Start adding notification support

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@854 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-08-22 23:34:33 +00:00
parent d0aedf22d8
commit eae26d3da1
6 changed files with 390 additions and 38 deletions
@@ -0,0 +1,51 @@
+/* 
+ * Copyright 2002, Marcus Overhagen. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+
+#ifndef _NOTIFICATION_MANAGER_H
+#define _NOTIFICATION_MANAGER_H
+
+namespace BPrivate {
+namespace media {
+
+class NotificationManager
+{
+public:
+	NotificationManager();
+	~NotificationManager();
+		
+	status_t Register(const BMessenger &notifyHandler, const media_node &node, int32 notificationType);
+	status_t Unregister(const BMessenger &notifyHandler, const media_node &node, int32 notificationType);
+
+	status_t ReportError(const media_node &node, BMediaNode::node_error what, const BMessage * info);
+	
+	void NodesCreated(const media_node_id *ids, int32 count);
+	void NodesDeleted(const media_node_id *ids, int32 count);
+	void ConnectionMade(const media_input &input, const media_output &output, const media_format &format);
+	void ConnectionBroken(const media_source &source, const media_destination &destination);
+	void BuffersCreated(); // XXX fix
+	void BuffersDeleted(const media_buffer_id *ids, int32 count);
+	// XXX header file lists: B_MEDIA_TRANSPORT_STATE,		/* "state", "location", "realtime" */
+	void FormatChanged(const media_source &source, const media_destination &destination, const media_format &format);
+	status_t ParameterChanged(const media_node &node, int32 parameterid);
+	void WebChanged(const media_node &node); // XXX fix
+	// XXX header file lists: B_MEDIA_DEFAULT_CHANGED /* "default", "node" -- handled by BMediaRoster */
+	status_t NewParameterValue(const media_node &node, int32 parameterid, bigtime_t when, const void *param, size_t paramsize);
+	void FlavorsChanged(media_addon_id addonis, int32 newcount, int32 gonecount);
+	void NodeStopped(const media_node &node, bigtime_t when); // XXX fix
+	
+	static bool IsValidNotificationType(int32 notificationType);
+private:
+	status_t SendMessageToMediaServer(BMessage *msg);
+
+private:
+	BMessenger *fMessenger;
+};
+
+}; // namespace media
+}; // namespace BPrivate
+
+extern BPrivate::media::NotificationManager *_NotificationManager;
+
+#endif // _NOTIFICATION_MANAGER_H