/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Qt Software Information (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 either Technology Preview License Agreement or the ** Beta Release License Agreement. ** ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this ** package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** 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. ** $QT_END_LICENSE$ ** ****************************************************************************/ #import #ifdef QT_MAC_USE_COCOA #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include QT_BEGIN_NAMESPACE Q_GLOBAL_STATIC(DnDParams, qMacDnDParams); extern void qt_mac_update_cursor_at_global_pos(const QPoint &globalPos); // qcursor_mac.mm extern bool qt_sendSpontaneousEvent(QObject *, QEvent *); // qapplication.cpp extern OSViewRef qt_mac_nativeview_for(const QWidget *w); // qwidget_mac.mm extern const QStringList& qEnabledDraggedTypes(); // qmime_mac.cpp extern QPointer qt_mouseover; //qapplication_mac.mm Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum) { if (buttonNum == 0) return Qt::LeftButton; if (buttonNum == 1) return Qt::RightButton; if (buttonNum == 2) return Qt::MidButton; if (buttonNum == 3) return Qt::XButton1; if (buttonNum == 4) return Qt::XButton2; return Qt::NoButton; } struct dndenum_mapper { NSDragOperation mac_code; Qt::DropAction qt_code; bool Qt2Mac; }; static dndenum_mapper dnd_enums[] = { { NSDragOperationLink, Qt::LinkAction, true }, { NSDragOperationMove, Qt::MoveAction, true }, { NSDragOperationCopy, Qt::CopyAction, true }, { NSDragOperationGeneric, Qt::CopyAction, false }, { NSDragOperationEvery, Qt::ActionMask, false }, { NSDragOperationNone, Qt::IgnoreAction, false } }; static NSDragOperation qt_mac_mapDropAction(Qt::DropAction action) { for (int i=0; dnd_enums[i].qt_code; i++) { if (dnd_enums[i].Qt2Mac && (action & dnd_enums[i].qt_code)) { return dnd_enums[i].mac_code; } } return NSDragOperationNone; } static NSDragOperation qt_mac_mapDropActions(Qt::DropActions actions) { NSDragOperation nsActions = NSDragOperationNone; for (int i=0; dnd_enums[i].qt_code; i++) { if (dnd_enums[i].Qt2Mac && (actions & dnd_enums[i].qt_code)) nsActions |= dnd_enums[i].mac_code; } return nsActions; } static Qt::DropAction qt_mac_mapNSDragOperation(NSDragOperation nsActions) { Qt::DropAction action = Qt::IgnoreAction; for (int i=0; dnd_enums[i].mac_code; i++) { if (nsActions & dnd_enums[i].mac_code) return dnd_enums[i].qt_code; } return action; } static Qt::DropActions qt_mac_mapNSDragOperations(NSDragOperation nsActions) { Qt::DropActions actions = Qt::IgnoreAction; for (int i=0; dnd_enums[i].mac_code; i++) { if (nsActions & dnd_enums[i].mac_code) actions |= dnd_enums[i].qt_code; } return actions; } static QColor colorFrom(NSColor *color) { QColor qtColor; NSString *colorSpace = [color colorSpaceName]; if (colorSpace == NSDeviceCMYKColorSpace) { CGFloat cyan, magenta, yellow, black, alpha; [color getCyan:&cyan magenta:&magenta yellow:&yellow black:&black alpha:&alpha]; qtColor.setCmykF(cyan, magenta, yellow, black, alpha); } else { NSColor *tmpColor; tmpColor = [color colorUsingColorSpaceName:NSDeviceRGBColorSpace]; CGFloat red, green, blue, alpha; [tmpColor getRed:&red green:&green blue:&blue alpha:&alpha]; qtColor.setRgbF(red, green, blue, alpha); } return qtColor; } QT_END_NAMESPACE QT_FORWARD_DECLARE_CLASS(QMacCocoaAutoReleasePool) QT_FORWARD_DECLARE_CLASS(QCFString) QT_FORWARD_DECLARE_CLASS(QDragManager) QT_FORWARD_DECLARE_CLASS(QMimeData) QT_FORWARD_DECLARE_CLASS(QPoint) QT_FORWARD_DECLARE_CLASS(QApplication) QT_FORWARD_DECLARE_CLASS(QApplicationPrivate) QT_FORWARD_DECLARE_CLASS(QDragEnterEvent) QT_FORWARD_DECLARE_CLASS(QDragMoveEvent) QT_FORWARD_DECLARE_CLASS(QStringList) QT_FORWARD_DECLARE_CLASS(QString) QT_FORWARD_DECLARE_CLASS(QRect) QT_FORWARD_DECLARE_CLASS(QRegion) QT_FORWARD_DECLARE_CLASS(QAbstractScrollArea) QT_FORWARD_DECLARE_CLASS(QAbstractScrollAreaPrivate) QT_FORWARD_DECLARE_CLASS(QPaintEvent) QT_FORWARD_DECLARE_CLASS(QPainter) QT_FORWARD_DECLARE_CLASS(QHoverEvent) QT_FORWARD_DECLARE_CLASS(QCursor) QT_USE_NAMESPACE extern "C" { extern NSString *NSTextInputReplacementRangeAttributeName; } @implementation QT_MANGLE_NAMESPACE(QCocoaView) - (id)initWithQWidget:(QWidget *)widget widgetPrivate:(QWidgetPrivate *)widgetprivate { self = [super init]; if (self) { [self finishInitWithQWidget:widget widgetPrivate:widgetprivate]; } composingText = new QString(); composing = false; sendKeyEvents = true; currentCustomTypes = 0; [self setHidden:YES]; return self; } - (void) finishInitWithQWidget:(QWidget *)widget widgetPrivate:(QWidgetPrivate *)widgetprivate { qwidget = widget; qwidgetprivate = widgetprivate; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(frameDidChange:) name:@"NSViewFrameDidChangeNotification" object:self]; } -(void)registerDragTypes { QMacCocoaAutoReleasePool pool; // 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, NSURLPboardType, NSPDFPboardType, NSVCardPboardType, NSFilesPromisePboardType, NSInkTextPboardType, NSMultipleTextSelectionPboardType, mimeTypeGeneric, nil]; // Add custom types supported by the application. for (int i = 0; i < customTypes.size(); i++) { [supportedTypes addObject:reinterpret_cast(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(nsCursorForQCursor(cursorWidget->cursor())); if (mask.isEmpty()) { [self addCursorRect:[qt_mac_nativeview_for(cursorWidget) visibleRect] cursor:nscursor]; } else { const QVector &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]; } } } - (void)removeDropData { if (dropData) { delete dropData; dropData = 0; } } - (void)addDropData:(id )sender { [self removeDropData]; CFStringRef dropPasteboard = (CFStringRef) [[sender draggingPasteboard] name]; dropData = new QCocoaDropData(dropPasteboard); } - (NSDragOperation)draggingEntered:(id )sender { if (qwidget->testAttribute(Qt::WA_DropSiteRegistered) == false) return NSDragOperationNone; [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]; 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(), modifiers); QApplication::sendEvent(qwidget, &qDEEvent); if (!qDEEvent.isAccepted()) { // widget is not interested in this drag, so ignore this drop data. [self removeDropData]; return NSDragOperationNone; } else { // send a drag move event immediately after a drag enter event (as per documentation). 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()); } else { nsActions = QT_PREPEND_NAMESPACE(qt_mac_mapDropAction)(qDMEvent.dropAction()); } QT_PREPEND_NAMESPACE(qt_mac_copy_answer_rect)(qDMEvent); return nsActions; } } - (NSDragOperation)draggingUpdated:(id < NSDraggingInfo >)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]; NSDragOperation nsActions = [sender draggingSourceOperationMask]; QPoint posDrag(localPoint.x, localPoint.y); if (qt_mac_mouse_inside_answer_rect(posDrag) && 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 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(), 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()); if (!qDMEvent.isAccepted() || qDMEvent.dropAction() == Qt::IgnoreAction) { // ignore this event (we will still receive further notifications) operation = NSDragOperationNone; } return operation; } - (void)draggingExited:(id < NSDraggingInfo >)sender { Q_UNUSED(sender) // drag enter event was rejected, so ignore the move event. if (dropData) { QDragLeaveEvent de; QApplication::sendEvent(qwidget, &de); [self removeDropData]; } } - (BOOL)performDragOperation:(id )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]; Qt::DropActions qtAllowed = qt_mac_mapNSDragOperations(nsActions); QMimeData *mimeData = dropData; if (QDragManager::self()->source()) mimeData = QDragManager::self()->dragPrivate()->data; // send the drop event to the widget. QDropEvent de(posDrop, qtAllowed, mimeData, QApplication::mouseButtons(), QApplication::keyboardModifiers()); if (QDragManager::self()->object) 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; else return YES; } - (void)dealloc { delete composingText; [[NSNotificationCenter defaultCenter] removeObserver:self]; delete currentCustomTypes; [self unregisterDraggedTypes]; [super dealloc]; } - (BOOL)isOpaque; { return qwidgetprivate->isOpaque; } - (BOOL)isFlipped; { return YES; } - (BOOL) preservesContentDuringLiveResize; { return qwidget->testAttribute(Qt::WA_StaticContents); } - (void) setFrameSize:(NSSize)newSize { [super setFrameSize:newSize]; // A change in size has required the view to be invalidated. if ([self inLiveResize]) { NSRect rects[4]; NSInteger count; [self getRectsExposedDuringLiveResize:rects count:&count]; while (count-- > 0) { [self setNeedsDisplayInRect:rects[count]]; } } else { [self setNeedsDisplay:YES]; } } - (void)drawRect:(NSRect)aRect { CGContextRef cg = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort]; qwidgetprivate->hd = cg; CGContextSaveGState(cg); if (qwidget->isVisible() && qwidget->updatesEnabled()) { //process the actual paint event. if (qwidget->testAttribute(Qt::WA_WState_InPaintEvent)) qWarning("QWidget::repaint: Recursive repaint detected"); const QRect qrect = QRect(aRect.origin.x, aRect.origin.y, aRect.size.width, aRect.size.height); QRegion qrgn(qrect); if (!qwidget->isWindow() && !qobject_cast(qwidget->parent())) { const QRegion &parentMask = qwidget->window()->mask(); if (!parentMask.isEmpty()) { const QPoint mappedPoint = qwidget->mapTo(qwidget->window(), qrect.topLeft()); qrgn.translate(mappedPoint); qrgn &= parentMask; qrgn.translate(-mappedPoint.x(), -mappedPoint.y()); } } QPoint redirectionOffset(0, 0); //setup the context qwidget->setAttribute(Qt::WA_WState_InPaintEvent); QPaintEngine *engine = qwidget->paintEngine(); if (engine) engine->setSystemClip(qrgn); if (qwidgetprivate->extra && qwidgetprivate->extra->hasMask) { CGRect widgetRect = CGRectMake(0, 0, qwidget->width(), qwidget->height()); CGContextTranslateCTM (cg, 0, widgetRect.size.height); CGContextScaleCTM(cg, 1, -1); if (qwidget->isWindow()) CGContextClearRect(cg, widgetRect); CGContextClipToMask(cg, widgetRect, qwidgetprivate->extra->imageMask); CGContextScaleCTM(cg, 1, -1); CGContextTranslateCTM (cg, 0, -widgetRect.size.height); } if (qwidget->isWindow() && !qwidgetprivate->isOpaque && !qwidget->testAttribute(Qt::WA_MacBrushedMetal)) { CGContextClearRect(cg, NSRectToCGRect(aRect)); } if (engine && !qwidget->testAttribute(Qt::WA_NoSystemBackground) && (qwidget->isWindow() || qwidget->autoFillBackground()) || qwidget->testAttribute(Qt::WA_TintedBackground) || qwidget->testAttribute(Qt::WA_StyledBackground)) { #ifdef DEBUG_WIDGET_PAINT if(doDebug) qDebug(" Handling erase for [%s::%s]", qwidget->metaObject()->className(), qwidget->objectName().local8Bit().data()); #endif QPainter p(qwidget); QAbstractScrollArea *scrollArea = qobject_cast(qwidget->parent()); QPoint scrollAreaOffset; if (scrollArea && scrollArea->viewport() == qwidget) { QAbstractScrollAreaPrivate *priv = static_cast(qt_widget_private(scrollArea)); scrollAreaOffset = priv->contentsOffset(); p.translate(-scrollAreaOffset); } qwidgetprivate->paintBackground(&p, qrgn, scrollAreaOffset, qwidget->isWindow() ? QWidgetPrivate::DrawAsRoot : 0); p.end(); } QPaintEvent e(qrgn); #ifdef QT3_SUPPORT e.setErased(true); #endif qt_sendSpontaneousEvent(qwidget, &e); if (!redirectionOffset.isNull()) QPainter::restoreRedirected(qwidget); #ifdef QT_RASTER_PAINTENGINE if(engine && engine->type() == QPaintEngine::Raster) static_cast(engine)->flush(qwidget, qrgn.boundingRect().topLeft()); #endif if (engine) engine->setSystemClip(QRegion()); qwidget->setAttribute(Qt::WA_WState_InPaintEvent, false); if(!qwidget->testAttribute(Qt::WA_PaintOutsidePaintEvent) && qwidget->paintingActive()) qWarning("QWidget: It is dangerous to leave painters active on a" " widget outside of the PaintEvent"); } qwidgetprivate->hd = 0; CGContextRestoreGState(cg); } - (BOOL)acceptsFirstMouse:(NSEvent *)theEvent { Q_UNUSED(theEvent); return !qwidget->testAttribute(Qt::WA_MacNoClickThrough); } - (void)updateTrackingAreas { QMacCocoaAutoReleasePool pool; if (NSArray *trackingArray = [self trackingAreas]) { NSUInteger size = [trackingArray count]; for (NSUInteger i = 0; i < size; ++i) { NSTrackingArea *t = [trackingArray objectAtIndex:i]; [self removeTrackingArea:t]; } } NSUInteger trackingOptions = NSTrackingMouseEnteredAndExited | NSTrackingActiveInActiveApp | NSTrackingInVisibleRect; if (qwidget->hasMouseTracking() || !qwidgetprivate->toolTip.isEmpty() || qwidget->testAttribute(Qt::WA_Hover)) trackingOptions |= NSTrackingMouseMoved; NSTrackingArea *ta = [[NSTrackingArea alloc] initWithRect:NSMakeRect(0, 0, qwidget->width(), qwidget->height()) options:trackingOptions owner:self userInfo:nil]; [self addTrackingArea:ta]; [ta release]; } - (void)mouseEntered:(NSEvent *)event { QEvent enterEvent(QEvent::Enter); NSPoint windowPoint = [event locationInWindow]; NSPoint globalPoint = [[event window] convertBaseToScreen:windowPoint]; NSPoint viewPoint = [self convertPoint:windowPoint fromView:nil]; if (!qAppInstance()->activeModalWidget() || QApplicationPrivate::tryModalHelper(qwidget, 0)) { QApplication::sendEvent(qwidget, &enterEvent); qt_mouseover = qwidget; // Update cursor and dispatch hover events. qt_mac_update_cursor_at_global_pos(flipPoint(globalPoint).toPoint()); if (qwidget->testAttribute(Qt::WA_Hover) && (!qAppInstance()->activePopupWidget() || qAppInstance()->activePopupWidget() == qwidget->window())) { QHoverEvent he(QEvent::HoverEnter, QPoint(viewPoint.x, viewPoint.y), QPoint(-1, -1)); QApplicationPrivate::instance()->notify_helper(qwidget, &he); } } } - (void)mouseExited:(NSEvent *)event { QEvent leaveEvent(QEvent::Leave); NSPoint globalPoint = [[event window] convertBaseToScreen:[event locationInWindow]]; 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()); if (qwidget->testAttribute(Qt::WA_Hover) && (!qAppInstance()->activePopupWidget() || qAppInstance()->activePopupWidget() == qwidget->window())) { QHoverEvent he(QEvent::HoverLeave, QPoint(-1, -1), qwidget->mapFromGlobal(QApplicationPrivate::instance()->hoverGlobalPos)); QApplicationPrivate::instance()->notify_helper(qwidget, &he); } } } - (void)flagsChanged:(NSEvent *)theEvent { QWidget *widgetToGetKey = qwidget; QWidget *popup = qAppInstance()->activePopupWidget(); if (popup && popup != qwidget->window()) widgetToGetKey = popup->focusWidget() ? popup->focusWidget() : popup; qt_dispatchModifiersChanged(theEvent, widgetToGetKey); [super flagsChanged:theEvent]; } - (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 || [view isHidden]) 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 (![view isHidden] && 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; } - (void)mouseDown:(NSEvent *)theEvent { 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. // (this is standard Qt behavior.) } - (void)mouseUp:(NSEvent *)theEvent { bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::LeftButton); if (!mouseOK) [super mouseUp:theEvent]; } - (void)rightMouseDown:(NSEvent *)theEvent { bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonPress, Qt::RightButton); if (!mouseOK) [super rightMouseDown:theEvent]; } - (void)rightMouseUp:(NSEvent *)theEvent { bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, Qt::RightButton); if (!mouseOK) [super rightMouseUp:theEvent]; } - (void)otherMouseDown:(NSEvent *)theEvent { Qt::MouseButton mouseButton = cocoaButton2QtButton([theEvent buttonNumber]); bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonPress, mouseButton); if (!mouseOK) [super otherMouseDown:theEvent]; } - (void)otherMouseUp:(NSEvent *)theEvent { Qt::MouseButton mouseButton = cocoaButton2QtButton([theEvent buttonNumber]); bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseButtonRelease, mouseButton); if (!mouseOK) [super otherMouseUp:theEvent]; } - (void)mouseDragged:(NSEvent *)theEvent { qMacDnDParams()->view = self; qMacDnDParams()->theEvent = theEvent; bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::LeftButton); if (!mouseOK) [super mouseDragged:theEvent]; } - (void)rightMouseDragged:(NSEvent *)theEvent { qMacDnDParams()->view = self; qMacDnDParams()->theEvent = theEvent; bool mouseOK = qt_mac_handleMouseEvent(self, theEvent, QEvent::MouseMove, Qt::RightButton); if (!mouseOK) [super rightMouseDragged:theEvent]; } - (void)otherMouseDragged:(NSEvent *)theEvent { 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]; } - (void)scrollWheel:(NSEvent *)theEvent { // Give the Input Manager a chance to process the wheel event. NSInputManager *currentIManager = [NSInputManager currentInputManager]; if (currentIManager && [currentIManager wantsToHandleMouseEvents]) { [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]); bool wheelOK = false; Qt::KeyboardModifiers keyMods = qt_cocoaModifiers2QtModifiers([theEvent modifierFlags]); QWidget *widgetToGetMouse = qwidget; if (widgetToGetMouse->testAttribute(Qt::WA_TransparentForMouseEvents)) { // Simulate passing the event through since Cocoa doesn't do that for us. // Start by building a tree up. NSView *candidateView = [self viewUnderTransparentForMouseView:self widget:widgetToGetMouse withWindowPoint:windowPoint]; if (candidateView != nil) { widgetToGetMouse = QWidget::find(WId(candidateView)); } } // 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])); if (deltaX != 0) { QWheelEvent qwe(qlocal, qglobal, deltaX, buttons, keyMods, Qt::Horizontal); qt_sendSpontaneousEvent(widgetToGetMouse, &qwe); wheelOK = qwe.isAccepted(); if (!wheelOK && QApplicationPrivate::focus_widget && QApplicationPrivate::focus_widget != widgetToGetMouse) { QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal, deltaX, buttons, keyMods, Qt::Horizontal); qt_sendSpontaneousEvent(QApplicationPrivate::focus_widget, &qwe2); wheelOK = qwe2.isAccepted(); } } if (deltaY) { QWheelEvent qwe(qlocal, qglobal, deltaY, buttons, keyMods, Qt::Vertical); qt_sendSpontaneousEvent(widgetToGetMouse, &qwe); wheelOK = qwe.isAccepted(); if (!wheelOK && QApplicationPrivate::focus_widget && QApplicationPrivate::focus_widget != widgetToGetMouse) { QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal, 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(widgetToGetMouse, &qwe); wheelOK = qwe.isAccepted(); if (!wheelOK && QApplicationPrivate::focus_widget && QApplicationPrivate::focus_widget != widgetToGetMouse) { QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal, deltaZ, buttons, keyMods, (Qt::Orientation)3); qt_sendSpontaneousEvent(QApplicationPrivate::focus_widget, &qwe2); wheelOK = qwe2.isAccepted(); } } if (!wheelOK) { return [super scrollWheel:theEvent]; } } - (void)tabletProximity:(NSEvent *)tabletEvent { qt_dispatchTabletProximityEvent(tabletEvent); } - (void)tabletPoint:(NSEvent *)tabletEvent { if (!qt_mac_handleTabletEvent(self, tabletEvent)) [super tabletPoint:tabletEvent]; } - (void)frameDidChange:(NSNotification *)note { Q_UNUSED(note); if (qwidget->isWindow()) return; NSRect newFrame = [self frame]; QRect newGeo(newFrame.origin.x, newFrame.origin.y, newFrame.size.width, newFrame.size.height); bool moved = qwidget->testAttribute(Qt::WA_Moved); bool resized = qwidget->testAttribute(Qt::WA_Resized); qwidget->setGeometry(newGeo); qwidget->setAttribute(Qt::WA_Moved, moved); qwidget->setAttribute(Qt::WA_Resized, resized); qwidgetprivate->syncCocoaMask(); } - (BOOL)isEnabled { if (!qwidget) return [super isEnabled]; return [super isEnabled] && qwidget->isEnabled(); } - (void)setEnabled:(BOOL)flag { QMacCocoaAutoReleasePool pool; [super setEnabled:flag]; if (qwidget->isEnabled() != flag) qwidget->setEnabled(flag); } + (Class)cellClass { return [NSActionCell class]; } - (BOOL)acceptsFirstResponder { if (qwidget->isWindow()) return YES; // Always do it, so that windows can accept key press events. return qwidget->focusPolicy() != Qt::NoFocus; } - (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal { Q_UNUSED(isLocal); return supportedActions; } - (void)setSupportedActions:(NSDragOperation)actions { supportedActions = actions; } - (void)draggedImage:(NSImage *)anImage endedAt:(NSPoint)aPoint operation:(NSDragOperation)operation { Q_UNUSED(anImage); 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); } } - (QWidget *)qt_qwidget { return qwidget; } - (BOOL)qt_leftButtonIsRightButton { return leftButtonIsRightButton; } - (void)qt_setLeftButtonIsRightButton:(BOOL)isSwapped { leftButtonIsRightButton = isSwapped; } + (DnDParams*)currentMouseEvent { return qMacDnDParams(); } - (void)keyDown:(NSEvent *)theEvent { sendKeyEvents = true; QWidget *widgetToGetKey = qwidget; QWidget *popup = qAppInstance()->activePopupWidget(); bool sendToPopup = false; if (popup && popup != qwidget->window()) { widgetToGetKey = popup->focusWidget() ? popup->focusWidget() : popup; sendToPopup = true; } if (widgetToGetKey->testAttribute(Qt::WA_InputMethodEnabled)) { [qt_mac_nativeview_for(widgetToGetKey) interpretKeyEvents:[NSArray arrayWithObject: theEvent]]; } if (sendKeyEvents && !composing) { bool keyOK = qt_dispatchKeyEvent(theEvent, widgetToGetKey); if (!keyOK && !sendToPopup) [super keyDown:theEvent]; } } - (void)keyUp:(NSEvent *)theEvent { if (sendKeyEvents) { bool keyOK = qt_dispatchKeyEvent(theEvent, qwidget); if (!keyOK) [super keyUp:theEvent]; } } - (void)viewWillMoveToWindow:(NSWindow *)window { if (qwidget->windowFlags() & Qt::MSWindowsOwnDC && (window != [self window])) { // OpenGL Widget // Create a stupid ClearDrawable Event QEvent event(QEvent::MacGLClearDrawable); qApp->sendEvent(qwidget, &event); } } - (void)viewDidMoveToWindow { if (qwidget->windowFlags() & Qt::MSWindowsOwnDC && [self window]) { // call update paint event qwidgetprivate->needWindowChange = true; QEvent event(QEvent::MacGLWindowChange); qApp->sendEvent(qwidget, &event); } } // NSTextInput Protocol implementation - (void) insertText:(id)aString { if ([aString length]) { // Send the commit string to the widget. QString commitText; if ([aString isKindOfClass:[NSAttributedString class]]) { commitText = QCFString::toQString(reinterpret_cast([aString string])); } else { commitText = QCFString::toQString(reinterpret_cast(aString)); }; composing = false; sendKeyEvents = false; QInputMethodEvent e; e.setCommitString(commitText); qt_sendSpontaneousEvent(qwidget, &e); } composingText->clear(); } - (void) setMarkedText:(id)aString selectedRange:(NSRange)selRange { // Generate the QInputMethodEvent with preedit string and the attributes // for rendering it. The attributes handled here are 'underline', // 'underline color' and 'cursor position'. sendKeyEvents = false; composing = true; QString qtText; // Cursor position is retrived from the range. QList attrs; attrs<([aString string])); composingLength = qtText.length(); int index = 0; // Create attributes for individual sections of preedit text while (index < composingLength) { NSRange effectiveRange; NSRange range = NSMakeRange(index, composingLength-index); NSDictionary *attributes = [aString attributesAtIndex:index longestEffectiveRange:&effectiveRange inRange:range]; NSNumber *underlineStyle = [attributes objectForKey:NSUnderlineStyleAttributeName]; if (underlineStyle) { QColor clr (Qt::black); NSColor *color = [attributes objectForKey:NSUnderlineColorAttributeName]; if (color) { clr = colorFrom(color); } QTextCharFormat format; format.setFontUnderline(true); format.setUnderlineColor(clr); attrs<(aString)); composingLength = qtText.length(); } // Make sure that we have at least one text format. if (attrs.size() <= 1) { QTextCharFormat format; format.setFontUnderline(true); attrs<clear(); composing = false; } - (BOOL) hasMarkedText { return (composing ? YES: NO); } - (void) doCommandBySelector:(SEL)aSelector { Q_UNUSED(aSelector); } - (BOOL)isComposing { return composing; } - (NSInteger) conversationIdentifier { // Return a unique identifier fot this ime conversation return (NSInteger)self; } - (NSAttributedString *) attributedSubstringFromRange:(NSRange)theRange { QString selectedText(qwidget->inputMethodQuery(Qt::ImCurrentSelection).toString()); if (!selectedText.isEmpty()) { QCFString string(selectedText.mid(theRange.location, theRange.length)); const NSString *tmpString = reinterpret_cast((CFStringRef)string); return [[[NSAttributedString alloc] initWithString:tmpString] autorelease]; } else { return nil; } } - (NSRange) markedRange { NSRange range; if (composing) { range.location = 0; range.length = composingLength; } else { range.location = NSNotFound; range.length = 0; } return range; } - (NSRange) selectedRange { NSRange selRange; QString selectedText(qwidget->inputMethodQuery(Qt::ImCurrentSelection).toString()); if (!selectedText.isEmpty()) { // Consider only the selected text. selRange.location = 0; selRange.length = selectedText.length(); } else { // No selected text. selRange.location = NSNotFound; selRange.length = 0; } return selRange; } - (NSRect) firstRectForCharacterRange:(NSRange)theRange { Q_UNUSED(theRange); // The returned rect is always based on the internal cursor. QRect mr(qwidget->inputMethodQuery(Qt::ImMicroFocus).toRect()); QPoint mp(qwidget->mapToGlobal(QPoint(mr.bottomLeft()))); NSRect rect ; rect.origin.x = mp.x(); rect.origin.y = flipYCoordinate(mp.y()); rect.size.width = mr.width(); rect.size.height = mr.height(); return rect; } - (NSUInteger)characterIndexForPoint:(NSPoint)thePoint { // We dont support cursor movements using mouse while composing. Q_UNUSED(thePoint); return NSNotFound; } - (NSArray*) validAttributesForMarkedText { if (!qwidget->testAttribute(Qt::WA_InputMethodEnabled)) return nil; // Not sure if that's correct, but it's saves a malloc. // Support only underline color/style. return [NSArray arrayWithObjects:NSUnderlineColorAttributeName, NSUnderlineStyleAttributeName, nil]; } @end QT_BEGIN_NAMESPACE void QMacInputContext::reset() { QWidget *w = QInputContext::focusWidget(); if (w) { NSView *view = qt_mac_nativeview_for(w); if ([view isKindOfClass:[QT_MANGLE_NAMESPACE(QCocoaView) class]]) { QMacCocoaAutoReleasePool pool; QT_MANGLE_NAMESPACE(QCocoaView) *qc = static_cast(view); NSInputManager *currentIManager = [NSInputManager currentInputManager]; if (currentIManager) { [currentIManager markedTextAbandoned:view]; [qc unmarkText]; } } } } bool QMacInputContext::isComposing() const { QWidget *w = QInputContext::focusWidget(); if (w) { NSView *view = qt_mac_nativeview_for(w); if ([view isKindOfClass:[QT_MANGLE_NAMESPACE(QCocoaView) class]]) { return [static_cast(view) isComposing]; } } return false; } extern bool qt_mac_in_drag; void * /*NSImage */qt_mac_create_nsimage(const QPixmap &pm); static const int default_pm_hotx = -2; static const int default_pm_hoty = -16; static const char* default_pm[] = { "13 9 3 1", ". c None", " c #000000", "X c #FFFFFF", "X X X X X X X", " X X X X X X ", "X ......... X", " X.........X ", "X ......... X", " X.........X ", "X ......... X", " X X X X X X ", "X X X X X X X", }; Qt::DropAction QDragManager::drag(QDrag *o) { if(qt_mac_in_drag) { //just make sure.. qWarning("Qt: Internal error: WH0A, unexpected condition reached"); return Qt::IgnoreAction; } if(object == o) return Qt::IgnoreAction; /* At the moment it seems clear that Mac OS X does not want to drag with a non-left button so we just bail early to prevent it */ if(!(GetCurrentEventButtonState() & kEventMouseButtonPrimary)) return Qt::IgnoreAction; if(object) { dragPrivate()->source->removeEventFilter(this); cancel(); beingCancelled = false; } object = o; dragPrivate()->target = 0; #ifndef QT_NO_ACCESSIBILITY QAccessible::updateAccessibility(this, 0, QAccessible::DragDropStart); #endif // setup the data QMacPasteboard dragBoard((CFStringRef) NSDragPboard, QMacPasteboardMime::MIME_DND); dragPrivate()->data->setData(QLatin1String("application/x-qt-mime-type-name"), QByteArray()); dragBoard.setMimeData(dragPrivate()->data); // create the image QPoint hotspot; QPixmap pix = dragPrivate()->pixmap; if(pix.isNull()) { if(dragPrivate()->data->hasText() || dragPrivate()->data->hasUrls()) { // get the string QString s = dragPrivate()->data->hasText() ? dragPrivate()->data->text() : dragPrivate()->data->urls().first().toString(); if(s.length() > 26) s = s.left(23) + QChar(0x2026); if(!s.isEmpty()) { // draw it QFont f(qApp->font()); f.setPointSize(12); QFontMetrics fm(f); QPixmap tmp(fm.width(s), fm.height()); if(!tmp.isNull()) { QPainter p(&tmp); p.fillRect(0, 0, tmp.width(), tmp.height(), Qt::color0); p.setPen(Qt::color1); p.setFont(f); p.drawText(0, fm.ascent(), s); // save it pix = tmp; hotspot = QPoint(tmp.width() / 2, tmp.height() / 2); } } } else { pix = QPixmap(default_pm); hotspot = QPoint(default_pm_hotx, default_pm_hoty); } } else { hotspot = dragPrivate()->hotspot; } // convert the image to NSImage. 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()}; NSSize mouseOffset = {0.0, 0.0}; NSPasteboard *pboard = [NSPasteboard pasteboardWithName:NSDragPboard]; NSPoint windowPoint = [dndParams->theEvent locationInWindow]; dragPrivate()->executed_action = Qt::ActionMask; // do the drag [dndParams->view retain]; [dndParams->view dragImage:image at:imageLoc offset:mouseOffset event:dndParams->theEvent pasteboard:pboard source:dndParams->view slideBack:YES]; [dndParams->view release]; [image release]; dragPrivate()->executed_action = Qt::IgnoreAction; object = 0; Qt::DropAction performedAction(qt_mac_mapNSDragOperation(dndParams->performedAction)); // do post drag processing, if required. if(performedAction != Qt::IgnoreAction) { // check if the receiver points us to a file location. // if so, we need to do the file copy/move ourselves. QCFType pasteLocation = 0; PasteboardCopyPasteLocation(dragBoard.pasteBoard(), &pasteLocation); if (pasteLocation) { QList urls = o->mimeData()->urls(); for (int i = 0; i < urls.size(); ++i) { QUrl fromUrl = urls.at(i); QString filename = QFileInfo(fromUrl.path()).fileName(); QUrl toUrl(QCFString::toQString(CFURLGetString(pasteLocation)) + filename); if (performedAction == Qt::MoveAction) QFile::rename(fromUrl.path(), toUrl.path()); else if (performedAction == Qt::CopyAction) QFile::copy(fromUrl.path(), toUrl.path()); } } } return performedAction; } QT_END_NAMESPACE #endif // QT_MAC_USE_COCOA