diff options
Diffstat (limited to 'src/declarative/fx/qmlgraphicsmouseregion_p.h')
| -rw-r--r-- | src/declarative/fx/qmlgraphicsmouseregion_p.h | 192 |
1 files changed, 129 insertions, 63 deletions
diff --git a/src/declarative/fx/qmlgraphicsmouseregion_p.h b/src/declarative/fx/qmlgraphicsmouseregion_p.h index 71b31b4..9874fbf 100644 --- a/src/declarative/fx/qmlgraphicsmouseregion_p.h +++ b/src/declarative/fx/qmlgraphicsmouseregion_p.h @@ -39,76 +39,142 @@ ** ****************************************************************************/ -#ifndef QMLGRAPHICSMOUSEREGION_P_H -#define QMLGRAPHICSMOUSEREGION_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 "qdatetime.h" -#include "qbasictimer.h" -#include "qgraphicssceneevent.h" -#include "qmlgraphicsitem_p.h" +#ifndef QMLGRAPHICSMOUSEREGION_H +#define QMLGRAPHICSMOUSEREGION_H + +#include <QtDeclarative/qmlgraphicsitem.h> + +QT_BEGIN_HEADER QT_BEGIN_NAMESPACE -class QmlGraphicsMouseRegionPrivate : public QmlGraphicsItemPrivate +QT_MODULE(Declarative) + +class Q_DECLARATIVE_EXPORT QmlGraphicsDrag : public QObject { - Q_DECLARE_PUBLIC(QmlGraphicsMouseRegion) + Q_OBJECT + + Q_ENUMS(Axis) + Q_PROPERTY(QmlGraphicsItem *target READ target WRITE setTarget) + Q_PROPERTY(Axis axis READ axis WRITE setAxis) + Q_PROPERTY(qreal minimumX READ xmin WRITE setXmin) + Q_PROPERTY(qreal maximumX READ xmax WRITE setXmax) + Q_PROPERTY(qreal minimumY READ ymin WRITE setYmin) + Q_PROPERTY(qreal maximumY READ ymax WRITE setYmax) + //### consider drag and drop public: - QmlGraphicsMouseRegionPrivate() - : absorb(true), hovered(false), pressed(false), longPress(false), drag(0) - { - } - - void init() - { - Q_Q(QmlGraphicsMouseRegion); - q->setAcceptedMouseButtons(Qt::LeftButton); - } - - void saveEvent(QGraphicsSceneMouseEvent *event) { - lastPos = event->pos(); - lastButton = event->button(); - lastButtons = event->buttons(); - lastModifiers = event->modifiers(); - } - - bool isConnected(const char *signal) { - Q_Q(QmlGraphicsMouseRegion); - int idx = QObjectPrivate::get(q)->signalIndex(signal); - return QObjectPrivate::get(q)->isSignalConnected(idx); - } - - bool absorb : 1; - bool hovered : 1; - bool pressed : 1; - bool longPress : 1; - bool moved : 1; - bool dragX : 1; - bool dragY : 1; - bool dragged : 1; - QmlGraphicsDrag drag; - QPointF start; - QPointF startScene; - qreal startX; - qreal startY; - QPointF lastPos; - Qt::MouseButton lastButton; - Qt::MouseButtons lastButtons; - Qt::KeyboardModifiers lastModifiers; - QBasicTimer pressAndHoldTimer; + QmlGraphicsDrag(QObject *parent=0); + ~QmlGraphicsDrag(); + + QmlGraphicsItem *target() const; + void setTarget(QmlGraphicsItem *); + + enum Axis { XAxis=0x01, YAxis=0x02, XandYAxis=0x03 }; + Axis axis() const; + void setAxis(Axis); + + qreal xmin() const; + void setXmin(qreal); + qreal xmax() const; + void setXmax(qreal); + qreal ymin() const; + void setYmin(qreal); + qreal ymax() const; + void setYmax(qreal); + +private: + QmlGraphicsItem *_target; + Axis _axis; + qreal _xmin; + qreal _xmax; + qreal _ymin; + qreal _ymax; + Q_DISABLE_COPY(QmlGraphicsDrag) +}; + +class QmlGraphicsMouseEvent; +class QmlGraphicsMouseRegionPrivate; +class Q_DECLARATIVE_EXPORT QmlGraphicsMouseRegion : public QmlGraphicsItem +{ + Q_OBJECT + + Q_PROPERTY(qreal mouseX READ mouseX NOTIFY positionChanged) + Q_PROPERTY(qreal mouseY READ mouseY NOTIFY positionChanged) + Q_PROPERTY(bool containsMouse READ hovered NOTIFY hoveredChanged) + Q_PROPERTY(bool pressed READ pressed NOTIFY pressedChanged) + Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged) + Q_PROPERTY(Qt::MouseButtons pressedButtons READ pressedButtons NOTIFY pressedChanged) + Q_PROPERTY(Qt::MouseButtons acceptedButtons READ acceptedButtons WRITE setAcceptedButtons NOTIFY acceptedButtonsChanged) + Q_PROPERTY(bool hoverEnabled READ acceptHoverEvents WRITE setAcceptHoverEvents) + Q_PROPERTY(QmlGraphicsDrag *drag READ drag) //### add flicking to QmlGraphicsDrag or add a QmlGraphicsFlick ??? + +public: + QmlGraphicsMouseRegion(QmlGraphicsItem *parent=0); + ~QmlGraphicsMouseRegion(); + + qreal mouseX() const; + qreal mouseY() const; + + bool isEnabled() const; + void setEnabled(bool); + + bool hovered() const; + bool pressed() const; + + Qt::MouseButtons pressedButtons() const; + + Qt::MouseButtons acceptedButtons() const; + void setAcceptedButtons(Qt::MouseButtons buttons); + + QmlGraphicsDrag *drag(); + +Q_SIGNALS: + void hoveredChanged(); + void pressedChanged(); + void enabledChanged(); + void acceptedButtonsChanged(); + void positionChanged(QmlGraphicsMouseEvent *mouse); + + void pressed(QmlGraphicsMouseEvent *mouse); + void pressAndHold(QmlGraphicsMouseEvent *mouse); + void released(QmlGraphicsMouseEvent *mouse); + void clicked(QmlGraphicsMouseEvent *mouse); + void doubleClicked(QmlGraphicsMouseEvent *mouse); + void entered(); + void exited(); + +protected: + void setHovered(bool); + bool setPressed(bool); + + void mousePressEvent(QGraphicsSceneMouseEvent *event); + void mouseReleaseEvent(QGraphicsSceneMouseEvent *event); + void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event); + void mouseMoveEvent(QGraphicsSceneMouseEvent *event); + void hoverEnterEvent(QGraphicsSceneHoverEvent *event); + void hoverMoveEvent(QGraphicsSceneHoverEvent *event); + void hoverLeaveEvent(QGraphicsSceneHoverEvent *event); + bool sceneEvent(QEvent *); + void timerEvent(QTimerEvent *event); + +private: + void handlePress(); + void handleRelease(); + +protected: + QmlGraphicsMouseRegion(QmlGraphicsMouseRegionPrivate &dd, QmlGraphicsItem *parent); + +private: + Q_DISABLE_COPY(QmlGraphicsMouseRegion) + Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QmlGraphicsMouseRegion) }; QT_END_NAMESPACE -#endif // QMLGRAPHICSMOUSEREGION_P_H +QML_DECLARE_TYPE(QmlGraphicsDrag) +QML_DECLARE_TYPE(QmlGraphicsMouseRegion) + +QT_END_HEADER + +#endif // QMLGRAPHICSMOUSEREGION_H |