| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Quick Templates 2 module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
| ** Commercial License Usage |
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| ** |
| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
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| ** |
| ** GNU General Public License Usage |
| ** 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 |
| ** Software Foundation and appearing in the file LICENSE.GPL included in |
| ** the packaging of this file. Please review the following information to |
| ** ensure the GNU General Public License version 2.0 requirements will be |
| ** met: http://www.gnu.org/licenses/gpl-2.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
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| ****************************************************************************/ |
| |
| #ifndef QQUICKSCROLLBAR_P_P_H |
| #define QQUICKSCROLLBAR_P_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 <QtQuickTemplates2/private/qquickscrollbar_p.h> |
| #include <QtQuickTemplates2/private/qquickcontrol_p_p.h> |
| #include <QtQuick/private/qquickitemchangelistener_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QQuickFlickable; |
| |
| class QQuickScrollBarPrivate : public QQuickControlPrivate |
| { |
| Q_DECLARE_PUBLIC(QQuickScrollBar) |
| |
| public: |
| static QQuickScrollBarPrivate *get(QQuickScrollBar *bar) |
| { |
| return bar->d_func(); |
| } |
| |
| struct VisualArea |
| { |
| VisualArea(qreal pos, qreal sz) |
| : position(pos), size(sz) { } |
| qreal position = 0; |
| qreal size = 0; |
| }; |
| VisualArea visualArea() const; |
| |
| qreal logicalPosition(qreal position) const; |
| |
| qreal snapPosition(qreal position) const; |
| qreal positionAt(const QPointF &point) const; |
| void setInteractive(bool interactive); |
| void updateActive(); |
| void resizeContent() override; |
| |
| void handlePress(const QPointF &point) override; |
| void handleMove(const QPointF &point) override; |
| void handleRelease(const QPointF &point) override; |
| void handleUngrab() override; |
| |
| void visualAreaChange(const VisualArea &newVisualArea, const VisualArea &oldVisualArea); |
| |
| qreal size = 0; |
| qreal position = 0; |
| qreal stepSize = 0; |
| qreal offset = 0; |
| qreal minimumSize = 0; |
| bool active = false; |
| bool pressed = false; |
| bool moving = false; |
| bool interactive = true; |
| bool explicitInteractive = false; |
| Qt::Orientation orientation = Qt::Vertical; |
| QQuickScrollBar::SnapMode snapMode = QQuickScrollBar::NoSnap; |
| QQuickScrollBar::Policy policy = QQuickScrollBar::AsNeeded; |
| }; |
| |
| class QQuickScrollBarAttachedPrivate : public QObjectPrivate, public QQuickItemChangeListener |
| { |
| public: |
| static QQuickScrollBarAttachedPrivate *get(QQuickScrollBarAttached *attached) |
| { |
| return attached->d_func(); |
| } |
| |
| void setFlickable(QQuickFlickable *flickable); |
| |
| void initHorizontal(); |
| void initVertical(); |
| void cleanupHorizontal(); |
| void cleanupVertical(); |
| void activateHorizontal(); |
| void activateVertical(); |
| void scrollHorizontal(); |
| void scrollVertical(); |
| void mirrorVertical(); |
| |
| void layoutHorizontal(bool move = true); |
| void layoutVertical(bool move = true); |
| |
| void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &diff) override; |
| void itemImplicitWidthChanged(QQuickItem *item) override; |
| void itemImplicitHeightChanged(QQuickItem *item) override; |
| void itemDestroyed(QQuickItem *item) override; |
| |
| QQuickFlickable *flickable = nullptr; |
| QQuickScrollBar *horizontal = nullptr; |
| QQuickScrollBar *vertical = nullptr; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQUICKSCROLLBAR_P_P_H |