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28
29#ifndef INPLACE_WIDGETHELPER_H
30#define INPLACE_WIDGETHELPER_H
31
32
33#include <QtCore/qobject.h>
34#include <QtCore/qpoint.h>
35#include <QtCore/qsize.h>
36#include <QtCore/qpointer.h>
37#include <qglobal.h>
38
39QT_BEGIN_NAMESPACE
40
41class QDesignerFormWindowInterface;
42
43namespace qdesigner_internal {
44
45 // A helper class to make an editor widget suitable for form inline
46 // editing. Derive from the editor widget class and make InPlaceWidgetHelper a member.
47 //
48 // Sets "destructive close" on the editor widget and
49 // wires "ESC" to it.
50 // Installs an event filter on the parent to listen for
51 // resize events and passes them on to the child.
52 // You might want to connect editingFinished() to close() of the editor widget.
53 class InPlaceWidgetHelper: public QObject
54 {
55 Q_OBJECT
56 public:
57 InPlaceWidgetHelper(QWidget *editorWidget, QWidget *parentWidget, QDesignerFormWindowInterface *fw);
58 ~InPlaceWidgetHelper() override;
59
60 bool eventFilter(QObject *object, QEvent *event) override;
61
62 // returns a recommended alignment for the editor widget determined from the parent.
63 Qt::Alignment alignment() const;
64 private:
65 QWidget *m_editorWidget;
66 QPointer<QWidget> m_parentWidget;
67 const bool m_noChildEvent;
68 QPoint m_posOffset;
69 QSize m_sizeOffset;
70 };
71
72} // namespace qdesigner_internal
73
74QT_END_NAMESPACE
75
76#endif // INPLACE_WIDGETHELPER_H
77

source code of qttools/src/designer/src/components/taskmenu/inplace_widget_helper.h