Added TQt4 HEAD

1 files changed, 334 insertions, 0 deletions

diff --git a/experimental/tqtinterface/qt4/include/private/qt4_qwidget_p.h b/experimental/tqtinterface/qt4/include/private/qt4_qwidget_p.h
new file mode 100644
index 000000000..c0f6ec77e
--- /dev/null
+++ b/experimental/tqtinterface/qt4/include/private/qt4_qwidget_p.h
@@ -0,0 +1,334 @@
+// -----------------------------------------------------------------------------------
+// Large chunks of this file are taken straight from the qwidget_p.h file in Qt4
+//
+// Specifically, these structures and classes must be kept in sync with Qt4:
+// QWidgetBackingStoreTracker
+// QTLWExtra
+// QWExtra
+// The same applies to the implementations defined in tqwidget.cpp
+//
+// Enjoy!
+// -----------------------------------------------------------------------------------
+
+#ifndef QWIDGET_P_H
+#define QWIDGET_P_H
+
+#include <Qt/qpointer.h>
+#include <Qt/qset.h>
+
+// 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
+class QPaintEngine;
+class QPixmap;
+class QWidgetBackingStore;
+class QGraphicsProxyWidget;
+class QWidgetItemV2;
+
+class Q_AUTOTEST_EXPORT QWidgetBackingStoreTracker
+{
+
+public:
+    QWidgetBackingStoreTracker();
+    ~QWidgetBackingStoreTracker();
+
+    void create(QWidget *tlw);
+    void destroy();
+
+    void registerWidget(QWidget *w);
+    void unregisterWidget(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; // tqparent window Id (valid after reparenting)
+    WId userTimeWindow; // window id that tqcontains 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
+#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 tqmask; // widget tqmask
+    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 Q_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,
+
+        Default = Blit
+    };
+
+    NativePaintMode nativePaintMode;
+
+#endif
+};
+
+class Q_GUI_EXPORT QWidgetPrivate
+{
+//     Q_DECLARE_PUBLIC(QWidget)
+
+public:
+    // *************************** Cross-platform ***************************************
+    enum DrawWidgetFlags {
+        DrawAsRoot = 0x01,
+        DrawPaintOnScreen = 0x02,
+        DrawRecursive = 0x04,
+        DrawInvisible = 0x08,
+        DontSubtractOpaqueChildren = 0x10,
+        DontSetCompositionMode = 0x20,
+        DontDrawOpaqueChildren = 0x40
+    };
+
+    enum CloseMode {
+        CloseNoEvent,
+        CloseWithEvent,
+        CloseWithSpontaneousEvent
+    };
+
+    enum Direction {
+        DirectionNorth = 0x01,
+        DirectionEast = 0x10,
+        DirectionSouth = 0x02,
+        DirectionWest = 0x20
+    };
+
+    // Functions.
+    explicit QWidgetPrivate(int version);
+    ~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();
+
+    // 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;
+};
+
+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;
+}
+
+#endif // QWIDGET_P_H
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