2 * Copyright (C) 2005 Stefan Kost <ensonic@users.sf.net>
4 * gstchildproxy.h: interface header for multi child elements
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
16 * You should have received a copy of the GNU Library General Public
17 * License along with this library; if not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 02111-1307, USA.
22 #ifndef __GST_CHILD_PROXY_H__
23 #define __GST_CHILD_PROXY_H__
25 #include <glib-object.h>
31 #define GST_TYPE_CHILD_PROXY (gst_child_proxy_get_type ())
32 #define GST_CHILD_PROXY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_CHILD_PROXY, GstChildProxy))
33 #define GST_IS_CHILD_PROXY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_CHILD_PROXY))
34 #define GST_CHILD_PROXY_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_CHILD_PROXY, GstChildProxyInterface))
36 typedef struct _GstChildProxy GstChildProxy; /* dummy object */
37 typedef struct _GstChildProxyInterface GstChildProxyInterface;
39 struct _GstChildProxyInterface
41 GTypeInterface parent;
44 GstObject *(*get_child_by_index) (GstChildProxy * parent, guint index);
45 guint (*get_children_count) (GstChildProxy * parent);
47 void (*child_added) (GstChildProxy * parent, GstObject * child);
48 void (*child_removed) (GstChildProxy * parent, GstObject * child);
50 gpointer _gst_reserved[GST_PADDING];
53 GType gst_child_proxy_get_type (void);
55 GstObject *gst_child_proxy_get_child_by_name (GstChildProxy * parent, const gchar * name);
56 GstObject *gst_child_proxy_get_child_by_index (GstChildProxy * parent, guint index);
57 guint gst_child_proxy_get_children_count (GstChildProxy * parent);
59 gboolean gst_child_proxy_lookup (GstObject *object, const gchar *name,
60 GstObject **target, GParamSpec **pspec);
61 void gst_child_proxy_get_property (GstObject * object, const gchar *name, GValue *value);
62 void gst_child_proxy_get_valist (GstObject * object,
63 const gchar * first_property_name, va_list var_args);
64 void gst_child_proxy_get (GstObject * object, const gchar * first_property_name,
65 ...) G_GNUC_NULL_TERMINATED;
66 void gst_child_proxy_set_property (GstObject * object, const gchar *name, const GValue *value);
67 void gst_child_proxy_set_valist (GstObject* object,
68 const gchar * first_property_name, va_list var_args);
69 void gst_child_proxy_set (GstObject * object, const gchar * first_property_name,
70 ...) G_GNUC_NULL_TERMINATED;
71 void gst_child_proxy_child_added (GstObject * object, GstObject * child);
72 void gst_child_proxy_child_removed (GstObject * object, GstObject * child);
76 #endif /* __GST_CHILD_PROXY_H__ */