1 files changed, 260 insertions, 230 deletions

diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index fb9084e..7026525 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -82,6 +82,8 @@
 #include "private/qstyle_p.h"
 #include "private/qinputcontext_p.h"
 #include "qfileinfo.h"
+#include "qstandardgestures.h"
+#include "qstandardgestures_p.h"
 
 #if defined (Q_WS_WIN)
 # include <private/qwininputcontext_p.h>
@@ -107,6 +109,7 @@
 #include "private/qgraphicsproxywidget_p.h"
 #include "QtGui/qabstractscrollarea.h"
 #include "private/qabstractscrollarea_p.h"
+#include "private/qevent_p.h"
 
 #include "private/qgraphicssystem_p.h"
 
@@ -167,39 +170,48 @@ static inline bool bypassGraphicsProxyWidget(QWidget *p)
 extern bool qt_sendSpontaneousEvent(QObject*, QEvent*); // qapplication.cpp
 extern QDesktopWidget *qt_desktopWidget; // qapplication.cpp
 
-QWidgetPrivate::QWidgetPrivate(int version) :
-        QObjectPrivate(version), extra(0), focus_child(0)
-        ,layout(0), widgetItem(0)
-        ,leftmargin(0), topmargin(0), rightmargin(0), bottommargin(0)
-        ,leftLayoutItemMargin(0), topLayoutItemMargin(0), rightLayoutItemMargin(0)
-        ,bottomLayoutItemMargin(0)
-        ,fg_role(QPalette::NoRole)
-        ,bg_role(QPalette::NoRole)
-        ,hd(0)
-        ,dirty(0)
-        ,needsFlush(0)
-        ,dirtyOpaqueChildren(1)
-        ,isOpaque(0)
-        ,inDirtyList(0)
-        ,isScrolled(0)
-        ,isMoved(0)
-        ,usesDoubleBufferedGLContext(0)
-#ifdef Q_WS_WIN
-        ,noPaintOnScreen(0)
-#endif
-        ,inheritedFontResolveMask(0)
-        ,inheritedPaletteResolveMask(0)
+QWidgetPrivate::QWidgetPrivate(int version)
+    : QObjectPrivate(version)
+      , extra(0)
+      , focus_next(0)
+      , focus_prev(0)
+      , focus_child(0)
+      , layout(0)
+      , needsFlush(0)
+      , redirectDev(0)
+      , widgetItem(0)
+      , extraPaintEngine(0)
+      , polished(0)
+      , inheritedFontResolveMask(0)
+      , inheritedPaletteResolveMask(0)
+      , leftmargin(0)
+      , topmargin(0)
+      , rightmargin(0)
+      , bottommargin(0)
+      , leftLayoutItemMargin(0)
+      , topLayoutItemMargin(0)
+      , rightLayoutItemMargin(0)
+      , bottomLayoutItemMargin(0)
+      , hd(0)
+      , size_policy(QSizePolicy::Preferred, QSizePolicy::Preferred)
+      , fg_role(QPalette::NoRole)
+      , bg_role(QPalette::NoRole)
+      , dirtyOpaqueChildren(1)
+      , isOpaque(0)
+      , inDirtyList(0)
+      , isScrolled(0)
+      , isMoved(0)
+      , usesDoubleBufferedGLContext(0)
 #if defined(Q_WS_X11)
-        ,picture(0)
+      , picture(0)
+#elif defined(Q_WS_WIN)
+      , noPaintOnScreen(0)
+#elif defined(Q_WS_MAC)
+      , needWindowChange(0)
+      , isGLWidget(0)
+      , window_event(0)
+      , qd_hd(0)
 #endif
-#ifdef Q_WS_MAC
-        ,needWindowChange(0)
-        ,isGLWidget(0)
-#endif
-        ,polished(0)
-
-        , size_policy(QSizePolicy::Preferred, QSizePolicy::Preferred)
-        , redirectDev(0)
 {
     if (!qApp) {
         qFatal("QWidget: Must construct a QApplication before a QPaintDevice");
@@ -851,8 +863,8 @@ void QWidget::setAutoFillBackground(bool enabled)
     \list
     \o X11: This feature relies on the use of an X server that supports ARGB visuals
     and a compositing window manager.
-    \o Windows: This feature requires Windows 2000 or later. The widget needs to have
-    the Qt::FramelessWindowHint window flag set for the translucency to work.
+    \o Windows: The widget needs to have the Qt::FramelessWindowHint window flag set
+    for the translucency to work.
     \endlist
 
 
@@ -1027,7 +1039,7 @@ void QWidgetPrivate::adjustFlags(Qt::WindowFlags &flags, QWidget *w)
     if (customize)
         ; // don't modify window flags if the user explicitely set them.
     else if (type == Qt::Dialog || type == Qt::Sheet)
-#ifndef Q_OS_WINCE
+#ifndef Q_WS_WINCE
         flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowContextHelpButtonHint | Qt::WindowCloseButtonHint;
 #else
         flags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint;
@@ -1043,7 +1055,7 @@ void QWidgetPrivate::adjustFlags(Qt::WindowFlags &flags, QWidget *w)
 void QWidgetPrivate::init(QWidget *parentWidget, Qt::WindowFlags f)
 {
     Q_Q(QWidget);
-    if (qApp->type() == QApplication::Tty)
+    if (QApplication::type() == QApplication::Tty)
         qFatal("QWidget: Cannot create a QWidget when no GUI is being used");
 
     Q_ASSERT(uncreatedWidgets);
@@ -1058,7 +1070,7 @@ void QWidgetPrivate::init(QWidget *parentWidget, Qt::WindowFlags f)
     q->data = &data;
 
 #ifndef QT_NO_THREAD
-    if (!q->parent()) {
+    if (!parent) {
         Q_ASSERT_X(q->thread() == qApp->thread(), "QWidget",
                    "Widgets must be created in the GUI thread.");
     }
@@ -1094,7 +1106,7 @@ void QWidgetPrivate::init(QWidget *parentWidget, Qt::WindowFlags f)
     if (f & Qt::MSWindowsOwnDC)
         q->setAttribute(Qt::WA_NativeWindow);
 
-#ifdef Q_OS_WINCE
+#ifdef Q_WS_WINCE
     data.window_state_internal = 0;
 #endif
 
@@ -1336,7 +1348,7 @@ QWidget::~QWidget()
 #ifdef QT3_SUPPORT
     if (QApplicationPrivate::main_widget == this) {        // reset main widget
         QApplicationPrivate::main_widget = 0;
-        qApp->quit();
+        QApplication::quit();
     }
 #endif
 
@@ -1345,7 +1357,7 @@ QWidget::~QWidget()
     d->setDirtyOpaqueRegion();
 
     if (isWindow() && isVisible() && internalWinId())
-        hide();
+        d->close_helper(QWidgetPrivate::CloseNoEvent);
 #if defined(Q_WS_WIN) || defined(Q_WS_X11)
     else if (!internalWinId() && isVisible())
         qApp->d_func()->sendSyntheticEnterLeave(this);
@@ -1412,36 +1424,26 @@ void QWidgetPrivate::createTLExtra()
         createExtra();
     if (!extra->topextra) {
         QTLWExtra* x = extra->topextra = new QTLWExtra;
+        x->icon = 0;
+        x->iconPixmap = 0;
+        x->backingStore = 0;
         x->windowSurface = 0;
+        x->sharedPainter = 0;
+        x->incw = x->inch = 0;
+        x->basew = x->baseh = 0;
+        x->frameStrut.setCoords(0, 0, 0, 0);
+        x->normalGeometry = QRect(0,0,-1,-1);
+        x->savedFlags = 0;
         x->opacity = 255;
         x->posFromMove = false;
         x->sizeAdjusted = false;
         x->inTopLevelResize = false;
         x->inRepaint = false;
-        x->backingStore = 0;
-        x->icon = 0;
-        x->iconPixmap = 0;
-        x->frameStrut.setCoords(0, 0, 0, 0);
-        x->incw = x->inch = 0;
-        x->basew = x->baseh = 0;
-        x->normalGeometry = QRect(0,0,-1,-1);
-#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_MAC)
         x->embedded = 0;
-#endif
-#if defined(Q_WS_X11)
-        x->parentWinId = 0;
-        x->spont_unmapped = 0;
-        x->dnd = 0;
-#endif
-        x->savedFlags = 0;
-#if defined(Q_WS_QWS) && !defined(QT_NO_QWS_MANAGER)
-        x->qwsManager = 0;
-#endif
-        x->sharedPainter = 0;
         createTLSysExtra();
 #ifdef QWIDGET_EXTRA_DEBUG
-    static int count = 0;
-    qDebug() << "tlextra" << ++count;
+        static int count = 0;
+        qDebug() << "tlextra" << ++count;
 #endif
     }
 }
@@ -1455,27 +1457,28 @@ void QWidgetPrivate::createExtra()
 {
     if (!extra) {                                // if not exists
         extra = new QWExtra;
-        extra->minw = extra->minh = 0;
-        extra->maxw = extra->maxh = QWIDGETSIZE_MAX;
+        extra->glContext = 0;
+        extra->topextra = 0;
+        extra->proxyWidget = 0;
+#ifndef QT_NO_CURSOR
+        extra->curs = 0;
+#endif
+        extra->minw = 0;
+        extra->minh = 0;
+        extra->maxw = QWIDGETSIZE_MAX;
+        extra->maxh = QWIDGETSIZE_MAX;
+        extra->customDpiX = 0;
+        extra->customDpiY = 0;
         extra->explicitMinSize = 0;
         extra->explicitMaxSize = 0;
         extra->autoFillBackground = 0;
         extra->nativeChildrenForced = 0;
         extra->inRenderWithPainter = 0;
         extra->hasMask = 0;
-#ifndef QT_NO_CURSOR
-        extra->curs = 0;
-#endif
-        extra->style = 0;
-        extra->topextra = 0;
-        extra->proxyWidget = 0;
-        extra->glContext = 0;
-        extra->customDpiX = 0;
-        extra->customDpiY = 0;
         createSysExtra();
 #ifdef QWIDGET_EXTRA_DEBUG
-    static int count = 0;
-    qDebug() << "extra" << ++count;
+        static int count = 0;
+        qDebug() << "extra" << ++count;
 #endif
     }
 }
@@ -1516,45 +1519,6 @@ void QWidgetPrivate::deleteExtra()
 }
 
 /*
-  Returns true if the background is inherited; otherwise returns
-  false.
-
-  Mainly used in the paintOnScreen case.
-*/
-
-bool QWidgetPrivate::isBackgroundInherited() const
-{
-    Q_Q(const QWidget);
-
-    // windows do not inherit their background
-    if (q->isWindow() || q->windowType() == Qt::SubWindow)
-        return false;
-
-    if (q->testAttribute(Qt::WA_NoSystemBackground) || q->testAttribute(Qt::WA_OpaquePaintEvent))
-        return false;
-
-    const QPalette &pal = q->palette();
-    QPalette::ColorRole bg = q->backgroundRole();
-    QBrush brush = pal.brush(bg);
-
-    // non opaque brushes leaves us no choice, we must inherit
-    if (!q->autoFillBackground() || !brush.isOpaque())
-        return true;
-
-    if (brush.style() == Qt::SolidPattern) {
-        // the background is just a solid color. If there is no
-        // propagated contents, then we claim as performance
-        // optimization that it was not inheritet. This is the normal
-        // case in standard Windows or Motif style.
-        const QWidget *w = q->parentWidget();
-        if (!w->d_func()->isBackgroundInherited())
-            return false;
-    }
-
-    return true;
-}
-
-/*
   Returns true if there are widgets above this which overlap with
   \a rect, which is in parent's coordinate system (same as crect).
 */
@@ -1900,24 +1864,6 @@ void QWidgetPrivate::clipToEffectiveMask(QRegion &region) const
     }
 }
 
-bool QWidgetPrivate::hasBackground() const
-{
-    Q_Q(const QWidget);
-    if (!q->isWindow() && q->parentWidget() && q->parentWidget()->testAttribute(Qt::WA_PaintOnScreen))
-        return true;
-    if (q->testAttribute(Qt::WA_PaintOnScreen))
-        return true;
-    if (!q->testAttribute(Qt::WA_OpaquePaintEvent) && !q->testAttribute(Qt::WA_NoSystemBackground)) {
-        const QPalette &pal = q->palette();
-        QPalette::ColorRole bg = q->backgroundRole();
-        QBrush bgBrush = pal.brush(bg);
-        return (bgBrush.style() != Qt::NoBrush &&
-                ((q->isWindow() || q->windowType() == Qt::SubWindow)
-                 || (QPalette::ColorRole(bg_role) != QPalette::NoRole || (pal.resolve() & (1<<bg)))));
-    }
-    return false;
-}
-
 bool QWidgetPrivate::paintOnScreen() const
 {
 #if defined(Q_WS_QWS)
@@ -2020,10 +1966,9 @@ void QPixmap::fill( const QWidget *widget, const QPoint &off )
     QPainter p(this);
     p.translate(-off);
     widget->d_func()->paintBackground(&p, QRect(off, size()));
-
 }
 
-static inline void fillRegion(QPainter *painter, const QRegion &rgn, const QPoint &offset, const QBrush &brush)
+static inline void fillRegion(QPainter *painter, const QRegion &rgn, const QBrush &brush)
 {
     Q_ASSERT(painter);
 
@@ -2032,26 +1977,39 @@ static inline void fillRegion(QPainter *painter, const QRegion &rgn, const QPoin
         // Optimize pattern filling on mac by using HITheme directly
         // when filling with the standard widget background.
         // Defined in qmacstyle_mac.cpp
-        extern void qt_mac_fill_background(QPainter *painter, const QRegion &rgn, const QPoint &offset, const QBrush &brush);
-        qt_mac_fill_background(painter, rgn, offset, brush);
+        extern void qt_mac_fill_background(QPainter *painter, const QRegion &rgn, const QBrush &brush);
+        qt_mac_fill_background(painter, rgn, brush);
 #else
-        const QRegion translated = rgn.translated(offset);
-        const QRect rect(translated.boundingRect());
-        painter->setClipRegion(translated);
+        const QRect rect(rgn.boundingRect());
+        painter->setClipRegion(rgn);
         painter->drawTiledPixmap(rect, brush.texture(), rect.topLeft());
 #endif
     } else {
         const QVector<QRect> &rects = rgn.rects();
         for (int i = 0; i < rects.size(); ++i)
-            painter->fillRect(rects.at(i).translated(offset), brush);
+            painter->fillRect(rects.at(i), brush);
     }
 }
 
-
-void QWidgetPrivate::paintBackground(QPainter *painter, const QRegion &rgn, const QPoint &offset, int flags) const
+void QWidgetPrivate::paintBackground(QPainter *painter, const QRegion &rgn, int flags) const
 {
     Q_Q(const QWidget);
 
+#ifndef QT_NO_SCROLLAREA
+    bool resetBrushOrigin = false;
+    QPointF oldBrushOrigin;
+    //If we are painting the viewport of a scrollarea, we must apply an offset to the brush in case we are drawing a texture
+    QAbstractScrollArea *scrollArea = qobject_cast<QAbstractScrollArea *>(parent);
+    if (scrollArea && scrollArea->viewport() == q) {
+        QObjectData *scrollPrivate = static_cast<QWidget *>(scrollArea)->d_ptr;
+        QAbstractScrollAreaPrivate *priv = static_cast<QAbstractScrollAreaPrivate *>(scrollPrivate);
+        oldBrushOrigin = painter->brushOrigin();
+        resetBrushOrigin = true;
+        painter->setBrushOrigin(-priv->contentsOffset());
+
+    }
+#endif // QT_NO_SCROLLAREA
+
     const QBrush autoFillBrush = q->palette().brush(q->backgroundRole());
 
     if ((flags & DrawAsRoot) && !(q->autoFillBackground() && autoFillBrush.isOpaque())) {
@@ -2060,18 +2018,24 @@ void QWidgetPrivate::paintBackground(QPainter *painter, const QRegion &rgn, cons
         if (!(flags & DontSetCompositionMode) && painter->paintEngine()->hasFeature(QPaintEngine::PorterDuff))
             painter->setCompositionMode(QPainter::CompositionMode_Source); //copy alpha straight in
 #endif
-        fillRegion(painter, rgn, offset, bg);
+        fillRegion(painter, rgn, bg);
     }
 
     if (q->autoFillBackground())
-        fillRegion(painter, rgn, offset, autoFillBrush);
+        fillRegion(painter, rgn, autoFillBrush);
+
 
     if (q->testAttribute(Qt::WA_StyledBackground)) {
-        painter->setClipRegion(rgn.translated(offset));
+        painter->setClipRegion(rgn);
         QStyleOption opt;
         opt.initFrom(q);
         q->style()->drawPrimitive(QStyle::PE_Widget, &opt, painter, q);
     }
+
+#ifndef QT_NO_SCROLLAREA
+    if (resetBrushOrigin)
+        painter->setBrushOrigin(oldBrushOrigin);
+#endif // QT_NO_SCROLLAREA
 }
 
 /*
@@ -2091,8 +2055,8 @@ void QWidgetPrivate::deactivateWidgetCleanup()
 {
     Q_Q(QWidget);
     // If this was the active application window, reset it
-    if (qApp->activeWindow() == q)
-        qApp->setActiveWindow(0);
+    if (QApplication::activeWindow() == q)
+        QApplication::setActiveWindow(0);
     // If the is the active mouse press widget, reset it
     if (q == qt_button_down)
         qt_button_down = 0;
@@ -2293,7 +2257,7 @@ QStyle *QWidget::style() const
 
     if (d->extra && d->extra->style)
         return d->extra->style;
-    return qApp->style();
+    return QApplication::style();
 }
 
 /*!
@@ -2969,10 +2933,15 @@ void QWidgetPrivate::setEnabled_helper(bool enable)
 #if defined(Q_WS_MAC)
     setEnabled_helper_sys(enable);
 #endif
-#if defined (Q_WS_WIN)
-    if (q->hasFocus())
-        QInputContextPrivate::updateImeStatus(q, true);
-#endif
+    if (q->testAttribute(Qt::WA_InputMethodEnabled) && q->hasFocus()) {
+        QInputContext *qic = inputContext();
+        if (enable) {
+            qic->setFocusWidget(q);
+        } else {
+            qic->reset();
+            qic->setFocusWidget(0);
+        }
+    }
     QEvent e(QEvent::EnabledChange);
     QApplication::sendEvent(q, &e);
 #ifdef QT3_SUPPORT
@@ -4209,7 +4178,7 @@ const QPalette &QWidget::palette() const
     if (!isEnabled()) {
         data->pal.setCurrentColorGroup(QPalette::Disabled);
     } else if ((!isVisible() || isActiveWindow())
-#if defined(Q_OS_WIN) && !defined(Q_OS_WINCE)
+#if defined(Q_OS_WIN) && !defined(Q_WS_WINCE)
         && !QApplicationPrivate::isBlockedByModal(const_cast<QWidget *>(this))
 #endif
         ) {
@@ -4802,7 +4771,7 @@ void QWidget::render(QPainter *painter, const QPoint &targetOffset,
     }
 
     const qreal opacity = painter->opacity();
-    if (qFuzzyCompare(opacity + 1, qreal(1.0)))
+    if (qFuzzyIsNull(opacity))
         return; // Fully transparent.
 
     Q_D(QWidget);
@@ -5047,19 +5016,7 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP
                     && !q->testAttribute(Qt::WA_OpaquePaintEvent) && !q->testAttribute(Qt::WA_NoSystemBackground)) {
 
                     QPainter p(q);
-                    QPoint scrollAreaOffset;
-
-#ifndef QT_NO_SCROLLAREA
-                    QAbstractScrollArea *scrollArea = qobject_cast<QAbstractScrollArea *>(q->parent());
-                    if (scrollArea && scrollArea->viewport() == q) {
-                        QObjectData *scrollPrivate = static_cast<QWidget *>(scrollArea)->d_ptr;
-                        QAbstractScrollAreaPrivate *priv = static_cast<QAbstractScrollAreaPrivate *>(scrollPrivate);
-                        scrollAreaOffset = priv->contentsOffset();
-                        p.translate(-scrollAreaOffset);
-                    }
-#endif // QT_NO_SCROLLAREA
-
-                    paintBackground(&p, toBePainted, scrollAreaOffset, (asRoot || onScreen) ? flags | DrawAsRoot : 0);
+                    paintBackground(&p, toBePainted, (asRoot || onScreen) ? flags | DrawAsRoot : 0);
                 }
 
                 if (!sharedPainter)
@@ -5293,7 +5250,7 @@ static QString constructWindowTitleFromFilePath(const QString &filePath)
 #ifndef Q_WS_MAC
     QString appName = QApplication::applicationName();
     if (!appName.isEmpty())
-        windowTitle += QLatin1String(" ") + QChar(0x2014) + QLatin1String(" ") + appName;
+        windowTitle += QLatin1Char(' ') + QChar(0x2014) + QLatin1Char(' ') + appName;
 #endif
     return windowTitle;
 }
@@ -5357,7 +5314,7 @@ QString qt_setWindowTitle_helperHelper(const QString &title, const QWidget *widg
              && widget->style()->styleHint(QStyle::SH_TitleBar_ModifyNotification, 0, widget))
                 cap.replace(lastIndex, 3, QWidget::tr("*"));
             else
-                cap.replace(lastIndex, 3, QLatin1String(""));
+                cap.remove(lastIndex, 3);
         }
 
         index = cap.indexOf(placeHolder, index);
@@ -5429,7 +5386,7 @@ QIcon QWidget::windowIcon() const
             return *d->extra->topextra->icon;
         w = w->parentWidget();
     }
-    return qApp->windowIcon();
+    return QApplication::windowIcon();
 }
 
 void QWidgetPrivate::setWindowIcon_helper()
@@ -5492,8 +5449,6 @@ QString QWidget::windowIconText() const
 
     \list
     \o The file name of the specified path, obtained using QFileInfo::fileName().
-    \o An optional \c{*} character, if the \l windowModified property is set,
-    as per the Apple Human Interface Guidelines.
     \endlist
 
     On Windows and X11:
@@ -5542,7 +5497,7 @@ void QWidgetPrivate::setWindowFilePath_helper(const QString &filePath)
 {
     if (extra->topextra && extra->topextra->caption.isEmpty()) {
 #ifdef Q_WS_MAC
-        setWindowTitle_helper(filePath);
+        setWindowTitle_helper(QFileInfo(filePath).fileName());
 #else
         Q_Q(QWidget);
         Q_UNUSED(filePath);
@@ -5692,7 +5647,7 @@ bool QWidget::hasFocus() const
     called from focusOutEvent() or focusInEvent(), you may get an
     infinite recursion.
 
-    \sa focus(), hasFocus(), clearFocus(), focusInEvent(), focusOutEvent(),
+    \sa hasFocus(), clearFocus(), focusInEvent(), focusOutEvent(),
     setFocusPolicy(), focusWidget(), QApplication::focusWidget(), grabKeyboard(),
     grabMouse(), {Keyboard Focus}
 */
@@ -5913,6 +5868,8 @@ QWidget *QWidget::focusWidget() const
 
 /*!
     Returns the next widget in this widget's focus chain.
+
+    \sa previousInFocusChain()
 */
 QWidget *QWidget::nextInFocusChain() const
 {
@@ -5920,6 +5877,18 @@ QWidget *QWidget::nextInFocusChain() const
 }
 
 /*!
+    Returns the previous widget in this widget's focus chain.
+
+    \sa nextInFocusChain()
+
+    \since 4.6
+*/
+QWidget *QWidget::previousInFocusChain() const
+{
+    return const_cast<QWidget *>(d_func()->focus_prev);
+}
+
+/*!
     \property QWidget::isActiveWindow
     \brief whether this widget's window is the active window
 
@@ -5937,7 +5906,7 @@ QWidget *QWidget::nextInFocusChain() const
 bool QWidget::isActiveWindow() const
 {
     QWidget *tlw = window();
-    if(tlw == qApp->activeWindow() || (isVisible() && (tlw->windowType() == Qt::Popup)))
+    if(tlw == QApplication::activeWindow() || (isVisible() && (tlw->windowType() == Qt::Popup)))
         return true;
 
 #ifndef QT_NO_GRAPHICSVIEW
@@ -5958,7 +5927,7 @@ bool QWidget::isActiveWindow() const
            !tlw->isModal() &&
            (!tlw->parentWidget() || tlw->parentWidget()->isActiveWindow()))
            return true;
-        QWidget *w = qApp->activeWindow();
+        QWidget *w = QApplication::activeWindow();
         while(w && tlw->windowType() == Qt::Tool &&
               !w->isModal() && w->parentWidget()) {
             w = w->parentWidget()->window();
@@ -6157,14 +6126,6 @@ int QWidgetPrivate::pointToRect(const QPoint &p, const QRect &r)
     return dx + dy;
 }
 
-QRect QWidgetPrivate::fromOrToLayoutItemRect(const QRect &rect, int sign) const
-{
-    QRect r = rect;
-    r.adjust(-sign * leftLayoutItemMargin, -sign * topLayoutItemMargin,
-             +sign * rightLayoutItemMargin, +sign * bottomLayoutItemMargin);
-    return r;
-}
-
 /*!
     \property QWidget::frameSize
     \brief the size of the widget including any window frame
@@ -7136,7 +7097,7 @@ bool QWidgetPrivate::close_helper(CloseMode mode)
 
 #ifdef QT3_SUPPORT
     if (isMain)
-        qApp->quit();
+        QApplication::quit();
 #endif
     // Attempt to close the application only if this widget has the
     // WA_QuitOnClose flag set set and has a non-visible parent
@@ -7319,10 +7280,10 @@ QSize QWidgetPrivate::adjustedSize() const
 
     if (q->isWindow()) {
         Qt::Orientations exp;
-        if (QLayout *l = q->layout()) {
-            if (l->hasHeightForWidth())
-                s.setHeight(l->totalHeightForWidth(s.width()));
-            exp = l->expandingDirections();
+        if (layout) {
+            if (layout->hasHeightForWidth())
+                s.setHeight(layout->totalHeightForWidth(s.width()));
+            exp = layout->expandingDirections();
         } else
         {
             if (q->sizePolicy().hasHeightForWidth())
@@ -7338,7 +7299,7 @@ QSize QWidgetPrivate::adjustedSize() const
 #else // all others
         QRect screen = QApplication::desktop()->screenGeometry(q->pos());
 #endif
-#if defined (Q_OS_WINCE)
+#if defined (Q_WS_WINCE)
         s.setWidth(qMin(s.width(), screen.width()));
         s.setHeight(qMin(s.height(), screen.height()));
 #else
@@ -7525,6 +7486,9 @@ bool QWidget::event(QEvent *event)
         case QEvent::MouseButtonRelease:
         case QEvent::MouseButtonDblClick:
         case QEvent::MouseMove:
+        case QEvent::TouchBegin:
+        case QEvent::TouchUpdate:
+        case QEvent::TouchEnd:
         case QEvent::ContextMenu:
 #ifndef QT_NO_WHEELEVENT
         case QEvent::Wheel:
@@ -7646,16 +7610,10 @@ bool QWidget::event(QEvent *event)
         }
         break;
     case QEvent::FocusIn:
-#if defined(Q_WS_WIN)
-        QInputContextPrivate::updateImeStatus(this, true);
-#endif
         focusInEvent((QFocusEvent*)event);
         break;
 
     case QEvent::FocusOut:
-#if defined(Q_WS_WIN)
-        QInputContextPrivate::updateImeStatus(this, false);
-#endif
         focusOutEvent((QFocusEvent*)event);
         break;
 
@@ -7841,7 +7799,7 @@ bool QWidget::event(QEvent *event)
             QList<QObject*> childList = d->children;
             for (int i = 0; i < childList.size(); ++i) {
                 QObject *o = childList.at(i);
-                if (o != qApp->activeModalWidget()) {
+                if (o != QApplication::activeModalWidget()) {
                     if (qobject_cast<QWidget *>(o) && static_cast<QWidget *>(o)->isWindow()) {
                         // do not forward the event to child windows,
                         // QApplication does this for us
@@ -7930,6 +7888,96 @@ bool QWidget::event(QEvent *event)
         d->needWindowChange = false;
         break;
 #endif
+    case QEvent::TouchBegin:
+    case QEvent::TouchUpdate:
+    case QEvent::TouchEnd:
+    {
+        QTouchEvent *touchEvent = static_cast<QTouchEvent *>(event);
+        const QTouchEvent::TouchPoint &touchPoint = touchEvent->touchPoints().first();
+        if (touchPoint.isPrimary())
+            break;
+
+        // fake a mouse event!
+        QEvent::Type eventType = QEvent::None;
+        switch (touchEvent->type()) {
+        case QEvent::TouchBegin:
+            eventType = QEvent::MouseButtonPress;
+            break;
+        case QEvent::TouchUpdate:
+            eventType = QEvent::MouseMove;
+            break;
+        case QEvent::TouchEnd:
+            eventType = QEvent::MouseButtonRelease;
+            break;
+        default:
+            Q_ASSERT(!true);
+            break;
+        }
+        if (eventType == QEvent::None)
+            break;
+
+        QMouseEvent mouseEvent(eventType,
+                               touchPoint.pos().toPoint(),
+                               touchPoint.screenPos().toPoint(),
+                               Qt::LeftButton,
+                               Qt::LeftButton,
+                               touchEvent->modifiers());
+        (void) QApplication::sendEvent(this, &mouseEvent);
+        break;
+    }
+#ifdef Q_WS_WIN
+    case QEvent::WinGesture: {
+        QWinGestureEvent *ev = static_cast<QWinGestureEvent*>(event);
+        QApplicationPrivate *qAppPriv = qApp->d_func();
+        QApplicationPrivate::WidgetStandardGesturesMap::iterator it;
+        it = qAppPriv->widgetGestures.find(this);
+        if (it != qAppPriv->widgetGestures.end()) {
+            Qt::GestureState state = Qt::GestureUpdated;
+            if (qAppPriv->lastGestureId == 0)
+                state = Qt::GestureStarted;
+            QWinGestureEvent::Type type = ev->gestureType;
+            if (ev->gestureType == QWinGestureEvent::GestureEnd) {
+                type = (QWinGestureEvent::Type)qAppPriv->lastGestureId;
+                state = Qt::GestureFinished;
+            }
+
+            QGesture *gesture = 0;
+            switch (type) {
+            case QWinGestureEvent::Pan: {
+                QPanGesture *pan = it.value().pan;
+                gesture = pan;
+                if (state == Qt::GestureStarted) {
+                    gesture->setStartPos(ev->position);
+                    gesture->setLastPos(ev->position);
+                } else {
+                    gesture->setLastPos(gesture->pos());
+                }
+                gesture->setPos(ev->position);
+                break;
+            }
+            case QWinGestureEvent::Pinch:
+                break;
+            default:
+                break;
+            }
+            if (gesture) {
+                gesture->setState(state);
+                if (state == Qt::GestureStarted)
+                    emit gesture->started();
+                emit gesture->triggered();
+                if (state == Qt::GestureFinished)
+                    emit gesture->finished();
+                event->accept();
+            }
+            if (ev->gestureType == QWinGestureEvent::GestureEnd) {
+                qAppPriv->lastGestureId = 0;
+            } else {
+                qAppPriv->lastGestureId = type;
+            }
+        }
+        break;
+    }
+#endif
 #ifndef QT_NO_PROPERTIES
     case QEvent::DynamicPropertyChange: {
         const QByteArray &propName = static_cast<QDynamicPropertyChangeEvent *>(event)->propertyName();
@@ -8064,9 +8112,9 @@ void QWidget::mousePressEvent(QMouseEvent *event)
     if ((windowType() == Qt::Popup)) {
         event->accept();
         QWidget* w;
-        while ((w = qApp->activePopupWidget()) && w != this){
+        while ((w = QApplication::activePopupWidget()) && w != this){
             w->close();
-            if (qApp->activePopupWidget() == w) // widget does not want to dissappear
+            if (QApplication::activePopupWidget() == w) // widget does not want to dissappear
                 w->hide(); // hide at least
         }
         if (!rect().contains(event->pos())){
@@ -9261,11 +9309,12 @@ void QWidget::setParent(QWidget *parent, Qt::WindowFlags f)
     d->resolveLayoutDirection();
     d->resolveLocale();
 
-    // Note: GL widgets under Windows will always need a ParentChange
-    // event to handle recreation/rebinding of the GL context, hence
-    // the (f & Qt::MSWindowsOwnDC) clause
+    // Note: GL widgets under WGL or EGL will always need a ParentChange
+    // event to handle recreation/rebinding of the GL context, hence the
+    // (f & Qt::MSWindowsOwnDC) clause (which is set on QGLWidgets on all
+    // platforms).
     if (newParent
-#ifdef Q_WS_WIN
+#if defined(Q_WS_WIN) || defined(QT_OPENGL_ES)
         || (f & Qt::MSWindowsOwnDC)
 #endif
         ) {
@@ -9811,27 +9860,6 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
         QEvent e(QEvent::MouseTrackingChange);
         QApplication::sendEvent(this, &e);
         break; }
-#if !defined(QT_NO_DIRECT3D) && defined(Q_WS_WIN)
-    case Qt::WA_MSWindowsUseDirect3D:
-        if (!qApp->testAttribute(Qt::AA_MSWindowsUseDirect3DByDefault)) {
-            if (on) {
-                if (!d->extra)
-                    d->createExtra();
-                d->extra->had_auto_fill_bg = d->extra->autoFillBackground;
-                d->extra->had_no_system_bg = testAttribute(Qt::WA_NoSystemBackground);
-                d->extra->had_paint_on_screen = testAttribute(Qt::WA_PaintOnScreen);
-                // enforce the opaque widget state D3D needs
-                d->extra->autoFillBackground = true;
-                setAttribute(Qt::WA_PaintOnScreen);
-                setAttribute(Qt::WA_NoSystemBackground);
-            } else if (d->extra) {
-                d->extra->autoFillBackground = d->extra->had_auto_fill_bg;
-                setAttribute(Qt::WA_PaintOnScreen, d->extra->had_paint_on_screen);
-                setAttribute(Qt::WA_NoSystemBackground, d->extra->had_no_system_bg);
-            }
-        }
-        break;
-#endif
     case Qt::WA_NativeWindow: {
         QInputContext *ic = 0;
         if (on && !internalWinId() && testAttribute(Qt::WA_InputMethodEnabled) && hasFocus()) {
@@ -9843,7 +9871,7 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
             parentWidget()->d_func()->enforceNativeChildren();
         if (on && !internalWinId() && testAttribute(Qt::WA_WState_Created))
             d->createWinId();
-        if (ic)
+        if (ic && isEnabled())
             ic->setFocusWidget(this);
         break;
     }
@@ -9874,15 +9902,11 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
 #endif
         break;
     case Qt::WA_InputMethodEnabled: {
-#if defined(Q_WS_WIN) || (defined(Q_WS_QWS) && !defined(QT_NO_QWS_INPUTMETHODS))
-        if (hasFocus())
-            QInputContextPrivate::updateImeStatus(this, true);
-#endif
         QInputContext *ic = d->ic;
         if (!ic && (!on || hasFocus()))
             ic = d->inputContext();
         if (ic) {
-            if (on && hasFocus() && ic->focusWidget() != this) {
+            if (on && hasFocus() && ic->focusWidget() != this && isEnabled()) {
                 ic->setFocusWidget(this);
             } else if (!on && ic->focusWidget() == this) {
                 ic->reset();
@@ -9959,6 +9983,12 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
         }
 
         break;
+    case Qt::WA_AcceptTouchEvents:
+#if defined(Q_WS_WIN) || defined(Q_WS_MAC)
+        if (on)
+            d->registerTouchWindow();
+#endif
+        break;
     default:
         break;
     }
@@ -9989,8 +10019,8 @@ bool QWidget::testAttribute_helper(Qt::WidgetAttribute attribute) const
 
   By default the value of this property is 1.0.
 
-  This feature is available on Embedded Linux, Mac OS X, X11 platforms that
-  support the Composite extension, and Windows 2000 and later.
+  This feature is available on Embedded Linux, Mac OS X, Windows,
+  and X11 platforms that support the Composite extension.
 
   This feature is not available on Windows CE.