Just the beginnings of a Photon Event Loop, still work in progress

git-svn-id: svn://10.0.0.236/trunk@45882 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/xpcom/appshell/eventloop/photon/nsCPlatformBaseLoop.cpp

@@ -0,0 +1,122 @@
+/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ * 
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ * 
+ * The Original Code is the Mozilla browser.
+ * 
+ * The Initial Developer of the Original Code is Netscape
+ * Communications, Inc.  Portions created by Netscape are
+ * Copyright (C) 1999, Mozilla.  All Rights Reserved.
+ * 
+ * Contributor(s):
+ *   Travis Bogard <travis@netscape.com>
+ *   Jerry Kirk    <Jerry.Kirk@NexwareCorp.com>
+ */
+
+#include "nsCPlatformBaseLoop.h"
+#include "nsCPhFilter.h"
+
+//*****************************************************************************
+//***    nsCPlatformBaseLoop: Object Management
+//*****************************************************************************
+
+nsCPlatformBaseLoop::nsCPlatformBaseLoop(nsEventLoopType type) : 
+	nsCBaseLoop(type)
+{
+	m_PhThreadId = pthread_self();
+}
+
+nsCPlatformBaseLoop::~nsCPlatformBaseLoop()
+{
+}
+
+//*****************************************************************************
+// nsCPlatformBaseLoop:: Internal Platform Implementations of nsIEventLoop 
+//							(Error checking is ensured above)
+//*****************************************************************************   
+
+nsresult nsCPlatformBaseLoop::PlatformGetNextEvent(void* platformFilterData, 
+	void* platformEventData)
+{
+	nsCPhFilter* filter=(nsCPhFilter*)platformFilterData;
+	PhEvent_t* pEvent = (PhEvent_t*) platformEventData;
+	if(::GetMessage(pMsg, filter->hWnd, filter->wMsgFilterMin, 
+		filter->wMsgFilterMax))
+		return NS_OK;
+	return  NS_COMFALSE; 
+}
+
+nsresult nsCPlatformBaseLoop::PlatformPeekNextEvent(void* platformFilterData, 
+	void* platformEventData, PRBool fRemoveEvent)
+{
+	nsCWinFilter* filter=(nsCWinFilter*)platformFilterData;
+	MSG* pMsg=(MSG*)platformEventData;
+	
+	if(fRemoveEvent)
+		filter->wRemoveFlags|= PM_REMOVE;
+	else
+		filter->wRemoveFlags&= ~PM_REMOVE;
+	if(::PeekMessage(pMsg, filter->hWnd, filter->wMsgFilterMin, 
+		filter->wMsgFilterMax, filter->wRemoveFlags))
+		return NS_OK;
+	return NS_COMFALSE;
+}
+
+nsresult nsCPlatformBaseLoop::PlatformTranslateEvent(void* platformEventData)
+{
+	MSG* pMsg=(MSG*)platformEventData;
+	::TranslateMessage(pMsg);
+	return NS_OK;
+}
+
+nsresult nsCPlatformBaseLoop::PlatformDispatchEvent(void* platformEventData)
+{
+	MSG* pMsg=(MSG*)platformEventData;
+	::DispatchMessage(pMsg);
+	return NS_OK;
+}
+
+nsresult nsCPlatformBaseLoop::PlatformSendLoopEvent(void* platformEventData, PRInt32* result)
+{
+	MSG* pMsg=(MSG*)platformEventData;
+	*result = ::SendMessage(pMsg->hwnd, pMsg->message, pMsg->wParam,pMsg->lParam);
+	return NS_OK;
+}
+
+nsresult nsCPlatformBaseLoop::PlatformPostLoopEvent(void* platformEventData)
+{
+	MSG* pMsg=(MSG*)platformEventData;
+	if(!pMsg->hwnd)
+		{
+		if(!::PostThreadMessage(m_WinThreadId, pMsg->message, pMsg->wParam,
+			pMsg->lParam))
+			return NS_ERROR_FAILURE;
+		}
+	else if(!::PostMessage(pMsg->hwnd, pMsg->message, pMsg->wParam, pMsg->lParam))
+		return NS_ERROR_FAILURE;
+	return NS_OK;
+}
+
+nsNativeEventDataType nsCPlatformBaseLoop::PlatformGetEventType()
+{
+	return nsNativeEventDataTypes::WinMsgStruct;
+}
+
+nsNativeEventDataType nsCPlatformBaseLoop::PlatformGetFilterType()
+{
+	return nsNativeFilterDataTypes::WinFilter;
+}
+
+PRInt32 nsCPlatformBaseLoop::PlatformGetReturnCode(void* platformEventData)
+{
+	MSG* pMsg=(MSG*)platformEventData;
+	return pMsg->wParam;
+}