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Diffstat (limited to 'src/quicktemplates/qquicksplitview_p_p.h')
| -rw-r--r-- | src/quicktemplates/qquicksplitview_p_p.h | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/quicktemplates/qquicksplitview_p_p.h b/src/quicktemplates/qquicksplitview_p_p.h new file mode 100644 index 0000000000..d2b0c35668 --- /dev/null +++ b/src/quicktemplates/qquicksplitview_p_p.h @@ -0,0 +1,159 @@ +// Copyright (C) 2018 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only + +#ifndef QQUICKSPLITVIEW_P_P_H +#define QQUICKSPLITVIEW_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/qquickcontainer_p_p.h> + +QT_BEGIN_NAMESPACE + +class QQuickSplitView; +class QQuickSplitViewAttached; +class QQuickSplitHandleAttached; + +class Q_QUICKTEMPLATES2_EXPORT QQuickSplitViewPrivate : public QQuickContainerPrivate +{ + Q_DECLARE_PUBLIC(QQuickSplitView) + +public: + void updateFillIndex(); + void layoutResizeSplitItems(qreal &usedWidth, qreal &usedHeight, int &indexBeingResizedDueToDrag); + void layoutResizeFillItem(QQuickItem *fillItem, qreal &usedWidth, qreal &usedHeight, int indexBeingResizedDueToDrag); + void limitAndApplySizes(qreal usedWidth, qreal usedHeight); + void layoutPositionItems(const QQuickItem *fillItem); + void requestLayout(); + void layout(); + void createHandles(); + void createHandleItem(int index); + void removeExcessHandles(); + void destroyHandles(); + void resizeHandle(QQuickItem *handleItem); + void resizeHandles(); +#if QT_CONFIG(cursor) + void updateCursorHandle(QQuickItem *handleItem); +#endif + void updateHandleVisibilities(); + void updateHoveredHandle(QQuickItem *hoveredItem); + void setResizing(bool resizing); + + bool isHorizontal() const; + qreal accumulatedSize(int firstIndex, int lastIndex) const; + + struct EffectiveSizeData { + qreal effectiveMinimumWidth; + qreal effectiveMinimumHeight; + qreal effectivePreferredWidth; + qreal effectivePreferredHeight; + qreal effectiveMaximumWidth; + qreal effectiveMaximumHeight; + }; + + // Used during the layout + struct LayoutData { + qreal width = 0; + qreal height = 0; + bool wasResizedByHandle = false; + }; + + EffectiveSizeData effectiveSizeData(const QQuickItemPrivate *itemPrivate, + const QQuickSplitViewAttached *attached) const; + + int handleIndexForSplitIndex(int splitIndex) const; + + QQuickItem *getContentItem() override; + bool handlePress(const QPointF &point, ulong timestamp) override; + bool handleMove(const QPointF &point, ulong timestamp) override; + bool handleRelease(const QPointF &point, ulong timestamp) override; + + void itemVisibilityChanged(QQuickItem *item) override; + void itemImplicitWidthChanged(QQuickItem *item) override; + void itemImplicitHeightChanged(QQuickItem *item) override; + + void updatePolish() override; + + static QQuickSplitViewPrivate *get(QQuickSplitView *splitView); + + Qt::Orientation m_orientation = Qt::Horizontal; + QQmlComponent *m_handle = nullptr; + QList<QQuickItem*> m_handleItems; + QHash<QQuickItem*, LayoutData> m_layoutData; + int m_hoveredHandleIndex = -1; + int m_pressedHandleIndex = -1; + int m_nextVisibleIndexAfterPressedHandle = -1; + QPointF m_pressPos; + QPointF m_mousePos; + QPointF m_handlePosBeforePress; + qreal m_leftOrTopItemSizeBeforePress = 0.0; + qreal m_rightOrBottomItemSizeBeforePress = 0.0; + int m_fillIndex = -1; + bool m_layingOut = false; + bool m_ignoreNextLayoutRequest = false; + bool m_resizing = false; +}; + +class QQuickSplitViewAttachedPrivate : public QObjectPrivate +{ + Q_DECLARE_PUBLIC(QQuickSplitViewAttached) + +public: + QQuickSplitViewAttachedPrivate(); + + void setView(QQuickSplitView *newView); + void requestLayoutView(); + + static QQuickSplitViewAttachedPrivate *get(QQuickSplitViewAttached *attached); + static const QQuickSplitViewAttachedPrivate *get(const QQuickSplitViewAttached *attached); + + QQuickItem *m_splitItem = nullptr; + QQuickSplitView *m_splitView = nullptr; + + unsigned m_fillWidth : 1; + unsigned m_fillHeight : 1; + unsigned m_isFillWidthSet : 1; + unsigned m_isFillHeightSet : 1; + unsigned m_isMinimumWidthSet : 1; + unsigned m_isMinimumHeightSet : 1; + unsigned m_isPreferredWidthSet : 1; + unsigned m_isPreferredHeightSet : 1; + unsigned m_isMaximumWidthSet : 1; + unsigned m_isMaximumHeightSet : 1; + qreal m_minimumWidth; + qreal m_minimumHeight; + qreal m_preferredWidth; + qreal m_preferredHeight; + qreal m_maximumWidth; + qreal m_maximumHeight; +}; + +class QQuickSplitHandleAttachedPrivate : public QObjectPrivate +{ + Q_DECLARE_PUBLIC(QQuickSplitHandleAttached) + +public: + QQuickSplitHandleAttachedPrivate(); + + void setHovered(bool hovered); + void setPressed(bool pressed); + + static QQuickSplitHandleAttachedPrivate *get(QQuickSplitHandleAttached *attached); + static const QQuickSplitHandleAttachedPrivate *get(const QQuickSplitHandleAttached *attached); + + unsigned m_hovered : 1; + unsigned m_pressed : 1; +}; + +QT_END_NAMESPACE + +#endif // QQUICKSPLITVIEW_P_P_H |