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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
/****************************************************************************
**
** 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
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** 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];
QPointF globalPointF = flipPoint(nsglobalpoint);
// Always truncate to convert to integer, same as Cocoa does for clicks
returnGlobalPoint = QPoint(globalPointF.x(), globalPointF.y());
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, bool fakeEvent)
{
// 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);
if (fakeEvent && buttons == 0)
buttons = qt_mac_get_buttons(QApplication::mouseButtons());
}
// 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
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