qt6-bb10/src/gui/kernel/qwindow.h

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11 KiB
C++

/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
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** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** 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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 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 the GNU General Public License version 3.0 requirements will be
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****************************************************************************/
#ifndef QWINDOW_H
#define QWINDOW_H
#include <QtCore/QObject>
#include <QtCore/QEvent>
#include <QtCore/QMargins>
#include <QtCore/QRect>
#include <QtCore/qnamespace.h>
#include <QtGui/qsurface.h>
#include <QtGui/qsurfaceformat.h>
#include <QtGui/qwindowdefs.h>
#include <QtGui/qicon.h>
#ifndef QT_NO_CURSOR
#include <QtGui/qcursor.h>
#endif
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class QWindowPrivate;
class QExposeEvent;
class QFocusEvent;
class QMoveEvent;
class QResizeEvent;
class QShowEvent;
class QHideEvent;
class QKeyEvent;
class QMouseEvent;
#ifndef QT_NO_WHEELEVENT
class QWheelEvent;
#endif
class QTouchEvent;
#ifndef QT_NO_TABLETEVENT
class QTabletEvent;
#endif
class QPlatformSurface;
class QPlatformWindow;
class QBackingStore;
class QScreen;
class QAccessibleInterface;
class Q_GUI_EXPORT QWindow : public QObject, public QSurface
{
Q_OBJECT
Q_DECLARE_PRIVATE(QWindow)
// All properties which are declared here are inherited by QQuickWindow and therefore available in QML.
// So please think carefully about what it does to the QML namespace if you add any new ones,
// particularly the possible meanings these names might have in any specializations of Window.
// For example "state" (meaning windowState) is not a good property to declare, because it has
// a different meaning in QQuickItem, and users will tend to assume it is the same for Window.
Q_PROPERTY(QString title READ title WRITE setTitle)
Q_PROPERTY(Qt::WindowModality modality READ modality WRITE setModality NOTIFY modalityChanged)
Q_PROPERTY(Qt::WindowFlags flags READ flags WRITE setFlags)
Q_PROPERTY(int x READ x WRITE setX NOTIFY xChanged)
Q_PROPERTY(int y READ y WRITE setY NOTIFY yChanged)
Q_PROPERTY(int width READ width WRITE setWidth NOTIFY widthChanged)
Q_PROPERTY(int height READ height WRITE setHeight NOTIFY heightChanged)
Q_PROPERTY(int minimumWidth READ minimumWidth WRITE setMinimumWidth NOTIFY minimumWidthChanged)
Q_PROPERTY(int minimumHeight READ minimumHeight WRITE setMinimumHeight NOTIFY minimumHeightChanged)
Q_PROPERTY(int maximumWidth READ maximumWidth WRITE setMaximumWidth NOTIFY maximumWidthChanged)
Q_PROPERTY(int maximumHeight READ maximumHeight WRITE setMaximumHeight NOTIFY maximumHeightChanged)
Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY visibleChanged)
Q_PROPERTY(Qt::ScreenOrientation contentOrientation READ contentOrientation WRITE reportContentOrientationChange NOTIFY contentOrientationChanged)
public:
explicit QWindow(QScreen *screen = 0);
explicit QWindow(QWindow *parent);
virtual ~QWindow();
void setSurfaceType(SurfaceType surfaceType);
SurfaceType surfaceType() const;
bool isVisible() const;
void create();
WId winId() const;
QWindow *parent() const;
void setParent(QWindow *parent);
bool isTopLevel() const;
bool isModal() const;
Qt::WindowModality modality() const;
void setModality(Qt::WindowModality modality);
void setFormat(const QSurfaceFormat &format);
QSurfaceFormat format() const;
QSurfaceFormat requestedFormat() const;
void setFlags(Qt::WindowFlags flags);
Qt::WindowFlags flags() const;
Qt::WindowType type() const;
QString title() const;
void setOpacity(qreal level);
void requestActivate();
bool isActive() const;
void reportContentOrientationChange(Qt::ScreenOrientation orientation);
Qt::ScreenOrientation contentOrientation() const;
qreal devicePixelRatio() const;
Qt::WindowState windowState() const;
void setWindowState(Qt::WindowState state);
void setTransientParent(QWindow *parent);
QWindow *transientParent() const;
enum AncestorMode {
ExcludeTransients,
IncludeTransients
};
bool isAncestorOf(const QWindow *child, AncestorMode mode = IncludeTransients) const;
bool isExposed() const;
int minimumWidth() const { return minimumSize().width(); }
int minimumHeight() const { return minimumSize().height(); }
int maximumWidth() const { return maximumSize().width(); }
int maximumHeight() const { return maximumSize().height(); }
QSize minimumSize() const;
QSize maximumSize() const;
QSize baseSize() const;
QSize sizeIncrement() const;
void setMinimumSize(const QSize &size);
void setMaximumSize(const QSize &size);
void setBaseSize(const QSize &size);
void setSizeIncrement(const QSize &size);
void setGeometry(int posx, int posy, int w, int h) { setGeometry(QRect(posx, posy, w, h)); }
void setGeometry(const QRect &rect);
QRect geometry() const;
QMargins frameMargins() const;
QRect frameGeometry() const;
QPoint framePosition() const;
void setFramePosition(const QPoint &point);
inline int width() const { return geometry().width(); }
inline int height() const { return geometry().height(); }
inline int x() const { return geometry().x(); }
inline int y() const { return geometry().y(); }
inline QSize size() const { return geometry().size(); }
inline QPoint position() const { return geometry().topLeft(); }
inline void setPosition(const QPoint &pt) { setGeometry(QRect(pt, size())); }
inline void setPosition(int posx, int posy) { setPosition(QPoint(posx, posy)); }
void resize(const QSize &newSize);
inline void resize(int w, int h) { resize(QSize(w, h)); }
void setFilePath(const QString &filePath);
QString filePath() const;
void setIcon(const QIcon &icon);
QIcon icon() const;
void destroy();
QPlatformWindow *handle() const;
bool setKeyboardGrabEnabled(bool grab);
bool setMouseGrabEnabled(bool grab);
QScreen *screen() const;
void setScreen(QScreen *screen);
virtual QAccessibleInterface *accessibleRoot() const;
virtual QObject *focusObject() const;
QPoint mapToGlobal(const QPoint &pos) const;
QPoint mapFromGlobal(const QPoint &pos) const;
#ifndef QT_NO_CURSOR
QCursor cursor() const;
void setCursor(const QCursor &);
void unsetCursor();
#endif
public Q_SLOTS:
void setVisible(bool visible);
void show();
void hide();
void showMinimized();
void showMaximized();
void showFullScreen();
void showNormal();
bool close();
void raise();
void lower();
void setTitle(const QString &);
void setX(int arg)
{
if (x() != arg)
setGeometry(QRect(arg, y(), width(), height()));
}
void setY(int arg)
{
if (y() != arg)
setGeometry(QRect(x(), arg, width(), height()));
}
void setWidth(int arg)
{
if (width() != arg)
setGeometry(QRect(x(), y(), arg, height()));
}
void setHeight(int arg)
{
if (height() != arg)
setGeometry(QRect(x(), y(), width(), arg));
}
void setMinimumWidth(int w);
void setMinimumHeight(int h);
void setMaximumWidth(int w);
void setMaximumHeight(int h);
Q_SIGNALS:
void screenChanged(QScreen *screen);
void modalityChanged(Qt::WindowModality modality);
void windowStateChanged(Qt::WindowState windowState);
void xChanged(int arg);
void yChanged(int arg);
void widthChanged(int arg);
void heightChanged(int arg);
void minimumWidthChanged(int arg);
void minimumHeightChanged(int arg);
void maximumWidthChanged(int arg);
void maximumHeightChanged(int arg);
void visibleChanged(bool arg);
void contentOrientationChanged(Qt::ScreenOrientation orientation);
void focusObjectChanged(QObject *object);
private Q_SLOTS:
void screenDestroyed(QObject *screen);
protected:
virtual void exposeEvent(QExposeEvent *);
virtual void resizeEvent(QResizeEvent *);
virtual void moveEvent(QMoveEvent *);
virtual void focusInEvent(QFocusEvent *);
virtual void focusOutEvent(QFocusEvent *);
virtual void showEvent(QShowEvent *);
virtual void hideEvent(QHideEvent *);
virtual bool event(QEvent *);
virtual void keyPressEvent(QKeyEvent *);
virtual void keyReleaseEvent(QKeyEvent *);
virtual void mousePressEvent(QMouseEvent *);
virtual void mouseReleaseEvent(QMouseEvent *);
virtual void mouseDoubleClickEvent(QMouseEvent *);
virtual void mouseMoveEvent(QMouseEvent *);
#ifndef QT_NO_WHEELEVENT
virtual void wheelEvent(QWheelEvent *);
#endif
virtual void touchEvent(QTouchEvent *);
#ifndef QT_NO_TABLETEVENT
virtual void tabletEvent(QTabletEvent *);
#endif
virtual bool nativeEvent(const QByteArray &eventType, void *message, long *result);
QWindow(QWindowPrivate &dd, QWindow *parent);
private:
QPlatformSurface *surfaceHandle() const;
Q_DISABLE_COPY(QWindow)
friend class QGuiApplication;
friend class QGuiApplicationPrivate;
friend Q_GUI_EXPORT QWindowPrivate *qt_window_private(QWindow *window);
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QWINDOW_H