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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.
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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_TABWIDGET_H
41#define QDESIGNER_TABWIDGET_H
42
43#include "shared_global_p.h"
44#include "qdesigner_propertysheet_p.h"
45#include "qdesigner_utils_p.h"
46
47#include <QtCore/qpointer.h>
48#include <QtGui/qicon.h>
49
50QT_BEGIN_NAMESPACE
51
52class QDesignerFormWindowInterface;
53class QTabWidget;
54class QTabBar;
55class QMenu;
56class QAction;
57
58namespace qdesigner_internal {
59 class PromotionTaskMenu;
60}
61
62class QDESIGNER_SHARED_EXPORT QTabWidgetEventFilter : public QObject
63{
64 Q_OBJECT
65public:
66 explicit QTabWidgetEventFilter(QTabWidget *parent);
67 ~QTabWidgetEventFilter();
68
69 // Install helper on QTabWidget
70 static void install(QTabWidget *tabWidget);
71 static QTabWidgetEventFilter *eventFilterOf(const QTabWidget *tabWidget);
72 // Convenience to add a menu on a tackedWidget
73 static QMenu *addTabWidgetContextMenuActions(const QTabWidget *tabWidget, QMenu *popup);
74
75 // Add context menu and return page submenu or 0.
76 QMenu *addContextMenuActions(QMenu *popup);
77
78 bool eventFilter(QObject *o, QEvent *e) override;
79
80 QDesignerFormWindowInterface *formWindow() const;
81
82private slots:
83 void removeCurrentPage();
84 void addPage();
85 void addPageAfter();
86
87private:
88 int pageFromPosition(const QPoint &pos, QRect &rect) const;
89 QTabBar *tabBar() const;
90
91 QTabWidget *m_tabWidget;
92 mutable QPointer<QTabBar> m_cachedTabBar;
93 QPoint m_pressPoint;
94 QWidget *m_dropIndicator;
95 int m_dragIndex;
96 QWidget *m_dragPage;
97 QString m_dragLabel;
98 QIcon m_dragIcon;
99 bool m_mousePressed;
100 QAction *m_actionDeletePage;
101 QAction *m_actionInsertPage;
102 QAction *m_actionInsertPageAfter;
103 qdesigner_internal::PromotionTaskMenu* m_pagePromotionTaskMenu;
104};
105
106// PropertySheet to handle the page properties
107class QDESIGNER_SHARED_EXPORT QTabWidgetPropertySheet : public QDesignerPropertySheet {
108public:
109 explicit QTabWidgetPropertySheet(QTabWidget *object, QObject *parent = nullptr);
110
111 void setProperty(int index, const QVariant &value) override;
112 QVariant property(int index) const override;
113 bool reset(int index) override;
114 bool isEnabled(int index) const override;
115
116 // Check whether the property is to be saved. Returns false for the page
117 // properties (as the property sheet has no concept of 'stored')
118 static bool checkProperty(const QString &propertyName);
119
120private:
121 enum TabWidgetProperty { PropertyCurrentTabText, PropertyCurrentTabName, PropertyCurrentTabIcon,
122 PropertyCurrentTabToolTip, PropertyCurrentTabWhatsThis, PropertyTabWidgetNone };
123
124 static TabWidgetProperty tabWidgetPropertyFromName(const QString &name);
125 QTabWidget *m_tabWidget;
126 struct PageData
127 {
128 qdesigner_internal::PropertySheetStringValue text;
129 qdesigner_internal::PropertySheetStringValue tooltip;
130 qdesigner_internal::PropertySheetStringValue whatsthis;
131 qdesigner_internal::PropertySheetIconValue icon;
132 };
133 QMap<QWidget *, PageData> m_pageToData;
134};
135
136using QTabWidgetPropertySheetFactory = QDesignerPropertySheetFactory<QTabWidget, QTabWidgetPropertySheet>;
137
138QT_END_NAMESPACE
139
140#endif // QDESIGNER_TABWIDGET_H
141

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