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2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Designer of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL-EXCEPT$
9** Commercial License Usage
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27****************************************************************************/
28
29//
30// W A R N I N G
31// -------------
32//
33// This file is not part of the Qt API. It exists for the convenience
34// of Qt Designer. This header
35// file may change from version to version without notice, or even be removed.
36//
37// We mean it.
38//
39
40#ifndef QDESIGNER_WIDGET_H
41#define QDESIGNER_WIDGET_H
42
43#include "shared_global_p.h"
44#include <QtWidgets/qdialog.h>
45#include <QtWidgets/qlabel.h>
46
47QT_BEGIN_NAMESPACE
48
49class QDesignerFormWindowInterface;
50
51namespace qdesigner_internal {
52 class FormWindowBase;
53}
54
55class QDESIGNER_SHARED_EXPORT QDesignerWidget : public QWidget
56{
57 Q_OBJECT
58public:
59 explicit QDesignerWidget(QDesignerFormWindowInterface* formWindow, QWidget *parent = nullptr);
60 ~QDesignerWidget() override;
61
62 QDesignerFormWindowInterface* formWindow() const;
63
64 void updatePixmap();
65
66 QSize minimumSizeHint() const override
67 { return QWidget::minimumSizeHint().expandedTo(otherSize: QSize(16, 16)); }
68
69protected:
70 void paintEvent(QPaintEvent *e) override;
71
72private:
73 qdesigner_internal::FormWindowBase* m_formWindow;
74};
75
76class QDESIGNER_SHARED_EXPORT QDesignerDialog : public QDialog
77{
78 Q_OBJECT
79public:
80 explicit QDesignerDialog(QDesignerFormWindowInterface *fw, QWidget *parent);
81
82 QSize minimumSizeHint() const override
83 { return QWidget::minimumSizeHint().expandedTo(otherSize: QSize(16, 16)); }
84
85protected:
86 void paintEvent(QPaintEvent *e) override;
87
88private:
89 qdesigner_internal::FormWindowBase* m_formWindow;
90};
91
92class QDESIGNER_SHARED_EXPORT Line : public QFrame
93{
94 Q_OBJECT
95 Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
96public:
97 explicit Line(QWidget *parent) : QFrame(parent)
98 { setAttribute(Qt::WA_MouseNoMask); setFrameStyle(HLine | Sunken); }
99
100 inline void setOrientation(Qt::Orientation orient)
101 { setFrameShape(orient == Qt::Horizontal ? HLine : VLine); }
102
103 inline Qt::Orientation orientation() const
104 { return frameShape() == HLine ? Qt::Horizontal : Qt::Vertical; }
105};
106
107QT_END_NAMESPACE
108
109#endif // QDESIGNER_WIDGET_H
110

source code of qttools/src/designer/src/lib/shared/qdesigner_widget_p.h