diff options
Diffstat (limited to 'src/gui/kernel/qwidget_p.h')
| -rw-r--r-- | src/gui/kernel/qwidget_p.h | 1036 |
1 files changed, 0 insertions, 1036 deletions
diff --git a/src/gui/kernel/qwidget_p.h b/src/gui/kernel/qwidget_p.h deleted file mode 100644 index 5252397f61..0000000000 --- a/src/gui/kernel/qwidget_p.h +++ /dev/null @@ -1,1036 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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, Nokia gives you certain additional -** rights. These rights are described in the Nokia 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 met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QWIDGET_P_H -#define QWIDGET_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 and qfiledialog.cpp. This header -// file may change from version to version without notice, or even be removed. -// -// We mean it. -// - -#include "QtGui/qwidget.h" -#include "private/qobject_p.h" -#include "QtCore/qrect.h" -#include "QtCore/qlocale.h" -#include "QtCore/qset.h" -#include "QtGui/qregion.h" -#include "QtGui/qsizepolicy.h" -#include "QtGui/qstyle.h" -#include "QtGui/qapplication.h" -#include <private/qgraphicseffect_p.h> -#include "QtGui/qgraphicsproxywidget.h" -#include "QtGui/qgraphicsscene.h" -#include "QtGui/qgraphicsview.h" -#include <private/qgesture_p.h> - -#ifdef Q_WS_WIN -#include "QtCore/qt_windows.h" -#include <private/qdnd_p.h> -#endif // Q_WS_WIN - -#ifdef Q_WS_X11 -#include "QtGui/qx11info_x11.h" -#endif - -#ifdef Q_WS_MAC -#include <private/qt_mac_p.h> -#endif - -#if defined(Q_WS_QWS) -#include "QtGui/qinputcontext.h" -#include "QtGui/qscreen_qws.h" -#endif - -#if defined(Q_OS_SYMBIAN) -class RDrawableWindow; -class CCoeControl; -#endif - -QT_BEGIN_NAMESPACE - -// Extra QWidget data -// - to minimize memory usage for members that are seldom used. -// - top-level widgets have extra extra data to reduce cost further -#if defined(Q_WS_QWS) -class QWSManager; -#endif -#if defined(Q_WS_MAC) -class QCoreGraphicsPaintEnginePrivate; -#endif -#if defined(Q_WS_QPA) -class QPlatformWindow; -#endif -class QPaintEngine; -class QPixmap; -class QWidgetBackingStore; -class QGraphicsProxyWidget; -class QWidgetItemV2; - -class QStyle; - -class QUnifiedToolbarSurface; - -class Q_AUTOTEST_EXPORT QWidgetBackingStoreTracker -{ - -public: - QWidgetBackingStoreTracker(); - ~QWidgetBackingStoreTracker(); - - void create(QWidget *tlw); - void destroy(); - - void registerWidget(QWidget *w); - void unregisterWidget(QWidget *w); - void unregisterWidgetSubtree(QWidget *w); - - inline QWidgetBackingStore* data() - { - return m_ptr; - } - - inline QWidgetBackingStore* operator->() - { - return m_ptr; - } - - inline QWidgetBackingStore& operator*() - { - return *m_ptr; - } - - inline operator bool() const - { - return (0 != m_ptr); - } - -private: - Q_DISABLE_COPY(QWidgetBackingStoreTracker) - -private: - QWidgetBackingStore* m_ptr; - QSet<QWidget *> m_widgets; -}; - -struct QTLWExtra { - // *************************** Cross-platform variables ***************************** - - // Regular pointers (keep them together to avoid gaps on 64 bits architectures). - QIcon *icon; // widget icon - QPixmap *iconPixmap; - QWidgetBackingStoreTracker backingStore; - QWindowSurface *windowSurface; - QPainter *sharedPainter; - - // Implicit pointers (shared_null). - QString caption; // widget caption - QString iconText; // widget icon text - QString role; // widget role - QString filePath; // widget file path - - // Other variables. - short incw, inch; // size increments - short basew, baseh; // base sizes - // frame strut, don't use these directly, use QWidgetPrivate::frameStrut() instead. - QRect frameStrut; - QRect normalGeometry; // used by showMin/maximized/FullScreen - Qt::WindowFlags savedFlags; // Save widget flags while showing fullscreen - - // *************************** Cross-platform bit fields **************************** - uint opacity : 8; - uint posFromMove : 1; - uint sizeAdjusted : 1; - uint inTopLevelResize : 1; - uint inRepaint : 1; - uint embedded : 1; - - // *************************** Platform specific values (bit fields first) ********** -#if defined(Q_WS_X11) // <----------------------------------------------------------- X11 - uint spont_unmapped: 1; // window was spontaneously unmapped - uint dnd : 1; // DND properties installed - uint validWMState : 1; // is WM_STATE valid? - uint waitingForMapNotify : 1; // show() has been called, haven't got the MapNotify yet - WId parentWinId; // parent window Id (valid after reparenting) - WId userTimeWindow; // window id that contains user-time timestamp when WM supports a _NET_WM_USER_TIME_WINDOW atom - QPoint fullScreenOffset; -#ifndef QT_NO_XSYNC - WId syncUpdateCounter; - ulong syncRequestTimestamp; - qint32 newCounterValueHi; - quint32 newCounterValueLo; -#endif -#elif defined(Q_WS_WIN) // <--------------------------------------------------------- WIN - uint hotkeyRegistered: 1; // Hot key from the STARTUPINFO has been registered. - HICON winIconBig; // internal big Windows icon - HICON winIconSmall; // internal small Windows icon -#elif defined(Q_WS_MAC) // <--------------------------------------------------------- MAC - uint resizer : 4; - uint isSetGeometry : 1; - uint isMove : 1; - quint32 wattr; - quint32 wclass; - WindowGroupRef group; - IconRef windowIcon; // the current window icon, if set with setWindowIcon_sys. - quint32 savedWindowAttributesFromMaximized; // Saved attributes from when the calling updateMaximizeButton_sys() -#ifdef QT_MAC_USE_COCOA - // This value is just to make sure we maximize and restore to the right location, yet we allow apps to be maximized and - // manually resized. - // The name is misleading, since this is set when maximizing the window. It is a hint to saveGeometry(..) to record the - // starting position as 0,0 instead of the normal starting position. - bool wasMaximized; -#endif // QT_MAC_USE_COCOA - -#elif defined(Q_WS_QWS) // <--------------------------------------------------------- QWS -#ifndef QT_NO_QWS_MANAGER - QWSManager *qwsManager; -#endif -#elif defined(Q_OS_SYMBIAN) - uint inExpose : 1; // Prevents drawing recursion - uint nativeWindowTransparencyEnabled : 1; // Tracks native window transparency -#elif defined(Q_WS_QPA) - QPlatformWindow *platformWindow; - QPlatformWindowFormat platformWindowFormat; - quint32 screenIndex; // index in qplatformscreenlist -#endif -}; - -struct QWExtra { - // *************************** Cross-platform variables ***************************** - - // Regular pointers (keep them together to avoid gaps on 64 bits architectures). - void *glContext; // if the widget is hijacked by QGLWindowSurface - QTLWExtra *topextra; // only useful for TLWs -#ifndef QT_NO_GRAPHICSVIEW - QGraphicsProxyWidget *proxyWidget; // if the widget is embedded -#endif -#ifndef QT_NO_CURSOR - QCursor *curs; -#endif - QPointer<QStyle> style; - QPointer<QWidget> focus_proxy; - - // Implicit pointers (shared_empty/shared_null). - QRegion mask; // widget mask - QString styleSheet; - - // Other variables. - qint32 minw; - qint32 minh; // minimum size - qint32 maxw; - qint32 maxh; // maximum size - quint16 customDpiX; - quint16 customDpiY; - QSize staticContentsSize; - - // *************************** Cross-platform bit fields **************************** - uint explicitMinSize : 2; - uint explicitMaxSize : 2; - uint autoFillBackground : 1; - uint nativeChildrenForced : 1; - uint inRenderWithPainter : 1; - uint hasMask : 1; - - // *************************** Platform specific values (bit fields first) ********** -#if defined(Q_WS_WIN) // <----------------------------------------------------------- WIN -#ifndef QT_NO_DRAGANDDROP - QOleDropTarget *dropTarget; // drop target - QList<QPointer<QWidget> > oleDropWidgets; -#endif -#elif defined(Q_WS_X11) // <--------------------------------------------------------- X11 - uint compress_events : 1; - WId xDndProxy; // XDND forwarding to embedded windows -#elif defined(Q_WS_MAC) // <------------------------------------------------------ MAC -#ifdef QT_MAC_USE_COCOA - // Cocoa Mask stuff - QImage maskBits; - CGImageRef imageMask; -#endif -#elif defined(Q_OS_SYMBIAN) // <----------------------------------------------------- Symbian - uint activated : 1; // RWindowBase::Activated has been called - - /** - * If this bit is set, each native widget receives the signals from the - * Symbian control immediately before and immediately after draw ops are - * sent to the window server for this control: - * void beginNativePaintEvent(const QRect &paintRect); - * void endNativePaintEvent(const QRect &paintRect); - */ - uint receiveNativePaintEvents : 1; - - /** - * Defines the behaviour of QSymbianControl::Draw. - */ - enum NativePaintMode { - /** - * Normal drawing mode: blits the required region of the backing store - * via WSERV. - */ - Blit, - - /** - * Disable drawing for this widget. - */ - Disable, - - /** - * Paint zeros into the WSERV framebuffer, using BitGDI APIs. For windows - * with an EColor16MU display mode, zero is written only into the R, G and B - * channels of the pixel. - */ - ZeroFill, - - /** - * Blit backing store, propagating alpha channel into the framebuffer. - */ - BlitWriteAlpha, - - Default = Blit - }; - - NativePaintMode nativePaintMode; - -#endif -}; - -/*! - \internal - - Returns true if \a p or any of its parents enable the - Qt::BypassGraphicsProxyWidget window flag. Used in QWidget::show() and - QWidget::setParent() to determine whether it's necessary to embed the - widget into a QGraphicsProxyWidget or not. -*/ -static inline bool bypassGraphicsProxyWidget(const QWidget *p) -{ - while (p) { - if (p->windowFlags() & Qt::BypassGraphicsProxyWidget) - return true; - p = p->parentWidget(); - } - return false; -} - -class Q_GUI_EXPORT QWidgetPrivate : public QObjectPrivate -{ - Q_DECLARE_PUBLIC(QWidget) - -public: - // *************************** Cross-platform *************************************** - enum DrawWidgetFlags { - DrawAsRoot = 0x01, - DrawPaintOnScreen = 0x02, - DrawRecursive = 0x04, - DrawInvisible = 0x08, - DontSubtractOpaqueChildren = 0x10, - DontSetCompositionMode = 0x20, - DontDrawOpaqueChildren = 0x40, - DontDrawNativeChildren = 0x80 - }; - - enum CloseMode { - CloseNoEvent, - CloseWithEvent, - CloseWithSpontaneousEvent - }; - - enum Direction { - DirectionNorth = 0x01, - DirectionEast = 0x10, - DirectionSouth = 0x02, - DirectionWest = 0x20 - }; - - // Functions. - explicit QWidgetPrivate(int version = QObjectPrivateVersion); - ~QWidgetPrivate(); - - QWExtra *extraData() const; - QTLWExtra *topData() const; - QTLWExtra *maybeTopData() const; - QPainter *sharedPainter() const; - void setSharedPainter(QPainter *painter); - QWidgetBackingStore *maybeBackingStore() const; - void init(QWidget *desktopWidget, Qt::WindowFlags f); - void create_sys(WId window, bool initializeWindow, bool destroyOldWindow); - void createRecursively(); - void createWinId(WId id = 0); - - void createTLExtra(); - void createExtra(); - void deleteExtra(); - void createSysExtra(); - void deleteSysExtra(); - void createTLSysExtra(); - void deleteTLSysExtra(); - void updateSystemBackground(); - void propagatePaletteChange(); - - void setPalette_helper(const QPalette &); - void resolvePalette(); - QPalette naturalWidgetPalette(uint inheritedMask) const; - - void setMask_sys(const QRegion &); -#ifdef Q_OS_SYMBIAN - void setSoftKeys_sys(const QList<QAction*> &softkeys); - void activateSymbianWindow(WId wid = 0); - void _q_delayedDestroy(WId winId); -#endif - - void raise_sys(); - void lower_sys(); - void stackUnder_sys(QWidget *); - - void setFocus_sys(); - - void updateFont(const QFont &); - inline void setFont_helper(const QFont &font) { - if (data.fnt == font && data.fnt.resolve() == font.resolve()) - return; - updateFont(font); - } - void resolveFont(); - QFont naturalWidgetFont(uint inheritedMask) const; - - void setLayoutDirection_helper(Qt::LayoutDirection); - void resolveLayoutDirection(); - - void setLocale_helper(const QLocale &l, bool forceUpdate = false); - void resolveLocale(); - - void setStyle_helper(QStyle *newStyle, bool propagate, bool metalHack = false); - void inheritStyle(); - - void setUpdatesEnabled_helper(bool ); - - void paintBackground(QPainter *, const QRegion &, int flags = DrawAsRoot) const; - bool isAboutToShow() const; - QRegion prepareToRender(const QRegion ®ion, QWidget::RenderFlags renderFlags); - void render_helper(QPainter *painter, const QPoint &targetOffset, const QRegion &sourceRegion, - QWidget::RenderFlags renderFlags); - void render(QPaintDevice *target, const QPoint &targetOffset, const QRegion &sourceRegion, - QWidget::RenderFlags renderFlags, bool readyToRender); - void drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QPoint &offset, int flags, - QPainter *sharedPainter = 0, QWidgetBackingStore *backingStore = 0); - - - void paintSiblingsRecursive(QPaintDevice *pdev, const QObjectList& children, int index, - const QRegion &rgn, const QPoint &offset, int flags -#ifdef Q_BACKINGSTORE_SUBSURFACES - , const QWindowSurface *currentSurface -#endif - , QPainter *sharedPainter, QWidgetBackingStore *backingStore); - - - QPainter *beginSharedPainter(); - bool endSharedPainter(); -#ifndef QT_NO_GRAPHICSVIEW - static QGraphicsProxyWidget * nearestGraphicsProxyWidget(const QWidget *origin); -#endif - QWindowSurface *createDefaultWindowSurface(); - QWindowSurface *createDefaultWindowSurface_sys(); - void repaint_sys(const QRegion &rgn); - - QRect clipRect() const; - QRegion clipRegion() const; - void subtractOpaqueChildren(QRegion &rgn, const QRect &clipRect) const; - void subtractOpaqueSiblings(QRegion &source, bool *hasDirtySiblingsAbove = 0, - bool alsoNonOpaque = false) const; - void clipToEffectiveMask(QRegion ®ion) const; - void updateIsOpaque(); - void setOpaque(bool opaque); - void updateIsTranslucent(); - bool paintOnScreen() const; -#ifndef QT_NO_GRAPHICSEFFECT - void invalidateGraphicsEffectsRecursively(); -#endif //QT_NO_GRAPHICSEFFECT - - const QRegion &getOpaqueChildren() const; - void setDirtyOpaqueRegion(); - - bool close_helper(CloseMode mode); - - void setWindowIcon_helper(); - void setWindowIcon_sys(bool forceReset = false); - void setWindowOpacity_sys(qreal opacity); - void adjustQuitOnCloseAttribute(); - - void scrollChildren(int dx, int dy); - void moveRect(const QRect &, int dx, int dy); - void scrollRect(const QRect &, int dx, int dy); - void invalidateBuffer_resizeHelper(const QPoint &oldPos, const QSize &oldSize); - // ### Qt 4.6: Merge into a template function (after MSVC isn't supported anymore). - void invalidateBuffer(const QRegion &); - void invalidateBuffer(const QRect &); - bool isOverlapped(const QRect&) const; - void syncBackingStore(); - void syncBackingStore(const QRegion ®ion); - - void reparentFocusWidgets(QWidget *oldtlw); - - static int pointToRect(const QPoint &p, const QRect &r); - - void setWinId(WId); - void showChildren(bool spontaneous); - void hideChildren(bool spontaneous); - void setParent_sys(QWidget *parent, Qt::WindowFlags); - void scroll_sys(int dx, int dy); - void scroll_sys(int dx, int dy, const QRect &r); - void deactivateWidgetCleanup(); - void setGeometry_sys(int, int, int, int, bool); - void sendPendingMoveAndResizeEvents(bool recursive = false, bool disableUpdates = false); - void activateChildLayoutsRecursively(); - void show_recursive(); - void show_helper(); - void show_sys(); - void hide_sys(); - void hide_helper(); - void _q_showIfNotHidden(); - - void setEnabled_helper(bool); - void registerDropSite(bool); - static void adjustFlags(Qt::WindowFlags &flags, QWidget *w = 0); - - void updateFrameStrut(); - QRect frameStrut() const; - -#ifdef QT_KEYPAD_NAVIGATION - static bool navigateToDirection(Direction direction); - static QWidget *widgetInNavigationDirection(Direction direction); - static bool canKeypadNavigate(Qt::Orientation orientation); - static bool inTabWidget(QWidget *widget); -#endif - - void setWindowIconText_sys(const QString &cap); - void setWindowIconText_helper(const QString &cap); - void setWindowTitle_sys(const QString &cap); - -#ifndef QT_NO_CURSOR - void setCursor_sys(const QCursor &cursor); - void unsetCursor_sys(); -#endif - - void setWindowTitle_helper(const QString &cap); - void setWindowFilePath_helper(const QString &filePath); - - bool setMinimumSize_helper(int &minw, int &minh); - bool setMaximumSize_helper(int &maxw, int &maxh); - virtual bool hasHeightForWidth() const; - void setConstraints_sys(); - bool pointInsideRectAndMask(const QPoint &) const; - QWidget *childAt_helper(const QPoint &, bool) const; - QWidget *childAtRecursiveHelper(const QPoint &p, bool, bool includeFrame = false) const; - void updateGeometry_helper(bool forceUpdate); - - void getLayoutItemMargins(int *left, int *top, int *right, int *bottom) const; - void setLayoutItemMargins(int left, int top, int right, int bottom); - void setLayoutItemMargins(QStyle::SubElement element, const QStyleOption *opt = 0); - - // aboutToDestroy() is called just before the contents of - // QWidget::destroy() is executed. It's used to signal QWidget - // sub-classes that their internals are about to be released. - virtual void aboutToDestroy() {} - - QInputContext *assignedInputContext() const; - QInputContext *inputContext() const; - inline QWidget *effectiveFocusWidget() { - QWidget *w = q_func(); - while (w->focusProxy()) - w = w->focusProxy(); - return w; - } - - void setModal_sys(); - - // This is an helper function that return the available geometry for - // a widget and takes care is this one is in QGraphicsView. - // If the widget is not embed in a scene then the geometry available is - // null, we let QDesktopWidget decide for us. - static QRect screenGeometry(const QWidget *widget) - { - QRect screen; -#ifndef QT_NO_GRAPHICSVIEW - QGraphicsProxyWidget *ancestorProxy = widget->d_func()->nearestGraphicsProxyWidget(widget); - //It's embedded if it has an ancestor - if (ancestorProxy) { - if (!bypassGraphicsProxyWidget(widget) && ancestorProxy->scene() != 0) { - // One view, let be smart and return the viewport rect then the popup is aligned - if (ancestorProxy->scene()->views().size() == 1) { - QGraphicsView *view = ancestorProxy->scene()->views().at(0); - screen = view->mapToScene(view->viewport()->rect()).boundingRect().toRect(); - } else { - screen = ancestorProxy->scene()->sceneRect().toRect(); - } - } - } -#endif - return screen; - } - - inline void setRedirected(QPaintDevice *replacement, const QPoint &offset) - { - Q_ASSERT(q_func()->testAttribute(Qt::WA_WState_InPaintEvent)); - redirectDev = replacement; - redirectOffset = offset; - } - - inline QPaintDevice *redirected(QPoint *offset) const - { - if (offset) - *offset = redirectDev ? redirectOffset : QPoint(); - return redirectDev; - } - - inline void restoreRedirected() - { redirectDev = 0; } - - inline void enforceNativeChildren() - { - if (!extra) - createExtra(); - - if (extra->nativeChildrenForced) - return; - extra->nativeChildrenForced = 1; - - for (int i = 0; i < children.size(); ++i) { - if (QWidget *child = qobject_cast<QWidget *>(children.at(i))) - child->setAttribute(Qt::WA_NativeWindow); - } - } - - inline bool nativeChildrenForced() const - { - return extra ? extra->nativeChildrenForced : false; - } - - inline QRect effectiveRectFor(const QRect &rect) const - { -#ifndef QT_NO_GRAPHICSEFFECT - if (graphicsEffect && graphicsEffect->isEnabled()) - return graphicsEffect->boundingRectFor(rect).toAlignedRect(); -#endif //QT_NO_GRAPHICSEFFECT - return rect; - } - - QSize adjustedSize() const; - - inline void handleSoftwareInputPanel(Qt::MouseButton button, bool clickCausedFocus) - { - Q_Q(QWidget); - if (button == Qt::LeftButton && qApp->autoSipEnabled()) { - QStyle::RequestSoftwareInputPanel behavior = QStyle::RequestSoftwareInputPanel( - q->style()->styleHint(QStyle::SH_RequestSoftwareInputPanel)); - if (!clickCausedFocus || behavior == QStyle::RSIP_OnMouseClick) { - QEvent event(QEvent::RequestSoftwareInputPanel); - QApplication::sendEvent(q, &event); - } - } - } - -#ifndef Q_WS_QWS // Almost cross-platform :-) - void setWSGeometry(bool dontShow=false, const QRect &oldRect = QRect()); - - inline QPoint mapToWS(const QPoint &p) const - { return p - data.wrect.topLeft(); } - - inline QPoint mapFromWS(const QPoint &p) const - { return p + data.wrect.topLeft(); } - - inline QRect mapToWS(const QRect &r) const - { QRect rr(r); rr.translate(-data.wrect.topLeft()); return rr; } - - inline QRect mapFromWS(const QRect &r) const - { QRect rr(r); rr.translate(data.wrect.topLeft()); return rr; } -#endif - - // Variables. - // Regular pointers (keep them together to avoid gaps on 64 bit architectures). - QWExtra *extra; - QWidget *focus_next; - QWidget *focus_prev; - QWidget *focus_child; - QLayout *layout; - QRegion *needsFlush; - QPaintDevice *redirectDev; - QWidgetItemV2 *widgetItem; - QPaintEngine *extraPaintEngine; - mutable const QMetaObject *polished; - QGraphicsEffect *graphicsEffect; - // All widgets are added into the allWidgets set. Once - // they receive a window id they are also added to the mapper. - // This should just ensure that all widgets are deleted by QApplication - static QWidgetMapper *mapper; - static QWidgetSet *allWidgets; -#if !defined(QT_NO_IM) - QPointer<QInputContext> ic; - Qt::InputMethodHints imHints; -#endif -#ifdef QT_KEYPAD_NAVIGATION - static QPointer<QWidget> editingWidget; -#endif - - // Implicit pointers (shared_null/shared_empty). - QRegion opaqueChildren; - QRegion dirty; -#ifndef QT_NO_TOOLTIP - QString toolTip; -#endif -#ifndef QT_NO_STATUSTIP - QString statusTip; -#endif -#ifndef QT_NO_WHATSTHIS - QString whatsThis; -#endif -#ifndef QT_NO_ACCESSIBILITY - QString accessibleName; - QString accessibleDescription; -#endif - - // Other variables. - uint inheritedFontResolveMask; - uint inheritedPaletteResolveMask; - short leftmargin; - short topmargin; - short rightmargin; - short bottommargin; - signed char leftLayoutItemMargin; - signed char topLayoutItemMargin; - signed char rightLayoutItemMargin; - signed char bottomLayoutItemMargin; - static int instanceCounter; // Current number of widget instances - static int maxInstances; // Maximum number of widget instances - Qt::HANDLE hd; - QWidgetData data; - QSizePolicy size_policy; - QLocale locale; - QPoint redirectOffset; -#ifndef QT_NO_ACTION - QList<QAction*> actions; -#endif -#ifndef QT_NO_GESTURES - QMap<Qt::GestureType, Qt::GestureFlags> gestureContext; -#endif - - // Bit fields. - uint high_attributes[4]; // the low ones are in QWidget::widget_attributes - QPalette::ColorRole fg_role : 8; - QPalette::ColorRole bg_role : 8; - uint dirtyOpaqueChildren : 1; - uint isOpaque : 1; - uint inDirtyList : 1; - uint isScrolled : 1; - uint isMoved : 1; - uint isGLWidget : 1; - uint usesDoubleBufferedGLContext : 1; -#ifndef QT_NO_IM - uint inheritsInputMethodHints : 1; -#endif - uint inSetParent : 1; - - // *************************** Platform specific ************************************ -#if defined(Q_WS_X11) // <----------------------------------------------------------- X11 - QX11Info xinfo; - Qt::HANDLE picture; - static QWidget *mouseGrabber; - static QWidget *keyboardGrabber; - - void setWindowRole(); - void sendStartupMessage(const char *message) const; - void setNetWmWindowTypes(); - void x11UpdateIsOpaque(); - bool isBackgroundInherited() const; - void updateX11AcceptFocus(); - QPoint mapToGlobal(const QPoint &pos) const; - QPoint mapFromGlobal(const QPoint &pos) const; -#elif defined(Q_WS_WIN) // <--------------------------------------------------------- WIN - uint noPaintOnScreen : 1; // see qwidget_win.cpp ::paintEngine() -#ifndef QT_NO_GESTURES - uint nativeGesturePanEnabled : 1; -#endif - bool shouldShowMaximizeButton(); - void winUpdateIsOpaque(); - void reparentChildren(); -#ifndef QT_NO_DRAGANDDROP - QOleDropTarget *registerOleDnd(QWidget *widget); - void unregisterOleDnd(QWidget *widget, QOleDropTarget *target); -#endif - void grabMouseWhileInWindow(); - void registerTouchWindow(); - void winSetupGestures(); -#elif defined(Q_WS_MAC) // <--------------------------------------------------------- MAC - // This is new stuff - uint needWindowChange : 1; - - // Each wiget keeps a list of all its child and grandchild OpenGL widgets. - // This list is used to update the gl context whenever a parent and a granparent - // moves, and also to check for intersections with gl widgets within the window - // when a widget moves. - struct GlWidgetInfo - { - GlWidgetInfo(QWidget *widget) : widget(widget), lastUpdateWidget(0) { } - bool operator==(const GlWidgetInfo &other) const { return (widget == other.widget); } - QWidget * widget; - QWidget * lastUpdateWidget; - }; - - // dirtyOnWidget contains the areas in the widget that needs to be repained, - // in the same way as dirtyOnScreen does for the window. Areas are added in - // dirtyWidget_sys and cleared in the paint event. In scroll_sys we then use - // this information repaint invalid areas when widgets are scrolled. - QRegion dirtyOnWidget; - EventHandlerRef window_event; - QList<GlWidgetInfo> glWidgets; - - //these are here just for code compat (HIViews) - Qt::HANDLE qd_hd; - - void macUpdateSizeAttribute(); - void macUpdateHideOnSuspend(); - void macUpdateOpaqueSizeGrip(); - void macUpdateIgnoreMouseEvents(); - void macUpdateMetalAttribute(); - void macUpdateIsOpaque(); - void macSetNeedsDisplay(QRegion region); - void setEnabled_helper_sys(bool enable); - bool isRealWindow() const; - void adjustWithinMaxAndMinSize(int &w, int &h); - void applyMaxAndMinSizeOnWindow(); - void update_sys(const QRect &rect); - void update_sys(const QRegion &rgn); - void setGeometry_sys_helper(int, int, int, int, bool); - void setWindowModified_sys(bool b); - void updateMaximizeButton_sys(); - void setWindowFilePath_sys(const QString &filePath); - void createWindow_sys(); - void recreateMacWindow(); -#ifndef QT_MAC_USE_COCOA - void initWindowPtr(); - void finishCreateWindow_sys_Carbon(OSWindowRef windowRef); -#else - void setSubWindowStacking(bool set); - void setWindowLevel(); - void finishCreateWindow_sys_Cocoa(void * /*NSWindow * */ windowRef); - void syncCocoaMask(); - void finishCocoaMaskSetup(); - void syncUnifiedMode(); - // Did we add the drawRectOriginal method? - bool drawRectOriginalAdded; - // Is the original drawRect method available? - bool originalDrawMethod; - // Do we need to change the methods? - bool changeMethods; - - // Unified toolbar variables - bool isInUnifiedToolbar; - QUnifiedToolbarSurface *unifiedSurface; - QPoint toolbar_offset; - QWidget *toolbar_ancestor; - bool flushRequested; - bool touchEventsEnabled; -#endif // QT_MAC_USE_COCOA - void determineWindowClass(); - void transferChildren(); - bool qt_mac_dnd_event(uint, DragRef); - void toggleDrawers(bool); - //mac event functions - static bool qt_create_root_win(); - static void qt_clean_root_win(); - static bool qt_mac_update_sizer(QWidget *, int up = 0); - static OSStatus qt_window_event(EventHandlerCallRef er, EventRef event, void *); - static OSStatus qt_widget_event(EventHandlerCallRef er, EventRef event, void *); - static bool qt_widget_rgn(QWidget *, short, RgnHandle, bool); - void registerTouchWindow(bool enable = true); -#elif defined(Q_WS_QWS) // <--------------------------------------------------------- QWS - void setMaxWindowState_helper(); - void setFullScreenSize_helper(); - void moveSurface(QWindowSurface *surface, const QPoint &offset); - QRegion localRequestedRegion() const; - QRegion localAllocatedRegion() const; - - friend class QWSManager; - friend class QWSManagerPrivate; - friend class QDecoration; -#ifndef QT_NO_CURSOR - void updateCursor() const; -#endif - QScreen* getScreen() const; -#elif defined(Q_WS_QPA) // <--------------------------------------------------------- QPA - void setMaxWindowState_helper(); - void setFullScreenSize_helper(); -#ifndef QT_NO_CURSOR - void updateCursor() const; -#endif -#elif defined(Q_OS_SYMBIAN) // <--------------------------------------------------------- SYMBIAN - static QWidget *mouseGrabber; - static QWidget *keyboardGrabber; - int symbianScreenNumber; // only valid for desktop widget and top-levels - bool fixNativeOrientationCalled; - void s60UpdateIsOpaque(); - void reparentChildren(); - void registerTouchWindow(); -#endif - -}; - -struct QWidgetPaintContext -{ - inline QWidgetPaintContext(QPaintDevice *d, const QRegion &r, const QPoint &o, int f, - QPainter *p, QWidgetBackingStore *b) - : pdev(d), rgn(r), offset(o), flags(f), sharedPainter(p), backingStore(b), painter(0) {} - - QPaintDevice *pdev; - QRegion rgn; - QPoint offset; - int flags; - QPainter *sharedPainter; - QWidgetBackingStore *backingStore; - QPainter *painter; -}; - -#ifndef QT_NO_GRAPHICSEFFECT -class QWidgetEffectSourcePrivate : public QGraphicsEffectSourcePrivate -{ -public: - QWidgetEffectSourcePrivate(QWidget *widget) - : QGraphicsEffectSourcePrivate(), m_widget(widget), context(0), updateDueToGraphicsEffect(false) - {} - - inline void detach() - { m_widget->d_func()->graphicsEffect = 0; } - - inline const QGraphicsItem *graphicsItem() const - { return 0; } - - inline const QWidget *widget() const - { return m_widget; } - - inline void update() - { - updateDueToGraphicsEffect = true; - m_widget->update(); - updateDueToGraphicsEffect = false; - } - - inline bool isPixmap() const - { return false; } - - inline void effectBoundingRectChanged() - { - // ### This function should take a rect parameter; then we can avoid - // updating too much on the parent widget. - if (QWidget *parent = m_widget->parentWidget()) - parent->update(); - else - update(); - } - - inline const QStyleOption *styleOption() const - { return 0; } - - inline QRect deviceRect() const - { return m_widget->window()->rect(); } - - QRectF boundingRect(Qt::CoordinateSystem system) const; - void draw(QPainter *p); - QPixmap pixmap(Qt::CoordinateSystem system, QPoint *offset, - QGraphicsEffect::PixmapPadMode mode) const; - - QWidget *m_widget; - QWidgetPaintContext *context; - QTransform lastEffectTransform; - bool updateDueToGraphicsEffect; -}; -#endif //QT_NO_GRAPHICSEFFECT - -inline QWExtra *QWidgetPrivate::extraData() const -{ - return extra; -} - -inline QTLWExtra *QWidgetPrivate::topData() const -{ - const_cast<QWidgetPrivate *>(this)->createTLExtra(); - return extra->topextra; -} - -inline QTLWExtra *QWidgetPrivate::maybeTopData() const -{ - return extra ? extra->topextra : 0; -} - -inline QPainter *QWidgetPrivate::sharedPainter() const -{ - Q_Q(const QWidget); - QTLWExtra *x = q->window()->d_func()->maybeTopData(); - return x ? x->sharedPainter : 0; -} - -inline void QWidgetPrivate::setSharedPainter(QPainter *painter) -{ - Q_Q(QWidget); - QTLWExtra *x = q->window()->d_func()->topData(); - x->sharedPainter = painter; -} - -inline bool QWidgetPrivate::pointInsideRectAndMask(const QPoint &p) const -{ - Q_Q(const QWidget); - return q->rect().contains(p) && (!extra || !extra->hasMask || q->testAttribute(Qt::WA_MouseNoMask) - || extra->mask.contains(p)); -} - -inline QWidgetBackingStore *QWidgetPrivate::maybeBackingStore() const -{ - Q_Q(const QWidget); - QTLWExtra *x = q->window()->d_func()->maybeTopData(); - return x ? x->backingStore.data() : 0; -} - -QT_END_NAMESPACE - -#endif // QWIDGET_P_H |