+++ /dev/null
-/*****************************************************************************
- * showintf.c: control the display of the interface in fullscreen mode
- *****************************************************************************
- * Copyright (C) 2004 the VideoLAN team
- * $Id$
- *
- * Authors: Olivier Teuliere <ipkiss@via.ecp.fr>
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
-
-/*****************************************************************************
- * Preamble
- *****************************************************************************/
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <vlc_common.h>
-#include <vlc_plugin.h>
-#include <vlc_interface.h>
-#include <vlc_vout.h>
-#include <vlc_playlist.h>
-
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-/*****************************************************************************
- * intf_sys_t: description and status of interface
- *****************************************************************************/
-struct intf_sys_t
-{
- vlc_mutex_t lock;
- vlc_object_t *p_vout;
- bool b_button_pressed;
- bool b_triggered;
- int i_threshold;
-};
-
-/*****************************************************************************
- * Local prototypes.
- *****************************************************************************/
-int Open ( vlc_object_t * );
-void Close( vlc_object_t * );
-static void RunIntf( intf_thread_t *p_intf );
-static int MouseEvent( vlc_object_t *, char const *,
- vlc_value_t, vlc_value_t, void * );
-
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-#define THRESHOLD_TEXT N_( "Threshold" )
-#define THRESHOLD_LONGTEXT N_( "Height of the zone triggering the interface." )
-
-vlc_module_begin ()
- set_shortname( "Showintf" )
- set_description( N_("Show interface with mouse") )
-
- set_capability( "interface", 0 )
- set_callbacks( Open, Close )
-
- set_category( CAT_INTERFACE )
- set_subcategory( SUBCAT_INTERFACE_CONTROL )
-
- add_integer( "showintf-threshold", 10, NULL, THRESHOLD_TEXT, THRESHOLD_LONGTEXT, true )
-vlc_module_end ()
-
-/*****************************************************************************
- * Open: initialize interface
- *****************************************************************************/
-int Open( vlc_object_t *p_this )
-{
- intf_thread_t *p_intf = (intf_thread_t *)p_this;
-
- /* Allocate instance and initialize some members */
- intf_sys_t *p_sys = p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
- if( p_sys == NULL )
- return VLC_ENOMEM;
-
- vlc_mutex_init( &p_sys->lock );
- p_sys->p_vout = NULL;
- p_sys->b_button_pressed = false;
- p_sys->b_triggered = false;
- p_sys->i_threshold = config_GetInt( p_intf, "showintf-threshold" );
-
- p_intf->pf_run = RunIntf;
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * Close: destroy interface
- *****************************************************************************/
-void Close( vlc_object_t *p_this )
-{
- intf_thread_t *p_intf = (intf_thread_t *)p_this;
-
- /* Destroy structure */
- vlc_mutex_destroy( &p_intf->p_sys->lock );
- free( p_intf->p_sys );
-}
-
-
-/*****************************************************************************
- * RunIntf: main loop
- *****************************************************************************/
-static void RunIntf( intf_thread_t *p_intf )
-{
- int canc = vlc_savecancel( );
-
- /* Main loop */
- while( vlc_object_alive( p_intf ) )
- {
- vlc_mutex_lock( &p_intf->p_sys->lock );
-
- /* Notify the interfaces */
- if( p_intf->p_sys->b_triggered )
- {
- var_SetBool( p_intf->p_libvlc, "intf-show", true );
- p_intf->p_sys->b_triggered = false;
- }
-
- vlc_mutex_unlock( &p_intf->p_sys->lock );
-
-
- /* Take care of the video output */
- if( p_intf->p_sys->p_vout && !vlc_object_alive (p_intf->p_sys->p_vout) )
- {
- var_DelCallback( p_intf->p_sys->p_vout, "mouse-moved",
- MouseEvent, p_intf );
- var_DelCallback( p_intf->p_sys->p_vout, "mouse-button-down",
- MouseEvent, p_intf );
- vlc_object_release( p_intf->p_sys->p_vout );
- p_intf->p_sys->p_vout = NULL;
- }
-
- if( p_intf->p_sys->p_vout == NULL )
- {
- p_intf->p_sys->p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT,
- FIND_ANYWHERE );
- if( p_intf->p_sys->p_vout )
- {
- var_AddCallback( p_intf->p_sys->p_vout, "mouse-moved",
- MouseEvent, p_intf );
- var_AddCallback( p_intf->p_sys->p_vout, "mouse-button-down",
- MouseEvent, p_intf );
- }
- }
-
- /* Wait a bit */
- msleep( INTF_IDLE_SLEEP );
- }
-
- if( p_intf->p_sys->p_vout )
- {
- var_DelCallback( p_intf->p_sys->p_vout, "mouse-moved",
- MouseEvent, p_intf );
- var_DelCallback( p_intf->p_sys->p_vout, "mouse-button-down",
- MouseEvent, p_intf );
- vlc_object_release( p_intf->p_sys->p_vout );
- }
- vlc_restorecancel( canc );
-}
-
-/*****************************************************************************
- * MouseEvent: callback for mouse events
- *****************************************************************************/
-static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
- vlc_value_t oldval, vlc_value_t newval, void *p_data )
-{
- VLC_UNUSED(p_this); VLC_UNUSED(oldval); VLC_UNUSED(newval);
-
- int i_mouse_x, i_mouse_y;
- intf_thread_t *p_intf = (intf_thread_t *)p_data;
-
- /* Do nothing when the interface is already requested */
- if( p_intf->p_sys->b_triggered )
- return VLC_SUCCESS;
-
- /* Nothing to do when not in fullscreen mode */
- if( !var_GetBool( p_intf->p_sys->p_vout, "fullscreen" ) )
- return VLC_SUCCESS;
-
- vlc_mutex_lock( &p_intf->p_sys->lock );
- if( !strcmp( psz_var, "mouse-moved" ) && !p_intf->p_sys->b_button_pressed )
- {
- i_mouse_x = var_GetInteger( p_intf->p_sys->p_vout, "mouse-x" );
- i_mouse_y = var_GetInteger( p_intf->p_sys->p_vout, "mouse-y" );
-
- /* Very basic test, we even ignore the x value :) */
- if ( i_mouse_y < p_intf->p_sys->i_threshold )
- {
- msg_Dbg( p_intf, "interface showing requested" );
- p_intf->p_sys->b_triggered = true;
- }
- }
-
- /* We keep track of the button state to avoid interferences with the
- * gestures plugin */
- if( !p_intf->p_sys->b_button_pressed &&
- !strcmp( psz_var, "mouse-button-down" ) )
- {
- p_intf->p_sys->b_button_pressed = true;
- }
- if( p_intf->p_sys->b_button_pressed &&
- !strcmp( psz_var, "mouse-button-down" ) )
- {
- p_intf->p_sys->b_button_pressed = false;
- }
-
- vlc_mutex_unlock( &p_intf->p_sys->lock );
-
- return VLC_SUCCESS;
-}