First draft of event handling

[melted] / src / framework / mlt_events.h

diff --git a/src/framework/mlt_events.h b/src/framework/mlt_events.h
new file mode 100644 (file)
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+++ b/src/framework/mlt_events.h
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+/*
+ * mlt_events.h -- event handling 
+ * Copyright (C) 2004-2005 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _MLT_EVENTS_H_
+#define _MLT_EVENTS_H_
+
+#include "mlt_types.h"
+
+typedef void ( *mlt_transmitter )( );
+typedef void ( *mlt_listener )( );
+
+extern void mlt_events_init( mlt_properties self );
+extern int mlt_events_register( mlt_properties self, char *id, mlt_transmitter transmitter );
+extern void mlt_events_fire( mlt_properties self, char *id, ... );
+extern mlt_event mlt_events_listen( mlt_properties self, void *service, char *id, mlt_listener listener );
+extern void mlt_events_block( mlt_properties self, void *service );
+extern void mlt_events_unblock( mlt_properties self, void *service );
+extern void mlt_events_disconnect( mlt_properties self, void *service );
+
+extern void mlt_event_inc_ref( mlt_event self );
+extern void mlt_event_block( mlt_event self );
+extern void mlt_event_unblock( mlt_event self );
+extern void mlt_event_close( mlt_event self );
+
+#endif
+