diff options
Diffstat (limited to 'src/gui/kernel/qcocoasharedwindowmethods_mac_p.h')
| -rw-r--r-- | src/gui/kernel/qcocoasharedwindowmethods_mac_p.h | 188 |
1 files changed, 185 insertions, 3 deletions
diff --git a/src/gui/kernel/qcocoasharedwindowmethods_mac_p.h b/src/gui/kernel/qcocoasharedwindowmethods_mac_p.h index d2b74d7..a1d2c61 100644 --- a/src/gui/kernel/qcocoasharedwindowmethods_mac_p.h +++ b/src/gui/kernel/qcocoasharedwindowmethods_mac_p.h @@ -57,8 +57,32 @@ QT_BEGIN_NAMESPACE extern Qt::MouseButton cocoaButton2QtButton(NSInteger buttonNum); // qcocoaview.mm extern QPointer<QWidget> qt_button_down; //qapplication_mac.cpp +extern const QStringList& qEnabledDraggedTypes(); // qmime_mac.cpp +extern bool qt_blockCocoaSettingModalWindowLevel; // qeventdispatcher_mac_p.h + +Q_GLOBAL_STATIC(QPointer<QWidget>, currentDragTarget); + QT_END_NAMESPACE +- (id)initWithContentRect:(NSRect)contentRect + styleMask:(NSUInteger)windowStyle + backing:(NSBackingStoreType)bufferingType + defer:(BOOL)deferCreation +{ + self = [super initWithContentRect:contentRect styleMask:windowStyle + backing:bufferingType defer:deferCreation]; + if (self) { + currentCustomDragTypes = 0; + } + return self; +} + +- (void)dealloc +{ + delete currentCustomDragTypes; + [super dealloc]; +} + - (BOOL)canBecomeKeyWindow { QWidget *widget = [self QT_MANGLE_NAMESPACE(qt_qwidget)]; @@ -68,6 +92,40 @@ QT_END_NAMESPACE return !(isPopup || isToolTip); } +- (BOOL)canBecomeMainWindow +{ + QWidget *widget = [self QT_MANGLE_NAMESPACE(qt_qwidget)]; + + bool isToolTip = (widget->windowType() == Qt::ToolTip); + bool isPopup = (widget->windowType() == Qt::Popup); + bool isTool = (widget->windowType() == Qt::Tool); + return !(isPopup || isToolTip || isTool); +} + +- (void)orderWindow:(NSWindowOrderingMode)orderingMode relativeTo:(NSInteger)otherWindowNumber +{ + if (qt_blockCocoaSettingModalWindowLevel) { + // To avoid windows popping in front while restoring modal sessions + // in the event dispatcher, we block cocoa from ordering this window + // to front. The result of not doing this can be seen if executing + // a native color dialog on top of another executing dialog. + return; + } + [super orderWindow:orderingMode relativeTo:otherWindowNumber]; +} + +- (void)setLevel:(NSInteger)windowLevel +{ + if (qt_blockCocoaSettingModalWindowLevel) { + // To avoid windows popping in front while restoring modal sessions + // in the event dispatcher, we block cocoa from ordering this window + // to front. The result of not doing this can be seen if executing + // a native color dialog on top of another executing dialog. + return; + } + [super setLevel:windowLevel]; +} + - (void)toggleToolbarShown:(id)sender { macSendToolbarChangeEvent([self QT_MANGLE_NAMESPACE(qt_qwidget)]); @@ -106,6 +164,23 @@ QT_END_NAMESPACE qt_dispatchTabletProximityEvent(tabletEvent); } +- (void)qtDispatcherToQAction:(id)sender +{ + // If this window is modal, the menu bar will be modally shaddowed. + // In that case, since the window will be in the first responder chain, + // we can still catch the trigger here and forward it to the menu bar. + // This is needed as a single modal dialog on Qt should be able to access + // the application menu (e.g. quit). + [[NSApp QT_MANGLE_NAMESPACE(qt_qcocoamenuLoader)] qtDispatcherToQAction:sender]; +} + +- (void)terminate:(id)sender +{ + // This function is called from the quit item in the menubar when this window + // is in the first responder chain (see also qtDispatcherToQAction above) + [NSApp terminate:sender]; +} + - (void)sendEvent:(NSEvent *)event { QWidget *widget = [[QT_MANGLE_NAMESPACE(QCocoaWindowDelegate) sharedDelegate] qt_qwidgetForWindow:self]; @@ -133,7 +208,7 @@ QT_END_NAMESPACE 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. + // which we need to send even if the mouseDown event was not accepted. // (this is standard Qt behavior.) break; case NSRightMouseDown: @@ -188,6 +263,115 @@ QT_END_NAMESPACE return [super frameViewClassForStyleMask:styleMask]; } +-(void)registerDragTypes +{ + // Calling registerForDraggedTypes below is slow, so only do + // it once for each window, or when the custom types change. + QMacCocoaAutoReleasePool pool; + const QStringList& customTypes = qEnabledDraggedTypes(); + if (currentCustomDragTypes == 0 || *currentCustomDragTypes != customTypes) { + if (currentCustomDragTypes == 0) + currentCustomDragTypes = new QStringList(); + *currentCustomDragTypes = 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<const NSString *>(QCFString::toCFStringRef(customTypes[i]))]; + } + [self registerForDraggedTypes:supportedTypes]; + } +} + +- (QWidget *)dragTargetHitTest:(id <NSDraggingInfo>)sender +{ + // Do a hittest to find the NSView under the + // mouse, and return the corresponding QWidget: + NSPoint windowPoint = [sender draggingLocation]; + NSView *candidateView = [[self contentView] hitTest:windowPoint]; + if (![candidateView isKindOfClass:[QT_MANGLE_NAMESPACE(QCocoaView) class]]) + return 0; + return [static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(candidateView) qt_qwidget]; +} + +- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender +{ + // The user dragged something into the window. Send a draggingEntered message + // to the QWidget under the mouse. As the drag moves over the window, and over + // different widgets, we will handle enter and leave events from within + // draggingUpdated below. The reason why we handle this ourselves rather than + // subscribing for drag events directly in QCocoaView is that calling + // registerForDraggedTypes on the views will severly degrade initialization time + // for an application that uses a lot of drag subscribing widgets. + + QWidget *target = [self dragTargetHitTest:sender]; + if (!target) + return [super draggingEntered:sender]; + if (target->testAttribute(Qt::WA_DropSiteRegistered) == false) + return NSDragOperationNone; + + *currentDragTarget() = target; + return [reinterpret_cast<NSView *>((*currentDragTarget())->winId()) draggingEntered:sender]; + } + +- (NSDragOperation)draggingUpdated:(id < NSDraggingInfo >)sender +{ + QWidget *target = [self dragTargetHitTest:sender]; + if (!target) + return [super draggingUpdated:sender]; + + if (target == *currentDragTarget()) { + // The drag continues to move over the widget that we have sendt + // a draggingEntered message to. So just update the view: + return [reinterpret_cast<NSView *>((*currentDragTarget())->winId()) draggingUpdated:sender]; + } else { + // The widget under the mouse has changed. + // So we need to fake enter/leave events: + if (*currentDragTarget()) + [reinterpret_cast<NSView *>((*currentDragTarget())->winId()) draggingExited:sender]; + if (target->testAttribute(Qt::WA_DropSiteRegistered) == false) { + *currentDragTarget() = 0; + return NSDragOperationNone; + } + *currentDragTarget() = target; + return [reinterpret_cast<NSView *>((*currentDragTarget())->winId()) draggingEntered:sender]; + } +} + +- (void)draggingExited:(id < NSDraggingInfo >)sender +{ + QWidget *target = [self dragTargetHitTest:sender]; + if (!target) + return [super draggingExited:sender]; + + if (*currentDragTarget()) { + [reinterpret_cast<NSView *>((*currentDragTarget())->winId()) draggingExited:sender]; + *currentDragTarget() = 0; + } +} + +- (BOOL)performDragOperation:(id < NSDraggingInfo >)sender +{ + QWidget *target = [self dragTargetHitTest:sender]; + if (!target) + return [super performDragOperation:sender]; + + BOOL dropResult = NO; + if (*currentDragTarget()) { + dropResult = [reinterpret_cast<NSView *>((*currentDragTarget())->winId()) performDragOperation:sender]; + *currentDragTarget() = 0; + } + return dropResult; +} + - (void)displayIfNeeded { @@ -203,5 +387,3 @@ QT_END_NAMESPACE } [super displayIfNeeded]; } - - |