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| ** |
| ** Copyright (C) 2017 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Labs Platform module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
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| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or later as published by the Free |
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| ****************************************************************************/ |
| |
| #ifndef QWIDGETPLATFORM_P_H |
| #define QWIDGETPLATFORM_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtCore/qdebug.h> |
| #include <QtCore/qcoreapplication.h> |
| #include <QtGui/qpa/qplatformtheme.h> |
| #include <QtGui/qpa/qplatformdialoghelper.h> |
| #include <QtGui/qpa/qplatformsystemtrayicon.h> |
| #include <QtGui/qpa/qplatformmenu.h> |
| |
| #ifdef QT_WIDGETS_LIB |
| #include <QtWidgets/qtwidgetsglobal.h> |
| #if QT_CONFIG(colordialog) |
| #include "qwidgetplatformcolordialog_p.h" |
| #endif |
| #if QT_CONFIG(filedialog) |
| #include "qwidgetplatformfiledialog_p.h" |
| #endif |
| #if QT_CONFIG(fontdialog) |
| #include "qwidgetplatformfontdialog_p.h" |
| #endif |
| #if QT_CONFIG(messagebox) |
| #include "qwidgetplatformmessagedialog_p.h" |
| #endif |
| #if QT_CONFIG(menu) |
| #include "qwidgetplatformmenu_p.h" |
| #include "qwidgetplatformmenuitem_p.h" |
| #endif |
| #ifndef QT_NO_SYSTEMTRAYICON |
| #include "qwidgetplatformsystemtrayicon_p.h" |
| #endif |
| #endif |
| |
| QT_BEGIN_NAMESPACE |
| |
| #ifndef QT_WIDGETS_LIB |
| typedef QPlatformMenu QWidgetPlatformMenu; |
| typedef QPlatformMenuItem QWidgetPlatformMenuItem; |
| typedef QPlatformColorDialogHelper QWidgetPlatformColorDialog; |
| typedef QPlatformFileDialogHelper QWidgetPlatformFileDialog; |
| typedef QPlatformFontDialogHelper QWidgetPlatformFontDialog; |
| typedef QPlatformMessageDialogHelper QWidgetPlatformMessageDialog; |
| typedef QPlatformSystemTrayIcon QWidgetPlatformSystemTrayIcon; |
| #endif |
| |
| namespace QWidgetPlatform |
| { |
| static inline bool isAvailable(const char *type) |
| { |
| if (!qApp->inherits("QApplication")) { |
| qCritical("\nERROR: No native %s implementation available." |
| "\nQt Labs Platform requires Qt Widgets on this setup." |
| "\nAdd 'QT += widgets' to .pro and create QApplication in main().\n", type); |
| return false; |
| } |
| return true; |
| } |
| |
| template<typename T> |
| static inline T *createWidget(const char *name, QObject *parent) |
| { |
| static bool available = isAvailable(name); |
| #ifdef QT_WIDGETS_LIB |
| if (available) |
| return new T(parent); |
| #else |
| Q_UNUSED(parent) |
| Q_UNUSED(available) |
| #endif |
| return nullptr; |
| } |
| |
| static inline QPlatformMenu *createMenu(QObject *parent = nullptr) { |
| #if defined(QT_WIDGETS_LIB) && QT_CONFIG(menu) |
| return createWidget<QWidgetPlatformMenu>("Menu", parent); |
| #else |
| Q_UNUSED(parent); |
| return nullptr; |
| #endif |
| } |
| static inline QPlatformMenuItem *createMenuItem(QObject *parent = nullptr) { |
| #if defined(QT_WIDGETS_LIB) && QT_CONFIG(menu) |
| return createWidget<QWidgetPlatformMenuItem>("MenuItem", parent); |
| #else |
| Q_UNUSED(parent); |
| return nullptr; |
| #endif |
| } |
| static inline QPlatformSystemTrayIcon *createSystemTrayIcon(QObject *parent = nullptr) { |
| #ifndef QT_NO_SYSTEMTRAYICON |
| return createWidget<QWidgetPlatformSystemTrayIcon>("SystemTrayIcon", parent); |
| #else |
| Q_UNUSED(parent); |
| return nullptr; |
| #endif |
| } |
| static inline QPlatformDialogHelper *createDialog(QPlatformTheme::DialogType type, QObject *parent = nullptr) |
| { |
| #if !defined(QT_WIDGETS_LIB) || !(QT_CONFIG(colordialog) || QT_CONFIG(filedialog) || QT_CONFIG(fontdialog) || QT_CONFIG(messagebox)) |
| Q_UNUSED(parent); |
| #endif |
| switch (type) { |
| #if defined(QT_WIDGETS_LIB) && QT_CONFIG(colordialog) |
| case QPlatformTheme::ColorDialog: return createWidget<QWidgetPlatformColorDialog>("ColorDialog", parent); |
| #endif |
| #if defined(QT_WIDGETS_LIB) && QT_CONFIG(filedialog) |
| case QPlatformTheme::FileDialog: return createWidget<QWidgetPlatformFileDialog>("FileDialog", parent); |
| #endif |
| #if defined(QT_WIDGETS_LIB) && QT_CONFIG(fontdialog) |
| case QPlatformTheme::FontDialog: return createWidget<QWidgetPlatformFontDialog>("FontDialog", parent); |
| #endif |
| #if defined(QT_WIDGETS_LIB) && QT_CONFIG(messagebox) |
| case QPlatformTheme::MessageDialog: return createWidget<QWidgetPlatformMessageDialog>("MessageDialog", parent); |
| #endif |
| default: break; |
| } |
| return nullptr; |
| } |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWIDGETPLATFORM_P_H |