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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
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**
**
****************************************************************************/
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#ifndef QDESKTOPWIDGET_P_H
#define QDESKTOPWIDGET_P_H
#include <QtWidgets/private/qtwidgetsglobal_p.h>
#include "QDesktopWidget"
#include "private/qwidget_p.h"
#include <QtCore/qalgorithms.h>
#include <QtGui/qscreen.h>
QT_BEGIN_NAMESPACE
class QDesktopScreenWidget : public QWidget {
Q_OBJECT
public:
explicit QDesktopScreenWidget(QScreen *screen, const QRect &geometry);
int screenNumber() const;
void setScreenGeometry(const QRect &geometry);
QScreen *assignedScreen() const { return m_screen.data(); }
QRect screenGeometry() const { return m_geometry; }
private:
// The widget updates its screen and geometry automatically. We need to save them separately
// to detect changes, and trigger the appropriate signals.
const QPointer<QScreen> m_screen;
QRect m_geometry;
};
class QDesktopWidgetPrivate : public QWidgetPrivate {
Q_DECLARE_PUBLIC(QDesktopWidget)
public:
~QDesktopWidgetPrivate() { qDeleteAll(screens); }
void _q_updateScreens();
void _q_availableGeometryChanged();
QDesktopScreenWidget *widgetForScreen(QScreen *qScreen) const;
static bool isVirtualDesktop();
static QRect geometry();
static QSize size();
static int width();
static int height();
static int numScreens();
static int primaryScreen();
static int screenNumber(const QWidget *widget = nullptr);
static int screenNumber(const QPoint &);
static QScreen *screen(int screenNo = -1);
static const QRect screenGeometry(int screen = -1);
static const QRect screenGeometry(const QWidget *widget);
static const QRect screenGeometry(const QPoint &point)
{ return screenGeometry(screenNumber(point)); }
static const QRect availableGeometry(int screen = -1);
static const QRect availableGeometry(const QWidget *widget);
static const QRect availableGeometry(const QPoint &point)
{ return availableGeometry(screenNumber(point)); }
QList<QDesktopScreenWidget *> screens;
};
QT_END_NAMESPACE
#endif // QDESKTOPWIDGET_QPA_P_H
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