1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtWidgets module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QTABWIDGET_H 41 #define QTABWIDGET_H 42 43 #include <QtWidgets/qtwidgetsglobal.h> 44 #include <QtWidgets/qwidget.h> 45 #include <QtGui/qicon.h> 46 47 QT_REQUIRE_CONFIG(tabwidget); 48 49 QT_BEGIN_NAMESPACE 50 51 class QTabBar; 52 class QTabWidgetPrivate; 53 class QStyleOptionTabWidgetFrame; 54 55 class Q_WIDGETS_EXPORT QTabWidget : public QWidget 56 { 57 Q_OBJECT 58 Q_PROPERTY(TabPosition tabPosition READ tabPosition WRITE setTabPosition) 59 Q_PROPERTY(TabShape tabShape READ tabShape WRITE setTabShape) 60 Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentChanged) 61 Q_PROPERTY(int count READ count) 62 Q_PROPERTY(QSize iconSize READ iconSize WRITE setIconSize) 63 Q_PROPERTY(Qt::TextElideMode elideMode READ elideMode WRITE setElideMode) 64 Q_PROPERTY(bool usesScrollButtons READ usesScrollButtons WRITE setUsesScrollButtons) 65 Q_PROPERTY(bool documentMode READ documentMode WRITE setDocumentMode) 66 Q_PROPERTY(bool tabsClosable READ tabsClosable WRITE setTabsClosable) 67 Q_PROPERTY(bool movable READ isMovable WRITE setMovable) 68 Q_PROPERTY(bool tabBarAutoHide READ tabBarAutoHide WRITE setTabBarAutoHide) 69 70 public: 71 explicit QTabWidget(QWidget *parent = nullptr); 72 ~QTabWidget(); 73 74 int addTab(QWidget *widget, const QString &); 75 int addTab(QWidget *widget, const QIcon& icon, const QString &label); 76 77 int insertTab(int index, QWidget *widget, const QString &); 78 int insertTab(int index, QWidget *widget, const QIcon& icon, const QString &label); 79 80 void removeTab(int index); 81 82 bool isTabEnabled(int index) const; 83 void setTabEnabled(int index, bool enabled); 84 85 bool isTabVisible(int index) const; 86 void setTabVisible(int index, bool visible); 87 88 QString tabText(int index) const; 89 void setTabText(int index, const QString &text); 90 91 QIcon tabIcon(int index) const; 92 void setTabIcon(int index, const QIcon & icon); 93 94 #ifndef QT_NO_TOOLTIP 95 void setTabToolTip(int index, const QString & tip); 96 QString tabToolTip(int index) const; 97 #endif 98 99 #if QT_CONFIG(whatsthis) 100 void setTabWhatsThis(int index, const QString &text); 101 QString tabWhatsThis(int index) const; 102 #endif 103 104 int currentIndex() const; 105 QWidget *currentWidget() const; 106 QWidget *widget(int index) const; 107 int indexOf(QWidget *widget) const; 108 int count() const; 109 110 enum TabPosition { North, South, West, East }; 111 Q_ENUM(TabPosition) 112 TabPosition tabPosition() const; 113 void setTabPosition(TabPosition position); 114 115 bool tabsClosable() const; 116 void setTabsClosable(bool closeable); 117 118 bool isMovable() const; 119 void setMovable(bool movable); 120 121 enum TabShape { Rounded, Triangular }; 122 Q_ENUM(TabShape) 123 TabShape tabShape() const; 124 void setTabShape(TabShape s); 125 126 QSize sizeHint() const override; 127 QSize minimumSizeHint() const override; 128 int heightForWidth(int width) const override; 129 bool hasHeightForWidth() const override; 130 131 void setCornerWidget(QWidget * w, Qt::Corner corner = Qt::TopRightCorner); 132 QWidget * cornerWidget(Qt::Corner corner = Qt::TopRightCorner) const; 133 134 Qt::TextElideMode elideMode() const; 135 void setElideMode(Qt::TextElideMode mode); 136 137 QSize iconSize() const; 138 void setIconSize(const QSize &size); 139 140 bool usesScrollButtons() const; 141 void setUsesScrollButtons(bool useButtons); 142 143 bool documentMode() const; 144 void setDocumentMode(bool set); 145 146 bool tabBarAutoHide() const; 147 void setTabBarAutoHide(bool enabled); 148 149 void clear(); 150 151 QTabBar* tabBar() const; 152 153 public Q_SLOTS: 154 void setCurrentIndex(int index); 155 void setCurrentWidget(QWidget *widget); 156 157 Q_SIGNALS: 158 void currentChanged(int index); 159 void tabCloseRequested(int index); 160 void tabBarClicked(int index); 161 void tabBarDoubleClicked(int index); 162 163 protected: 164 virtual void tabInserted(int index); 165 virtual void tabRemoved(int index); 166 167 void showEvent(QShowEvent *) override; 168 void resizeEvent(QResizeEvent *) override; 169 void keyPressEvent(QKeyEvent *) override; 170 void paintEvent(QPaintEvent *) override; 171 void setTabBar(QTabBar *); 172 void changeEvent(QEvent *) override; 173 bool event(QEvent *) override; 174 void initStyleOption(QStyleOptionTabWidgetFrame *option) const; 175 176 177 private: 178 Q_DECLARE_PRIVATE(QTabWidget) 179 Q_DISABLE_COPY(QTabWidget) 180 Q_PRIVATE_SLOT(d_func(), void _q_showTab(int)) 181 Q_PRIVATE_SLOT(d_func(), void _q_removeTab(int)) 182 Q_PRIVATE_SLOT(d_func(), void _q_tabMoved(int, int)) 183 void setUpLayout(bool = false); 184 }; 185 186 QT_END_NAMESPACE 187 188 #endif // QTABWIDGET_H 189