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Diffstat (limited to 'src/gui/kernel/qt_cocoa_helpers_mac.mm')
| -rw-r--r-- | src/gui/kernel/qt_cocoa_helpers_mac.mm | 1824 |
1 files changed, 1824 insertions, 0 deletions
diff --git a/src/gui/kernel/qt_cocoa_helpers_mac.mm b/src/gui/kernel/qt_cocoa_helpers_mac.mm new file mode 100644 index 0000000000..32123ee682 --- /dev/null +++ b/src/gui/kernel/qt_cocoa_helpers_mac.mm @@ -0,0 +1,1824 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/**************************************************************************** +** +** Copyright (c) 2007-2008, Apple, Inc. +** +** All rights reserved. +** +** Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are met: +** +** * Redistributions of source code must retain the above copyright notice, +** this list of conditions and the following disclaimer. +** +** * Redistributions in binary form must reproduce the above copyright notice, +** this list of conditions and the following disclaimer in the documentation +** and/or other materials provided with the distribution. +** +** * Neither the name of Apple, Inc. nor the names of its contributors +** may be used to endorse or promote products derived from this software +** without specific prior written permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR +** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +** PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +** LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +** NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +** +****************************************************************************/ + +#include <private/qcore_mac_p.h> +#include <qaction.h> +#include <qwidget.h> +#include <qdesktopwidget.h> +#include <qevent.h> +#include <qpixmapcache.h> +#include <qvarlengtharray.h> +#include <private/qevent_p.h> +#include <private/qt_cocoa_helpers_mac_p.h> +#include <private/qt_mac_p.h> +#include <private/qapplication_p.h> +#include <private/qcocoaapplication_mac_p.h> +#include <private/qcocoawindow_mac_p.h> +#include <private/qcocoaview_mac_p.h> +#include <private/qkeymapper_p.h> +#include <private/qwidget_p.h> +#include <private/qcocoawindow_mac_p.h> + +QT_BEGIN_NAMESPACE + +#ifdef QT_MAC_USE_COCOA +// Cmd + left mousebutton should produce a right button +// press (mainly for mac users with one-button mice): +static bool qt_leftButtonIsRightButton = false; +#endif + +Q_GLOBAL_STATIC(QMacWindowFader, macwindowFader); + +QMacWindowFader::QMacWindowFader() + : m_duration(0.250) +{ +} + +QMacWindowFader *QMacWindowFader::currentFader() +{ + return macwindowFader(); +} + +void QMacWindowFader::registerWindowToFade(QWidget *window) +{ + m_windowsToFade.append(window); +} + +void QMacWindowFader::performFade() +{ + const QWidgetList myWidgetsToFade = m_windowsToFade; + const int widgetCount = myWidgetsToFade.count(); +#if QT_MAC_USE_COCOA + QMacCocoaAutoReleasePool pool; + [NSAnimationContext beginGrouping]; + [[NSAnimationContext currentContext] setDuration:NSTimeInterval(m_duration)]; +#endif + + for (int i = 0; i < widgetCount; ++i) { + QWidget *widget = m_windowsToFade.at(i); + OSWindowRef window = qt_mac_window_for(widget); +#if QT_MAC_USE_COCOA + [[window animator] setAlphaValue:0.0]; + QTimer::singleShot(qRound(m_duration * 1000), widget, SLOT(hide())); +#else + TransitionWindowOptions options = {0, m_duration, 0, 0}; + TransitionWindowWithOptions(window, kWindowFadeTransitionEffect, kWindowHideTransitionAction, + 0, 1, &options); +#endif + } +#if QT_MAC_USE_COCOA + [NSAnimationContext endGrouping]; +#endif + m_duration = 0.250; + m_windowsToFade.clear(); +} + +extern bool qt_sendSpontaneousEvent(QObject *receiver, QEvent *event); // qapplication.cpp; +extern QWidget * mac_mouse_grabber; +extern QWidget *qt_button_down; //qapplication_mac.cpp +extern QPointer<QWidget> qt_last_mouse_receiver; +extern OSViewRef qt_mac_effectiveview_for(const QWidget *w); +extern void qt_mac_updateCursorWithWidgetUnderMouse(QWidget *widgetUnderMouse); // qcursor_mac.mm + +void macWindowFade(void * /*OSWindowRef*/ window, float durationSeconds) +{ +#ifdef QT_MAC_USE_COCOA + QMacCocoaAutoReleasePool pool; +#endif + OSWindowRef wnd = static_cast<OSWindowRef>(window); + if (wnd) { + QWidget *widget; +#if QT_MAC_USE_COCOA + widget = [wnd QT_MANGLE_NAMESPACE(qt_qwidget)]; +#else + const UInt32 kWidgetCreatorQt = kEventClassQt; + enum { + kWidgetPropertyQWidget = 'QWId' //QWidget * + }; + if (GetWindowProperty(static_cast<WindowRef>(window), kWidgetCreatorQt, kWidgetPropertyQWidget, sizeof(widget), 0, &widget) != noErr) + widget = 0; +#endif + if (widget) { + QMacWindowFader::currentFader()->setFadeDuration(durationSeconds); + QMacWindowFader::currentFader()->registerWindowToFade(widget); + QMacWindowFader::currentFader()->performFade(); + } + } +} +struct dndenum_mapper +{ + NSDragOperation mac_code; + Qt::DropAction qt_code; + bool Qt2Mac; +}; + +#if defined(QT_MAC_USE_COCOA) && defined(__OBJC__) + +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 } +}; + +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; +} + +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; +} + +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; +} + +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; +} + +Q_GLOBAL_STATIC(DnDParams, currentDnDParameters); +DnDParams *macCurrentDnDParameters() +{ + return currentDnDParameters(); +} +#endif + +bool macWindowIsTextured( void * /*OSWindowRef*/ window ) +{ + OSWindowRef wnd = static_cast<OSWindowRef>(window); +#if QT_MAC_USE_COCOA + return ( [wnd styleMask] & NSTexturedBackgroundWindowMask ) ? true : false; +#else + WindowAttributes currentAttributes; + GetWindowAttributes(wnd, ¤tAttributes); + return (currentAttributes & kWindowMetalAttribute) ? true : false; +#endif +} + +void macWindowToolbarShow(const QWidget *widget, bool show ) +{ + OSWindowRef wnd = qt_mac_window_for(widget); +#if QT_MAC_USE_COCOA + if (NSToolbar *toolbar = [wnd toolbar]) { + QMacCocoaAutoReleasePool pool; + if (show != [toolbar isVisible]) { + [toolbar setVisible:show]; + } else { + // The toolbar may be in sync, but we are not, update our framestrut. + qt_widget_private(const_cast<QWidget *>(widget))->updateFrameStrut(); + } + } +#else + qt_widget_private(const_cast<QWidget *>(widget))->updateFrameStrut(); + ShowHideWindowToolbar(wnd, show, false); +#endif +} + + +void macWindowToolbarSet( void * /*OSWindowRef*/ window, void *toolbarRef ) +{ + OSWindowRef wnd = static_cast<OSWindowRef>(window); +#if QT_MAC_USE_COCOA + [wnd setToolbar:static_cast<NSToolbar *>(toolbarRef)]; +#else + SetWindowToolbar(wnd, static_cast<HIToolbarRef>(toolbarRef)); +#endif +} + +bool macWindowToolbarIsVisible( void * /*OSWindowRef*/ window ) +{ + OSWindowRef wnd = static_cast<OSWindowRef>(window); +#if QT_MAC_USE_COCOA + if (NSToolbar *toolbar = [wnd toolbar]) + return [toolbar isVisible]; + return false; +#else + return IsWindowToolbarVisible(wnd); +#endif +} + +void macWindowSetHasShadow( void * /*OSWindowRef*/ window, bool hasShadow ) +{ + OSWindowRef wnd = static_cast<OSWindowRef>(window); +#if QT_MAC_USE_COCOA + [wnd setHasShadow:BOOL(hasShadow)]; +#else + if (hasShadow) + ChangeWindowAttributes(wnd, 0, kWindowNoShadowAttribute); + else + ChangeWindowAttributes(wnd, kWindowNoShadowAttribute, 0); +#endif +} + +void macWindowFlush(void * /*OSWindowRef*/ window) +{ + OSWindowRef wnd = static_cast<OSWindowRef>(window); +#if QT_MAC_USE_COCOA + [wnd flushWindowIfNeeded]; +#else + HIWindowFlush(wnd); +#endif +} + +void * /*NSImage */qt_mac_create_nsimage(const QPixmap &pm) +{ + QMacCocoaAutoReleasePool pool; + if(QCFType<CGImageRef> image = pm.toMacCGImageRef()) { + NSImage *newImage = 0; + NSRect imageRect = NSMakeRect(0.0, 0.0, CGImageGetWidth(image), CGImageGetHeight(image)); + newImage = [[NSImage alloc] initWithSize:imageRect.size]; + [newImage lockFocus]; + { + CGContextRef imageContext = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort]; + CGContextDrawImage(imageContext, *(CGRect*)&imageRect, image); + } + [newImage unlockFocus]; + return newImage; + } + return 0; +} + +void qt_mac_update_mouseTracking(QWidget *widget) +{ +#ifdef QT_MAC_USE_COCOA + [qt_mac_nativeview_for(widget) updateTrackingAreas]; +#else + Q_UNUSED(widget); +#endif +} + +OSStatus qt_mac_drawCGImage(CGContextRef inContext, const CGRect *inBounds, CGImageRef inImage) +{ + // Verbatim copy if HIViewDrawCGImage (as shown on Carbon-Dev) + OSStatus err = noErr; + + require_action(inContext != NULL, InvalidContext, err = paramErr); + require_action(inBounds != NULL, InvalidBounds, err = paramErr); + require_action(inImage != NULL, InvalidImage, err = paramErr); + + CGContextSaveGState( inContext ); + CGContextTranslateCTM (inContext, 0, inBounds->origin.y + CGRectGetMaxY(*inBounds)); + CGContextScaleCTM(inContext, 1, -1); + + CGContextDrawImage(inContext, *inBounds, inImage); + + CGContextRestoreGState(inContext); +InvalidImage: +InvalidBounds: +InvalidContext: + return err; +} + +bool qt_mac_checkForNativeSizeGrip(const QWidget *widget) +{ +#ifndef QT_MAC_USE_COCOA + OSViewRef nativeSizeGrip = 0; + HIViewFindByID(HIViewGetRoot(HIViewGetWindow(HIViewRef(widget->winId()))), kHIViewWindowGrowBoxID, &nativeSizeGrip); + return (nativeSizeGrip != 0); +#else + return [[reinterpret_cast<NSView *>(widget->effectiveWinId()) window] showsResizeIndicator]; +#endif +} +struct qt_mac_enum_mapper +{ + int mac_code; + int qt_code; +#if defined(DEBUG_MOUSE_MAPS) +# define QT_MAC_MAP_ENUM(x) x, #x + const char *desc; +#else +# define QT_MAC_MAP_ENUM(x) x +#endif +}; + +//mouse buttons +static qt_mac_enum_mapper qt_mac_mouse_symbols[] = { +{ kEventMouseButtonPrimary, QT_MAC_MAP_ENUM(Qt::LeftButton) }, +{ kEventMouseButtonSecondary, QT_MAC_MAP_ENUM(Qt::RightButton) }, +{ kEventMouseButtonTertiary, QT_MAC_MAP_ENUM(Qt::MidButton) }, +{ 4, QT_MAC_MAP_ENUM(Qt::XButton1) }, +{ 5, QT_MAC_MAP_ENUM(Qt::XButton2) }, +{ 0, QT_MAC_MAP_ENUM(0) } +}; +Qt::MouseButtons qt_mac_get_buttons(int buttons) +{ +#ifdef DEBUG_MOUSE_MAPS + qDebug("Qt: internal: **Mapping buttons: %d (0x%04x)", buttons, buttons); +#endif + Qt::MouseButtons ret = Qt::NoButton; + for(int i = 0; qt_mac_mouse_symbols[i].qt_code; i++) { + if (buttons & (0x01<<(qt_mac_mouse_symbols[i].mac_code-1))) { +#ifdef DEBUG_MOUSE_MAPS + qDebug("Qt: internal: got button: %s", qt_mac_mouse_symbols[i].desc); +#endif + ret |= Qt::MouseButtons(qt_mac_mouse_symbols[i].qt_code); + } + } + return ret; +} +Qt::MouseButton qt_mac_get_button(EventMouseButton button) +{ +#ifdef DEBUG_MOUSE_MAPS + qDebug("Qt: internal: **Mapping button: %d (0x%04x)", button, button); +#endif + Qt::MouseButtons ret = 0; + for(int i = 0; qt_mac_mouse_symbols[i].qt_code; i++) { + if (button == qt_mac_mouse_symbols[i].mac_code) { +#ifdef DEBUG_MOUSE_MAPS + qDebug("Qt: internal: got button: %s", qt_mac_mouse_symbols[i].desc); +#endif + return Qt::MouseButton(qt_mac_mouse_symbols[i].qt_code); + } + } + return Qt::NoButton; +} + +void macSendToolbarChangeEvent(QWidget *widget) +{ + QToolBarChangeEvent ev(!(GetCurrentKeyModifiers() & cmdKey)); + qt_sendSpontaneousEvent(widget, &ev); +} + +Q_GLOBAL_STATIC(QMacTabletHash, tablet_hash) +QMacTabletHash *qt_mac_tablet_hash() +{ + return tablet_hash(); +} + +#ifdef QT_MAC_USE_COCOA + +// Clears the QWidget pointer that each QCocoaView holds. +void qt_mac_clearCocoaViewQWidgetPointers(QWidget *widget) +{ + QT_MANGLE_NAMESPACE(QCocoaView) *cocoaView = reinterpret_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(qt_mac_nativeview_for(widget)); + if (cocoaView && [cocoaView respondsToSelector:@selector(qt_qwidget)]) { + [cocoaView qt_clearQWidget]; + } +} + +void qt_dispatchTabletProximityEvent(void * /*NSEvent * */ tabletEvent) +{ + NSEvent *proximityEvent = static_cast<NSEvent *>(tabletEvent); + // simply construct a Carbon proximity record and handle it all in one spot. + TabletProximityRec carbonProximityRec = { [proximityEvent vendorID], + [proximityEvent tabletID], + [proximityEvent pointingDeviceID], + [proximityEvent deviceID], + [proximityEvent systemTabletID], + [proximityEvent vendorPointingDeviceType], + [proximityEvent pointingDeviceSerialNumber], + [proximityEvent uniqueID], + [proximityEvent capabilityMask], + [proximityEvent pointingDeviceType], + [proximityEvent isEnteringProximity] }; + qt_dispatchTabletProximityEvent(carbonProximityRec); +} +#endif // QT_MAC_USE_COCOA + +void qt_dispatchTabletProximityEvent(const ::TabletProximityRec &proxRec) +{ + QTabletDeviceData proximityDevice; + proximityDevice.tabletUniqueID = proxRec.uniqueID; + proximityDevice.capabilityMask = proxRec.capabilityMask; + + switch (proxRec.pointerType) { + case NSUnknownPointingDevice: + default: + proximityDevice.tabletPointerType = QTabletEvent::UnknownPointer; + break; + case NSPenPointingDevice: + proximityDevice.tabletPointerType = QTabletEvent::Pen; + break; + case NSCursorPointingDevice: + proximityDevice.tabletPointerType = QTabletEvent::Cursor; + break; + case NSEraserPointingDevice: + proximityDevice.tabletPointerType = QTabletEvent::Eraser; + break; + } + uint bits = proxRec.vendorPointerType; + if (bits == 0 && proximityDevice.tabletUniqueID != 0) { + // Fallback. It seems that the driver doesn't always include all the information. + // High-End Wacom devices store their "type" in the uper bits of the Unique ID. + // I'm not sure how to handle it for consumer devices, but I'll test that in a bit. + bits = proximityDevice.tabletUniqueID >> 32; + } + // Defined in the "EN0056-NxtGenImpGuideX" + // on Wacom's Developer Website (www.wacomeng.com) + if (((bits & 0x0006) == 0x0002) && ((bits & 0x0F06) != 0x0902)) { + proximityDevice.tabletDeviceType = QTabletEvent::Stylus; + } else { + switch (bits & 0x0F06) { + case 0x0802: + proximityDevice.tabletDeviceType = QTabletEvent::Stylus; + break; + case 0x0902: + proximityDevice.tabletDeviceType = QTabletEvent::Airbrush; + break; + case 0x0004: + proximityDevice.tabletDeviceType = QTabletEvent::FourDMouse; + break; + case 0x0006: + proximityDevice.tabletDeviceType = QTabletEvent::Puck; + break; + case 0x0804: + proximityDevice.tabletDeviceType = QTabletEvent::RotationStylus; + break; + default: + proximityDevice.tabletDeviceType = QTabletEvent::NoDevice; + } + } + // The deviceID is "unique" while in the proximity, it's a key that we can use for + // linking up TabletDeviceData to an event (especially if there are two devices in action). + bool entering = proxRec.enterProximity; + if (entering) { + qt_mac_tablet_hash()->insert(proxRec.deviceID, proximityDevice); + } else { + qt_mac_tablet_hash()->remove(proxRec.deviceID); + } + + QTabletEvent qtabletProximity(entering ? QEvent::TabletEnterProximity + : QEvent::TabletLeaveProximity, + QPoint(), QPoint(), QPointF(), proximityDevice.tabletDeviceType, + proximityDevice.tabletPointerType, 0., 0, 0, 0., 0., 0, 0, + proximityDevice.tabletUniqueID); + + qt_sendSpontaneousEvent(qApp, &qtabletProximity); +} + +// Use this method to keep all the information in the TextSegment. As long as it is ordered +// we are in OK shape, and we can influence that ourselves. +struct KeyPair +{ + QChar cocoaKey; + Qt::Key qtKey; +}; + +bool operator==(const KeyPair &entry, QChar qchar) +{ + return entry.cocoaKey == qchar; +} + +bool operator<(const KeyPair &entry, QChar qchar) +{ + return entry.cocoaKey < qchar; +} + +bool operator<(QChar qchar, const KeyPair &entry) +{ + return qchar < entry.cocoaKey; +} + +bool operator<(const Qt::Key &key, const KeyPair &entry) +{ + return key < entry.qtKey; +} + +bool operator<(const KeyPair &entry, const Qt::Key &key) +{ + return entry.qtKey < key; +} + +static bool qtKey2CocoaKeySortLessThan(const KeyPair &entry1, const KeyPair &entry2) +{ + return entry1.qtKey < entry2.qtKey; +} + +static const int NumEntries = 59; +static const KeyPair entries[NumEntries] = { + { NSEnterCharacter, Qt::Key_Enter }, + { NSBackspaceCharacter, Qt::Key_Backspace }, + { NSTabCharacter, Qt::Key_Tab }, + { NSNewlineCharacter, Qt::Key_Return }, + { NSCarriageReturnCharacter, Qt::Key_Return }, + { NSBackTabCharacter, Qt::Key_Backtab }, + { kEscapeCharCode, Qt::Key_Escape }, + // Cocoa sends us delete when pressing backspace! + // (NB when we reverse this list in qtKey2CocoaKey, there + // will be two indices of Qt::Key_Backspace. But is seems to work + // ok for menu shortcuts (which uses that function): + { NSDeleteCharacter, Qt::Key_Backspace }, + { NSUpArrowFunctionKey, Qt::Key_Up }, + { NSDownArrowFunctionKey, Qt::Key_Down }, + { NSLeftArrowFunctionKey, Qt::Key_Left }, + { NSRightArrowFunctionKey, Qt::Key_Right }, + { NSF1FunctionKey, Qt::Key_F1 }, + { NSF2FunctionKey, Qt::Key_F2 }, + { NSF3FunctionKey, Qt::Key_F3 }, + { NSF4FunctionKey, Qt::Key_F4 }, + { NSF5FunctionKey, Qt::Key_F5 }, + { NSF6FunctionKey, Qt::Key_F6 }, + { NSF7FunctionKey, Qt::Key_F7 }, + { NSF8FunctionKey, Qt::Key_F8 }, + { NSF9FunctionKey, Qt::Key_F8 }, + { NSF10FunctionKey, Qt::Key_F10 }, + { NSF11FunctionKey, Qt::Key_F11 }, + { NSF12FunctionKey, Qt::Key_F12 }, + { NSF13FunctionKey, Qt::Key_F13 }, + { NSF14FunctionKey, Qt::Key_F14 }, + { NSF15FunctionKey, Qt::Key_F15 }, + { NSF16FunctionKey, Qt::Key_F16 }, + { NSF17FunctionKey, Qt::Key_F17 }, + { NSF18FunctionKey, Qt::Key_F18 }, + { NSF19FunctionKey, Qt::Key_F19 }, + { NSF20FunctionKey, Qt::Key_F20 }, + { NSF21FunctionKey, Qt::Key_F21 }, + { NSF22FunctionKey, Qt::Key_F22 }, + { NSF23FunctionKey, Qt::Key_F23 }, + { NSF24FunctionKey, Qt::Key_F24 }, + { NSF25FunctionKey, Qt::Key_F25 }, + { NSF26FunctionKey, Qt::Key_F26 }, + { NSF27FunctionKey, Qt::Key_F27 }, + { NSF28FunctionKey, Qt::Key_F28 }, + { NSF29FunctionKey, Qt::Key_F29 }, + { NSF30FunctionKey, Qt::Key_F30 }, + { NSF31FunctionKey, Qt::Key_F31 }, + { NSF32FunctionKey, Qt::Key_F32 }, + { NSF33FunctionKey, Qt::Key_F33 }, + { NSF34FunctionKey, Qt::Key_F34 }, + { NSF35FunctionKey, Qt::Key_F35 }, + { NSInsertFunctionKey, Qt::Key_Insert }, + { NSDeleteFunctionKey, Qt::Key_Delete }, + { NSHomeFunctionKey, Qt::Key_Home }, + { NSEndFunctionKey, Qt::Key_End }, + { NSPageUpFunctionKey, Qt::Key_PageUp }, + { NSPageDownFunctionKey, Qt::Key_PageDown }, + { NSPrintScreenFunctionKey, Qt::Key_Print }, + { NSScrollLockFunctionKey, Qt::Key_ScrollLock }, + { NSPauseFunctionKey, Qt::Key_Pause }, + { NSSysReqFunctionKey, Qt::Key_SysReq }, + { NSMenuFunctionKey, Qt::Key_Menu }, + { NSHelpFunctionKey, Qt::Key_Help }, +}; +static const KeyPair * const end = entries + NumEntries; + +QChar qtKey2CocoaKey(Qt::Key key) +{ + // The first time this function is called, create a reverse + // looup table sorted on Qt Key rather than Cocoa key: + static QVector<KeyPair> rev_entries(NumEntries); + static bool mustInit = true; + if (mustInit){ + mustInit = false; + for (int i=0; i<NumEntries; ++i) + rev_entries[i] = entries[i]; + qSort(rev_entries.begin(), rev_entries.end(), qtKey2CocoaKeySortLessThan); + } + const QVector<KeyPair>::iterator i + = qBinaryFind(rev_entries.begin(), rev_entries.end(), key); + if (i == rev_entries.end()) + return QChar(); + return i->cocoaKey; +} + +#ifdef QT_MAC_USE_COCOA +static Qt::Key cocoaKey2QtKey(QChar keyCode) +{ + const KeyPair *i = qBinaryFind(entries, end, keyCode); + if (i == end) + return Qt::Key(keyCode.unicode()); + return i->qtKey; +} + +Qt::KeyboardModifiers qt_cocoaModifiers2QtModifiers(ulong modifierFlags) +{ + Qt::KeyboardModifiers qtMods =Qt::NoModifier; + if (modifierFlags & NSShiftKeyMask) + qtMods |= Qt::ShiftModifier; + if (modifierFlags & NSControlKeyMask) + qtMods |= Qt::MetaModifier; + if (modifierFlags & NSAlternateKeyMask) + qtMods |= Qt::AltModifier; + if (modifierFlags & NSCommandKeyMask) + qtMods |= Qt::ControlModifier; + if (modifierFlags & NSNumericPadKeyMask) + qtMods |= Qt::KeypadModifier; + return qtMods; +} + +NSString *qt_mac_removePrivateUnicode(NSString* string) +{ + int len = [string length]; + if (len) { + QVarLengthArray <unichar, 10> characters(len); + bool changed = false; + for (int i = 0; i<len; i++) { + characters[i] = [string characterAtIndex:i]; + // check if they belong to key codes in private unicode range + // currently we need to handle only the NSDeleteFunctionKey + if (characters[i] == NSDeleteFunctionKey) { + characters[i] = NSDeleteCharacter; + changed = true; + } + } + if (changed) + return [NSString stringWithCharacters:characters.data() length:len]; + } + return string; +} + +Qt::KeyboardModifiers qt_cocoaDragOperation2QtModifiers(uint dragOperations) +{ + Qt::KeyboardModifiers qtMods =Qt::NoModifier; + if (dragOperations & NSDragOperationLink) + qtMods |= Qt::MetaModifier; + if (dragOperations & NSDragOperationGeneric) + qtMods |= Qt::ControlModifier; + if (dragOperations & NSDragOperationCopy) + qtMods |= Qt::AltModifier; + return qtMods; +} + +static inline QEvent::Type cocoaEvent2QtEvent(NSUInteger eventType) +{ + // Handle the trivial cases that can be determined from the type. + switch (eventType) { + case NSKeyDown: + return QEvent::KeyPress; + case NSKeyUp: + return QEvent::KeyRelease; + case NSLeftMouseDown: + case NSRightMouseDown: + case NSOtherMouseDown: + return QEvent::MouseButtonPress; + case NSLeftMouseUp: + case NSRightMouseUp: + case NSOtherMouseUp: + return QEvent::MouseButtonRelease; + case NSMouseMoved: + case NSLeftMouseDragged: + case NSRightMouseDragged: + case NSOtherMouseDragged: + return QEvent::MouseMove; + case NSScrollWheel: + return QEvent::Wheel; + } + return QEvent::None; +} + +static bool mustUseCocoaKeyEvent() +{ + QCFType<TISInputSourceRef> source = TISCopyCurrentKeyboardInputSource(); + return TISGetInputSourceProperty(source, kTISPropertyUnicodeKeyLayoutData) == 0; +} + +bool qt_dispatchKeyEventWithCocoa(void * /*NSEvent * */ keyEvent, QWidget *widgetToGetEvent) +{ + NSEvent *event = static_cast<NSEvent *>(keyEvent); + NSString *keyChars = [event charactersIgnoringModifiers]; + int keyLength = [keyChars length]; + if (keyLength == 0) + return false; // Dead Key, nothing to do! + bool ignoreText = false; + Qt::Key qtKey = Qt::Key_unknown; + if (keyLength == 1) { + QChar ch([keyChars characterAtIndex:0]); + if (ch.isLower()) + ch = ch.toUpper(); + qtKey = cocoaKey2QtKey(ch); + // Do not set the text for Function-Key Unicodes characters (0xF700–0xF8FF). + ignoreText = (ch.unicode() >= 0xF700 && ch.unicode() <= 0xF8FF); + } + Qt::KeyboardModifiers keyMods = qt_cocoaModifiers2QtModifiers([event modifierFlags]); + QString text; + + // To quote from the Carbon port: This is actually wrong--but it is the best that + // can be done for now because of the Control/Meta mapping issues + // (we always get text on the Mac) + if (!ignoreText && !(keyMods & (Qt::ControlModifier | Qt::MetaModifier))) + text = QCFString::toQString(reinterpret_cast<CFStringRef>(keyChars)); + + UInt32 macScanCode = 1; + QKeyEventEx ke(cocoaEvent2QtEvent([event type]), qtKey, keyMods, text, [event isARepeat], qMax(1, keyLength), + macScanCode, [event keyCode], [event modifierFlags]); + return qt_sendSpontaneousEvent(widgetToGetEvent, &ke) && ke.isAccepted(); +} +#endif + +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; +} + +bool qt_dispatchKeyEvent(void * /*NSEvent * */ keyEvent, QWidget *widgetToGetEvent) +{ +#ifndef QT_MAC_USE_COCOA + Q_UNUSED(keyEvent); + Q_UNUSED(widgetToGetEvent); + return false; +#else + NSEvent *event = static_cast<NSEvent *>(keyEvent); + EventRef key_event = static_cast<EventRef>(const_cast<void *>([event eventRef])); + Q_ASSERT(key_event); + unsigned int info = 0; + + if ([event type] == NSKeyDown) { + NSString *characters = [event characters]; + if ([characters length]) { + unichar value = [characters characterAtIndex:0]; + qt_keymapper_private()->updateKeyMap(0, key_event, (void *)&value); + info = value; + } + } + + if (qt_mac_sendMacEventToWidget(widgetToGetEvent, key_event)) + return true; + + if (mustUseCocoaKeyEvent()) + return qt_dispatchKeyEventWithCocoa(keyEvent, widgetToGetEvent); + + bool consumed = qt_keymapper_private()->translateKeyEvent(widgetToGetEvent, 0, key_event, &info, true); + return consumed && (info != 0); +#endif +} + +void qt_dispatchModifiersChanged(void * /*NSEvent * */flagsChangedEvent, QWidget *widgetToGetEvent) +{ +#ifndef QT_MAC_USE_COCOA + Q_UNUSED(flagsChangedEvent); + Q_UNUSED(widgetToGetEvent); +#else + UInt32 modifiers = 0; + // Sync modifiers with Qt + NSEvent *event = static_cast<NSEvent *>(flagsChangedEvent); + EventRef key_event = static_cast<EventRef>(const_cast<void *>([event eventRef])); + Q_ASSERT(key_event); + GetEventParameter(key_event, kEventParamKeyModifiers, typeUInt32, 0, + sizeof(modifiers), 0, &modifiers); + extern void qt_mac_send_modifiers_changed(quint32 modifiers, QObject *object); + qt_mac_send_modifiers_changed(modifiers, widgetToGetEvent); +#endif +} + +QPointF flipPoint(const NSPoint &p) +{ + return QPointF(p.x, flipYCoordinate(p.y)); +} + +NSPoint flipPoint(const QPoint &p) +{ + return NSMakePoint(p.x(), flipYCoordinate(p.y())); +} + +NSPoint flipPoint(const QPointF &p) +{ + return NSMakePoint(p.x(), flipYCoordinate(p.y())); +} + +#if QT_MAC_USE_COCOA && __OBJC__ + +void qt_mac_handleNonClientAreaMouseEvent(NSWindow *window, NSEvent *event) +{ + QWidget *widgetToGetEvent = [window QT_MANGLE_NAMESPACE(qt_qwidget)]; + if (widgetToGetEvent == 0) + return; + + NSEventType evtType = [event type]; + QPoint qlocalPoint; + QPoint qglobalPoint; + bool processThisEvent = false; + bool fakeNCEvents = false; + bool fakeMouseEvents = false; + + // Check if this is a mouse event. + if (evtType == NSLeftMouseDown || evtType == NSLeftMouseUp + || evtType == NSRightMouseDown || evtType == NSRightMouseUp + || evtType == NSOtherMouseDown || evtType == NSOtherMouseUp + || evtType == NSMouseMoved || evtType == NSLeftMouseDragged + || evtType == NSRightMouseDragged || evtType == NSOtherMouseDragged) { + // Check if we want to pass this message to another window + if (mac_mouse_grabber && mac_mouse_grabber != widgetToGetEvent) { + NSWindow *grabWindow = static_cast<NSWindow *>(qt_mac_window_for(mac_mouse_grabber)); + if (window != grabWindow) { + window = grabWindow; + widgetToGetEvent = mac_mouse_grabber; + fakeNCEvents = true; + } + } + // Dont generate normal NC mouse events for Left Button dragged + if(evtType != NSLeftMouseDragged || fakeNCEvents) { + NSPoint windowPoint = [event locationInWindow]; + NSPoint globalPoint = [[event window] convertBaseToScreen:windowPoint]; + NSRect frameRect = [window frame]; + if (fakeNCEvents || NSMouseInRect(globalPoint, frameRect, NO)) { + NSRect contentRect = [window contentRectForFrameRect:frameRect]; + qglobalPoint = QPoint(flipPoint(globalPoint).toPoint()); + QWidget *w = widgetToGetEvent->childAt(widgetToGetEvent->mapFromGlobal(qglobalPoint)); + // check that the mouse pointer is on the non-client area and + // there are not widgets in it. + if (fakeNCEvents || (!NSMouseInRect(globalPoint, contentRect, NO) && !w)) { + qglobalPoint = QPoint(flipPoint(globalPoint).toPoint()); + qlocalPoint = widgetToGetEvent->mapFromGlobal(qglobalPoint); + processThisEvent = true; + } + } + } + } + // This is not an NC area mouse message. + if (!processThisEvent) + return; + + // If the window is frame less, generate fake mouse events instead. (floating QToolBar) + // or if someone already got an explicit or implicit grab + if (mac_mouse_grabber || qt_button_down || + (fakeNCEvents && (widgetToGetEvent->window()->windowFlags() & Qt::FramelessWindowHint))) + fakeMouseEvents = true; + + Qt::MouseButton button; + QEvent::Type eventType; + // Convert to Qt::Event type + switch (evtType) { + case NSLeftMouseDown: + button = Qt::LeftButton; + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseButtonPress + : QEvent::MouseButtonPress; + break; + case NSLeftMouseUp: + button = Qt::LeftButton; + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseButtonRelease + : QEvent::MouseButtonRelease; + break; + case NSRightMouseDown: + button = Qt::RightButton; + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseButtonPress + : QEvent::MouseButtonPress; + break; + case NSRightMouseUp: + button = Qt::RightButton; + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseButtonRelease + : QEvent::MouseButtonRelease; + break; + case NSOtherMouseDown: + button = cocoaButton2QtButton([event buttonNumber]); + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseButtonPress + : QEvent::MouseButtonPress; + break; + case NSOtherMouseUp: + button = cocoaButton2QtButton([event buttonNumber]); + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseButtonRelease + : QEvent::MouseButtonRelease; + break; + case NSMouseMoved: + button = Qt::NoButton; + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseMove + : QEvent::MouseMove; + break; + case NSLeftMouseDragged: + button = Qt::LeftButton; + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseMove + : QEvent::MouseMove; + break; + case NSRightMouseDragged: + button = Qt::RightButton; + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseMove + : QEvent::MouseMove; + break; + case NSOtherMouseDragged: + button = cocoaButton2QtButton([event buttonNumber]); + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseMove + : QEvent::MouseMove; + break; + default: + qWarning("not handled! Non client area mouse message"); + return; + } + + Qt::KeyboardModifiers keyMods = qt_cocoaModifiers2QtModifiers([event modifierFlags]); + if (eventType == QEvent::NonClientAreaMouseButtonPress || eventType == QEvent::MouseButtonPress) { + NSInteger clickCount = [event clickCount]; + if (clickCount % 2 == 0) + eventType = (!fakeMouseEvents) ? QEvent::NonClientAreaMouseButtonDblClick + : QEvent::MouseButtonDblClick; + if (button == Qt::LeftButton && (keyMods & Qt::MetaModifier)) { + button = Qt::RightButton; + qt_leftButtonIsRightButton = true; + } + } else if (eventType == QEvent::NonClientAreaMouseButtonRelease || eventType == QEvent::MouseButtonRelease) { + if (button == Qt::LeftButton && qt_leftButtonIsRightButton) { + button = Qt::RightButton; + qt_leftButtonIsRightButton = false; + } + } + + Qt::MouseButtons buttons = 0; + { + UInt32 mac_buttons; + if (GetEventParameter((EventRef)[event eventRef], kEventParamMouseChord, typeUInt32, 0, + sizeof(mac_buttons), 0, &mac_buttons) == noErr) + buttons = qt_mac_get_buttons(mac_buttons); + } + + QMouseEvent qme(eventType, qlocalPoint, qglobalPoint, button, buttons, keyMods); + qt_sendSpontaneousEvent(widgetToGetEvent, &qme); + + // We don't need to set the implicit grab widget here because we won't + // reach this point if then event type is Press over a Qt widget. + // However we might need to unset it if the event is Release. + if (eventType == QEvent::MouseButtonRelease) + qt_button_down = 0; +} + +QWidget *qt_mac_getTargetForKeyEvent(QWidget *widgetThatReceivedEvent) +{ + if (QWidget *popup = QApplication::activePopupWidget()) { + QWidget *focusInPopup = popup->focusWidget(); + return focusInPopup ? focusInPopup : popup; + } + + QWidget *widgetToGetKey = qApp->focusWidget(); + if (!widgetToGetKey) + widgetToGetKey = widgetThatReceivedEvent; + + return widgetToGetKey; +} + +// This function will find the widget that should receive the +// mouse event. Because of explicit/implicit mouse grabs, popups, +// etc, this might not end up being the same as the widget under +// the mouse (which is more interresting when handling enter/leave +// events +QWidget *qt_mac_getTargetForMouseEvent( + // You can call this function without providing an event. + NSEvent *event, + QEvent::Type eventType, + QPoint &returnLocalPoint, + QPoint &returnGlobalPoint, + QWidget *nativeWidget, + QWidget **returnWidgetUnderMouse) +{ + Q_UNUSED(event); + NSPoint nsglobalpoint = event ? [[event window] convertBaseToScreen:[event locationInWindow]] : [NSEvent mouseLocation]; + returnGlobalPoint = flipPoint(nsglobalpoint).toPoint(); + QWidget *mouseGrabber = QWidget::mouseGrabber(); + bool buttonDownNotBlockedByModal = qt_button_down && !QApplicationPrivate::isBlockedByModal(qt_button_down); + QWidget *popup = QApplication::activePopupWidget(); + + // Resolve the widget under the mouse: + QWidget *widgetUnderMouse = 0; + if (popup || qt_button_down || !nativeWidget || !nativeWidget->isVisible()) { + // Using QApplication::widgetAt for finding the widget under the mouse + // is most safe, since it ignores cocoas own mouse down redirections (which + // we need to be prepared for when using nativeWidget as starting point). + // (the only exception is for QMacNativeWidget, where QApplication::widgetAt fails). + // But it is also slower (I guess), so we try to avoid it and use nativeWidget if we can: + widgetUnderMouse = QApplication::widgetAt(returnGlobalPoint); + } + + if (!widgetUnderMouse && nativeWidget) { + // Entering here should be the common case. We + // also handle the QMacNativeWidget fallback case. + QPoint p = nativeWidget->mapFromGlobal(returnGlobalPoint); + widgetUnderMouse = nativeWidget->childAt(p); + if (!widgetUnderMouse && nativeWidget->rect().contains(p)) + widgetUnderMouse = nativeWidget; + } + + if (widgetUnderMouse) { + // Check if widgetUnderMouse is blocked by a modal + // window, or the mouse if over the frame strut: + if (widgetUnderMouse == qt_button_down) { + // Small optimization to avoid an extra call to isBlockedByModal: + if (buttonDownNotBlockedByModal == false) + widgetUnderMouse = 0; + } else if (QApplicationPrivate::isBlockedByModal(widgetUnderMouse)) { + widgetUnderMouse = 0; + } + + if (widgetUnderMouse && widgetUnderMouse->isWindow()) { + // Exclude the titlebar (and frame strut) when finding widget under mouse: + QPoint p = widgetUnderMouse->mapFromGlobal(returnGlobalPoint); + if (!widgetUnderMouse->rect().contains(p)) + widgetUnderMouse = 0; + } + } + if (returnWidgetUnderMouse) + *returnWidgetUnderMouse = widgetUnderMouse; + + // Resolve the target for the mouse event. Default will be + // widgetUnderMouse, except if there is a grab (popup/mouse/button-down): + if (popup && !mouseGrabber) { + // We special case handling of popups, since they have an implicitt mouse grab. + QWidget *candidate = buttonDownNotBlockedByModal ? qt_button_down : widgetUnderMouse; + if (!popup->isAncestorOf(candidate)) { + // INVARIANT: we have a popup, but the candidate is not + // in it. But the popup will grab the mouse anyway, + // except if the user scrolls: + if (eventType == QEvent::Wheel) + return 0; + returnLocalPoint = popup->mapFromGlobal(returnGlobalPoint); + return popup; + } else if (popup == candidate) { + // INVARIANT: The candidate is the popup itself, and not a child: + returnLocalPoint = popup->mapFromGlobal(returnGlobalPoint); + return popup; + } else { + // INVARIANT: The candidate is a child inside the popup: + returnLocalPoint = candidate->mapFromGlobal(returnGlobalPoint); + return candidate; + } + } + + QWidget *target = mouseGrabber; + if (!target && buttonDownNotBlockedByModal) + target = qt_button_down; + if (!target) + target = widgetUnderMouse; + if (!target) + return 0; + + returnLocalPoint = target->mapFromGlobal(returnGlobalPoint); + return target; +} + +QPointer<QWidget> qt_last_native_mouse_receiver = 0; + +static inline void qt_mac_checkEnterLeaveForNativeWidgets(QWidget *maybeEnterWidget) +{ + // Dispatch enter/leave for the cases where QApplicationPrivate::sendMouseEvent do + // not. This will in general be the cases when alien widgets are not involved: + // 1. from a native widget to another native widget or + // 2. from a native widget to no widget + // 3. from no widget to a native or alien widget + + if (qt_button_down || QWidget::mouseGrabber()) + return; + + if ((maybeEnterWidget == qt_last_native_mouse_receiver) && qt_last_native_mouse_receiver) + return; + if (maybeEnterWidget) { + if (!qt_last_native_mouse_receiver) { + // case 3 + QApplicationPrivate::dispatchEnterLeave(maybeEnterWidget, 0); + qt_last_native_mouse_receiver = maybeEnterWidget->internalWinId() ? maybeEnterWidget : maybeEnterWidget->nativeParentWidget(); + } else if (maybeEnterWidget->internalWinId()) { + // case 1 + QApplicationPrivate::dispatchEnterLeave(maybeEnterWidget, qt_last_native_mouse_receiver); + qt_last_native_mouse_receiver = maybeEnterWidget->internalWinId() ? maybeEnterWidget : maybeEnterWidget->nativeParentWidget(); + } // else at lest one of the widgets are alien, so enter/leave will be handled in QApplicationPrivate + } else { + if (qt_last_native_mouse_receiver) { + // case 2 + QApplicationPrivate::dispatchEnterLeave(0, qt_last_native_mouse_receiver); + qt_last_mouse_receiver = 0; + qt_last_native_mouse_receiver = 0; + } + } +} + +bool qt_mac_handleMouseEvent(NSEvent *event, QEvent::Type eventType, Qt::MouseButton button, QWidget *nativeWidget) +{ + // Give the Input Manager a chance to process the mouse events. + NSInputManager *currentIManager = [NSInputManager currentInputManager]; + if (currentIManager && [currentIManager wantsToHandleMouseEvents]) { + [currentIManager handleMouseEvent:event]; + } + + // Find the widget that should receive the event, and the widget under the mouse. Those + // can differ if an implicit or explicit mouse grab is active: + QWidget *widgetUnderMouse = 0; + QPoint localPoint, globalPoint; + QWidget *widgetToGetMouse = qt_mac_getTargetForMouseEvent(event, eventType, localPoint, globalPoint, nativeWidget, &widgetUnderMouse); + if (!widgetToGetMouse) + return false; + + // From here on, we let nativeWidget actually be the native widget under widgetUnderMouse. The reason + // for this, is that qt_mac_getTargetForMouseEvent will set cocoa's mouse event redirection aside when + // determining which widget is under the mouse (in other words, it will usually ignore nativeWidget). + // nativeWidget will be used in QApplicationPrivate::sendMouseEvent to correctly dispatch enter/leave events. + if (widgetUnderMouse) + nativeWidget = widgetUnderMouse->internalWinId() ? widgetUnderMouse : widgetUnderMouse->nativeParentWidget(); + if (!nativeWidget) + return false; + NSView *view = qt_mac_effectiveview_for(nativeWidget); + + // Handle tablet events (if any) first. + if (qt_mac_handleTabletEvent(view, event)) { + // Tablet event was handled. In Qt we aren't supposed to send the mouse event. + return true; + } + + EventRef carbonEvent = static_cast<EventRef>(const_cast<void *>([event eventRef])); + if (qt_mac_sendMacEventToWidget(widgetToGetMouse, carbonEvent)) + return true; + + // Keep previousButton to make sure we don't send double click + // events when the user double clicks using two different buttons: + static Qt::MouseButton previousButton = Qt::NoButton; + + Qt::KeyboardModifiers keyMods = qt_cocoaModifiers2QtModifiers([event modifierFlags]); + NSInteger clickCount = [event clickCount]; + Qt::MouseButtons buttons = 0; + { + UInt32 mac_buttons; + if (GetEventParameter(carbonEvent, kEventParamMouseChord, typeUInt32, 0, + sizeof(mac_buttons), 0, &mac_buttons) == noErr) + buttons = qt_mac_get_buttons(mac_buttons); + } + + // Send enter/leave events for the cases when QApplicationPrivate::sendMouseEvent do not: + qt_mac_checkEnterLeaveForNativeWidgets(widgetUnderMouse); + + switch (eventType) { + default: + qWarning("not handled! %d", eventType); + break; + case QEvent::MouseMove: + if (button == Qt::LeftButton && qt_leftButtonIsRightButton) + button = Qt::RightButton; + break; + case QEvent::MouseButtonPress: + qt_button_down = widgetUnderMouse; + if (clickCount % 2 == 0 && (previousButton == Qt::NoButton || previousButton == button)) + eventType = QEvent::MouseButtonDblClick; + if (button == Qt::LeftButton && (keyMods & Qt::MetaModifier)) { + button = Qt::RightButton; + qt_leftButtonIsRightButton = true; + } + break; + case QEvent::MouseButtonRelease: + if (button == Qt::LeftButton && qt_leftButtonIsRightButton) { + button = Qt::RightButton; + qt_leftButtonIsRightButton = false; + } + qt_button_down = 0; + break; + } + + qt_mac_updateCursorWithWidgetUnderMouse(widgetUnderMouse); + + DnDParams *dndParams = currentDnDParameters(); + dndParams->view = view; + dndParams->theEvent = event; + dndParams->globalPoint = globalPoint; + + // Send the mouse event: + QMouseEvent qme(eventType, localPoint, globalPoint, button, buttons, keyMods); + QApplicationPrivate::sendMouseEvent( + widgetToGetMouse, &qme, widgetUnderMouse, nativeWidget, + &qt_button_down, qt_last_mouse_receiver, true); + + if (eventType == QEvent::MouseButtonPress && button == Qt::RightButton) { + QContextMenuEvent qcme(QContextMenuEvent::Mouse, localPoint, globalPoint, keyMods); + qt_sendSpontaneousEvent(widgetToGetMouse, &qcme); + } + + if (eventType == QEvent::MouseButtonRelease) { + // A mouse button was released, which means that the implicit grab was + // released. We therefore need to re-check if should send (delayed) enter leave events: + // qt_button_down has now become NULL since the call at the top of the function. Also, since + // the relase might have closed a window, we dont give the nativeWidget hint + qt_mac_getTargetForMouseEvent(0, QEvent::None, localPoint, globalPoint, nativeWidget, &widgetUnderMouse); + qt_mac_checkEnterLeaveForNativeWidgets(widgetUnderMouse); + } + + previousButton = button; + return true; +} +#endif + +bool qt_mac_handleTabletEvent(void * /*QCocoaView * */view, void * /*NSEvent * */tabletEvent) +{ +#ifndef QT_MAC_USE_COCOA + Q_UNUSED(view); + Q_UNUSED(tabletEvent); + return false; +#else + QT_MANGLE_NAMESPACE(QCocoaView) *theView = static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(view); + NSView *theNSView = static_cast<NSView *>(view); + NSEvent *theTabletEvent = static_cast<NSEvent *>(tabletEvent); + + NSEventType eventType = [theTabletEvent type]; + if (eventType != NSTabletPoint && [theTabletEvent subtype] != NSTabletPointEventSubtype) + return false; // Not a tablet event. + + NSPoint windowPoint = [theTabletEvent locationInWindow]; + NSPoint globalPoint = [[theTabletEvent window] convertBaseToScreen:windowPoint]; + + QWidget *qwidget = [theView qt_qwidget]; + QWidget *widgetToGetMouse = qwidget; + QWidget *popup = qAppInstance()->activePopupWidget(); + if (popup && popup != qwidget->window()) + widgetToGetMouse = popup; + + if (qt_mac_sendMacEventToWidget(widgetToGetMouse, + static_cast<EventRef>(const_cast<void *>([theTabletEvent eventRef])))) + return true; + if (widgetToGetMouse != qwidget) { + theNSView = qt_mac_nativeview_for(widgetToGetMouse); + windowPoint = [[theNSView window] convertScreenToBase:globalPoint]; + } + NSPoint localPoint = [theNSView convertPoint:windowPoint fromView:nil]; + // Tablet events do not handle WA_TransparentForMouseEvents ATM + // In theory, people who set the WA_TransparentForMouseEvents attribute won't handle + // tablet events either in which case they will fall into the mouse event case and get + // them passed on. This will NOT handle the raw events, but that might not be a big problem. + + const QMacTabletHash *tabletHash = qt_mac_tablet_hash(); + if (!tabletHash->contains([theTabletEvent deviceID])) { + qWarning("QCocoaView handleTabletEvent: This tablet device is unknown" + " (received no proximity event for it). Discarding event."); + return false; + } + const QTabletDeviceData &deviceData = tabletHash->value([theTabletEvent deviceID]); + + + QEvent::Type qType; + switch (eventType) { + case NSLeftMouseDown: + case NSRightMouseDown: + qType = QEvent::TabletPress; + break; + case NSLeftMouseUp: + case NSRightMouseUp: + qType = QEvent::TabletRelease; + break; + case NSMouseMoved: + case NSTabletPoint: + case NSLeftMouseDragged: + case NSRightMouseDragged: + default: + qType = QEvent::TabletMove; + break; + } + + qreal pressure; + if (eventType != NSMouseMoved) { + pressure = [theTabletEvent pressure]; + } else { + pressure = 0.0; + } + + NSPoint tilt = [theTabletEvent tilt]; + int xTilt = qRound(tilt.x * 60.0); + int yTilt = qRound(tilt.y * -60.0); + qreal tangentialPressure = 0; + qreal rotation = 0; + int z = 0; + if (deviceData.capabilityMask & 0x0200) + z = [theTabletEvent absoluteZ]; + + if (deviceData.capabilityMask & 0x0800) + tangentialPressure = [theTabletEvent tangentialPressure]; + + rotation = [theTabletEvent rotation]; + QPointF hiRes = flipPoint(globalPoint); + QTabletEvent qtabletEvent(qType, QPoint(localPoint.x, localPoint.y), + hiRes.toPoint(), hiRes, + deviceData.tabletDeviceType, deviceData.tabletPointerType, + pressure, xTilt, yTilt, tangentialPressure, rotation, z, + qt_cocoaModifiers2QtModifiers([theTabletEvent modifierFlags]), + deviceData.tabletUniqueID); + + qt_sendSpontaneousEvent(widgetToGetMouse, &qtabletEvent); + return qtabletEvent.isAccepted(); +#endif +} + +void qt_mac_updateContentBorderMetricts(void * /*OSWindowRef */window, const ::HIContentBorderMetrics &metrics) +{ + OSWindowRef theWindow = static_cast<OSWindowRef>(window); +#if !defined(QT_MAC_USE_COCOA) +# if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 + if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_5) { + ::HIWindowSetContentBorderThickness(theWindow, &metrics); + } +# else + Q_UNUSED(window); + Q_UNUSED(metrics); +# endif +#else + if ([theWindow styleMask] & NSTexturedBackgroundWindowMask) + [theWindow setContentBorderThickness:metrics.top forEdge:NSMaxYEdge]; + [theWindow setContentBorderThickness:metrics.bottom forEdge:NSMinYEdge]; +#endif +} + +#if QT_MAC_USE_COCOA +void qt_mac_replaceDrawRect(void * /*OSWindowRef */window, QWidgetPrivate *widget) +{ + QMacCocoaAutoReleasePool pool; + OSWindowRef theWindow = static_cast<OSWindowRef>(window); + if(!theWindow) + return; + id theClass = [[[theWindow contentView] superview] class]; + // What we do here is basically to add a new selector to NSThemeFrame called + // "drawRectOriginal:" which will contain the original implementation of + // "drawRect:". After that we get the new implementation from QCocoaWindow + // and exchange them. The new implementation is called drawRectSpecial. + // We cannot just add the method because it might have been added before and since + // we cannot remove a method once it has been added we need to ask QCocoaWindow if + // we did the swap or not. + if(!widget->drawRectOriginalAdded) { + Method m2 = class_getInstanceMethod(theClass, @selector(drawRect:)); + if(!m2) { + // This case is pretty extreme, no drawRect means no drawing! + return; + } + class_addMethod(theClass, @selector(drawRectOriginal:), method_getImplementation(m2), method_getTypeEncoding(m2)); + widget->drawRectOriginalAdded = true; + } + if(widget->originalDrawMethod) { + Method m0 = class_getInstanceMethod([theWindow class], @selector(drawRectSpecial:)); + if(!m0) { + // Ok, this means the methods were never swapped. Just ignore + return; + } + Method m1 = class_getInstanceMethod(theClass, @selector(drawRect:)); + if(!m1) { + // Ok, this means the methods were never swapped. Just ignore + return; + } + // We have the original method here. Proceed and swap the methods. + method_exchangeImplementations(m1, m0); + widget->originalDrawMethod = false; + [theWindow display]; + } +} + +void qt_mac_replaceDrawRectOriginal(void * /*OSWindowRef */window, QWidgetPrivate *widget) +{ + QMacCocoaAutoReleasePool pool; + OSWindowRef theWindow = static_cast<OSWindowRef>(window); + id theClass = [[[theWindow contentView] superview] class]; + // Now we need to revert the methods to their original state. + // We cannot remove the method, so we just keep track of it in QCocoaWindow. + Method m0 = class_getInstanceMethod([theWindow class], @selector(drawRectSpecial:)); + if(!m0) { + // Ok, this means the methods were never swapped. Just ignore + return; + } + Method m1 = class_getInstanceMethod(theClass, @selector(drawRect:)); + if(!m1) { + // Ok, this means the methods were never swapped. Just ignore + return; + } + method_exchangeImplementations(m1, m0); + widget->originalDrawMethod = true; + [theWindow display]; +} +#endif // QT_MAC_USE_COCOA + +#if QT_MAC_USE_COCOA +void qt_mac_showBaseLineSeparator(void * /*OSWindowRef */window, bool show) +{ + if(!window) + return; + QMacCocoaAutoReleasePool pool; + OSWindowRef theWindow = static_cast<OSWindowRef>(window); + NSToolbar *macToolbar = [theWindow toolbar]; + [macToolbar setShowsBaselineSeparator:show]; +} +#endif // QT_MAC_USE_COCOA + +QStringList qt_mac_NSArrayToQStringList(void *nsarray) +{ + QStringList result; + NSArray *array = static_cast<NSArray *>(nsarray); + for (NSUInteger i=0; i<[array count]; ++i) + result << qt_mac_NSStringToQString([array objectAtIndex:i]); + return result; +} + +void *qt_mac_QStringListToNSMutableArrayVoid(const QStringList &list) +{ + NSMutableArray *result = [NSMutableArray arrayWithCapacity:list.size()]; + for (int i=0; i<list.size(); ++i){ + [result addObject:reinterpret_cast<const NSString *>(QCFString::toCFStringRef(list[i]))]; + } + return result; +} + +#if QT_MAC_USE_COCOA +void qt_syncCocoaTitleBarButtons(OSWindowRef window, QWidget *widgetForWindow) +{ + if (!widgetForWindow) + return; + + Qt::WindowFlags flags = widgetForWindow->windowFlags(); + bool customize = flags & Qt::CustomizeWindowHint; + + NSButton *btn = [window standardWindowButton:NSWindowZoomButton]; + // BOOL is not an int, so the bitwise AND doesn't work. + bool go = uint(customize && !(flags & Qt::WindowMaximizeButtonHint)) == 0; + [btn setEnabled:go]; + + btn = [window standardWindowButton:NSWindowMiniaturizeButton]; + go = uint(customize && !(flags & Qt::WindowMinimizeButtonHint)) == 0; + [btn setEnabled:go]; + + btn = [window standardWindowButton:NSWindowCloseButton]; + go = uint(customize && !(flags & Qt::WindowSystemMenuHint + || flags & Qt::WindowCloseButtonHint)) == 0; + [btn setEnabled:go]; + + [window setShowsToolbarButton:uint(flags & Qt::MacWindowToolBarButtonHint) != 0]; +} +#endif // QT_MAC_USE_COCOA + +// Carbon: Make sure you call QDEndContext on the context when done with it. +CGContextRef qt_mac_graphicsContextFor(QWidget *widget) +{ + if (!widget) + return 0; + +#ifndef QT_MAC_USE_COCOA + CGContextRef context; + CGrafPtr port = GetWindowPort(qt_mac_window_for(widget)); + QDBeginCGContext(port, &context); +#else + CGContextRef context = (CGContextRef)[[NSGraphicsContext graphicsContextWithWindow:qt_mac_window_for(widget)] graphicsPort]; +#endif + return context; +} + +void qt_mac_dispatchPendingUpdateRequests(QWidget *widget) +{ + if (!widget) + return; +#ifndef QT_MAC_USE_COCOA + HIViewRender(qt_mac_nativeview_for(widget)); +#else + [qt_mac_nativeview_for(widget) displayIfNeeded]; +#endif +} + +CGFloat qt_mac_get_scalefactor() +{ +#ifndef QT_MAC_USE_COCOA + return HIGetScaleFactor(); +#else + return [[NSScreen mainScreen] userSpaceScaleFactor]; +#endif +} + +QString qt_mac_get_pasteboardString(OSPasteboardRef paste) +{ + QMacCocoaAutoReleasePool pool; + NSPasteboard *pb = nil; + CFStringRef pbname; + if (PasteboardCopyName(paste, &pbname) == noErr) { + pb = [NSPasteboard pasteboardWithName:const_cast<NSString *>(reinterpret_cast<const NSString *>(pbname))]; + CFRelease(pbname); + } else { + pb = [NSPasteboard generalPasteboard]; + } + if (pb) { + NSString *text = [pb stringForType:NSStringPboardType]; + if (text) + return qt_mac_NSStringToQString(text); + } + return QString(); +} + +QPixmap qt_mac_convert_iconref(const IconRef icon, int width, int height) +{ + QPixmap ret(width, height); + ret.fill(QColor(0, 0, 0, 0)); + + CGRect rect = CGRectMake(0, 0, width, height); + + CGContextRef ctx = qt_mac_cg_context(&ret); + CGAffineTransform old_xform = CGContextGetCTM(ctx); + CGContextConcatCTM(ctx, CGAffineTransformInvert(old_xform)); + CGContextConcatCTM(ctx, CGAffineTransformIdentity); + + ::RGBColor b; + b.blue = b.green = b.red = 255*255; + PlotIconRefInContext(ctx, &rect, kAlignNone, kTransformNone, &b, kPlotIconRefNormalFlags, icon); + CGContextRelease(ctx); + return ret; +} + +void qt_mac_constructQIconFromIconRef(const IconRef icon, const IconRef overlayIcon, QIcon *retIcon, QStyle::StandardPixmap standardIcon) +{ + int size = 16; + while (size <= 128) { + + const QString cacheKey = QLatin1String("qt_mac_constructQIconFromIconRef") + QString::number(standardIcon) + QString::number(size); + QPixmap mainIcon; + if (standardIcon >= QStyle::SP_CustomBase) { + mainIcon = qt_mac_convert_iconref(icon, size, size); + } else if (QPixmapCache::find(cacheKey, mainIcon) == false) { + mainIcon = qt_mac_convert_iconref(icon, size, size); + QPixmapCache::insert(cacheKey, mainIcon); + } + + if (overlayIcon) { + int littleSize = size / 2; + QPixmap overlayPix = qt_mac_convert_iconref(overlayIcon, littleSize, littleSize); + QPainter painter(&mainIcon); + painter.drawPixmap(size - littleSize, size - littleSize, overlayPix); + } + + retIcon->addPixmap(mainIcon); + size += size; // 16 -> 32 -> 64 -> 128 + } +} + +#ifdef QT_MAC_USE_COCOA +void qt_mac_menu_collapseSeparators(void */*NSMenu **/ theMenu, bool collapse) +{ + QMacCocoaAutoReleasePool pool; + OSMenuRef menu = static_cast<OSMenuRef>(theMenu); + if (collapse) { + bool previousIsSeparator = true; // setting to true kills all the separators placed at the top. + NSMenuItem *previousItem = nil; + + NSArray *itemArray = [menu itemArray]; + for (unsigned int i = 0; i < [itemArray count]; ++i) { + NSMenuItem *item = reinterpret_cast<NSMenuItem *>([itemArray objectAtIndex:i]); + if ([item isSeparatorItem]) { + [item setHidden:previousIsSeparator]; + } + + if (![item isHidden]) { + previousItem = item; + previousIsSeparator = ([previousItem isSeparatorItem]); + } + } + + // We now need to check the final item since we don't want any separators at the end of the list. + if (previousItem && previousIsSeparator) + [previousItem setHidden:YES]; + } else { + NSArray *itemArray = [menu itemArray]; + for (unsigned int i = 0; i < [itemArray count]; ++i) { + NSMenuItem *item = reinterpret_cast<NSMenuItem *>([itemArray objectAtIndex:i]); + if (QAction *action = reinterpret_cast<QAction *>([item tag])) + [item setHidden:!action->isVisible()]; + } + } +} + +class CocoaPostMessageAfterEventLoopExitHelp : public QObject +{ + id target; + SEL selector; + int argCount; + id arg1; + id arg2; +public: + CocoaPostMessageAfterEventLoopExitHelp(id target, SEL selector, int argCount, id arg1, id arg2) + : target(target), selector(selector), argCount(argCount), arg1(arg1), arg2(arg2){ + deleteLater(); + } + + ~CocoaPostMessageAfterEventLoopExitHelp() + { + qt_cocoaPostMessage(target, selector, argCount, arg1, arg2); + } +}; + +void qt_cocoaPostMessage(id target, SEL selector, int argCount, id arg1, id arg2) +{ + // WARNING: data1 and data2 is truncated to from 64-bit to 32-bit on OS 10.5! + // That is why we need to split the address in two parts: + QCocoaPostMessageArgs *args = new QCocoaPostMessageArgs(target, selector, argCount, arg1, arg2); + quint32 lower = quintptr(args); + quint32 upper = quintptr(args) >> 32; + NSEvent *e = [NSEvent otherEventWithType:NSApplicationDefined + location:NSZeroPoint modifierFlags:0 timestamp:0 windowNumber:0 + context:nil subtype:QtCocoaEventSubTypePostMessage data1:lower data2:upper]; + [NSApp postEvent:e atStart:NO]; +} + +void qt_cocoaPostMessageAfterEventLoopExit(id target, SEL selector, int argCount, id arg1, id arg2) +{ + if (QApplicationPrivate::instance()->threadData->eventLoops.size() <= 1) + qt_cocoaPostMessage(target, selector, argCount, arg1, arg2); + else + new CocoaPostMessageAfterEventLoopExitHelp(target, selector, argCount, arg1, arg2); +} + +#endif + +QMacCocoaAutoReleasePool::QMacCocoaAutoReleasePool() +{ +#ifndef QT_MAC_USE_COCOA + NSApplicationLoad(); +#endif + pool = (void*)[[NSAutoreleasePool alloc] init]; +} + +QMacCocoaAutoReleasePool::~QMacCocoaAutoReleasePool() +{ + [(NSAutoreleasePool*)pool release]; +} + +void qt_mac_post_retranslateAppMenu() +{ +#ifdef QT_MAC_USE_COCOA + QMacCocoaAutoReleasePool pool; + qt_cocoaPostMessage([NSApp QT_MANGLE_NAMESPACE(qt_qcocoamenuLoader)], @selector(qtTranslateApplicationMenu)); +#endif +} + +QWidgetPrivate *QMacScrollOptimization::_target = 0; +bool QMacScrollOptimization::_inWheelEvent = false; +int QMacScrollOptimization::_dx = 0; +int QMacScrollOptimization::_dy = 0; +QRect QMacScrollOptimization::_scrollRect = QRect(0, 0, -1, -1); + +#ifdef QT_MAC_USE_COCOA +// This method implements the magic for the drawRectSpecial method. +// We draw a line at the upper edge of the content view in order to +// override the title baseline. +void macDrawRectOnTop(void * /*OSWindowRef */window) +{ + OSWindowRef theWindow = static_cast<OSWindowRef>(window); + NSView *contentView = [theWindow contentView]; + if(!contentView) + return; + // Get coordinates of the content view + NSRect contentRect = [contentView frame]; + // Draw a line on top of the already drawn line. + // We need to check if we are active or not to use the proper color. + if([theWindow isKeyWindow] || [theWindow isMainWindow]) { + [[NSColor colorWithCalibratedRed:1.0 green:1.0 blue:1.0 alpha:1.0] set]; + } else { + [[NSColor colorWithCalibratedRed:1.0 green:1.0 blue:1.0 alpha:1.0] set]; + } + NSPoint origin = NSMakePoint(0, contentRect.size.height); + NSPoint end = NSMakePoint(contentRect.size.width, contentRect.size.height); + [NSBezierPath strokeLineFromPoint:origin toPoint:end]; +} + +// This method will (or at least should) get called only once. +// Its mission is to find out if we are active or not. If we are active +// we assume that we were launched via finder, otherwise we assume +// we were called from the command line. The distinction is important, +// since in the first case we don't need to trigger a paintEvent, while +// in the second case we do. +void macSyncDrawingOnFirstInvocation(void * /*OSWindowRef */window) +{ + OSWindowRef theWindow = static_cast<OSWindowRef>(window); + NSApplication *application = [NSApplication sharedApplication]; + NSToolbar *toolbar = [theWindow toolbar]; + if([application isActive]) { + // Launched from finder + [toolbar setShowsBaselineSeparator:NO]; + } else { + // Launched from commandline + [toolbar setVisible:false]; + [toolbar setShowsBaselineSeparator:NO]; + [toolbar setVisible:true]; + [theWindow display]; + } +} + +void qt_cocoaStackChildWindowOnTopOfOtherChildren(QWidget *childWidget) +{ + if (!childWidget) + return; + + QWidget *parent = childWidget->parentWidget(); + if (childWidget->isWindow() && parent) { + if ([[qt_mac_window_for(parent) childWindows] containsObject:qt_mac_window_for(childWidget)]) { + QWidgetPrivate *d = qt_widget_private(childWidget); + d->setSubWindowStacking(false); + d->setSubWindowStacking(true); + } + } +} + +void qt_mac_display(QWidget *widget) +{ + NSView *theNSView = qt_mac_nativeview_for(widget); + [theNSView display]; +} + +void qt_mac_setNeedsDisplay(QWidget *widget) +{ + NSView *theNSView = qt_mac_nativeview_for(widget); + [theNSView setNeedsDisplay:YES]; +} + +void qt_mac_setNeedsDisplayInRect(QWidget *widget, QRegion region) +{ + NSView *theNSView = qt_mac_nativeview_for(widget); + if (region.isEmpty()) { + [theNSView setNeedsDisplay:YES]; + return; + } + + QVector<QRect> rects = region.rects(); + for (int i = 0; i < rects.count(); ++i) { + const QRect &rect = rects.at(i); + NSRect nsrect = NSMakeRect(rect.x(), rect.y(), rect.width(), rect.height()); + [theNSView setNeedsDisplayInRect:nsrect]; + } + +} + +#endif // QT_MAC_USE_COCOA + +QT_END_NAMESPACE |