#define EXT_TRIGGER_ONLY (1 << 1) ///< Hook: trigger. Not activable
#define EXT_INPUT_LISTENER (1 << 2) ///< Hook: input_changed
#define EXT_META_LISTENER (1 << 3) ///< Hook: meta_changed
+#define EXT_PLAYING_LISTENER (1 << 4) ///< Hook: status_changed
const char* const ppsz_capabilities[] = {
"menu",
"trigger",
"input-listener",
"meta-listener",
+ "playing-listener",
NULL
};
UnlockExtension( p_ext );
break;
}
-
+ case EXTENSION_PLAYING_CHANGED:
+ {
+ extension_t *p_ext;
+ p_ext = ( extension_t* ) va_arg( args, extension_t* );
+ assert( p_ext->psz_name != NULL );
+ i = ( int ) va_arg( args, int );
+ if( p_ext->p_sys->i_capabilities & EXT_PLAYING_LISTENER )
+ {
+ PushCommand( p_ext, CMD_PLAYING_CHANGED, i );
+ }
+ break;
+ }
default:
msg_Warn( p_mgr, "Control '%d' not yet implemented in Extension",
i_control );
int lua_ExtensionActivate( extensions_manager_t *p_mgr, extension_t *p_ext )
{
assert( p_mgr != NULL && p_ext != NULL );
- return lua_ExecuteFunction( p_mgr, p_ext, "activate" );
+ return lua_ExecuteFunction( p_mgr, p_ext, "activate", LUA_END );
}
int lua_ExtensionDeactivate( extensions_manager_t *p_mgr, extension_t *p_ext )
vlc_object_release( p_ext->p_sys->p_input );
}
- int i_ret = lua_ExecuteFunction( p_mgr, p_ext, "deactivate" );
+ int i_ret = lua_ExecuteFunction( p_mgr, p_ext, "deactivate", LUA_END );
/* Clear Lua State */
lua_close( p_ext->p_sys->L );
if( !p_ext->p_sys->L )
return VLC_SUCCESS;
- return lua_ExecuteFunction( p_mgr, p_ext, (const char*) p_widget->p_sys );
+ lua_State *L = GetLuaState( p_mgr, p_ext );
+ lua_pushlightuserdata( L, p_widget );
+ lua_gettable( L, LUA_REGISTRYINDEX );
+ return lua_ExecuteFunction( p_mgr, p_ext, NULL, LUA_END );
}
msg_Err( p_mgr, "Could not create new Lua State" );
return NULL;
}
+ vlclua_set_this( L, p_mgr );
+ vlclua_extension_set( L, p_ext );
+
luaL_openlibs( L );
luaL_register( L, "vlc", p_reg );
luaopen_msg( L );
- lua_pushlightuserdata( L, p_mgr );
- lua_setfield( L, -2, "private" );
-
- lua_pushlightuserdata( L, p_ext );
- lua_setfield( L, -2, "extension" );
-
if( p_ext )
{
/* Load more libraries */
luaopen_config( L );
luaopen_dialog( L, p_ext );
luaopen_input( L );
+ luaopen_md5( L );
luaopen_msg( L );
luaopen_misc( L );
luaopen_net( L );
luaopen_video( L );
luaopen_vlm( L );
luaopen_volume( L );
+ luaopen_xml( L );
/* Register extension specific functions */
lua_getglobal( L, "vlc" );
return L;
}
+int lua_ExecuteFunction( extensions_manager_t *p_mgr, extension_t *p_ext,
+ const char *psz_function, ... )
+{
+ va_list args;
+ va_start( args, psz_function );
+ int i_ret = lua_ExecuteFunctionVa( p_mgr, p_ext, psz_function, args );
+ va_end( args );
+ return i_ret;
+}
+
/**
* Execute a function in a Lua script
+ * @param psz_function Name of global function to execute. If NULL, assume
+ * that the function object is already on top of the
+ * stack.
* @return < 0 in case of failure, >= 0 in case of success
* @note It's better to call this function from a dedicated thread
* (see extension_thread.c)
**/
-int lua_ExecuteFunction( extensions_manager_t *p_mgr,
- extension_t *p_ext,
- const char *psz_function )
+int lua_ExecuteFunctionVa( extensions_manager_t *p_mgr, extension_t *p_ext,
+ const char *psz_function, va_list args )
{
int i_ret = VLC_EGENERIC;
+ int i_args = 0;
assert( p_mgr != NULL );
assert( p_ext != NULL );
lua_State *L = GetLuaState( p_mgr, p_ext );
- lua_getglobal( L, psz_function );
+ if( psz_function )
+ lua_getglobal( L, psz_function );
if( !lua_isfunction( L, -1 ) )
{
goto exit;
}
- if( lua_pcall( L, 0, 1, 0 ) )
+ lua_datatype_e type = LUA_END;
+ while( ( type = va_arg( args, int ) ) != LUA_END )
+ {
+ if( type == LUA_NUM )
+ {
+ lua_pushnumber( L , ( int ) va_arg( args, int ) );
+ }
+ else if( type == LUA_TEXT )
+ {
+ lua_pushstring( L , ( char * ) va_arg( args, char* ) );
+ }
+ else
+ {
+ msg_Warn( p_mgr, "Undefined argument type %d to lua function %s"
+ "from script %s", type, psz_function, p_ext->psz_name );
+ goto exit;
+ }
+ i_args ++;
+ }
+ if( lua_pcall( L, i_args, 1, 0 ) )
{
msg_Warn( p_mgr, "Error while runing script %s, "
"function %s(): %s", p_ext->psz_name, psz_function,
i_ret = lua_DialogFlush( L );
exit:
return i_ret;
+
}
static inline int TriggerMenu( extension_t *p_ext, int i_id )
static int TriggerExtension( extensions_manager_t *p_mgr,
extension_t *p_ext )
{
- int i_ret = lua_ExecuteFunction( p_mgr, p_ext, "trigger" );
+ int i_ret = lua_ExecuteFunction( p_mgr, p_ext, "trigger", LUA_END );
/* Close lua state for trigger-only extensions */
if( p_ext->p_sys->L )
return i_ret;
}
+/** Set extension associated to the current script
+ * @param L current lua_State
+ * @param p_ext the extension
+ */
+void vlclua_extension_set( lua_State *L, extension_t *p_ext )
+{
+ lua_pushlightuserdata( L, vlclua_extension_set );
+ lua_pushlightuserdata( L, p_ext );
+ lua_rawset( L, LUA_REGISTRYINDEX );
+}
+
/** Retrieve extension associated to the current script
* @param L current lua_State
- * @return Lua userdata "vlc.extension"
+ * @return Extension pointer
**/
extension_t *vlclua_extension_get( lua_State *L )
{
- extension_t *p_ext = NULL;
- lua_getglobal( L, "vlc" );
- lua_getfield( L, -1, "extension" );
- p_ext = (extension_t*) lua_topointer( L, lua_gettop( L ) );
- lua_pop( L, 2 );
+ lua_pushlightuserdata( L, vlclua_extension_set );
+ lua_rawget( L, LUA_REGISTRYINDEX );
+ extension_t *p_ext = (extension_t*) lua_topointer( L, -1 );
+ lua_pop( L, 1 );
return p_ext;
}
projects / vlc / blobdiff