- added JUCE library code

git-svn-id: http://moon:8086/svn/software/trunk/projects/FsTrack@357 b431acfa-c32f-4a4a-93f1-934dc6c82436
2018-06-12 16:53:56 +00:00
parent fd05a8501a
commit 88f2f0e9aa
755 changed files with 269502 additions and 0 deletions
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+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2013 - Raw Material Software Ltd.
+
+   Permission is granted to use this software under the terms of either:
+   a) the GPL v2 (or any later version)
+   b) the Affero GPL v3
+
+   Details of these licenses can be found 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.juce.com for more information.
+
+  ==============================================================================
+*/
+
+#ifndef JUCE_OSX_MESSAGEQUEUE_H_INCLUDED
+#define JUCE_OSX_MESSAGEQUEUE_H_INCLUDED
+
+//==============================================================================
+/* An internal message pump class used in OSX and iOS. */
+class MessageQueue
+{
+public:
+    MessageQueue()
+    {
+       #if MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_4 && ! JUCE_IOS
+        runLoop = CFRunLoopGetMain();
+       #else
+        runLoop = CFRunLoopGetCurrent();
+       #endif
+
+        CFRunLoopSourceContext sourceContext;
+        zerostruct (sourceContext); // (can't use "= { 0 }" on this object because it's typedef'ed as a C struct)
+        sourceContext.info = this;
+        sourceContext.perform = runLoopSourceCallback;
+        runLoopSource = CFRunLoopSourceCreate (kCFAllocatorDefault, 1, &sourceContext);
+        CFRunLoopAddSource (runLoop, runLoopSource, kCFRunLoopCommonModes);
+    }
+
+    ~MessageQueue()
+    {
+        CFRunLoopRemoveSource (runLoop, runLoopSource, kCFRunLoopCommonModes);
+        CFRunLoopSourceInvalidate (runLoopSource);
+        CFRelease (runLoopSource);
+    }
+
+    void post (MessageManager::MessageBase* const message)
+    {
+        messages.add (message);
+        CFRunLoopSourceSignal (runLoopSource);
+        CFRunLoopWakeUp (runLoop);
+    }
+
+private:
+    ReferenceCountedArray <MessageManager::MessageBase, CriticalSection> messages;
+    CFRunLoopRef runLoop;
+    CFRunLoopSourceRef runLoopSource;
+
+    bool deliverNextMessage()
+    {
+        const MessageManager::MessageBase::Ptr nextMessage (messages.removeAndReturn (0));
+
+        if (nextMessage == nullptr)
+            return false;
+
+        JUCE_AUTORELEASEPOOL
+        {
+            JUCE_TRY
+            {
+                nextMessage->messageCallback();
+            }
+            JUCE_CATCH_EXCEPTION
+        }
+
+        return true;
+    }
+
+    void runLoopCallback()
+    {
+        for (int i = 4; --i >= 0;)
+            if (! deliverNextMessage())
+                return;
+
+        CFRunLoopSourceSignal (runLoopSource);
+        CFRunLoopWakeUp (runLoop);
+    }
+
+    static void runLoopSourceCallback (void* info)
+    {
+        static_cast <MessageQueue*> (info)->runLoopCallback();
+    }
+};
+
+#endif   // JUCE_OSX_MESSAGEQUEUE_H_INCLUDED