Added an initial set of Android stub files.

src/native/android/juce_android_Messaging.cpp

@@ -0,0 +1,114 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library - "Jules' Utility Class Extensions"
+   Copyright 2004-10 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.
+
+  ==============================================================================
+*/
+
+// (This file gets included by juce_android_NativeCode.cpp, rather than being
+// compiled on its own).
+#if JUCE_INCLUDED_FILE
+
+
+//==============================================================================
+void MessageManager::doPlatformSpecificInitialisation()
+{
+
+}
+
+void MessageManager::doPlatformSpecificShutdown()
+{
+
+}
+
+//==============================================================================
+bool juce_dispatchNextMessageOnSystemQueue (const bool returnIfNoPendingMessages)
+{
+    // TODO
+
+    /*
+        The idea here is that this will check the system message queue, pull off a
+        message if there is one, deliver it, and return true if a message was delivered.
+        If the queue's empty, return false.
+
+        If the message is one of our special ones (i.e. a Message object being delivered,
+        this must call MessageManager::getInstance()->deliverMessage() to deliver it
+
+
+    */
+
+    return true;
+}
+
+//==============================================================================
+bool juce_postMessageToSystemQueue (Message* message)
+{
+    // TODO
+
+    return true;
+}
+
+//==============================================================================
+class AsyncFunctionCaller   : public AsyncUpdater
+{
+public:
+    static void* call (MessageCallbackFunction* func_, void* parameter_)
+    {
+        if (MessageManager::getInstance()->isThisTheMessageThread())
+            return func_ (parameter_);
+
+        AsyncFunctionCaller caller (func_, parameter_);
+        caller.triggerAsyncUpdate();
+        caller.finished.wait();
+        return caller.result;
+    }
+
+    void handleAsyncUpdate()
+    {
+        result = (*func) (parameter);
+        finished.signal();
+    }
+
+private:
+    WaitableEvent finished;
+    MessageCallbackFunction* func;
+    void* parameter;
+    void* volatile result;
+
+    AsyncFunctionCaller (MessageCallbackFunction* func_, void* parameter_)
+        : result (0), func (func_), parameter (parameter_)
+    {}
+
+    JUCE_DECLARE_NON_COPYABLE (AsyncFunctionCaller);
+};
+
+void* MessageManager::callFunctionOnMessageThread (MessageCallbackFunction* func, void* parameter)
+{
+    return AsyncFunctionCaller::call (func, parameter);
+}
+
+//==============================================================================
+void MessageManager::broadcastMessage (const String&)
+{
+}
+
+
+#endif