| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** 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 The Qt Company. For licensing terms |
| ** and conditions see http://www.qt.io/terms-conditions. For further |
| ** information use the contact form at http://www.qt.io/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. |
| ** |
| ** As a special exception, The Qt Company gives you certain additional |
| ** rights. These rights are described in The Qt Company LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QAPPLICATION_P_H |
| #define QAPPLICATION_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of qapplication_*.cpp, qwidget*.cpp, qcolor_x11.cpp, qfiledialog.cpp |
| // and many other. This header file may change from version to version |
| // without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "QtWidgets/qapplication.h" |
| #include "QtGui/qevent.h" |
| #include "QtGui/qfont.h" |
| #include "QtGui/qcursor.h" |
| #include "QtGui/qregion.h" |
| #include "QtGui/qwindow.h" |
| #include "qwidget.h" |
| #include <qpa/qplatformnativeinterface.h> |
| #include "QtCore/qmutex.h" |
| #include "QtCore/qtranslator.h" |
| #include "QtCore/qbasictimer.h" |
| #include "QtCore/qhash.h" |
| #include "QtCore/qpointer.h" |
| #include "private/qcoreapplication_p.h" |
| #include "QtCore/qpoint.h" |
| #include <QTime> |
| #include <qpa/qwindowsysteminterface.h> |
| #include <qpa/qwindowsysteminterface_p.h> |
| #include <qpa/qplatformintegration.h> |
| #include "private/qguiapplication_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QClipboard; |
| class QGraphicsScene; |
| class QObject; |
| class QWidget; |
| class QSocketNotifier; |
| class QTouchDevice; |
| #ifndef QT_NO_GESTURES |
| class QGestureManager; |
| #endif |
| |
| extern Q_GUI_EXPORT bool qt_is_gui_used; |
| #ifndef QT_NO_CLIPBOARD |
| extern QClipboard *qt_clipboard; |
| #endif |
| |
| #if defined (Q_OS_WIN32) || defined (Q_OS_CYGWIN) || defined(Q_OS_WINCE) |
| extern QSysInfo::WinVersion qt_winver; |
| # ifdef Q_OS_WINCE |
| extern DWORD qt_cever; |
| # endif |
| #elif defined (Q_OS_MAC) |
| extern QSysInfo::MacVersion qt_macver; |
| #endif |
| |
| typedef QHash<QByteArray, QFont> FontHash; |
| FontHash *qt_app_fonts_hash(); |
| |
| typedef QHash<QByteArray, QPalette> PaletteHash; |
| PaletteHash *qt_app_palettes_hash(); |
| |
| #define QApplicationPrivateBase QGuiApplicationPrivate |
| |
| class Q_WIDGETS_EXPORT QApplicationPrivate : public QApplicationPrivateBase |
| { |
| Q_DECLARE_PUBLIC(QApplication) |
| public: |
| QApplicationPrivate(int &argc, char **argv, int flags); |
| ~QApplicationPrivate(); |
| |
| virtual void notifyLayoutDirectionChange() Q_DECL_OVERRIDE; |
| virtual void notifyActiveWindowChange(QWindow *) Q_DECL_OVERRIDE; |
| |
| virtual bool shouldQuit() Q_DECL_OVERRIDE; |
| bool tryCloseAllWindows() Q_DECL_OVERRIDE; |
| |
| #if defined(Q_DEAD_CODE_FROM_QT4_X11) |
| #ifndef QT_NO_SETTINGS |
| static bool x11_apply_settings(); |
| #endif |
| static void reset_instance_pointer(); |
| #endif |
| #ifdef Q_OS_WINCE |
| static int autoMaximizeThreshold; |
| #endif |
| static bool autoSipEnabled; |
| static QString desktopStyleKey(); |
| |
| |
| void createEventDispatcher() Q_DECL_OVERRIDE; |
| static void dispatchEnterLeave(QWidget *enter, QWidget *leave, const QPointF &globalPosF); |
| |
| void notifyWindowIconChanged() Q_DECL_OVERRIDE; |
| |
| //modality |
| bool isWindowBlocked(QWindow *window, QWindow **blockingWindow = 0) const Q_DECL_OVERRIDE; |
| static bool isBlockedByModal(QWidget *widget); |
| static bool modalState(); |
| static bool tryModalHelper(QWidget *widget, QWidget **rettop = 0); |
| #ifdef Q_DEAD_CODE_FROM_QT4_MAC |
| static QWidget *tryModalHelper_sys(QWidget *top); |
| bool canQuit(); |
| #endif |
| |
| //style |
| static bool usesNativeStyle() |
| { |
| return !overrides_native_style; |
| } |
| |
| bool notify_helper(QObject *receiver, QEvent * e); |
| |
| void construct( |
| #ifdef Q_DEAD_CODE_FROM_QT4_X11 |
| Display *dpy = 0, Qt::HANDLE visual = 0, Qt::HANDLE cmap = 0 |
| #endif |
| ); |
| void initialize(); |
| void process_cmdline(); |
| |
| #if defined(Q_DEAD_CODE_FROM_QT4_X11) |
| static void x11_initialize_style(); |
| #endif |
| |
| static bool inPopupMode(); |
| void closePopup(QWidget *popup); |
| void openPopup(QWidget *popup); |
| static void setFocusWidget(QWidget *focus, Qt::FocusReason reason); |
| static QWidget *focusNextPrevChild_helper(QWidget *toplevel, bool next, |
| bool *wrappingOccurred = 0); |
| |
| #ifndef QT_NO_GRAPHICSVIEW |
| // Maintain a list of all scenes to ensure font and palette propagation to |
| // all scenes. |
| QList<QGraphicsScene *> scene_list; |
| #endif |
| |
| QBasicTimer toolTipWakeUp, toolTipFallAsleep; |
| QPoint toolTipPos, toolTipGlobalPos, hoverGlobalPos; |
| QPointer<QWidget> toolTipWidget; |
| |
| static QSize app_strut; |
| static QWidgetList *popupWidgets; |
| static QStyle *app_style; |
| static bool overrides_native_style; |
| static int app_cspec; |
| static QPalette *sys_pal; |
| static QPalette *set_pal; |
| |
| protected: |
| void notifyThemeChanged() Q_DECL_OVERRIDE; |
| #ifndef QT_NO_DRAGANDDROP |
| void notifyDragStarted(const QDrag *) Q_DECL_OVERRIDE; |
| #endif // QT_NO_DRAGANDDROP |
| |
| public: |
| static QFont *sys_font; |
| static QFont *set_font; |
| static QWidget *main_widget; |
| static QWidget *focus_widget; |
| static QWidget *hidden_focus_widget; |
| static QWidget *active_window; |
| #ifndef QT_NO_WHEELEVENT |
| static int wheel_scroll_lines; |
| #endif |
| |
| static int enabledAnimations; // Combination of QPlatformTheme::UiEffect |
| static bool widgetCount; // Coupled with -widgetcount switch |
| |
| static void setSystemPalette(const QPalette &pal); |
| static void setPalette_helper(const QPalette &palette, const char* className, bool clearWidgetPaletteHash); |
| static void initializeWidgetPaletteHash(); |
| static void initializeWidgetFontHash(); |
| static void setSystemFont(const QFont &font); |
| |
| #if defined(Q_DEAD_CODE_FROM_QT4_X11) |
| static void applyX11SpecificCommandLineArguments(QWidget *main_widget); |
| #endif |
| |
| static QApplicationPrivate *instance() { return self; } |
| |
| static QString styleOverride; |
| |
| #ifdef QT_KEYPAD_NAVIGATION |
| static QWidget *oldEditFocus; |
| static Qt::NavigationMode navigationMode; |
| #endif |
| |
| #if defined(Q_DEAD_CODE_FROM_QT4_MAC) || defined(Q_DEAD_CODE_FROM_QT4_X11) |
| void _q_alertTimeOut(); |
| QHash<QWidget *, QTimer *> alertTimerHash; |
| #endif |
| #ifndef QT_NO_STYLE_STYLESHEET |
| static QString styleSheet; |
| #endif |
| static QPointer<QWidget> leaveAfterRelease; |
| static QWidget *pickMouseReceiver(QWidget *candidate, const QPoint &windowPos, QPoint *pos, |
| QEvent::Type type, Qt::MouseButtons buttons, |
| QWidget *buttonDown, QWidget *alienWidget); |
| static bool sendMouseEvent(QWidget *receiver, QMouseEvent *event, QWidget *alienWidget, |
| QWidget *native, QWidget **buttonDown, QPointer<QWidget> &lastMouseReceiver, |
| bool spontaneous = true); |
| void sendSyntheticEnterLeave(QWidget *widget); |
| |
| static QWindow *windowForWidget(const QWidget *widget) |
| { |
| if (QWindow *window = widget->windowHandle()) |
| return window; |
| if (const QWidget *nativeParent = widget->nativeParentWidget()) |
| return nativeParent->windowHandle(); |
| return 0; |
| } |
| |
| #ifdef Q_OS_WIN |
| static HWND getHWNDForWidget(const QWidget *widget) |
| { |
| if (QWindow *window = windowForWidget(widget)) |
| if (window->handle()) |
| return static_cast<HWND> (QGuiApplication::platformNativeInterface()-> |
| nativeResourceForWindow(QByteArrayLiteral("handle"), window)); |
| return 0; |
| } |
| #endif |
| |
| #ifndef QT_NO_GESTURES |
| QGestureManager *gestureManager; |
| QWidget *gestureWidget; |
| #endif |
| #if defined(Q_DEAD_CODE_FROM_QT4_X11) || defined(Q_DEAD_CODE_FROM_QT4_WIN) |
| QPixmap *move_cursor; |
| QPixmap *copy_cursor; |
| QPixmap *link_cursor; |
| #endif |
| #if defined(Q_DEAD_CODE_FROM_QT4_WIN) |
| QPixmap *ignore_cursor; |
| #endif |
| |
| static bool updateTouchPointsForWidget(QWidget *widget, QTouchEvent *touchEvent); |
| void initializeMultitouch(); |
| void initializeMultitouch_sys(); |
| void cleanupMultitouch(); |
| void cleanupMultitouch_sys(); |
| QWidget *findClosestTouchPointTarget(QTouchDevice *device, const QTouchEvent::TouchPoint &touchPoint); |
| void appendTouchPoint(const QTouchEvent::TouchPoint &touchPoint); |
| void removeTouchPoint(int touchPointId); |
| static bool translateRawTouchEvent(QWidget *widget, |
| QTouchDevice *device, |
| const QList<QTouchEvent::TouchPoint> &touchPoints, |
| ulong timestamp); |
| static void translateTouchCancel(QTouchDevice *device, ulong timestamp); |
| |
| QPixmap applyQIconStyleHelper(QIcon::Mode mode, const QPixmap& base) const Q_DECL_OVERRIDE; |
| private: |
| static QApplicationPrivate *self; |
| static bool tryCloseAllWidgetWindows(QWindowList *processedWindows); |
| |
| static void giveFocusAccordingToFocusPolicy(QWidget *w, QEvent *event, QPoint localPos); |
| static bool shouldSetFocus(QWidget *w, Qt::FocusPolicy policy); |
| |
| |
| static bool isAlien(QWidget *); |
| }; |
| |
| #if defined(Q_DEAD_CODE_FROM_QT4_WIN) |
| extern void qt_win_set_cursor(QWidget *, bool); |
| #elif defined(Q_DEAD_CODE_FROM_QT4_X11) |
| extern void qt_x11_enforce_cursor(QWidget *, bool); |
| extern void qt_x11_enforce_cursor(QWidget *); |
| #else |
| extern void qt_qpa_set_cursor(QWidget * w, bool force); |
| #endif |
| |
| QT_END_NAMESPACE |
| |
| #endif // QAPPLICATION_P_H |