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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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17 | ** GNU General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT |
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26 | ** |
27 | ****************************************************************************/ |
28 | |
29 | #ifndef DEFAULT_CONTAINER_H |
30 | #define DEFAULT_CONTAINER_H |
31 | |
32 | #include <QtDesigner/container.h> |
33 | #include <QtDesigner/extension.h> |
34 | #include <extensionfactory_p.h> |
35 | |
36 | #include <QtWidgets/qstackedwidget.h> |
37 | #include <QtWidgets/qtabwidget.h> |
38 | #include <QtWidgets/qtoolbox.h> |
39 | #include <QtWidgets/qscrollarea.h> |
40 | #include <QtWidgets/qdockwidget.h> |
41 | |
42 | QT_BEGIN_NAMESPACE |
43 | |
44 | namespace qdesigner_internal { |
45 | |
46 | // ------------ QStackedWidgetContainer |
47 | class QStackedWidgetContainer: public QObject, public QDesignerContainerExtension |
48 | { |
49 | Q_OBJECT |
50 | Q_INTERFACES(QDesignerContainerExtension) |
51 | public: |
52 | explicit QStackedWidgetContainer(QStackedWidget *widget, QObject *parent = nullptr); |
53 | |
54 | int count() const override { return m_widget->count(); } |
55 | QWidget *widget(int index) const override { return m_widget->widget(index); } |
56 | |
57 | int currentIndex() const override { return m_widget->currentIndex(); } |
58 | void setCurrentIndex(int index) override; |
59 | |
60 | void addWidget(QWidget *widget) override; |
61 | void insertWidget(int index, QWidget *widget) override; |
62 | void remove(int index) override; |
63 | |
64 | private: |
65 | QStackedWidget *m_widget; |
66 | }; |
67 | |
68 | // ------------ QTabWidgetContainer |
69 | class QTabWidgetContainer: public QObject, public QDesignerContainerExtension |
70 | { |
71 | Q_OBJECT |
72 | Q_INTERFACES(QDesignerContainerExtension) |
73 | public: |
74 | explicit QTabWidgetContainer(QTabWidget *widget, QObject *parent = nullptr); |
75 | |
76 | int count() const override { return m_widget->count(); } |
77 | QWidget *widget(int index) const override { return m_widget->widget(index); } |
78 | |
79 | int currentIndex() const override { return m_widget->currentIndex(); } |
80 | void setCurrentIndex(int index) override; |
81 | |
82 | void addWidget(QWidget *widget) override; |
83 | void insertWidget(int index, QWidget *widget) override; |
84 | void remove(int index) override; |
85 | |
86 | private: |
87 | QTabWidget *m_widget; |
88 | }; |
89 | |
90 | // ------------ QToolBoxContainer |
91 | class QToolBoxContainer: public QObject, public QDesignerContainerExtension |
92 | { |
93 | Q_OBJECT |
94 | Q_INTERFACES(QDesignerContainerExtension) |
95 | public: |
96 | explicit QToolBoxContainer(QToolBox *widget, QObject *parent = nullptr); |
97 | |
98 | int count() const override { return m_widget->count(); } |
99 | QWidget *widget(int index) const override { return m_widget->widget(index); } |
100 | |
101 | int currentIndex() const override { return m_widget->currentIndex(); } |
102 | void setCurrentIndex(int index) override; |
103 | |
104 | void addWidget(QWidget *widget) override; |
105 | void insertWidget(int index, QWidget *widget) override; |
106 | void remove(int index) override; |
107 | |
108 | private: |
109 | QToolBox *m_widget; |
110 | }; |
111 | |
112 | // ------------ SingleChildContainer: |
113 | // Template for containers that have a single child widget using widget()/setWidget(). |
114 | |
115 | template <class Container> |
116 | class SingleChildContainer: public QDesignerContainerExtension |
117 | { |
118 | protected: |
119 | explicit SingleChildContainer(Container *widget, bool active = true); |
120 | public: |
121 | int count() const override; |
122 | QWidget *widget(int index) const override; |
123 | int currentIndex() const override; |
124 | void setCurrentIndex(int /*index*/) override {} |
125 | void addWidget(QWidget *widget) override; |
126 | void insertWidget(int index, QWidget *widget) override; |
127 | void remove(int /*index*/) override {} |
128 | |
129 | bool canAddWidget() const override { return false; } |
130 | bool canRemove(int) const override { return false; } |
131 | |
132 | private: |
133 | const bool m_active; |
134 | Container *m_container; |
135 | }; |
136 | |
137 | template <class Container> |
138 | SingleChildContainer<Container>::SingleChildContainer(Container *widget, bool active) : |
139 | m_active(active), |
140 | m_container(widget) |
141 | { |
142 | } |
143 | |
144 | template <class Container> |
145 | int SingleChildContainer<Container>::count() const |
146 | { |
147 | return m_active && m_container->widget() ? 1 : 0; |
148 | } |
149 | |
150 | template <class Container> |
151 | QWidget *SingleChildContainer<Container>::widget(int /* index */) const |
152 | { |
153 | return m_container->widget(); |
154 | } |
155 | |
156 | template <class Container> |
157 | int SingleChildContainer<Container>::currentIndex() const |
158 | { |
159 | return m_active && m_container->widget() ? 0 : -1; |
160 | } |
161 | |
162 | template <class Container> |
163 | void SingleChildContainer<Container>::addWidget(QWidget *widget) |
164 | { |
165 | Q_ASSERT(m_container->widget() == nullptr); |
166 | widget->setParent(m_container); |
167 | m_container->setWidget(widget); |
168 | } |
169 | |
170 | template <class Container> |
171 | void SingleChildContainer<Container>::insertWidget(int /* index */, QWidget *widget) |
172 | { |
173 | addWidget(widget); |
174 | } |
175 | |
176 | // ------------ QScrollAreaContainer |
177 | class QScrollAreaContainer: public QObject, public SingleChildContainer<QScrollArea> |
178 | { |
179 | Q_OBJECT |
180 | Q_INTERFACES(QDesignerContainerExtension) |
181 | public: |
182 | explicit QScrollAreaContainer(QScrollArea *widget, QObject *parent = nullptr); |
183 | }; |
184 | |
185 | // --------------- QDockWidgetContainer |
186 | class QDockWidgetContainer: public QObject, public SingleChildContainer<QDockWidget> |
187 | { |
188 | Q_OBJECT |
189 | Q_INTERFACES(QDesignerContainerExtension) |
190 | public: |
191 | explicit QDockWidgetContainer(QDockWidget *widget, QObject *parent = nullptr); |
192 | }; |
193 | |
194 | using QDesignerStackedWidgetContainerFactory = ExtensionFactory<QDesignerContainerExtension, QStackedWidget, QStackedWidgetContainer>; |
195 | using QDesignerTabWidgetContainerFactory = ExtensionFactory<QDesignerContainerExtension, QTabWidget, QTabWidgetContainer>; |
196 | using QDesignerToolBoxContainerFactory = ExtensionFactory<QDesignerContainerExtension, QToolBox, QToolBoxContainer>; |
197 | using QScrollAreaContainerFactory = ExtensionFactory<QDesignerContainerExtension, QScrollArea, QScrollAreaContainer>; |
198 | using QDockWidgetContainerFactory = ExtensionFactory<QDesignerContainerExtension, QDockWidget, QDockWidgetContainer>; |
199 | } // namespace qdesigner_internal |
200 | |
201 | QT_END_NAMESPACE |
202 | |
203 | #endif // DEFAULT_CONTAINER_H |
204 | |