Merge commit '33441e2a611f07207b0b942368aab9010cdf8ab1' of oslo-staging-1/4.6 into 4.6

15 files changed, 286 insertions, 311 deletions

diff --git a/src/gui/image/qimagepixmapcleanuphooks.cpp b/src/gui/image/qimagepixmapcleanuphooks.cpp
index 650075b..e411cd1 100644
--- a/src/gui/image/qimagepixmapcleanuphooks.cpp
+++ b/src/gui/image/qimagepixmapcleanuphooks.cpp
@@ -93,11 +93,11 @@ void QImagePixmapCleanupHooks::removeImageHook(_qt_image_cleanup_hook_64 hook)
     imageHooks.removeAll(hook);
 }
 
-
 void QImagePixmapCleanupHooks::executePixmapModificationHooks(QPixmap* pm)
 {
-    for (int i = 0; i < qt_image_and_pixmap_cleanup_hooks()->pixmapModificationHooks.count(); ++i)
-        qt_image_and_pixmap_cleanup_hooks()->pixmapModificationHooks[i](pm);
+    QImagePixmapCleanupHooks *h = qt_image_and_pixmap_cleanup_hooks();
+    for (int i = 0; i < h->pixmapModificationHooks.count(); ++i)
+        h->pixmapModificationHooks[i](pm);
 
     if (qt_pixmap_cleanup_hook_64)
         qt_pixmap_cleanup_hook_64(pm->cacheKey());
@@ -105,7 +105,8 @@ void QImagePixmapCleanupHooks::executePixmapModificationHooks(QPixmap* pm)
 
 void QImagePixmapCleanupHooks::executePixmapDestructionHooks(QPixmap* pm)
 {
-    for (int i = 0; i < qt_image_and_pixmap_cleanup_hooks()->pixmapDestructionHooks.count(); ++i)
+    QImagePixmapCleanupHooks *h = qt_image_and_pixmap_cleanup_hooks();
+    for (int i = 0; i < h->pixmapModificationHooks.count(); ++i)
         qt_image_and_pixmap_cleanup_hooks()->pixmapDestructionHooks[i](pm);
 
     if (qt_pixmap_cleanup_hook_64)
diff --git a/src/gui/kernel/kernel.pri b/src/gui/kernel/kernel.pri
index 7d0e5c7..f2bd288 100644
--- a/src/gui/kernel/kernel.pri
+++ b/src/gui/kernel/kernel.pri
@@ -206,7 +206,8 @@ embedded {
                 qcocoaapplication_mac_p.h \
                 qcocoaapplicationdelegate_mac_p.h \
                 qmacgesturerecognizer_mac_p.h \
-                qmultitouch_mac_p.h
+                qmultitouch_mac_p.h \
+                qcocoasharedwindowmethods_mac_p.h
 
         OBJECTIVE_SOURCES += \
                 kernel/qcursor_mac.mm \
diff --git a/src/gui/kernel/qapplication_mac.mm b/src/gui/kernel/qapplication_mac.mm
index 22a0959..688e51f 100644
--- a/src/gui/kernel/qapplication_mac.mm
+++ b/src/gui/kernel/qapplication_mac.mm
@@ -1687,7 +1687,10 @@ QApplicationPrivate::globalEventProcessor(EventHandlerCallRef er, EventRef event
             UInt32 mac_buttons = 0;
             GetEventParameter(event, kEventParamMouseChord, typeUInt32, 0,
                               sizeof(mac_buttons), 0, &mac_buttons);
-            buttons = qt_mac_get_buttons(mac_buttons);
+            if (ekind != kEventMouseWheelMoved)
+                buttons = qt_mac_get_buttons(mac_buttons);
+            else
+                buttons = QApplication::mouseButtons();
         }
 
         int wheel_deltaX = 0;
diff --git a/src/gui/kernel/qcocoapanel_mac.mm b/src/gui/kernel/qcocoapanel_mac.mm
index a26d775..9154284 100644
--- a/src/gui/kernel/qcocoapanel_mac.mm
+++ b/src/gui/kernel/qcocoapanel_mac.mm
@@ -50,152 +50,16 @@
 #include <QtGui/QWidget>
 
 QT_FORWARD_DECLARE_CLASS(QWidget);
-QT_BEGIN_NAMESPACE
-extern Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum); // qcocoaview.mm
-QT_END_NAMESPACE
 QT_USE_NAMESPACE
 
-
-@interface NSWindow (QtCoverForHackWithCategory)
-+ (Class)frameViewClassForStyleMask:(NSUInteger)styleMask;
-@end
-
-
 @implementation QT_MANGLE_NAMESPACE(QCocoaPanel)
 
-- (BOOL)canBecomeKeyWindow
-{
-    QWidget *widget = [self QT_MANGLE_NAMESPACE(qt_qwidget)];
-
-    bool isToolTip = (widget->windowType() == Qt::ToolTip);
-    bool isPopup = (widget->windowType() == Qt::Popup);
-    return !(isPopup || isToolTip);
-}
-
 /***********************************************************************
-  BEGIN Copy and Paste between QCocoaWindow and QCocoaPanel
+  Copy and Paste between QCocoaWindow and QCocoaPanel
   This is a bit unfortunate, but thanks to the dynamic dispatch we
   have to duplicate this code or resort to really silly forwarding methods
 **************************************************************************/
-
-/*
-    The methods keyDown, keyUp, and flagsChanged... These really shouldn't ever
-    get hit. We automatically say we can be first responder if we are a window.
-    So, the handling should get handled by the view. This is here more as a
-    last resort (i.e., this is code that can potentially be removed).
- */
-
-- (void)toggleToolbarShown:(id)sender
-{
-    macSendToolbarChangeEvent([self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    [super toggleToolbarShown:sender];
-}
-
-- (void)keyDown:(NSEvent *)theEvent
-{
-    bool keyOK = qt_dispatchKeyEvent(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    if (!keyOK)
-        [super keyDown:theEvent];
-}
-
-- (void)keyUp:(NSEvent *)theEvent
-{
-    bool keyOK = qt_dispatchKeyEvent(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    if (!keyOK)
-        [super keyUp:theEvent];
-}
-
-- (void)flagsChanged:(NSEvent *)theEvent
-{
-    qt_dispatchModifiersChanged(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    [super flagsChanged:theEvent];
-}
-
-
-- (void)tabletProximity:(NSEvent *)tabletEvent
-{
-    qt_dispatchTabletProximityEvent(tabletEvent);
-}
-
-- (void)sendEvent:(NSEvent *)event
-{
-    QWidget *widget = [[QT_MANGLE_NAMESPACE(QCocoaWindowDelegate) sharedDelegate] qt_qwidgetForWindow:self];
-
-    // Cocoa can hold onto the window after we've disavowed its knowledge. So,
-    // if we get sent an event afterwards just have it go through the super's
-    // version and don't do any stuff with Qt.
-    if (!widget) {
-        [super sendEvent:event];
-        return;
-    }
-    [self retain];
-    QT_MANGLE_NAMESPACE(QCocoaView) *view = static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(qt_mac_nativeview_for(widget));
-    Qt::MouseButton mouseButton = cocoaButton2QtButton([event buttonNumber]);
-
-    // sometimes need to redirect mouse events to the popup.
-    QWidget *popup = qAppInstance()->activePopupWidget();
-    if (popup && popup != widget) {
-        switch([event type])
-        {
-        case NSLeftMouseDown:
-            qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonPress, mouseButton);
-            // Don't call super here. This prevents us from getting the mouseUp event,
-            // which we need to send even if the mouseDown event was not accepted.
-            // (this is standard Qt behavior.)
-            break;
-        case NSRightMouseDown:
-        case NSOtherMouseDown:
-            if (!qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonPress, mouseButton))
-                [super sendEvent:event];
-            break;
-        case NSLeftMouseUp:
-        case NSRightMouseUp:
-        case NSOtherMouseUp:
-            if (!qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonRelease, mouseButton))
-                [super sendEvent:event];
-            break;
-        case NSMouseMoved:
-            qt_mac_handleMouseEvent(view, event, QEvent::MouseMove, Qt::NoButton);
-            break;
-        case NSLeftMouseDragged:
-        case NSRightMouseDragged:
-        case NSOtherMouseDragged:
-            [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->view = view;
-            [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->theEvent = event;
-            if (!qt_mac_handleMouseEvent(view, event, QEvent::MouseMove, mouseButton))
-                [super sendEvent:event];
-            break;
-        default:
-            [super sendEvent:event];
-            break;
-        }
-    } else {
-        [super sendEvent:event];
-    }
-    qt_mac_dispatchNCMouseMessage(self, event, [self QT_MANGLE_NAMESPACE(qt_qwidget)], leftButtonIsRightButton);
-
-
-    [self release];
-}
-
-- (BOOL)makeFirstResponder:(NSResponder *)responder
-{
-    // For some reason Cocoa wants to flip the first responder
-    // when Qt doesn't want to, sorry, but "No" :-)
-    if (responder == nil && qApp->focusWidget())
-        return NO;
-    return [super makeFirstResponder:responder];
-}
-
-/***********************************************************************
-  END Copy and Paste between QCocoaWindow and QCocoaPanel
-***********************************************************************/
-+ (Class)frameViewClassForStyleMask:(NSUInteger)styleMask
-{
-    if (styleMask & QtMacCustomizeWindow)
-        return [QT_MANGLE_NAMESPACE(QCocoaWindowCustomThemeFrame) class];
-    return [super frameViewClassForStyleMask:styleMask];
-}
+#include "qcocoasharedwindowmethods_mac_p.h"
 
 @end
 #endif
diff --git a/src/gui/kernel/qcocoapanel_mac_p.h b/src/gui/kernel/qcocoapanel_mac_p.h
index d95cd93..69dca1e 100644
--- a/src/gui/kernel/qcocoapanel_mac_p.h
+++ b/src/gui/kernel/qcocoapanel_mac_p.h
@@ -54,12 +54,10 @@
 #ifdef QT_MAC_USE_COCOA
 #import <Cocoa/Cocoa.h>
 
-
 @interface QT_MANGLE_NAMESPACE(QCocoaPanel) : NSPanel {
     bool leftButtonIsRightButton;
 }
 
 + (Class)frameViewClassForStyleMask:(NSUInteger)styleMask;
-
 @end
 #endif
diff --git a/src/gui/kernel/qcocoasharedwindowmethods_mac_p.h b/src/gui/kernel/qcocoasharedwindowmethods_mac_p.h
new file mode 100644
index 0000000..f347240
--- /dev/null
+++ b/src/gui/kernel/qcocoasharedwindowmethods_mac_p.h
@@ -0,0 +1,187 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+/****************************************************************************
+ NB: This is not a header file, dispite the file name suffix. This file is
+ included directly into the source code of qcocoawindow_mac.mm and
+ qcocoapanel_mac.mm to avoid manually doing copy and paste of the exact
+ same code needed at both places. This solution makes it more difficult
+ to e.g fix a bug in qcocoawindow_mac.mm, but forget to do the same in
+ qcocoapanel_mac.mm.
+ The reason we need to do copy and paste in the first place, rather than
+ resolve to method overriding, is that QCocoaPanel needs to inherit from
+ NSPanel, while QCocoaWindow needs to inherit NSWindow rather than NSPanel).
+****************************************************************************/
+
+QT_BEGIN_NAMESPACE
+extern Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum); // qcocoaview.mm
+extern QPointer<QWidget> qt_button_down; //qapplication_mac.cpp
+QT_END_NAMESPACE
+
+- (BOOL)canBecomeKeyWindow
+{
+    QWidget *widget = [self QT_MANGLE_NAMESPACE(qt_qwidget)];
+
+    bool isToolTip = (widget->windowType() == Qt::ToolTip);
+    bool isPopup = (widget->windowType() == Qt::Popup);
+    return !(isPopup || isToolTip);
+}
+
+- (void)toggleToolbarShown:(id)sender
+{
+    macSendToolbarChangeEvent([self QT_MANGLE_NAMESPACE(qt_qwidget)]);
+    [super toggleToolbarShown:sender];
+}
+
+/*
+    The methods keyDown, keyUp, and flagsChanged... These really shouldn't ever
+    get hit. We automatically say we can be first responder if we are a window.
+    So, the handling should get handled by the view. This is here more as a
+    last resort (i.e., this is code that can potentially be removed).
+ */
+- (void)keyDown:(NSEvent *)theEvent
+{
+    bool keyOK = qt_dispatchKeyEvent(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
+    if (!keyOK)
+        [super keyDown:theEvent];
+}
+
+- (void)keyUp:(NSEvent *)theEvent
+{
+    bool keyOK = qt_dispatchKeyEvent(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
+    if (!keyOK)
+        [super keyUp:theEvent];
+}
+
+- (void)flagsChanged:(NSEvent *)theEvent
+{
+    qt_dispatchModifiersChanged(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
+    [super flagsChanged:theEvent];
+}
+
+
+- (void)tabletProximity:(NSEvent *)tabletEvent
+{
+    qt_dispatchTabletProximityEvent(tabletEvent);
+}
+
+- (void)sendEvent:(NSEvent *)event
+{
+    QWidget *widget = [[QT_MANGLE_NAMESPACE(QCocoaWindowDelegate) sharedDelegate] qt_qwidgetForWindow:self];
+
+    // Cocoa can hold onto the window after we've disavowed its knowledge. So,
+    // if we get sent an event afterwards just have it go through the super's
+    // version and don't do any stuff with Qt.
+    if (!widget) {
+        [super sendEvent:event];
+        return;
+    }
+
+    [self retain];
+    QT_MANGLE_NAMESPACE(QCocoaView) *view = static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(qt_mac_nativeview_for(widget));
+    Qt::MouseButton mouseButton = cocoaButton2QtButton([event buttonNumber]);
+
+    bool handled = false;
+    // sometimes need to redirect mouse events to the popup.
+    QWidget *popup = qAppInstance()->activePopupWidget();
+    if (popup) {
+        switch([event type])
+        {
+        case NSLeftMouseDown:
+            if (!qt_button_down)
+                qt_button_down = widget;
+            handled = qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonPress, mouseButton);
+            // Don't call super here. This prevents us from getting the mouseUp event,
+            // which we need to send even if the mouseDown event was not accepted. 
+            // (this is standard Qt behavior.)
+            break;
+        case NSRightMouseDown:
+        case NSOtherMouseDown:
+            if (!qt_button_down)
+                qt_button_down = widget;
+            handled = qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonPress, mouseButton);
+            break;
+        case NSLeftMouseUp:
+        case NSRightMouseUp:
+        case NSOtherMouseUp:
+            handled = qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonRelease, mouseButton);
+            qt_button_down = 0;
+            break;
+        case NSMouseMoved:
+            handled = qt_mac_handleMouseEvent(view, event, QEvent::MouseMove, Qt::NoButton);
+            break;
+        case NSLeftMouseDragged:
+        case NSRightMouseDragged:
+        case NSOtherMouseDragged:
+            [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->view = view;
+            [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->theEvent = event;
+            handled = qt_mac_handleMouseEvent(view, event, QEvent::MouseMove, mouseButton);
+            break;
+        default:
+            [super sendEvent:event];
+            break;
+        }
+    } else {
+        [super sendEvent:event];
+    }
+
+    if (!handled)
+        qt_mac_dispatchNCMouseMessage(self, event, [self QT_MANGLE_NAMESPACE(qt_qwidget)], leftButtonIsRightButton);
+
+    [self release];
+}
+
+- (BOOL)makeFirstResponder:(NSResponder *)responder
+{
+    // For some reason Cocoa wants to flip the first responder
+    // when Qt doesn't want to, sorry, but "No" :-)
+    if (responder == nil && qApp->focusWidget())
+        return NO;
+    return [super makeFirstResponder:responder];
+}
+
++ (Class)frameViewClassForStyleMask:(NSUInteger)styleMask
+{
+    if (styleMask & QtMacCustomizeWindow)
+        return [QT_MANGLE_NAMESPACE(QCocoaWindowCustomThemeFrame) class];
+    return [super frameViewClassForStyleMask:styleMask];
+}
+
diff --git a/src/gui/kernel/qcocoaview_mac.mm b/src/gui/kernel/qcocoaview_mac.mm
index 3da783f..ddd8ca6 100644
--- a/src/gui/kernel/qcocoaview_mac.mm
+++ b/src/gui/kernel/qcocoaview_mac.mm
@@ -708,9 +708,9 @@ extern "C" {
 
 - (void)mouseUp:(NSEvent *)theEvent
 {
-    qt_button_down = 0;
-
     qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::LeftButton);
+
+    qt_button_down = 0;
 }
 
 - (void)rightMouseDown:(NSEvent *)theEvent
@@ -723,9 +723,9 @@ extern "C" {
 
 - (void)rightMouseUp:(NSEvent *)theEvent
 {
-    qt_button_down = 0;
-
     qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::RightButton);
+
+    qt_button_down = 0;
 }
 
 - (void)otherMouseDown:(NSEvent *)theEvent
@@ -739,10 +739,10 @@ extern "C" {
 
 - (void)otherMouseUp:(NSEvent *)theEvent
 {
-    qt_button_down = 0;
-
     Qt::MouseButton mouseButton = cocoaButton2QtButton([theEvent buttonNumber]);
     qt_mac_handleMouseEvent(self, theEvent,  QEvent::MouseButtonRelease, mouseButton);
+
+    qt_button_down = 0;
 }
 
 - (void)mouseDragged:(NSEvent *)theEvent
@@ -777,12 +777,19 @@ extern "C" {
     NSPoint windowPoint = [theEvent locationInWindow];
     NSPoint globalPoint = [[theEvent window] convertBaseToScreen:windowPoint];
     NSPoint localPoint = [self convertPoint:windowPoint fromView:nil];
-    QPoint qlocal = QPoint(localPoint.x, localPoint.y);
-    QPoint qglobal = QPoint(globalPoint.x, globalPoint.y);
-    Qt::MouseButton buttons = cocoaButton2QtButton([theEvent buttonNumber]);
+    QPoint qlocal = QPoint(localPoint.x, flipYCoordinate(localPoint.y));
+    QPoint qglobal = QPoint(globalPoint.x, flipYCoordinate(globalPoint.y));
+    Qt::MouseButtons buttons = QApplication::mouseButtons();
     bool wheelOK = false;
     Qt::KeyboardModifiers keyMods = qt_cocoaModifiers2QtModifiers([theEvent modifierFlags]);
     QWidget *widgetToGetMouse = qwidget;
+    // if popup is open it should get wheel events if the cursor is over the popup,
+    // otherwise the event should be ignored.
+    if (QWidget *popup = qAppInstance()->activePopupWidget()) {
+        if (!popup->geometry().contains(qglobal))
+            return;
+    }
+
     int deltaX = 0;
     int deltaY = 0;
     int deltaZ = 0;
@@ -1442,6 +1449,9 @@ Qt::DropAction QDragManager::drag(QDrag *o)
                     pasteboard:pboard
                         source:dndParams.view
                      slideBack:YES];
+    // reset the implicit grab widget when drag ends because we will not
+    // receive the mouse release event when DND is active.
+    qt_button_down = 0;
     [dndParams.view release];
     [image release];
     dragPrivate()->executed_action = Qt::IgnoreAction;
diff --git a/src/gui/kernel/qcocoawindow_mac.mm b/src/gui/kernel/qcocoawindow_mac.mm
index 263f0ac..a9aa373 100644
--- a/src/gui/kernel/qcocoawindow_mac.mm
+++ b/src/gui/kernel/qcocoawindow_mac.mm
@@ -50,15 +50,8 @@
 #include <QtGui/QWidget>
 
 QT_FORWARD_DECLARE_CLASS(QWidget);
-QT_BEGIN_NAMESPACE
-extern Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum); // qcocoaview.mm
-QT_END_NAMESPACE
 QT_USE_NAMESPACE
 
-@interface NSWindow (QtCoverForHackWithCategory)
-+ (Class)frameViewClassForStyleMask:(NSUInteger)styleMask;
-@end
-
 @implementation NSWindow (QT_MANGLE_NAMESPACE(QWidgetIntegration))
 
 - (id)QT_MANGLE_NAMESPACE(qt_initWithQWidget):(QWidget*)widget contentRect:(NSRect)rect styleMask:(NSUInteger)mask;
@@ -83,138 +76,12 @@ QT_USE_NAMESPACE
 
 @implementation QT_MANGLE_NAMESPACE(QCocoaWindow)
 
-- (BOOL)canBecomeKeyWindow
-{
-    return YES;
-}
-
 /***********************************************************************
-  BEGIN Copy and Paste between QCocoaWindow and QCocoaPanel
+  Copy and Paste between QCocoaWindow and QCocoaPanel
   This is a bit unfortunate, but thanks to the dynamic dispatch we
   have to duplicate this code or resort to really silly forwarding methods
 **************************************************************************/
-
-/*
-    The methods keyDown, keyUp, and flagsChanged... These really shouldn't ever
-    get hit. We automatically say we can be first responder if we are a window.
-    So, the handling should get handled by the view. This is here more as a
-    last resort (i.e., this is code that can potentially be removed).
- */
-
-- (void)toggleToolbarShown:(id)sender
-{
-    macSendToolbarChangeEvent([self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    [super toggleToolbarShown:sender];
-}
-
-- (void)keyDown:(NSEvent *)theEvent
-{
-    bool keyOK = qt_dispatchKeyEvent(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    if (!keyOK)
-        [super keyDown:theEvent];
-}
-
-- (void)keyUp:(NSEvent *)theEvent
-{
-    bool keyOK = qt_dispatchKeyEvent(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    if (!keyOK)
-        [super keyUp:theEvent];
-}
-
-- (void)flagsChanged:(NSEvent *)theEvent
-{
-    qt_dispatchModifiersChanged(theEvent, [self QT_MANGLE_NAMESPACE(qt_qwidget)]);
-    [super flagsChanged:theEvent];
-}
-
-
-- (void)tabletProximity:(NSEvent *)tabletEvent
-{
-    qt_dispatchTabletProximityEvent(tabletEvent);
-}
-
-- (void)sendEvent:(NSEvent *)event
-{
-    QWidget *widget = [[QT_MANGLE_NAMESPACE(QCocoaWindowDelegate) sharedDelegate] qt_qwidgetForWindow:self];
-
-    // Cocoa can hold onto the window after we've disavowed its knowledge. So,
-    // if we get sent an event afterwards just have it go through the super's
-    // version and don't do any stuff with Qt.
-    if (!widget) {
-        [super sendEvent:event];
-        return;
-    }
-
-    [self retain];
-    QT_MANGLE_NAMESPACE(QCocoaView) *view = static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(qt_mac_nativeview_for(widget));
-    Qt::MouseButton mouseButton = cocoaButton2QtButton([event buttonNumber]);
-    // sometimes need to redirect mouse events to the popup.
-    QWidget *popup = qAppInstance()->activePopupWidget();
-    if (popup && popup != widget) {
-        switch([event type])
-        {
-        case NSLeftMouseDown:
-            qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonPress, mouseButton);
-            // Don't call super here. This prevents us from getting the mouseUp event,
-            // which we need to send even if the mouseDown event was not accepted. 
-            // (this is standard Qt behavior.)
-            break;
-        case NSRightMouseDown:
-        case NSOtherMouseDown:
-            if (!qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonPress, mouseButton))
-                [super sendEvent:event];
-            break;
-        case NSLeftMouseUp:
-        case NSRightMouseUp:
-        case NSOtherMouseUp:
-            if (!qt_mac_handleMouseEvent(view, event, QEvent::MouseButtonRelease, mouseButton))
-                [super sendEvent:event];
-            break;
-        case NSMouseMoved:
-            qt_mac_handleMouseEvent(view, event, QEvent::MouseMove, Qt::NoButton);
-            break;
-        case NSLeftMouseDragged:
-        case NSRightMouseDragged:
-        case NSOtherMouseDragged:
-            [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->view = view;
-            [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->theEvent = event;
-            if (!qt_mac_handleMouseEvent(view, event, QEvent::MouseMove, mouseButton))
-                [super sendEvent:event];
-            break;
-        default:
-            [super sendEvent:event];
-            break;
-        }
-    } else {
-        [super sendEvent:event];
-    }
-    qt_mac_dispatchNCMouseMessage(self, event, [self QT_MANGLE_NAMESPACE(qt_qwidget)], leftButtonIsRightButton);
-
-
-    [self release];
-}
-
-
-- (BOOL)makeFirstResponder:(NSResponder *)responder
-{
-    // For some reason Cocoa wants to flip the first responder
-    // when Qt doesn't want to, sorry, but "No" :-)
-    if (responder == nil && qApp->focusWidget())
-        return NO;
-    return [super makeFirstResponder:responder];
-}
-
-/***********************************************************************
-  END Copy and Paste between QCocoaWindow and QCocoaPanel
-***********************************************************************/
-
-+ (Class)frameViewClassForStyleMask:(NSUInteger)styleMask
-{
-    if (styleMask & QtMacCustomizeWindow)
-        return [QT_MANGLE_NAMESPACE(QCocoaWindowCustomThemeFrame) class];
-    return [super frameViewClassForStyleMask:styleMask];
-}
+#include "qcocoasharedwindowmethods_mac_p.h"
 
 @end
-
 #endif
diff --git a/src/gui/kernel/qcocoawindow_mac_p.h b/src/gui/kernel/qcocoawindow_mac_p.h
index a688d96..91c5d4e 100644
--- a/src/gui/kernel/qcocoawindow_mac_p.h
+++ b/src/gui/kernel/qcocoawindow_mac_p.h
@@ -50,13 +50,18 @@
 // We mean it.
 //
 
-#include "qmacdefines_mac.h"
 #ifdef QT_MAC_USE_COCOA
+#include "qmacdefines_mac.h"
 #import <Cocoa/Cocoa.h>
 
 enum { QtMacCustomizeWindow = 1 << 21 }; // This will one day be run over by
 
 QT_FORWARD_DECLARE_CLASS(QWidget);
+QT_FORWARD_DECLARE_CLASS(QStringList);
+
+@interface NSWindow (QtCoverForHackWithCategory)
++ (Class)frameViewClassForStyleMask:(NSUInteger)styleMask;
+@end
 
 @interface NSWindow (QT_MANGLE_NAMESPACE(QWidgetIntegration))
 - (id)QT_MANGLE_NAMESPACE(qt_initWithQWidget):(QWidget *)widget contentRect:(NSRect)rect styleMask:(NSUInteger)mask;
@@ -70,3 +75,4 @@ QT_FORWARD_DECLARE_CLASS(QWidget);
 + (Class)frameViewClassForStyleMask:(NSUInteger)styleMask;
 @end
 #endif
+
diff --git a/src/gui/kernel/qt_cocoa_helpers_mac.mm b/src/gui/kernel/qt_cocoa_helpers_mac.mm
index 2bf1465..ef680a4 100644
--- a/src/gui/kernel/qt_cocoa_helpers_mac.mm
+++ b/src/gui/kernel/qt_cocoa_helpers_mac.mm
@@ -139,6 +139,7 @@ void QMacWindowFader::performFade()
 extern bool qt_sendSpontaneousEvent(QObject *receiver, QEvent *event); // qapplication.cpp;
 extern Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum); // qcocoaview.mm
 extern QWidget * mac_mouse_grabber;
+extern QPointer<QWidget> qt_button_down; //qapplication_mac.cpp
 
 void macWindowFade(void * /*OSWindowRef*/ window, float durationSeconds)
 {
@@ -748,7 +749,11 @@ void qt_mac_dispatchNCMouseMessage(void * /* NSWindow* */eventWindow, void * /*
             NSRect frameRect = [window frame];
             if (fakeNCEvents || NSMouseInRect(globalPoint, frameRect, NO)) {
                 NSRect contentRect = [window contentRectForFrameRect:frameRect];
-                if (fakeNCEvents || !NSMouseInRect(globalPoint, contentRect, NO)) {
+                qglobalPoint = QPoint(flipPoint(globalPoint).toPoint());
+                QWidget *w = widgetToGetEvent->childAt(widgetToGetEvent->mapFromGlobal(qglobalPoint));
+                // check that the mouse pointer is on the non-client area and
+                // there are not widgets in it.
+                if (fakeNCEvents || (!NSMouseInRect(globalPoint, contentRect, NO) && !w)) {
                     qglobalPoint = QPoint(flipPoint(globalPoint).toPoint());
                     qlocalPoint = widgetToGetEvent->mapFromGlobal(qglobalPoint);
                     processThisEvent = true;
@@ -759,8 +764,11 @@ void qt_mac_dispatchNCMouseMessage(void * /* NSWindow* */eventWindow, void * /*
     // This is not an NC area mouse message.
     if (!processThisEvent)
         return;
+
     // If the window is frame less, generate fake mouse events instead. (floating QToolBar)
-    if (fakeNCEvents && (widgetToGetEvent->window()->windowFlags() & Qt::FramelessWindowHint))
+    // or if someone already got an explicit or implicit grab
+    if (mac_mouse_grabber || qt_button_down ||
+        (fakeNCEvents && (widgetToGetEvent->window()->windowFlags() & Qt::FramelessWindowHint)))
         fakeMouseEvents = true;
 
     Qt::MouseButton button;
@@ -838,8 +846,15 @@ void qt_mac_dispatchNCMouseMessage(void * /* NSWindow* */eventWindow, void * /*
             leftButtonIsRightButton = false;
         }
     }
+
     QMouseEvent qme(eventType, qlocalPoint, qglobalPoint, button, button, keyMods);
     qt_sendSpontaneousEvent(widgetToGetEvent, &qme);
+
+    // We don't need to set the implicit grab widget here because we won't
+    // reach this point if then event type is Press over a Qt widget.
+    // However we might need to unset it if the event is Release.
+    if (eventType == QEvent::MouseButtonRelease)
+        qt_button_down = 0;
 #endif
 }
 
@@ -873,15 +888,12 @@ bool qt_mac_handleMouseEvent(void * /* NSView * */view, void * /* NSEvent * */ev
     // Find the widget that *should* get the event (e.g., maybe it was a pop-up,
     // they always get the mouse event).
     QWidget *qwidget = [theView qt_qwidget];
-    QWidget *widgetToGetMouse = qwidget;
+    QWidget *widgetToGetMouse = 0;
+    NSView *tmpView = 0;
     QWidget *popup = qAppInstance()->activePopupWidget();
-    NSView *tmpView = theView;
-    if (mac_mouse_grabber  && mac_mouse_grabber != widgetToGetMouse) {
-        widgetToGetMouse = mac_mouse_grabber;
-        tmpView = qt_mac_nativeview_for(widgetToGetMouse);
-    }
+    QPoint qglobalPoint(flipPoint(globalPoint).toPoint());
 
-    if (popup && popup != qwidget->window()) {
+    if (popup) {
         widgetToGetMouse = popup;
         tmpView = qt_mac_nativeview_for(popup);
         windowPoint = [[tmpView window] convertScreenToBase:globalPoint];
@@ -901,13 +913,15 @@ bool qt_mac_handleMouseEvent(void * /* NSView * */view, void * /* NSEvent * */ev
         }
     } else {
         extern QPointer<QWidget> qt_button_down; //qapplication_mac.cpp
-        if (!mac_mouse_grabber && qt_button_down) {
-            // if there is no explicit grabber, and the mouse was grabbed
-            // implicitely (i.e. a mousebutton was pressed)
-            widgetToGetMouse = qt_button_down;
+        QPoint pos;
+        widgetToGetMouse = QApplicationPrivate::pickMouseReceiver(qwidget, qglobalPoint,
+                                                                  pos, eventType,
+                                                                  button, qt_button_down, 0);
+        if (widgetToGetMouse)
             tmpView = qt_mac_nativeview_for(widgetToGetMouse);
-        }
     }
+    if (!widgetToGetMouse)
+        return false;
 
     NSPoint localPoint = [tmpView convertPoint:windowPoint fromView:nil];
     QPoint qlocalPoint(localPoint.x, localPoint.y);
@@ -953,14 +967,13 @@ bool qt_mac_handleMouseEvent(void * /* NSView * */view, void * /* NSEvent * */ev
         break;
     }
     [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent]->localPoint = localPoint;
-    QPoint qglobalPoint(flipPoint(globalPoint).toPoint());
     QMouseEvent qme(eventType, qlocalPoint, qglobalPoint, button, buttons, keyMods);
     qt_sendSpontaneousEvent(widgetToGetMouse, &qme);
     if (eventType == QEvent::MouseButtonPress && button == Qt::RightButton) {
         QContextMenuEvent qcme(QContextMenuEvent::Mouse, qlocalPoint, qglobalPoint, keyMods);
         qt_sendSpontaneousEvent(widgetToGetMouse, &qcme);
     }
-    return qme.isAccepted();
+    return true;
 #endif
 }
 
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index d19c574..06d52ae 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -8380,9 +8380,10 @@ bool QWidget::event(QEvent *event)
     case QEvent::TouchUpdate:
     case QEvent::TouchEnd:
     {
+#ifndef Q_WS_MAC
         QTouchEvent *touchEvent = static_cast<QTouchEvent *>(event);
         const QTouchEvent::TouchPoint &touchPoint = touchEvent->touchPoints().first();
-        if (touchPoint.isPrimary())
+        if (touchPoint.isPrimary() || touchEvent->deviceType() == QTouchEvent::TouchPad)
             break;
 
         // fake a mouse event!
@@ -8411,6 +8412,7 @@ bool QWidget::event(QEvent *event)
                                Qt::LeftButton,
                                touchEvent->modifiers());
         (void) QApplication::sendEvent(this, &mouseEvent);
+#endif // Q_WS_MAC
         break;
     }
     case QEvent::Gesture:
diff --git a/src/gui/styles/qgtkstyle.cpp b/src/gui/styles/qgtkstyle.cpp
index b32c55b..afa3325 100644
--- a/src/gui/styles/qgtkstyle.cpp
+++ b/src/gui/styles/qgtkstyle.cpp
@@ -645,6 +645,15 @@ int QGtkStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidg
         return buttonsHaveIcons;
     }
 
+    case SH_UnderlineShortcut: {
+        gboolean underlineShortcut = true;
+        if (!d->gtk_check_version(2, 12, 0)) {
+            GtkSettings *settings = d->gtk_settings_get_default();
+            g_object_get(settings, "gtk-enable-mnemonics", &underlineShortcut, NULL);
+        }
+        return underlineShortcut;
+    }
+
     default:
         return QCleanlooksStyle::styleHint(hint, option, widget, returnData);
     }
diff --git a/src/gui/styles/qwindowsxpstyle.cpp b/src/gui/styles/qwindowsxpstyle.cpp
index 0767083..50be342 100644
--- a/src/gui/styles/qwindowsxpstyle.cpp
+++ b/src/gui/styles/qwindowsxpstyle.cpp
@@ -3779,12 +3779,19 @@ int QWindowsXPStyle::styleHint(StyleHint hint, const QStyleOption *option, const
             QStyleHintReturnMask *mask = qstyleoption_cast<QStyleHintReturnMask *>(returnData);
             const QStyleOptionTitleBar *titlebar = qstyleoption_cast<const QStyleOptionTitleBar *>(option);
             if (mask && titlebar) {
+                // Note certain themes will not return the whole window frame but only the titlebar part when
+                // queried This function needs to return the entire window mask, hence we will only fetch the mask for the
+                // titlebar itself and add the remaining part of the window rect at the bottom.
+                int tbHeight = proxy()->pixelMetric(PM_TitleBarHeight, option, widget);
+                QRect titleBarRect = option->rect;
+                titleBarRect.setHeight(tbHeight);
                 XPThemeData themeData;
                 if (titlebar->titleBarState & Qt::WindowMinimized) {
-                    themeData = XPThemeData(widget, 0, QLatin1String("WINDOW"), WP_MINCAPTION, CS_ACTIVE, option->rect);
+                    themeData = XPThemeData(widget, 0, QLatin1String("WINDOW"), WP_MINCAPTION, CS_ACTIVE, titleBarRect);
                 } else
-                    themeData = XPThemeData(widget, 0, QLatin1String("WINDOW"), WP_CAPTION, CS_ACTIVE, option->rect);
-                mask->region = d->region(themeData);
+                    themeData = XPThemeData(widget, 0, QLatin1String("WINDOW"), WP_CAPTION, CS_ACTIVE, titleBarRect);
+                mask->region = d->region(themeData) +
+                               QRect(0, tbHeight, option->rect.width(), option->rect.height() - tbHeight);
             }
         }
         break;
diff --git a/src/gui/text/qfontdatabase_s60.cpp b/src/gui/text/qfontdatabase_s60.cpp
index 808dca6..bf8af92 100644
--- a/src/gui/text/qfontdatabase_s60.cpp
+++ b/src/gui/text/qfontdatabase_s60.cpp
@@ -51,6 +51,9 @@
 #include <private/qcore_symbian_p.h>
 #if defined(QT_NO_FREETYPE)
 #include <OPENFONT.H>
+#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS
+#include <graphics/openfontrasterizer.h> // COpenFontRasterizer has moved to a new header file
+#endif // SYMBIAN_ENABLE_SPLIT_HEADERS
 #endif
 
 QT_BEGIN_NAMESPACE
diff --git a/src/gui/widgets/qabstractscrollarea.cpp b/src/gui/widgets/qabstractscrollarea.cpp
index 35639b7..3cf4e94 100644
--- a/src/gui/widgets/qabstractscrollarea.cpp
+++ b/src/gui/widgets/qabstractscrollarea.cpp
@@ -294,7 +294,9 @@ void QAbstractScrollAreaPrivate::init()
     q->setFrameStyle(QFrame::StyledPanel | QFrame::Sunken);
     q->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
     layoutChildren();
+#ifndef Q_WS_MAC
     viewport->grabGesture(Qt::PanGesture);
+#endif
 }
 
 #ifdef Q_WS_WIN
@@ -543,7 +545,9 @@ void QAbstractScrollArea::setViewport(QWidget *widget)
         d->viewport->setParent(this);
         d->viewport->setFocusProxy(this);
         d->viewport->installEventFilter(d->viewportFilter.data());
+#ifndef Q_WS_MAC
         d->viewport->grabGesture(Qt::PanGesture);
+#endif
         d->layoutChildren();
         if (isVisible())
             d->viewport->show();