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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 QGUIAPPLICATION_H
#define QGUIAPPLICATION_H
#include <QtGui/qtguiglobal.h>
#include <QtCore/qcoreapplication.h>
#include <QtGui/qwindowdefs.h>
#include <QtGui/qinputmethod.h>
#include <QtCore/qlocale.h>
#include <QtCore/qpoint.h>
#include <QtCore/qsize.h>
QT_BEGIN_NAMESPACE
class QSessionManager;
class QGuiApplicationPrivate;
class QPlatformNativeInterface;
class QPlatformIntegration;
class QPalette;
class QScreen;
class QStyleHints;
#if defined(qApp)
#undef qApp
#endif
#define qApp (static_cast<QGuiApplication *>(QCoreApplication::instance()))
#if defined(qGuiApp)
#undef qGuiApp
#endif
#define qGuiApp (static_cast<QGuiApplication *>(QCoreApplication::instance()))
class Q_GUI_EXPORT QGuiApplication : public QCoreApplication
{
Q_OBJECT
Q_PROPERTY(QIcon windowIcon READ windowIcon WRITE setWindowIcon)
Q_PROPERTY(QString applicationDisplayName READ applicationDisplayName
WRITE setApplicationDisplayName NOTIFY applicationDisplayNameChanged)
Q_PROPERTY(QString desktopFileName READ desktopFileName WRITE setDesktopFileName)
Q_PROPERTY(Qt::LayoutDirection layoutDirection READ layoutDirection WRITE setLayoutDirection
NOTIFY layoutDirectionChanged)
Q_PROPERTY(QString platformName READ platformName STORED false)
Q_PROPERTY(bool quitOnLastWindowClosed READ quitOnLastWindowClosed
WRITE setQuitOnLastWindowClosed)
Q_PROPERTY(QScreen *primaryScreen READ primaryScreen NOTIFY primaryScreenChanged STORED false)
public:
#ifdef Q_QDOC
QGuiApplication(int &argc, char **argv);
#else
QGuiApplication(int &argc, char **argv, int = ApplicationFlags);
#endif
~QGuiApplication();
static void setApplicationDisplayName(const QString &name);
static QString applicationDisplayName();
Q_SLOT void setBadgeNumber(qint64 number);
static void setDesktopFileName(const QString &name);
static QString desktopFileName();
static QWindowList allWindows();
static QWindowList topLevelWindows();
static QWindow *topLevelAt(const QPoint &pos);
static void setWindowIcon(const QIcon &icon);
static QIcon windowIcon();
static QString platformName();
static QWindow *modalWindow();
static QWindow *focusWindow();
static QObject *focusObject();
static QScreen *primaryScreen();
static QList<QScreen *> screens();
static QScreen *screenAt(const QPoint &point);
qreal devicePixelRatio() const;
#ifndef QT_NO_CURSOR
static QCursor *overrideCursor();
static void setOverrideCursor(const QCursor &);
static void changeOverrideCursor(const QCursor &);
static void restoreOverrideCursor();
#endif
static QFont font();
static void setFont(const QFont &);
#ifndef QT_NO_CLIPBOARD
static QClipboard *clipboard();
#endif
static QPalette palette();
static void setPalette(const QPalette &pal);
static Qt::KeyboardModifiers keyboardModifiers();
static Qt::KeyboardModifiers queryKeyboardModifiers();
static Qt::MouseButtons mouseButtons();
static void setLayoutDirection(Qt::LayoutDirection direction);
static Qt::LayoutDirection layoutDirection();
static inline bool isRightToLeft() { return layoutDirection() == Qt::RightToLeft; }
static inline bool isLeftToRight() { return layoutDirection() == Qt::LeftToRight; }
static QStyleHints *styleHints();
static void setDesktopSettingsAware(bool on);
static bool desktopSettingsAware();
static QInputMethod *inputMethod();
static QPlatformNativeInterface *platformNativeInterface();
static QFunctionPointer platformFunction(const QByteArray &function);
static void setQuitOnLastWindowClosed(bool quit);
static bool quitOnLastWindowClosed();
static Qt::ApplicationState applicationState();
static void setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy policy);
static Qt::HighDpiScaleFactorRoundingPolicy highDpiScaleFactorRoundingPolicy();
static int exec();
bool notify(QObject *, QEvent *) override;
#ifndef QT_NO_SESSIONMANAGER
// session management
bool isSessionRestored() const;
QString sessionId() const;
QString sessionKey() const;
bool isSavingSession() const;
#endif
QT_DECLARE_NATIVE_INTERFACE_ACCESSOR(QGuiApplication)
static void sync();
Q_SIGNALS:
void fontDatabaseChanged();
void screenAdded(QScreen *screen);
void screenRemoved(QScreen *screen);
void primaryScreenChanged(QScreen *screen);
void lastWindowClosed();
void focusObjectChanged(QObject *focusObject);
void focusWindowChanged(QWindow *focusWindow);
void applicationStateChanged(Qt::ApplicationState state);
void layoutDirectionChanged(Qt::LayoutDirection direction);
#ifndef QT_NO_SESSIONMANAGER
void commitDataRequest(QSessionManager &sessionManager);
void saveStateRequest(QSessionManager &sessionManager);
#endif
void applicationDisplayNameChanged();
#if QT_DEPRECATED_SINCE(6, 0)
QT_DEPRECATED_VERSION_X_6_0("Handle QEvent::ApplicationPaletteChange instead") void paletteChanged(const QPalette &pal);
QT_DEPRECATED_VERSION_X_6_0("Handle QEvent::ApplicationFontChange instead") void fontChanged(const QFont &font);
#endif
protected:
bool event(QEvent *) override;
bool compressEvent(QEvent *, QObject *receiver, QPostEventList *) override;
QGuiApplication(QGuiApplicationPrivate &p);
private:
Q_DISABLE_COPY(QGuiApplication)
Q_DECLARE_PRIVATE(QGuiApplication)
Q_PRIVATE_SLOT(d_func(), void _q_updateFocusObject(QObject *object))
#ifndef QT_NO_GESTURES
friend class QGestureManager;
#endif
friend class QFontDatabasePrivate;
friend class QPlatformIntegration;
#ifndef QT_NO_SESSIONMANAGER
friend class QPlatformSessionManager;
#endif
};
QT_END_NAMESPACE
#include <QtGui/qguiapplication_platform.h>
#endif // QGUIAPPLICATION_H
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