diff deps/Platinum/ThirdParty/Neptune/Source/Core/NptSimpleMessageQueue.cpp @ 0:3425707ddbf6

Initial import (hopefully this mercurial stuff works...)
author fraserofthenight
date Mon, 06 Jul 2009 08:06:28 -0700
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/deps/Platinum/ThirdParty/Neptune/Source/Core/NptSimpleMessageQueue.cpp	Mon Jul 06 08:06:28 2009 -0700
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+/*****************************************************************
+|
+|   Neptune - Simple Message Queue
+|
+| Copyright (c) 2002-2008, Axiomatic Systems, LLC.
+| All rights reserved.
+|
+| Redistribution and use in source and binary forms, with or without
+| modification, are permitted provided that the following conditions are met:
+|     * Redistributions of source code must retain the above copyright
+|       notice, this list of conditions and the following disclaimer.
+|     * Redistributions in binary form must reproduce the above copyright
+|       notice, this list of conditions and the following disclaimer in the
+|       documentation and/or other materials provided with the distribution.
+|     * Neither the name of Axiomatic Systems nor the
+|       names of its contributors may be used to endorse or promote products
+|       derived from this software without specific prior written permission.
+|
+| THIS SOFTWARE IS PROVIDED BY AXIOMATIC SYSTEMS ''AS IS'' AND ANY
+| EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+| WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+| DISCLAIMED. IN NO EVENT SHALL AXIOMATIC SYSTEMS BE LIABLE FOR ANY
+| DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+| (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+| LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+| ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+| SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+|
+ ****************************************************************/
+
+/*----------------------------------------------------------------------
+|   includes
++---------------------------------------------------------------------*/
+#include "NptSimpleMessageQueue.h"
+#include "NptDebug.h"
+
+/*----------------------------------------------------------------------
+|   NPT_SimpleMessageCapsule
++---------------------------------------------------------------------*/
+struct NPT_SimpleMessageCapsule
+{
+    NPT_SimpleMessageCapsule(NPT_Message* message, 
+                             NPT_MessageHandler* handler) :
+        m_Message(message), m_Handler(handler) {}
+    NPT_Message*        m_Message;
+    NPT_MessageHandler* m_Handler;
+};
+
+/*----------------------------------------------------------------------
+|   NPT_SimpleMessageQueue::NPT_SimpleMessageQueue
++---------------------------------------------------------------------*/
+NPT_SimpleMessageQueue::NPT_SimpleMessageQueue()
+{
+}
+
+/*----------------------------------------------------------------------
+|   NPT_SimpleMessageQueue::~NPT_SimpleMessageQueue
++---------------------------------------------------------------------*/
+NPT_SimpleMessageQueue::~NPT_SimpleMessageQueue()
+{
+    // empty the queue
+    // TBD
+}
+
+/*----------------------------------------------------------------------
+|   NPT_SimpleMessageQueue::QueueMessage
++---------------------------------------------------------------------*/
+NPT_Result
+NPT_SimpleMessageQueue::QueueMessage(NPT_Message*        message, 
+                                     NPT_MessageHandler* handler)
+{
+    // push the message on the queue, with the handler reference
+    return m_Queue.Push(new NPT_SimpleMessageCapsule(message, handler));
+}
+
+/*----------------------------------------------------------------------
+|   NPT_SimpleMessageQueue::PumpMessage
++---------------------------------------------------------------------*/
+NPT_Result
+NPT_SimpleMessageQueue::PumpMessage(NPT_Timeout timeout /* = NPT_TIMEOUT_INFINITE */)
+{
+    NPT_SimpleMessageCapsule* capsule;
+    NPT_Result result = m_Queue.Pop(capsule, timeout);
+    if (NPT_SUCCEEDED(result) && capsule) {
+        if (capsule->m_Handler && capsule->m_Message) {
+            result = capsule->m_Handler->HandleMessage(capsule->m_Message);
+        }
+        delete capsule->m_Message;
+        delete capsule;
+    } 
+
+    return result;
+}