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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMDIAREA_H
#define QMDIAREA_H
#include <QtWidgets/qabstractscrollarea.h>
#include <QtWidgets/qtabwidget.h>
QT_BEGIN_NAMESPACE
#ifndef QT_NO_MDIAREA
class QMdiSubWindow;
class QMdiAreaPrivate;
class Q_WIDGETS_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_TABBAR
Q_PROPERTY(bool documentMode READ documentMode WRITE setDocumentMode)
Q_PROPERTY(bool tabsClosable READ tabsClosable WRITE setTabsClosable)
Q_PROPERTY(bool tabsMovable READ tabsMovable WRITE setTabsMovable)
#endif
#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_TABBAR
bool documentMode() const;
void setDocumentMode(bool enabled);
void setTabsClosable(bool closable);
bool tabsClosable() const;
void setTabsMovable(bool movable);
bool tabsMovable() const;
#endif
#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))
Q_PRIVATE_SLOT(d_func(), void _q_closeTab(int))
Q_PRIVATE_SLOT(d_func(), void _q_moveTab(int, int))
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QMdiArea::AreaOptions)
QT_END_NAMESPACE
#endif // QT_NO_MDIAREA
#endif // QMDIAREA_H
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