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39 
40 #ifndef QGRAPHICSPROXYWIDGET_P_H
41 #define QGRAPHICSPROXYWIDGET_P_H
42 
43 //
44 //  W A R N I N G
45 //  -------------
46 //
47 // This file is not part of the Qt API.  It exists for the convenience
48 // of other Qt classes.  This header file may change from version to
49 // version without notice, or even be removed.
50 //
51 // We mean it.
52 //
53 
54 #include <QtWidgets/private/qtwidgetsglobal_p.h>
55 #include "qgraphicsproxywidget.h"
56 #include "private/qgraphicswidget_p.h"
57 
58 QT_REQUIRE_CONFIG(graphicsview);
59 
60 QT_BEGIN_NAMESPACE
61 
62 class Q_AUTOTEST_EXPORT QGraphicsProxyWidgetPrivate : public QGraphicsWidgetPrivate
63 {
64     Q_DECLARE_PUBLIC(QGraphicsProxyWidget)
65 public:
66     QGraphicsProxyWidgetPrivate();
67     ~QGraphicsProxyWidgetPrivate();
68 
69     void init();
70     void sendWidgetMouseEvent(QGraphicsSceneMouseEvent *event);
71     void sendWidgetMouseEvent(QGraphicsSceneHoverEvent *event);
72     void sendWidgetKeyEvent(QKeyEvent *event);
73     void setWidget_helper(QWidget *widget, bool autoShow);
74 
75     QWidget *findFocusChild(QWidget *child, bool next) const;
76     void removeSubFocusHelper(QWidget *widget, Qt::FocusReason reason);
77 
78     void _q_removeWidgetSlot();
79 
80     void embedSubWindow(QWidget *);
81     void unembedSubWindow(QWidget *);
82 
83     bool isProxyWidget() const override;
84 
85     QPointer<QWidget> widget;
86     QPointer<QWidget> lastWidgetUnderMouse;
87     QPointer<QWidget> embeddedMouseGrabber;
88     QWidget *dragDropWidget;
89     Qt::DropAction lastDropAction;
90 
91     void updateWidgetGeometryFromProxy();
92     void updateProxyGeometryFromWidget();
93 
94     void updateProxyInputMethodAcceptanceFromWidget();
95 
96     QPointF mapToReceiver(const QPointF &pos, const QWidget *receiver) const;
97 
98     enum ChangeMode {
99         NoMode,
100         ProxyToWidgetMode,
101         WidgetToProxyMode
102     };
103     quint32 posChangeMode : 2;
104     quint32 sizeChangeMode : 2;
105     quint32 visibleChangeMode : 2;
106     quint32 enabledChangeMode : 2;
107     quint32 styleChangeMode : 2;
108     quint32 paletteChangeMode : 2;
109     quint32 tooltipChangeMode : 2;
110     quint32 focusFromWidgetToProxy : 1;
111     quint32 proxyIsGivingFocus : 1;
112 };
113 
114 QT_END_NAMESPACE
115 
116 #endif
117