1 /* GStreamer Navigation

     2  * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>

     3  * Copyright (C) 2003 David A. Schleef <ds@schleef.org>

     4  *

     5  * navigation.h: navigation interface design

     6  *

     7  * This library is free software; you can redistribute it and/or

     8  * modify it under the terms of the GNU Library General Public

     9  * License as published by the Free Software Foundation; either

    10  * version 2 of the License, or (at your option) any later version.

    11  *

    12  * This library is distributed in the hope that it will be useful,

    13  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    15  * Library General Public License for more details.

    16  *

    17  * You should have received a copy of the GNU Library General Public

    18  * License along with this library; if not, write to the

    19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

    20  * Boston, MA 02111-1307, USA.

    21  */

    22 

    23 #ifndef __GST_NAVIGATION_H__

    24 #define __GST_NAVIGATION_H__

    25 

    26 #include <gst/gst.h>

    27 

    28 G_BEGIN_DECLS

    29 

    30 #define GST_TYPE_NAVIGATION \

    31   (gst_navigation_get_type ())

    32 #define GST_NAVIGATION(obj) \

    33     (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_NAVIGATION, GstNavigation))

    34 #define GST_IS_NAVIGATION(obj) \

    35       (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_NAVIGATION))

    36 #define GST_NAVIGATION_GET_IFACE(obj) \

    37     (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_NAVIGATION, GstNavigationInterface))

    38 

    39 typedef struct _GstNavigation GstNavigation;

    40 

    41 typedef struct _GstNavigationInterface {

    42   GTypeInterface g_iface;

    43 

    44   /* virtual functions */

    45   void (*send_event) (GstNavigation *navigation, GstStructure *structure);

    46   

    47   gpointer _gst_reserved[GST_PADDING];

    48 } GstNavigationInterface;

    49 #ifdef __SYMBIAN32__

    50 IMPORT_C

    51 #endif

    52 

    53 

    54 GType           gst_navigation_get_type (void);

    55 

    56 /* virtual class function wrappers */

    57 #ifdef __SYMBIAN32__

    58 IMPORT_C

    59 #endif

    60 

    61 void gst_navigation_send_event (GstNavigation *navigation, GstStructure *structure);

    62 #ifdef __SYMBIAN32__

    63 IMPORT_C

    64 #endif

    65 

    66 

    67 void gst_navigation_send_key_event (GstNavigation *navigation, 

    68         const char *event, const char *key);

    69 #ifdef __SYMBIAN32__

    70 IMPORT_C

    71 #endif

    72 

    73 void gst_navigation_send_mouse_event (GstNavigation *navigation, 

    74         const char *event, int button, double x, double y);

    75 

    76 G_END_DECLS

    77 

    78 #endif /* __GST_NAVIGATION_H__ */