qmdiarea.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
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- ****************************************************************************/
- #ifndef QMDIAREA_H
- #define QMDIAREA_H
- #include <QtGui/qabstractscrollarea.h>
- #include <QtGui/qtabwidget.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- #ifndef QT_NO_MDIAREA
- class QMdiSubWindow;
- class QMdiAreaPrivate;
- class Q_GUI_EXPORT QMdiArea : public QAbstractScrollArea
- {
- Q_OBJECT
- Q_ENUMS(ViewMode)
- Q_PROPERTY(QBrush background READ background WRITE setBackground)
- Q_PROPERTY(WindowOrder activationOrder READ activationOrder WRITE setActivationOrder)
- Q_PROPERTY(ViewMode viewMode READ viewMode WRITE setViewMode)
- #ifndef QT_NO_TABWIDGET
- Q_PROPERTY(QTabWidget::TabShape tabShape READ tabShape WRITE setTabShape)
- Q_PROPERTY(QTabWidget::TabPosition tabPosition READ tabPosition WRITE setTabPosition)
- #endif
- Q_ENUMS(WindowOrder)
- public:
- enum AreaOption {
- DontMaximizeSubWindowOnActivation = 0x1
- };
- Q_DECLARE_FLAGS(AreaOptions, AreaOption)
- enum WindowOrder {
- CreationOrder,
- StackingOrder,
- ActivationHistoryOrder
- };
- enum ViewMode {
- SubWindowView,
- TabbedView
- };
- QMdiArea(QWidget *parent = 0);
- ~QMdiArea();
- QSize sizeHint() const;
- QSize minimumSizeHint() const;
- QMdiSubWindow *currentSubWindow() const;
- QMdiSubWindow *activeSubWindow() const;
- QList<QMdiSubWindow *> subWindowList(WindowOrder order = CreationOrder) const;
- QMdiSubWindow *addSubWindow(QWidget *widget, Qt::WindowFlags flags = 0);
- void removeSubWindow(QWidget *widget);
- QBrush background() const;
- void setBackground(const QBrush &background);
- WindowOrder activationOrder() const;
- void setActivationOrder(WindowOrder order);
- void setOption(AreaOption option, bool on = true);
- bool testOption(AreaOption opton) const;
- void setViewMode(ViewMode mode);
- ViewMode viewMode() const;
- #ifndef QT_NO_TABWIDGET
- void setTabShape(QTabWidget::TabShape shape);
- QTabWidget::TabShape tabShape() const;
- void setTabPosition(QTabWidget::TabPosition position);
- QTabWidget::TabPosition tabPosition() const;
- #endif
- Q_SIGNALS:
- void subWindowActivated(QMdiSubWindow *);
- public Q_SLOTS:
- void setActiveSubWindow(QMdiSubWindow *window);
- void tileSubWindows();
- void cascadeSubWindows();
- void closeActiveSubWindow();
- void closeAllSubWindows();
- void activateNextSubWindow();
- void activatePreviousSubWindow();
- protected Q_SLOTS:
- void setupViewport(QWidget *viewport);
- protected:
- bool event(QEvent *event);
- bool eventFilter(QObject *object, QEvent *event);
- void paintEvent(QPaintEvent *paintEvent);
- void childEvent(QChildEvent *childEvent);
- void resizeEvent(QResizeEvent *resizeEvent);
- void timerEvent(QTimerEvent *timerEvent);
- void showEvent(QShowEvent *showEvent);
- bool viewportEvent(QEvent *event);
- void scrollContentsBy(int dx, int dy);
- private:
- Q_DISABLE_COPY(QMdiArea)
- Q_DECLARE_PRIVATE(QMdiArea)
- Q_PRIVATE_SLOT(d_func(), void _q_deactivateAllWindows())
- Q_PRIVATE_SLOT(d_func(), void _q_processWindowStateChanged(Qt::WindowStates, Qt::WindowStates))
- Q_PRIVATE_SLOT(d_func(), void _q_currentTabChanged(int index))
- };
- Q_DECLARE_OPERATORS_FOR_FLAGS(QMdiArea::AreaOptions)
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QT_NO_MDIAREA
- #endif // QMDIAREA_H