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Simplified some message-handling code.

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This commit is contained in:
jules 2012-03-24 11:38:05 +00:00
parent baee94b197
commit 31209dadfc
9 changed files with 78 additions and 284 deletions
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43
modules/juce_events/native/juce_linux_Messaging.cpp
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@ -360,49 +360,6 @@ void MessageManager::broadcastMessage (const String& value)
/* TODO */
}
//==============================================================================
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 (nullptr), func (func_), parameter (parameter_)
{}
JUCE_DECLARE_NON_COPYABLE (AsyncFunctionCaller);
};
void* MessageManager::callFunctionOnMessageThread (MessageCallbackFunction* func, void* parameter)
{
if (LinuxErrorHandling::errorOccurred)
return nullptr;
return AsyncFunctionCaller::call (func, parameter);
}
// this function expects that it will NEVER be called simultaneously for two concurrent threads
bool MessageManager::dispatchNextMessageOnSystemQueue (bool returnIfNoPendingMessages)
{