Changeset 561 for trunk/src/gui/kernel/qcocoaview_mac.mm

Timestamp:

Feb 11, 2010, 11:19:06 PM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.6.1 sources.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/gui/kernel/qcocoaview_mac.mm (modified) (52 diffs)

trunk/src/gui/kernel/qcocoaview_mac.mm

@@ -2 +2 @@
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
@@ -21 +22 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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
@@ -34 +34 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
 ** $QT_END_LICENSE$
 **
@@ -50 +50 @@
 #include <private/qdnd_p.h>
 #include <private/qmacinputcontext_p.h>
+#include <private/qmultitouch_mac_p.h>
+#include <private/qevent_p.h>
+#include <private/qbackingstore_p.h>
 
 #include <qscrollarea.h>
@@ -62 +65 @@
 #include <qdebug.h>
 
+@interface NSEvent (Qt_Compile_Leopard_DeviceDelta)
+  - (CGFloat)deviceDeltaX;
+  - (CGFloat)deviceDeltaY;
+  - (CGFloat)deviceDeltaZ;
+@end
+
+@interface NSEvent (Qt_Compile_Leopard_Gestures)
+  - (CGFloat)magnification;
+@end
 
 QT_BEGIN_NAMESPACE
@@ -72 +84 @@
 extern const QStringList& qEnabledDraggedTypes(); // qmime_mac.cpp
 extern QPointer<QWidget> qt_mouseover; //qapplication_mac.mm
+extern QPointer<QWidget> qt_button_down; //qapplication_mac.cpp
 
 Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum)
@@ -101 +114 @@
     { NSDragOperationGeneric,  Qt::CopyAction, false },
     { NSDragOperationEvery, Qt::ActionMask, false },
-    { NSDragOperationNone, Qt::IgnoreAction, false } 
+    { NSDragOperationNone, Qt::IgnoreAction, false }
 };
 
@@ -182 +195 @@
 QT_FORWARD_DECLARE_CLASS(QPainter)
 QT_FORWARD_DECLARE_CLASS(QHoverEvent)
+QT_FORWARD_DECLARE_CLASS(QCursor)
 QT_USE_NAMESPACE
 extern "C" {
@@ -196 +210 @@
         [self finishInitWithQWidget:widget widgetPrivate:widgetprivate];
     }
+    composingText = new QString();
     composing = false;
     sendKeyEvents = true;
+    currentCustomTypes = 0;
     [self setHidden:YES];
     return self;
@@ -212 +228 @@
 }
 
--(void)registerDragTypes:(bool)accept
+-(void)registerDragTypes
 {
     QMacCocoaAutoReleasePool pool;
-    if (accept) {
+    // Calling registerForDraggedTypes is slow, so only do it once for each widget
+    // or when the custom types change.
+    const QStringList& customTypes = qEnabledDraggedTypes();
+    if (currentCustomTypes == 0 || *currentCustomTypes != customTypes) {
+        if (currentCustomTypes == 0)
+            currentCustomTypes = new QStringList();
+        *currentCustomTypes = customTypes;
         const NSString* mimeTypeGeneric = @"com.trolltech.qt.MimeTypeName";
-        NSMutableArray *supportedTypes = [NSMutableArray arrayWithObjects:NSColorPboardType, 
-                                   NSFilenamesPboardType, NSStringPboardType, 
-                                   NSFilenamesPboardType, NSPostScriptPboardType, NSTIFFPboardType, 
-                                   NSRTFPboardType, NSTabularTextPboardType, NSFontPboardType, 
-                                   NSRulerPboardType, NSFileContentsPboardType, NSColorPboardType, 
-                                   NSRTFDPboardType, NSHTMLPboardType, NSPICTPboardType, 
+        NSMutableArray *supportedTypes = [NSMutableArray arrayWithObjects:NSColorPboardType,
+                                   NSFilenamesPboardType, NSStringPboardType,
+                                   NSFilenamesPboardType, NSPostScriptPboardType, NSTIFFPboardType,
+                                   NSRTFPboardType, NSTabularTextPboardType, NSFontPboardType,
+                                   NSRulerPboardType, NSFileContentsPboardType, NSColorPboardType,
+                                   NSRTFDPboardType, NSHTMLPboardType, NSPICTPboardType,
                                    NSURLPboardType, NSPDFPboardType, NSVCardPboardType,
-                                   NSFilesPromisePboardType, NSInkTextPboardType, 
+                                   NSFilesPromisePboardType, NSInkTextPboardType,
                                    NSMultipleTextSelectionPboardType, mimeTypeGeneric, nil];
         // Add custom types supported by the application.
-        const QStringList& customTypes = qEnabledDraggedTypes();
         for (int i = 0; i < customTypes.size(); i++) {
            [supportedTypes addObject:reinterpret_cast<const NSString *>(QCFString::toCFStringRef(customTypes[i]))];
         }
         [self registerForDraggedTypes:supportedTypes];
+    }
+}
+
+- (void)resetCursorRects
+{
+    QWidget *cursorWidget = qwidget;
+
+    if (cursorWidget->testAttribute(Qt::WA_TransparentForMouseEvents))
+        cursorWidget = QApplication::widgetAt(qwidget->mapToGlobal(qwidget->rect().center()));
+
+    if (cursorWidget == 0)
+        return;
+
+    if (!cursorWidget->testAttribute(Qt::WA_SetCursor)) {
+        [super resetCursorRects];
+        return;
+    }
+
+    QRegion mask = qt_widget_private(cursorWidget)->extra->mask;
+    NSCursor *nscursor = static_cast<NSCursor *>(qt_mac_nsCursorForQCursor(cursorWidget->cursor()));
+    if (mask.isEmpty()) {
+        [self addCursorRect:[qt_mac_nativeview_for(cursorWidget) visibleRect] cursor:nscursor];
     } else {
-        [self unregisterDraggedTypes];
+        const QVector<QRect> &rects = mask.rects();
+        for (int i = 0; i < rects.size(); ++i) {
+            const QRect &rect = rects.at(i);
+            [self addCursorRect:NSMakeRect(rect.x(), rect.y(), rect.width(), rect.height()) cursor:nscursor];
+        }
     }
 }
@@ -244 +291 @@
     }
 }
- 
-- (void)addDropData:(id <NSDraggingInfo>)sender 
+
+- (void)addDropData:(id <NSDraggingInfo>)sender
 {
     [self removeDropData];
-    CFStringRef dropPasteboard = (CFStringRef) [[sender draggingPasteboard] name]; 
+    CFStringRef dropPasteboard = (CFStringRef) [[sender draggingPasteboard] name];
     dropData = new QCocoaDropData(dropPasteboard);
-} 
-
-- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender 
-{ 
+}
+
+- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
+{
+    if (qwidget->testAttribute(Qt::WA_DropSiteRegistered) == false)
+        return NSDragOperationNone;
+    NSPoint windowPoint = [sender draggingLocation];
+    if (qwidget->testAttribute(Qt::WA_TransparentForMouseEvents)) {
+        // pass the drag enter event to the view underneath.
+        NSView *candidateView = [[[self window] contentView] hitTest:windowPoint];
+        if (candidateView && candidateView != self)
+            return [candidateView draggingEntered:sender];
+    }
+    dragEnterSequence = [sender draggingSequenceNumber];
     [self addDropData:sender];
     QMimeData *mimeData = dropData;
     if (QDragManager::self()->source())
         mimeData = QDragManager::self()->dragPrivate()->data;
-    NSPoint windowPoint = [sender draggingLocation];
     NSPoint globalPoint = [[sender draggingDestinationWindow] convertBaseToScreen:windowPoint];
     NSPoint localPoint = [self convertPoint:windowPoint fromView:nil];
     QPoint posDrag(localPoint.x, localPoint.y);
-    NSDragOperation nsActions = [sender draggingSourceOperationMask]; 
+    NSDragOperation nsActions = [sender draggingSourceOperationMask];
     Qt::DropActions qtAllowed = qt_mac_mapNSDragOperations(nsActions);
+    QT_PREPEND_NAMESPACE(qt_mac_dnd_answer_rec.lastOperation) = nsActions;
+    Qt::KeyboardModifiers modifiers  = Qt::NoModifier;
+    if ([sender draggingSource] != nil) {
+        // modifier flags might have changed, update it here since we don't send any input events.
+        QApplicationPrivate::modifier_buttons = qt_cocoaModifiers2QtModifiers([[NSApp currentEvent] modifierFlags]);
+        modifiers = QApplication::keyboardModifiers();
+    } else {
+        // when the source is from another application the above technique will not work.
+        modifiers = qt_cocoaDragOperation2QtModifiers(nsActions);
+    }
     // send the drag enter event to the widget.
-    QDragEnterEvent qDEEvent(posDrag, qtAllowed, mimeData,
-            QApplication::mouseButtons(), QApplication::keyboardModifiers());
+    QDragEnterEvent qDEEvent(posDrag, qtAllowed, mimeData, QApplication::mouseButtons(), modifiers);
     QApplication::sendEvent(qwidget, &qDEEvent);
     if (!qDEEvent.isAccepted()) {
@@ -273 +338 @@
         return NSDragOperationNone;
     } else {
+        // save the mouse position, used by draggingExited handler.
+        DnDParams *dndParams = [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent];
+        dndParams->activeDragEnterPos = windowPoint;
         // send a drag move event immediately after a drag enter event (as per documentation).
-        QDragMoveEvent qDMEvent(posDrag, qtAllowed, mimeData,
-                QApplication::mouseButtons(), QApplication::keyboardModifiers());
+        QDragMoveEvent qDMEvent(posDrag, qtAllowed, mimeData, QApplication::mouseButtons(), modifiers);
         qDMEvent.setDropAction(qDEEvent.dropAction());
         qDMEvent.accept(); // accept by default, since enter event was accepted.
         QApplication::sendEvent(qwidget, &qDMEvent);
         if (!qDMEvent.isAccepted() || qDMEvent.dropAction() == Qt::IgnoreAction) {
-            // since we accepted the drag enter event, the widget expects 
-            // future drage move events.  
-            // ### check if we need to treat this like the drag enter event.
-            nsActions = QT_PREPEND_NAMESPACE(qt_mac_mapDropAction)(qDEEvent.dropAction());
+            // since we accepted the drag enter event, the widget expects
+            // future drage move events.
+            // ### check if we need to treat this like the drag enter event.
+            nsActions = NSDragOperationNone;
+            // Save as ignored in the answer rect.
+            qDMEvent.setDropAction(Qt::IgnoreAction);
         } else {
             nsActions = QT_PREPEND_NAMESPACE(qt_mac_mapDropAction)(qDMEvent.dropAction());
-        }
+        }
         QT_PREPEND_NAMESPACE(qt_mac_copy_answer_rect)(qDMEvent);
-        return nsActions;
-    } 
+        return nsActions;
+    }
  }
- 
 - (NSDragOperation)draggingUpdated:(id < NSDraggingInfo >)sender
 {
-    // drag enter event was rejected, so ignore the move event. 
+    NSPoint windowPoint = [sender draggingLocation];
+    if (qwidget->testAttribute(Qt::WA_TransparentForMouseEvents)) {
+        // pass the drag move event to the view underneath.
+        NSView *candidateView = [[[self window] contentView] hitTest:windowPoint];
+        if (candidateView && candidateView != self)
+            return [candidateView draggingUpdated:sender];
+    }
+    // in cases like QFocusFrame, the view under the mouse might
+    // not have received the drag enter. Generate a synthetic
+    // drag enter event for that view.
+    if (dragEnterSequence != [sender draggingSequenceNumber])
+        [self draggingEntered:sender];
+    // drag enter event was rejected, so ignore the move event.
     if (dropData == 0)
         return NSDragOperationNone;
     // return last value, if we are still in the answerRect.
-    NSPoint windowPoint = [sender draggingLocation];
     NSPoint globalPoint = [[sender draggingDestinationWindow] convertBaseToScreen:windowPoint];
     NSPoint localPoint = [self convertPoint:windowPoint fromView:nil];
@@ -306 +385 @@
         && QT_PREPEND_NAMESPACE(qt_mac_dnd_answer_rec.lastOperation) == nsActions)
         return QT_PREPEND_NAMESPACE(qt_mac_mapDropActions)(QT_PREPEND_NAMESPACE(qt_mac_dnd_answer_rec.lastAction));
-    // send drag move event to the widget    
+    // send drag move event to the widget
     QT_PREPEND_NAMESPACE(qt_mac_dnd_answer_rec.lastOperation) = nsActions;
     Qt::DropActions qtAllowed = QT_PREPEND_NAMESPACE(qt_mac_mapNSDragOperations)(nsActions);
+    Qt::KeyboardModifiers modifiers  = Qt::NoModifier;
+    if ([sender draggingSource] != nil) {
+        // modifier flags might have changed, update it here since we don't send any input events.
+        QApplicationPrivate::modifier_buttons = qt_cocoaModifiers2QtModifiers([[NSApp currentEvent] modifierFlags]);
+        modifiers = QApplication::keyboardModifiers();
+    } else {
+        // when the source is from another application the above technique will not work.
+        modifiers = qt_cocoaDragOperation2QtModifiers(nsActions);
+    }
     QMimeData *mimeData = dropData;
     if (QDragManager::self()->source())
         mimeData = QDragManager::self()->dragPrivate()->data;
-    QDragMoveEvent qDMEvent(posDrag, qtAllowed, mimeData,
-            QApplication::mouseButtons(), QApplication::keyboardModifiers());
+    QDragMoveEvent qDMEvent(posDrag, qtAllowed, mimeData, QApplication::mouseButtons(), modifiers);
     qDMEvent.setDropAction(QT_PREPEND_NAMESPACE(qt_mac_dnd_answer_rec).lastAction);
     qDMEvent.accept();
     QApplication::sendEvent(qwidget, &qDMEvent);
-    qt_mac_copy_answer_rect(qDMEvent);
 
     NSDragOperation operation = qt_mac_mapDropAction(qDMEvent.dropAction());
@@ -323 +409 @@
         // ignore this event (we will still receive further notifications)
         operation = NSDragOperationNone;
-    }
+        // Save as ignored in the answer rect.
+        qDMEvent.setDropAction(Qt::IgnoreAction);
+    }
+    qt_mac_copy_answer_rect(qDMEvent);
     return operation;
 }
@@ -329 +418 @@
 - (void)draggingExited:(id < NSDraggingInfo >)sender
 {
-    Q_UNUSED(sender)
-    // drag enter event was rejected, so ignore the move event. 
+    dragEnterSequence = -1;
+    if (qwidget->testAttribute(Qt::WA_TransparentForMouseEvents)) {
+        // try sending the leave event to the last view which accepted drag enter.
+        DnDParams *dndParams = [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent];
+        NSView *candidateView = [[[self window] contentView] hitTest:dndParams->activeDragEnterPos];
+        if (candidateView && candidateView != self)
+            return [candidateView draggingExited:sender];
+    }
+    // drag enter event was rejected, so ignore the move event.
     if (dropData) {
         QDragLeaveEvent de;
@@ -336 +432 @@
         [self removeDropData];
     }
-
 }
 
 - (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
 {
+    NSPoint windowPoint = [sender draggingLocation];
+    dragEnterSequence = -1;
+    if (qwidget->testAttribute(Qt::WA_TransparentForMouseEvents)) {
+        // pass the drop event to the view underneath.
+        NSView *candidateView = [[[self window] contentView] hitTest:windowPoint];
+        if (candidateView && candidateView != self)
+            return [candidateView performDragOperation:sender];
+    }
     [self addDropData:sender];
-    
-    NSPoint windowPoint = [sender draggingLocation];
+
     NSPoint globalPoint = [[sender draggingDestinationWindow] convertBaseToScreen:windowPoint];
     NSPoint localPoint = [self convertPoint:windowPoint fromView:nil];
     QPoint posDrop(localPoint.x, localPoint.y);
-    
-    NSDragOperation nsActions = [sender draggingSourceOperationMask]; 
+
+    NSDragOperation nsActions = [sender draggingSourceOperationMask];
     Qt::DropActions qtAllowed = qt_mac_mapNSDragOperations(nsActions);
     QMimeData *mimeData = dropData;
@@ -359 +461 @@
         QDragManager::self()->dragPrivate()->target = qwidget;
     QApplication::sendEvent(qwidget, &de);
+    if (QDragManager::self()->object)
+        QDragManager::self()->dragPrivate()->executed_action = de.dropAction();
     if (!de.isAccepted())
         return NO;
@@ -367 +471 @@
 - (void)dealloc
 {
+    delete composingText;
     [[NSNotificationCenter defaultCenter] removeObserver:self];
+    delete currentCustomTypes;
+    [self unregisterDraggedTypes];
     [super dealloc];
 }
@@ -389 +496 @@
 {
     [super setFrameSize:newSize];
- 
+
     // A change in size has required the view to be invalidated.
-    if ([self inLiveResize])
-    {
+    if ([self inLiveResize]) {
         NSRect rects[4];
         NSInteger count;
@@ -400 +506 @@
             [self setNeedsDisplayInRect:rects[count]];
         }
-    }
-    else
-    {
+    } else {
         [self setNeedsDisplay:YES];
     }
@@ -409 +513 @@
 - (void)drawRect:(NSRect)aRect
 {
+    if (QApplicationPrivate::graphicsSystem() != 0) {
+        if (QWidgetBackingStore *bs = qwidgetprivate->maybeBackingStore())
+            bs->markDirty(qwidget->rect(), qwidget);
+        qwidgetprivate->syncBackingStore(qwidget->rect());
+        return;
+    }
     CGContextRef cg = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
     qwidgetprivate->hd = cg;
@@ -462 +572 @@
 #endif
             QPainter p(qwidget);
-            QAbstractScrollArea *scrollArea = qobject_cast<QAbstractScrollArea *>(qwidget->parent());
-            QPoint scrollAreaOffset;
-            if (scrollArea && scrollArea->viewport() == qwidget) {
-                QAbstractScrollAreaPrivate *priv
-                        = static_cast<QAbstractScrollAreaPrivate *>(qt_widget_private(scrollArea));
-                scrollAreaOffset = priv->contentsOffset();
-                p.translate(-scrollAreaOffset);
-            }
-            qwidgetprivate->paintBackground(&p, qrgn, scrollAreaOffset,
+            qwidgetprivate->paintBackground(&p, qrgn,
                                             qwidget->isWindow() ? QWidgetPrivate::DrawAsRoot : 0);
             p.end();
@@ -481 +583 @@
         if (!redirectionOffset.isNull())
             QPainter::restoreRedirected(qwidget);
-#ifdef QT_RASTER_PAINTENGINE
-        if(engine && engine->type() == QPaintEngine::Raster)
-            static_cast<QRasterPaintEngine*>(engine)->flush(qwidget,
-                                                            qrgn.boundingRect().topLeft());
-#endif
         if (engine)
             engine->setSystemClip(QRegion());
@@ -503 +600 @@
 }
 
+- (NSView *)hitTest:(NSPoint)aPoint
+{
+    if (qwidget->testAttribute(Qt::WA_TransparentForMouseEvents))
+        return nil; // You cannot hit a transparent for mouse event widget.
+    return [super hitTest:aPoint];
+}
+
 - (void)updateTrackingAreas
 {
@@ -513 +617 @@
         }
     }
+
+    // Ideally, we shouldn't have NSTrackingMouseMoved events included below, it should
+    // only be turned on if mouseTracking, hover is on or a tool tip is set.
+    // Unfortunately, Qt will send "tooltip" events on mouse moves, so we need to
+    // turn it on in ALL case. That means EVERY QCocoaView gets to pay the cost of
+    // mouse moves delivered to it (Apple recommends keeping it OFF because there
+    // is a performance hit). So it goes.
     NSUInteger trackingOptions = NSTrackingMouseEnteredAndExited | NSTrackingActiveInActiveApp
-                                 | NSTrackingInVisibleRect;
-    if (qwidget->hasMouseTracking() || !qwidgetprivate->toolTip.isEmpty()
-        || qwidget->testAttribute(Qt::WA_Hover))
-        trackingOptions |= NSTrackingMouseMoved;
+                                 | NSTrackingInVisibleRect | NSTrackingMouseMoved;
     NSTrackingArea *ta = [[NSTrackingArea alloc] initWithRect:NSMakeRect(0, 0,
                                                                          qwidget->width(),
@@ -537 +645 @@
         QApplication::sendEvent(qwidget, &enterEvent);
         qt_mouseover = qwidget;
-        
+
         // Update cursor and dispatch hover events.
         qt_mac_update_cursor_at_global_pos(flipPoint(globalPoint).toPoint());
@@ -545 +653 @@
             QApplicationPrivate::instance()->notify_helper(qwidget, &he);
         }
-    }    
+    }
 }
 
@@ -554 +662 @@
     if (!qAppInstance()->activeModalWidget() || QApplicationPrivate::tryModalHelper(qwidget, 0)) {
         QApplication::sendEvent(qwidget, &leaveEvent);
-        
+
         // ### Think about if it is necessary to update the cursor, should only be for a few cases.
         qt_mac_update_cursor_at_global_pos(flipPoint(globalPoint).toPoint());
@@ -579 +687 @@
 - (void)mouseMoved:(NSEvent *)theEvent
 {
-    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::NoButton);
-}
-
-- (NSView *)viewUnderTransparentForMouseView:(NSView *)mouseView widget:(QWidget *)widgetToGetMouse
-                             withWindowPoint:(NSPoint)windowPoint
-{
-    NSMutableArray *viewsToLookAt = [NSMutableArray arrayWithCapacity:5];
-    [viewsToLookAt addObject:mouseView];
-    QWidget *parentWidget = widgetToGetMouse->parentWidget();
-    while (parentWidget) {
-        [viewsToLookAt addObject:qt_mac_nativeview_for(parentWidget)];
-        parentWidget = parentWidget->parentWidget();
-    }
-    
-    // Now walk through the subviews of each view and determine which subview should
-    // get the event. We look through all the subviews at a given level with
-    // the assumption that the last item to be found the candidate has a higher z-order.
-    // Unfortunately, fast enumeration doesn't go backwards in 10.5, so assume go fast
-    // forward is quicker than the slow normal way backwards.
-    NSView *candidateView = nil;
-    for (NSView *lookView in viewsToLookAt) {
-        NSPoint tmpPoint = [lookView convertPoint:windowPoint fromView:nil];
-        for (NSView *view in [lookView subviews]) {
-            if (view == mouseView)
-                continue;
-            NSRect frameRect = [view frame];
-            if (NSMouseInRect(tmpPoint, [view frame], [view isFlipped]))
-                candidateView = view;
-        }
-        if (candidateView)
-            break;
-    }
-    
-    
-    if (candidateView != nil) {
-        // Now that we've got a candidate, we have to dig into it's tree and see where it is.
-        NSView *lowerView = nil;
-        NSView *viewForDescent = candidateView;
-        while (viewForDescent) {
-            NSPoint tmpPoint = [viewForDescent convertPoint:windowPoint fromView:nil];                
-            // Apply same rule as above wrt z-order.
-            for (NSView *view in [viewForDescent subviews]) {
-                if (NSMouseInRect(tmpPoint, [view frame], [view isFlipped]))
-                    lowerView = view;
-            }
-            if (!lowerView) // Low as we can be at this point.
-                candidateView = viewForDescent;
-
-            // Try to go deeper, will also exit out of the loop, if we found the point.
-            viewForDescent = lowerView;
-            lowerView = nil;
-        }
-    }
-    // I am transparent, so I can't be a candidate.
-    if (candidateView == mouseView)
-        candidateView = nil;
-    return candidateView;
+    // We always enable mouse tracking for all QCocoaView-s. In cases where we have
+    // child views, we will receive mouseMoved for both parent & the child (if
+    // mouse is over the child). We need to ignore the parent mouseMoved in such
+    // cases.
+    NSPoint windowPoint = [theEvent locationInWindow];
+    NSView *candidateView = [[[self window] contentView] hitTest:windowPoint];
+    if (candidateView && candidateView == self) {
+        qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::NoButton);
+    }
 }
 
 - (void)mouseDown:(NSEvent *)theEvent
 {
+    if (!qt_button_down)
+        qt_button_down = qwidget;
+
     qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonPress, Qt::LeftButton);
     // 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. 
+    // which we need to send even if the mouseDown event was not accepted.
     // (this is standard Qt behavior.)
 }
@@ -649 +712 @@
 - (void)mouseUp:(NSEvent *)theEvent
 {
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::LeftButton);
-
-    if (!mouseOK)
-        [super mouseUp:theEvent];
+    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::LeftButton);
+
+    qt_button_down = 0;
 }
 
 - (void)rightMouseDown:(NSEvent *)theEvent
-{        
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonPress, Qt::RightButton);
-
-    if (!mouseOK)
-        [super rightMouseDown:theEvent];
+{
+    if (!qt_button_down)
+        qt_button_down = qwidget;
+
+    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonPress, Qt::RightButton);
 }
 
 - (void)rightMouseUp:(NSEvent *)theEvent
 {
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::RightButton);
-
-    if (!mouseOK)
-        [super rightMouseUp:theEvent];
+    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::RightButton);
+
+    qt_button_down = 0;
 }
 
 - (void)otherMouseDown:(NSEvent *)theEvent
 {
+    if (!qt_button_down)
+        qt_button_down = qwidget;
+
     Qt::MouseButton mouseButton = cocoaButton2QtButton([theEvent buttonNumber]);
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonPress, mouseButton);
-
-    if (!mouseOK)
-        [super otherMouseDown:theEvent];
+    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonPress, mouseButton);
 }
 
@@ -683 +744 @@
 {
     Qt::MouseButton mouseButton = cocoaButton2QtButton([theEvent buttonNumber]);
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent,  QEvent::MouseButtonRelease, mouseButton);
-
-    if (!mouseOK)
-        [super otherMouseUp:theEvent];
-
+    qt_mac_handleMouseEvent(self, theEvent,  QEvent::MouseButtonRelease, mouseButton);
+
+    qt_button_down = 0;
 }
 
@@ -694 +753 @@
     qMacDnDParams()->view = self;
     qMacDnDParams()->theEvent = theEvent;
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::LeftButton);
-
-    if (!mouseOK)
-        [super mouseDragged:theEvent];
+    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::NoButton);
 }
 
@@ -704 +760 @@
     qMacDnDParams()->view = self;
     qMacDnDParams()->theEvent = theEvent;
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::RightButton);
-
-    if (!mouseOK)
-        [super rightMouseDragged:theEvent];
+    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::NoButton);
 }
 
@@ -714 +767 @@
     qMacDnDParams()->view = self;
     qMacDnDParams()->theEvent = theEvent;
-    Qt::MouseButton mouseButton = cocoaButton2QtButton([theEvent buttonNumber]);
-    bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, mouseButton);
-
-    if (!mouseOK)
-        [super otherMouseDragged:theEvent];
+    qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::NoButton);
 }
 
@@ -728 +777 @@
         [currentIManager handleMouseEvent:theEvent];
     }
-    
+
     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 qglobal = QPoint(globalPoint.x, flipYCoordinate(globalPoint.y));
+    Qt::MouseButtons buttons = QApplication::mouseButtons();
     bool wheelOK = false;
     Qt::KeyboardModifiers keyMods = qt_cocoaModifiers2QtModifiers([theEvent modifierFlags]);
-    
-    // Mouse wheel deltas seem to tick in at increments of 0.1. Qt widgets
-    // expect the delta to be a multiple of 120. 
-    const int ScrollFactor = 10 * 120;
-    //                                              The qMax(...) factor reduces the 
-    //                                              acceleration for large wheel deltas.
-    int deltaX = [theEvent deltaX] * ScrollFactor * qMax(0.6, 1.1 - qAbs([theEvent deltaX]));
-    int deltaY = [theEvent deltaY] * ScrollFactor * qMax(0.6, 1.1 - qAbs([theEvent deltaY]));
-    int deltaZ = [theEvent deltaZ] * ScrollFactor * qMax(0.6, 1.1 - qAbs([theEvent deltaZ]));
+    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;
+
+    const EventRef carbonEvent = (EventRef)[theEvent eventRef];
+    const UInt32 carbonEventKind = carbonEvent ? ::GetEventKind(carbonEvent) : 0;
+    const bool scrollEvent = carbonEventKind == kEventMouseScroll;
+
+    if (scrollEvent) {
+        // The mouse device containts pixel scroll wheel support (Mighty Mouse, Trackpad).
+        // Since deviceDelta is delivered as pixels rather than degrees, we need to
+        // convert from pixels to degrees in a sensible manner.
+        // It looks like four degrees per pixel behaves most native.
+        // Qt expects the unit for delta to be 1/8 of a degree:
+        deltaX = [theEvent deviceDeltaX];
+        deltaY = [theEvent deviceDeltaY];
+        deltaZ = [theEvent deviceDeltaZ];
+    } else {
+        // carbonEventKind == kEventMouseWheelMoved
+        // Remove acceleration, and use either -120 or 120 as delta:
+        deltaX = qBound(-120, int([theEvent deltaX] * 10000), 120);
+        deltaY = qBound(-120, int([theEvent deltaY] * 10000), 120);
+        deltaZ = qBound(-120, int([theEvent deltaZ] * 10000), 120);
+    }
 
     if (deltaX != 0) {
         QWheelEvent qwe(qlocal, qglobal, deltaX, buttons, keyMods, Qt::Horizontal);
-        qt_sendSpontaneousEvent(qwidget, &qwe);
+        qt_sendSpontaneousEvent(widgetToGetMouse, &qwe);
         wheelOK = qwe.isAccepted();
         if (!wheelOK && QApplicationPrivate::focus_widget
-            && QApplicationPrivate::focus_widget != qwidget) {
+            && QApplicationPrivate::focus_widget != widgetToGetMouse) {
             QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal,
                              deltaX, buttons, keyMods, Qt::Horizontal);
@@ -759 +831 @@
         }
     }
-    
+
     if (deltaY) {
         QWheelEvent qwe(qlocal, qglobal, deltaY, buttons, keyMods, Qt::Vertical);
-        qt_sendSpontaneousEvent(qwidget, &qwe);
+        qt_sendSpontaneousEvent(widgetToGetMouse, &qwe);
         wheelOK = qwe.isAccepted();
-        if (wheelOK && QApplicationPrivate::focus_widget
-            && QApplicationPrivate::focus_widget != qwidget) {
+        if (!wheelOK && QApplicationPrivate::focus_widget
+            && QApplicationPrivate::focus_widget != widgetToGetMouse) {
             QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal,
-                             deltaZ, buttons, keyMods, Qt::Vertical);
+                             deltaY, buttons, keyMods, Qt::Vertical);
             qt_sendSpontaneousEvent(QApplicationPrivate::focus_widget, &qwe2);
             wheelOK = qwe2.isAccepted();
         }
     }
-    
+
     if (deltaZ) {
         // Qt doesn't explicitly support wheels with a Z component. In a misguided attempt to
         // try to be ahead of the pack, I'm adding this extra value.
         QWheelEvent qwe(qlocal, qglobal, deltaZ, buttons, keyMods, (Qt::Orientation)3);
-        qt_sendSpontaneousEvent(qwidget, &qwe);
+        qt_sendSpontaneousEvent(widgetToGetMouse, &qwe);
         wheelOK = qwe.isAccepted();
         if (!wheelOK && QApplicationPrivate::focus_widget
-            && QApplicationPrivate::focus_widget != qwidget) {
+            && QApplicationPrivate::focus_widget != widgetToGetMouse) {
             QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal,
                              deltaZ, buttons, keyMods, (Qt::Orientation)3);
@@ -801 +873 @@
     if (!qt_mac_handleTabletEvent(self, tabletEvent))
         [super tabletPoint:tabletEvent];
+}
+
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
+- (void)touchesBeganWithEvent:(NSEvent *)event;
+{
+    bool all = qwidget->testAttribute(Qt::WA_TouchPadAcceptSingleTouchEvents);
+    qt_translateRawTouchEvent(qwidget, QTouchEvent::TouchPad, QCocoaTouch::getCurrentTouchPointList(event, all));
+}
+
+- (void)touchesMovedWithEvent:(NSEvent *)event;
+{
+    bool all = qwidget->testAttribute(Qt::WA_TouchPadAcceptSingleTouchEvents);
+    qt_translateRawTouchEvent(qwidget, QTouchEvent::TouchPad, QCocoaTouch::getCurrentTouchPointList(event, all));
+}
+
+- (void)touchesEndedWithEvent:(NSEvent *)event;
+{
+    bool all = qwidget->testAttribute(Qt::WA_TouchPadAcceptSingleTouchEvents);
+    qt_translateRawTouchEvent(qwidget, QTouchEvent::TouchPad, QCocoaTouch::getCurrentTouchPointList(event, all));
+}
+
+- (void)touchesCancelledWithEvent:(NSEvent *)event;
+{
+    bool all = qwidget->testAttribute(Qt::WA_TouchPadAcceptSingleTouchEvents);
+    qt_translateRawTouchEvent(qwidget, QTouchEvent::TouchPad, QCocoaTouch::getCurrentTouchPointList(event, all));
+}
+#endif // MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
+
+- (void)magnifyWithEvent:(NSEvent *)event;
+{
+    if (!QApplicationPrivate::tryModalHelper(qwidget, 0))
+        return;
+
+    QNativeGestureEvent qNGEvent;
+    qNGEvent.gestureType = QNativeGestureEvent::Zoom;
+    NSPoint p = [[event window] convertBaseToScreen:[event locationInWindow]];
+    qNGEvent.position = flipPoint(p).toPoint();
+    qNGEvent.percentage = [event magnification];
+    qt_sendSpontaneousEvent(qwidget, &qNGEvent);
+}
+
+- (void)rotateWithEvent:(NSEvent *)event;
+{
+    if (!QApplicationPrivate::tryModalHelper(qwidget, 0))
+        return;
+
+    QNativeGestureEvent qNGEvent;
+    qNGEvent.gestureType = QNativeGestureEvent::Rotate;
+    NSPoint p = [[event window] convertBaseToScreen:[event locationInWindow]];
+    qNGEvent.position = flipPoint(p).toPoint();
+    qNGEvent.percentage = -[event rotation];
+    qt_sendSpontaneousEvent(qwidget, &qNGEvent);
+}
+
+- (void)swipeWithEvent:(NSEvent *)event;
+{
+    if (!QApplicationPrivate::tryModalHelper(qwidget, 0))
+        return;
+
+    QNativeGestureEvent qNGEvent;
+    qNGEvent.gestureType = QNativeGestureEvent::Swipe;
+    NSPoint p = [[event window] convertBaseToScreen:[event locationInWindow]];
+    qNGEvent.position = flipPoint(p).toPoint();
+    if ([event deltaX] == 1)
+        qNGEvent.angle = 180.0f;
+    else if ([event deltaX] == -1)
+        qNGEvent.angle = 0.0f;
+    else if ([event deltaY] == 1)
+        qNGEvent.angle = 90.0f;
+    else if ([event deltaY] == -1)
+        qNGEvent.angle = 270.0f;
+    qt_sendSpontaneousEvent(qwidget, &qNGEvent);
+}
+
+- (void)beginGestureWithEvent:(NSEvent *)event;
+{
+    if (!QApplicationPrivate::tryModalHelper(qwidget, 0))
+        return;
+
+    QNativeGestureEvent qNGEvent;
+    qNGEvent.gestureType = QNativeGestureEvent::GestureBegin;
+    NSPoint p = [[event window] convertBaseToScreen:[event locationInWindow]];
+    qNGEvent.position = flipPoint(p).toPoint();
+    qt_sendSpontaneousEvent(qwidget, &qNGEvent);
+}
+
+- (void)endGestureWithEvent:(NSEvent *)event;
+{
+    if (!QApplicationPrivate::tryModalHelper(qwidget, 0))
+        return;
+
+    QNativeGestureEvent qNGEvent;
+    qNGEvent.gestureType = QNativeGestureEvent::GestureEnd;
+    NSPoint p = [[event window] convertBaseToScreen:[event locationInWindow]];
+    qNGEvent.position = flipPoint(p).toPoint();
+    qt_sendSpontaneousEvent(qwidget, &qNGEvent);
 }
 
@@ -845 +1013 @@
 }
 
+- (BOOL)resignFirstResponder
+{
+    // Seems like the following test only triggers if this
+    // view is inside a QMacNativeWidget:
+    if (qwidget == QApplication::focusWidget())
+        QApplicationPrivate::setFocusWidget(0, Qt::OtherFocusReason);
+    return YES;
+}
+
 - (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal
 {
@@ -861 +1038 @@
     Q_UNUSED(aPoint);
     qMacDnDParams()->performedAction = operation;
+    if (QDragManager::self()->object
+        && QDragManager::self()->dragPrivate()->executed_action != Qt::ActionMask) {
+        qMacDnDParams()->performedAction =
+                qt_mac_mapDropAction(QDragManager::self()->dragPrivate()->executed_action);
+    }
 }
 
@@ -896 +1078 @@
     }
 
-    if (widgetToGetKey->testAttribute(Qt::WA_InputMethodEnabled)) {
+    if (widgetToGetKey->testAttribute(Qt::WA_InputMethodEnabled)
+            && !(widgetToGetKey->inputMethodHints() & Qt::ImhDigitsOnly
+                 || widgetToGetKey->inputMethodHints() & Qt::ImhFormattedNumbersOnly
+                 || widgetToGetKey->inputMethodHints() & Qt::ImhHiddenText)) {
         [qt_mac_nativeview_for(widgetToGetKey) interpretKeyEvents:[NSArray arrayWithObject: theEvent]];
     }
@@ -941 +1126 @@
 - (void) insertText:(id)aString
 {
-    if (composing) {
-        // Send the commit string to the widget.
-        QString commitText;
+    QString commitText;
+    if ([aString length]) {
         if ([aString isKindOfClass:[NSAttributedString class]]) {
-           commitText = QCFString::toQString(reinterpret_cast<CFStringRef>([aString string]));
+            commitText = QCFString::toQString(reinterpret_cast<CFStringRef>([aString string]));
         } else {
             commitText = QCFString::toQString(reinterpret_cast<CFStringRef>(aString));
         };
+    }
+
+    if ([aString length] && composing) {
+        // Send the commit string to the widget.
         composing = false;
         sendKeyEvents = false;
@@ -954 +1142 @@
         e.setCommitString(commitText);
         qt_sendSpontaneousEvent(qwidget, &e);
-    }
+    } else {
+        // The key sequence "`q" on a French Keyboard will generate two calls to insertText before
+        // it returns from interpretKeyEvents. The first call will turn off 'composing' and accept
+        // the "`" key. The last keyDown event needs to be processed by the widget to get the
+        // character "q". The string parameter is ignored for the second call.
+        sendKeyEvents = true;
+    }
+
+    composingText->clear();
 }
 
@@ -976 +1172 @@
             NSRange effectiveRange;
             NSRange range = NSMakeRange(index, composingLength-index);
-            NSDictionary *attributes = [aString attributesAtIndex:index 
+            NSDictionary *attributes = [aString attributesAtIndex:index
                                             longestEffectiveRange:&effectiveRange
                                                           inRange:range];
@@ -985 +1181 @@
                 if (color) {
                     clr = colorFrom(color);
-                } 
+                }
                 QTextCharFormat format;
                 format.setFontUnderline(true);
@@ -1008 +1204 @@
                                             0, composingLength, format);
     }
+    *composingText = qtText;
     QInputMethodEvent e(qtText, attrs);
     qt_sendSpontaneousEvent(qwidget, &e);
+    if (!composingLength)
+        composing = false;
 }
 
 - (void) unmarkText
 {
+    if (composing) {
+        QInputMethodEvent e;
+        e.setCommitString(*composingText);
+        qt_sendSpontaneousEvent(qwidget, &e);
+    }
+    composingText->clear();
     composing = false;
 }
@@ -1052 +1257 @@
 - (NSRange) markedRange
 {
-    NSRange range; 
+    NSRange range;
     if (composing) {
         range.location = 0;
@@ -1077 +1282 @@
     }
     return selRange;
-    
+
 }
 
@@ -1083 +1288 @@
 {
     Q_UNUSED(theRange);
-    // The returned rect is always based on the internal cursor. 
+    // The returned rect is always based on the internal cursor.
     QRect mr(qwidget->inputMethodQuery(Qt::ImMicroFocus).toRect());
     QPoint mp(qwidget->mapToGlobal(QPoint(mr.bottomLeft())));
@@ -1174 +1379 @@
     if(!(GetCurrentEventButtonState() & kEventMouseButtonPrimary))
         return Qt::IgnoreAction;
-    
+
     if(object) {
         dragPrivate()->source->removeEventFilter(this);
@@ -1180 +1385 @@
         beingCancelled = false;
     }
-    
+
     object = o;
     dragPrivate()->target = 0;
@@ -1192 +1397 @@
     dragPrivate()->data->setData(QLatin1String("application/x-qt-mime-type-name"), QByteArray());
     dragBoard.setMimeData(dragPrivate()->data);
-    
+
     // create the image
     QPoint hotspot;
@@ -1230 +1435 @@
     NSImage *image = (NSImage *)qt_mac_create_nsimage(pix);
     [image retain];
-    DnDParams *dndParams = [QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent];
-    // save supported actions 
-    [dndParams->view setSupportedActions: qt_mac_mapDropActions(dragPrivate()->possible_actions)];
-    NSPoint imageLoc = {dndParams->localPoint.x - hotspot.x(),
-                        dndParams->localPoint.y + pix.height() - hotspot.y()};
+    DnDParams dndParams = *[QT_MANGLE_NAMESPACE(QCocoaView) currentMouseEvent];
+    // save supported actions
+    [dndParams.view setSupportedActions: qt_mac_mapDropActions(dragPrivate()->possible_actions)];
+    NSPoint imageLoc = {dndParams.localPoint.x - hotspot.x(),
+                        dndParams.localPoint.y + pix.height() - hotspot.y()};
     NSSize mouseOffset = {0.0, 0.0};
     NSPasteboard *pboard = [NSPasteboard pasteboardWithName:NSDragPboard];
-    NSPoint windowPoint = [dndParams->theEvent locationInWindow];
+    NSPoint windowPoint = [dndParams.theEvent locationInWindow];
+    dragPrivate()->executed_action = Qt::ActionMask;
     // do the drag
-    [dndParams->view retain];
-    [dndParams->view dragImage:image
+    [dndParams.view retain];
+    [dndParams.view dragImage:image
                             at:imageLoc
                         offset:mouseOffset
-                         event:dndParams->theEvent
+                         event:dndParams.theEvent
                     pasteboard:pboard
-                        source:dndParams->view
+                        source:dndParams.view
                      slideBack:YES];
-    [dndParams->view release];
+    // 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;
     object = 0;
-    Qt::DropAction performedAction(qt_mac_mapNSDragOperation(dndParams->performedAction));
+    Qt::DropAction performedAction(qt_mac_mapNSDragOperation(qMacDnDParams()->performedAction));
     // do post drag processing, if required.
     if(performedAction != Qt::IgnoreAction) {
-        // check if the receiver points us to a file location. 
+        // check if the receiver points us to a file location.
         // if so, we need to do the file copy/move ourselves.
         QCFType<CFURLRef> pasteLocation = 0;