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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QMDISUBWINDOW_H
#define QMDISUBWINDOW_H
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qwidget.h>
QT_REQUIRE_CONFIG(mdiarea);
QT_BEGIN_NAMESPACE
class QMenu;
class QMdiArea;
namespace QMdi { class ControlContainer; }
class QMdiSubWindowPrivate;
class Q_WIDGETS_EXPORT QMdiSubWindow : public QWidget
{
Q_OBJECT
Q_PROPERTY(int keyboardSingleStep READ keyboardSingleStep WRITE setKeyboardSingleStep)
Q_PROPERTY(int keyboardPageStep READ keyboardPageStep WRITE setKeyboardPageStep)
public:
enum SubWindowOption {
AllowOutsideAreaHorizontally = 0x1, // internal
AllowOutsideAreaVertically = 0x2, // internal
RubberBandResize = 0x4,
RubberBandMove = 0x8
};
Q_DECLARE_FLAGS(SubWindowOptions, SubWindowOption)
QMdiSubWindow(QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::WindowFlags());
~QMdiSubWindow();
QSize sizeHint() const override;
QSize minimumSizeHint() const override;
void setWidget(QWidget *widget);
QWidget *widget() const;
QWidget *maximizedButtonsWidget() const; // internal
QWidget *maximizedSystemMenuIconWidget() const; // internal
bool isShaded() const;
void setOption(SubWindowOption option, bool on = true);
bool testOption(SubWindowOption) const;
void setKeyboardSingleStep(int step);
int keyboardSingleStep() const;
void setKeyboardPageStep(int step);
int keyboardPageStep() const;
#if QT_CONFIG(menu)
void setSystemMenu(QMenu *systemMenu);
QMenu *systemMenu() const;
#endif
QMdiArea *mdiArea() const;
Q_SIGNALS:
void windowStateChanged(Qt::WindowStates oldState, Qt::WindowStates newState);
void aboutToActivate();
public Q_SLOTS:
#if QT_CONFIG(menu)
void showSystemMenu();
#endif
void showShaded();
protected:
bool eventFilter(QObject *object, QEvent *event) override;
bool event(QEvent *event) override;
void showEvent(QShowEvent *showEvent) override;
void hideEvent(QHideEvent *hideEvent) override;
void changeEvent(QEvent *changeEvent) override;
void closeEvent(QCloseEvent *closeEvent) override;
void leaveEvent(QEvent *leaveEvent) override;
void resizeEvent(QResizeEvent *resizeEvent) override;
void timerEvent(QTimerEvent *timerEvent) override;
void moveEvent(QMoveEvent *moveEvent) override;
void paintEvent(QPaintEvent *paintEvent) override;
void mousePressEvent(QMouseEvent *mouseEvent) override;
void mouseDoubleClickEvent(QMouseEvent *mouseEvent) override;
void mouseReleaseEvent(QMouseEvent *mouseEvent) override;
void mouseMoveEvent(QMouseEvent *mouseEvent) override;
void keyPressEvent(QKeyEvent *keyEvent) override;
#ifndef QT_NO_CONTEXTMENU
void contextMenuEvent(QContextMenuEvent *contextMenuEvent) override;
#endif
void focusInEvent(QFocusEvent *focusInEvent) override;
void focusOutEvent(QFocusEvent *focusOutEvent) override;
void childEvent(QChildEvent *childEvent) override;
private:
Q_DISABLE_COPY(QMdiSubWindow)
Q_DECLARE_PRIVATE(QMdiSubWindow)
Q_PRIVATE_SLOT(d_func(), void _q_updateStaysOnTopHint())
Q_PRIVATE_SLOT(d_func(), void _q_enterInteractiveMode())
Q_PRIVATE_SLOT(d_func(), void _q_processFocusChanged(QWidget *, QWidget *))
friend class QMdiAreaPrivate;
friend class QMdiArea;
#if QT_CONFIG(tabbar)
friend class QMdiAreaTabBar;
#endif
friend class QMdi::ControlContainer;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QMdiSubWindow::SubWindowOptions)
QT_END_NAMESPACE
#endif // QMDISUBWINDOW_H
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