Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdenetwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 96 insertions, 0 deletions

diff --git a/kopete/libkopete/kopetemessagehandlerchain.h b/kopete/libkopete/kopetemessagehandlerchain.h
new file mode 100644
index 00000000..5852c2da
--- /dev/null
+++ b/kopete/libkopete/kopetemessagehandlerchain.h
@@ -0,0 +1,96 @@
+/*
+    kopetefilterchain.h - Kopete Message Filter Chain
+
+    Copyright (c) 2004      by Richard Smith         <[email protected]>
+    Kopete    (c) 2002-2004 by the Kopete developers <[email protected]>
+
+    *************************************************************************
+    *                                                                       *
+    * This library is free software; you can redistribute it and/or         *
+    * modify it under the terms of the GNU Lesser General Public            *
+    * License as published by the Free Software Foundation; either          *
+    * version 2 of the License, or (at your option) any later version.      *
+    *                                                                       *
+    *************************************************************************
+*/
+
+#ifndef KOPETEFILTERCHAIN_H
+#define KOPETEFILTERCHAIN_H
+
+#include <qobject.h>
+#include <kdemacros.h>
+#include <ksharedptr.h>
+#include "kopetemessage.h"
+#include "kopetetask.h"
+
+namespace Kopete
+{
+
+class MessageEvent;
+class MessageHandler;
+class ProcessMessageTask;
+
+/**
+ * @brief A chain of message handlers; the processing layer between protocol and chat view
+ *
+ * This class represents a chain of connected message handlers.
+ *
+ * This class is the client of the chain of responsibility formed by the
+ * MessageHandlers, and acts as a facade for that chain, presenting a
+ * more convenient interface.
+ * 
+ * @author Richard Smith       <[email protected]>
+ */
+class MessageHandlerChain : public QObject, private KShared
+{
+	Q_OBJECT
+public:
+	friend class KSharedPtr<MessageHandlerChain>;
+	typedef KSharedPtr<MessageHandlerChain> Ptr;
+	
+	/**
+	 * Create a new MessageHandlerChain object with the appropriate handlers for
+	 * processing messages entering @p manager in direction @p direction.
+	 */
+	static Ptr create( ChatSession *manager, Message::MessageDirection direction );
+
+	ProcessMessageTask *processMessage( const Message &message );
+	int capabilities();
+	
+private:
+	MessageHandlerChain();
+	~MessageHandlerChain();
+	
+	friend class ProcessMessageTask;
+	class Private;
+	Private *d;
+};
+
+/**
+ * @brief A task for processing a message
+ * @author Richard Smith       <[email protected]>
+ */
+class ProcessMessageTask : public Task
+{
+	Q_OBJECT
+public:
+	MessageEvent *event();
+	
+private slots:
+	void slotStart();
+	void slotDone();
+	
+private:
+	ProcessMessageTask(MessageHandlerChain::Ptr, MessageEvent *event);
+	~ProcessMessageTask();
+	
+	friend class MessageHandlerChain;
+	class Private;
+	Private *d;
+};
+
+}
+
+#endif
+
+// vim: set noet ts=4 sts=4 sw=4: