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Diffstat (limited to 'src/gui/kernel/qcocoaview_mac.mm')
| -rw-r--r-- | src/gui/kernel/qcocoaview_mac.mm | 1251 |
1 files changed, 1251 insertions, 0 deletions
diff --git a/src/gui/kernel/qcocoaview_mac.mm b/src/gui/kernel/qcocoaview_mac.mm new file mode 100644 index 0000000..df42e79 --- /dev/null +++ b/src/gui/kernel/qcocoaview_mac.mm @@ -0,0 +1,1251 @@ +/**************************************************************************** +** +** 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 <private/qcocoaview_mac_p.h> +#ifdef QT_MAC_USE_COCOA + +#include <private/qwidget_p.h> +#include <private/qt_mac_p.h> +#include <private/qapplication_p.h> +#include <private/qabstractscrollarea_p.h> +#include <private/qt_cocoa_helpers_mac_p.h> +#include <private/qdnd_p.h> +#include <private/qmacinputcontext_p.h> + +#include <qscrollarea.h> +#include <qhash.h> +#include <qtextformat.h> +#include <qpaintengine.h> +#include <QUrl> +#include <QAccessible> +#include <QFileInfo> +#include <QFile> + +#include <qdebug.h> + + +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<QWidget> 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_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]; + } + composing = false; + sendKeyEvents = true; + [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:(bool)accept +{ + QMacCocoaAutoReleasePool pool; + if (accept) { + 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. + 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]; + } else { + [self unregisterDraggedTypes]; + } +} + +- (void)removeDropData +{ + if (dropData) { + delete dropData; + dropData = 0; + } +} + +- (void)addDropData:(id <NSDraggingInfo>)sender +{ + [self removeDropData]; + CFStringRef dropPasteboard = (CFStringRef) [[sender draggingPasteboard] name]; + dropData = new QCocoaDropData(dropPasteboard); +} + +- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender +{ + [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); + // send the drag enter event to the widget. + QDragEnterEvent qDEEvent(posDrag, qtAllowed, mimeData, + QApplication::mouseButtons(), QApplication::keyboardModifiers()); + 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(), QApplication::keyboardModifiers()); + 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]; + QPoint posDrag(localPoint.x, localPoint.y); + if (qt_mac_mouse_inside_answer_rect(posDrag)) + return QT_PREPEND_NAMESPACE(qt_mac_mapDropActions)(QT_PREPEND_NAMESPACE(qt_mac_dnd_answer_rec.lastAction)); + // send drag move event to the widget + NSDragOperation nsActions = [sender draggingSourceOperationMask]; + Qt::DropActions qtAllowed = QT_PREPEND_NAMESPACE(qt_mac_mapNSDragOperations)(nsActions); + QMimeData *mimeData = dropData; + if (QDragManager::self()->source()) + mimeData = QDragManager::self()->dragPrivate()->data; + QDragMoveEvent qDMEvent(posDrag, qtAllowed, mimeData, + QApplication::mouseButtons(), QApplication::keyboardModifiers()); + 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 <NSDraggingInfo>)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 (!de.isAccepted()) + return NO; + else + return YES; +} + +- (void)dealloc +{ + [[NSNotificationCenter defaultCenter] removeObserver:self]; + [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<QAbstractScrollArea *>(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<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, + 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<QRasterPaintEngine*>(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) + 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; +} + +- (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]); + + // 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(qwidget, &qwe); + wheelOK = qwe.isAccepted(); + if (!wheelOK && QApplicationPrivate::focus_widget + && QApplicationPrivate::focus_widget != qwidget) { + 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(qwidget, &qwe); + wheelOK = qwe.isAccepted(); + if (wheelOK && QApplicationPrivate::focus_widget + && QApplicationPrivate::focus_widget != qwidget) { + QWheelEvent qwe2(QApplicationPrivate::focus_widget->mapFromGlobal(qglobal), qglobal, + deltaZ, 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); + wheelOK = qwe.isAccepted(); + if (!wheelOK && QApplicationPrivate::focus_widget + && QApplicationPrivate::focus_widget != qwidget) { + 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; +} + +- (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(); + if (popup && popup != qwidget->window()) + widgetToGetKey = popup->focusWidget() ? popup->focusWidget() : popup; + + 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) + [super keyDown:theEvent]; + } +} + + +- (void)keyUp:(NSEvent *)theEvent +{ + if (sendKeyEvents) { + bool keyOK = qt_dispatchKeyEvent(theEvent, qwidget); + if (!keyOK) + [super keyUp:theEvent]; + } +} + +// NSTextInput Protocol implementation + +- (void) insertText:(id)aString +{ + if (composing) { + // Send the commit string to the widget. + QString commitText; + if ([aString isKindOfClass:[NSAttributedString class]]) { + commitText = QCFString::toQString(reinterpret_cast<CFStringRef>([aString string])); + } else { + commitText = QCFString::toQString(reinterpret_cast<CFStringRef>(aString)); + }; + composing = false; + sendKeyEvents = false; + QInputMethodEvent e; + e.setCommitString(commitText); + qt_sendSpontaneousEvent(qwidget, &e); + } +} + +- (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<QInputMethodEvent::Attribute> attrs; + attrs<<QInputMethodEvent::Attribute(QInputMethodEvent::Cursor, selRange.location, 1, QVariant()); + if ([aString isKindOfClass:[NSAttributedString class]]) { + qtText = QCFString::toQString(reinterpret_cast<CFStringRef>([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<<QInputMethodEvent::Attribute(QInputMethodEvent::TextFormat, + effectiveRange.location, + effectiveRange.length, + format); + } + index = effectiveRange.location + effectiveRange.length; + } + } else { + // No attributes specified, take only the preedit text. + qtText = QCFString::toQString(reinterpret_cast<CFStringRef>(aString)); + composingLength = qtText.length(); + } + // Make sure that we have at least one text format. + if (attrs.size() <= 1) { + QTextCharFormat format; + format.setFontUnderline(true); + attrs<<QInputMethodEvent::Attribute(QInputMethodEvent::TextFormat, + 0, composingLength, format); + } + QInputMethodEvent e(qtText, attrs); + qt_sendSpontaneousEvent(qwidget, &e); +} + +- (void) unmarkText +{ + 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<const NSString *>((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<QT_MANGLE_NAMESPACE(QCocoaView) *>(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<QT_MANGLE_NAMESPACE(QCocoaView) *>(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]; + // 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]; + 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<CFURLRef> pasteLocation = 0; + PasteboardCopyPasteLocation(dragBoard.pasteBoard(), &pasteLocation); + if (pasteLocation) { + QList<QUrl> 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 |