JUCE/modules/juce_events/native/juce_ios_MessageManager.mm

/*
  ==============================================================================

   This file is part of the JUCE library - "Jules' Utility Class Extensions"
   Copyright 2004-11 by Raw Material Software Ltd.

  ------------------------------------------------------------------------------

   JUCE can be redistributed and/or modified under the terms of the GNU General
   Public License (Version 2), as published by the Free Software Foundation.
   A copy of the license is included in the JUCE distribution, or can be found
   online at www.gnu.org/licenses.

   JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

  ------------------------------------------------------------------------------

   To release a closed-source product which uses JUCE, commercial licenses are
   available: visit www.rawmaterialsoftware.com/juce for more information.

  ==============================================================================
*/

void MessageManager::runDispatchLoop()
{
    jassert (isThisTheMessageThread()); // must only be called by the message thread
    runDispatchLoopUntil (-1);
}

void MessageManager::stopDispatchLoop()
{
    [[[UIApplication sharedApplication] delegate] applicationWillTerminate: [UIApplication sharedApplication]];
    exit (0); // iPhone apps get no mercy..
}

bool MessageManager::runDispatchLoopUntil (int millisecondsToRunFor)
{
    JUCE_AUTORELEASEPOOL
    jassert (isThisTheMessageThread()); // must only be called by the message thread

    uint32 endTime = Time::getMillisecondCounter() + millisecondsToRunFor;
    NSDate* endDate = [NSDate dateWithTimeIntervalSinceNow: millisecondsToRunFor * 0.001];

    while (! quitMessagePosted)
    {
        JUCE_AUTORELEASEPOOL

        [[NSRunLoop currentRunLoop] runMode: NSDefaultRunLoopMode
                                 beforeDate: endDate];

        if (millisecondsToRunFor >= 0 && Time::getMillisecondCounter() >= endTime)
            break;
    }

    return ! quitMessagePosted;
}

//==============================================================================
static ScopedPointer<MessageQueue> messageQueue;

void MessageManager::doPlatformSpecificInitialisation()
{
    if (messageQueue == nullptr)
        messageQueue = new MessageQueue();
}

void MessageManager::doPlatformSpecificShutdown()
{
    messageQueue = nullptr;
}

bool MessageManager::postMessageToSystemQueue (MessageManager::MessageBase* const message)
{
    if (messageQueue != nullptr)
        messageQueue->post (message);

    return true;
}

void MessageManager::broadcastMessage (const String&)
{
}