Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2: (35 commits)
  Avoid running animation when loopCount == 0
  Set the pictures for the examples of multitouch
  Compile fix on Windows.
  Remove an unnecessary assert.
  Documentation for the Pad Navigator Example.
  New Pad Nagivator example implementation.
  Skip definition of wintab functions in case of QT_NO_TABLETEVENT.
  Made curve tesselation be dynamically adjusted based on transform.
  Modified QPainter and QPixmap benchmarks to use raster pixmaps.
  Stabilize tst_QWidgetAction::visibilityUpdate
  Fix compiler warning in QT_REQUIRE_VERSION
  Stabilize tst_QColumnView::parentCurrentIndex
  Really fix tst_QDockWidget::taskQTBUG_9758_undockedGeometry on Linux
  Fix typos in Elastic Nodes example documentation.
  Made paint engine texture drawing work in GL ES 2 and updated docs.
  Opt out of visual-config size checks with extension
  Fix off-by-one in text layouts and widget size hints on Mac
  Stabilize tst_QDockWidget::taskQTBUG_9758_undockedGeometry
  Mark QFileDialog::Options as a Q_FLAGS
  fix tst_QDockWidget::taskQTBUG_9758_undockedGeometry on Linux
  ...

3 files changed, 21 insertions, 43 deletions

diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index e39526e..4a9fa94 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -2538,7 +2538,7 @@ void QWidgetPrivate::setStyle_helper(QStyle *newStyle, bool propagate, bool
     Q_Q(QWidget);
     QStyle *oldStyle  = q->style();
 #ifndef QT_NO_STYLE_STYLESHEET
-    QStyle *origStyle = 0;
+    QWeakPointer<QStyle> origStyle;
 #endif
 
 #ifdef Q_WS_MAC
@@ -2552,7 +2552,7 @@ void QWidgetPrivate::setStyle_helper(QStyle *newStyle, bool propagate, bool
         createExtra();
 
 #ifndef QT_NO_STYLE_STYLESHEET
-        origStyle = extra->style;
+        origStyle = extra->style.data();
 #endif
         extra->style = newStyle;
     }
@@ -2581,23 +2581,23 @@ void QWidgetPrivate::setStyle_helper(QStyle *newStyle, bool propagate, bool
         }
     }
 
-    QEvent e(QEvent::StyleChange);
-    QApplication::sendEvent(q, &e);
-#ifdef QT3_SUPPORT
-    q->styleChange(*oldStyle);
-#endif
-
 #ifndef QT_NO_STYLE_STYLESHEET
     if (!qobject_cast<QStyleSheetStyle*>(newStyle)) {
-        if (const QStyleSheetStyle* cssStyle = qobject_cast<QStyleSheetStyle*>(origStyle)) {
+        if (const QStyleSheetStyle* cssStyle = qobject_cast<QStyleSheetStyle*>(origStyle.data())) {
             cssStyle->clearWidgetFont(q);
         }
     }
 #endif
 
+    QEvent e(QEvent::StyleChange);
+    QApplication::sendEvent(q, &e);
+#ifdef QT3_SUPPORT
+    q->styleChange(*oldStyle);
+#endif
+
 #ifndef QT_NO_STYLE_STYLESHEET
     // dereference the old stylesheet style
-    if (QStyleSheetStyle *proxy = qobject_cast<QStyleSheetStyle *>(origStyle))
+    if (QStyleSheetStyle *proxy = qobject_cast<QStyleSheetStyle *>(origStyle.data()))
         proxy->deref();
 #endif
 }
@@ -5586,52 +5586,23 @@ QPixmap QWidgetEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QPoint *
         pixmapOffset = painterTransform.map(pixmapOffset);
     }
 
-
     QRect effectRect;
 
-    if (mode == QGraphicsEffect::PadToEffectiveBoundingRect) {
+    if (mode == QGraphicsEffect::PadToEffectiveBoundingRect)
         effectRect = m_widget->graphicsEffect()->boundingRectFor(sourceRect).toAlignedRect();
-
-    } else if (mode == QGraphicsEffect::PadToTransparentBorder) {
+    else if (mode == QGraphicsEffect::PadToTransparentBorder)
         effectRect = sourceRect.adjusted(-1, -1, 1, 1).toAlignedRect();
-
-    } else {
+    else
         effectRect = sourceRect.toAlignedRect();
 
-    }
-
     if (offset)
         *offset = effectRect.topLeft();
 
-    if (deviceCoordinates) {
-        // Clip to device rect.
-        int left, top, right, bottom;
-        effectRect.getCoords(&left, &top, &right, &bottom);
-        if (left < 0) {
-            if (offset)
-                offset->rx() += -left;
-            effectRect.setX(0);
-        }
-        if (top < 0) {
-            if (offset)
-                offset->ry() += -top;
-            effectRect.setY(0);
-        }
-        // NB! We use +-1 for historical reasons (see QRect documentation).
-        QPaintDevice *device = context->painter->device();
-        const int deviceWidth = device->width();
-        const int deviceHeight = device->height();
-        if (right + 1 > deviceWidth)
-            effectRect.setRight(deviceWidth - 1);
-        if (bottom + 1 > deviceHeight)
-            effectRect.setBottom(deviceHeight -1);
-    }
-
     pixmapOffset -= effectRect.topLeft();
 
     QPixmap pixmap(effectRect.size());
     pixmap.fill(Qt::transparent);
-    m_widget->render(&pixmap, pixmapOffset);
+    m_widget->render(&pixmap, pixmapOffset, QRegion(), QWidget::DrawChildren);
     return pixmap;
 }
 #endif //QT_NO_GRAPHICSEFFECT
diff --git a/src/gui/kernel/qwidget_win.cpp b/src/gui/kernel/qwidget_win.cpp
index 4912291..5482da3 100644
--- a/src/gui/kernel/qwidget_win.cpp
+++ b/src/gui/kernel/qwidget_win.cpp
@@ -123,9 +123,11 @@ static PtrWTClose ptrWTClose = 0;
 static PtrWTInfo ptrWTInfo = 0;
 static PtrWTQueueSizeGet ptrWTQueueSizeGet = 0;
 static PtrWTQueueSizeSet ptrWTQueueSizeSet = 0;
+#ifndef QT_NO_TABLETEVENT
 static void init_wintab_functions();
 static void qt_tablet_init();
 static void qt_tablet_cleanup();
+#endif // QT_NO_TABLETEVENT
 extern HCTX qt_tablet_context;
 extern bool qt_tablet_tilt_support;
 
@@ -136,6 +138,8 @@ QWidget* qt_get_tablet_widget()
 }
 
 extern bool qt_is_gui_used;
+
+#ifndef QT_NO_TABLETEVENT
 static void init_wintab_functions()
 {
 #if defined(Q_OS_WINCE)
@@ -227,6 +231,7 @@ static void qt_tablet_cleanup()
     delete qt_tablet_widget;
     qt_tablet_widget = 0;
 }
+#endif // QT_NO_TABLETEVENT
 
 const QString qt_reg_winclass(QWidget *w);                // defined in qapplication_win.cpp
 
diff --git a/src/gui/kernel/qwidget_wince.cpp b/src/gui/kernel/qwidget_wince.cpp
index e352f5c..fc1e52c 100644
--- a/src/gui/kernel/qwidget_wince.cpp
+++ b/src/gui/kernel/qwidget_wince.cpp
@@ -63,6 +63,7 @@ typedef BOOL        (API *PtrWTGet)(HCTX, LPLOGCONTEXT);
 typedef int     (API *PtrWTQueueSizeGet)(HCTX);
 typedef BOOL    (API *PtrWTQueueSizeSet)(HCTX, int);
 
+#ifndef QT_NO_TABLETEVENT
 static void qt_tablet_init_wce();
 static void qt_tablet_cleanup_wce();
 
@@ -135,6 +136,7 @@ static void qt_tablet_cleanup_wce() {
     delete qt_tablet_widget;
     qt_tablet_widget = 0;
 }
+#endif // QT_NO_TABLETEVENT
 
 
 // The internal qWinRequestConfig, defined in qapplication_win.cpp, stores move,