* Preamble
*****************************************************************************/
-#include <vlc/vlc.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
#include <vlc_input.h>
#include <vlc_interface.h>
+#include <vlc_playlist.h>
#include <dbus/dbus.h>
#define PM_SERVICE "org.freedesktop.PowerManagement"
-#define PM_PATH "/org/freedesktop/PowerManagement/Inhibit"
+#define PM_PATH "/org/freedesktop/PowerManagement/Inhibit"
#define PM_INTERFACE "org.freedesktop.PowerManagement.Inhibit"
/*****************************************************************************
static int Activate ( vlc_object_t * );
static void Deactivate ( vlc_object_t * );
-static void Run ( intf_thread_t *p_intf );
+static int Inhibit( intf_thread_t *p_intf );
+static int UnInhibit( intf_thread_t *p_intf );
+
+static int InputChange( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+static int StateChange( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
struct intf_sys_t
{
+ playlist_t *p_playlist;
+ vlc_object_t *p_input;
DBusConnection *p_conn;
dbus_uint32_t i_cookie;
};
/*****************************************************************************
* Module descriptor
*****************************************************************************/
-vlc_module_begin();
- set_description( _("Power Management Inhibitor") );
- set_capability( "interface", 0 );
- set_callbacks( Activate, Deactivate );
-vlc_module_end();
+vlc_module_begin ()
+ set_description( N_("Power Management Inhibitor") )
+ set_capability( "interface", 0 )
+ set_callbacks( Activate, Deactivate )
+vlc_module_end ()
/*****************************************************************************
* Activate: initialize and create stuff
static int Activate( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t*)p_this;
+ intf_sys_t *p_sys;
DBusError error;
-
- p_intf->pf_run = Run;
-
- p_intf->p_sys = (intf_sys_t *) calloc( 1, sizeof( intf_sys_t ) );
-
- if( !p_intf->p_sys )
+ p_sys = p_intf->p_sys = (intf_sys_t *) calloc( 1, sizeof( intf_sys_t ) );
+ if( !p_sys )
return VLC_ENOMEM;
- p_intf->p_sys->i_cookie = 0;
+ p_sys->i_cookie = 0;
+ p_sys->p_input = NULL;
dbus_error_init( &error );
- p_intf->p_sys->p_conn = dbus_bus_get( DBUS_BUS_SESSION, &error );
- if( !p_intf->p_sys->p_conn )
+ p_sys->p_conn = dbus_bus_get( DBUS_BUS_SESSION, &error );
+ if( !p_sys->p_conn )
{
msg_Err( p_this, "Failed to connect to the D-Bus session daemon: %s",
error.message );
dbus_error_free( &error );
- free( p_intf->p_sys );
+ free( p_sys );
return VLC_EGENERIC;
}
+ p_sys->p_playlist = pl_Get( p_intf );
+ var_AddCallback( p_sys->p_playlist, "item-current", InputChange, p_intf );
return VLC_SUCCESS;
}
static void Deactivate( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t*)p_this;
- dbus_connection_unref( p_intf->p_sys->p_conn );
- free( p_intf->p_sys );
+ intf_sys_t *p_sys = p_intf->p_sys;
+
+ var_DelCallback( p_sys->p_playlist, "item-current", InputChange, p_intf );
+
+ if( p_sys->p_input ) /* Do delete "state" after "item-changed"! */
+ {
+ var_DelCallback( p_sys->p_input, "state", StateChange, p_intf );
+ vlc_object_release( p_sys->p_input );
+ }
+
+ if( p_sys->i_cookie )
+ UnInhibit( p_intf );
+ dbus_connection_unref( p_sys->p_conn );
+
+ free( p_sys );
}
/*****************************************************************************
* Inhibit: Notify the power management daemon that it shouldn't suspend
* the computer because of inactivity
*
- * returns VLC_FALSE if Out of memory, else VLC_TRUE
+ * returns false if Out of memory, else true
*****************************************************************************/
static int Inhibit( intf_thread_t *p_intf )
{
DBusMessage *p_msg;
DBusMessageIter args;
DBusMessage *p_reply;
- DBusError error;
- dbus_error_init( &error );
dbus_uint32_t i_cookie;
p_conn = p_intf->p_sys->p_conn;
p_msg = dbus_message_new_method_call( PM_SERVICE, PM_PATH, PM_INTERFACE,
"Inhibit" );
if( !p_msg )
- return VLC_FALSE;
+ return false;
dbus_message_iter_init_append( p_msg, &args );
char *psz_app = strdup( PACKAGE );
- if( !dbus_message_iter_append_basic( &args, DBUS_TYPE_STRING, &psz_app ) )
+ if( !psz_app ||
+ !dbus_message_iter_append_basic( &args, DBUS_TYPE_STRING, &psz_app ) )
{
free( psz_app );
dbus_message_unref( p_msg );
- return VLC_FALSE;
+ return false;
}
free( psz_app );
- char *psz_inhibit_reason = strdup( "Playing some media." );
+ char *psz_inhibit_reason = strdup( _("Playing some media.") );
if( !psz_inhibit_reason )
{
dbus_message_unref( p_msg );
- return VLC_FALSE;
+ return false;
}
if( !dbus_message_iter_append_basic( &args, DBUS_TYPE_STRING,
&psz_inhibit_reason ) )
{
free( psz_inhibit_reason );
dbus_message_unref( p_msg );
- return VLC_FALSE;
+ return false;
}
free( psz_inhibit_reason );
p_reply = dbus_connection_send_with_reply_and_block( p_conn, p_msg,
- 50, &error ); /* blocks 50ms maximum */
-
+ 50, NULL ); /* blocks 50ms maximum */
dbus_message_unref( p_msg );
if( p_reply == NULL )
{ /* g-p-m is not active, or too slow. Better luck next time? */
- return VLC_TRUE;
+ return true;
}
/* extract the cookie from the reply */
- if( dbus_message_get_args( p_reply, &error,
+ if( dbus_message_get_args( p_reply, NULL,
DBUS_TYPE_UINT32, &i_cookie,
DBUS_TYPE_INVALID ) == FALSE )
{
- return VLC_FALSE;
+ return false;
}
/* Save the cookie */
p_intf->p_sys->i_cookie = i_cookie;
- return VLC_TRUE;
+ return true;
}
/*****************************************************************************
* UnInhibit: Notify the power management daemon that we aren't active anymore
*
- * returns VLC_FALSE if Out of memory, else VLC_TRUE
+ * returns false if Out of memory, else true
*****************************************************************************/
static int UnInhibit( intf_thread_t *p_intf )
{
DBusConnection *p_conn;
DBusMessage *p_msg;
DBusMessageIter args;
- DBusError error;
- dbus_error_init( &error );
dbus_uint32_t i_cookie;
p_conn = p_intf->p_sys->p_conn;
p_msg = dbus_message_new_method_call( PM_SERVICE, PM_PATH, PM_INTERFACE,
"UnInhibit" );
if( !p_msg )
- return VLC_FALSE;
+ return false;
dbus_message_iter_init_append( p_msg, &args );
if( !dbus_message_iter_append_basic( &args, DBUS_TYPE_UINT32, &i_cookie ) )
{
dbus_message_unref( p_msg );
- return VLC_FALSE;
+ return false;
}
if( !dbus_connection_send( p_conn, p_msg, NULL ) )
- return VLC_FALSE;
+ return false;
dbus_connection_flush( p_conn );
dbus_message_unref( p_msg );
p_intf->p_sys->i_cookie = 0;
- return VLC_TRUE;
+ return true;
}
-/*****************************************************************************
- * Run: main thread
- *****************************************************************************/
-static void Run( intf_thread_t *p_intf )
+
+static int StateChange( vlc_object_t *p_input, const char *var,
+ vlc_value_t prev, vlc_value_t value, void *data )
+{
+ intf_thread_t *p_intf = data;
+ const int old = prev.i_int, cur = value.i_int;
+
+ if( ( old == PLAYING_S ) == ( cur == PLAYING_S ) )
+ return VLC_SUCCESS; /* No interesting change */
+
+ if( ( p_intf->p_sys->i_cookie != 0 ) == ( cur == PLAYING_S ) )
+ return VLC_SUCCESS; /* Already in correct state */
+
+ if( cur == PLAYING_S )
+ Inhibit( p_intf );
+ else
+ UnInhibit( p_intf );
+
+ (void)p_input; (void)var; (void)prev;
+ return VLC_SUCCESS;
+}
+
+static int InputChange( vlc_object_t *p_playlist, const char *var,
+ vlc_value_t prev, vlc_value_t value, void *data )
{
- vlc_object_lock( p_intf );
- for(;;)
+ intf_thread_t *p_intf = data;
+ intf_sys_t *p_sys = p_intf->p_sys;
+
+ if( p_sys->p_input )
{
- input_thread_t *p_input;
-
- /* Check playing state every 30 seconds */
- if( vlc_object_timedwait( p_intf, mdate() + 30000000 ) < 0 )
- break;
-
- p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT, FIND_ANYWHERE );
- if( p_input )
- {
- if( PLAYING_S == p_input->i_state && !p_intf->p_sys->i_cookie )
- {
- if( !Inhibit( p_intf ) )
- {
- vlc_object_release( p_input );
- goto end;
- }
- }
- else if( p_intf->p_sys->i_cookie )
- {
- if( !UnInhibit( p_intf ) )
- {
- vlc_object_release( p_input );
- goto end;
- }
- }
- vlc_object_release( p_input );
- }
- else if( p_intf->p_sys->i_cookie )
- {
- if( !UnInhibit( p_intf ) )
- goto end;
- }
+ var_DelCallback( p_sys->p_input, "state", StateChange, p_intf );
+ vlc_object_release( p_sys->p_input );
}
+ p_sys->p_input = VLC_OBJECT(playlist_CurrentInput( p_sys->p_playlist ));
+ if( p_sys->p_input )
+ var_AddCallback( p_sys->p_input, "state", StateChange, p_intf );
-end:
- vlc_object_unlock( p_intf );
+ (void)var; (void)prev; (void)value; (void)p_playlist;
+ return VLC_SUCCESS;
}