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/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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/****************************************************************************
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**
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** Copyright (c) 2007-2008, Apple, Inc.
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**
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are met:
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**
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** * Redistributions of source code must retain the above copyright notice,
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** this list of conditions and the following disclaimer.
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**
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** * Redistributions in binary form must reproduce the above copyright notice,
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** this list of conditions and the following disclaimer in the documentation
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** and/or other materials provided with the distribution.
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**
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** * Neither the name of Apple, Inc. nor the names of its contributors
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** may be used to endorse or promote products derived from this software
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** without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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** PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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** LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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** NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**
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****************************************************************************/
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#include "qplatformdefs.h"
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#include "private/qt_mac_p.h"
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#include "qeventdispatcher_mac_p.h"
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#include "qapplication.h"
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#include "qevent.h"
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#include "qdialog.h"
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#include "qhash.h"
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#include "qsocketnotifier.h"
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#include "private/qwidget_p.h"
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#include "private/qthread_p.h"
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#include "private/qapplication_p.h"
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#include <private/qcocoaapplication_mac_p.h>
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#include "private/qt_cocoa_helpers_mac_p.h"
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#ifndef QT_NO_THREAD
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# include "qmutex.h"
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QT_BEGIN_NAMESPACE
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QT_USE_NAMESPACE
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#endif
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/*****************************************************************************
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Externals
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*****************************************************************************/
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extern void qt_event_request_timer(MacTimerInfo *); //qapplication_mac.cpp
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extern MacTimerInfo *qt_event_get_timer(EventRef); //qapplication_mac.cpp
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extern void qt_event_request_select(QEventDispatcherMac *); //qapplication_mac.cpp
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extern void qt_event_request_updates(); //qapplication_mac.cpp
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extern OSWindowRef qt_mac_window_for(const QWidget *); //qwidget_mac.cpp
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extern bool qt_is_gui_used; //qapplication.cpp
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extern bool qt_sendSpontaneousEvent(QObject*, QEvent*); // qapplication.cpp
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extern bool qt_mac_is_macsheet(const QWidget *); //qwidget_mac.cpp
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static inline CFRunLoopRef mainRunLoop()
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{
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#ifndef QT_MAC_USE_COCOA
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return reinterpret_cast<CFRunLoopRef>(const_cast<void *>(GetCFRunLoopFromEventLoop(GetMainEventLoop())));
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#else
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return CFRunLoopGetMain();
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#endif
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}
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/*****************************************************************************
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Timers stuff
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*****************************************************************************/
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/* timer call back */
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void QEventDispatcherMacPrivate::activateTimer(CFRunLoopTimerRef, void *info)
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{
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int timerID =
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#ifdef Q_OS_MAC64
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qint64(info);
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#else
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int(info);
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#endif
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MacTimerInfo *tmr;
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tmr = macTimerHash.value(timerID);
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if (tmr == 0 || tmr->pending == true)
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return; // Can't send another timer event if it's pending.
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if (blockSendPostedEvents) {
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QCoreApplication::postEvent(tmr->obj, new QTimerEvent(tmr->id));
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} else {
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tmr->pending = true;
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QTimerEvent e(tmr->id);
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qt_sendSpontaneousEvent(tmr->obj, &e);
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// Get the value again in case the timer gets unregistered during the sendEvent.
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tmr = macTimerHash.value(timerID);
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if (tmr != 0)
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tmr->pending = false;
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}
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}
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void QEventDispatcherMac::registerTimer(int timerId, int interval, QObject *obj)
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{
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#ifndef QT_NO_DEBUG
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if (timerId < 1 || interval < 0 || !obj) {
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qWarning("QEventDispatcherMac::registerTimer: invalid arguments");
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return;
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} else if (obj->thread() != thread() || thread() != QThread::currentThread()) {
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qWarning("QObject::startTimer: timers cannot be started from another thread");
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return;
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}
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#endif
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MacTimerInfo *t = new MacTimerInfo();
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t->id = timerId;
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t->interval = interval;
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t->obj = obj;
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t->runLoopTimer = 0;
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t->pending = false;
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CFAbsoluteTime fireDate = CFAbsoluteTimeGetCurrent();
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CFTimeInterval cfinterval = qMax(CFTimeInterval(interval) / 1000, 0.0000001);
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fireDate += cfinterval;
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QEventDispatcherMacPrivate::macTimerHash.insert(timerId, t);
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CFRunLoopTimerContext info = { 0, (void *)timerId, 0, 0, 0 };
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t->runLoopTimer = CFRunLoopTimerCreate(0, fireDate, cfinterval, 0, 0,
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QEventDispatcherMacPrivate::activateTimer, &info);
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if (t->runLoopTimer == 0) {
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qFatal("QEventDispatcherMac::registerTimer: Cannot create timer");
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}
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CFRunLoopAddTimer(mainRunLoop(), t->runLoopTimer, kCFRunLoopCommonModes);
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}
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bool QEventDispatcherMac::unregisterTimer(int identifier)
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{
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#ifndef QT_NO_DEBUG
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if (identifier < 1) {
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qWarning("QEventDispatcherMac::unregisterTimer: invalid argument");
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return false;
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} else if (thread() != QThread::currentThread()) {
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qWarning("QObject::killTimer: timers cannot be stopped from another thread");
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return false;
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}
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#endif
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if (identifier <= 0)
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return false; // not init'd or invalid timer
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MacTimerInfo *timerInfo = QEventDispatcherMacPrivate::macTimerHash.take(identifier);
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if (timerInfo == 0)
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return false;
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if (!QObjectPrivate::get(timerInfo->obj)->inThreadChangeEvent)
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QAbstractEventDispatcherPrivate::releaseTimerId(identifier);
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CFRunLoopTimerInvalidate(timerInfo->runLoopTimer);
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CFRelease(timerInfo->runLoopTimer);
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delete timerInfo;
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return true;
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}
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bool QEventDispatcherMac::unregisterTimers(QObject *obj)
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{
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#ifndef QT_NO_DEBUG
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if (!obj) {
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qWarning("QEventDispatcherMac::unregisterTimers: invalid argument");
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return false;
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} else if (obj->thread() != thread() || thread() != QThread::currentThread()) {
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qWarning("QObject::killTimers: timers cannot be stopped from another thread");
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return false;
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}
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#endif
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MacTimerHash::iterator it = QEventDispatcherMacPrivate::macTimerHash.begin();
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while (it != QEventDispatcherMacPrivate::macTimerHash.end()) {
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MacTimerInfo *timerInfo = it.value();
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if (timerInfo->obj != obj) {
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++it;
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} else {
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if (!QObjectPrivate::get(timerInfo->obj)->inThreadChangeEvent)
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QAbstractEventDispatcherPrivate::releaseTimerId(timerInfo->id);
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CFRunLoopTimerInvalidate(timerInfo->runLoopTimer);
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CFRelease(timerInfo->runLoopTimer);
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delete timerInfo;
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it = QEventDispatcherMacPrivate::macTimerHash.erase(it);
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}
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}
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return true;
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}
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QList<QEventDispatcherMac::TimerInfo>
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QEventDispatcherMac::registeredTimers(QObject *object) const
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{
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if (!object) {
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qWarning("QEventDispatcherMac:registeredTimers: invalid argument");
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return QList<TimerInfo>();
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}
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QList<TimerInfo> list;
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MacTimerHash::const_iterator it = QEventDispatcherMacPrivate::macTimerHash.constBegin();
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while (it != QEventDispatcherMacPrivate::macTimerHash.constEnd()) {
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MacTimerInfo *t = it.value();
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if (t->obj == object)
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list << TimerInfo(t->id, t->interval);
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++it;
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}
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return list;
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}
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/**************************************************************************
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Socket Notifiers
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*************************************************************************/
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void qt_mac_socket_callback(CFSocketRef s, CFSocketCallBackType callbackType, CFDataRef,
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const void *, void *info) {
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QEventDispatcherMacPrivate *const eventDispatcher
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= static_cast<QEventDispatcherMacPrivate *>(info);
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int nativeSocket = CFSocketGetNative(s);
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MacSocketInfo *socketInfo = eventDispatcher->macSockets.value(nativeSocket);
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QEvent notifierEvent(QEvent::SockAct);
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// There is a race condition that happen where we disable the notifier and
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// the kernel still has a notification to pass on. We then get this
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// notification after we've successfully disabled the CFSocket, but our Qt
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// notifier is now gone. The upshot is we have to check the notifier
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// everytime.
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if (callbackType == kCFSocketReadCallBack) {
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if (socketInfo->readNotifier)
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QApplication::sendEvent(socketInfo->readNotifier, ¬ifierEvent);
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} else if (callbackType == kCFSocketWriteCallBack) {
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if (socketInfo->writeNotifier)
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QApplication::sendEvent(socketInfo->writeNotifier, ¬ifierEvent);
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}
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}
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/*
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Adds a loop source for the given socket to the current run loop.
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*/
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CFRunLoopSourceRef qt_mac_add_socket_to_runloop(const CFSocketRef socket)
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{
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CFRunLoopSourceRef loopSource = CFSocketCreateRunLoopSource(kCFAllocatorDefault, socket, 0);
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if (!loopSource)
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return 0;
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CFRunLoopAddSource(mainRunLoop(), loopSource, kCFRunLoopCommonModes);
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return loopSource;
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}
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/*
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Removes the loop source for the given socket from the current run loop.
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*/
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void qt_mac_remove_socket_from_runloop(const CFSocketRef socket, CFRunLoopSourceRef runloop)
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{
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Q_ASSERT(runloop);
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CFRunLoopRemoveSource(mainRunLoop(), runloop, kCFRunLoopCommonModes);
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CFSocketDisableCallBacks(socket, kCFSocketReadCallBack);
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CFSocketDisableCallBacks(socket, kCFSocketWriteCallBack);
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CFRunLoopSourceInvalidate(runloop);
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}
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/*
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Register a QSocketNotifier with the mac event system by creating a CFSocket with
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with a read/write callback.
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Qt has separate socket notifiers for reading and writing, but on the mac there is
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a limitation of one CFSocket object for each native socket.
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*/
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void QEventDispatcherMac::registerSocketNotifier(QSocketNotifier *notifier)
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{
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Q_ASSERT(notifier);
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int nativeSocket = notifier->socket();
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int type = notifier->type();
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#ifndef QT_NO_DEBUG
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if (nativeSocket < 0 || nativeSocket > FD_SETSIZE) {
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qWarning("QSocketNotifier: Internal error");
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return;
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} else if (notifier->thread() != thread()
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|| thread() != QThread::currentThread()) {
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qWarning("QSocketNotifier: socket notifiers cannot be enabled from another thread");
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return;
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}
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#endif
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Q_D(QEventDispatcherMac);
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if (type == QSocketNotifier::Exception) {
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qWarning("QSocketNotifier::Exception is not supported on Mac OS X");
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return;
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}
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// Check if we have a CFSocket for the native socket, create one if not.
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MacSocketInfo *socketInfo = d->macSockets.value(nativeSocket);
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if (!socketInfo) {
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socketInfo = new MacSocketInfo();
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// Create CFSocket, specify that we want both read and write callbacks (the callbacks
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// are enabled/disabled later on).
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const int callbackTypes = kCFSocketReadCallBack | kCFSocketWriteCallBack;
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CFSocketContext context = {0, d, 0, 0, 0};
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socketInfo->socket = CFSocketCreateWithNative(kCFAllocatorDefault, nativeSocket, callbackTypes, qt_mac_socket_callback, &context);
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if (CFSocketIsValid(socketInfo->socket) == false) {
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qWarning("QEventDispatcherMac::registerSocketNotifier: Failed to create CFSocket");
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return;
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}
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CFOptionFlags flags = CFSocketGetSocketFlags(socketInfo->socket);
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flags |= kCFSocketAutomaticallyReenableWriteCallBack; //QSocketNotifier stays enabled after a write
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flags &= ~kCFSocketCloseOnInvalidate; //QSocketNotifier doesn't close the socket upon destruction/invalidation
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CFSocketSetSocketFlags(socketInfo->socket, flags);
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// Add CFSocket to runloop.
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if(!(socketInfo->runloop = qt_mac_add_socket_to_runloop(socketInfo->socket))) {
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qWarning("QEventDispatcherMac::registerSocketNotifier: Failed to add CFSocket to runloop");
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CFSocketInvalidate(socketInfo->socket);
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CFRelease(socketInfo->socket);
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return;
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}
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// Disable both callback types by default. This must be done after
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// we add the CFSocket to the runloop, or else these calls will have
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// no effect.
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CFSocketDisableCallBacks(socketInfo->socket, kCFSocketReadCallBack);
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CFSocketDisableCallBacks(socketInfo->socket, kCFSocketWriteCallBack);
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d->macSockets.insert(nativeSocket, socketInfo);
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}
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// Increment read/write counters and select enable callbacks if necessary.
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if (type == QSocketNotifier::Read) {
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Q_ASSERT(socketInfo->readNotifier == 0);
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socketInfo->readNotifier = notifier;
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CFSocketEnableCallBacks(socketInfo->socket, kCFSocketReadCallBack);
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} else if (type == QSocketNotifier::Write) {
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Q_ASSERT(socketInfo->writeNotifier == 0);
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socketInfo->writeNotifier = notifier;
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CFSocketEnableCallBacks(socketInfo->socket, kCFSocketWriteCallBack);
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}
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}
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/*
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Unregister QSocketNotifer. The CFSocket correspoding to this notifier is
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removed from the runloop of this is the last notifier that users
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that CFSocket.
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*/
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|
396 |
void QEventDispatcherMac::unregisterSocketNotifier(QSocketNotifier *notifier)
|
|
397 |
{
|
|
398 |
Q_ASSERT(notifier);
|
|
399 |
int nativeSocket = notifier->socket();
|
|
400 |
int type = notifier->type();
|
|
401 |
#ifndef QT_NO_DEBUG
|
|
402 |
if (nativeSocket < 0 || nativeSocket > FD_SETSIZE) {
|
|
403 |
qWarning("QSocketNotifier: Internal error");
|
|
404 |
return;
|
|
405 |
} else if (notifier->thread() != thread() || thread() != QThread::currentThread()) {
|
|
406 |
qWarning("QSocketNotifier: socket notifiers cannot be disabled from another thread");
|
|
407 |
return;
|
|
408 |
}
|
|
409 |
#endif
|
|
410 |
|
|
411 |
Q_D(QEventDispatcherMac);
|
|
412 |
|
|
413 |
if (type == QSocketNotifier::Exception) {
|
|
414 |
qWarning("QSocketNotifier::Exception is not supported on Mac OS X");
|
|
415 |
return;
|
|
416 |
}
|
|
417 |
MacSocketInfo *socketInfo = d->macSockets.value(nativeSocket);
|
|
418 |
if (!socketInfo) {
|
|
419 |
qWarning("QEventDispatcherMac::unregisterSocketNotifier: Tried to unregister a not registered notifier");
|
|
420 |
return;
|
|
421 |
}
|
|
422 |
|
|
423 |
// Decrement read/write counters and disable callbacks if necessary.
|
|
424 |
if (type == QSocketNotifier::Read) {
|
|
425 |
Q_ASSERT(notifier == socketInfo->readNotifier);
|
|
426 |
socketInfo->readNotifier = 0;
|
|
427 |
CFSocketDisableCallBacks(socketInfo->socket, kCFSocketReadCallBack);
|
|
428 |
} else if (type == QSocketNotifier::Write) {
|
|
429 |
Q_ASSERT(notifier == socketInfo->writeNotifier);
|
|
430 |
socketInfo->writeNotifier = 0;
|
|
431 |
CFSocketDisableCallBacks(socketInfo->socket, kCFSocketWriteCallBack);
|
|
432 |
}
|
|
433 |
|
|
434 |
// Remove CFSocket from runloop if this was the last QSocketNotifier.
|
|
435 |
if (socketInfo->readNotifier == 0 && socketInfo->writeNotifier == 0) {
|
|
436 |
if (CFSocketIsValid(socketInfo->socket))
|
|
437 |
qt_mac_remove_socket_from_runloop(socketInfo->socket, socketInfo->runloop);
|
|
438 |
CFRunLoopSourceInvalidate(socketInfo->runloop);
|
|
439 |
CFRelease(socketInfo->runloop);
|
|
440 |
CFSocketInvalidate(socketInfo->socket);
|
|
441 |
CFRelease(socketInfo->socket);
|
|
442 |
delete socketInfo;
|
|
443 |
d->macSockets.remove(nativeSocket);
|
|
444 |
}
|
|
445 |
}
|
|
446 |
|
|
447 |
bool QEventDispatcherMac::hasPendingEvents()
|
|
448 |
{
|
|
449 |
extern uint qGlobalPostedEventsCount();
|
|
450 |
return qGlobalPostedEventsCount() || (qt_is_gui_used && GetNumEventsInQueue(GetMainEventQueue()));
|
|
451 |
}
|
|
452 |
|
|
453 |
|
|
454 |
static bool qt_mac_send_event(QEventLoop::ProcessEventsFlags, OSEventRef event, OSWindowRef pt)
|
|
455 |
{
|
|
456 |
#ifndef QT_MAC_USE_COCOA
|
|
457 |
if(pt && SendEventToWindow(event, pt) != eventNotHandledErr)
|
|
458 |
return true;
|
|
459 |
return !SendEventToEventTarget(event, GetEventDispatcherTarget());
|
|
460 |
#else // QT_MAC_USE_COCOA
|
|
461 |
if (pt)
|
|
462 |
[pt sendEvent:event];
|
|
463 |
else
|
|
464 |
[NSApp sendEvent:event];
|
|
465 |
return true;
|
|
466 |
#endif
|
|
467 |
}
|
|
468 |
|
|
469 |
#ifdef QT_MAC_USE_COCOA
|
|
470 |
static bool IsMouseOrKeyEvent( NSEvent* event )
|
|
471 |
{
|
|
472 |
bool result = false;
|
|
473 |
|
|
474 |
switch( [event type] )
|
|
475 |
{
|
|
476 |
case NSLeftMouseDown:
|
|
477 |
case NSLeftMouseUp:
|
|
478 |
case NSRightMouseDown:
|
|
479 |
case NSRightMouseUp:
|
|
480 |
case NSMouseMoved: // ??
|
|
481 |
case NSLeftMouseDragged:
|
|
482 |
case NSRightMouseDragged:
|
|
483 |
case NSMouseEntered:
|
|
484 |
case NSMouseExited:
|
|
485 |
case NSKeyDown:
|
|
486 |
case NSKeyUp:
|
|
487 |
case NSFlagsChanged: // key modifiers changed?
|
|
488 |
case NSCursorUpdate: // ??
|
|
489 |
case NSScrollWheel:
|
|
490 |
case NSTabletPoint:
|
|
491 |
case NSTabletProximity:
|
|
492 |
case NSOtherMouseDown:
|
|
493 |
case NSOtherMouseUp:
|
|
494 |
case NSOtherMouseDragged:
|
|
495 |
result = true;
|
|
496 |
break;
|
|
497 |
|
|
498 |
default:
|
|
499 |
break;
|
|
500 |
}
|
|
501 |
return result;
|
|
502 |
}
|
|
503 |
#endif
|
|
504 |
|
|
505 |
static inline void qt_mac_waitForMoreEvents()
|
|
506 |
{
|
|
507 |
#ifndef QT_MAC_USE_COCOA
|
|
508 |
while (CFRunLoopRunInMode(kCFRunLoopDefaultMode, 1.0e20, true) == kCFRunLoopRunTimedOut) ;
|
|
509 |
#else
|
|
510 |
// If no event exist in the cocoa event que, wait
|
|
511 |
// (and free up cpu time) until at least one event occur.
|
|
512 |
// This implementation is a bit on the edge, but seems to
|
|
513 |
// work fine:
|
|
514 |
NSEvent* event = [NSApp nextEventMatchingMask:NSAnyEventMask
|
|
515 |
untilDate:[NSDate distantFuture]
|
|
516 |
inMode:NSDefaultRunLoopMode
|
|
517 |
dequeue:YES];
|
|
518 |
if (event)
|
|
519 |
[NSApp postEvent:event atStart:YES];
|
|
520 |
#endif
|
|
521 |
}
|
|
522 |
|
|
523 |
#ifdef QT_MAC_USE_COCOA
|
|
524 |
static inline void qt_mac_waitForMoreModalSessionEvents()
|
|
525 |
{
|
|
526 |
// If no event exist in the cocoa event que, wait
|
|
527 |
// (and free up cpu time) until at least one event occur.
|
|
528 |
// This implementation is a bit on the edge, but seems to
|
|
529 |
// work fine:
|
|
530 |
NSEvent* event = [NSApp nextEventMatchingMask:NSAnyEventMask
|
|
531 |
untilDate:[NSDate distantFuture]
|
|
532 |
inMode:NSModalPanelRunLoopMode
|
|
533 |
dequeue:YES];
|
|
534 |
if (event)
|
|
535 |
[NSApp postEvent:event atStart:YES];
|
|
536 |
}
|
|
537 |
#endif
|
|
538 |
|
|
539 |
bool QEventDispatcherMac::processEvents(QEventLoop::ProcessEventsFlags flags)
|
|
540 |
{
|
|
541 |
Q_D(QEventDispatcherMac);
|
|
542 |
d->interrupt = false;
|
|
543 |
// In case we end up recursing while we now process events, make sure
|
|
544 |
// that we send remaining posted Qt events before this call returns:
|
|
545 |
wakeUp();
|
|
546 |
emit awake();
|
|
547 |
|
|
548 |
bool retVal = false;
|
|
549 |
forever {
|
|
550 |
if (d->interrupt)
|
|
551 |
break;
|
|
552 |
|
|
553 |
#ifdef QT_MAC_USE_COCOA
|
|
554 |
QMacCocoaAutoReleasePool pool;
|
|
555 |
NSEvent* event = 0;
|
|
556 |
|
|
557 |
// If Qt is used as a plugin, or just added into a native cocoa
|
|
558 |
// application, we should not run or stop NSApplication;
|
|
559 |
// This will be done from outside Qt.
|
|
560 |
// And if processEvents is called manually (rather than from QEventLoop), we
|
|
561 |
// cannot enter a tight loop and block the call, but instead return after one flush:
|
|
562 |
bool canExec_3rdParty = d->nsAppRunCalledByQt || ![NSApp isRunning];
|
|
563 |
bool canExec_Qt = flags & QEventLoop::DialogExec || flags & QEventLoop::EventLoopExec;
|
|
564 |
|
|
565 |
if (canExec_Qt && canExec_3rdParty) {
|
|
566 |
// We can use exec-mode, meaning that we can stay in a tight loop until
|
|
567 |
// interrupted. This is mostly an optimization, but it also allow us
|
|
568 |
// to use [NSApp run], which is the recommended way of running applications
|
|
569 |
// in cocoa. [NSApp run] should be called at least once for any cocoa app.
|
|
570 |
if (NSModalSession session = d->currentModalSession()) {
|
|
571 |
QBoolBlocker execGuard(d->currentExecIsNSAppRun, false);
|
|
572 |
while (!d->interrupt && [NSApp runModalSession:session] == NSRunContinuesResponse)
|
|
573 |
qt_mac_waitForMoreModalSessionEvents();
|
|
574 |
} else {
|
|
575 |
d->nsAppRunCalledByQt = true;
|
|
576 |
QBoolBlocker execGuard(d->currentExecIsNSAppRun, true);
|
|
577 |
[NSApp run];
|
|
578 |
}
|
|
579 |
retVal = true;
|
|
580 |
} else do {
|
|
581 |
// INVARIANT: We cannot block the thread (and run in a tight loop).
|
|
582 |
// Instead we will process all current pending events and return.
|
|
583 |
bool mustRelease = false;
|
|
584 |
|
|
585 |
if (!(flags & QEventLoop::ExcludeUserInputEvents) && !d->queuedUserInputEvents.isEmpty()) {
|
|
586 |
// Process a pending user input event
|
|
587 |
mustRelease = true;
|
|
588 |
event = static_cast<NSEvent *>(d->queuedUserInputEvents.takeFirst());
|
|
589 |
} else {
|
|
590 |
if (NSModalSession session = d->currentModalSession()) {
|
|
591 |
if (flags & QEventLoop::WaitForMoreEvents)
|
|
592 |
qt_mac_waitForMoreModalSessionEvents();
|
|
593 |
[NSApp runModalSession:session];
|
|
594 |
retVal = true;
|
|
595 |
break;
|
|
596 |
} else {
|
|
597 |
event = [NSApp nextEventMatchingMask:NSAnyEventMask
|
|
598 |
untilDate:nil
|
|
599 |
inMode:NSDefaultRunLoopMode
|
|
600 |
dequeue: YES];
|
|
601 |
|
|
602 |
if (event != nil) {
|
|
603 |
if (flags & QEventLoop::ExcludeUserInputEvents) {
|
|
604 |
if (IsMouseOrKeyEvent(event)) {
|
|
605 |
// retain event here?
|
|
606 |
[event retain];
|
|
607 |
d->queuedUserInputEvents.append(event);
|
|
608 |
continue;
|
|
609 |
}
|
|
610 |
}
|
|
611 |
}
|
|
612 |
}
|
|
613 |
}
|
|
614 |
if (event) {
|
|
615 |
if (!filterEvent(event) && qt_mac_send_event(flags, event, 0))
|
|
616 |
retVal = true;
|
|
617 |
if (mustRelease)
|
|
618 |
[event release];
|
|
619 |
}
|
|
620 |
} while(!d->interrupt && event != nil);
|
|
621 |
|
|
622 |
#else
|
|
623 |
do {
|
|
624 |
EventRef event;
|
|
625 |
if (!(flags & QEventLoop::ExcludeUserInputEvents)
|
|
626 |
&& !d->queuedUserInputEvents.isEmpty()) {
|
|
627 |
// process a pending user input event
|
|
628 |
event = static_cast<EventRef>(d->queuedUserInputEvents.takeFirst());
|
|
629 |
} else {
|
|
630 |
OSStatus err = ReceiveNextEvent(0,0, kEventDurationNoWait, true, &event);
|
|
631 |
if(err != noErr)
|
|
632 |
continue;
|
|
633 |
// else
|
|
634 |
if (flags & QEventLoop::ExcludeUserInputEvents) {
|
|
635 |
UInt32 ekind = GetEventKind(event),
|
|
636 |
eclass = GetEventClass(event);
|
|
637 |
switch(eclass) {
|
|
638 |
case kEventClassQt:
|
|
639 |
if(ekind != kEventQtRequestContext)
|
|
640 |
break;
|
|
641 |
// fall through
|
|
642 |
case kEventClassMouse:
|
|
643 |
case kEventClassKeyboard:
|
|
644 |
d->queuedUserInputEvents.append(event);
|
|
645 |
continue;
|
|
646 |
}
|
|
647 |
}
|
|
648 |
}
|
|
649 |
|
|
650 |
if (!filterEvent(&event) && qt_mac_send_event(flags, event, 0))
|
|
651 |
retVal = true;
|
|
652 |
ReleaseEvent(event);
|
|
653 |
} while(!d->interrupt && GetNumEventsInQueue(GetMainEventQueue()) > 0);
|
|
654 |
|
|
655 |
#endif
|
|
656 |
|
|
657 |
bool canWait = (d->threadData->canWait
|
|
658 |
&& !retVal
|
|
659 |
&& !d->interrupt
|
|
660 |
&& (flags & QEventLoop::WaitForMoreEvents));
|
|
661 |
if (canWait) {
|
|
662 |
// INVARIANT: We haven't processed any events yet. And we're told
|
|
663 |
// to stay inside this function until at least one event is processed.
|
|
664 |
qt_mac_waitForMoreEvents();
|
|
665 |
flags &= ~QEventLoop::WaitForMoreEvents;
|
|
666 |
} else {
|
|
667 |
// Done with event processing for now.
|
|
668 |
// Leave the function:
|
|
669 |
break;
|
|
670 |
}
|
|
671 |
}
|
|
672 |
|
|
673 |
#ifdef QT_MAC_USE_COCOA
|
|
674 |
// In case we _now_ process events using [NSApp run], we need to stop it to
|
|
675 |
// ensure that:
|
|
676 |
// 1. the QEventLoop that called us is still executing, or
|
|
677 |
// 2. we have a modal session that needs to be spun instead.
|
|
678 |
// In case this is a plain call to processEvents (perhaps from a loop)
|
|
679 |
// from the application (rather than from a QEventLoop), we delay the
|
|
680 |
// interrupting until we/ actually enter a lower loop level (hence the
|
|
681 |
// deffered delete of the object below):
|
|
682 |
QtMacInterruptDispatcherHelp::interruptLater();
|
|
683 |
#endif
|
|
684 |
|
|
685 |
if (d->interrupt) {
|
|
686 |
// We should continue to leave all recursion to processEvents until
|
|
687 |
// processEvents is called again (e.g. from a QEventLoop that
|
|
688 |
// was not yet told to quit:
|
|
689 |
interrupt();
|
|
690 |
}
|
|
691 |
|
|
692 |
return retVal;
|
|
693 |
}
|
|
694 |
|
|
695 |
void QEventDispatcherMac::wakeUp()
|
|
696 |
{
|
|
697 |
Q_D(QEventDispatcherMac);
|
|
698 |
d->serialNumber.ref();
|
|
699 |
CFRunLoopSourceSignal(d->postedEventsSource);
|
|
700 |
CFRunLoopWakeUp(mainRunLoop());
|
|
701 |
}
|
|
702 |
|
|
703 |
void QEventDispatcherMac::flush()
|
|
704 |
{
|
|
705 |
if(qApp) {
|
|
706 |
QWidgetList tlws = QApplication::topLevelWidgets();
|
|
707 |
for(int i = 0; i < tlws.size(); i++) {
|
|
708 |
QWidget *tlw = tlws.at(i);
|
|
709 |
if(tlw->isVisible())
|
|
710 |
macWindowFlush(qt_mac_window_for(tlw));
|
|
711 |
}
|
|
712 |
}
|
|
713 |
}
|
|
714 |
|
|
715 |
/*****************************************************************************
|
|
716 |
QEventDispatcherMac Implementation
|
|
717 |
*****************************************************************************/
|
|
718 |
MacTimerHash QEventDispatcherMacPrivate::macTimerHash;
|
|
719 |
bool QEventDispatcherMacPrivate::blockSendPostedEvents = false;
|
|
720 |
|
|
721 |
#ifdef QT_MAC_USE_COCOA
|
|
722 |
QStack<QCocoaModalSessionInfo> QEventDispatcherMacPrivate::cocoaModalSessionStack;
|
|
723 |
bool QEventDispatcherMacPrivate::currentExecIsNSAppRun = false;
|
|
724 |
bool QEventDispatcherMacPrivate::nsAppRunCalledByQt = false;
|
|
725 |
NSModalSession QEventDispatcherMacPrivate::currentModalSessionCached = 0;
|
|
726 |
|
|
727 |
int QEventDispatcherMacPrivate::activeModalSessionCount()
|
|
728 |
{
|
|
729 |
// Returns the number of modal sessions created
|
|
730 |
// (and not just pushed onto the stack, pending to be created)
|
|
731 |
int count = 0;
|
|
732 |
for (int i=cocoaModalSessionStack.size()-1; i>=0; --i) {
|
|
733 |
QCocoaModalSessionInfo &info = cocoaModalSessionStack[i];
|
|
734 |
if (info.session)
|
|
735 |
++count;
|
|
736 |
}
|
|
737 |
return count;
|
|
738 |
}
|
|
739 |
|
|
740 |
void QEventDispatcherMacPrivate::temporarilyStopAllModalSessions()
|
|
741 |
{
|
|
742 |
// Stop all created modal session, and as such, make then
|
|
743 |
// pending again. The next call to currentModalSession will
|
|
744 |
// recreate the session on top again:
|
|
745 |
int stackSize = cocoaModalSessionStack.size();
|
|
746 |
for (int i=stackSize-1; i>=0; --i) {
|
|
747 |
QCocoaModalSessionInfo &info = cocoaModalSessionStack[i];
|
|
748 |
if (info.session) {
|
|
749 |
[NSApp endModalSession:info.session];
|
|
750 |
info.session = 0;
|
|
751 |
}
|
|
752 |
}
|
|
753 |
currentModalSessionCached = 0;
|
|
754 |
}
|
|
755 |
|
|
756 |
NSModalSession QEventDispatcherMacPrivate::currentModalSession()
|
|
757 |
{
|
|
758 |
// If we have one or more modal windows, this function will create
|
|
759 |
// a session for each of those, and return the one for the top.
|
|
760 |
if (currentModalSessionCached)
|
|
761 |
return currentModalSessionCached;
|
|
762 |
|
|
763 |
if (cocoaModalSessionStack.isEmpty())
|
|
764 |
return 0;
|
|
765 |
|
|
766 |
// Since this code will end up calling our Qt event handler
|
|
767 |
// (also from beginModalSessionForWindow), we need to block
|
|
768 |
// that to avoid side effects of events beeing delivered:
|
|
769 |
QBoolBlocker block(blockSendPostedEvents, true);
|
|
770 |
|
|
771 |
if (![NSApp isRunning]) {
|
|
772 |
// Sadly, we need to introduce this little event flush
|
|
773 |
// to stop dialogs from blinking/poping in front if a
|
|
774 |
// modal session restart was needed:
|
|
775 |
while (NSEvent *event = [NSApp nextEventMatchingMask:0
|
|
776 |
untilDate:nil
|
|
777 |
inMode:NSDefaultRunLoopMode
|
|
778 |
dequeue: YES]) {
|
|
779 |
qt_mac_send_event(0, event, 0);
|
|
780 |
}
|
|
781 |
}
|
|
782 |
|
|
783 |
int sessionCount = cocoaModalSessionStack.size();
|
|
784 |
for (int i=0; i<sessionCount; ++i) {
|
|
785 |
QCocoaModalSessionInfo &info = cocoaModalSessionStack[i];
|
|
786 |
if (!info.widget)
|
|
787 |
continue;
|
|
788 |
if (info.widget->testAttribute(Qt::WA_DontShowOnScreen))
|
|
789 |
continue;
|
|
790 |
if (!info.session) {
|
|
791 |
QMacCocoaAutoReleasePool pool;
|
|
792 |
NSWindow *window = qt_mac_window_for(info.widget);
|
|
793 |
if (!window)
|
|
794 |
continue;
|
|
795 |
info.session = [NSApp beginModalSessionForWindow:window];
|
|
796 |
}
|
|
797 |
currentModalSessionCached = info.session;
|
|
798 |
}
|
|
799 |
|
|
800 |
return currentModalSessionCached;
|
|
801 |
}
|
|
802 |
|
|
803 |
static void setChildrenWorksWhenModal(QWidget *widget, bool worksWhenModal)
|
|
804 |
{
|
|
805 |
// For NSPanels (but not NSWindows, sadly), we can set the flag
|
|
806 |
// worksWhenModal, so that they are active even when they are not modal.
|
|
807 |
QList<QDialog *> dialogs = widget->findChildren<QDialog *>();
|
|
808 |
for (int i=0; i<dialogs.size(); ++i){
|
|
809 |
NSWindow *window = qt_mac_window_for(dialogs[i]);
|
|
810 |
if (window && [window isKindOfClass:[NSPanel class]]) {
|
|
811 |
[static_cast<NSPanel *>(window) setWorksWhenModal:worksWhenModal];
|
|
812 |
if (worksWhenModal && dialogs[i]->isVisible()){
|
|
813 |
[window orderFront:window];
|
|
814 |
}
|
|
815 |
}
|
|
816 |
}
|
|
817 |
}
|
|
818 |
|
|
819 |
void QEventDispatcherMacPrivate::updateChildrenWorksWhenModal()
|
|
820 |
{
|
|
821 |
// Make the dialog children of the widget
|
|
822 |
// active. And make the dialog children of
|
|
823 |
// the previous modal dialog unactive again:
|
|
824 |
int size = cocoaModalSessionStack.size();
|
|
825 |
if (size > 0){
|
|
826 |
if (QWidget *prevModal = cocoaModalSessionStack[size-1].widget)
|
|
827 |
setChildrenWorksWhenModal(prevModal, true);
|
|
828 |
if (size > 1){
|
|
829 |
if (QWidget *prevModal = cocoaModalSessionStack[size-2].widget)
|
|
830 |
setChildrenWorksWhenModal(prevModal, false);
|
|
831 |
}
|
|
832 |
}
|
|
833 |
}
|
|
834 |
|
|
835 |
void QEventDispatcherMacPrivate::beginModalSession(QWidget *widget)
|
|
836 |
{
|
|
837 |
// Add a new, empty (null), NSModalSession to the stack.
|
|
838 |
// It will become active the next time QEventDispatcher::processEvents is called.
|
|
839 |
// A QCocoaModalSessionInfo is considered pending to become active if the widget pointer
|
|
840 |
// is non-zero, and the session pointer is zero (it will become active upon a call to
|
|
841 |
// currentModalSession). A QCocoaModalSessionInfo is considered pending to be stopped if
|
|
842 |
// the widget pointer is zero, and the session pointer is non-zero (it will be fully
|
|
843 |
// stopped in endModalSession().
|
|
844 |
QCocoaModalSessionInfo info = {widget, 0};
|
|
845 |
cocoaModalSessionStack.push(info);
|
|
846 |
updateChildrenWorksWhenModal();
|
|
847 |
currentModalSessionCached = 0;
|
|
848 |
}
|
|
849 |
|
|
850 |
void QEventDispatcherMacPrivate::endModalSession(QWidget *widget)
|
|
851 |
{
|
|
852 |
// Mark all sessions attached to widget as pending to be stopped. We do this
|
|
853 |
// by setting the widget pointer to zero, but leave the session pointer.
|
|
854 |
// We don't tell cocoa to stop any sessions just yet, because cocoa only understands
|
|
855 |
// when we stop the _current_ modal session (which is the session on top of
|
|
856 |
// the stack, and might not belong to 'widget').
|
|
857 |
int stackSize = cocoaModalSessionStack.size();
|
|
858 |
for (int i=stackSize-1; i>=0; --i) {
|
|
859 |
QCocoaModalSessionInfo &info = cocoaModalSessionStack[i];
|
|
860 |
if (info.widget == widget)
|
|
861 |
info.widget = 0;
|
|
862 |
}
|
|
863 |
|
|
864 |
// Now we stop, and remove, all sessions marked as pending
|
|
865 |
// to be stopped on _top_ of the stack, if any:
|
|
866 |
bool needToInterruptEventDispatcher = false;
|
|
867 |
bool needToUpdateChildrenWorksWhenModal = false;
|
|
868 |
|
|
869 |
for (int i=stackSize-1; i>=0; --i) {
|
|
870 |
QCocoaModalSessionInfo &info = cocoaModalSessionStack[i];
|
|
871 |
if (info.widget)
|
|
872 |
break;
|
|
873 |
cocoaModalSessionStack.remove(i);
|
|
874 |
needToUpdateChildrenWorksWhenModal = true;
|
|
875 |
currentModalSessionCached = 0;
|
|
876 |
if (info.session) {
|
|
877 |
[NSApp endModalSession:info.session];
|
|
878 |
needToInterruptEventDispatcher = true;
|
|
879 |
}
|
|
880 |
}
|
|
881 |
|
|
882 |
if (needToUpdateChildrenWorksWhenModal)
|
|
883 |
updateChildrenWorksWhenModal();
|
|
884 |
if (needToInterruptEventDispatcher)
|
|
885 |
QEventDispatcherMac::instance()->interrupt();
|
|
886 |
}
|
|
887 |
|
|
888 |
#endif
|
|
889 |
|
|
890 |
QEventDispatcherMacPrivate::QEventDispatcherMacPrivate()
|
|
891 |
: interrupt(false)
|
|
892 |
{
|
|
893 |
}
|
|
894 |
|
|
895 |
QEventDispatcherMac::QEventDispatcherMac(QObject *parent)
|
|
896 |
: QAbstractEventDispatcher(*new QEventDispatcherMacPrivate, parent)
|
|
897 |
{
|
|
898 |
Q_D(QEventDispatcherMac);
|
|
899 |
CFRunLoopSourceContext context;
|
|
900 |
bzero(&context, sizeof(CFRunLoopSourceContext));
|
|
901 |
context.info = d;
|
|
902 |
context.equal = QEventDispatcherMacPrivate::postedEventSourceEqualCallback;
|
|
903 |
context.perform = QEventDispatcherMacPrivate::postedEventsSourcePerformCallback;
|
|
904 |
d->postedEventsSource = CFRunLoopSourceCreate(0, 0, &context);
|
|
905 |
Q_ASSERT(d->postedEventsSource);
|
|
906 |
CFRunLoopAddSource(mainRunLoop(), d->postedEventsSource, kCFRunLoopCommonModes);
|
|
907 |
|
|
908 |
CFRunLoopObserverContext observerContext;
|
|
909 |
bzero(&observerContext, sizeof(CFRunLoopObserverContext));
|
|
910 |
observerContext.info = this;
|
|
911 |
d->waitingObserver = CFRunLoopObserverCreate(kCFAllocatorDefault,
|
|
912 |
kCFRunLoopBeforeWaiting | kCFRunLoopAfterWaiting,
|
|
913 |
true, 0,
|
|
914 |
QEventDispatcherMacPrivate::waitingObserverCallback,
|
|
915 |
&observerContext);
|
|
916 |
CFRunLoopAddObserver(mainRunLoop(), d->waitingObserver, kCFRunLoopCommonModes);
|
|
917 |
|
|
918 |
/* The first cycle in the loop adds the source and the events of the source
|
|
919 |
are not processed.
|
|
920 |
We use an observer to process the posted events for the first
|
|
921 |
execution of the loop. */
|
|
922 |
CFRunLoopObserverContext firstTimeObserverContext;
|
|
923 |
bzero(&firstTimeObserverContext, sizeof(CFRunLoopObserverContext));
|
|
924 |
firstTimeObserverContext.info = d;
|
|
925 |
d->firstTimeObserver = CFRunLoopObserverCreate(kCFAllocatorDefault,
|
|
926 |
kCFRunLoopEntry,
|
|
927 |
/* repeats = */ false,
|
|
928 |
0,
|
|
929 |
QEventDispatcherMacPrivate::firstLoopEntry,
|
|
930 |
&firstTimeObserverContext);
|
|
931 |
CFRunLoopAddObserver(mainRunLoop(), d->firstTimeObserver, kCFRunLoopCommonModes);
|
|
932 |
}
|
|
933 |
|
|
934 |
void QEventDispatcherMacPrivate::waitingObserverCallback(CFRunLoopObserverRef,
|
|
935 |
CFRunLoopActivity activity, void *info)
|
|
936 |
{
|
|
937 |
if (activity == kCFRunLoopBeforeWaiting)
|
|
938 |
emit static_cast<QEventDispatcherMac*>(info)->aboutToBlock();
|
|
939 |
else
|
|
940 |
emit static_cast<QEventDispatcherMac*>(info)->awake();
|
|
941 |
}
|
|
942 |
|
|
943 |
Boolean QEventDispatcherMacPrivate::postedEventSourceEqualCallback(const void *info1, const void *info2)
|
|
944 |
{
|
|
945 |
return info1 == info2;
|
|
946 |
}
|
|
947 |
|
|
948 |
inline static void processPostedEvents(QEventDispatcherMacPrivate *const d, const bool blockSendPostedEvents)
|
|
949 |
{
|
|
950 |
if (blockSendPostedEvents || d->interrupt) {
|
|
951 |
CFRunLoopSourceSignal(d->postedEventsSource);
|
|
952 |
} else {
|
|
953 |
if (!d->threadData->canWait || (d->serialNumber != d->lastSerial)) {
|
|
954 |
d->lastSerial = d->serialNumber;
|
|
955 |
QApplicationPrivate::sendPostedEvents(0, 0, d->threadData);
|
|
956 |
}
|
|
957 |
}
|
|
958 |
}
|
|
959 |
|
|
960 |
void QEventDispatcherMacPrivate::firstLoopEntry(CFRunLoopObserverRef ref,
|
|
961 |
CFRunLoopActivity activity,
|
|
962 |
void *info)
|
|
963 |
{
|
|
964 |
Q_UNUSED(ref);
|
|
965 |
Q_UNUSED(activity);
|
|
966 |
processPostedEvents(static_cast<QEventDispatcherMacPrivate *>(info), blockSendPostedEvents);
|
|
967 |
}
|
|
968 |
|
|
969 |
void QEventDispatcherMacPrivate::postedEventsSourcePerformCallback(void *info)
|
|
970 |
{
|
|
971 |
processPostedEvents(static_cast<QEventDispatcherMacPrivate *>(info), blockSendPostedEvents);
|
|
972 |
}
|
|
973 |
|
|
974 |
void QEventDispatcherMac::interrupt()
|
|
975 |
{
|
|
976 |
Q_D(QEventDispatcherMac);
|
|
977 |
d->interrupt = true;
|
|
978 |
wakeUp();
|
|
979 |
|
|
980 |
#ifndef QT_MAC_USE_COCOA
|
|
981 |
CFRunLoopStop(mainRunLoop());
|
|
982 |
#else
|
|
983 |
QMacCocoaAutoReleasePool pool;
|
|
984 |
// In case we wait for more events inside
|
|
985 |
// processEvents (or NSApp run), post a dummy to wake it up:
|
|
986 |
static const short NSAppShouldStopForQt = SHRT_MAX;
|
|
987 |
[NSApp postEvent:[NSEvent otherEventWithType:NSApplicationDefined location:NSZeroPoint
|
|
988 |
modifierFlags:0 timestamp:0. windowNumber:0 context:0
|
|
989 |
subtype:NSAppShouldStopForQt data1:0 data2:0] atStart:NO];
|
|
990 |
|
|
991 |
if (d->activeModalSessionCount() == 0) {
|
|
992 |
// We should only stop NSApp if we actually started it (and
|
|
993 |
// not some 3rd party application, e.g. if we are a plugin).
|
|
994 |
if (d->nsAppRunCalledByQt)
|
|
995 |
[NSApp stop:NSApp];
|
|
996 |
}
|
|
997 |
#endif
|
|
998 |
}
|
|
999 |
|
|
1000 |
QEventDispatcherMac::~QEventDispatcherMac()
|
|
1001 |
{
|
|
1002 |
Q_D(QEventDispatcherMac);
|
|
1003 |
//timer cleanup
|
|
1004 |
MacTimerHash::iterator it = QEventDispatcherMacPrivate::macTimerHash.begin();
|
|
1005 |
while (it != QEventDispatcherMacPrivate::macTimerHash.end()) {
|
|
1006 |
MacTimerInfo *t = it.value();
|
|
1007 |
if (t->runLoopTimer) {
|
|
1008 |
CFRunLoopTimerInvalidate(t->runLoopTimer);
|
|
1009 |
CFRelease(t->runLoopTimer);
|
|
1010 |
}
|
|
1011 |
delete t;
|
|
1012 |
++it;
|
|
1013 |
}
|
|
1014 |
QEventDispatcherMacPrivate::macTimerHash.clear();
|
|
1015 |
|
|
1016 |
// Remove CFSockets from the runloop.
|
|
1017 |
for (MacSocketHash::ConstIterator it = d->macSockets.constBegin(); it != d->macSockets.constEnd(); ++it) {
|
|
1018 |
MacSocketInfo *socketInfo = (*it);
|
|
1019 |
if (CFSocketIsValid(socketInfo->socket)) {
|
|
1020 |
qt_mac_remove_socket_from_runloop(socketInfo->socket, socketInfo->runloop);
|
|
1021 |
CFRunLoopSourceInvalidate(socketInfo->runloop);
|
|
1022 |
CFRelease(socketInfo->runloop);
|
|
1023 |
CFSocketInvalidate(socketInfo->socket);
|
|
1024 |
CFRelease(socketInfo->socket);
|
|
1025 |
}
|
|
1026 |
}
|
|
1027 |
CFRunLoopRemoveSource(mainRunLoop(), d->postedEventsSource, kCFRunLoopCommonModes);
|
|
1028 |
CFRelease(d->postedEventsSource);
|
|
1029 |
|
|
1030 |
CFRunLoopObserverInvalidate(d->waitingObserver);
|
|
1031 |
CFRelease(d->waitingObserver);
|
|
1032 |
|
|
1033 |
CFRunLoopObserverInvalidate(d->firstTimeObserver);
|
|
1034 |
CFRelease(d->firstTimeObserver);
|
|
1035 |
}
|
|
1036 |
|
|
1037 |
/////////////////////////////////////////////////////////////////////////////
|
|
1038 |
|
|
1039 |
#ifdef QT_MAC_USE_COCOA
|
|
1040 |
|
|
1041 |
QtMacInterruptDispatcherHelp* QtMacInterruptDispatcherHelp::instance = 0;
|
|
1042 |
|
|
1043 |
QtMacInterruptDispatcherHelp::QtMacInterruptDispatcherHelp() : cancelled(false)
|
|
1044 |
{
|
|
1045 |
// This is the whole point of encapsulation this code
|
|
1046 |
// inside a class; we can make the code (inside destructor)
|
|
1047 |
// execute on lower loop level:
|
|
1048 |
deleteLater();
|
|
1049 |
}
|
|
1050 |
|
|
1051 |
QtMacInterruptDispatcherHelp::~QtMacInterruptDispatcherHelp()
|
|
1052 |
{
|
|
1053 |
if (cancelled)
|
|
1054 |
return;
|
|
1055 |
|
|
1056 |
instance = 0;
|
|
1057 |
|
|
1058 |
if (QEventDispatcherMacPrivate::currentExecIsNSAppRun) {
|
|
1059 |
int activeCount = QEventDispatcherMacPrivate::activeModalSessionCount();
|
|
1060 |
if (activeCount > 0) {
|
|
1061 |
// The problem we now have hit: [NSApp stop] will not stop NSApp
|
|
1062 |
// if a session is active; it will stop the session instead.
|
|
1063 |
// So to stop NSApp, we need to temporarily stop all the
|
|
1064 |
// sessions, then stop NSApp, then restart the session on top again.
|
|
1065 |
// We need to do this to ensure that we're not stuck inside
|
|
1066 |
// [NSApp run] when we really should be running a modal session:
|
|
1067 |
QEventDispatcherMacPrivate::temporarilyStopAllModalSessions();
|
|
1068 |
}
|
|
1069 |
}
|
|
1070 |
// Always interrupt once more in case the modal session stack changed
|
|
1071 |
// while processEvents was called manually from within the application:
|
|
1072 |
QEventDispatcherMac::instance()->interrupt();
|
|
1073 |
}
|
|
1074 |
|
|
1075 |
void QtMacInterruptDispatcherHelp::interruptLater() {
|
|
1076 |
if (instance) {
|
|
1077 |
instance->cancelled = true;
|
|
1078 |
delete instance;
|
|
1079 |
}
|
|
1080 |
instance = new QtMacInterruptDispatcherHelp;
|
|
1081 |
}
|
|
1082 |
|
|
1083 |
#endif
|
|
1084 |
|
|
1085 |
QT_END_NAMESPACE
|