qt-creator/share/qtcreator/qml/qmljsdebugger/editor/liveselectiontool.h

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#ifndef LIVESELECTIONTOOL_H
#define LIVESELECTIONTOOL_H


#include "abstractliveedittool.h"
#include "liverubberbandselectionmanipulator.h"
#include "livesingleselectionmanipulator.h"
#include "liveselectionindicator.h"

#include <QList>
#include <QTime>

QT_FORWARD_DECLARE_CLASS(QGraphicsItem)
QT_FORWARD_DECLARE_CLASS(QMouseEvent)
QT_FORWARD_DECLARE_CLASS(QKeyEvent)
QT_FORWARD_DECLARE_CLASS(QAction)

namespace QmlJSDebugger {

class LiveSelectionTool : public AbstractLiveEditTool
{
    Q_OBJECT

public:
    LiveSelectionTool(QDeclarativeViewInspector* editorView);
    ~LiveSelectionTool();

    void mousePressEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);
    void mouseReleaseEvent(QMouseEvent *event);
    void mouseDoubleClickEvent(QMouseEvent *event);
    void hoverMoveEvent(QMouseEvent *event);
    void keyPressEvent(QKeyEvent *event);
    void keyReleaseEvent(QKeyEvent *keyEvent);
    void wheelEvent(QWheelEvent *event);

    void itemsAboutToRemoved(const QList<QGraphicsItem*> &itemList);
//    QVariant itemChange(const QList<QGraphicsItem*> &itemList,
//                        QGraphicsItem::GraphicsItemChange change,
//                        const QVariant &value );

//    void update();

    void clear();

    void selectedItemsChanged(const QList<QGraphicsItem*> &itemList);

    void selectUnderPoint(QMouseEvent *event);

    void setSelectOnlyContentItems(bool selectOnlyContentItems);

    void setRubberbandSelectionMode(bool value);

private slots:
    void contextMenuElementSelected();
    void contextMenuElementHovered(QAction *action);
    void repaintBoundingRects();

private:
    void createContextMenu(QList<QGraphicsItem*> itemList, QPoint globalPos);
    LiveSingleSelectionManipulator::SelectionType getSelectionType(Qt::KeyboardModifiers modifiers);
    bool alreadySelected(const QList<QGraphicsItem*> &itemList) const;

private:
    bool m_rubberbandSelectionMode;
    LiveRubberBandSelectionManipulator m_rubberbandSelectionManipulator;
    LiveSingleSelectionManipulator m_singleSelectionManipulator;
    LiveSelectionIndicator m_selectionIndicator;
    //ResizeIndicator m_resizeIndicator;
    QTime m_mousePressTimer;
    bool m_selectOnlyContentItems;

    QList<QWeakPointer<QGraphicsObject> > m_selectedItemList;

    QList<QGraphicsItem*> m_contextMenuItemList;
};

} // namespace QmlJSDebugger

#endif // LIVESELECTIONTOOL_H