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third-party-mirror / orbit / b80a455c0268d549edd5f71d1094a89297b72f72 / . / qt-everywhere-src-5.14.1 / qtbase / src / widgets / styles / qstylesheetstyle.cpp
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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qglobal.h>
#include "qstylesheetstyle_p.h"
#if QT_CONFIG(style_stylesheet)
#include "private/qcssutil_p.h"
#include <qdebug.h>
#include <qdir.h>
#include <qapplication.h>
#if QT_CONFIG(menu)
#include <qmenu.h>
#endif
#if QT_CONFIG(menubar)
#include <qmenubar.h>
#endif
#include <qpainter.h>
#include <qstyleoption.h>
#if QT_CONFIG(lineedit)
#include <qlineedit.h>
#endif
#include <private/qwindowsstyle_p.h>
#if QT_CONFIG(combobox)
#include <qcombobox.h>
#endif
#include "private/qcssparser_p.h"
#include "private/qmath_p.h"
#include <qabstractscrollarea.h>
#include "private/qabstractscrollarea_p.h"
#include <qtooltip.h>
#include <qshareddata.h>
#if QT_CONFIG(toolbutton)
#include <qtoolbutton.h>
#endif
#if QT_CONFIG(scrollbar)
#include <qscrollbar.h>
#endif
#if QT_CONFIG(abstractslider)
#include <qabstractslider.h>
#endif
#include <qstring.h>
#include <qfile.h>
#if QT_CONFIG(checkbox)
#include <qcheckbox.h>
#endif
#if QT_CONFIG(itemviews)
#include <qheaderview.h>
#endif
#include <private/qwindowsstyle_p_p.h>
#if QT_CONFIG(animation)
#include <private/qstyleanimation_p.h>
#endif
#if QT_CONFIG(tabbar)
#include <qtabbar.h>
#endif
#include <QMetaProperty>
#if QT_CONFIG(mainwindow)
#include <qmainwindow.h>
#endif
#if QT_CONFIG(dockwidget)
#include <qdockwidget.h>
#endif
#if QT_CONFIG(mdiarea)
#include <qmdisubwindow.h>
#endif
#if QT_CONFIG(dialog)
#include <qdialog.h>
#endif
#include <private/qwidget_p.h>
#if QT_CONFIG(spinbox)
#include <QAbstractSpinBox>
#endif
#if QT_CONFIG(label)
#include <QLabel>
#endif
#include "qdrawutil.h"
#include <limits.h>
#if QT_CONFIG(toolbar)
#include <QtWidgets/qtoolbar.h>
#endif
#include <QtGui/qscreen.h>
QT_BEGIN_NAMESPACE
using namespace QCss;
class QStyleSheetStylePrivate : public QWindowsStylePrivate
{
Q_DECLARE_PUBLIC(QStyleSheetStyle)
public:
QStyleSheetStylePrivate() { }
};
static QStyleSheetStyleCaches *styleSheetCaches = 0;
/* RECURSION_GUARD:
* the QStyleSheetStyle is a proxy. If used with others proxy style, we may end up with something like:
* QStyleSheetStyle -> ProxyStyle -> QStyleSheetStyle -> OriginalStyle
* Recursion may happen if the style call the widget()->style() again.
* Not to mention the performence penalty of having two lookup of rules.
*
* The first instance of QStyleSheetStyle will set globalStyleSheetStyle to itself. The second one
* will notice the globalStyleSheetStyle is not istelf and call its base style directly.
*/
static const QStyleSheetStyle *globalStyleSheetStyle = 0;
class QStyleSheetStyleRecursionGuard
{
public:
QStyleSheetStyleRecursionGuard(const QStyleSheetStyle *that)
: guarded(globalStyleSheetStyle == 0)
{
if (guarded) globalStyleSheetStyle = that;
}
~QStyleSheetStyleRecursionGuard() { if (guarded) globalStyleSheetStyle = 0; }
bool guarded;
};
#define RECURSION_GUARD(RETURN) \
if (globalStyleSheetStyle != 0 && globalStyleSheetStyle != this) { RETURN; } \
QStyleSheetStyleRecursionGuard recursion_guard(this);
#define ceil(x) ((int)(x) + ((x) > 0 && (x) != (int)(x)))
enum PseudoElement {
PseudoElement_None,
PseudoElement_DownArrow,
PseudoElement_UpArrow,
PseudoElement_LeftArrow,
PseudoElement_RightArrow,
PseudoElement_Indicator,
PseudoElement_ExclusiveIndicator,
PseudoElement_PushButtonMenuIndicator,
PseudoElement_ComboBoxDropDown,
PseudoElement_ComboBoxArrow,
PseudoElement_Item,
PseudoElement_SpinBoxUpButton,
PseudoElement_SpinBoxUpArrow,
PseudoElement_SpinBoxDownButton,
PseudoElement_SpinBoxDownArrow,
PseudoElement_GroupBoxTitle,
PseudoElement_GroupBoxIndicator,
PseudoElement_ToolButtonMenu,
PseudoElement_ToolButtonMenuArrow,
PseudoElement_ToolButtonDownArrow,
PseudoElement_ToolBoxTab,
PseudoElement_ScrollBarSlider,
PseudoElement_ScrollBarAddPage,
PseudoElement_ScrollBarSubPage,
PseudoElement_ScrollBarAddLine,
PseudoElement_ScrollBarSubLine,
PseudoElement_ScrollBarFirst,
PseudoElement_ScrollBarLast,
PseudoElement_ScrollBarUpArrow,
PseudoElement_ScrollBarDownArrow,
PseudoElement_ScrollBarLeftArrow,
PseudoElement_ScrollBarRightArrow,
PseudoElement_SplitterHandle,
PseudoElement_ToolBarHandle,
PseudoElement_ToolBarSeparator,
PseudoElement_MenuScroller,
PseudoElement_MenuTearoff,
PseudoElement_MenuCheckMark,
PseudoElement_MenuSeparator,
PseudoElement_MenuIcon,
PseudoElement_MenuRightArrow,
PseudoElement_TreeViewBranch,
PseudoElement_HeaderViewSection,
PseudoElement_HeaderViewUpArrow,
PseudoElement_HeaderViewDownArrow,
PseudoElement_ProgressBarChunk,
PseudoElement_TabBarTab,
PseudoElement_TabBarScroller,
PseudoElement_TabBarTear,
PseudoElement_SliderGroove,
PseudoElement_SliderHandle,
PseudoElement_SliderAddPage,
PseudoElement_SliderSubPage,
PseudoElement_SliderTickmark,
PseudoElement_TabWidgetPane,
PseudoElement_TabWidgetTabBar,
PseudoElement_TabWidgetLeftCorner,
PseudoElement_TabWidgetRightCorner,
PseudoElement_DockWidgetTitle,
PseudoElement_DockWidgetCloseButton,
PseudoElement_DockWidgetFloatButton,
PseudoElement_DockWidgetSeparator,
PseudoElement_MdiCloseButton,
PseudoElement_MdiMinButton,
PseudoElement_MdiNormalButton,
PseudoElement_TitleBar,
PseudoElement_TitleBarCloseButton,
PseudoElement_TitleBarMinButton,
PseudoElement_TitleBarMaxButton,
PseudoElement_TitleBarShadeButton,
PseudoElement_TitleBarUnshadeButton,
PseudoElement_TitleBarNormalButton,
PseudoElement_TitleBarContextHelpButton,
PseudoElement_TitleBarSysMenu,
PseudoElement_ViewItem,
PseudoElement_ViewItemIcon,
PseudoElement_ViewItemText,
PseudoElement_ViewItemIndicator,
PseudoElement_ScrollAreaCorner,
PseudoElement_TabBarTabCloseButton,
NumPseudoElements
};
struct PseudoElementInfo {
QStyle::SubControl subControl;
const char name[19];
};
static const PseudoElementInfo knownPseudoElements[NumPseudoElements] = {
{ QStyle::SC_None, "" },
{ QStyle::SC_None, "down-arrow" },
{ QStyle::SC_None, "up-arrow" },
{ QStyle::SC_None, "left-arrow" },
{ QStyle::SC_None, "right-arrow" },
{ QStyle::SC_None, "indicator" },
{ QStyle::SC_None, "indicator" },
{ QStyle::SC_None, "menu-indicator" },
{ QStyle::SC_ComboBoxArrow, "drop-down" },
{ QStyle::SC_ComboBoxArrow, "down-arrow" },
{ QStyle::SC_None, "item" },
{ QStyle::SC_SpinBoxUp, "up-button" },
{ QStyle::SC_SpinBoxUp, "up-arrow" },
{ QStyle::SC_SpinBoxDown, "down-button" },
{ QStyle::SC_SpinBoxDown, "down-arrow" },
{ QStyle::SC_GroupBoxLabel, "title" },
{ QStyle::SC_GroupBoxCheckBox, "indicator" },
{ QStyle::SC_ToolButtonMenu, "menu-button" },
{ QStyle::SC_ToolButtonMenu, "menu-arrow" },
{ QStyle::SC_None, "menu-indicator" },
{ QStyle::SC_None, "tab" },
{ QStyle::SC_ScrollBarSlider, "handle" },
{ QStyle::SC_ScrollBarAddPage, "add-page" },
{ QStyle::SC_ScrollBarSubPage, "sub-page" },
{ QStyle::SC_ScrollBarAddLine, "add-line" },
{ QStyle::SC_ScrollBarSubLine, "sub-line" },
{ QStyle::SC_ScrollBarFirst, "first" },
{ QStyle::SC_ScrollBarLast, "last" },
{ QStyle::SC_ScrollBarSubLine, "up-arrow" },
{ QStyle::SC_ScrollBarAddLine, "down-arrow" },
{ QStyle::SC_ScrollBarSubLine, "left-arrow" },
{ QStyle::SC_ScrollBarAddLine, "right-arrow" },
{ QStyle::SC_None, "handle" },
{ QStyle::SC_None, "handle" },
{ QStyle::SC_None, "separator" },
{ QStyle::SC_None, "scroller" },
{ QStyle::SC_None, "tearoff" },
{ QStyle::SC_None, "indicator" },
{ QStyle::SC_None, "separator" },
{ QStyle::SC_None, "icon" },
{ QStyle::SC_None, "right-arrow" },
{ QStyle::SC_None, "branch" },
{ QStyle::SC_None, "section" },
{ QStyle::SC_None, "down-arrow" },
{ QStyle::SC_None, "up-arrow" },
{ QStyle::SC_None, "chunk" },
{ QStyle::SC_None, "tab" },
{ QStyle::SC_None, "scroller" },
{ QStyle::SC_None, "tear" },
{ QStyle::SC_SliderGroove, "groove" },
{ QStyle::SC_SliderHandle, "handle" },
{ QStyle::SC_None, "add-page" },
{ QStyle::SC_None, "sub-page"},
{ QStyle::SC_SliderTickmarks, "tick-mark" },
{ QStyle::SC_None, "pane" },
{ QStyle::SC_None, "tab-bar" },
{ QStyle::SC_None, "left-corner" },
{ QStyle::SC_None, "right-corner" },
{ QStyle::SC_None, "title" },
{ QStyle::SC_None, "close-button" },
{ QStyle::SC_None, "float-button" },
{ QStyle::SC_None, "separator" },
{ QStyle::SC_MdiCloseButton, "close-button" },
{ QStyle::SC_MdiMinButton, "minimize-button" },
{ QStyle::SC_MdiNormalButton, "normal-button" },
{ QStyle::SC_TitleBarLabel, "title" },
{ QStyle::SC_TitleBarCloseButton, "close-button" },
{ QStyle::SC_TitleBarMinButton, "minimize-button" },
{ QStyle::SC_TitleBarMaxButton, "maximize-button" },
{ QStyle::SC_TitleBarShadeButton, "shade-button" },
{ QStyle::SC_TitleBarUnshadeButton, "unshade-button" },
{ QStyle::SC_TitleBarNormalButton, "normal-button" },
{ QStyle::SC_TitleBarContextHelpButton, "contexthelp-button" },
{ QStyle::SC_TitleBarSysMenu, "sys-menu" },
{ QStyle::SC_None, "item" },
{ QStyle::SC_None, "icon" },
{ QStyle::SC_None, "text" },
{ QStyle::SC_None, "indicator" },
{ QStyle::SC_None, "corner" },
{ QStyle::SC_None, "close-button" },
};
struct QStyleSheetBorderImageData : public QSharedData
{
QStyleSheetBorderImageData()
: horizStretch(QCss::TileMode_Unknown), vertStretch(QCss::TileMode_Unknown)
{
for (int i = 0; i < 4; i++)
cuts[i] = -1;
}
int cuts[4];
QPixmap pixmap;
QImage image;
QCss::TileMode horizStretch, vertStretch;
};
struct QStyleSheetBackgroundData : public QSharedData
{
QStyleSheetBackgroundData(const QBrush& b, const QPixmap& p, QCss::Repeat r,
Qt::Alignment a, QCss::Origin o, Attachment t, QCss::Origin c)
: brush(b), pixmap(p), repeat(r), position(a), origin(o), attachment(t), clip(c) { }
bool isTransparent() const {
if (brush.style() != Qt::NoBrush)
return !brush.isOpaque();
return pixmap.isNull() ? false : pixmap.hasAlpha();
}
QBrush brush;
QPixmap pixmap;
QCss::Repeat repeat;
Qt::Alignment position;
QCss::Origin origin;
QCss::Attachment attachment;
QCss::Origin clip;
};
struct QStyleSheetBorderData : public QSharedData
{
QStyleSheetBorderData() : bi(0)
{
for (int i = 0; i < 4; i++) {
borders[i] = 0;
styles[i] = QCss::BorderStyle_None;
}
}
QStyleSheetBorderData(int *b, QBrush *c, QCss::BorderStyle *s, QSize *r) : bi(0)
{
for (int i = 0; i < 4; i++) {
borders[i] = b[i];
styles[i] = s[i];
colors[i] = c[i];
radii[i] = r[i];
}
}
int borders[4];
QBrush colors[4];
QCss::BorderStyle styles[4];
QSize radii[4]; // topleft, topright, bottomleft, bottomright
const QStyleSheetBorderImageData *borderImage() const
{ return bi; }
bool hasBorderImage() const { return bi!=0; }
QSharedDataPointer<QStyleSheetBorderImageData> bi;
bool isOpaque() const
{
for (int i = 0; i < 4; i++) {
if (styles[i] == QCss::BorderStyle_Native || styles[i] == QCss::BorderStyle_None)
continue;
if (styles[i] >= QCss::BorderStyle_Dotted && styles[i] <= QCss::BorderStyle_DotDotDash
&& styles[i] != BorderStyle_Solid)
return false;
if (!colors[i].isOpaque())
return false;
if (!radii[i].isEmpty())
return false;
}
if (bi != 0 && bi->pixmap.hasAlpha())
return false;
return true;
}
};
struct QStyleSheetOutlineData : public QStyleSheetBorderData
{
QStyleSheetOutlineData()
{
for (int i = 0; i < 4; i++) {
offsets[i] = 0;
}
}
QStyleSheetOutlineData(int *b, QBrush *c, QCss::BorderStyle *s, QSize *r, int *o)
: QStyleSheetBorderData(b, c, s, r)
{
for (int i = 0; i < 4; i++) {
offsets[i] = o[i];
}
}
int offsets[4];
};
struct QStyleSheetBoxData : public QSharedData
{
QStyleSheetBoxData(int *m, int *p, int s) : spacing(s)
{
for (int i = 0; i < 4; i++) {
margins[i] = m[i];
paddings[i] = p[i];
}
}
int margins[4];
int paddings[4];
int spacing;
};
struct QStyleSheetPaletteData : public QSharedData
{
QStyleSheetPaletteData(const QBrush &fg, const QBrush &sfg, const QBrush &sbg,
const QBrush &abg)
: foreground(fg), selectionForeground(sfg), selectionBackground(sbg),
alternateBackground(abg) { }
QBrush foreground;
QBrush selectionForeground;
QBrush selectionBackground;
QBrush alternateBackground;
};
struct QStyleSheetGeometryData : public QSharedData
{
QStyleSheetGeometryData(int w, int h, int minw, int minh, int maxw, int maxh)
: minWidth(minw), minHeight(minh), width(w), height(h), maxWidth(maxw), maxHeight(maxh) { }
int minWidth, minHeight, width, height, maxWidth, maxHeight;
};
struct QStyleSheetPositionData : public QSharedData
{
QStyleSheetPositionData(int l, int t, int r, int b, Origin o, Qt::Alignment p, QCss::PositionMode m, Qt::Alignment a = 0)
: left(l), top(t), bottom(b), right(r), origin(o), position(p), mode(m), textAlignment(a) { }
int left, top, bottom, right;
Origin origin;
Qt::Alignment position;
QCss::PositionMode mode;
Qt::Alignment textAlignment;
};
struct QStyleSheetImageData : public QSharedData
{
QStyleSheetImageData(const QIcon &i, Qt::Alignment a, const QSize &sz)
: icon(i), alignment(a), size(sz) { }
QIcon icon;
Qt::Alignment alignment;
QSize size;
};
class QRenderRule
{
public:
QRenderRule() : features(0), hasFont(false), pal(0), b(0), bg(0), bd(0), ou(0), geo(0), p(0), img(0), clipset(0) { }
QRenderRule(const QVector<QCss::Declaration> &, const QObject *);
QRect borderRect(const QRect &r) const;
QRect outlineRect(const QRect &r) const;
QRect paddingRect(const QRect &r) const;
QRect contentsRect(const QRect &r) const;
enum { Margin = 1, Border = 2, Padding = 4, All=Margin|Border|Padding };
QRect boxRect(const QRect &r, int flags = All) const;
QSize boxSize(const QSize &s, int flags = All) const;
QRect originRect(const QRect &rect, Origin origin) const;
QPainterPath borderClip(QRect rect);
void drawBorder(QPainter *, const QRect&);
void drawOutline(QPainter *, const QRect&);
void drawBorderImage(QPainter *, const QRect&);
void drawBackground(QPainter *, const QRect&, const QPoint& = QPoint(0, 0));
void drawBackgroundImage(QPainter *, const QRect&, QPoint = QPoint(0, 0));
void drawFrame(QPainter *, const QRect&);
void drawImage(QPainter *p, const QRect &rect);
void drawRule(QPainter *, const QRect&);
void configurePalette(QPalette *, QPalette::ColorGroup, const QWidget *, bool);
void configurePalette(QPalette *p, QPalette::ColorRole fr, QPalette::ColorRole br);
const QStyleSheetPaletteData *palette() const { return pal; }
const QStyleSheetBoxData *box() const { return b; }
const QStyleSheetBackgroundData *background() const { return bg; }
const QStyleSheetBorderData *border() const { return bd; }
const QStyleSheetOutlineData *outline() const { return ou; }
const QStyleSheetGeometryData *geometry() const { return geo; }
const QStyleSheetPositionData *position() const { return p; }
bool hasModification() const;
bool hasPalette() const { return pal != 0; }
bool hasBackground() const { return bg != 0 && (!bg->pixmap.isNull() || bg->brush.style() != Qt::NoBrush); }
bool hasGradientBackground() const { return bg && bg->brush.style() >= Qt::LinearGradientPattern
&& bg->brush.style() <= Qt::ConicalGradientPattern; }
bool hasNativeBorder() const {
return bd == 0
|| (!bd->hasBorderImage() && bd->styles[0] == BorderStyle_Native);
}
bool hasNativeOutline() const {
return (ou == 0
|| (!ou->hasBorderImage() && ou->styles[0] == BorderStyle_Native));
}
bool baseStyleCanDraw() const {
if (!hasBackground() || (background()->brush.style() == Qt::NoBrush && bg->pixmap.isNull()))
return true;
if (bg && !bg->pixmap.isNull())
return false;
if (hasGradientBackground())
return features & StyleFeature_BackgroundGradient;
return features & StyleFeature_BackgroundColor;
}
bool hasBox() const { return b != 0; }
bool hasBorder() const { return bd != 0; }
bool hasOutline() const { return ou != 0; }
bool hasPosition() const { return p != 0; }
bool hasGeometry() const { return geo != 0; }
bool hasDrawable() const { return !hasNativeBorder() || hasBackground() || hasImage(); }
bool hasImage() const { return img != 0; }
QSize minimumContentsSize() const
{ return geo ? QSize(geo->minWidth, geo->minHeight) : QSize(0, 0); }
QSize minimumSize() const
{ return boxSize(minimumContentsSize()); }
QSize contentsSize() const
{ return geo ? QSize(geo->width, geo->height)
: ((img && img->size.isValid()) ? img->size : QSize()); }
QSize contentsSize(const QSize &sz) const
{
QSize csz = contentsSize();
if (csz.width() == -1) csz.setWidth(sz.width());
if (csz.height() == -1) csz.setHeight(sz.height());
return csz;
}
bool hasContentsSize() const
{ return (geo && (geo->width != -1 || geo->height != -1)) || (img && img->size.isValid()); }
QSize size() const { return boxSize(contentsSize()); }
QSize size(const QSize &sz) const { return boxSize(contentsSize(sz)); }
QSize adjustSize(const QSize &sz)
{
if (!geo)
return sz;
QSize csz = contentsSize();
if (csz.width() == -1) csz.setWidth(sz.width());
if (csz.height() == -1) csz.setHeight(sz.height());
if (geo->maxWidth != -1 && csz.width() > geo->maxWidth) csz.setWidth(geo->maxWidth);
if (geo->maxHeight != -1 && csz.height() > geo->maxHeight) csz.setHeight(geo->maxHeight);
csz=csz.expandedTo(QSize(geo->minWidth, geo->minHeight));
return csz;
}
bool hasStyleHint(const QString &sh) const { return styleHints.contains(sh); }
QVariant styleHint(const QString &sh) const { return styleHints.value(sh); }
void fixupBorder(int);
// Shouldn't be here
void setClip(QPainter *p, const QRect &rect);
void unsetClip(QPainter *);
public:
int features;
QBrush defaultBackground;
QFont font; // Be careful using this font directly. Prefer using font.resolve( )
bool hasFont;
QHash<QString, QVariant> styleHints;
QSharedDataPointer<QStyleSheetPaletteData> pal;
QSharedDataPointer<QStyleSheetBoxData> b;
QSharedDataPointer<QStyleSheetBackgroundData> bg;
QSharedDataPointer<QStyleSheetBorderData> bd;
QSharedDataPointer<QStyleSheetOutlineData> ou;
QSharedDataPointer<QStyleSheetGeometryData> geo;
QSharedDataPointer<QStyleSheetPositionData> p;
QSharedDataPointer<QStyleSheetImageData> img;
int clipset;
QPainterPath clipPath;
};
Q_DECLARE_TYPEINFO(QRenderRule, Q_MOVABLE_TYPE);
///////////////////////////////////////////////////////////////////////////////////////////
static const char knownStyleHints[][45] = {
"activate-on-singleclick",
"alignment",
"arrow-keys-navigate-into-children",
"backward-icon",
"button-layout",
"cd-icon",
"combobox-list-mousetracking",
"combobox-popup",
"computer-icon",
"desktop-icon",
"dialog-apply-icon",
"dialog-cancel-icon",
"dialog-close-icon",
"dialog-discard-icon",
"dialog-help-icon",
"dialog-no-icon",
"dialog-ok-icon",
"dialog-open-icon",
"dialog-reset-icon",
"dialog-save-icon",
"dialog-yes-icon",
"dialogbuttonbox-buttons-have-icons",
"directory-closed-icon",
"directory-icon",
"directory-link-icon",
"directory-open-icon",
"dither-disable-text",
"dockwidget-close-icon",
"downarrow-icon",
"dvd-icon",
"etch-disabled-text",
"file-icon",
"file-link-icon",
"filedialog-backward-icon", // unused
"filedialog-contentsview-icon",
"filedialog-detailedview-icon",
"filedialog-end-icon",
"filedialog-infoview-icon",
"filedialog-listview-icon",
"filedialog-new-directory-icon",
"filedialog-parent-directory-icon",
"filedialog-start-icon",
"floppy-icon",
"forward-icon",
"gridline-color",
"harddisk-icon",
"home-icon",
"icon-size",
"leftarrow-icon",
"lineedit-password-character",
"lineedit-password-mask-delay",
"mdi-fill-space-on-maximize",
"menu-scrollable",
"menubar-altkey-navigation",
"menubar-separator",
"messagebox-critical-icon",
"messagebox-information-icon",
"messagebox-question-icon",
"messagebox-text-interaction-flags",
"messagebox-warning-icon",
"mouse-tracking",
"network-icon",
"opacity",
"paint-alternating-row-colors-for-empty-area",
"rightarrow-icon",
"scrollbar-contextmenu",
"scrollbar-leftclick-absolute-position",
"scrollbar-middleclick-absolute-position",
"scrollbar-roll-between-buttons",
"scrollbar-scroll-when-pointer-leaves-control",
"scrollview-frame-around-contents",
"show-decoration-selected",
"spinbox-click-autorepeat-rate",
"spincontrol-disable-on-bounds",
"tabbar-elide-mode",
"tabbar-prefer-no-arrows",
"titlebar-close-icon",
"titlebar-contexthelp-icon",
"titlebar-maximize-icon",
"titlebar-menu-icon",
"titlebar-minimize-icon",
"titlebar-normal-icon",
"titlebar-shade-icon",
"titlebar-show-tooltips-on-buttons",
"titlebar-unshade-icon",
"toolbutton-popup-delay",
"trash-icon",
"uparrow-icon",
"widget-animation-duration"
};
static const int numKnownStyleHints = sizeof(knownStyleHints)/sizeof(knownStyleHints[0]);
static QList<QVariant> subControlLayout(const QString& layout)
{
QList<QVariant> buttons;
for (int i = 0; i < layout.count(); i++) {
int button = layout[i].toLatin1();
switch (button) {
case 'm':
buttons.append(PseudoElement_MdiMinButton);
buttons.append(PseudoElement_TitleBarMinButton);
break;
case 'M':
buttons.append(PseudoElement_TitleBarMaxButton);
break;
case 'X':
buttons.append(PseudoElement_MdiCloseButton);
buttons.append(PseudoElement_TitleBarCloseButton);
break;
case 'N':
buttons.append(PseudoElement_MdiNormalButton);
buttons.append(PseudoElement_TitleBarNormalButton);
break;
case 'I':
buttons.append(PseudoElement_TitleBarSysMenu);
break;
case 'T':
buttons.append(PseudoElement_TitleBar);
break;
case 'H':
buttons.append(PseudoElement_TitleBarContextHelpButton);
break;
case 'S':
buttons.append(PseudoElement_TitleBarShadeButton);
break;
default:
buttons.append(button);
break;
}
}
return buttons;
}
namespace {
struct ButtonInfo {
QRenderRule rule;
int element;
int offset;
int where;
int width;
};
}
template <> class QTypeInfo<ButtonInfo> : public QTypeInfoMerger<ButtonInfo, QRenderRule, int> {};
QHash<QStyle::SubControl, QRect> QStyleSheetStyle::titleBarLayout(const QWidget *w, const QStyleOptionTitleBar *tb) const
{
QHash<QStyle::SubControl, QRect> layoutRects;
const bool isMinimized = tb->titleBarState & Qt::WindowMinimized;
const bool isMaximized = tb->titleBarState & Qt::WindowMaximized;
QRenderRule subRule = renderRule(w, tb);
QRect cr = subRule.contentsRect(tb->rect);
QList<QVariant> layout = subRule.styleHint(QLatin1String("button-layout")).toList();
if (layout.isEmpty())
layout = subControlLayout(QLatin1String("I(T)HSmMX"));
int offsets[3] = { 0, 0, 0 };
enum Where { Left, Right, Center, NoWhere } where = Left;
QVector<ButtonInfo> infos;
const int numLayouts = layout.size();
infos.reserve(numLayouts);
for (int i = 0; i < numLayouts; i++) {
const int element = layout[i].toInt();
if (element == '(') {
where = Center;
} else if (element == ')') {
where = Right;
} else {
ButtonInfo info;
info.element = element;
switch (element) {
case PseudoElement_TitleBar:
if (!(tb->titleBarFlags & (Qt::WindowTitleHint | Qt::WindowSystemMenuHint)))
continue;
break;
case PseudoElement_TitleBarContextHelpButton:
if (!(tb->titleBarFlags & Qt::WindowContextHelpButtonHint))
continue;
break;
case PseudoElement_TitleBarMinButton:
if (!(tb->titleBarFlags & Qt::WindowMinimizeButtonHint))
continue;
if (isMinimized)
info.element = PseudoElement_TitleBarNormalButton;
break;
case PseudoElement_TitleBarMaxButton:
if (!(tb->titleBarFlags & Qt::WindowMaximizeButtonHint))
continue;
if (isMaximized)
info.element = PseudoElement_TitleBarNormalButton;
break;
case PseudoElement_TitleBarShadeButton:
if (!(tb->titleBarFlags & Qt::WindowShadeButtonHint))
continue;
if (isMinimized)
info.element = PseudoElement_TitleBarUnshadeButton;
break;
case PseudoElement_TitleBarCloseButton:
case PseudoElement_TitleBarSysMenu:
if (!(tb->titleBarFlags & Qt::WindowSystemMenuHint))
continue;
break;
default:
continue;
}
if (info.element == PseudoElement_TitleBar) {
info.width = tb->fontMetrics.horizontalAdvance(tb->text) + 6;
subRule.geo = new QStyleSheetGeometryData(info.width, tb->fontMetrics.height(), -1, -1, -1, -1);
} else {
subRule = renderRule(w, tb, info.element);
info.width = subRule.size().width();
}
info.rule = subRule;
info.offset = offsets[where];
info.where = where;
infos.append(std::move(info));
offsets[where] += info.width;
}
}
for (int i = 0; i < infos.size(); i++) {
const ButtonInfo &info = infos[i];
QRect lr = cr;
switch (info.where) {
case Center: {
lr.setLeft(cr.left() + offsets[Left]);
lr.setRight(cr.right() - offsets[Right]);
QRect r(0, 0, offsets[Center], lr.height());
r.moveCenter(lr.center());
r.setLeft(r.left()+info.offset);
r.setWidth(info.width);
lr = r;
break; }
case Left:
lr.translate(info.offset, 0);
lr.setWidth(info.width);
break;
case Right:
lr.moveLeft(cr.right() + 1 - offsets[Right] + info.offset);
lr.setWidth(info.width);
break;
default:
break;
}
QStyle::SubControl control = knownPseudoElements[info.element].subControl;
layoutRects[control] = positionRect(w, info.rule, info.element, lr, tb->direction);
}
return layoutRects;
}
static QStyle::StandardPixmap subControlIcon(int pe)
{
switch (pe) {
case PseudoElement_MdiCloseButton: return QStyle::SP_TitleBarCloseButton;
case PseudoElement_MdiMinButton: return QStyle::SP_TitleBarMinButton;
case PseudoElement_MdiNormalButton: return QStyle::SP_TitleBarNormalButton;
case PseudoElement_TitleBarCloseButton: return QStyle::SP_TitleBarCloseButton;
case PseudoElement_TitleBarMinButton: return QStyle::SP_TitleBarMinButton;
case PseudoElement_TitleBarMaxButton: return QStyle::SP_TitleBarMaxButton;
case PseudoElement_TitleBarShadeButton: return QStyle::SP_TitleBarShadeButton;
case PseudoElement_TitleBarUnshadeButton: return QStyle::SP_TitleBarUnshadeButton;
case PseudoElement_TitleBarNormalButton: return QStyle::SP_TitleBarNormalButton;
case PseudoElement_TitleBarContextHelpButton: return QStyle::SP_TitleBarContextHelpButton;
default: break;
}
return QStyle::SP_CustomBase;
}
QRenderRule::QRenderRule(const QVector<Declaration> &declarations, const QObject *object)
: features(0), hasFont(false), pal(0), b(0), bg(0), bd(0), ou(0), geo(0), p(0), img(0), clipset(0)
{
QPalette palette = QGuiApplication::palette(); // ###: ideally widget's palette
ValueExtractor v(declarations, palette);
features = v.extractStyleFeatures();
int w = -1, h = -1, minw = -1, minh = -1, maxw = -1, maxh = -1;
if (v.extractGeometry(&w, &h, &minw, &minh, &maxw, &maxh))
geo = new QStyleSheetGeometryData(w, h, minw, minh, maxw, maxh);
int left = 0, top = 0, right = 0, bottom = 0;
Origin origin = Origin_Unknown;
Qt::Alignment position = 0;
QCss::PositionMode mode = PositionMode_Unknown;
Qt::Alignment textAlignment = 0;
if (v.extractPosition(&left, &top, &right, &bottom, &origin, &position, &mode, &textAlignment))
p = new QStyleSheetPositionData(left, top, right, bottom, origin, position, mode, textAlignment);
int margins[4], paddings[4], spacing = -1;
for (int i = 0; i < 4; i++)
margins[i] = paddings[i] = 0;
if (v.extractBox(margins, paddings, &spacing))
b = new QStyleSheetBoxData(margins, paddings, spacing);
int borders[4];
QBrush colors[4];
QCss::BorderStyle styles[4];
QSize radii[4];
for (int i = 0; i < 4; i++) {
borders[i] = 0;
styles[i] = BorderStyle_None;
}
if (v.extractBorder(borders, colors, styles, radii))
bd = new QStyleSheetBorderData(borders, colors, styles, radii);
int offsets[4];
for (int i = 0; i < 4; i++) {
borders[i] = offsets[i] = 0;
styles[i] = BorderStyle_None;
}
if (v.extractOutline(borders, colors, styles, radii, offsets))
ou = new QStyleSheetOutlineData(borders, colors, styles, radii, offsets);
QBrush brush;
QString uri;
Repeat repeat = Repeat_XY;
Qt::Alignment alignment = Qt::AlignTop | Qt::AlignLeft;
Attachment attachment = Attachment_Scroll;
origin = Origin_Padding;
Origin clip = Origin_Border;
if (v.extractBackground(&brush, &uri, &repeat, &alignment, &origin, &attachment, &clip)) {
QPixmap pixmap = QStyleSheetStyle::loadPixmap(uri, object);
if (!uri.isEmpty() && pixmap.isNull())
qWarning("Could not create pixmap from %s", qPrintable(QDir::toNativeSeparators(uri)));
bg = new QStyleSheetBackgroundData(brush, pixmap, repeat, alignment, origin, attachment, clip);
}
QBrush sfg, fg;
QBrush sbg, abg;
if (v.extractPalette(&fg, &sfg, &sbg, &abg))
pal = new QStyleSheetPaletteData(fg, sfg, sbg, abg);
QIcon icon;
alignment = Qt::AlignCenter;
QSize size;
if (v.extractImage(&icon, &alignment, &size))
img = new QStyleSheetImageData(icon, alignment, size);
int adj = -255;
hasFont = v.extractFont(&font, &adj);
#ifndef QT_NO_TOOLTIP
if (object && qstrcmp(object->metaObject()->className(), "QTipLabel") == 0)
palette = QToolTip::palette();
#endif
for (int i = 0; i < declarations.count(); i++) {
const Declaration& decl = declarations.at(i);
if (decl.d->propertyId == BorderImage) {
QString uri;
QCss::TileMode horizStretch, vertStretch;
int cuts[4];
decl.borderImageValue(&uri, cuts, &horizStretch, &vertStretch);
if (uri.isEmpty() || uri == QLatin1String("none")) {
if (bd && bd->bi)
bd->bi->pixmap = QPixmap();
} else {
if (!bd)
bd = new QStyleSheetBorderData;
if (!bd->bi)
bd->bi = new QStyleSheetBorderImageData;
QStyleSheetBorderImageData *bi = bd->bi;
bi->pixmap = QStyleSheetStyle::loadPixmap(uri, object);
for (int i = 0; i < 4; i++)
bi->cuts[i] = cuts[i];
bi->horizStretch = horizStretch;
bi->vertStretch = vertStretch;
}
} else if (decl.d->propertyId == QtBackgroundRole) {
if (bg && bg->brush.style() != Qt::NoBrush)
continue;
int role = decl.d->values.at(0).variant.toInt();
if (role >= Value_FirstColorRole && role <= Value_LastColorRole)
defaultBackground = palette.color((QPalette::ColorRole)(role-Value_FirstColorRole));
} else if (decl.d->property.startsWith(QLatin1String("qproperty-"), Qt::CaseInsensitive)) {
// intentionally left blank...
} else if (decl.d->propertyId == UnknownProperty) {
bool knownStyleHint = false;
for (int i = 0; i < numKnownStyleHints; i++) {
QLatin1String styleHint(knownStyleHints[i]);
if (decl.d->property.compare(styleHint) == 0) {
QString hintName = QString(styleHint);
QVariant hintValue;
if (hintName.endsWith(QLatin1String("alignment"))) {
hintValue = (int) decl.alignmentValue();
} else if (hintName.endsWith(QLatin1String("color"))) {
hintValue = (int) decl.colorValue().rgba();
} else if (hintName.endsWith(QLatin1String("size"))) {
hintValue = decl.sizeValue();
} else if (hintName.endsWith(QLatin1String("icon"))) {
hintValue = decl.iconValue();
} else if (hintName == QLatin1String("button-layout")
&& decl.d->values.count() != 0 && decl.d->values.at(0).type == Value::String) {
hintValue = subControlLayout(decl.d->values.at(0).variant.toString());
} else {
int integer;
decl.intValue(&integer);
hintValue = integer;
}
styleHints[decl.d->property] = hintValue;
knownStyleHint = true;
break;
}
}
if (!knownStyleHint)
qDebug("Unknown property %s", qPrintable(decl.d->property));
}
}
if (hasBorder()) {
if (const QWidget *widget = qobject_cast<const QWidget *>(object)) {
QStyleSheetStyle *style = const_cast<QStyleSheetStyle *>(globalStyleSheetStyle);
if (!style)
style = qt_styleSheet(widget->style());
if (style)
fixupBorder(style->nativeFrameWidth(widget));
}
if (border()->hasBorderImage())
defaultBackground = QBrush();
}
}
QRect QRenderRule::borderRect(const QRect& r) const
{
if (!hasBox())
return r;
const int* m = box()->margins;
return r.adjusted(m[LeftEdge], m[TopEdge], -m[RightEdge], -m[BottomEdge]);
}
QRect QRenderRule::outlineRect(const QRect& r) const
{
QRect br = borderRect(r);
if (!hasOutline())
return br;
const int *b = outline()->borders;
return r.adjusted(b[LeftEdge], b[TopEdge], -b[RightEdge], -b[BottomEdge]);
}
QRect QRenderRule::paddingRect(const QRect& r) const
{
QRect br = borderRect(r);
if (!hasBorder())
return br;
const int *b = border()->borders;
return br.adjusted(b[LeftEdge], b[TopEdge], -b[RightEdge], -b[BottomEdge]);
}
QRect QRenderRule::contentsRect(const QRect& r) const
{
QRect pr = paddingRect(r);
if (!hasBox())
return pr;
const int *p = box()->paddings;
return pr.adjusted(p[LeftEdge], p[TopEdge], -p[RightEdge], -p[BottomEdge]);
}
QRect QRenderRule::boxRect(const QRect& cr, int flags) const
{
QRect r = cr;
if (hasBox()) {
if (flags & Margin) {
const int *m = box()->margins;
r.adjust(-m[LeftEdge], -m[TopEdge], m[RightEdge], m[BottomEdge]);
}
if (flags & Padding) {
const int *p = box()->paddings;
r.adjust(-p[LeftEdge], -p[TopEdge], p[RightEdge], p[BottomEdge]);
}
}
if (hasBorder() && (flags & Border)) {
const int *b = border()->borders;
r.adjust(-b[LeftEdge], -b[TopEdge], b[RightEdge], b[BottomEdge]);
}
return r;
}
QSize QRenderRule::boxSize(const QSize &cs, int flags) const
{
QSize bs = boxRect(QRect(QPoint(0, 0), cs), flags).size();
if (cs.width() < 0) bs.setWidth(-1);
if (cs.height() < 0) bs.setHeight(-1);
return bs;
}
void QRenderRule::fixupBorder(int nativeWidth)
{
if (bd == 0)
return;
if (!bd->hasBorderImage() || bd->bi->pixmap.isNull()) {
bd->bi = 0;
// ignore the color, border of edges that have none border-style
QBrush color = pal ? pal->foreground : QBrush();
const bool hasRadius = bd->radii[0].isValid() || bd->radii[1].isValid()
|| bd->radii[2].isValid() || bd->radii[3].isValid();
for (int i = 0; i < 4; i++) {
if ((bd->styles[i] == BorderStyle_Native) && hasRadius)
bd->styles[i] = BorderStyle_None;
switch (bd->styles[i]) {
case BorderStyle_None:
// border-style: none forces width to be 0
bd->colors[i] = QBrush();
bd->borders[i] = 0;
break;
case BorderStyle_Native:
if (bd->borders[i] == 0)
bd->borders[i] = nativeWidth;
Q_FALLTHROUGH();
default:
if (bd->colors[i].style() == Qt::NoBrush) // auto-acquire 'color'
bd->colors[i] = color;
break;
}
}
return;
}
// inspect the border image
QStyleSheetBorderImageData *bi = bd->bi;
if (bi->cuts[0] == -1) {
for (int i = 0; i < 4; i++) // assume, cut = border
bi->cuts[i] = int(border()->borders[i]);
}
}
void QRenderRule::drawBorderImage(QPainter *p, const QRect& rect)
{
setClip(p, rect);
static const Qt::TileRule tileMode2TileRule[] = {
Qt::StretchTile, Qt::RoundTile, Qt::StretchTile, Qt::RepeatTile, Qt::StretchTile };
const QStyleSheetBorderImageData *borderImageData = border()->borderImage();
const int *targetBorders = border()->borders;
const int *sourceBorders = borderImageData->cuts;
QMargins sourceMargins(sourceBorders[LeftEdge], sourceBorders[TopEdge],
sourceBorders[RightEdge], sourceBorders[BottomEdge]);
QMargins targetMargins(targetBorders[LeftEdge], targetBorders[TopEdge],
targetBorders[RightEdge], targetBorders[BottomEdge]);
bool wasSmoothPixmapTransform = p->renderHints() & QPainter::SmoothPixmapTransform;
p->setRenderHint(QPainter::SmoothPixmapTransform);
qDrawBorderPixmap(p, rect, targetMargins, borderImageData->pixmap,
QRect(QPoint(), borderImageData->pixmap.size()), sourceMargins,
QTileRules(tileMode2TileRule[borderImageData->horizStretch], tileMode2TileRule[borderImageData->vertStretch]));
p->setRenderHint(QPainter::SmoothPixmapTransform, wasSmoothPixmapTransform);
unsetClip(p);
}
QRect QRenderRule::originRect(const QRect &rect, Origin origin) const
{
switch (origin) {
case Origin_Padding:
return paddingRect(rect);
case Origin_Border:
return borderRect(rect);
case Origin_Content:
return contentsRect(rect);
case Origin_Margin:
default:
return rect;
}
}
void QRenderRule::drawBackgroundImage(QPainter *p, const QRect &rect, QPoint off)
{
if (!hasBackground())
return;
const QPixmap& bgp = background()->pixmap;
if (bgp.isNull())
return;
setClip(p, borderRect(rect));
if (background()->origin != background()->clip) {
p->save();
p->setClipRect(originRect(rect, background()->clip), Qt::IntersectClip);
}
if (background()->attachment == Attachment_Fixed)
off = QPoint(0, 0);
QSize bgpSize = bgp.size() / bgp.devicePixelRatio();
int bgpHeight = bgpSize.height();
int bgpWidth = bgpSize.width();
QRect r = originRect(rect, background()->origin);
QRect aligned = QStyle::alignedRect(Qt::LeftToRight, background()->position, bgpSize, r);
QRect inter = aligned.translated(-off).intersected(r);
switch (background()->repeat) {
case Repeat_Y:
p->drawTiledPixmap(inter.x(), r.y(), inter.width(), r.height(), bgp,
inter.x() - aligned.x() + off.x(),
bgpHeight - int(aligned.y() - r.y()) % bgpHeight + off.y());
break;
case Repeat_X:
p->drawTiledPixmap(r.x(), inter.y(), r.width(), inter.height(), bgp,
bgpWidth - int(aligned.x() - r.x())%bgpWidth + off.x(),
inter.y() - aligned.y() + off.y());
break;
case Repeat_XY:
p->drawTiledPixmap(r, bgp,
QPoint(bgpWidth - int(aligned.x() - r.x())% bgpWidth + off.x(),
bgpHeight - int(aligned.y() - r.y())%bgpHeight + off.y()));
break;
case Repeat_None:
default:
p->drawPixmap(inter.x(), inter.y(), bgp, inter.x() - aligned.x() + off.x(),
inter.y() - aligned.y() + off.y(), bgp.width() , bgp.height());
break;
}
if (background()->origin != background()->clip)
p->restore();
unsetClip(p);
}
void QRenderRule::drawOutline(QPainter *p, const QRect &rect)
{
if (!hasOutline())
return;
bool wasAntialiased = p->renderHints() & QPainter::Antialiasing;
p->setRenderHint(QPainter::Antialiasing);
qDrawBorder(p, rect, ou->styles, ou->borders, ou->colors, ou->radii);
p->setRenderHint(QPainter::Antialiasing, wasAntialiased);
}
void QRenderRule::drawBorder(QPainter *p, const QRect& rect)
{
if (!hasBorder())
return;
if (border()->hasBorderImage()) {
drawBorderImage(p, rect);
return;
}
bool wasAntialiased = p->renderHints() & QPainter::Antialiasing;
p->setRenderHint(QPainter::Antialiasing);
qDrawBorder(p, rect, bd->styles, bd->borders, bd->colors, bd->radii);
p->setRenderHint(QPainter::Antialiasing, wasAntialiased);
}
QPainterPath QRenderRule::borderClip(QRect r)
{
if (!hasBorder())
return QPainterPath();
QSize tlr, trr, blr, brr;
qNormalizeRadii(r, bd->radii, &tlr, &trr, &blr, &brr);
if (tlr.isNull() && trr.isNull() && blr.isNull() && brr.isNull())
return QPainterPath();
const QRectF rect(r);
const int *borders = border()->borders;
QPainterPath path;
qreal curY = rect.y() + borders[TopEdge]/2.0;
path.moveTo(rect.x() + tlr.width(), curY);
path.lineTo(rect.right() - trr.width(), curY);
qreal curX = rect.right() - borders[RightEdge]/2.0;
path.arcTo(curX - 2*trr.width() + borders[RightEdge], curY,
trr.width()*2 - borders[RightEdge], trr.height()*2 - borders[TopEdge], 90, -90);
path.lineTo(curX, rect.bottom() - brr.height());
curY = rect.bottom() - borders[BottomEdge]/2.0;
path.arcTo(curX - 2*brr.width() + borders[RightEdge], curY - 2*brr.height() + borders[BottomEdge],
brr.width()*2 - borders[RightEdge], brr.height()*2 - borders[BottomEdge], 0, -90);
path.lineTo(rect.x() + blr.width(), curY);
curX = rect.left() + borders[LeftEdge]/2.0;
path.arcTo(curX, rect.bottom() - 2*blr.height() + borders[BottomEdge]/2,
blr.width()*2 - borders[LeftEdge], blr.height()*2 - borders[BottomEdge], 270, -90);
path.lineTo(curX, rect.top() + tlr.height());
path.arcTo(curX, rect.top() + borders[TopEdge]/2,
tlr.width()*2 - borders[LeftEdge], tlr.height()*2 - borders[TopEdge], 180, -90);
path.closeSubpath();
return path;
}
/*! \internal
Clip the painter to the border (in case we are using radius border)
*/
void QRenderRule::setClip(QPainter *p, const QRect &rect)
{
if (clipset++)
return;
clipPath = borderClip(rect);
if (!clipPath.isEmpty()) {
p->save();
p->setClipPath(clipPath, Qt::IntersectClip);
}
}
void QRenderRule::unsetClip(QPainter *p)
{
if (--clipset)
return;
if (!clipPath.isEmpty())
p->restore();
}
void QRenderRule::drawBackground(QPainter *p, const QRect& rect, const QPoint& off)
{
QBrush brush = hasBackground() ? background()->brush : QBrush();
if (brush.style() == Qt::NoBrush)
brush = defaultBackground;
if (brush.style() != Qt::NoBrush) {
Origin origin = hasBackground() ? background()->clip : Origin_Border;
// ### fix for gradients
const QPainterPath &borderPath = borderClip(originRect(rect, origin));
if (!borderPath.isEmpty()) {
// Drawn intead of being used as clipping path for better visual quality
bool wasAntialiased = p->renderHints() & QPainter::Antialiasing;
p->setRenderHint(QPainter::Antialiasing);
p->fillPath(borderPath, brush);
p->setRenderHint(QPainter::Antialiasing, wasAntialiased);
} else {
p->fillRect(originRect(rect, origin), brush);
}
}
drawBackgroundImage(p, rect, off);
}
void QRenderRule::drawFrame(QPainter *p, const QRect& rect)
{
drawBackground(p, rect);
if (hasBorder())
drawBorder(p, borderRect(rect));
}
void QRenderRule::drawImage(QPainter *p, const QRect &rect)
{
if (!hasImage())
return;
img->icon.paint(p, rect, img->alignment);
}
void QRenderRule::drawRule(QPainter *p, const QRect& rect)
{
drawFrame(p, rect);
drawImage(p, contentsRect(rect));
}
// *shudder* , *horror*, *whoa* <-- what you might feel when you see the functions below
void QRenderRule::configurePalette(QPalette *p, QPalette::ColorRole fr, QPalette::ColorRole br)
{
if (bg && bg->brush.style() != Qt::NoBrush) {
if (br != QPalette::NoRole)
p->setBrush(br, bg->brush);
p->setBrush(QPalette::Window, bg->brush);
if (bg->brush.style() == Qt::SolidPattern) {
p->setBrush(QPalette::Light, bg->brush.color().lighter(115));
p->setBrush(QPalette::Midlight, bg->brush.color().lighter(107));
p->setBrush(QPalette::Dark, bg->brush.color().darker(150));
p->setBrush(QPalette::Shadow, bg->brush.color().darker(300));
}
}
if (!hasPalette())
return;
if (pal->foreground.style() != Qt::NoBrush) {
if (fr != QPalette::NoRole)
p->setBrush(fr, pal->foreground);
p->setBrush(QPalette::WindowText, pal->foreground);
p->setBrush(QPalette::Text, pal->foreground);
}
if (pal->selectionBackground.style() != Qt::NoBrush)
p->setBrush(QPalette::Highlight, pal->selectionBackground);
if (pal->selectionForeground.style() != Qt::NoBrush)
p->setBrush(QPalette::HighlightedText, pal->selectionForeground);
if (pal->alternateBackground.style() != Qt::NoBrush)
p->setBrush(QPalette::AlternateBase, pal->alternateBackground);
}
void QRenderRule::configurePalette(QPalette *p, QPalette::ColorGroup cg, const QWidget *w, bool embedded)
{
if (bg && bg->brush.style() != Qt::NoBrush) {
p->setBrush(cg, QPalette::Base, bg->brush); // for windows, windowxp
p->setBrush(cg, QPalette::Button, bg->brush); // for plastique
p->setBrush(cg, w->backgroundRole(), bg->brush);
p->setBrush(cg, QPalette::Window, bg->brush);
}
if (embedded) {
/* For embedded widgets (ComboBox, SpinBox and ScrollArea) we want the embedded widget
* to be transparent when we have a transparent background or border image */
if ((hasBackground() && background()->isTransparent())
|| (hasBorder() && border()->hasBorderImage() && !border()->borderImage()->pixmap.isNull()))
p->setBrush(cg, w->backgroundRole(), Qt::NoBrush);
}
if (!hasPalette())
return;
if (pal->foreground.style() != Qt::NoBrush) {
p->setBrush(cg, QPalette::ButtonText, pal->foreground);
p->setBrush(cg, w->foregroundRole(), pal->foreground);
p->setBrush(cg, QPalette::WindowText, pal->foreground);
p->setBrush(cg, QPalette::Text, pal->foreground);
}
if (pal->selectionBackground.style() != Qt::NoBrush)
p->setBrush(cg, QPalette::Highlight, pal->selectionBackground);
if (pal->selectionForeground.style() != Qt::NoBrush)
p->setBrush(cg, QPalette::HighlightedText, pal->selectionForeground);
if (pal->alternateBackground.style() != Qt::NoBrush)
p->setBrush(cg, QPalette::AlternateBase, pal->alternateBackground);
}
bool QRenderRule::hasModification() const
{
return hasPalette() ||
hasBackground() ||
hasGradientBackground() ||
!hasNativeBorder() ||
!hasNativeOutline() ||
hasBox() ||
hasPosition() ||
hasGeometry() ||
hasImage() ||
hasFont ||
!styleHints.isEmpty();
}
///////////////////////////////////////////////////////////////////////////////
// Style rules
#define OBJECT_PTR(x) (static_cast<QObject *>(x.ptr))
static inline QObject *parentObject(const QObject *obj)
{
#if QT_CONFIG(tooltip)
if (qobject_cast<const QLabel *>(obj) && qstrcmp(obj->metaObject()->className(), "QTipLabel") == 0) {
QObject *p = qvariant_cast<QObject *>(obj->property("_q_stylesheet_parent"));
if (p)
return p;
}
#endif
return obj->parent();
}
class QStyleSheetStyleSelector : public StyleSelector
{
public:
QStyleSheetStyleSelector() { }
QStringList nodeNames(NodePtr node) const override
{
if (isNullNode(node))
return QStringList();
const QMetaObject *metaObject = OBJECT_PTR(node)->metaObject();
#ifndef QT_NO_TOOLTIP
if (qstrcmp(metaObject->className(), "QTipLabel") == 0)
return QStringList(QLatin1String("QToolTip"));
#endif
QStringList result;
do {
result += QString::fromLatin1(metaObject->className()).replace(QLatin1Char(':'), QLatin1Char('-'));
metaObject = metaObject->superClass();
} while (metaObject != 0);
return result;
}
QString attribute(NodePtr node, const QString& name) const override
{
if (isNullNode(node))
return QString();
QHash<QString, QString> &cache = m_attributeCache[OBJECT_PTR(node)];
QHash<QString, QString>::const_iterator cacheIt = cache.constFind(name);
if (cacheIt != cache.constEnd())
return cacheIt.value();
QObject *obj = OBJECT_PTR(node);
QVariant value = obj->property(name.toLatin1());
if (!value.isValid()) {
if (name == QLatin1String("class")) {
QString className = QString::fromLatin1(obj->metaObject()->className());
if (className.contains(QLatin1Char(':')))
className.replace(QLatin1Char(':'), QLatin1Char('-'));
cache[name] = className;
return className;
} else if (name == QLatin1String("style")) {
QWidget *w = qobject_cast<QWidget *>(obj);
QStyleSheetStyle *proxy = w ? qt_styleSheet(w->style()) : 0;
if (proxy) {
QString styleName = QString::fromLatin1(proxy->baseStyle()->metaObject()->className());
cache[name] = styleName;
return styleName;
}
}
}
QString valueStr;
if(value.type() == QVariant::StringList || value.type() == QVariant::List)
valueStr = value.toStringList().join(QLatin1Char(' '));
else
valueStr = value.toString();
cache[name] = valueStr;
return valueStr;
}
bool nodeNameEquals(NodePtr node, const QString& nodeName) const override
{
if (isNullNode(node))
return false;
const QMetaObject *metaObject = OBJECT_PTR(node)->metaObject();
#ifndef QT_NO_TOOLTIP
if (qstrcmp(metaObject->className(), "QTipLabel") == 0)
return nodeName == QLatin1String("QToolTip");
#endif
do {
const ushort *uc = (const ushort *)nodeName.constData();
const ushort *e = uc + nodeName.length();
const uchar *c = (const uchar *)metaObject->className();
while (*c && uc != e && (*uc == *c || (*c == ':' && *uc == '-'))) {
++uc;
++c;
}
if (uc == e && !*c)
return true;
metaObject = metaObject->superClass();
} while (metaObject != 0);
return false;
}
bool hasAttributes(NodePtr) const override
{ return true; }
QStringList nodeIds(NodePtr node) const override
{ return isNullNode(node) ? QStringList() : QStringList(OBJECT_PTR(node)->objectName()); }
bool isNullNode(NodePtr node) const override
{ return node.ptr == 0; }
NodePtr parentNode(NodePtr node) const override
{ NodePtr n; n.ptr = isNullNode(node) ? 0 : parentObject(OBJECT_PTR(node)); return n; }
NodePtr previousSiblingNode(NodePtr) const override
{ NodePtr n; n.ptr = 0; return n; }
NodePtr duplicateNode(NodePtr node) const override
{ return node; }
void freeNode(NodePtr) const override
{ }
private:
mutable QHash<const QObject *, QHash<QString, QString> > m_attributeCache;
};
QVector<QCss::StyleRule> QStyleSheetStyle::styleRules(const QObject *obj) const
{
QHash<const QObject *, QVector<StyleRule> >::const_iterator cacheIt = styleSheetCaches->styleRulesCache.constFind(obj);
if (cacheIt != styleSheetCaches->styleRulesCache.constEnd())
return cacheIt.value();
if (!initObject(obj)) {
return QVector<StyleRule>();
}
QStyleSheetStyleSelector styleSelector;
StyleSheet defaultSs;
QHash<const void *, StyleSheet>::const_iterator defaultCacheIt = styleSheetCaches->styleSheetCache.constFind(baseStyle());
if (defaultCacheIt == styleSheetCaches->styleSheetCache.constEnd()) {
defaultSs = getDefaultStyleSheet();
QStyle *bs = baseStyle();
styleSheetCaches->styleSheetCache.insert(bs, defaultSs);
QObject::connect(bs, SIGNAL(destroyed(QObject*)), styleSheetCaches, SLOT(styleDestroyed(QObject*)), Qt::UniqueConnection);
} else {
defaultSs = defaultCacheIt.value();
}
styleSelector.styleSheets += defaultSs;
if (!qApp->styleSheet().isEmpty()) {
StyleSheet appSs;
QHash<const void *, StyleSheet>::const_iterator appCacheIt = styleSheetCaches->styleSheetCache.constFind(qApp);
if (appCacheIt == styleSheetCaches->styleSheetCache.constEnd()) {
QString ss = qApp->styleSheet();
if (ss.startsWith(QLatin1String("file:///")))
ss.remove(0, 8);
parser.init(ss, qApp->styleSheet() != ss);
if (Q_UNLIKELY(!parser.parse(&appSs)))
qWarning("Could not parse application stylesheet");
appSs.origin = StyleSheetOrigin_Inline;
appSs.depth = 1;
styleSheetCaches->styleSheetCache.insert(qApp, appSs);
} else {
appSs = appCacheIt.value();
}
styleSelector.styleSheets += appSs;
}
QVector<QCss::StyleSheet> objectSs;
for (const QObject *o = obj; o; o = parentObject(o)) {
QString styleSheet = o->property("styleSheet").toString();
if (styleSheet.isEmpty())
continue;
StyleSheet ss;
QHash<const void *, StyleSheet>::const_iterator objCacheIt = styleSheetCaches->styleSheetCache.constFind(o);
if (objCacheIt == styleSheetCaches->styleSheetCache.constEnd()) {
parser.init(styleSheet);
if (!parser.parse(&ss)) {
parser.init(QLatin1String("* {") + styleSheet + QLatin1Char('}'));
if (Q_UNLIKELY(!parser.parse(&ss)))
qWarning() << "Could not parse stylesheet of object" << o;
}
ss.origin = StyleSheetOrigin_Inline;
styleSheetCaches->styleSheetCache.insert(o, ss);
} else {
ss = objCacheIt.value();
}
objectSs.append(ss);
}
for (int i = 0; i < objectSs.count(); i++)
objectSs[i].depth = objectSs.count() - i + 2;
styleSelector.styleSheets += objectSs;
StyleSelector::NodePtr n;
n.ptr = const_cast<QObject *>(obj);
QVector<QCss::StyleRule> rules = styleSelector.styleRulesForNode(n);
styleSheetCaches->styleRulesCache.insert(obj, rules);
return rules;
}
/////////////////////////////////////////////////////////////////////////////////////////
// Rendering rules
static QVector<Declaration> declarations(const QVector<StyleRule> &styleRules, const QString &part, quint64 pseudoClass = PseudoClass_Unspecified)
{
QVector<Declaration> decls;
for (int i = 0; i < styleRules.count(); i++) {
const Selector& selector = styleRules.at(i).selectors.at(0);
// Rules with pseudo elements don't cascade. This is an intentional
// diversion for CSS
if (part.compare(selector.pseudoElement(), Qt::CaseInsensitive) != 0)
continue;
quint64 negated = 0;
quint64 cssClass = selector.pseudoClass(&negated);
if ((pseudoClass == PseudoClass_Any) || (cssClass == PseudoClass_Unspecified)
|| ((((cssClass & pseudoClass) == cssClass)) && ((negated & pseudoClass) == 0)))
decls += styleRules.at(i).declarations;
}
return decls;
}
int QStyleSheetStyle::nativeFrameWidth(const QWidget *w)
{
QStyle *base = baseStyle();
#if QT_CONFIG(spinbox)
if (qobject_cast<const QAbstractSpinBox *>(w))
return base->pixelMetric(QStyle::PM_SpinBoxFrameWidth, 0, w);
#endif
#if QT_CONFIG(combobox)
if (qobject_cast<const QComboBox *>(w))
return base->pixelMetric(QStyle::PM_ComboBoxFrameWidth, 0, w);
#endif
#if QT_CONFIG(menu)
if (qobject_cast<const QMenu *>(w))
return base->pixelMetric(QStyle::PM_MenuPanelWidth, 0, w);
#endif
#if QT_CONFIG(menubar)
if (qobject_cast<const QMenuBar *>(w))
return base->pixelMetric(QStyle::PM_MenuBarPanelWidth, 0, w);
#endif
#ifndef QT_NO_FRAME
if (const QFrame *frame = qobject_cast<const QFrame *>(w)) {
if (frame->frameShape() == QFrame::NoFrame)
return 0;
}
#endif
if (qstrcmp(w->metaObject()->className(), "QTipLabel") == 0)
return base->pixelMetric(QStyle::PM_ToolTipLabelFrameWidth, 0, w);
return base->pixelMetric(QStyle::PM_DefaultFrameWidth, 0, w);
}
static quint64 pseudoClass(QStyle::State state)
{
quint64 pc = 0;
if (state & QStyle::State_Enabled) {
pc |= PseudoClass_Enabled;
if (state & QStyle::State_MouseOver)
pc |= PseudoClass_Hover;
} else {
pc |= PseudoClass_Disabled;
}
if (state & QStyle::State_Active)
pc |= PseudoClass_Active;
if (state & QStyle::State_Window)
pc |= PseudoClass_Window;
if (state & QStyle::State_Sunken)
pc |= PseudoClass_Pressed;
if (state & QStyle::State_HasFocus)
pc |= PseudoClass_Focus;
if (state & QStyle::State_On)
pc |= (PseudoClass_On | PseudoClass_Checked);
if (state & QStyle::State_Off)
pc |= (PseudoClass_Off | PseudoClass_Unchecked);
if (state & QStyle::State_NoChange)
pc |= PseudoClass_Indeterminate;
if (state & QStyle::State_Selected)
pc |= PseudoClass_Selected;
if (state & QStyle::State_Horizontal)
pc |= PseudoClass_Horizontal;
else
pc |= PseudoClass_Vertical;
if (state & (QStyle::State_Open | QStyle::State_On | QStyle::State_Sunken))
pc |= PseudoClass_Open;
else
pc |= PseudoClass_Closed;
if (state & QStyle::State_Children)
pc |= PseudoClass_Children;
if (state & QStyle::State_Sibling)
pc |= PseudoClass_Sibling;
if (state & QStyle::State_ReadOnly)
pc |= PseudoClass_ReadOnly;
if (state & QStyle::State_Item)
pc |= PseudoClass_Item;
#ifdef QT_KEYPAD_NAVIGATION
if (state & QStyle::State_HasEditFocus)
pc |= PseudoClass_EditFocus;
#endif
return pc;
}
static void qt_check_if_internal_object(const QObject **obj, int *element)
{
#if !QT_CONFIG(dockwidget)
Q_UNUSED(obj);
Q_UNUSED(element);
#else
if (*obj && qstrcmp((*obj)->metaObject()->className(), "QDockWidgetTitleButton") == 0) {
if ((*obj)->objectName() == QLatin1String("qt_dockwidget_closebutton")) {
*element = PseudoElement_DockWidgetCloseButton;
} else if ((*obj)->objectName() == QLatin1String("qt_dockwidget_floatbutton")) {
*element = PseudoElement_DockWidgetFloatButton;
}
*obj = (*obj)->parent();
}
#endif
}
QRenderRule QStyleSheetStyle::renderRule(const QObject *obj, int element, quint64 state) const
{
qt_check_if_internal_object(&obj, &element);
QHash<quint64, QRenderRule> &cache = styleSheetCaches->renderRulesCache[obj][element];
QHash<quint64, QRenderRule>::const_iterator cacheIt = cache.constFind(state);
if (cacheIt != cache.constEnd())
return cacheIt.value();
if (!initObject(obj))
return QRenderRule();
quint64 stateMask = 0;
const QVector<StyleRule> rules = styleRules(obj);
for (int i = 0; i < rules.count(); i++) {
const Selector& selector = rules.at(i).selectors.at(0);
quint64 negated = 0;
stateMask |= selector.pseudoClass(&negated);
stateMask |= negated;
}
cacheIt = cache.constFind(state & stateMask);
if (cacheIt != cache.constEnd()) {
const QRenderRule &newRule = cacheIt.value();
cache[state] = newRule;
return newRule;
}
const QString part = QLatin1String(knownPseudoElements[element].name);
QVector<Declaration> decls = declarations(rules, part, state);
QRenderRule newRule(decls, obj);
cache[state] = newRule;
if ((state & stateMask) != state)
cache[state&stateMask] = newRule;
return newRule;
}
QRenderRule QStyleSheetStyle::renderRule(const QObject *obj, const QStyleOption *opt, int pseudoElement) const
{
quint64 extraClass = 0;
QStyle::State state = opt ? opt->state : QStyle::State(QStyle::State_None);
if (const QStyleOptionComplex *complex = qstyleoption_cast<const QStyleOptionComplex *>(opt)) {
if (pseudoElement != PseudoElement_None) {
// if not an active subcontrol, just pass enabled/disabled
QStyle::SubControl subControl = knownPseudoElements[pseudoElement].subControl;
if (!(complex->activeSubControls & subControl))
state &= (QStyle::State_Enabled | QStyle::State_Horizontal | QStyle::State_HasFocus);
}
switch (pseudoElement) {
case PseudoElement_ComboBoxDropDown:
case PseudoElement_ComboBoxArrow:
state |= (complex->state & (QStyle::State_On|QStyle::State_ReadOnly));
break;
case PseudoElement_SpinBoxUpButton:
case PseudoElement_SpinBoxDownButton:
case PseudoElement_SpinBoxUpArrow:
case PseudoElement_SpinBoxDownArrow:
#if QT_CONFIG(spinbox)
if (const QStyleOptionSpinBox *sb = qstyleoption_cast<const QStyleOptionSpinBox *>(opt)) {
bool on = false;
bool up = pseudoElement == PseudoElement_SpinBoxUpButton
|| pseudoElement == PseudoElement_SpinBoxUpArrow;
if ((sb->stepEnabled & QAbstractSpinBox::StepUpEnabled) && up)
on = true;
else if ((sb->stepEnabled & QAbstractSpinBox::StepDownEnabled) && !up)
on = true;
state |= (on ? QStyle::State_On : QStyle::State_Off);
}
#endif // QT_CONFIG(spinbox)
break;
case PseudoElement_GroupBoxTitle:
state |= (complex->state & (QStyle::State_MouseOver | QStyle::State_Sunken));
break;
case PseudoElement_ToolButtonMenu:
case PseudoElement_ToolButtonMenuArrow:
case PseudoElement_ToolButtonDownArrow:
state |= complex->state & QStyle::State_MouseOver;
if (complex->state & QStyle::State_Sunken ||
complex->activeSubControls & QStyle::SC_ToolButtonMenu)
state |= QStyle::State_Sunken;
break;
case PseudoElement_SliderGroove:
state |= complex->state & QStyle::State_MouseOver;
break;
default:
break;
}
if (const QStyleOptionComboBox *combo = qstyleoption_cast<const QStyleOptionComboBox *>(opt)) {
// QStyle::State_On is set when the popup is being shown
// Propagate EditField Pressed state
if (pseudoElement == PseudoElement_None
&& (complex->activeSubControls & QStyle::SC_ComboBoxEditField)
&& (!(state & QStyle::State_MouseOver))) {
state |= QStyle::State_Sunken;
}
if (!combo->frame)
extraClass |= PseudoClass_Frameless;
if (!combo->editable)
extraClass |= PseudoClass_ReadOnly;
else
extraClass |= PseudoClass_Editable;
#if QT_CONFIG(spinbox)
} else if (const QStyleOptionSpinBox *spin = qstyleoption_cast<const QStyleOptionSpinBox *>(opt)) {
if (!spin->frame)
extraClass |= PseudoClass_Frameless;
#endif // QT_CONFIG(spinbox)
} else if (const QStyleOptionGroupBox *gb = qstyleoption_cast<const QStyleOptionGroupBox *>(opt)) {
if (gb->features & QStyleOptionFrame::Flat)
extraClass |= PseudoClass_Flat;
if (gb->lineWidth == 0)
extraClass |= PseudoClass_Frameless;
} else if (const QStyleOptionTitleBar *tb = qstyleoption_cast<const QStyleOptionTitleBar *>(opt)) {
if (tb->titleBarState & Qt::WindowMinimized) {
extraClass |= PseudoClass_Minimized;
}
else if (tb->titleBarState & Qt::WindowMaximized)
extraClass |= PseudoClass_Maximized;
}
} else {
// handle simple style options
if (const QStyleOptionMenuItem *mi = qstyleoption_cast<const QStyleOptionMenuItem *>(opt)) {
if (mi->menuItemType == QStyleOptionMenuItem::DefaultItem)
extraClass |= PseudoClass_Default;
if (mi->checkType == QStyleOptionMenuItem::Exclusive)
extraClass |= PseudoClass_Exclusive;
else if (mi->checkType == QStyleOptionMenuItem::NonExclusive)
extraClass |= PseudoClass_NonExclusive;
if (mi->checkType != QStyleOptionMenuItem::NotCheckable)
extraClass |= (mi->checked) ? (PseudoClass_On|PseudoClass_Checked)
: (PseudoClass_Off|PseudoClass_Unchecked);
} else if (const QStyleOptionHeader *hdr = qstyleoption_cast<const QStyleOptionHeader *>(opt)) {
if (hdr->position == QStyleOptionHeader::OnlyOneSection)
extraClass |= PseudoClass_OnlyOne;
else if (hdr->position == QStyleOptionHeader::Beginning)
extraClass |= PseudoClass_First;
else if (hdr->position == QStyleOptionHeader::End)
extraClass |= PseudoClass_Last;
else if (hdr->position == QStyleOptionHeader::Middle)
extraClass |= PseudoClass_Middle;
if (hdr->selectedPosition == QStyleOptionHeader::NextAndPreviousAreSelected)
extraClass |= (PseudoClass_NextSelected | PseudoClass_PreviousSelected);
else if (hdr->selectedPosition == QStyleOptionHeader::NextIsSelected)
extraClass |= PseudoClass_NextSelected;
else if (hdr->selectedPosition == QStyleOptionHeader::PreviousIsSelected)
extraClass |= PseudoClass_PreviousSelected;
#if QT_CONFIG(tabwidget)
} else if (const QStyleOptionTabWidgetFrame *tab = qstyleoption_cast<const QStyleOptionTabWidgetFrame *>(opt)) {
switch (tab->shape) {
case QTabBar::RoundedNorth:
case QTabBar::TriangularNorth:
extraClass |= PseudoClass_Top;
break;
case QTabBar::RoundedSouth:
case QTabBar::TriangularSouth:
extraClass |= PseudoClass_Bottom;
break;
case QTabBar::RoundedEast:
case QTabBar::TriangularEast:
extraClass |= PseudoClass_Right;
break;
case QTabBar::RoundedWest:
case QTabBar::TriangularWest:
extraClass |= PseudoClass_Left;
break;
default:
break;
}
#endif
#if QT_CONFIG(tabbar)
} else if (const QStyleOptionTab *tab = qstyleoption_cast<const QStyleOptionTab *>(opt)) {
if (tab->position == QStyleOptionTab::OnlyOneTab)
extraClass |= PseudoClass_OnlyOne;
else if (tab->position == QStyleOptionTab::Beginning)
extraClass |= PseudoClass_First;
else if (tab->position == QStyleOptionTab::End)
extraClass |= PseudoClass_Last;
else if (tab->position == QStyleOptionTab::Middle)
extraClass |= PseudoClass_Middle;
if (tab->selectedPosition == QStyleOptionTab::NextIsSelected)
extraClass |= PseudoClass_NextSelected;
else if (tab->selectedPosition == QStyleOptionTab::PreviousIsSelected)
extraClass |= PseudoClass_PreviousSelected;
switch (tab->shape) {
case QTabBar::RoundedNorth:
case QTabBar::TriangularNorth:
extraClass |= PseudoClass_Top;
break;
case QTabBar::RoundedSouth:
case QTabBar::TriangularSouth:
extraClass |= PseudoClass_Bottom;
break;
case QTabBar::RoundedEast:
case QTabBar::TriangularEast:
extraClass |= PseudoClass_Right;
break;
case QTabBar::RoundedWest:
case QTabBar::TriangularWest:
extraClass |= PseudoClass_Left;
break;
default:
break;
}
#endif // QT_CONFIG(tabbar)
} else if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
if (btn->features & QStyleOptionButton::Flat)
extraClass |= PseudoClass_Flat;
if (btn->features & QStyleOptionButton::DefaultButton)
extraClass |= PseudoClass_Default;
} else if (const QStyleOptionFrame *frm = qstyleoption_cast<const QStyleOptionFrame *>(opt)) {
if (frm->lineWidth == 0)
extraClass |= PseudoClass_Frameless;
if (frm->features & QStyleOptionFrame::Flat)
extraClass |= PseudoClass_Flat;
}
#if QT_CONFIG(toolbar)
else if (const QStyleOptionToolBar *tb = qstyleoption_cast<const QStyleOptionToolBar *>(opt)) {
if (tb->toolBarArea == Qt::LeftToolBarArea)
extraClass |= PseudoClass_Left;
else if (tb->toolBarArea == Qt::RightToolBarArea)
extraClass |= PseudoClass_Right;
else if (tb->toolBarArea == Qt::TopToolBarArea)
extraClass |= PseudoClass_Top;
else if (tb->toolBarArea == Qt::BottomToolBarArea)
extraClass |= PseudoClass_Bottom;
if (tb->positionWithinLine == QStyleOptionToolBar::Beginning)
extraClass |= PseudoClass_First;
else if (tb->positionWithinLine == QStyleOptionToolBar::Middle)
extraClass |= PseudoClass_Middle;
else if (tb->positionWithinLine == QStyleOptionToolBar::End)
extraClass |= PseudoClass_Last;
else if (tb->positionWithinLine == QStyleOptionToolBar::OnlyOne)
extraClass |= PseudoClass_OnlyOne;
}
#endif // QT_CONFIG(toolbar)
#if QT_CONFIG(toolbox)
else if (const QStyleOptionToolBox *tb = qstyleoption_cast<const QStyleOptionToolBox *>(opt)) {
if (tb->position == QStyleOptionToolBox::OnlyOneTab)
extraClass |= PseudoClass_OnlyOne;
else if (tb->position == QStyleOptionToolBox::Beginning)
extraClass |= PseudoClass_First;
else if (tb->position == QStyleOptionToolBox::End)
extraClass |= PseudoClass_Last;
else if (tb->position == QStyleOptionToolBox::Middle)
extraClass |= PseudoClass_Middle;
if (tb->selectedPosition == QStyleOptionToolBox::NextIsSelected)
extraClass |= PseudoClass_NextSelected;
else if (tb->selectedPosition == QStyleOptionToolBox::PreviousIsSelected)
extraClass |= PseudoClass_PreviousSelected;
}
#endif // QT_CONFIG(toolbox)
#if QT_CONFIG(dockwidget)
else if (const QStyleOptionDockWidget *dw = qstyleoption_cast<const QStyleOptionDockWidget *>(opt)) {
if (dw->verticalTitleBar)
extraClass |= PseudoClass_Vertical;
else
extraClass |= PseudoClass_Horizontal;
if (dw->closable)
extraClass |= PseudoClass_Closable;
if (dw->floatable)
extraClass |= PseudoClass_Floatable;
if (dw->movable)
extraClass |= PseudoClass_Movable;
}
#endif // QT_CONFIG(dockwidget)
#if QT_CONFIG(itemviews)
else if (const QStyleOptionViewItem *vopt = qstyleoption_cast<const QStyleOptionViewItem *>(opt)) {
if (vopt->features & QStyleOptionViewItem::Alternate)
extraClass |= PseudoClass_Alternate;
if (vopt->viewItemPosition == QStyleOptionViewItem::OnlyOne)
extraClass |= PseudoClass_OnlyOne;
else if (vopt->viewItemPosition == QStyleOptionViewItem::Beginning)
extraClass |= PseudoClass_First;
else if (vopt->viewItemPosition == QStyleOptionViewItem::End)
extraClass |= PseudoClass_Last;
else if (vopt->viewItemPosition == QStyleOptionViewItem::Middle)
extraClass |= PseudoClass_Middle;
}
#endif
#if QT_CONFIG(lineedit)
// LineEdit sets Sunken flag to indicate Sunken frame (argh)
if (const QLineEdit *lineEdit = qobject_cast<const QLineEdit *>(obj)) {
state &= ~QStyle::State_Sunken;
if (lineEdit->hasFrame()) {
extraClass &= ~PseudoClass_Frameless;
} else {
extraClass |= PseudoClass_Frameless;
}
} else
#endif
if (const QFrame *frm = qobject_cast<const QFrame *>(obj)) {
if (frm->lineWidth() == 0)
extraClass |= PseudoClass_Frameless;
}
}
return renderRule(obj, pseudoElement, pseudoClass(state) | extraClass);
}
bool QStyleSheetStyle::hasStyleRule(const QObject *obj, int part) const
{
QHash<int, bool> &cache = styleSheetCaches->hasStyleRuleCache[obj];
QHash<int, bool>::const_iterator cacheIt = cache.constFind(part);
if (cacheIt != cache.constEnd())
return cacheIt.value();
if (!initObject(obj))
return false;
const QVector<StyleRule> &rules = styleRules(obj);
if (part == PseudoElement_None) {
bool result = obj && !rules.isEmpty();
cache[part] = result;
return result;
}
QString pseudoElement = QLatin1String(knownPseudoElements[part].name);
for (int i = 0; i < rules.count(); i++) {
const Selector& selector = rules.at(i).selectors.at(0);
if (pseudoElement.compare(selector.pseudoElement(), Qt::CaseInsensitive) == 0) {
cache[part] = true;
return true;
}
}
cache[part] = false;
return false;
}
static Origin defaultOrigin(int pe)
{
switch (pe) {
case PseudoElement_ScrollBarAddPage:
case PseudoElement_ScrollBarSubPage:
case PseudoElement_ScrollBarAddLine:
case PseudoElement_ScrollBarSubLine:
case PseudoElement_ScrollBarFirst:
case PseudoElement_ScrollBarLast:
case PseudoElement_GroupBoxTitle:
case PseudoElement_GroupBoxIndicator: // never used
case PseudoElement_ToolButtonMenu:
case PseudoElement_SliderAddPage:
case PseudoElement_SliderSubPage:
return Origin_Border;
case PseudoElement_SpinBoxUpButton:
case PseudoElement_SpinBoxDownButton:
case PseudoElement_PushButtonMenuIndicator:
case PseudoElement_ComboBoxDropDown:
case PseudoElement_ToolButtonDownArrow:
case PseudoElement_MenuCheckMark:
case PseudoElement_MenuIcon:
case PseudoElement_MenuRightArrow:
return Origin_Padding;
case PseudoElement_Indicator:
case PseudoElement_ExclusiveIndicator:
case PseudoElement_ComboBoxArrow:
case PseudoElement_ScrollBarSlider:
case PseudoElement_ScrollBarUpArrow:
case PseudoElement_ScrollBarDownArrow:
case PseudoElement_ScrollBarLeftArrow:
case PseudoElement_ScrollBarRightArrow:
case PseudoElement_SpinBoxUpArrow:
case PseudoElement_SpinBoxDownArrow:
case PseudoElement_ToolButtonMenuArrow:
case PseudoElement_HeaderViewUpArrow:
case PseudoElement_HeaderViewDownArrow:
case PseudoElement_SliderGroove:
case PseudoElement_SliderHandle:
return Origin_Content;
default:
return Origin_Margin;
}
}
static Qt::Alignment defaultPosition(int pe)
{
switch (pe) {
case PseudoElement_Indicator:
case PseudoElement_ExclusiveIndicator:
case PseudoElement_MenuCheckMark:
case PseudoElement_MenuIcon:
return Qt::AlignLeft | Qt::AlignVCenter;
case PseudoElement_ScrollBarAddLine:
case PseudoElement_ScrollBarLast:
case PseudoElement_SpinBoxDownButton:
case PseudoElement_PushButtonMenuIndicator:
case PseudoElement_ToolButtonDownArrow:
return Qt::AlignRight | Qt::AlignBottom;
case PseudoElement_ScrollBarSubLine:
case PseudoElement_ScrollBarFirst:
case PseudoElement_SpinBoxUpButton:
case PseudoElement_ComboBoxDropDown:
case PseudoElement_ToolButtonMenu:
case PseudoElement_DockWidgetCloseButton:
case PseudoElement_DockWidgetFloatButton:
return Qt::AlignRight | Qt::AlignTop;
case PseudoElement_ScrollBarUpArrow:
case PseudoElement_ScrollBarDownArrow:
case PseudoElement_ScrollBarLeftArrow:
case PseudoElement_ScrollBarRightArrow:
case PseudoElement_SpinBoxUpArrow:
case PseudoElement_SpinBoxDownArrow:
case PseudoElement_ComboBoxArrow:
case PseudoElement_DownArrow:
case PseudoElement_ToolButtonMenuArrow:
case PseudoElement_SliderGroove:
return Qt::AlignCenter;
case PseudoElement_GroupBoxTitle:
case PseudoElement_GroupBoxIndicator: // never used
return Qt::AlignLeft | Qt::AlignTop;
case PseudoElement_HeaderViewUpArrow:
case PseudoElement_HeaderViewDownArrow:
case PseudoElement_MenuRightArrow:
return Qt::AlignRight | Qt::AlignVCenter;
default:
return 0;
}
}
QSize QStyleSheetStyle::defaultSize(const QWidget *w, QSize sz, const QRect& rect, int pe) const
{
QStyle *base = baseStyle();
switch (pe) {
case PseudoElement_Indicator:
case PseudoElement_MenuCheckMark:
if (sz.width() == -1)
sz.setWidth(base->pixelMetric(PM_IndicatorWidth, 0, w));
if (sz.height() == -1)
sz.setHeight(base->pixelMetric(PM_IndicatorHeight, 0, w));
break;
case PseudoElement_ExclusiveIndicator:
case PseudoElement_GroupBoxIndicator:
if (sz.width() == -1)
sz.setWidth(base->pixelMetric(PM_ExclusiveIndicatorWidth, 0, w));
if (sz.height() == -1)
sz.setHeight(base->pixelMetric(PM_ExclusiveIndicatorHeight, 0, w));
break;
case PseudoElement_PushButtonMenuIndicator: {
int pm = base->pixelMetric(PM_MenuButtonIndicator, 0, w);
if (sz.width() == -1)
sz.setWidth(pm);
if (sz.height() == -1)
sz.setHeight(pm);
}
break;
case PseudoElement_ComboBoxDropDown:
if (sz.width() == -1)
sz.setWidth(16);
break;
case PseudoElement_ComboBoxArrow:
case PseudoElement_DownArrow:
case PseudoElement_ToolButtonMenuArrow:
case PseudoElement_ToolButtonDownArrow:
case PseudoElement_MenuRightArrow:
if (sz.width() == -1)
sz.setWidth(13);
if (sz.height() == -1)
sz.setHeight(13);
break;
case PseudoElement_SpinBoxUpButton:
case PseudoElement_SpinBoxDownButton:
if (sz.width() == -1)
sz.setWidth(16);
if (sz.height() == -1)
sz.setHeight(rect.height()/2);
break;
case PseudoElement_ToolButtonMenu:
if (sz.width() == -1)
sz.setWidth(base->pixelMetric(PM_MenuButtonIndicator, 0, w));
break;
case PseudoElement_HeaderViewUpArrow:
case PseudoElement_HeaderViewDownArrow: {
int pm = base->pixelMetric(PM_HeaderMargin, 0, w);
if (sz.width() == -1)
sz.setWidth(pm);
if (sz.height() == 1)
sz.setHeight(pm);
break;
}
case PseudoElement_ScrollBarFirst:
case PseudoElement_ScrollBarLast:
case PseudoElement_ScrollBarAddLine:
case PseudoElement_ScrollBarSubLine:
case PseudoElement_ScrollBarSlider: {
int pm = pixelMetric(QStyle::PM_ScrollBarExtent, 0, w);
if (sz.width() == -1)
sz.setWidth(pm);
if (sz.height() == -1)
sz.setHeight(pm);
break;
}
case PseudoElement_DockWidgetCloseButton:
case PseudoElement_DockWidgetFloatButton: {
int iconSize = pixelMetric(PM_SmallIconSize, 0, w);
return QSize(iconSize, iconSize);
}
default:
break;
}
// expand to rectangle
if (sz.height() == -1)
sz.setHeight(rect.height());
if (sz.width() == -1)
sz.setWidth(rect.width());
return sz;
}
static PositionMode defaultPositionMode(int pe)
{
switch (pe) {
case PseudoElement_ScrollBarFirst:
case PseudoElement_ScrollBarLast:
case PseudoElement_ScrollBarAddLine:
case PseudoElement_ScrollBarSubLine:
case PseudoElement_ScrollBarAddPage:
case PseudoElement_ScrollBarSubPage:
case PseudoElement_ScrollBarSlider:
case PseudoElement_SliderGroove:
case PseudoElement_SliderHandle:
case PseudoElement_TabWidgetPane:
return PositionMode_Absolute;
default:
return PositionMode_Static;
}
}
QRect QStyleSheetStyle::positionRect(const QWidget *w, const QRenderRule &rule2, int pe,
const QRect &originRect, Qt::LayoutDirection dir) const
{
const QStyleSheetPositionData *p = rule2.position();
PositionMode mode = (p && p->mode != PositionMode_Unknown) ? p->mode : defaultPositionMode(pe);
Qt::Alignment position = (p && p->position != 0) ? p->position : defaultPosition(pe);
QRect r;
if (mode != PositionMode_Absolute) {
QSize sz = defaultSize(w, rule2.size(), originRect, pe);
sz = sz.expandedTo(rule2.minimumContentsSize());
r = QStyle::alignedRect(dir, position, sz, originRect);
if (p) {
int left = p->left ? p->left : -p->right;
int top = p->top ? p->top : -p->bottom;
r.translate(dir == Qt::LeftToRight ? left : -left, top);
}
} else {
r = p ? originRect.adjusted(dir == Qt::LeftToRight ? p->left : p->right, p->top,
dir == Qt::LeftToRight ? -p->right : -p->left, -p->bottom)
: originRect;
if (rule2.hasContentsSize()) {
QSize sz = rule2.size().expandedTo(rule2.minimumContentsSize());
if (sz.width() == -1) sz.setWidth(r.width());
if (sz.height() == -1) sz.setHeight(r.height());
r = QStyle::alignedRect(dir, position, sz, r);
}
}
return r;
}
QRect QStyleSheetStyle::positionRect(const QWidget *w, const QRenderRule& rule1, const QRenderRule& rule2, int pe,
const QRect& rect, Qt::LayoutDirection dir) const
{
const QStyleSheetPositionData *p = rule2.position();
Origin origin = (p && p->origin != Origin_Unknown) ? p->origin : defaultOrigin(pe);
QRect originRect = rule1.originRect(rect, origin);
return positionRect(w, rule2, pe, originRect, dir);
}
/** \internal
For widget that have an embedded widget (such as combobox) return that embedded widget.
otherwise return the widget itself
*/
static QWidget *embeddedWidget(QWidget *w)
{
#if QT_CONFIG(combobox)
if (QComboBox *cmb = qobject_cast<QComboBox *>(w)) {
if (cmb->isEditable())
return cmb->lineEdit();
else
return cmb;
}
#endif
#if QT_CONFIG(spinbox)
if (QAbstractSpinBox *sb = qobject_cast<QAbstractSpinBox *>(w))
return sb->findChild<QLineEdit *>();
#endif
#if QT_CONFIG(scrollarea)
if (QAbstractScrollArea *sa = qobject_cast<QAbstractScrollArea *>(w))
return sa->viewport();
#endif
return w;
}
/** \internal
in case w is an embedded widget, return the container widget
(i.e, the widget for which the rules actualy apply)
(exemple, if w is a lineedit embedded in a combobox, return the combobox)
if w is not embedded, return w itself
*/
static QWidget *containerWidget(const QWidget *w)
{
#if QT_CONFIG(lineedit)
if (qobject_cast<const QLineEdit *>(w)) {
//if the QLineEdit is an embeddedWidget, we need the rule of the real widget
#if QT_CONFIG(combobox)
if (qobject_cast<const QComboBox *>(w->parentWidget()))
return w->parentWidget();
#endif
#if QT_CONFIG(spinbox)
if (qobject_cast<const QAbstractSpinBox *>(w->parentWidget()))
return w->parentWidget();
#endif
}
#endif // QT_CONFIG(lineedit)
#if QT_CONFIG(scrollarea)
if (const QAbstractScrollArea *sa = qobject_cast<const QAbstractScrollArea *>(w->parentWidget())) {
if (sa->viewport() == w)
return w->parentWidget();
}
#endif
return const_cast<QWidget *>(w);
}
/** \internal
returns \c true if the widget can NOT be styled directly
*/
static bool unstylable(const QWidget *w)
{
if (w->windowType() == Qt::Desktop)
return true;
if (!w->styleSheet().isEmpty())
return false;
if (containerWidget(w) != w)
return true;
#ifndef QT_NO_FRAME
// detect QComboBoxPrivateContainer
else if (qobject_cast<const QFrame *>(w)) {
if (0
#if QT_CONFIG(combobox)
|| qobject_cast<const QComboBox *>(w->parentWidget())
#endif
)
return true;
}
#endif
#if QT_CONFIG(tabbar)
if (w->metaObject() == &QWidget::staticMetaObject
&& qobject_cast<const QTabBar*>(w->parentWidget()))
return true; // The moving tab of a QTabBar
#endif
return false;
}
static quint64 extendedPseudoClass(const QWidget *w)
{
quint64 pc = w->isWindow() ? quint64(PseudoClass_Window) : 0;
#if QT_CONFIG(abstractslider)
if (const QAbstractSlider *slider = qobject_cast<const QAbstractSlider *>(w)) {
pc |= ((slider->orientation() == Qt::Vertical) ? PseudoClass_Vertical : PseudoClass_Horizontal);
} else
#endif
#if QT_CONFIG(combobox)
if (const QComboBox *combo = qobject_cast<const QComboBox *>(w)) {
if (combo->isEditable())
pc |= (combo->isEditable() ? PseudoClass_Editable : PseudoClass_ReadOnly);
} else
#endif
#if QT_CONFIG(lineedit)
if (const QLineEdit *edit = qobject_cast<const QLineEdit *>(w)) {
pc |= (edit->isReadOnly() ? PseudoClass_ReadOnly : PseudoClass_Editable);
} else
#endif
{ } // required for the above ifdef'ery to work
return pc;
}
// sets up the geometry of the widget. We set a dynamic property when
// we modify the min/max size of the widget. The min/max size is restored
// to their original value when a new stylesheet that does not contain
// the CSS properties is set and when the widget has this dynamic property set.
// This way we don't trample on users who had setup a min/max size in code and
// don't use stylesheets at all.
void QStyleSheetStyle::setGeometry(QWidget *w)
{
QRenderRule rule = renderRule(w, PseudoElement_None, PseudoClass_Enabled | extendedPseudoClass(w));
const QStyleSheetGeometryData *geo = rule.geometry();
if (w->property("_q_stylesheet_minw").toBool()
&& ((!rule.hasGeometry() || geo->minWidth == -1))) {
w->setMinimumWidth(0);
w->setProperty("_q_stylesheet_minw", QVariant());
}
if (w->property("_q_stylesheet_minh").toBool()
&& ((!rule.hasGeometry() || geo->minHeight == -1))) {
w->setMinimumHeight(0);
w->setProperty("_q_stylesheet_minh", QVariant());
}
if (w->property("_q_stylesheet_maxw").toBool()
&& ((!rule.hasGeometry() || geo->maxWidth == -1))) {
w->setMaximumWidth(QWIDGETSIZE_MAX);
w->setProperty("_q_stylesheet_maxw", QVariant());
}
if (w->property("_q_stylesheet_maxh").toBool()
&& ((!rule.hasGeometry() || geo->maxHeight == -1))) {
w->setMaximumHeight(QWIDGETSIZE_MAX);
w->setProperty("_q_stylesheet_maxh", QVariant());
}
if (rule.hasGeometry()) {
if (geo->minWidth != -1) {
w->setProperty("_q_stylesheet_minw", true);
w->setMinimumWidth(rule.boxSize(QSize(qMax(geo->width, geo->minWidth), 0)).width());
}
if (geo->minHeight != -1) {
w->setProperty("_q_stylesheet_minh", true);
w->setMinimumHeight(rule.boxSize(QSize(0, qMax(geo->height, geo->minHeight))).height());
}
if (geo->maxWidth != -1) {
w->setProperty("_q_stylesheet_maxw", true);
w->setMaximumWidth(rule.boxSize(QSize(qMin(geo->width == -1 ? QWIDGETSIZE_MAX : geo->width,
geo->maxWidth == -1 ? QWIDGETSIZE_MAX : geo->maxWidth), 0)).width());
}
if (geo->maxHeight != -1) {
w->setProperty("_q_stylesheet_maxh", true);
w->setMaximumHeight(rule.boxSize(QSize(0, qMin(geo->height == -1 ? QWIDGETSIZE_MAX : geo->height,
geo->maxHeight == -1 ? QWIDGETSIZE_MAX : geo->maxHeight))).height());
}
}
}
void QStyleSheetStyle::setProperties(QWidget *w)
{
// The final occurrence of each property is authoritative.
// Set value for each property in the order of property final occurrence
// since properties interact.
const QVector<Declaration> decls = declarations(styleRules(w), QString());
QVector<int> finals; // indices in reverse order of each property's final occurrence
{
// scan decls for final occurrence of each "qproperty"
QSet<const QString> propertySet;
for (int i = decls.count() - 1; i >= 0; --i) {
const QString property = decls.at(i).d->property;
if (!property.startsWith(QLatin1String("qproperty-"), Qt::CaseInsensitive))
continue;
if (!propertySet.contains(property)) {
propertySet.insert(property);
finals.append(i);
}
}
}
for (int i = finals.count() - 1; i >= 0; --i) {
const Declaration &decl = decls.at(finals[i]);
QString property = decl.d->property;
property.remove(0, 10); // strip "qproperty-"
const QMetaObject *metaObject = w->metaObject();
int index = metaObject->indexOfProperty(property.toLatin1());
if (Q_UNLIKELY(index == -1)) {
qWarning() << w << " does not have a property named " << property;
continue;
}
const QMetaProperty metaProperty = metaObject->property(index);
if (Q_UNLIKELY(!metaProperty.isWritable() || !metaProperty.isDesignable())) {
qWarning() << w << " cannot design property named " << property;
continue;
}
QVariant v;
const QVariant value = w->property(property.toLatin1());
switch (value.type()) {
case QVariant::Icon: v = decl.iconValue(); break;
case QVariant::Image: v = QImage(decl.uriValue()); break;
case QVariant::Pixmap: v = QPixmap(decl.uriValue()); break;
case QVariant::Rect: v = decl.rectValue(); break;
case QVariant::Size: v = decl.sizeValue(); break;
case QVariant::Color: v = decl.colorValue(); break;
case QVariant::Brush: v = decl.brushValue(); break;
#ifndef QT_NO_SHORTCUT
case QVariant::KeySequence: v = QKeySequence(decl.d->values.at(0).variant.toString()); break;
#endif
default: v = decl.d->values.at(0).variant; break;
}
w->setProperty(property.toLatin1(), v);
}
}
void QStyleSheetStyle::setPalette(QWidget *w)
{
struct RuleRoleMap {
int state;
QPalette::ColorGroup group;
} map[3] = {
{ int(PseudoClass_Active | PseudoClass_Enabled), QPalette::Active },
{ PseudoClass_Disabled, QPalette::Disabled },
{ PseudoClass_Enabled, QPalette::Inactive }
};
const bool useStyleSheetPropagationInWidgetStyles =
QCoreApplication::testAttribute(Qt::AA_UseStyleSheetPropagationInWidgetStyles);
QPalette p;
if (!useStyleSheetPropagationInWidgetStyles)
p = w->palette();
QWidget *ew = embeddedWidget(w);
for (int i = 0; i < 3; i++) {
QRenderRule rule = renderRule(w, PseudoElement_None, map[i].state | extendedPseudoClass(w));
if (i == 0) {
if (!w->property("_q_styleSheetWidgetFont").isValid()) {
saveWidgetFont(w, w->d_func()->localFont());
}
updateStyleSheetFont(w);
if (ew != w)
updateStyleSheetFont(ew);
}
rule.configurePalette(&p, map[i].group, ew, ew != w);
}
if (!useStyleSheetPropagationInWidgetStyles || p.resolve() != 0) {
QPalette wp = w->palette();
styleSheetCaches->customPaletteWidgets.insert(w, {wp, p.resolve()});
if (useStyleSheetPropagationInWidgetStyles) {
p = p.resolve(wp);
p.resolve(p.resolve() | wp.resolve());
}
w->setPalette(p);
if (ew != w)
ew->setPalette(p);
}
}
void QStyleSheetStyle::unsetPalette(QWidget *w)
{
const bool useStyleSheetPropagationInWidgetStyles =
QCoreApplication::testAttribute(Qt::AA_UseStyleSheetPropagationInWidgetStyles);
const auto it = styleSheetCaches->customPaletteWidgets.find(w);
if (it != styleSheetCaches->customPaletteWidgets.end()) {
auto customizedPalette = std::move(*it);
styleSheetCaches->customPaletteWidgets.erase(it);
QPalette original;
if (useStyleSheetPropagationInWidgetStyles)
original = std::move(customizedPalette).reverted(w->palette());
else
original = customizedPalette.oldWidgetValue;
w->setPalette(original);
QWidget *ew = embeddedWidget(w);
if (ew != w)
ew->setPalette(original);
}
if (useStyleSheetPropagationInWidgetStyles) {
unsetStyleSheetFont(w);
QWidget *ew = embeddedWidget(w);
if (ew != w)
unsetStyleSheetFont(ew);
} else {
QVariant oldFont = w->property("_q_styleSheetWidgetFont");
if (oldFont.isValid()) {
w->setFont(qvariant_cast<QFont>(oldFont));
}
}
if (styleSheetCaches->autoFillDisabledWidgets.contains(w)) {
embeddedWidget(w)->setAutoFillBackground(true);
styleSheetCaches->autoFillDisabledWidgets.remove(w);
}
}
void QStyleSheetStyle::unsetStyleSheetFont(QWidget *w) const
{
const auto it = styleSheetCaches->customFontWidgets.find(w);
if (it != styleSheetCaches->customFontWidgets.end()) {
auto customizedFont = std::move(*it);
styleSheetCaches->customFontWidgets.erase(it);
w->setFont(std::move(customizedFont).reverted(w->font()));
}
}
static void updateObjects(const QList<const QObject *>& objects)
{
if (!styleSheetCaches->styleRulesCache.isEmpty() || !styleSheetCaches->hasStyleRuleCache.isEmpty() || !styleSheetCaches->renderRulesCache.isEmpty()) {
for (const QObject *object : objects) {
styleSheetCaches->styleRulesCache.remove(object);
styleSheetCaches->hasStyleRuleCache.remove(object);
styleSheetCaches->renderRulesCache.remove(object);
}
}
QEvent event(QEvent::StyleChange);
for (const QObject *object : objects) {
if (auto widget = qobject_cast<QWidget*>(const_cast<QObject*>(object))) {
widget->style()->polish(widget);
QCoreApplication::sendEvent(widget, &event);
QList<const QObject *> children;
children.reserve(widget->children().size() + 1);
for (auto child: qAsConst(widget->children()))
children.append(child);
updateObjects(children);
}
}
}
/////////////////////////////////////////////////////////////////////////////////////////
// The stylesheet style
int QStyleSheetStyle::numinstances = 0;
QStyleSheetStyle::QStyleSheetStyle(QStyle *base)
: QWindowsStyle(*new QStyleSheetStylePrivate), base(base), refcount(1)
{
++numinstances;
if (numinstances == 1) {
styleSheetCaches = new QStyleSheetStyleCaches;
}
}
QStyleSheetStyle::~QStyleSheetStyle()
{
--numinstances;
if (numinstances == 0) {
delete styleSheetCaches;
}
}
QStyle *QStyleSheetStyle::baseStyle() const
{
if (base)
return base;
if (QStyleSheetStyle *me = qt_styleSheet(QApplication::style()))
return me->base;
return QApplication::style();
}
void QStyleSheetStyleCaches::objectDestroyed(QObject *o)
{
styleRulesCache.remove(o);
hasStyleRuleCache.remove(o);
renderRulesCache.remove(o);
customPaletteWidgets.remove((const QWidget *)o);
customFontWidgets.remove(static_cast<QWidget *>(o));
styleSheetCache.remove(o);
autoFillDisabledWidgets.remove((const QWidget *)o);
}
void QStyleSheetStyleCaches::styleDestroyed(QObject *o)
{
styleSheetCache.remove(o);
}
/*!
* Make sure that the cache will be clean by connecting destroyed if needed.
* return false if the widget is not stylable;
*/
bool QStyleSheetStyle::initObject(const QObject *obj) const
{
if (!obj)
return false;
if (const QWidget *w = qobject_cast<const QWidget*>(obj)) {
if (w->testAttribute(Qt::WA_StyleSheet))
return true;
if (unstylable(w))
return false;
const_cast<QWidget *>(w)->setAttribute(Qt::WA_StyleSheet, true);
}
QObject::connect(obj, SIGNAL(destroyed(QObject*)), styleSheetCaches, SLOT(objectDestroyed(QObject*)), Qt::UniqueConnection);
return true;
}
void QStyleSheetStyle::polish(QWidget *w)
{
baseStyle()->polish(w);
RECURSION_GUARD(return)
if (!initObject(w))
return;
if (styleSheetCaches->styleRulesCache.contains(w)) {
// the widget accessed its style pointer before polish (or repolish)
// (exemple: the QAbstractSpinBox constructor ask for the stylehint)
styleSheetCaches->styleRulesCache.remove(w);
styleSheetCaches->hasStyleRuleCache.remove(w);
styleSheetCaches->renderRulesCache.remove(w);
styleSheetCaches->styleSheetCache.remove(w);
}
setGeometry(w);
setProperties(w);
unsetPalette(w);
setPalette(w);
//set the WA_Hover attribute if one of the selector depends of the hover state
QVector<StyleRule> rules = styleRules(w);
for (int i = 0; i < rules.count(); i++) {
const Selector& selector = rules.at(i).selectors.at(0);
quint64 negated = 0;
quint64 cssClass = selector.pseudoClass(&negated);
if ( cssClass & PseudoClass_Hover || negated & PseudoClass_Hover) {
w->setAttribute(Qt::WA_Hover);
embeddedWidget(w)->setAttribute(Qt::WA_Hover);
}
}
#if QT_CONFIG(scrollarea)
if (QAbstractScrollArea *sa = qobject_cast<QAbstractScrollArea *>(w)) {
QRenderRule rule = renderRule(sa, PseudoElement_None, PseudoClass_Enabled);
if ((rule.hasBorder() && rule.border()->hasBorderImage())
|| (rule.hasBackground() && !rule.background()->pixmap.isNull())) {
QObject::connect(sa->horizontalScrollBar(), SIGNAL(valueChanged(int)),
sa, SLOT(update()), Qt::UniqueConnection);
QObject::connect(sa->verticalScrollBar(), SIGNAL(valueChanged(int)),
sa, SLOT(update()), Qt::UniqueConnection);
}
}
#endif
QRenderRule rule = renderRule(w, PseudoElement_None, PseudoClass_Any);
w->setAttribute(Qt::WA_StyleSheetTarget, rule.hasModification());
if (rule.hasDrawable() || rule.hasBox()) {
if (w->metaObject() == &QWidget::staticMetaObject
#if QT_CONFIG(itemviews)
|| qobject_cast<QHeaderView *>(w)
#endif
#if QT_CONFIG(tabbar)
|| qobject_cast<QTabBar *>(w)
#endif
#ifndef QT_NO_FRAME
|| qobject_cast<QFrame *>(w)
#endif
#if QT_CONFIG(mainwindow)
|| qobject_cast<QMainWindow *>(w)
#endif
#if QT_CONFIG(mdiarea)
|| qobject_cast<QMdiSubWindow *>(w)
#endif
#if QT_CONFIG(menubar)
|| qobject_cast<QMenuBar *>(w)
#endif
#if QT_CONFIG(dialog)
|| qobject_cast<QDialog *>(w)
#endif
) {
w->setAttribute(Qt::WA_StyledBackground, true);
}
QWidget *ew = embeddedWidget(w);
if (ew->autoFillBackground()) {
ew->setAutoFillBackground(false);
styleSheetCaches->autoFillDisabledWidgets.insert(w);
if (ew != w) { //eg. viewport of a scrollarea
//(in order to draw the background anyway in case we don't.)
ew->setAttribute(Qt::WA_StyledBackground, true);
}
}
if (!rule.hasBackground() || rule.background()->isTransparent() || rule.hasBox()
|| (!rule.hasNativeBorder() && !rule.border()->isOpaque()))
w->setAttribute(Qt::WA_OpaquePaintEvent, false);
}
}
void QStyleSheetStyle::polish(QApplication *app)
{
baseStyle()->polish(app);
}
void QStyleSheetStyle::polish(QPalette &pal)
{
baseStyle()->polish(pal);
}
void QStyleSheetStyle::repolish(QWidget *w)
{
QList<const QObject *> children;
children.reserve(w->children().size() + 1);
for (auto child: qAsConst(w->children()))
children.append(child);
children.append(w);
styleSheetCaches->styleSheetCache.remove(w);
updateObjects(children);
}
void QStyleSheetStyle::repolish(QApplication *app)
{
Q_UNUSED(app);
const QList<const QObject*> allObjects = styleSheetCaches->styleRulesCache.keys();
styleSheetCaches->styleSheetCache.remove(qApp);
styleSheetCaches->styleRulesCache.clear();
styleSheetCaches->hasStyleRuleCache.clear();
styleSheetCaches->renderRulesCache.clear();
updateObjects(allObjects);
}
void QStyleSheetStyle::unpolish(QWidget *w)
{
if (!w || !w->testAttribute(Qt::WA_StyleSheet)) {
baseStyle()->unpolish(w);
return;
}
styleSheetCaches->styleRulesCache.remove(w);
styleSheetCaches->hasStyleRuleCache.remove(w);
styleSheetCaches->renderRulesCache.remove(w);
styleSheetCaches->styleSheetCache.remove(w);
unsetPalette(w);
setGeometry(w);
w->setAttribute(Qt::WA_StyleSheetTarget, false);
w->setAttribute(Qt::WA_StyleSheet, false);
QObject::disconnect(w, 0, this, 0);
#if QT_CONFIG(scrollarea)
if (QAbstractScrollArea *sa = qobject_cast<QAbstractScrollArea *>(w)) {
QObject::disconnect(sa->horizontalScrollBar(), SIGNAL(valueChanged(int)),
sa, SLOT(update()));
QObject::disconnect(sa->verticalScrollBar(), SIGNAL(valueChanged(int)),
sa, SLOT(update()));
}
#endif
baseStyle()->unpolish(w);
}
void QStyleSheetStyle::unpolish(QApplication *app)
{
baseStyle()->unpolish(app);
RECURSION_GUARD(return)
styleSheetCaches->styleRulesCache.clear();
styleSheetCaches->hasStyleRuleCache.clear();
styleSheetCaches->renderRulesCache.clear();
styleSheetCaches->styleSheetCache.remove(qApp);
}
#if QT_CONFIG(tabbar)
inline static bool verticalTabs(QTabBar::Shape shape)
{
return shape == QTabBar::RoundedWest
|| shape == QTabBar::RoundedEast
|| shape == QTabBar::TriangularWest
|| shape == QTabBar::TriangularEast;
}
#endif // QT_CONFIG(tabbar)
void QStyleSheetStyle::drawComplexControl(ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p,
const QWidget *w) const
{
RECURSION_GUARD(baseStyle()->drawComplexControl(cc, opt, p, w); return)
QRenderRule rule = renderRule(w, opt);
switch (cc) {
case CC_ComboBox:
if (const QStyleOptionComboBox *cmb = qstyleoption_cast<const QStyleOptionComboBox *>(opt)) {
QStyleOptionComboBox cmbOpt(*cmb);
cmbOpt.rect = rule.borderRect(opt->rect);
if (rule.hasNativeBorder()) {
rule.drawBackgroundImage(p, cmbOpt.rect);
rule.configurePalette(&cmbOpt.palette, QPalette::ButtonText, QPalette::Button);
bool customDropDown = (opt->subControls & QStyle::SC_ComboBoxArrow)
&& (hasStyleRule(w, PseudoElement_ComboBoxDropDown) || hasStyleRule(w, PseudoElement_ComboBoxArrow));
if (customDropDown)
cmbOpt.subControls &= ~QStyle::SC_ComboBoxArrow;
if (rule.baseStyleCanDraw()) {
baseStyle()->drawComplexControl(cc, &cmbOpt, p, w);
} else {
QWindowsStyle::drawComplexControl(cc, &cmbOpt, p, w);
}
if (!customDropDown)
return;
} else {
rule.drawRule(p, opt->rect);
}
if (opt->subControls & QStyle::SC_ComboBoxArrow) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ComboBoxDropDown);
if (subRule.hasDrawable()) {
QRect r = subControlRect(CC_ComboBox, opt, SC_ComboBoxArrow, w);
subRule.drawRule(p, r);
QRenderRule subRule2 = renderRule(w, opt, PseudoElement_ComboBoxArrow);
r = positionRect(w, subRule, subRule2, PseudoElement_ComboBoxArrow, r, opt->direction);
subRule2.drawRule(p, r);
} else {
rule.configurePalette(&cmbOpt.palette, QPalette::ButtonText, QPalette::Button);
cmbOpt.subControls = QStyle::SC_ComboBoxArrow;
QWindowsStyle::drawComplexControl(cc, &cmbOpt, p, w);
}
}
return;
}
break;
#if QT_CONFIG(spinbox)
case CC_SpinBox:
if (const QStyleOptionSpinBox *spin = qstyleoption_cast<const QStyleOptionSpinBox *>(opt)) {
QStyleOptionSpinBox spinOpt(*spin);
rule.configurePalette(&spinOpt.palette, QPalette::ButtonText, QPalette::Button);
rule.configurePalette(&spinOpt.palette, QPalette::Text, QPalette::Base);
spinOpt.rect = rule.borderRect(opt->rect);
bool customUp = true, customDown = true;
QRenderRule upRule = renderRule(w, opt, PseudoElement_SpinBoxUpButton);
QRenderRule downRule = renderRule(w, opt, PseudoElement_SpinBoxDownButton);
bool upRuleMatch = upRule.hasGeometry() || upRule.hasPosition();
bool downRuleMatch = downRule.hasGeometry() || downRule.hasPosition();
if (rule.hasNativeBorder() && !upRuleMatch && !downRuleMatch) {
rule.drawBackgroundImage(p, spinOpt.rect);
customUp = (opt->subControls & QStyle::SC_SpinBoxUp)
&& (hasStyleRule(w, PseudoElement_SpinBoxUpButton) || hasStyleRule(w, PseudoElement_UpArrow));
if (customUp)
spinOpt.subControls &= ~QStyle::SC_SpinBoxUp;
customDown = (opt->subControls & QStyle::SC_SpinBoxDown)
&& (hasStyleRule(w, PseudoElement_SpinBoxDownButton) || hasStyleRule(w, PseudoElement_DownArrow));
if (customDown)
spinOpt.subControls &= ~QStyle::SC_SpinBoxDown;
if (rule.baseStyleCanDraw()) {
baseStyle()->drawComplexControl(cc, &spinOpt, p, w);
} else {
QWindowsStyle::drawComplexControl(cc, &spinOpt, p, w);
}
if (!customUp && !customDown)
return;
} else {
rule.drawRule(p, opt->rect);
}
if ((opt->subControls & QStyle::SC_SpinBoxUp) && customUp) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_SpinBoxUpButton);
if (subRule.hasDrawable()) {
QRect r = subControlRect(CC_SpinBox, opt, SC_SpinBoxUp, w);
subRule.drawRule(p, r);
QRenderRule subRule2 = renderRule(w, opt, PseudoElement_SpinBoxUpArrow);
r = positionRect(w, subRule, subRule2, PseudoElement_SpinBoxUpArrow, r, opt->direction);
subRule2.drawRule(p, r);
} else {
spinOpt.subControls = QStyle::SC_SpinBoxUp;
QWindowsStyle::drawComplexControl(cc, &spinOpt, p, w);
}
}
if ((opt->subControls & QStyle::SC_SpinBoxDown) && customDown) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_SpinBoxDownButton);
if (subRule.hasDrawable()) {
QRect r = subControlRect(CC_SpinBox, opt, SC_SpinBoxDown, w);
subRule.drawRule(p, r);
QRenderRule subRule2 = renderRule(w, opt, PseudoElement_SpinBoxDownArrow);
r = positionRect(w, subRule, subRule2, PseudoElement_SpinBoxDownArrow, r, opt->direction);
subRule2.drawRule(p, r);
} else {
spinOpt.subControls = QStyle::SC_SpinBoxDown;
QWindowsStyle::drawComplexControl(cc, &spinOpt, p, w);
}
}
return;
}
break;
#endif // QT_CONFIG(spinbox)
case CC_GroupBox:
if (const QStyleOptionGroupBox *gb = qstyleoption_cast<const QStyleOptionGroupBox *>(opt)) {
QRect labelRect, checkBoxRect, titleRect, frameRect;
bool hasTitle = (gb->subControls & QStyle::SC_GroupBoxCheckBox) || !gb->text.isEmpty();
if (!rule.hasDrawable() && (!hasTitle || !hasStyleRule(w, PseudoElement_GroupBoxTitle))
&& !hasStyleRule(w, PseudoElement_Indicator) && !rule.hasBox() && !rule.hasFont && !rule.hasPalette()) {
// let the native style draw the combobox if there is no style for it.
break;
}
rule.drawBackground(p, opt->rect);
QRenderRule titleRule = renderRule(w, opt, PseudoElement_GroupBoxTitle);
bool clipSet = false;
if (hasTitle) {
labelRect = subControlRect(CC_GroupBox, opt, SC_GroupBoxLabel, w);
//Some native style (such as mac) may return a too small rectangle (because they use smaller fonts), so we may need to expand it a little bit.
labelRect.setSize(labelRect.size().expandedTo(ParentStyle::subControlRect(CC_GroupBox, opt, SC_GroupBoxLabel, w).size()));
if (gb->subControls & QStyle::SC_GroupBoxCheckBox) {
checkBoxRect = subControlRect(CC_GroupBox, opt, SC_GroupBoxCheckBox, w);
titleRect = titleRule.boxRect(checkBoxRect.united(labelRect));
} else {
titleRect = titleRule.boxRect(labelRect);
}
if (!titleRule.hasBackground() || !titleRule.background()->isTransparent()) {
clipSet = true;
p->save();
p->setClipRegion(QRegion(opt->rect) - titleRect);
}
}
frameRect = subControlRect(CC_GroupBox, opt, SC_GroupBoxFrame, w);
QStyleOptionFrame frame;
frame.QStyleOption::operator=(*gb);
frame.features = gb->features;
frame.lineWidth = gb->lineWidth;
frame.midLineWidth = gb->midLineWidth;
frame.rect = frameRect;
drawPrimitive(PE_FrameGroupBox, &frame, p, w);
if (clipSet)
p->restore();
// draw background and frame of the title
if (hasTitle)
titleRule.drawRule(p, titleRect);
// draw the indicator
if (gb->subControls & QStyle::SC_GroupBoxCheckBox) {
QStyleOptionButton box;
box.QStyleOption::operator=(*gb);
box.rect = checkBoxRect;
drawPrimitive(PE_IndicatorCheckBox, &box, p, w);
}
// draw the text
if (!gb->text.isEmpty()) {
int alignment = int(Qt::AlignCenter | Qt::TextShowMnemonic);
if (!styleHint(QStyle::SH_UnderlineShortcut, opt, w)) {
alignment |= Qt::TextHideMnemonic;
}
QPalette pal = gb->palette;
if (gb->textColor.isValid())
pal.setColor(QPalette::WindowText, gb->textColor);
titleRule.configurePalette(&pal, QPalette::WindowText, QPalette::Window);
drawItemText(p, labelRect, alignment, pal, gb->state & State_Enabled,
gb->text, QPalette::WindowText);
if (gb->state & State_HasFocus) {
QStyleOptionFocusRect fropt;
fropt.QStyleOption::operator=(*gb);
fropt.rect = labelRect;
drawPrimitive(PE_FrameFocusRect, &fropt, p, w);
}
}
return;
}
break;
case CC_ToolButton:
if (const QStyleOptionToolButton *tool = qstyleoption_cast<const QStyleOptionToolButton *>(opt)) {
QStyleOptionToolButton toolOpt(*tool);
rule.configurePalette(&toolOpt.palette, QPalette::ButtonText, QPalette::Button);
toolOpt.font = rule.font.resolve(toolOpt.font);
toolOpt.rect = rule.borderRect(opt->rect);
bool customArrow = (tool->features & (QStyleOptionToolButton::HasMenu | QStyleOptionToolButton::MenuButtonPopup));
bool customDropDown = tool->features & QStyleOptionToolButton::MenuButtonPopup;
if (rule.hasNativeBorder()) {
if (tool->subControls & SC_ToolButton) {
//in some case (eg. the button is "auto raised") the style doesn't draw the background
//so we need to draw the background.
// use the same condition as in QCommonStyle
State bflags = tool->state & ~State_Sunken;
if (bflags & State_AutoRaise && (!(bflags & State_MouseOver) || !(bflags & State_Enabled)))
bflags &= ~State_Raised;
if (tool->state & State_Sunken && tool->activeSubControls & SC_ToolButton)
bflags |= State_Sunken;
if (!(bflags & (State_Sunken | State_On | State_Raised)))
rule.drawBackground(p, toolOpt.rect);
}
customArrow = customArrow && hasStyleRule(w, PseudoElement_ToolButtonDownArrow);
if (customArrow)
toolOpt.features &= ~QStyleOptionToolButton::HasMenu;
customDropDown = customDropDown && hasStyleRule(w, PseudoElement_ToolButtonMenu);
if (customDropDown)
toolOpt.subControls &= ~QStyle::SC_ToolButtonMenu;
if (rule.baseStyleCanDraw() && !(tool->features & QStyleOptionToolButton::Arrow)) {
baseStyle()->drawComplexControl(cc, &toolOpt, p, w);
} else {
QWindowsStyle::drawComplexControl(cc, &toolOpt, p, w);
}
if (!customArrow && !customDropDown)
return;
} else {
rule.drawRule(p, opt->rect);
toolOpt.rect = rule.contentsRect(opt->rect);
if (rule.hasFont)
toolOpt.font = rule.font.resolve(toolOpt.font);
drawControl(CE_ToolButtonLabel, &toolOpt, p, w);
}
QRenderRule subRule = renderRule(w, opt, PseudoElement_ToolButtonMenu);
QRect r = subControlRect(CC_ToolButton, opt, QStyle::SC_ToolButtonMenu, w);
if (customDropDown) {
if (opt->subControls & QStyle::SC_ToolButtonMenu) {
if (subRule.hasDrawable()) {
subRule.drawRule(p, r);
} else {
toolOpt.rect = r;
baseStyle()->drawPrimitive(PE_IndicatorButtonDropDown, &toolOpt, p, w);
}
}
}
if (customArrow) {
QRenderRule subRule2 = customDropDown ? renderRule(w, opt, PseudoElement_ToolButtonMenuArrow)
: renderRule(w, opt, PseudoElement_ToolButtonDownArrow);
QRect r2 = customDropDown
? positionRect(w, subRule, subRule2, PseudoElement_ToolButtonMenuArrow, r, opt->direction)
: positionRect(w, rule, subRule2, PseudoElement_ToolButtonDownArrow, opt->rect, opt->direction);
if (subRule2.hasDrawable()) {
subRule2.drawRule(p, r2);
} else {
toolOpt.rect = r2;
baseStyle()->drawPrimitive(QStyle::PE_IndicatorArrowDown, &toolOpt, p, w);
}
}
return;
}
break;
#if QT_CONFIG(scrollbar)
case CC_ScrollBar:
if (const QStyleOptionSlider *sb = qstyleoption_cast<const QStyleOptionSlider *>(opt)) {
if (!rule.hasDrawable()) {
QStyleOptionSlider sbOpt(*sb);
sbOpt.rect = rule.borderRect(opt->rect);
rule.drawBackgroundImage(p, opt->rect);
baseStyle()->drawComplexControl(cc, &sbOpt, p, w);
} else {
rule.drawRule(p, opt->rect);
QWindowsStyle::drawComplexControl(cc, opt, p, w);
}
return;
}
break;
#endif // QT_CONFIG(scrollbar)
#if QT_CONFIG(slider)
case CC_Slider:
if (const QStyleOptionSlider *slider = qstyleoption_cast<const QStyleOptionSlider *>(opt)) {
rule.drawRule(p, opt->rect);
QRenderRule grooveSubRule = renderRule(w, opt, PseudoElement_SliderGroove);
QRenderRule handleSubRule = renderRule(w, opt, PseudoElement_SliderHandle);
if (!grooveSubRule.hasDrawable()) {
QStyleOptionSlider slOpt(*slider);
bool handleHasRule = handleSubRule.hasDrawable();
// If the style specifies a different handler rule, draw the groove without the handler.
if (handleHasRule)
slOpt.subControls &= ~SC_SliderHandle;
baseStyle()->drawComplexControl(cc, &slOpt, p, w);
if (!handleHasRule)
return;
}
QRect gr = subControlRect(cc, opt, SC_SliderGroove, w);
if (slider->subControls & SC_SliderGroove) {
grooveSubRule.drawRule(p, gr);
}
if (slider->subControls & SC_SliderHandle) {
QRect hr = subControlRect(cc, opt, SC_SliderHandle, w);
QRenderRule subRule1 = renderRule(w, opt, PseudoElement_SliderSubPage);
if (subRule1.hasDrawable()) {
QRect r(gr.topLeft(),
slider->orientation == Qt::Horizontal
? QPoint(hr.x()+hr.width()/2, gr.y()+gr.height() - 1)
: QPoint(gr.x()+gr.width() - 1, hr.y()+hr.height()/2));
subRule1.drawRule(p, r);
}
QRenderRule subRule2 = renderRule(w, opt, PseudoElement_SliderAddPage);
if (subRule2.hasDrawable()) {
QRect r(slider->orientation == Qt::Horizontal
? QPoint(hr.x()+hr.width()/2+1, gr.y())
: QPoint(gr.x(), hr.y()+hr.height()/2+1),
gr.bottomRight());
subRule2.drawRule(p, r);
}
handleSubRule.drawRule(p, handleSubRule.boxRect(hr, Margin));
}
if (slider->subControls & SC_SliderTickmarks) {
// TODO...
}
return;
}
break;
#endif // QT_CONFIG(slider)
case CC_MdiControls:
if (hasStyleRule(w, PseudoElement_MdiCloseButton)
|| hasStyleRule(w, PseudoElement_MdiNormalButton)
|| hasStyleRule(w, PseudoElement_MdiMinButton)) {
QList<QVariant> layout = rule.styleHint(QLatin1String("button-layout")).toList();
if (layout.isEmpty())
layout = subControlLayout(QLatin1String("mNX"));
QStyleOptionComplex optCopy(*opt);
optCopy.subControls = 0;
for (int i = 0; i < layout.count(); i++) {
int layoutButton = layout[i].toInt();
if (layoutButton < PseudoElement_MdiCloseButton
|| layoutButton > PseudoElement_MdiNormalButton)
continue;
QStyle::SubControl control = knownPseudoElements[layoutButton].subControl;
if (!(opt->subControls & control))
continue;
QRenderRule subRule = renderRule(w, opt, layoutButton);
if (subRule.hasDrawable()) {
QRect rect = subRule.boxRect(subControlRect(CC_MdiControls, opt, control, w), Margin);
subRule.drawRule(p, rect);
QIcon icon = standardIcon(subControlIcon(layoutButton), opt);
icon.paint(p, subRule.contentsRect(rect), Qt::AlignCenter);
} else {
optCopy.subControls |= control;
}
}
if (optCopy.subControls)
baseStyle()->drawComplexControl(CC_MdiControls, &optCopy, p, w);
return;
}
break;
case CC_TitleBar:
if (const QStyleOptionTitleBar *tb = qstyleoption_cast<const QStyleOptionTitleBar *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TitleBar);
if (!subRule.hasDrawable() && !subRule.hasBox() && !subRule.hasBorder())
break;
subRule.drawRule(p, opt->rect);
QHash<QStyle::SubControl, QRect> layout = titleBarLayout(w, tb);
QRect ir;
ir = layout[SC_TitleBarLabel];
if (ir.isValid()) {
if (subRule.hasPalette())
p->setPen(subRule.palette()->foreground.color());
p->fillRect(ir, Qt::white);
p->drawText(ir.x(), ir.y(), ir.width(), ir.height(), Qt::AlignLeft | Qt::AlignVCenter | Qt::TextSingleLine, tb->text);
}
QPixmap pm;
ir = layout[SC_TitleBarSysMenu];
if (ir.isValid()) {
QRenderRule subSubRule = renderRule(w, opt, PseudoElement_TitleBarSysMenu);
subSubRule.drawRule(p, ir);
ir = subSubRule.contentsRect(ir);
if (!tb->icon.isNull()) {
tb->icon.paint(p, ir);
} else {
int iconSize = pixelMetric(PM_SmallIconSize, tb, w);
pm = standardIcon(SP_TitleBarMenuButton, 0, w).pixmap(iconSize, iconSize);
drawItemPixmap(p, ir, Qt::AlignCenter, pm);
}
}
ir = layout[SC_TitleBarCloseButton];
if (ir.isValid()) {
QRenderRule subSubRule = renderRule(w, opt, PseudoElement_TitleBarCloseButton);
subSubRule.drawRule(p, ir);
QSize sz = subSubRule.contentsRect(ir).size();
if ((tb->titleBarFlags & Qt::WindowType_Mask) == Qt::Tool)
pm = standardIcon(SP_DockWidgetCloseButton, 0, w).pixmap(sz);
else
pm = standardIcon(SP_TitleBarCloseButton, 0, w).pixmap(sz);
drawItemPixmap(p, ir, Qt::AlignCenter, pm);
}
int pes[] = {
PseudoElement_TitleBarMaxButton,
PseudoElement_TitleBarMinButton,
PseudoElement_TitleBarNormalButton,
PseudoElement_TitleBarShadeButton,
PseudoElement_TitleBarUnshadeButton,
PseudoElement_TitleBarContextHelpButton
};
for (unsigned int i = 0; i < sizeof(pes)/sizeof(int); i++) {
int pe = pes[i];
QStyle::SubControl sc = knownPseudoElements[pe].subControl;
ir = layout[sc];
if (!ir.isValid())
continue;
QRenderRule subSubRule = renderRule(w, opt, pe);
subSubRule.drawRule(p, ir);
pm = standardIcon(subControlIcon(pe), 0, w).pixmap(subSubRule.contentsRect(ir).size());
drawItemPixmap(p, ir, Qt::AlignCenter, pm);
}
return;
}
break;
default:
break;
}
baseStyle()->drawComplexControl(cc, opt, p, w);
}
void QStyleSheetStyle::drawControl(ControlElement ce, const QStyleOption *opt, QPainter *p,
const QWidget *w) const
{
RECURSION_GUARD(baseStyle()->drawControl(ce, opt, p, w); return)
QRenderRule rule = renderRule(w, opt);
int pe1 = PseudoElement_None, pe2 = PseudoElement_None;
bool fallback = false;
switch (ce) {
case CE_ToolButtonLabel:
if (const QStyleOptionToolButton *btn = qstyleoption_cast<const QStyleOptionToolButton *>(opt)) {
if (rule.hasBox() || btn->features & QStyleOptionToolButton::Arrow) {
QWindowsStyle::drawControl(ce, opt, p, w);
} else {
QStyleOptionToolButton butOpt(*btn);
rule.configurePalette(&butOpt.palette, QPalette::ButtonText, QPalette::Button);
baseStyle()->drawControl(ce, &butOpt, p, w);
}
return;
}
break;
case CE_FocusFrame:
if (!rule.hasNativeBorder()) {
rule.drawBorder(p, opt->rect);
return;
}
break;
case CE_PushButton:
if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
if (rule.hasDrawable() || rule.hasBox() || rule.hasPosition() || rule.hasPalette() ||
((btn->features & QStyleOptionButton::HasMenu) && hasStyleRule(w, PseudoElement_PushButtonMenuIndicator))) {
ParentStyle::drawControl(ce, opt, p, w);
return;
}
}
break;
case CE_PushButtonBevel:
if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
QStyleOptionButton btnOpt(*btn);
btnOpt.rect = rule.borderRect(opt->rect);
if (rule.hasNativeBorder()) {
rule.drawBackgroundImage(p, btnOpt.rect);
rule.configurePalette(&btnOpt.palette, QPalette::ButtonText, QPalette::Button);
bool customMenu = (btn->features & QStyleOptionButton::HasMenu
&& hasStyleRule(w, PseudoElement_PushButtonMenuIndicator));
if (customMenu)
btnOpt.features &= ~QStyleOptionButton::HasMenu;
if (rule.baseStyleCanDraw()) {
baseStyle()->drawControl(ce, &btnOpt, p, w);
} else {
QWindowsStyle::drawControl(ce, &btnOpt, p, w);
}
rule.drawImage(p, rule.contentsRect(opt->rect));
if (!customMenu)
return;
} else {
rule.drawRule(p, opt->rect);
}
if (btn->features & QStyleOptionButton::HasMenu) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_PushButtonMenuIndicator);
QRect ir = positionRect(w, rule, subRule, PseudoElement_PushButtonMenuIndicator, opt->rect, opt->direction);
if (subRule.hasDrawable()) {
subRule.drawRule(p, ir);
} else {
btnOpt.rect = ir;
baseStyle()->drawPrimitive(PE_IndicatorArrowDown, &btnOpt, p, w);
}
}
}
return;
case CE_PushButtonLabel:
if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
QStyleOptionButton butOpt(*button);
rule.configurePalette(&butOpt.palette, QPalette::ButtonText, QPalette::Button);
const QFont oldFont = p->font();
if (rule.hasFont)
p->setFont(rule.font.resolve(p->font()));
if (rule.hasPosition() && rule.position()->textAlignment != 0) {
Qt::Alignment textAlignment = rule.position()->textAlignment;
QRect textRect = button->rect;
uint tf = Qt::TextShowMnemonic;
const uint verticalAlignMask = Qt::AlignVCenter | Qt::AlignTop | Qt::AlignLeft;
tf |= (textAlignment & verticalAlignMask) ? (textAlignment & verticalAlignMask) : Qt::AlignVCenter;
if (!styleHint(SH_UnderlineShortcut, button, w))
tf |= Qt::TextHideMnemonic;
if (!button->icon.isNull()) {
//Group both icon and text
QRect iconRect;
QIcon::Mode mode = button->state & State_Enabled ? QIcon::Normal : QIcon::Disabled;
if (mode == QIcon::Normal && button->state & State_HasFocus)
mode = QIcon::Active;
QIcon::State state = QIcon::Off;
if (button->state & State_On)
state = QIcon::On;
QPixmap pixmap = button->icon.pixmap(button->iconSize, mode, state);
int pixmapWidth = pixmap.width() / pixmap.devicePixelRatio();
int pixmapHeight = pixmap.height() / pixmap.devicePixelRatio();
int labelWidth = pixmapWidth;
int labelHeight = pixmapHeight;
int iconSpacing = 4;//### 4 is currently hardcoded in QPushButton::sizeHint()
int textWidth = button->fontMetrics.boundingRect(opt->rect, tf, button->text).width();
if (!button->text.isEmpty())
labelWidth += (textWidth + iconSpacing);
//Determine label alignment:
if (textAlignment & Qt::AlignLeft) { /*left*/
iconRect = QRect(textRect.x(), textRect.y() + (textRect.height() - labelHeight) / 2,
pixmapWidth, pixmapHeight);
} else if (textAlignment & Qt::AlignHCenter) { /* center */
iconRect = QRect(textRect.x() + (textRect.width() - labelWidth) / 2,
textRect.y() + (textRect.height() - labelHeight) / 2,
pixmapWidth, pixmapHeight);
} else { /*right*/
iconRect = QRect(textRect.x() + textRect.width() - labelWidth,
textRect.y() + (textRect.height() - labelHeight) / 2,
pixmapWidth, pixmapHeight);
}
iconRect = visualRect(button->direction, textRect, iconRect);
tf |= Qt::AlignLeft; //left align, we adjust the text-rect instead
if (button->direction == Qt::RightToLeft)
textRect.setRight(iconRect.left() - iconSpacing);
else
textRect.setLeft(iconRect.left() + iconRect.width() + iconSpacing);
if (button->state & (State_On | State_Sunken))
iconRect.translate(pixelMetric(PM_ButtonShiftHorizontal, opt, w),
pixelMetric(PM_ButtonShiftVertical, opt, w));
p->drawPixmap(iconRect, pixmap);
} else {
tf |= textAlignment;
}
if (button->state & (State_On | State_Sunken))
textRect.translate(pixelMetric(PM_ButtonShiftHorizontal, opt, w),
pixelMetric(PM_ButtonShiftVertical, opt, w));
if (button->features & QStyleOptionButton::HasMenu) {
int indicatorSize = pixelMetric(PM_MenuButtonIndicator, button, w);
if (button->direction == Qt::LeftToRight)
textRect = textRect.adjusted(0, 0, -indicatorSize, 0);
else
textRect = textRect.adjusted(indicatorSize, 0, 0, 0);
}
drawItemText(p, textRect, tf, butOpt.palette, (button->state & State_Enabled),
button->text, QPalette::ButtonText);
} else {
ParentStyle::drawControl(ce, &butOpt, p, w);
}
if (rule.hasFont)
p->setFont(oldFont);
}
return;
case CE_RadioButton:
case CE_CheckBox:
if (rule.hasBox() || !rule.hasNativeBorder() || rule.hasDrawable() || hasStyleRule(w, PseudoElement_Indicator)) {
rule.drawRule(p, opt->rect);
ParentStyle::drawControl(ce, opt, p, w);
return;
} else if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
QStyleOptionButton butOpt(*btn);
rule.configurePalette(&butOpt.palette, QPalette::ButtonText, QPalette::Button);
baseStyle()->drawControl(ce, &butOpt, p, w);
return;
}
break;
case CE_RadioButtonLabel:
case CE_CheckBoxLabel:
if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
QStyleOptionButton butOpt(*btn);
rule.configurePalette(&butOpt.palette, QPalette::ButtonText, QPalette::Button);
ParentStyle::drawControl(ce, &butOpt, p, w);
}
return;
case CE_Splitter:
pe1 = PseudoElement_SplitterHandle;
break;
case CE_ToolBar:
if (rule.hasBackground()) {
rule.drawBackground(p, opt->rect);
}
if (rule.hasBorder()) {
rule.drawBorder(p, rule.borderRect(opt->rect));
} else {
#if QT_CONFIG(toolbar)
if (const QStyleOptionToolBar *tb = qstyleoption_cast<const QStyleOptionToolBar *>(opt)) {
QStyleOptionToolBar newTb(*tb);
newTb.rect = rule.borderRect(opt->rect);
baseStyle()->drawControl(ce, &newTb, p, w);
}
#endif // QT_CONFIG(toolbar)
}
return;
case CE_MenuEmptyArea:
case CE_MenuBarEmptyArea:
if (rule.hasDrawable()) {
// Drawn by PE_Widget
return;
}
break;
case CE_MenuTearoff:
case CE_MenuScroller:
if (const QStyleOptionMenuItem *m = qstyleoption_cast<const QStyleOptionMenuItem *>(opt)) {
QStyleOptionMenuItem mi(*m);
int pe = ce == CE_MenuTearoff ? PseudoElement_MenuTearoff : PseudoElement_MenuScroller;
QRenderRule subRule = renderRule(w, opt, pe);
mi.rect = subRule.contentsRect(opt->rect);
rule.configurePalette(&mi.palette, QPalette::ButtonText, QPalette::Button);
subRule.configurePalette(&mi.palette, QPalette::ButtonText, QPalette::Button);
if (subRule.hasDrawable()) {
subRule.drawRule(p, opt->rect);
} else {
baseStyle()->drawControl(ce, &mi, p, w);
}
}
return;
case CE_MenuItem:
if (const QStyleOptionMenuItem *m = qstyleoption_cast<const QStyleOptionMenuItem *>(opt)) {
QStyleOptionMenuItem mi(*m);
int pseudo = (mi.menuItemType == QStyleOptionMenuItem::Separator) ? PseudoElement_MenuSeparator : PseudoElement_Item;
QRenderRule subRule = renderRule(w, opt, pseudo);
mi.rect = subRule.contentsRect(opt->rect);
rule.configurePalette(&mi.palette, QPalette::ButtonText, QPalette::Button);
rule.configurePalette(&mi.palette, QPalette::HighlightedText, QPalette::Highlight);
subRule.configurePalette(&mi.palette, QPalette::ButtonText, QPalette::Button);
subRule.configurePalette(&mi.palette, QPalette::HighlightedText, QPalette::Highlight);
QFont oldFont = p->font();
if (subRule.hasFont)
p->setFont(subRule.font.resolve(mi.font));
else
p->setFont(mi.font);
// We fall back to drawing with the style sheet code whenever at least one of the
// items are styled in an incompatible way, such as having a background image.
QRenderRule allRules = renderRule(w, PseudoElement_Item, PseudoClass_Any);
if ((pseudo == PseudoElement_MenuSeparator) && subRule.hasDrawable()) {
subRule.drawRule(p, opt->rect);
} else if ((pseudo == PseudoElement_Item)
&& (allRules.hasBox() || allRules.hasBorder() || subRule.hasFont
|| (allRules.background() && !allRules.background()->pixmap.isNull()))) {
subRule.drawRule(p, opt->rect);
if (subRule.hasBackground()) {
mi.palette.setBrush(QPalette::Highlight, Qt::NoBrush);
mi.palette.setBrush(QPalette::Button, Qt::NoBrush);
} else {
mi.palette.setBrush(QPalette::Highlight, mi.palette.brush(QPalette::Button));
}
mi.palette.setBrush(QPalette::HighlightedText, mi.palette.brush(QPalette::ButtonText));
bool checkable = mi.checkType != QStyleOptionMenuItem::NotCheckable;
bool checked = checkable ? mi.checked : false;
bool dis = !(opt->state & QStyle::State_Enabled),
act = opt->state & QStyle::State_Selected;
int textRectOffset = m->maxIconWidth;
if (!mi.icon.isNull()) {
QIcon::Mode mode = dis ? QIcon::Disabled : QIcon::Normal;
if (act && !dis)
mode = QIcon::Active;
const QPixmap pixmap(mi.icon.pixmap(pixelMetric(PM_SmallIconSize), mode, checked ? QIcon::On : QIcon::Off));
const int pixw = pixmap.width() / pixmap.devicePixelRatio();
const int pixh = pixmap.height() / pixmap.devicePixelRatio();
QRenderRule iconRule = renderRule(w, opt, PseudoElement_MenuIcon);
if (!iconRule.hasGeometry()) {
iconRule.geo = new QStyleSheetGeometryData(pixw, pixh, pixw, pixh, -1, -1);
} else {
iconRule.geo->width = pixw;
iconRule.geo->height = pixh;
}
QRect iconRect = positionRect(w, subRule, iconRule, PseudoElement_MenuIcon, opt->rect, opt->direction);
if (opt->direction == Qt::LeftToRight)
iconRect.moveLeft(iconRect.left());
else
iconRect.moveRight(iconRect.right());
iconRule.drawRule(p, iconRect);
QRect pmr(0, 0, pixw, pixh);
pmr.moveCenter(iconRect.center());
p->drawPixmap(pmr.topLeft(), pixmap);
} else if (checkable) {
QRenderRule subSubRule = renderRule(w, opt, PseudoElement_MenuCheckMark);
const QRect cmRect = positionRect(w, subRule, subSubRule, PseudoElement_MenuCheckMark, opt->rect, opt->direction);
if (subSubRule.hasDrawable() || checked) {
QStyleOptionMenuItem newMi = mi;
if (!dis)
newMi.state |= State_Enabled;
if (mi.checked)
newMi.state |= State_On;
newMi.rect = cmRect;
drawPrimitive(PE_IndicatorMenuCheckMark, &newMi, p, w);
}
textRectOffset = std::max(textRectOffset, cmRect.width());
}
QRect textRect = subRule.contentsRect(opt->rect);
textRect.setLeft(textRect.left() + textRectOffset);
textRect.setWidth(textRect.width() - mi.tabWidth);
const QRect vTextRect = visualRect(opt->direction, m->rect, textRect);
QStringRef s(&mi.text);
p->setPen(mi.palette.buttonText().color());
if (!s.isEmpty()) {
int text_flags = Qt::AlignLeft | Qt::AlignVCenter | Qt::TextShowMnemonic | Qt::TextDontClip | Qt::TextSingleLine;
if (!styleHint(SH_UnderlineShortcut, &mi, w))
text_flags |= Qt::TextHideMnemonic;
int t = s.indexOf(QLatin1Char('\t'));
if (t >= 0) {
QRect vShortcutRect = visualRect(opt->direction, mi.rect,
QRect(textRect.topRight(), QPoint(mi.rect.right(), textRect.bottom())));
p->drawText(vShortcutRect, text_flags, s.mid(t + 1).toString());
s = s.left(t);
}
p->drawText(vTextRect, text_flags, s.left(t).toString());
}
if (mi.menuItemType == QStyleOptionMenuItem::SubMenu) {// draw sub menu arrow
PrimitiveElement arrow = (opt->direction == Qt::RightToLeft) ? PE_IndicatorArrowLeft : PE_IndicatorArrowRight;
QRenderRule subRule2 = renderRule(w, opt, PseudoElement_MenuRightArrow);
mi.rect = positionRect(w, subRule, subRule2, PseudoElement_MenuRightArrow, opt->rect, mi.direction);
drawPrimitive(arrow, &mi, p, w);
}
} else if (hasStyleRule(w, PseudoElement_MenuCheckMark) || hasStyleRule(w, PseudoElement_MenuRightArrow)) {
QWindowsStyle::drawControl(ce, &mi, p, w);
if (mi.checkType != QStyleOptionMenuItem::NotCheckable && !mi.checked) {
// We have a style defined, but QWindowsStyle won't draw anything if not checked.
// So we mimick what QWindowsStyle would do.
int checkcol = qMax<int>(mi.maxIconWidth, QWindowsStylePrivate::windowsCheckMarkWidth);
QRect vCheckRect = visualRect(opt->direction, mi.rect, QRect(mi.rect.x(), mi.rect.y(), checkcol, mi.rect.height()));
if (mi.state.testFlag(State_Enabled) && mi.state.testFlag(State_Selected)) {
qDrawShadePanel(p, vCheckRect, mi.palette, true, 1, &mi.palette.brush(QPalette::Button));
} else {
QBrush fill(mi.palette.light().color(), Qt::Dense4Pattern);
qDrawShadePanel(p, vCheckRect, mi.palette, true, 1, &fill);
}
QRenderRule subSubRule = renderRule(w, opt, PseudoElement_MenuCheckMark);
if (subSubRule.hasDrawable()) {
QStyleOptionMenuItem newMi(mi);
newMi.rect = visualRect(opt->direction, mi.rect, QRect(mi.rect.x() + QWindowsStylePrivate::windowsItemFrame,
mi.rect.y() + QWindowsStylePrivate::windowsItemFrame,
checkcol - 2 * QWindowsStylePrivate::windowsItemFrame,
mi.rect.height() - 2 * QWindowsStylePrivate::windowsItemFrame));
drawPrimitive(PE_IndicatorMenuCheckMark, &newMi, p, w);
}
}
} else {
if (rule.hasDrawable() && !subRule.hasDrawable() && !(opt->state & QStyle::State_Selected)) {
mi.palette.setColor(QPalette::Window, Qt::transparent);
mi.palette.setColor(QPalette::Button, Qt::transparent);
}
if (rule.baseStyleCanDraw() && subRule.baseStyleCanDraw()) {
baseStyle()->drawControl(ce, &mi, p, w);
} else {
ParentStyle::drawControl(ce, &mi, p, w);
}
}
p->setFont(oldFont);
return;
}
return;
case CE_MenuBarItem:
if (const QStyleOptionMenuItem *m = qstyleoption_cast<const QStyleOptionMenuItem *>(opt)) {
QStyleOptionMenuItem mi(*m);
QRenderRule subRule = renderRule(w, opt, PseudoElement_Item);
mi.rect = subRule.contentsRect(opt->rect);
rule.configurePalette(&mi.palette, QPalette::ButtonText, QPalette::Button);
subRule.configurePalette(&mi.palette, QPalette::ButtonText, QPalette::Button);
if (subRule.hasDrawable()) {
subRule.drawRule(p, opt->rect);
QCommonStyle::drawControl(ce, &mi, p, w); // deliberate bypass of the base
} else {
if (rule.hasDrawable() && !(opt->state & QStyle::State_Selected)) {
// So that the menu bar background is not hidden by the items
mi.palette.setColor(QPalette::Window, Qt::transparent);
mi.palette.setColor(QPalette::Button, Qt::transparent);
}
baseStyle()->drawControl(ce, &mi, p, w);
}
}
return;
#if QT_CONFIG(combobox)
case CE_ComboBoxLabel:
if (!rule.hasBox())
break;
if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(opt)) {
QRect editRect = subControlRect(CC_ComboBox, cb, SC_ComboBoxEditField, w);
p->save();
p->setClipRect(editRect);
if (!cb->currentIcon.isNull()) {
int spacing = rule.hasBox() ? rule.box()->spacing : -1;
if (spacing == -1)
spacing = 6;
QIcon::Mode mode = cb->state & State_Enabled ? QIcon::Normal : QIcon::Disabled;
QPixmap pixmap = cb->currentIcon.pixmap(cb->iconSize, mode);
QRect iconRect(editRect);
iconRect.setWidth(cb->iconSize.width());
iconRect = alignedRect(cb->direction,
Qt::AlignLeft | Qt::AlignVCenter,
iconRect.size(), editRect);
drawItemPixmap(p, iconRect, Qt::AlignCenter, pixmap);
if (cb->direction == Qt::RightToLeft)
editRect.translate(-spacing - cb->iconSize.width(), 0);
else
editRect.translate(cb->iconSize.width() + spacing, 0);
}
if (!cb->currentText.isEmpty() && !cb->editable) {
QPalette styledPalette(cb->palette);
rule.configurePalette(&styledPalette, QPalette::Text, QPalette::Base);
drawItemText(p, editRect.adjusted(0, 0, 0, 0), Qt::AlignLeft | Qt::AlignVCenter, styledPalette,
cb->state & State_Enabled, cb->currentText, QPalette::Text);
}
p->restore();
return;
}
break;
#endif // QT_CONFIG(combobox)
case CE_Header:
if (hasStyleRule(w, PseudoElement_HeaderViewUpArrow)
|| hasStyleRule(w, PseudoElement_HeaderViewDownArrow)) {
ParentStyle::drawControl(ce, opt, p, w);
return;
}
if(hasStyleRule(w, PseudoElement_HeaderViewSection)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_HeaderViewSection);
if (!subRule.hasNativeBorder() || !subRule.baseStyleCanDraw()
|| subRule.hasBackground() || subRule.hasPalette() || subRule.hasFont || subRule.hasBorder()) {
ParentStyle::drawControl(ce, opt, p, w);
return;
}
}
break;
case CE_HeaderSection:
if (const QStyleOptionHeader *header = qstyleoption_cast<const QStyleOptionHeader *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_HeaderViewSection);
if (subRule.hasNativeBorder()) {
QStyleOptionHeader hdr(*header);
subRule.configurePalette(&hdr.palette, QPalette::ButtonText, QPalette::Button);
if (subRule.baseStyleCanDraw()) {
baseStyle()->drawControl(CE_HeaderSection, &hdr, p, w);
} else {
QWindowsStyle::drawControl(CE_HeaderSection, &hdr, p, w);
}
} else {
subRule.drawRule(p, opt->rect);
}
return;
}
break;
case CE_HeaderLabel:
if (const QStyleOptionHeader *header = qstyleoption_cast<const QStyleOptionHeader *>(opt)) {
QStyleOptionHeader hdr(*header);
QRenderRule subRule = renderRule(w, opt, PseudoElement_HeaderViewSection);
subRule.configurePalette(&hdr.palette, QPalette::ButtonText, QPalette::Button);
if (subRule.hasFont) {
QFont oldFont = p->font();
p->setFont(subRule.font.resolve(p->font()));
ParentStyle::drawControl(ce, &hdr, p, w);
p->setFont(oldFont);
} else {
baseStyle()->drawControl(ce, &hdr, p, w);
}
return;
}
break;
case CE_HeaderEmptyArea:
if (rule.hasDrawable()) {
return;
}
break;
case CE_ProgressBar:
QWindowsStyle::drawControl(ce, opt, p, w);
return;
case CE_ProgressBarGroove:
if (!rule.hasNativeBorder()) {
rule.drawRule(p, rule.boxRect(opt->rect, Margin));
return;
}
break;
case CE_ProgressBarContents: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ProgressBarChunk);
if (subRule.hasDrawable()) {
if (const QStyleOptionProgressBar *pb = qstyleoption_cast<const QStyleOptionProgressBar *>(opt)) {
p->save();
p->setClipRect(pb->rect);
qint64 minimum = qint64(pb->minimum);
qint64 maximum = qint64(pb->maximum);
qint64 progress = qint64(pb->progress);
bool vertical = (pb->orientation == Qt::Vertical);
bool inverted = pb->invertedAppearance;
QTransform m;
QRect rect = pb->rect;
if (vertical) {
rect = QRect(rect.y(), rect.x(), rect.height(), rect.width());
m.rotate(90);
m.translate(0, -(rect.height() + rect.y()*2));
}
bool reverse = ((!vertical && (pb->direction == Qt::RightToLeft)) || vertical);
if (inverted)
reverse = !reverse;
const bool indeterminate = pb->minimum == pb->maximum;
const auto fillRatio = indeterminate ? 0.50 : double(progress - minimum) / (maximum - minimum);
const auto fillWidth = static_cast<int>(rect.width() * fillRatio);
int chunkWidth = fillWidth;
if (subRule.hasContentsSize()) {
QSize sz = subRule.size();
chunkWidth = (opt->state & QStyle::State_Horizontal) ? sz.width() : sz.height();
}
QRect r = rect;
#if QT_CONFIG(animation)
Q_D(const QWindowsStyle);
#endif
if (pb->minimum == 0 && pb->maximum == 0) {
int chunkCount = fillWidth/chunkWidth;
int offset = 0;
#if QT_CONFIG(animation)
if (QProgressStyleAnimation *animation = qobject_cast<QProgressStyleAnimation*>(d->animation(opt->styleObject)))
offset = animation->animationStep() * 8 % rect.width();
else
d->startAnimation(new QProgressStyleAnimation(d->animationFps, opt->styleObject));
#endif
int x = reverse ? r.left() + r.width() - offset - chunkWidth : r.x() + offset;
while (chunkCount > 0) {
r.setRect(x, rect.y(), chunkWidth, rect.height());
r = m.mapRect(QRectF(r)).toRect();
subRule.drawRule(p, r);
x += reverse ? -chunkWidth : chunkWidth;
if (reverse ? x < rect.left() : x > rect.right())
break;
--chunkCount;
}
r = rect;
x = reverse ? r.right() - (r.left() - x - chunkWidth)
: r.left() + (x - r.right() - chunkWidth);
while (chunkCount > 0) {
r.setRect(x, rect.y(), chunkWidth, rect.height());
r = m.mapRect(QRectF(r)).toRect();
subRule.drawRule(p, r);
x += reverse ? -chunkWidth : chunkWidth;
--chunkCount;
};
} else if (chunkWidth > 0) {
const int chunkCount = ceil(qreal(fillWidth)/chunkWidth);
int x = reverse ? r.left() + r.width() - chunkWidth : r.x();
for (int i = 0; i < chunkCount; ++i) {
r.setRect(x, rect.y(), chunkWidth, rect.height());
r = m.mapRect(QRectF(r)).toRect();
subRule.drawRule(p, r);
x += reverse ? -chunkWidth : chunkWidth;
}
#if QT_CONFIG(animation)
d->stopAnimation(opt->styleObject);
#endif
}
p->restore();
return;
}
}
}
break;
case CE_ProgressBarLabel:
if (const QStyleOptionProgressBar *pb = qstyleoption_cast<const QStyleOptionProgressBar *>(opt)) {
if (rule.hasBox() || rule.hasBorder() || hasStyleRule(w, PseudoElement_ProgressBarChunk)) {
drawItemText(p, pb->rect, pb->textAlignment | Qt::TextSingleLine, pb->palette,
pb->state & State_Enabled, pb->text, QPalette::Text);
} else {
QStyleOptionProgressBar pbCopy(*pb);
rule.configurePalette(&pbCopy.palette, QPalette::HighlightedText, QPalette::Highlight);
baseStyle()->drawControl(ce, &pbCopy, p, w);
}
return;
}
break;
case CE_SizeGrip:
if (const QStyleOptionSizeGrip *sgOpt = qstyleoption_cast<const QStyleOptionSizeGrip *>(opt)) {
if (rule.hasDrawable()) {
rule.drawFrame(p, opt->rect);
p->save();
switch (sgOpt->corner) {
case Qt::BottomRightCorner: break;
case Qt::BottomLeftCorner: p->rotate(90); break;
case Qt::TopLeftCorner: p->rotate(180); break;
case Qt::TopRightCorner: p->rotate(270); break;
default: break;
}
rule.drawImage(p, opt->rect);
p->restore();
} else {
QStyleOptionSizeGrip sg(*sgOpt);
sg.rect = rule.contentsRect(opt->rect);
baseStyle()->drawControl(CE_SizeGrip, &sg, p, w);
}
return;
}
break;
case CE_ToolBoxTab:
QWindowsStyle::drawControl(ce, opt, p, w);
return;
case CE_ToolBoxTabShape: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ToolBoxTab);
if (subRule.hasDrawable()) {
subRule.drawRule(p, opt->rect);
return;
}
}
break;
case CE_ToolBoxTabLabel:
if (const QStyleOptionToolBox *box = qstyleoption_cast<const QStyleOptionToolBox *>(opt)) {
QStyleOptionToolBox boxCopy(*box);
QRenderRule subRule = renderRule(w, opt, PseudoElement_ToolBoxTab);
subRule.configurePalette(&boxCopy.palette, QPalette::ButtonText, QPalette::Button);
QFont oldFont = p->font();
if (subRule.hasFont)
p->setFont(subRule.font.resolve(p->font()));
boxCopy.rect = subRule.contentsRect(opt->rect);
if (subRule.hasImage()) {
// the image is already drawn with CE_ToolBoxTabShape, adjust rect here
const int iconExtent = proxy()->pixelMetric(QStyle::PM_SmallIconSize, box, w);
boxCopy.rect.setLeft(boxCopy.rect.left() + iconExtent);
}
QWindowsStyle::drawControl(ce, &boxCopy, p , w);
if (subRule.hasFont)
p->setFont(oldFont);
return;
}
break;
case CE_ScrollBarAddPage:
pe1 = PseudoElement_ScrollBarAddPage;
break;
case CE_ScrollBarSubPage:
pe1 = PseudoElement_ScrollBarSubPage;
break;
case CE_ScrollBarAddLine:
pe1 = PseudoElement_ScrollBarAddLine;
pe2 = (opt->state & QStyle::State_Horizontal) ? PseudoElement_ScrollBarRightArrow : PseudoElement_ScrollBarDownArrow;
fallback = true;
break;
case CE_ScrollBarSubLine:
pe1 = PseudoElement_ScrollBarSubLine;
pe2 = (opt->state & QStyle::State_Horizontal) ? PseudoElement_ScrollBarLeftArrow : PseudoElement_ScrollBarUpArrow;
fallback = true;
break;
case CE_ScrollBarFirst:
pe1 = PseudoElement_ScrollBarFirst;
break;
case CE_ScrollBarLast:
pe1 = PseudoElement_ScrollBarLast;
break;
case CE_ScrollBarSlider:
pe1 = PseudoElement_ScrollBarSlider;
fallback = true;
break;
#if QT_CONFIG(itemviews)
case CE_ItemViewItem:
if (const QStyleOptionViewItem *vopt = qstyleoption_cast<const QStyleOptionViewItem *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ViewItem);
if (subRule.hasDrawable() || hasStyleRule(w, PseudoElement_Indicator)) {
QStyleOptionViewItem optCopy(*vopt);
subRule.configurePalette(&optCopy.palette, vopt->state & QStyle::State_Selected ? QPalette::HighlightedText : QPalette::Text,
vopt->state & QStyle::State_Selected ? QPalette::Highlight : QPalette::Base);
QWindowsStyle::drawControl(ce, &optCopy, p, w);
} else {
QStyleOptionViewItem voptCopy(*vopt);
subRule.configurePalette(&voptCopy.palette, QPalette::Text, QPalette::NoRole);
baseStyle()->drawControl(ce, &voptCopy, p, w);
}
return;
}
break;
#endif // QT_CONFIG(itemviews)
#if QT_CONFIG(tabbar)
case CE_TabBarTab:
if (hasStyleRule(w, PseudoElement_TabBarTab)) {
QWindowsStyle::drawControl(ce, opt, p, w);
return;
}
break;
case CE_TabBarTabLabel:
case CE_TabBarTabShape:
if (const QStyleOptionTab *tab = qstyleoption_cast<const QStyleOptionTab *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TabBarTab);
QRect r = positionRect(w, subRule, PseudoElement_TabBarTab, opt->rect, opt->direction);
if (ce == CE_TabBarTabShape && subRule.hasDrawable() && tab->shape < QTabBar::TriangularNorth) {
subRule.drawRule(p, r);
return;
}
QStyleOptionTab tabCopy(*tab);
subRule.configurePalette(&tabCopy.palette, QPalette::WindowText, QPalette::Base);
QFont oldFont = p->font();
if (subRule.hasFont)
p->setFont(subRule.font.resolve(p->font()));
if (subRule.hasBox() || !subRule.hasNativeBorder()) {
tabCopy.rect = ce == CE_TabBarTabShape ? subRule.borderRect(r)
: subRule.contentsRect(r);
QWindowsStyle::drawControl(ce, &tabCopy, p, w);
} else {
baseStyle()->drawControl(ce, &tabCopy, p, w);
}
if (subRule.hasFont)
p->setFont(oldFont);
return;
}
break;
#endif // QT_CONFIG(tabbar)
case CE_ColumnViewGrip:
if (rule.hasDrawable()) {
rule.drawRule(p, opt->rect);
return;
}
break;
case CE_DockWidgetTitle:
if (const QStyleOptionDockWidget *dwOpt = qstyleoption_cast<const QStyleOptionDockWidget *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_DockWidgetTitle);
if (!subRule.hasDrawable() && !subRule.hasPosition())
break;
if (subRule.hasDrawable()) {
subRule.drawRule(p, opt->rect);
} else {
QStyleOptionDockWidget dwCopy(*dwOpt);
dwCopy.title = QString();
baseStyle()->drawControl(ce, &dwCopy, p, w);
}
if (!dwOpt->title.isEmpty()) {
QRect r = subElementRect(SE_DockWidgetTitleBarText, opt, w);
if (dwOpt->verticalTitleBar) {
r = r.transposed();
p->save();
p->translate(r.left(), r.top() + r.width());
p->rotate(-90);
p->translate(-r.left(), -r.top());
}
r = subRule.contentsRect(r);
Qt::Alignment alignment = 0;
if (subRule.hasPosition())
alignment = subRule.position()->textAlignment;
if (alignment == 0)
alignment = Qt::AlignLeft;
QString titleText = p->fontMetrics().elidedText(dwOpt->title, Qt::ElideRight, r.width());
drawItemText(p, r,
alignment, dwOpt->palette,
dwOpt->state & State_Enabled, titleText,
QPalette::WindowText);
if (dwOpt->verticalTitleBar)
p->restore();
}
return;
}
break;
case CE_ShapedFrame:
if (const QStyleOptionFrame *frm = qstyleoption_cast<const QStyleOptionFrame *>(opt)) {
if (rule.hasNativeBorder()) {
QStyleOptionFrame frmOpt(*frm);
rule.configurePalette(&frmOpt.palette, QPalette::Text, QPalette::Base);
frmOpt.rect = rule.borderRect(frmOpt.rect);
baseStyle()->drawControl(ce, &frmOpt, p, w);
}
// else, borders are already drawn in PE_Widget
}
return;
default:
break;
}
if (pe1 != PseudoElement_None) {
QRenderRule subRule = renderRule(w, opt, pe1);
if (subRule.bg != 0 || subRule.hasDrawable()) {
//We test subRule.bg directly because hasBackground() would return false for background:none.
//But we still don't want the default drawning in that case (example for QScrollBar::add-page) (task 198926)
subRule.drawRule(p, opt->rect);
} else if (fallback) {
QWindowsStyle::drawControl(ce, opt, p, w);
pe2 = PseudoElement_None;
} else {
baseStyle()->drawControl(ce, opt, p, w);
}
if (pe2 != PseudoElement_None) {
QRenderRule subSubRule = renderRule(w, opt, pe2);
QRect r = positionRect(w, subRule, subSubRule, pe2, opt->rect, opt->direction);
subSubRule.drawRule(p, r);
}
return;
}
baseStyle()->drawControl(ce, opt, p, w);
}
void QStyleSheetStyle::drawItemPixmap(QPainter *p, const QRect &rect, int alignment, const
QPixmap &pixmap) const
{
baseStyle()->drawItemPixmap(p, rect, alignment, pixmap);
}
void QStyleSheetStyle::drawItemText(QPainter *painter, const QRect& rect, int alignment, const QPalette &pal,
bool enabled, const QString& text, QPalette::ColorRole textRole) const
{
baseStyle()->drawItemText(painter, rect, alignment, pal, enabled, text, textRole);
}
void QStyleSheetStyle::drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, QPainter *p,
const QWidget *w) const
{
RECURSION_GUARD(baseStyle()->drawPrimitive(pe, opt, p, w); return)
int pseudoElement = PseudoElement_None;
QRenderRule rule = renderRule(w, opt);
QRect rect = opt->rect;
switch (pe) {
case PE_FrameStatusBarItem: {
QRenderRule subRule = renderRule(w ? w->parentWidget() : nullptr, opt, PseudoElement_Item);
if (subRule.hasDrawable()) {
subRule.drawRule(p, opt->rect);
return;
}
break;
}
case PE_IndicatorArrowDown:
pseudoElement = PseudoElement_DownArrow;
break;
case PE_IndicatorArrowUp:
pseudoElement = PseudoElement_UpArrow;
break;
case PE_IndicatorRadioButton:
pseudoElement = PseudoElement_ExclusiveIndicator;
break;
case PE_IndicatorItemViewItemCheck:
pseudoElement = PseudoElement_ViewItemIndicator;
break;
case PE_IndicatorCheckBox:
pseudoElement = PseudoElement_Indicator;
break;
case PE_IndicatorHeaderArrow:
if (const QStyleOptionHeader *hdr = qstyleoption_cast<const QStyleOptionHeader *>(opt)) {
pseudoElement = hdr->sortIndicator == QStyleOptionHeader::SortUp
? PseudoElement_HeaderViewUpArrow
: PseudoElement_HeaderViewDownArrow;
}
break;
case PE_PanelButtonTool:
case PE_PanelButtonCommand:
#if QT_CONFIG(abstractbutton)
if (qobject_cast<const QAbstractButton *>(w) && rule.hasBackground() && rule.hasNativeBorder()) {
//the window style will draw the borders
ParentStyle::drawPrimitive(pe, opt, p, w);
if (!rule.background()->pixmap.isNull() || rule.hasImage()) {
rule.drawRule(p, rule.boxRect(opt->rect, QRenderRule::Margin).adjusted(1,1,-1,-1));
}
return;
}
#endif
if (!rule.hasNativeBorder()) {
rule.drawRule(p, rule.boxRect(opt->rect, QRenderRule::Margin));
return;
}
break;
case PE_IndicatorButtonDropDown: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ToolButtonMenu);
if (!subRule.hasNativeBorder()) {
rule.drawBorder(p, opt->rect);
return;
}
break;
}
case PE_FrameDefaultButton:
if (rule.hasNativeBorder()) {
if (rule.baseStyleCanDraw())
break;
QWindowsStyle::drawPrimitive(pe, opt, p, w);
}
return;
case PE_FrameWindow:
case PE_FrameDockWidget:
case PE_Frame:
if (const QStyleOptionFrame *frm = qstyleoption_cast<const QStyleOptionFrame *>(opt)) {
if (rule.hasNativeBorder()) {
QStyleOptionFrame frmOpt(*frm);
rule.configurePalette(&frmOpt.palette, QPalette::Text, QPalette::Base);
baseStyle()->drawPrimitive(pe, &frmOpt, p, w);
} else {
rule.drawBorder(p, rule.borderRect(opt->rect));
}
}
return;
case PE_PanelLineEdit:
if (const QStyleOptionFrame *frm = qstyleoption_cast<const QStyleOptionFrame *>(opt)) {
#if QT_CONFIG(spinbox)
if (w && qobject_cast<const QAbstractSpinBox *>(w->parentWidget())) {
QRenderRule spinboxRule = renderRule(w->parentWidget(), opt);
if (!spinboxRule.hasNativeBorder() || !spinboxRule.baseStyleCanDraw())
return;
rule = spinboxRule;
}
#endif
if (rule.hasNativeBorder()) {
QStyleOptionFrame frmOpt(*frm);
rule.configurePalette(&frmOpt.palette, QPalette::Text, QPalette::Base);
frmOpt.rect = rule.borderRect(frmOpt.rect);
if (rule.baseStyleCanDraw()) {
rule.drawBackgroundImage(p, opt->rect);
baseStyle()->drawPrimitive(pe, &frmOpt, p, w);
} else {
rule.drawBackground(p, opt->rect);
if (frmOpt.lineWidth > 0)
baseStyle()->drawPrimitive(PE_FrameLineEdit, &frmOpt, p, w);
}
} else {
rule.drawRule(p, opt->rect);
}
}
return;
case PE_Widget:
if (w && !rule.hasDrawable()) {
QWidget *container = containerWidget(w);
if (styleSheetCaches->autoFillDisabledWidgets.contains(container)
&& (container == w || !renderRule(container, opt).hasBackground())) {
//we do not have a background, but we disabled the autofillbackground anyway. so fill the background now.
// (this may happen if we have rules like :focus)
p->fillRect(opt->rect, opt->palette.brush(w->backgroundRole()));
}
break;
}
#if QT_CONFIG(scrollarea)
if (const QAbstractScrollArea *sa = qobject_cast<const QAbstractScrollArea *>(w)) {
const QAbstractScrollAreaPrivate *sap = sa->d_func();
rule.drawBackground(p, opt->rect, sap->contentsOffset());
if (rule.hasBorder()) {
QRect brect = rule.borderRect(opt->rect);
if (styleHint(QStyle::SH_ScrollView_FrameOnlyAroundContents, opt, w)) {
QRect r = brect.adjusted(0, 0, sa->verticalScrollBar()->isVisible() ? -sa->verticalScrollBar()->width() : 0,
sa->horizontalScrollBar()->isVisible() ? -sa->horizontalScrollBar()->height() : 0);
brect = QStyle::visualRect(opt->direction, brect, r);
}
rule.drawBorder(p, brect);
}
break;
}
#endif
Q_FALLTHROUGH();
case PE_PanelMenu:
case PE_PanelStatusBar:
if(rule.hasDrawable()) {
rule.drawRule(p, opt->rect);
return;
}
break;
case PE_FrameMenu:
if (rule.hasDrawable()) {
// Drawn by PE_PanelMenu
return;
}
break;
case PE_PanelMenuBar:
if (rule.hasDrawable()) {
// Drawn by PE_Widget
return;
}
break;
case PE_IndicatorToolBarSeparator:
case PE_IndicatorToolBarHandle: {
PseudoElement ps = pe == PE_IndicatorToolBarHandle ? PseudoElement_ToolBarHandle : PseudoElement_ToolBarSeparator;
QRenderRule subRule = renderRule(w, opt, ps);
if (subRule.hasDrawable()) {
subRule.drawRule(p, opt->rect);
return;
}
}
break;
case PE_IndicatorMenuCheckMark:
pseudoElement = PseudoElement_MenuCheckMark;
break;
case PE_IndicatorArrowLeft:
pseudoElement = PseudoElement_LeftArrow;
break;
case PE_IndicatorArrowRight:
pseudoElement = PseudoElement_RightArrow;
break;
case PE_IndicatorColumnViewArrow:
#if QT_CONFIG(itemviews)
if (const QStyleOptionViewItem *viewOpt = qstyleoption_cast<const QStyleOptionViewItem *>(opt)) {
bool reverse = (viewOpt->direction == Qt::RightToLeft);
pseudoElement = reverse ? PseudoElement_LeftArrow : PseudoElement_RightArrow;
} else
#endif
{
pseudoElement = PseudoElement_RightArrow;
}
break;
#if QT_CONFIG(itemviews)
case PE_IndicatorBranch:
if (const QStyleOptionViewItem *vopt = qstyleoption_cast<const QStyleOptionViewItem *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TreeViewBranch);
if (subRule.hasDrawable()) {
if ((vopt->state & QStyle::State_Selected) && vopt->showDecorationSelected)
p->fillRect(vopt->rect, vopt->palette.highlight());
else if (vopt->features & QStyleOptionViewItem::Alternate)
p->fillRect(vopt->rect, vopt->palette.alternateBase());
subRule.drawRule(p, opt->rect);
} else {
baseStyle()->drawPrimitive(pe, vopt, p, w);
}
}
return;
#endif // QT_CONFIG(itemviews)
case PE_PanelTipLabel:
if (!rule.hasDrawable())
break;
if (const QStyleOptionFrame *frmOpt = qstyleoption_cast<const QStyleOptionFrame *>(opt)) {
if (rule.hasNativeBorder()) {
rule.drawBackground(p, opt->rect);
QStyleOptionFrame optCopy(*frmOpt);
optCopy.rect = rule.borderRect(opt->rect);
optCopy.palette.setBrush(QPalette::Window, Qt::NoBrush); // oh dear
baseStyle()->drawPrimitive(pe, &optCopy, p, w);
} else {
rule.drawRule(p, opt->rect);
}
}
return;
case PE_FrameGroupBox:
if (rule.hasNativeBorder())
break;
rule.drawBorder(p, opt->rect);
return;
#if QT_CONFIG(tabwidget)
case PE_FrameTabWidget:
if (const QStyleOptionTabWidgetFrame *frm = qstyleoption_cast<const QStyleOptionTabWidgetFrame *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TabWidgetPane);
if (subRule.hasNativeBorder()) {
subRule.drawBackground(p, opt->rect);
QStyleOptionTabWidgetFrame frmCopy(*frm);
subRule.configurePalette(&frmCopy.palette, QPalette::WindowText, QPalette::Window);
baseStyle()->drawPrimitive(pe, &frmCopy, p, w);
} else {
subRule.drawRule(p, opt->rect);
}
return;
}
break;
#endif // QT_CONFIG(tabwidget)
case PE_IndicatorProgressChunk:
pseudoElement = PseudoElement_ProgressBarChunk;
break;
case PE_IndicatorTabTear:
pseudoElement = PseudoElement_TabBarTear;
break;
case PE_FrameFocusRect:
if (!rule.hasNativeOutline()) {
rule.drawOutline(p, opt->rect);
return;
}
break;
case PE_IndicatorDockWidgetResizeHandle:
pseudoElement = PseudoElement_DockWidgetSeparator;
break;
case PE_PanelItemViewItem:
pseudoElement = PseudoElement_ViewItem;
break;
case PE_PanelScrollAreaCorner:
pseudoElement = PseudoElement_ScrollAreaCorner;
break;
case PE_IndicatorSpinDown:
case PE_IndicatorSpinMinus:
pseudoElement = PseudoElement_SpinBoxDownArrow;
break;
case PE_IndicatorSpinUp:
case PE_IndicatorSpinPlus:
pseudoElement = PseudoElement_SpinBoxUpArrow;
break;
#if QT_CONFIG(tabbar)
case PE_IndicatorTabClose:
if (w) {
// QMacStyle needs a real widget, not its parent - to implement
// 'document mode' properly, drawing nothing if a tab is not hovered.
baseStyle()->setProperty("_q_styleSheetRealCloseButton", QVariant::fromValue((void *)w));
w = w->parentWidget(); //match on the QTabBar instead of the CloseButton
}
pseudoElement = PseudoElement_TabBarTabCloseButton;
#endif
default:
break;
}
if (pseudoElement != PseudoElement_None) {
QRenderRule subRule = renderRule(w, opt, pseudoElement);
if (subRule.hasDrawable()) {
subRule.drawRule(p, rect);
} else {
baseStyle()->drawPrimitive(pe, opt, p, w);
}
} else {
baseStyle()->drawPrimitive(pe, opt, p, w);
}
if (baseStyle()->property("_q_styleSheetRealCloseButton").toBool())
baseStyle()->setProperty("_q_styleSheetRealCloseButton", QVariant(QVariant::Invalid));
}
QPixmap QStyleSheetStyle::generatedIconPixmap(QIcon::Mode iconMode, const QPixmap& pixmap,
const QStyleOption *option) const
{
return baseStyle()->generatedIconPixmap(iconMode, pixmap, option);
}
QStyle::SubControl QStyleSheetStyle::hitTestComplexControl(ComplexControl cc, const QStyleOptionComplex *opt,
const QPoint &pt, const QWidget *w) const
{
RECURSION_GUARD(return baseStyle()->hitTestComplexControl(cc, opt, pt, w))
switch (cc) {
case CC_TitleBar:
if (const QStyleOptionTitleBar *tb = qstyleoption_cast<const QStyleOptionTitleBar *>(opt)) {
QRenderRule rule = renderRule(w, opt, PseudoElement_TitleBar);
if (rule.hasDrawable() || rule.hasBox() || rule.hasBorder()) {
QHash<QStyle::SubControl, QRect> layout = titleBarLayout(w, tb);
QRect r;
QStyle::SubControl sc = QStyle::SC_None;
uint ctrl = SC_TitleBarSysMenu;
while (ctrl <= SC_TitleBarLabel) {
r = layout[QStyle::SubControl(ctrl)];
if (r.isValid() && r.contains(pt)) {
sc = QStyle::SubControl(ctrl);
break;
}
ctrl <<= 1;
}
return sc;
}
}
break;
case CC_MdiControls:
if (hasStyleRule(w, PseudoElement_MdiCloseButton)
|| hasStyleRule(w, PseudoElement_MdiNormalButton)
|| hasStyleRule(w, PseudoElement_MdiMinButton))
return QWindowsStyle::hitTestComplexControl(cc, opt, pt, w);
break;
case CC_ScrollBar: {
QRenderRule rule = renderRule(w, opt);
if (!rule.hasDrawable() && !rule.hasBox())
break;
}
Q_FALLTHROUGH();
case CC_SpinBox:
case CC_GroupBox:
case CC_ComboBox:
case CC_Slider:
case CC_ToolButton:
return QWindowsStyle::hitTestComplexControl(cc, opt, pt, w);
default:
break;
}
return baseStyle()->hitTestComplexControl(cc, opt, pt, w);
}
QRect QStyleSheetStyle::itemPixmapRect(const QRect &rect, int alignment, const QPixmap &pixmap) const
{
return baseStyle()->itemPixmapRect(rect, alignment, pixmap);
}
QRect QStyleSheetStyle::itemTextRect(const QFontMetrics &metrics, const QRect& rect, int alignment,
bool enabled, const QString& text) const
{
return baseStyle()->itemTextRect(metrics, rect, alignment, enabled, text);
}
int QStyleSheetStyle::pixelMetric(PixelMetric m, const QStyleOption *opt, const QWidget *w) const
{
RECURSION_GUARD(return baseStyle()->pixelMetric(m, opt, w))
QRenderRule rule = renderRule(w, opt);
QRenderRule subRule;
switch (m) {
case PM_MenuButtonIndicator:
#if QT_CONFIG(toolbutton)
// QToolButton adds this directly to the width
if (qobject_cast<const QToolButton *>(w) && (rule.hasBox() || !rule.hasNativeBorder()))
return 0;
#endif
subRule = renderRule(w, opt, PseudoElement_PushButtonMenuIndicator);
if (subRule.hasContentsSize())
return subRule.size().width();
break;
case PM_ButtonShiftHorizontal:
case PM_ButtonShiftVertical:
case PM_ButtonMargin:
case PM_ButtonDefaultIndicator:
if (rule.hasBox())
return 0;
break;
case PM_DefaultFrameWidth:
if (!rule.hasNativeBorder())
return rule.border()->borders[LeftEdge];
break;
case PM_ExclusiveIndicatorWidth:
case PM_IndicatorWidth:
case PM_ExclusiveIndicatorHeight:
case PM_IndicatorHeight:
subRule = renderRule(w, opt, PseudoElement_Indicator);
if (subRule.hasContentsSize()) {
return (m == PM_ExclusiveIndicatorWidth) || (m == PM_IndicatorWidth)
? subRule.size().width() : subRule.size().height();
}
break;
case PM_DockWidgetFrameWidth:
case PM_ToolTipLabelFrameWidth: // border + margin + padding (support only one width)
if (!rule.hasDrawable())
break;
return (rule.border() ? rule.border()->borders[LeftEdge] : 0)
+ (rule.hasBox() ? rule.box()->margins[LeftEdge] + rule.box()->paddings[LeftEdge]: 0);
case PM_ToolBarFrameWidth:
if (rule.hasBorder() || rule.hasBox())
return (rule.border() ? rule.border()->borders[LeftEdge] : 0)
+ (rule.hasBox() ? rule.box()->paddings[LeftEdge]: 0);
break;
case PM_MenuPanelWidth:
case PM_MenuBarPanelWidth:
if (rule.hasBorder() || rule.hasBox())
return (rule.border() ? rule.border()->borders[LeftEdge] : 0)
+ (rule.hasBox() ? rule.box()->margins[LeftEdge]: 0);
break;
case PM_MenuHMargin:
case PM_MenuBarHMargin:
if (rule.hasBox())
return rule.box()->paddings[LeftEdge];
break;
case PM_MenuVMargin:
case PM_MenuBarVMargin:
if (rule.hasBox())
return rule.box()->paddings[TopEdge];
break;
case PM_DockWidgetTitleBarButtonMargin:
case PM_ToolBarItemMargin:
if (rule.hasBox())
return rule.box()->margins[TopEdge];
break;
case PM_ToolBarItemSpacing:
case PM_MenuBarItemSpacing:
if (rule.hasBox() && rule.box()->spacing != -1)
return rule.box()->spacing;
break;
case PM_MenuTearoffHeight:
case PM_MenuScrollerHeight: {
PseudoElement ps = m == PM_MenuTearoffHeight ? PseudoElement_MenuTearoff : PseudoElement_MenuScroller;
subRule = renderRule(w, opt, ps);
if (subRule.hasContentsSize())
return subRule.size().height();
break;
}
case PM_ToolBarExtensionExtent:
break;
case PM_SplitterWidth:
case PM_ToolBarSeparatorExtent:
case PM_ToolBarHandleExtent: {
PseudoElement ps;
if (m == PM_ToolBarHandleExtent) ps = PseudoElement_ToolBarHandle;
else if (m == PM_SplitterWidth) ps = PseudoElement_SplitterHandle;
else ps = PseudoElement_ToolBarSeparator;
subRule = renderRule(w, opt, ps);
if (subRule.hasContentsSize()) {
QSize sz = subRule.size();
return (opt && opt->state & QStyle::State_Horizontal) ? sz.width() : sz.height();
}
break;
}
case PM_RadioButtonLabelSpacing:
if (rule.hasBox() && rule.box()->spacing != -1)
return rule.box()->spacing;
break;
case PM_CheckBoxLabelSpacing:
#if QT_CONFIG(checkbox)
if (qobject_cast<const QCheckBox *>(w)) {
if (rule.hasBox() && rule.box()->spacing != -1)
return rule.box()->spacing;
}
#endif
// assume group box
subRule = renderRule(w, opt, PseudoElement_GroupBoxTitle);
if (subRule.hasBox() && subRule.box()->spacing != -1)
return subRule.box()->spacing;
break;
#if QT_CONFIG(scrollbar)
case PM_ScrollBarExtent:
if (rule.hasContentsSize()) {
QSize sz = rule.size();
if (const QStyleOptionSlider *sb = qstyleoption_cast<const QStyleOptionSlider *>(opt))
return sb->orientation == Qt::Horizontal ? sz.height() : sz.width();
return sz.width() == -1 ? sz.height() : sz.width();
}
break;
case PM_ScrollBarSliderMin:
if (hasStyleRule(w, PseudoElement_ScrollBarSlider)) {
subRule = renderRule(w, opt, PseudoElement_ScrollBarSlider);
QSize msz = subRule.minimumSize();
if (const QStyleOptionSlider *sb = qstyleoption_cast<const QStyleOptionSlider *>(opt))
return sb->orientation == Qt::Horizontal ? msz.width() : msz.height();
return msz.width() == -1 ? msz.height() : msz.width();
}
break;
case PM_ScrollView_ScrollBarSpacing:
if(!rule.hasNativeBorder() || rule.hasBox())
return 0;
break;
#endif // QT_CONFIG(scrollbar)
case PM_ProgressBarChunkWidth:
subRule = renderRule(w, opt, PseudoElement_ProgressBarChunk);
if (subRule.hasContentsSize()) {
QSize sz = subRule.size();
return (opt->state & QStyle::State_Horizontal)
? sz.width() : sz.height();
}
break;
#if QT_CONFIG(tabwidget)
case PM_TabBarTabHSpace:
case PM_TabBarTabVSpace:
subRule = renderRule(w, opt, PseudoElement_TabBarTab);
if (subRule.hasBox() || subRule.hasBorder())
return 0;
break;
case PM_TabBarScrollButtonWidth:
subRule = renderRule(w, opt, PseudoElement_TabBarScroller);
if (subRule.hasContentsSize()) {
QSize sz = subRule.size();
return (sz.width() != -1 ? sz.width() : sz.height()) / 2;
}
break;
case PM_TabBarTabShiftHorizontal:
case PM_TabBarTabShiftVertical:
subRule = renderRule(w, opt, PseudoElement_TabBarTab);
if (subRule.hasBox())
return 0;
break;
case PM_TabBarBaseOverlap: {
const QWidget *tabWidget = qobject_cast<const QTabWidget *>(w);
if (!tabWidget && w)
tabWidget = w->parentWidget();
if (hasStyleRule(tabWidget, PseudoElement_TabWidgetPane)) {
return 0;
}
break;
}
#endif // QT_CONFIG(tabwidget)
case PM_SliderThickness: // horizontal slider's height (sizeHint)
case PM_SliderLength: // minimum length of slider
if (rule.hasContentsSize()) {
bool horizontal = opt->state & QStyle::State_Horizontal;
if (m == PM_SliderThickness) {
QSize sz = rule.size();
return horizontal ? sz.height() : sz.width();
} else {
QSize msz = rule.minimumContentsSize();
return horizontal ? msz.width() : msz.height();
}
}
break;
case PM_SliderControlThickness: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_SliderHandle);
if (!subRule.hasContentsSize())
break;
QSize size = subRule.size();
return (opt->state & QStyle::State_Horizontal) ? size.height() : size.width();
}
case PM_ToolBarIconSize:
case PM_ListViewIconSize:
case PM_IconViewIconSize:
case PM_TabBarIconSize:
case PM_MessageBoxIconSize:
case PM_ButtonIconSize:
case PM_SmallIconSize:
if (rule.hasStyleHint(QLatin1String("icon-size"))) {
return rule.styleHint(QLatin1String("icon-size")).toSize().width();
}
break;
case PM_DockWidgetTitleMargin: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_DockWidgetTitle);
if (!subRule.hasBox())
break;
return (subRule.border() ? subRule.border()->borders[TopEdge] : 0)
+ (subRule.hasBox() ? subRule.box()->margins[TopEdge] + subRule.box()->paddings[TopEdge]: 0);
}
case PM_DockWidgetSeparatorExtent: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_DockWidgetSeparator);
if (!subRule.hasContentsSize())
break;
QSize sz = subRule.size();
return qMax(sz.width(), sz.height());
}
case PM_TitleBarHeight: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TitleBar);
if (subRule.hasContentsSize())
return subRule.size().height();
else if (subRule.hasBox() || subRule.hasBorder()) {
QFontMetrics fm = opt ? opt->fontMetrics : w->fontMetrics();
return subRule.size(QSize(0, fm.height())).height();
}
break;
}
case PM_MdiSubWindowFrameWidth:
if (rule.hasBox() || rule.hasBorder()) {
return (rule.border() ? rule.border()->borders[LeftEdge] : 0)
+ (rule.hasBox() ? rule.box()->paddings[LeftEdge]+rule.box()->margins[LeftEdge]: 0);
}
break;
case PM_MdiSubWindowMinimizedWidth: {
QRenderRule subRule = renderRule(w, PseudoElement_None, PseudoClass_Minimized);
int width = subRule.size().width();
if (width != -1)
return width;
break;
}
default:
break;
}
return baseStyle()->pixelMetric(m, opt, w);
}
QSize QStyleSheetStyle::sizeFromContents(ContentsType ct, const QStyleOption *opt,
const QSize &csz, const QWidget *w) const
{
RECURSION_GUARD(return baseStyle()->sizeFromContents(ct, opt, csz, w))
QRenderRule rule = renderRule(w, opt);
QSize sz = rule.adjustSize(csz);
switch (ct) {
#if QT_CONFIG(spinbox)
case CT_SpinBox:
if (const QStyleOptionSpinBox *spinbox = qstyleoption_cast<const QStyleOptionSpinBox *>(opt)) {
if (spinbox->buttonSymbols != QAbstractSpinBox::NoButtons) {
// Add some space for the up/down buttons
QRenderRule subRule = renderRule(w, opt, PseudoElement_SpinBoxUpButton);
if (subRule.hasDrawable()) {
QRect r = positionRect(w, rule, subRule, PseudoElement_SpinBoxUpButton,
opt->rect, opt->direction);
sz.rwidth() += r.width();
} else {
QSize defaultUpSize = defaultSize(w, subRule.size(), spinbox->rect, PseudoElement_SpinBoxUpButton);
sz.rwidth() += defaultUpSize.width();
}
}
if (rule.hasBox() || rule.hasBorder() || !rule.hasNativeBorder())
sz = rule.boxSize(sz);
return sz;
}
break;
#endif // QT_CONFIG(spinbox)
case CT_ToolButton:
if (rule.hasBox() || !rule.hasNativeBorder() || !rule.baseStyleCanDraw())
sz += QSize(3, 3); // ### broken QToolButton
Q_FALLTHROUGH();
case CT_ComboBox:
case CT_PushButton:
if (rule.hasBox() || !rule.hasNativeBorder()) {
if(ct == CT_ComboBox) {
//add some space for the drop down.
QRenderRule subRule = renderRule(w, opt, PseudoElement_ComboBoxDropDown);
QRect comboRect = positionRect(w, rule, subRule, PseudoElement_ComboBoxDropDown, opt->rect, opt->direction);
//+2 because there is hardcoded margins in QCommonStyle::drawControl(CE_ComboBoxLabel)
sz += QSize(comboRect.width() + 2, 0);
}
return rule.boxSize(sz);
}
sz = rule.baseStyleCanDraw() ? baseStyle()->sizeFromContents(ct, opt, sz, w)
: QWindowsStyle::sizeFromContents(ct, opt, sz, w);
return rule.boxSize(sz, Margin);
case CT_HeaderSection: {
if (const QStyleOptionHeader *hdr = qstyleoption_cast<const QStyleOptionHeader *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_HeaderViewSection);
if (subRule.hasGeometry() || subRule.hasBox() || !subRule.hasNativeBorder() || subRule.hasFont) {
sz = subRule.adjustSize(csz);
if (!sz.isValid()) {
// Try to set the missing values based on the base style.
const auto baseSize = baseStyle()->sizeFromContents(ct, opt, sz, w);
if (sz.width() < 0)
sz.setWidth(baseSize.width());
if (sz.height() < 0)
sz.setHeight(baseSize.height());
}
if (!subRule.hasGeometry()) {
QSize nativeContentsSize;
bool nullIcon = hdr->icon.isNull();
const int margin = pixelMetric(QStyle::PM_HeaderMargin, hdr, w);
int iconSize = nullIcon ? 0 : pixelMetric(QStyle::PM_SmallIconSize, hdr, w);
QFontMetrics fm = hdr->fontMetrics;
if (subRule.hasFont) {
QFont styleFont = w ? subRule.font.resolve(w->font()) : subRule.font;
fm = QFontMetrics(styleFont);
}
const QSize txt = fm.size(0, hdr->text);
nativeContentsSize.setHeight(margin + qMax(iconSize, txt.height()) + margin);
nativeContentsSize.setWidth((nullIcon ? 0 : margin) + iconSize
+ (hdr->text.isNull() ? 0 : margin) + txt.width() + margin);
sz = sz.expandedTo(nativeContentsSize);
}
return subRule.size(sz);
}
return subRule.baseStyleCanDraw() ? baseStyle()->sizeFromContents(ct, opt, sz, w)
: QWindowsStyle::sizeFromContents(ct, opt, sz, w);
}
}
break;
case CT_GroupBox:
case CT_LineEdit:
#if QT_CONFIG(spinbox)
if (qobject_cast<QAbstractSpinBox *>(w ? w->parentWidget() : 0))
return csz; // we only care about the size hint of the line edit
#endif
if (rule.hasBox() || !rule.hasNativeBorder()) {
return rule.boxSize(sz);
}
break;
case CT_CheckBox:
case CT_RadioButton:
if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
if (rule.hasBox() || rule.hasBorder() || hasStyleRule(w, PseudoElement_Indicator)) {
bool isRadio = (ct == CT_RadioButton);
int iw = pixelMetric(isRadio ? PM_ExclusiveIndicatorWidth
: PM_IndicatorWidth, btn, w);
int ih = pixelMetric(isRadio ? PM_ExclusiveIndicatorHeight
: PM_IndicatorHeight, btn, w);
int spacing = pixelMetric(isRadio ? PM_RadioButtonLabelSpacing
: PM_CheckBoxLabelSpacing, btn, w);
sz.setWidth(sz.width() + iw + spacing);
sz.setHeight(qMax(sz.height(), ih));
return rule.boxSize(sz);
}
}
break;
case CT_Menu:
case CT_MenuBar: // already has everything!
case CT_ScrollBar:
if (rule.hasBox() || rule.hasBorder())
return sz;
break;
case CT_MenuItem:
if (const QStyleOptionMenuItem *mi = qstyleoption_cast<const QStyleOptionMenuItem *>(opt)) {
PseudoElement pe = (mi->menuItemType == QStyleOptionMenuItem::Separator)
? PseudoElement_MenuSeparator : PseudoElement_Item;
QRenderRule subRule = renderRule(w, opt, pe);
if ((pe == PseudoElement_MenuSeparator) && subRule.hasContentsSize()) {
return QSize(sz.width(), subRule.size().height());
}
if ((pe == PseudoElement_Item) && (subRule.hasBox() || subRule.hasBorder() || subRule.hasFont)) {
QSize sz(csz);
if (mi->text.contains(QLatin1Char('\t')))
sz.rwidth() += 12; //as in QCommonStyle
bool checkable = mi->checkType != QStyleOptionMenuItem::NotCheckable;
if (!mi->icon.isNull()) {
const int pmSmall = pixelMetric(PM_SmallIconSize);
const QSize pmSize = mi->icon.actualSize(QSize(pmSmall, pmSmall));
sz.rwidth() += pmSize.width() + 4;
} else if (checkable) {
QRenderRule subSubRule = renderRule(w, opt, PseudoElement_MenuCheckMark);
QRect checkmarkRect = positionRect(w, subRule, subSubRule, PseudoElement_MenuCheckMark, opt->rect, opt->direction);
sz.rwidth() += std::max(mi->maxIconWidth, checkmarkRect.width()) + 4;
}
if (subRule.hasFont) {
QFontMetrics fm(subRule.font);
const QRect r = fm.boundingRect(QRect(), Qt::TextSingleLine | Qt::TextShowMnemonic, mi->text);
sz = sz.expandedTo(r.size());
}
return subRule.boxSize(subRule.adjustSize(sz));
}
}
break;
case CT_Splitter:
case CT_MenuBarItem: {
PseudoElement pe = (ct == CT_Splitter) ? PseudoElement_SplitterHandle : PseudoElement_Item;
QRenderRule subRule = renderRule(w, opt, pe);
if (subRule.hasBox() || subRule.hasBorder())
return subRule.boxSize(sz);
break;
}
case CT_ProgressBar:
case CT_SizeGrip:
return (rule.hasContentsSize())
? rule.size(sz)
: rule.boxSize(baseStyle()->sizeFromContents(ct, opt, sz, w));
break;
case CT_Slider:
if (rule.hasBorder() || rule.hasBox() || rule.hasGeometry())
return rule.boxSize(sz);
break;
#if QT_CONFIG(tabbar)
case CT_TabBarTab: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TabBarTab);
if (subRule.hasBox() || !subRule.hasNativeBorder()) {
int spaceForIcon = 0;
bool vertical = false;
if (const QStyleOptionTab *tab = qstyleoption_cast<const QStyleOptionTab *>(opt)) {
if (!tab->icon.isNull())
spaceForIcon = 6 /* icon offset */ + 4 /* spacing */ + 2 /* magic */; // ###: hardcoded to match with common style
vertical = verticalTabs(tab->shape);
}
sz = csz + QSize(vertical ? 0 : spaceForIcon, vertical ? spaceForIcon : 0);
return subRule.boxSize(subRule.adjustSize(sz));
}
sz = subRule.adjustSize(csz);
break;
}
#endif // QT_CONFIG(tabbar)
case CT_MdiControls:
if (const QStyleOptionComplex *ccOpt = qstyleoption_cast<const QStyleOptionComplex *>(opt)) {
if (!hasStyleRule(w, PseudoElement_MdiCloseButton)
&& !hasStyleRule(w, PseudoElement_MdiNormalButton)
&& !hasStyleRule(w, PseudoElement_MdiMinButton))
break;
QList<QVariant> layout = rule.styleHint(QLatin1String("button-layout")).toList();
if (layout.isEmpty())
layout = subControlLayout(QLatin1String("mNX"));
int width = 0, height = 0;
for (int i = 0; i < layout.count(); i++) {
int layoutButton = layout[i].toInt();
if (layoutButton < PseudoElement_MdiCloseButton
|| layoutButton > PseudoElement_MdiNormalButton)
continue;
QStyle::SubControl sc = knownPseudoElements[layoutButton].subControl;
if (!(ccOpt->subControls & sc))
continue;
QRenderRule subRule = renderRule(w, opt, layoutButton);
QSize sz = subRule.size();
width += sz.width();
height = qMax(height, sz.height());
}
return QSize(width, height);
}
break;
#if QT_CONFIG(itemviews)
case CT_ItemViewItem: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ViewItem);
sz = baseStyle()->sizeFromContents(ct, opt, csz, w);
sz = subRule.adjustSize(sz);
if (subRule.hasBox() || subRule.hasBorder())
sz = subRule.boxSize(sz);
return sz;
}
#endif // QT_CONFIG(itemviews)
default:
break;
}
return baseStyle()->sizeFromContents(ct, opt, sz, w);
}
/*!
\internal
*/
static QLatin1String propertyNameForStandardPixmap(QStyle::StandardPixmap sp)
{
switch (sp) {
case QStyle::SP_TitleBarMenuButton: return QLatin1String("titlebar-menu-icon");
case QStyle::SP_TitleBarMinButton: return QLatin1String("titlebar-minimize-icon");
case QStyle::SP_TitleBarMaxButton: return QLatin1String("titlebar-maximize-icon");
case QStyle::SP_TitleBarCloseButton: return QLatin1String("titlebar-close-icon");
case QStyle::SP_TitleBarNormalButton: return QLatin1String("titlebar-normal-icon");
case QStyle::SP_TitleBarShadeButton: return QLatin1String("titlebar-shade-icon");
case QStyle::SP_TitleBarUnshadeButton: return QLatin1String("titlebar-unshade-icon");
case QStyle::SP_TitleBarContextHelpButton: return QLatin1String("titlebar-contexthelp-icon");
case QStyle::SP_DockWidgetCloseButton: return QLatin1String("dockwidget-close-icon");
case QStyle::SP_MessageBoxInformation: return QLatin1String("messagebox-information-icon");
case QStyle::SP_MessageBoxWarning: return QLatin1String("messagebox-warning-icon");
case QStyle::SP_MessageBoxCritical: return QLatin1String("messagebox-critical-icon");
case QStyle::SP_MessageBoxQuestion: return QLatin1String("messagebox-question-icon");
case QStyle::SP_DesktopIcon: return QLatin1String("desktop-icon");
case QStyle::SP_TrashIcon: return QLatin1String("trash-icon");
case QStyle::SP_ComputerIcon: return QLatin1String("computer-icon");
case QStyle::SP_DriveFDIcon: return QLatin1String("floppy-icon");
case QStyle::SP_DriveHDIcon: return QLatin1String("harddisk-icon");
case QStyle::SP_DriveCDIcon: return QLatin1String("cd-icon");
case QStyle::SP_DriveDVDIcon: return QLatin1String("dvd-icon");
case QStyle::SP_DriveNetIcon: return QLatin1String("network-icon");
case QStyle::SP_DirOpenIcon: return QLatin1String("directory-open-icon");
case QStyle::SP_DirClosedIcon: return QLatin1String("directory-closed-icon");
case QStyle::SP_DirLinkIcon: return QLatin1String("directory-link-icon");
case QStyle::SP_FileIcon: return QLatin1String("file-icon");
case QStyle::SP_FileLinkIcon: return QLatin1String("file-link-icon");
case QStyle::SP_FileDialogStart: return QLatin1String("filedialog-start-icon");
case QStyle::SP_FileDialogEnd: return QLatin1String("filedialog-end-icon");
case QStyle::SP_FileDialogToParent: return QLatin1String("filedialog-parent-directory-icon");
case QStyle::SP_FileDialogNewFolder: return QLatin1String("filedialog-new-directory-icon");
case QStyle::SP_FileDialogDetailedView: return QLatin1String("filedialog-detailedview-icon");
case QStyle::SP_FileDialogInfoView: return QLatin1String("filedialog-infoview-icon");
case QStyle::SP_FileDialogContentsView: return QLatin1String("filedialog-contentsview-icon");
case QStyle::SP_FileDialogListView: return QLatin1String("filedialog-listview-icon");
case QStyle::SP_FileDialogBack: return QLatin1String("filedialog-backward-icon");
case QStyle::SP_DirIcon: return QLatin1String("directory-icon");
case QStyle::SP_DialogOkButton: return QLatin1String("dialog-ok-icon");
case QStyle::SP_DialogCancelButton: return QLatin1String("dialog-cancel-icon");
case QStyle::SP_DialogHelpButton: return QLatin1String("dialog-help-icon");
case QStyle::SP_DialogOpenButton: return QLatin1String("dialog-open-icon");
case QStyle::SP_DialogSaveButton: return QLatin1String("dialog-save-icon");
case QStyle::SP_DialogCloseButton: return QLatin1String("dialog-close-icon");
case QStyle::SP_DialogApplyButton: return QLatin1String("dialog-apply-icon");
case QStyle::SP_DialogResetButton: return QLatin1String("dialog-reset-icon");
case QStyle::SP_DialogDiscardButton: return QLatin1String("dialog-discard-icon");
case QStyle::SP_DialogYesButton: return QLatin1String("dialog-yes-icon");
case QStyle::SP_DialogNoButton: return QLatin1String("dialog-no-icon");
case QStyle::SP_ArrowUp: return QLatin1String("uparrow-icon");
case QStyle::SP_ArrowDown: return QLatin1String("downarrow-icon");
case QStyle::SP_ArrowLeft: return QLatin1String("leftarrow-icon");
case QStyle::SP_ArrowRight: return QLatin1String("rightarrow-icon");
case QStyle::SP_ArrowBack: return QLatin1String("backward-icon");
case QStyle::SP_ArrowForward: return QLatin1String("forward-icon");
case QStyle::SP_DirHomeIcon: return QLatin1String("home-icon");
default: return QLatin1String("");
}
}
QIcon QStyleSheetStyle::standardIcon(StandardPixmap standardIcon, const QStyleOption *opt,
const QWidget *w) const
{
RECURSION_GUARD(return baseStyle()->standardIcon(standardIcon, opt, w))
QString s = propertyNameForStandardPixmap(standardIcon);
if (!s.isEmpty()) {
QRenderRule rule = renderRule(w, opt);
if (rule.hasStyleHint(s))
return qvariant_cast<QIcon>(rule.styleHint(s));
}
return baseStyle()->standardIcon(standardIcon, opt, w);
}
QPalette QStyleSheetStyle::standardPalette() const
{
return baseStyle()->standardPalette();
}
QPixmap QStyleSheetStyle::standardPixmap(StandardPixmap standardPixmap, const QStyleOption *opt,
const QWidget *w) const
{
RECURSION_GUARD(return baseStyle()->standardPixmap(standardPixmap, opt, w))
QString s = propertyNameForStandardPixmap(standardPixmap);
if (!s.isEmpty()) {
QRenderRule rule = renderRule(w, opt);
if (rule.hasStyleHint(s)) {
QIcon icon = qvariant_cast<QIcon>(rule.styleHint(s));
return icon.pixmap(16, 16); // ###: unhard-code this if someone complains
}
}
return baseStyle()->standardPixmap(standardPixmap, opt, w);
}
int QStyleSheetStyle::layoutSpacing(QSizePolicy::ControlType control1, QSizePolicy::ControlType control2,
Qt::Orientation orientation, const QStyleOption *option,
const QWidget *widget) const
{
return baseStyle()->layoutSpacing(control1, control2, orientation, option, widget);
}
int QStyleSheetStyle::styleHint(StyleHint sh, const QStyleOption *opt, const QWidget *w,
QStyleHintReturn *shret) const
{
RECURSION_GUARD(return baseStyle()->styleHint(sh, opt, w, shret))
// Prevent endless loop if somebody use isActiveWindow property as selector.
// QWidget::isActiveWindow uses this styleHint to determine if the window is active or not
if (sh == SH_Widget_ShareActivation)
return baseStyle()->styleHint(sh, opt, w, shret);
QRenderRule rule = renderRule(w, opt);
QString s;
switch (sh) {
case SH_LineEdit_PasswordCharacter: s = QLatin1String("lineedit-password-character"); break;
case SH_LineEdit_PasswordMaskDelay: s = QLatin1String("lineedit-password-mask-delay"); break;
case SH_DitherDisabledText: s = QLatin1String("dither-disabled-text"); break;
case SH_EtchDisabledText: s = QLatin1String("etch-disabled-text"); break;
case SH_ItemView_ActivateItemOnSingleClick: s = QLatin1String("activate-on-singleclick"); break;
case SH_ItemView_ShowDecorationSelected: s = QLatin1String("show-decoration-selected"); break;
case SH_Table_GridLineColor: s = QLatin1String("gridline-color"); break;
case SH_DialogButtonLayout: s = QLatin1String("button-layout"); break;
case SH_ToolTipLabel_Opacity: s = QLatin1String("opacity"); break;
case SH_ComboBox_Popup: s = QLatin1String("combobox-popup"); break;
case SH_ComboBox_ListMouseTracking: s = QLatin1String("combobox-list-mousetracking"); break;
case SH_MenuBar_AltKeyNavigation: s = QLatin1String("menubar-altkey-navigation"); break;
case SH_Menu_Scrollable: s = QLatin1String("menu-scrollable"); break;
case SH_DrawMenuBarSeparator: s = QLatin1String("menubar-separator"); break;
case SH_MenuBar_MouseTracking: s = QLatin1String("mouse-tracking"); break;
case SH_SpinBox_ClickAutoRepeatRate: s = QLatin1String("spinbox-click-autorepeat-rate"); break;
case SH_SpinControls_DisableOnBounds: s = QLatin1String("spincontrol-disable-on-bounds"); break;
case SH_MessageBox_TextInteractionFlags: s = QLatin1String("messagebox-text-interaction-flags"); break;
case SH_ToolButton_PopupDelay: s = QLatin1String("toolbutton-popup-delay"); break;
case SH_ToolBox_SelectedPageTitleBold:
if (renderRule(w, opt, PseudoElement_ToolBoxTab).hasFont)
return 0;
break;
case SH_GroupBox_TextLabelColor:
if (rule.hasPalette() && rule.palette()->foreground.style() != Qt::NoBrush)
return rule.palette()->foreground.color().rgba();
break;
case SH_ScrollView_FrameOnlyAroundContents: s = QLatin1String("scrollview-frame-around-contents"); break;
case SH_ScrollBar_ContextMenu: s = QLatin1String("scrollbar-contextmenu"); break;
case SH_ScrollBar_LeftClickAbsolutePosition: s = QLatin1String("scrollbar-leftclick-absolute-position"); break;
case SH_ScrollBar_MiddleClickAbsolutePosition: s = QLatin1String("scrollbar-middleclick-absolute-position"); break;
case SH_ScrollBar_RollBetweenButtons: s = QLatin1String("scrollbar-roll-between-buttons"); break;
case SH_ScrollBar_ScrollWhenPointerLeavesControl: s = QLatin1String("scrollbar-scroll-when-pointer-leaves-control"); break;
case SH_TabBar_Alignment:
#if QT_CONFIG(tabwidget)
if (qobject_cast<const QTabWidget *>(w)) {
rule = renderRule(w, opt, PseudoElement_TabWidgetTabBar);
if (rule.hasPosition())
return rule.position()->position;
}
#endif // QT_CONFIG(tabwidget)
s = QLatin1String("alignment");
break;
#if QT_CONFIG(tabbar)
case SH_TabBar_CloseButtonPosition:
rule = renderRule(w, opt, PseudoElement_TabBarTabCloseButton);
if (rule.hasPosition()) {
Qt::Alignment align = rule.position()->position;
if (align & Qt::AlignLeft || align & Qt::AlignTop)
return QTabBar::LeftSide;
if (align & Qt::AlignRight || align & Qt::AlignBottom)
return QTabBar::RightSide;
}
break;
#endif
case SH_TabBar_ElideMode: s = QLatin1String("tabbar-elide-mode"); break;
case SH_TabBar_PreferNoArrows: s = QLatin1String("tabbar-prefer-no-arrows"); break;
case SH_ComboBox_PopupFrameStyle:
#if QT_CONFIG(combobox)
if (qobject_cast<const QComboBox *>(w)) {
QAbstractItemView *view = w->findChild<QAbstractItemView *>();
if (view) {
view->ensurePolished();
QRenderRule subRule = renderRule(view, PseudoElement_None);
if (subRule.hasBox() || !subRule.hasNativeBorder())
return QFrame::NoFrame;
}
}
#endif // QT_CONFIG(combobox)
break;
case SH_DialogButtonBox_ButtonsHaveIcons: s = QLatin1String("dialogbuttonbox-buttons-have-icons"); break;
case SH_Workspace_FillSpaceOnMaximize: s = QLatin1String("mdi-fill-space-on-maximize"); break;
case SH_TitleBar_NoBorder:
if (rule.hasBorder())
return !rule.border()->borders[LeftEdge];
break;
case SH_TitleBar_AutoRaise: { // plain absurd
QRenderRule subRule = renderRule(w, opt, PseudoElement_TitleBar);
if (subRule.hasDrawable())
return 1;
break;
}
case SH_ItemView_ArrowKeysNavigateIntoChildren: s = QLatin1String("arrow-keys-navigate-into-children"); break;
case SH_ItemView_PaintAlternatingRowColorsForEmptyArea: s = QLatin1String("paint-alternating-row-colors-for-empty-area"); break;
case SH_TitleBar_ShowToolTipsOnButtons: s = QLatin1String("titlebar-show-tooltips-on-buttons"); break;
case SH_Widget_Animation_Duration: s = QLatin1String("widget-animation-duration"); break;
default: break;
}
if (!s.isEmpty() && rule.hasStyleHint(s)) {
return rule.styleHint(s).toInt();
}
return baseStyle()->styleHint(sh, opt, w, shret);
}
QRect QStyleSheetStyle::subControlRect(ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc,
const QWidget *w) const
{
RECURSION_GUARD(return baseStyle()->subControlRect(cc, opt, sc, w))
QRenderRule rule = renderRule(w, opt);
switch (cc) {
case CC_ComboBox:
if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(opt)) {
if (rule.hasBox() || !rule.hasNativeBorder()) {
switch (sc) {
case SC_ComboBoxFrame: return rule.borderRect(opt->rect);
case SC_ComboBoxEditField:
{
QRenderRule subRule = renderRule(w, opt, PseudoElement_ComboBoxDropDown);
QRect r = rule.contentsRect(opt->rect);
QRect r2 = positionRect(w, rule, subRule, PseudoElement_ComboBoxDropDown,
opt->rect, opt->direction);
if (subRule.hasPosition() && subRule.position()->position & Qt::AlignLeft) {
return visualRect(opt->direction, r, r.adjusted(r2.width(),0,0,0));
} else {
return visualRect(opt->direction, r, r.adjusted(0,0,-r2.width(),0));
}
}
case SC_ComboBoxArrow: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ComboBoxDropDown);
return positionRect(w, rule, subRule, PseudoElement_ComboBoxDropDown, opt->rect, opt->direction);
}
case SC_ComboBoxListBoxPopup:
default:
return baseStyle()->subControlRect(cc, opt, sc, w);
}
}
QStyleOptionComboBox comboBox(*cb);
comboBox.rect = rule.borderRect(opt->rect);
return rule.baseStyleCanDraw() ? baseStyle()->subControlRect(cc, &comboBox, sc, w)
: QWindowsStyle::subControlRect(cc, &comboBox, sc, w);
}
break;
#if QT_CONFIG(spinbox)
case CC_SpinBox:
if (const QStyleOptionSpinBox *spin = qstyleoption_cast<const QStyleOptionSpinBox *>(opt)) {
QRenderRule upRule = renderRule(w, opt, PseudoElement_SpinBoxUpButton);
QRenderRule downRule = renderRule(w, opt, PseudoElement_SpinBoxDownButton);
bool ruleMatch = rule.hasBox() || !rule.hasNativeBorder();
bool upRuleMatch = upRule.hasGeometry() || upRule.hasPosition();
bool downRuleMatch = downRule.hasGeometry() || downRule.hasPosition();
if (ruleMatch || upRuleMatch || downRuleMatch) {
switch (sc) {
case SC_SpinBoxFrame:
return rule.borderRect(opt->rect);
case SC_SpinBoxEditField:
{
QRect r = rule.contentsRect(opt->rect);
// Use the widest button on each side to determine edit field size.
Qt::Alignment upAlign, downAlign;
upAlign = upRule.hasPosition() ? upRule.position()->position
: Qt::Alignment(Qt::AlignRight);
upAlign = resolveAlignment(opt->direction, upAlign);
downAlign = downRule.hasPosition() ? downRule.position()->position
: Qt::Alignment(Qt::AlignRight);
downAlign = resolveAlignment(opt->direction, downAlign);
const bool hasButtons = (spin->buttonSymbols != QAbstractSpinBox::NoButtons);
const int upSize = hasButtons
? subControlRect(CC_SpinBox, opt, SC_SpinBoxUp, w).width() : 0;
const int downSize = hasButtons
? subControlRect(CC_SpinBox, opt, SC_SpinBoxDown, w).width() : 0;
int widestL = qMax((upAlign & Qt::AlignLeft) ? upSize : 0,
(downAlign & Qt::AlignLeft) ? downSize : 0);
int widestR = qMax((upAlign & Qt::AlignRight) ? upSize : 0,
(downAlign & Qt::AlignRight) ? downSize : 0);
r.setRight(r.right() - widestR);
r.setLeft(r.left() + widestL);
return r;
}
case SC_SpinBoxDown:
if (downRuleMatch)
return positionRect(w, rule, downRule, PseudoElement_SpinBoxDownButton,
opt->rect, opt->direction);
break;
case SC_SpinBoxUp:
if (upRuleMatch)
return positionRect(w, rule, upRule, PseudoElement_SpinBoxUpButton,
opt->rect, opt->direction);
break;
default:
break;
}
return baseStyle()->subControlRect(cc, opt, sc, w);
}
QStyleOptionSpinBox spinBox(*spin);
spinBox.rect = rule.borderRect(opt->rect);
return rule.baseStyleCanDraw() ? baseStyle()->subControlRect(cc, &spinBox, sc, w)
: QWindowsStyle::subControlRect(cc, &spinBox, sc, w);
}
break;
#endif // QT_CONFIG(spinbox)
case CC_GroupBox:
if (const QStyleOptionGroupBox *gb = qstyleoption_cast<const QStyleOptionGroupBox *>(opt)) {
switch (sc) {
case SC_GroupBoxFrame:
case SC_GroupBoxContents: {
if (rule.hasBox() || !rule.hasNativeBorder()) {
return sc == SC_GroupBoxFrame ? rule.borderRect(opt->rect)
: rule.contentsRect(opt->rect);
}
QStyleOptionGroupBox groupBox(*gb);
groupBox.rect = rule.borderRect(opt->rect);
return baseStyle()->subControlRect(cc, &groupBox, sc, w);
}
default:
case SC_GroupBoxLabel:
case SC_GroupBoxCheckBox: {
QRenderRule indRule = renderRule(w, opt, PseudoElement_GroupBoxIndicator);
QRenderRule labelRule = renderRule(w, opt, PseudoElement_GroupBoxTitle);
if (!labelRule.hasPosition() && !labelRule.hasGeometry() && !labelRule.hasBox()
&& !labelRule.hasBorder() && !indRule.hasContentsSize()) {
QStyleOptionGroupBox groupBox(*gb);
groupBox.rect = rule.borderRect(opt->rect);
return baseStyle()->subControlRect(cc, &groupBox, sc, w);
}
int tw = opt->fontMetrics.horizontalAdvance(gb->text);
int th = opt->fontMetrics.height();
int spacing = pixelMetric(QStyle::PM_CheckBoxLabelSpacing, opt, w);
int iw = pixelMetric(QStyle::PM_IndicatorWidth, opt, w);
int ih = pixelMetric(QStyle::PM_IndicatorHeight, opt, w);
if (gb->subControls & QStyle::SC_GroupBoxCheckBox) {
tw = tw + iw + spacing;
th = qMax(th, ih);
}
if (!labelRule.hasGeometry()) {
labelRule.geo = new QStyleSheetGeometryData(tw, th, tw, th, -1, -1);
} else {
labelRule.geo->width = tw;
labelRule.geo->height = th;
}
if (!labelRule.hasPosition()) {
labelRule.p = new QStyleSheetPositionData(0, 0, 0, 0, defaultOrigin(PseudoElement_GroupBoxTitle),
gb->textAlignment, PositionMode_Static);
}
QRect r = positionRect(w, rule, labelRule, PseudoElement_GroupBoxTitle,
opt->rect, opt->direction);
if (gb->subControls & SC_GroupBoxCheckBox) {
r = labelRule.contentsRect(r);
if (sc == SC_GroupBoxLabel) {
r.setLeft(r.left() + iw + spacing);
r.setTop(r.center().y() - th/2);
} else {
r = QRect(r.left(), r.center().y() - ih/2, iw, ih);
}
return r;
} else {
return labelRule.contentsRect(r);
}
}
} // switch
}
break;
case CC_ToolButton:
if (const QStyleOptionToolButton *tb = qstyleoption_cast<const QStyleOptionToolButton *>(opt)) {
if (rule.hasBox() || !rule.hasNativeBorder()) {
switch (sc) {
case SC_ToolButton: return rule.borderRect(opt->rect);
case SC_ToolButtonMenu: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ToolButtonMenu);
return positionRect(w, rule, subRule, PseudoElement_ToolButtonMenu, opt->rect, opt->direction);
}
default:
break;
}
}
QStyleOptionToolButton tool(*tb);
tool.rect = rule.borderRect(opt->rect);
return rule.baseStyleCanDraw() ? baseStyle()->subControlRect(cc, &tool, sc, w)
: QWindowsStyle::subControlRect(cc, &tool, sc, w);
}
break;
#if QT_CONFIG(scrollbar)
case CC_ScrollBar:
if (const QStyleOptionSlider *sb = qstyleoption_cast<const QStyleOptionSlider *>(opt)) {
QStyleOptionSlider styleOptionSlider(*sb);
styleOptionSlider.rect = rule.borderRect(opt->rect);
if (rule.hasDrawable() || rule.hasBox()) {
QRect grooveRect;
if (!rule.hasBox()) {
grooveRect = rule.baseStyleCanDraw() ? baseStyle()->subControlRect(cc, sb, SC_ScrollBarGroove, w)
: QWindowsStyle::subControlRect(cc, sb, SC_ScrollBarGroove, w);
} else {
grooveRect = rule.contentsRect(opt->rect);
}
PseudoElement pe = PseudoElement_None;
switch (sc) {
case SC_ScrollBarGroove:
return grooveRect;
case SC_ScrollBarAddPage:
case SC_ScrollBarSubPage:
case SC_ScrollBarSlider: {
QRect contentRect = grooveRect;
if (hasStyleRule(w, PseudoElement_ScrollBarSlider)) {
QRenderRule sliderRule = renderRule(w, opt, PseudoElement_ScrollBarSlider);
Origin origin = sliderRule.hasPosition() ? sliderRule.position()->origin : defaultOrigin(PseudoElement_ScrollBarSlider);
contentRect = rule.originRect(opt->rect, origin);
}
int maxlen = (styleOptionSlider.orientation == Qt::Horizontal) ? contentRect.width() : contentRect.height();
int sliderlen;
if (sb->maximum != sb->minimum) {
uint range = sb->maximum - sb->minimum;
sliderlen = (qint64(sb->pageStep) * maxlen) / (range + sb->pageStep);
int slidermin = pixelMetric(PM_ScrollBarSliderMin, sb, w);
if (sliderlen < slidermin || range > INT_MAX / 2)
sliderlen = slidermin;
if (sliderlen > maxlen)
sliderlen = maxlen;
} else {
sliderlen = maxlen;
}
int sliderstart = (styleOptionSlider.orientation == Qt::Horizontal ? contentRect.left() : contentRect.top())
+ sliderPositionFromValue(sb->minimum, sb->maximum, sb->sliderPosition,
maxlen - sliderlen, sb->upsideDown);
QRect sr = (sb->orientation == Qt::Horizontal)
? QRect(sliderstart, contentRect.top(), sliderlen, contentRect.height())
: QRect(contentRect.left(), sliderstart, contentRect.width(), sliderlen);
if (sc == SC_ScrollBarSubPage)
sr = QRect(contentRect.topLeft(), sb->orientation == Qt::Horizontal ? sr.bottomLeft() : sr.topRight());
else if (sc == SC_ScrollBarAddPage)
sr = QRect(sb->orientation == Qt::Horizontal ? sr.topRight() : sr.bottomLeft(), contentRect.bottomRight());
return visualRect(styleOptionSlider.direction, grooveRect, sr);
}
case SC_ScrollBarAddLine: pe = PseudoElement_ScrollBarAddLine; break;
case SC_ScrollBarSubLine: pe = PseudoElement_ScrollBarSubLine; break;
case SC_ScrollBarFirst: pe = PseudoElement_ScrollBarFirst; break;
case SC_ScrollBarLast: pe = PseudoElement_ScrollBarLast; break;
default: break;
}
if (hasStyleRule(w,pe)) {
QRenderRule subRule = renderRule(w, opt, pe);
if (subRule.hasPosition() || subRule.hasGeometry() || subRule.hasBox()) {
const QStyleSheetPositionData *pos = subRule.position();
QRect originRect = grooveRect;
if (rule.hasBox()) {
Origin origin = (pos && pos->origin != Origin_Unknown) ? pos->origin : defaultOrigin(pe);
originRect = rule.originRect(opt->rect, origin);
}
return positionRect(w, subRule, pe, originRect, styleOptionSlider.direction);
}
}
}
return rule.baseStyleCanDraw() ? baseStyle()->subControlRect(cc, &styleOptionSlider, sc, w)
: QWindowsStyle::subControlRect(cc, &styleOptionSlider, sc, w);
}
break;
#endif // QT_CONFIG(scrollbar)
#if QT_CONFIG(slider)
case CC_Slider:
if (const QStyleOptionSlider *slider = qstyleoption_cast<const QStyleOptionSlider *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_SliderGroove);
if (!subRule.hasDrawable())
break;
subRule.img = 0;
QRect gr = positionRect(w, rule, subRule, PseudoElement_SliderGroove, opt->rect, opt->direction);
switch (sc) {
case SC_SliderGroove:
return gr;
case SC_SliderHandle: {
bool horizontal = slider->orientation & Qt::Horizontal;
QRect cr = subRule.contentsRect(gr);
QRenderRule subRule2 = renderRule(w, opt, PseudoElement_SliderHandle);
int len = horizontal ? subRule2.size().width() : subRule2.size().height();
subRule2.img = 0;
subRule2.geo = 0;
cr = positionRect(w, subRule2, PseudoElement_SliderHandle, cr, opt->direction);
int thickness = horizontal ? cr.height() : cr.width();
int sliderPos = sliderPositionFromValue(slider->minimum, slider->maximum, slider->sliderPosition,
(horizontal ? cr.width() : cr.height()) - len, slider->upsideDown);
cr = horizontal ? QRect(cr.x() + sliderPos, cr.y(), len, thickness)
: QRect(cr.x(), cr.y() + sliderPos, thickness, len);
return subRule2.borderRect(cr);
break; }
case SC_SliderTickmarks:
// TODO...
default:
break;
}
}
break;
#endif // QT_CONFIG(slider)
case CC_MdiControls:
if (hasStyleRule(w, PseudoElement_MdiCloseButton)
|| hasStyleRule(w, PseudoElement_MdiNormalButton)
|| hasStyleRule(w, PseudoElement_MdiMinButton)) {
QList<QVariant> layout = rule.styleHint(QLatin1String("button-layout")).toList();
if (layout.isEmpty())
layout = subControlLayout(QLatin1String("mNX"));
int x = 0, width = 0;
QRenderRule subRule;
for (int i = 0; i < layout.count(); i++) {
int layoutButton = layout[i].toInt();
if (layoutButton < PseudoElement_MdiCloseButton
|| layoutButton > PseudoElement_MdiNormalButton)
continue;
QStyle::SubControl control = knownPseudoElements[layoutButton].subControl;
if (!(opt->subControls & control))
continue;
subRule = renderRule(w, opt, layoutButton);
width = subRule.size().width();
if (sc == control)
break;
x += width;
}
return subRule.borderRect(QRect(x, opt->rect.top(), width, opt->rect.height()));
}
break;
case CC_TitleBar:
if (const QStyleOptionTitleBar *tb = qstyleoption_cast<const QStyleOptionTitleBar *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TitleBar);
if (!subRule.hasDrawable() && !subRule.hasBox() && !subRule.hasBorder())
break;
QHash<QStyle::SubControl, QRect> layoutRects = titleBarLayout(w, tb);
return layoutRects.value(sc);
}
break;
default:
break;
}
return baseStyle()->subControlRect(cc, opt, sc, w);
}
QRect QStyleSheetStyle::subElementRect(SubElement se, const QStyleOption *opt, const QWidget *w) const
{
RECURSION_GUARD(return baseStyle()->subElementRect(se, opt, w))
QRenderRule rule = renderRule(w, opt);
#if QT_CONFIG(tabbar)
int pe = PseudoElement_None;
#endif
switch (se) {
case SE_PushButtonContents:
case SE_PushButtonFocusRect:
if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt)) {
if (rule.hasBox() || !rule.hasNativeBorder())
return visualRect(opt->direction, opt->rect, rule.contentsRect(opt->rect));
return rule.baseStyleCanDraw() ? baseStyle()->subElementRect(se, btn, w)
: QWindowsStyle::subElementRect(se, btn, w);
}
break;
case SE_LineEditContents:
case SE_FrameContents:
case SE_ShapedFrameContents:
if (rule.hasBox() || !rule.hasNativeBorder()) {
return visualRect(opt->direction, opt->rect, rule.contentsRect(opt->rect));
}
break;
case SE_CheckBoxIndicator:
case SE_RadioButtonIndicator:
if (rule.hasBox() || rule.hasBorder() || hasStyleRule(w, PseudoElement_Indicator)) {
PseudoElement pe = se == SE_CheckBoxIndicator ? PseudoElement_Indicator : PseudoElement_ExclusiveIndicator;
QRenderRule subRule = renderRule(w, opt, pe);
return positionRect(w, rule, subRule, pe, opt->rect, opt->direction);
}
break;
case SE_CheckBoxContents:
case SE_RadioButtonContents:
if (rule.hasBox() || rule.hasBorder() || hasStyleRule(w, PseudoElement_Indicator)) {
bool isRadio = se == SE_RadioButtonContents;
QRect ir = subElementRect(isRadio ? SE_RadioButtonIndicator : SE_CheckBoxIndicator,
opt, w);
ir = visualRect(opt->direction, opt->rect, ir);
int spacing = pixelMetric(isRadio ? PM_RadioButtonLabelSpacing : PM_CheckBoxLabelSpacing, 0, w);
QRect cr = rule.contentsRect(opt->rect);
ir.setRect(ir.left() + ir.width() + spacing, cr.y(),
cr.width() - ir.width() - spacing, cr.height());
return visualRect(opt->direction, opt->rect, ir);
}
break;
case SE_ToolBoxTabContents:
if (w && hasStyleRule(w->parentWidget(), PseudoElement_ToolBoxTab)) {
QRenderRule subRule = renderRule(w->parentWidget(), opt, PseudoElement_ToolBoxTab);
return visualRect(opt->direction, opt->rect, subRule.contentsRect(opt->rect));
}
break;
case SE_RadioButtonFocusRect:
case SE_RadioButtonClickRect: // focusrect | indicator
if (rule.hasBox() || rule.hasBorder() || hasStyleRule(w, PseudoElement_Indicator)) {
return opt->rect;
}
break;
case SE_CheckBoxFocusRect:
case SE_CheckBoxClickRect: // relies on indicator and contents
return ParentStyle::subElementRect(se, opt, w);
#if QT_CONFIG(itemviews)
case SE_ItemViewItemCheckIndicator:
if (!qstyleoption_cast<const QStyleOptionViewItem *>(opt)) {
return subElementRect(SE_CheckBoxIndicator, opt, w);
}
Q_FALLTHROUGH();
case SE_ItemViewItemText:
case SE_ItemViewItemDecoration:
case SE_ItemViewItemFocusRect:
if (const QStyleOptionViewItem *vopt = qstyleoption_cast<const QStyleOptionViewItem *>(opt)) {
QRenderRule subRule = renderRule(w, opt, PseudoElement_ViewItem);
PseudoElement pe = PseudoElement_None;
if (se == SE_ItemViewItemText || se == SE_ItemViewItemFocusRect)
pe = PseudoElement_ViewItemText;
else if (se == SE_ItemViewItemDecoration && vopt->features & QStyleOptionViewItem::HasDecoration)
pe = PseudoElement_ViewItemIcon;
else if (se == SE_ItemViewItemCheckIndicator && vopt->features & QStyleOptionViewItem::HasCheckIndicator)
pe = PseudoElement_ViewItemIndicator;
else
break;
if (subRule.hasGeometry() || subRule.hasBox() || !subRule.hasNativeBorder() || hasStyleRule(w, pe)) {
QRenderRule subRule2 = renderRule(w, opt, pe);
QStyleOptionViewItem optCopy(*vopt);
optCopy.rect = subRule.contentsRect(vopt->rect);
QRect rect = ParentStyle::subElementRect(se, &optCopy, w);
return positionRect(w, subRule2, pe, rect, opt->direction);
}
}
break;
#endif // QT_CONFIG(itemviews)
case SE_HeaderArrow: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_HeaderViewUpArrow);
if (subRule.hasPosition() || subRule.hasGeometry())
return positionRect(w, rule, subRule, PseudoElement_HeaderViewUpArrow, opt->rect, opt->direction);
}
break;
case SE_HeaderLabel: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_HeaderViewSection);
if (subRule.hasBox() || !subRule.hasNativeBorder())
return subRule.contentsRect(opt->rect);
}
break;
case SE_ProgressBarGroove:
case SE_ProgressBarContents:
case SE_ProgressBarLabel:
if (const QStyleOptionProgressBar *pb = qstyleoption_cast<const QStyleOptionProgressBar *>(opt)) {
if (rule.hasBox() || !rule.hasNativeBorder() || rule.hasPosition() || hasStyleRule(w, PseudoElement_ProgressBarChunk)) {
if (se == SE_ProgressBarGroove)
return rule.borderRect(pb->rect);
else if (se == SE_ProgressBarContents)
return rule.contentsRect(pb->rect);
QSize sz = pb->fontMetrics.size(0, pb->text);
return QStyle::alignedRect(Qt::LeftToRight, rule.hasPosition() ? rule.position()->textAlignment : pb->textAlignment,
sz, pb->rect);
}
}
break;
#if QT_CONFIG(tabbar)
case SE_TabWidgetLeftCorner:
pe = PseudoElement_TabWidgetLeftCorner;
Q_FALLTHROUGH();
case SE_TabWidgetRightCorner:
if (pe == PseudoElement_None)
pe = PseudoElement_TabWidgetRightCorner;
Q_FALLTHROUGH();
case SE_TabWidgetTabBar:
if (pe == PseudoElement_None)
pe = PseudoElement_TabWidgetTabBar;
Q_FALLTHROUGH();
case SE_TabWidgetTabPane:
case SE_TabWidgetTabContents:
if (pe == PseudoElement_None)
pe = PseudoElement_TabWidgetPane;
if (hasStyleRule(w, pe)) {
QRect r = QWindowsStyle::subElementRect(pe == PseudoElement_TabWidgetPane ? SE_TabWidgetTabPane : se, opt, w);
QRenderRule subRule = renderRule(w, opt, pe);
r = positionRect(w, subRule, pe, r, opt->direction);
if (pe == PseudoElement_TabWidgetTabBar) {
Q_ASSERT(opt);
r = opt->rect.intersected(r);
}
if (se == SE_TabWidgetTabContents)
r = subRule.contentsRect(r);
return r;
}
break;
case SE_TabBarScrollLeftButton:
case SE_TabBarScrollRightButton:
if (hasStyleRule(w, PseudoElement_TabBarScroller))
return ParentStyle::subElementRect(se, opt, w);
break;
case SE_TabBarTearIndicator: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TabBarTear);
if (subRule.hasContentsSize()) {
QRect r;
if (const QStyleOptionTab *tab = qstyleoption_cast<const QStyleOptionTab *>(opt)) {
switch (tab->shape) {
case QTabBar::RoundedNorth:
case QTabBar::TriangularNorth:
case QTabBar::RoundedSouth:
case QTabBar::TriangularSouth:
r.setRect(tab->rect.left(), tab->rect.top(), subRule.size().width(), opt->rect.height());
break;
case QTabBar::RoundedWest:
case QTabBar::TriangularWest:
case QTabBar::RoundedEast:
case QTabBar::TriangularEast:
r.setRect(tab->rect.left(), tab->rect.top(), opt->rect.width(), subRule.size().height());
break;
default:
break;
}
r = visualRect(opt->direction, opt->rect, r);
}
return r;
}
break;
}
case SE_TabBarTabText:
case SE_TabBarTabLeftButton:
case SE_TabBarTabRightButton: {
QRenderRule subRule = renderRule(w, opt, PseudoElement_TabBarTab);
if (subRule.hasBox() || !subRule.hasNativeBorder()) {
return ParentStyle::subElementRect(se, opt, w);
}
break;
}
#endif // QT_CONFIG(tabbar)
case SE_DockWidgetCloseButton:
case SE_DockWidgetFloatButton: {
PseudoElement pe = (se == SE_DockWidgetCloseButton) ? PseudoElement_DockWidgetCloseButton : PseudoElement_DockWidgetFloatButton;
QRenderRule subRule2 = renderRule(w, opt, pe);
if (!subRule2.hasPosition())
break;
QRenderRule subRule = renderRule(w, opt, PseudoElement_DockWidgetTitle);
return positionRect(w, subRule, subRule2, pe, opt->rect, opt->direction);
}
#if QT_CONFIG(toolbar)
case SE_ToolBarHandle:
if (hasStyleRule(w, PseudoElement_ToolBarHandle))
return ParentStyle::subElementRect(se, opt, w);
break;
#endif // QT_CONFIG(toolbar)
// On mac we make pixel adjustments to layouts which are not
// desireable when you have custom style sheets on them
case SE_CheckBoxLayoutItem:
case SE_ComboBoxLayoutItem:
case SE_DateTimeEditLayoutItem:
case SE_LabelLayoutItem:
case SE_ProgressBarLayoutItem:
case SE_PushButtonLayoutItem:
case SE_RadioButtonLayoutItem:
case SE_SliderLayoutItem:
case SE_SpinBoxLayoutItem:
case SE_ToolButtonLayoutItem:
case SE_FrameLayoutItem:
case SE_GroupBoxLayoutItem:
case SE_TabWidgetLayoutItem:
if (!rule.hasNativeBorder())
return opt->rect;
break;
default:
break;
}
return baseStyle()->subElementRect(se, opt, w);
}
bool QStyleSheetStyle::event(QEvent *e)
{
return (baseStyle()->event(e) && e->isAccepted()) || ParentStyle::event(e);
}
void QStyleSheetStyle::updateStyleSheetFont(QWidget* w) const
{
// Qt's fontDialog relies on the font of the sample edit for its selection,
// we should never override it.
if (w->objectName() == QLatin1String("qt_fontDialog_sampleEdit"))
return;
QWidget *container = containerWidget(w);
QRenderRule rule = renderRule(container, PseudoElement_None,
PseudoClass_Active | PseudoClass_Enabled | extendedPseudoClass(container));
const bool useStyleSheetPropagationInWidgetStyles =
QCoreApplication::testAttribute(Qt::AA_UseStyleSheetPropagationInWidgetStyles);
if (useStyleSheetPropagationInWidgetStyles) {
unsetStyleSheetFont(w);
if (rule.font.resolve()) {
QFont wf = w->d_func()->localFont();
styleSheetCaches->customFontWidgets.insert(w, {wf, rule.font.resolve()});
QFont font = rule.font.resolve(wf);
font.resolve(wf.resolve() | rule.font.resolve());
w->setFont(font);
}
} else {
QFont wf = w->d_func()->localFont();
QFont font = rule.font.resolve(wf);
font.resolve(wf.resolve() | rule.font.resolve());
if ((!w->isWindow() || w->testAttribute(Qt::WA_WindowPropagation))
&& isNaturalChild(w) && qobject_cast<QWidget *>(w->parent())) {
font = font.resolve(static_cast<QWidget *>(w->parent())->font());
}
if (wf.resolve() == font.resolve() && wf == font)
return;
w->data->fnt = font;
w->d_func()->directFontResolveMask = font.resolve();
QEvent e(QEvent::FontChange);
QCoreApplication::sendEvent(w, &e);
}
}
void QStyleSheetStyle::saveWidgetFont(QWidget* w, const QFont& font) const
{
w->setProperty("_q_styleSheetWidgetFont", font);
}
void QStyleSheetStyle::clearWidgetFont(QWidget* w) const
{
w->setProperty("_q_styleSheetWidgetFont", QVariant(QVariant::Invalid));
}
// Polish palette that should be used for a particular widget, with particular states
// (eg. :focus, :hover, ...)
// this is called by widgets that paint themself in their paint event
// Returns \c true if there is a new palette in pal.
bool QStyleSheetStyle::styleSheetPalette(const QWidget* w, const QStyleOption* opt, QPalette* pal)
{
if (!w || !opt || !pal)
return false;
RECURSION_GUARD(return false)
w = containerWidget(w);
QRenderRule rule = renderRule(w, PseudoElement_None, pseudoClass(opt->state) | extendedPseudoClass(w));
if (!rule.hasPalette())
return false;
rule.configurePalette(pal, QPalette::NoRole, QPalette::NoRole);
return true;
}
Qt::Alignment QStyleSheetStyle::resolveAlignment(Qt::LayoutDirection layDir, Qt::Alignment src)
{
if (layDir == Qt::LeftToRight || src & Qt::AlignAbsolute)
return src;
if (src & Qt::AlignLeft) {
src &= ~Qt::AlignLeft;
src |= Qt::AlignRight;
} else if (src & Qt::AlignRight) {
src &= ~Qt::AlignRight;
src |= Qt::AlignLeft;
}
src |= Qt::AlignAbsolute;
return src;
}
// Returns whether the given QWidget has a "natural" parent, meaning that
// the parent contains this child as part of its normal operation.
// An example is the QTabBar inside a QTabWidget.
// This does not mean that any QTabBar which is a child of QTabWidget will
// match, only the one that was created by the QTabWidget initialization
// (and hence has the correct object name).
bool QStyleSheetStyle::isNaturalChild(const QObject *obj)
{
if (obj->objectName().startsWith(QLatin1String("qt_")))
return true;
return false;
}
QPixmap QStyleSheetStyle::loadPixmap(const QString &fileName, const QObject *context)
{
qreal ratio = -1.0;
if (const QWidget *widget = qobject_cast<const QWidget *>(context)) {
if (QScreen *screen = QApplication::screenAt(widget->mapToGlobal(QPoint(0, 0))))
ratio = screen->devicePixelRatio();
}
if (ratio < 0) {
if (const QApplication *app = qApp)
ratio = app->devicePixelRatio();
else
ratio = 1.0;
}
qreal sourceDevicePixelRatio = 1.0;
QString resolvedFileName = qt_findAtNxFile(fileName, ratio, &sourceDevicePixelRatio);
QPixmap pixmap(resolvedFileName);
pixmap.setDevicePixelRatio(sourceDevicePixelRatio);
return pixmap;
}
QT_END_NAMESPACE
#include "moc_qstylesheetstyle_p.cpp"
#endif // QT_CONFIG(style_stylesheet)