/*****************************************************************************
* input_manager.cpp : Manage an input and interact with its GUI elements
****************************************************************************
- * Copyright (C) 2000-2005 the VideoLAN team
- * $Id: wxwidgets.cpp 15731 2006-05-25 14:43:53Z zorglub $
+ * Copyright (C) 2006-2008 the VideoLAN team
+ * $Id$
*
* Authors: Clément Stenac <zorglub@videolan.org>
+ * Ilkka Ollakka <ileoo@videolan.org>
+ * Jean-Baptiste <jb@videolan.org>
*
* 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
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+#include "qt4.hpp"
#include "input_manager.hpp"
#include "dialogs_provider.hpp"
-#include "qt4.hpp"
+
+static int ChangeVideo( vlc_object_t *p_this, const char *var, vlc_value_t o,
+ vlc_value_t n, void *param );
+static int ChangeAudio( vlc_object_t *p_this, const char *var, vlc_value_t o,
+ vlc_value_t n, void *param );
+static int ItemChanged( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+static int PLItemChanged( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+static int InterfaceChanged( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+static int ItemStateChanged( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+static int ItemRateChanged( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+static int ItemTitleChanged( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+static int VolumeChanged( vlc_object_t *, const char *,
+ vlc_value_t, vlc_value_t, void * );
+
+/**********************************************************************
+ * InputManager implementation
+ **********************************************************************
+ * The Input Manager can be the main one around the playlist
+ * But can also be used for VLM dialog or similar
+ **********************************************************************/
InputManager::InputManager( QObject *parent, intf_thread_t *_p_intf) :
QObject( parent ), p_intf( _p_intf )
{
- p_input = NULL;
- /* Subscribe to updates */
- connect( DialogsProvider::getInstance( p_intf )->fixed_timer,
- SIGNAL( timeout() ), this, SLOT( update() ) );
+ i_old_playing_status = END_S;
+ b_had_audio = b_had_video = b_has_audio = b_has_video = false;
+ b_has_subs = false;
+ old_name = "";
+ artUrl = "";
+ p_input = NULL;
+ i_rate = 0;
+ i_input_id = 0;
}
InputManager::~InputManager()
{
+ delInput();
}
+/* Define the Input used.
+ Add the callbacks on input
+ p_input is yield once here */
void InputManager::setInput( input_thread_t *_p_input )
{
+ delInput();
p_input = _p_input;
- emit positionUpdated( 0.0,0,0 );
+ b_had_audio = b_had_video = b_has_audio = b_has_video = false;
+ if( p_input && !( p_input->b_dead || p_input->b_die ) )
+ {
+ vlc_object_yield( p_input );
+ emit statusChanged( PLAYING_S );
+ UpdateMeta();
+ UpdateTracks();
+ UpdateNavigation();
+ UpdateArt();
+ addCallbacks();
+ i_input_id = input_GetItem( p_input )->i_id;
+ }
+ else
+ {
+ p_input = NULL;
+ i_input_id = 0;
+ emit rateChanged( INPUT_RATE_DEFAULT );
+ }
}
-void InputManager::update()
+/* delete Input if it ever existed.
+ Delete the callbacls on input
+ p_input is released once here */
+void InputManager::delInput()
{
- /// \todo Emit the signals only if it changed
- if( !p_input || p_input->b_die ) return;
+ if( p_input )
+ {
+ delCallbacks();
+ i_old_playing_status = END_S;
+ i_input_id = 0;
+ old_name = "";
+ artUrl = "";
+ emit positionUpdated( 0.0, 0 ,0 );
+ emit statusChanged( END_S );
+ emit nameChanged( "" );
+ emit artChanged( "" );
+ emit rateChanged( INPUT_RATE_DEFAULT );
+ vlc_object_release( p_input );
+ p_input = NULL;
+ }
+}
+
+/* Add the callbacks on Input. Self explanatory */
+void InputManager::addCallbacks()
+{
+ /* We don't care about:
+ - spu-es
+ - chapter
+ - programs
+ - audio-delay
+ - spu-delay
+ - bookmark
+ - position, time, length, because they are included in intf-change
+ */
+ /* src/input/input.c:1629 */
+ var_AddCallback( p_input, "state", ItemStateChanged, this );
+ /* src/input/es-out.c:550 */
+ var_AddCallback( p_input, "audio-es", ChangeAudio, this );
+ /* src/input/es-out.c:551 */
+ var_AddCallback( p_input, "video-es", ChangeVideo, this );
+ /* src/input/input.c:1765 */
+ var_AddCallback( p_input, "rate-change", ItemRateChanged, this );
+ /* src/input/input.c:2003 */
+ var_AddCallback( p_input, "title", ItemTitleChanged, this );
+ /* src/input/input.c:734 for timers update*/
+ var_AddCallback( p_input, "intf-change", InterfaceChanged, this );
+}
+
+/* Delete the callbacks on Input. Self explanatory */
+void InputManager::delCallbacks()
+{
+ var_DelCallback( p_input, "audio-es", ChangeAudio, this );
+ var_DelCallback( p_input, "video-es", ChangeVideo, this );
+ var_DelCallback( p_input, "state", ItemStateChanged, this );
+ var_DelCallback( p_input, "rate-change", ItemRateChanged, this );
+ var_DelCallback( p_input, "title", ItemTitleChanged, this );
+ var_DelCallback( p_input, "intf-change", InterfaceChanged, this );
+}
+
+/* Convert the event from the callbacks in actions */
+void InputManager::customEvent( QEvent *event )
+{
+ int type = event->type();
+ IMEvent *ple = static_cast<IMEvent *>(event);
+
+ if ( type != PositionUpdate_Type &&
+ type != ItemChanged_Type &&
+ type != ItemRateChanged_Type &&
+ type != ItemTitleChanged_Type &&
+ type != ItemStateChanged_Type )
+ return;
+
+ if( !hasInput() ) return;
- if( p_input->b_dead )
+ if( ( type != PositionUpdate_Type &&
+ type != ItemRateChanged_Type &&
+ type != ItemStateChanged_Type
+ )
+ && ( i_input_id != ple->i_id ) )
+ return;
+
+ if( type != PositionUpdate_Type )
+ msg_Dbg( p_intf, "New Event: type %i", type );
+
+ /* Actions */
+ switch( type )
{
- emit positionUpdated( 0.0, 0, 0 );
- emit navigationChanged( 0 );
- emit statusChanged( 0 ); // 0 = STOPPED, 1 = PAUSE, 2 = PLAY
+ case PositionUpdate_Type:
+ UpdatePosition();
+ break;
+ case ItemChanged_Type:
+ UpdateMeta();
+ UpdateNavigation();
+ UpdateTracks();
+ UpdateStatus();
+ UpdateArt();
+ break;
+ case ItemRateChanged_Type:
+ UpdateRate();
+ break;
+ case ItemTitleChanged_Type:
+ UpdateNavigation();
+ UpdateMeta();
+ break;
+ case ItemStateChanged_Type:
+ UpdateTracks();
+ UpdateStatus();
+ break;
}
+}
+void InputManager::UpdatePosition()
+{
/* Update position */
- mtime_t i_length, i_time;
+ int i_length, i_time; /* Int is enough, since we store seconds */
float f_pos;
- i_length = var_GetTime( p_input, "length" ) / 1000000;
- i_time = var_GetTime( p_input, "time") / 1000000;
- f_pos = var_GetFloat( p_input, "position" );
+ i_length = var_GetTime( p_input , "length" ) / 1000000;
+ i_time = var_GetTime( p_input , "time") / 1000000;
+ f_pos = var_GetFloat( p_input , "position" );
emit positionUpdated( f_pos, i_time, i_length );
+}
- /* Update disc status */
- vlc_value_t val;
+void InputManager::UpdateNavigation()
+{
+ /* Update navigation status */
+ vlc_value_t val; val.i_int = 0;
var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &val, NULL );
if( val.i_int > 0 )
{
- vlc_value_t val;
+ val.i_int = 0;
var_Change( p_input, "chapter", VLC_VAR_CHOICESCOUNT, &val, NULL );
- if( val.i_int > 0 )
- emit navigationChanged( 1 ); // 1 = chapter, 2 = title, 3 = NO
- else
- emit navigationChanged( 2 );
+ emit navigationChanged( (val.i_int > 0) ? 1 : 2 );
}
else
{
emit navigationChanged( 0 );
}
+}
- /* Update text */
+void InputManager::UpdateStatus()
+{
+ /* Update playing status */
+ vlc_value_t val; val.i_int = 0;
+ var_Get( p_input, "state", &val );
+ if( i_old_playing_status != val.i_int )
+ {
+ i_old_playing_status = val.i_int;
+ emit statusChanged( val.i_int );
+ }
+}
+
+void InputManager::UpdateRate()
+{
+ /* Update Rate */
+ int i_new_rate = var_GetInteger( p_input, "rate");
+ if( i_new_rate != i_rate )
+ {
+ i_rate = i_new_rate;
+ /* Update rate */
+ emit rateChanged( i_rate );
+ }
+}
+
+void InputManager::UpdateMeta()
+{
+ /* Update text, name and nowplaying */
QString text;
- if( p_input->input.p_item->p_meta &&
- p_input->input.p_item->p_meta->psz_nowplaying &&
- *p_input->input.p_item->p_meta->psz_nowplaying )
+
+ char *psz_name = input_item_GetTitle( input_GetItem( p_input ) );
+ if( EMPTY_STR( psz_name ) )
{
- text.sprintf( "%s - %s",
- p_input->input.p_item->p_meta->psz_nowplaying,
- p_input->input.p_item->psz_name );
+ free( psz_name );
+ psz_name = input_item_GetName( input_GetItem( p_input ) );
+ }
+
+ char *psz_nowplaying =
+ input_item_GetNowPlaying( input_GetItem( p_input ) );
+ if( !EMPTY_STR( psz_nowplaying ) )
+ {
+ text.sprintf( "%s - %s", psz_nowplaying, psz_name );
}
else
{
- text.sprintf( "%s", p_input->input.p_item->psz_name );
+ char *psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
+ if( !EMPTY_STR( psz_artist ) )
+ {
+ text.sprintf( "%s - %s", psz_artist, psz_name );
+ }
+ else
+ {
+ text.sprintf( "%s", psz_name );
+ }
+ free( psz_artist );
+ }
+ free( psz_name );
+ free( psz_nowplaying );
+
+ if( old_name != text )
+ {
+ emit nameChanged( text );
+ old_name=text;
}
- emit nameChanged( text );
+}
+
+void InputManager::UpdateTracks()
+{
+ /* Has Audio, has Video Tracks ? */
+ vlc_value_t val;
+ var_Change( p_input, "audio-es", VLC_VAR_CHOICESCOUNT, &val, NULL );
+ b_has_audio = val.i_int > 0;
+ var_Change( p_input, "video-es", VLC_VAR_CHOICESCOUNT, &val, NULL );
+ b_has_video = val.i_int > 0;
+ var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &val, NULL );
+ b_has_subs = val.i_int > 0;
+ /* Update ZVBI status */
+#ifdef ZVBI_COMPILED
+ /* Update teletext status*/
+ if( b_has_subs )
+ emit teletextEnabled( false );/* FIXME */
+#endif
}
+void InputManager::UpdateArt()
+{
+ /* Update Art meta */
+ QString url;
+ char *psz_art = input_item_GetArtURL( input_GetItem( p_input ) );
+ url.sprintf("%s", psz_art );
+ free( psz_art );
+ if( artUrl != url )
+ {
+ artUrl = url.replace( "file://",QString("" ) );
+ /* Taglib seems to define a attachment://, It won't work yet */
+ artUrl = url.replace( "attachment://",QString("" ) );
+ emit artChanged( artUrl );
+ msg_Dbg( p_intf, "Art: %s", qtu( artUrl ) );
+ }
+}
+
+/* User update of the slider */
void InputManager::sliderUpdate( float new_pos )
{
- if( p_input && !p_input->b_die && !p_input->b_dead )
+ if( hasInput() )
var_SetFloat( p_input, "position", new_pos );
}
+
+/* User togglePlayPause */
+void InputManager::togglePlayPause()
+{
+ vlc_value_t state;
+ var_Get( p_input, "state", &state );
+ state.i_int = ( state.i_int != PLAYING_S ) ? PLAYING_S : PAUSE_S;
+ var_Set( p_input, "state", state );
+ emit statusChanged( state.i_int );
+}
+
+void InputManager::sectionPrev()
+{
+ if( hasInput() )
+ {
+ int i_type = var_Type( p_input, "next-chapter" );
+ vlc_value_t val; val.b_bool = VLC_TRUE;
+ var_Set( p_input, (i_type & VLC_VAR_TYPE) != 0 ?
+ "prev-chapter":"prev-title", val );
+ }
+}
+
+void InputManager::sectionNext()
+{
+ if( hasInput() )
+ {
+ int i_type = var_Type( p_input, "next-chapter" );
+ vlc_value_t val; val.b_bool = VLC_TRUE;
+ var_Set( p_input, (i_type & VLC_VAR_TYPE) != 0 ?
+ "next-chapter":"next-title", val );
+ }
+}
+
+void InputManager::sectionMenu()
+{
+ if( hasInput() )
+ var_SetInteger( p_input, "title 0", 2 );
+}
+
+#ifdef ZVBI_COMPILED
+void InputManager::telexGotoPage( int page )
+{
+ if( hasInput() )
+ {
+ vlc_object_t *p_vbi;
+ p_vbi = (vlc_object_t *) vlc_object_find_name( p_input,
+ "zvbi", FIND_ANYWHERE );
+ if( p_vbi )
+ {
+ var_SetInteger( p_vbi, "vbi-page", page );
+ vlc_object_release( p_vbi );
+ }
+ }
+}
+
+void InputManager::telexToggle( bool b_enabled )
+{
+ int i_page = b_enabled ? 100 : 0 ;
+
+ telexGotoPage( i_page );
+}
+
+void InputManager::telexSetTransparency( bool b_transp )
+{
+ if( hasInput() )
+ {
+ vlc_object_t *p_vbi;
+ p_vbi = (vlc_object_t *) vlc_object_find_name( p_input,
+ "zvbi", FIND_ANYWHERE );
+ if( p_vbi )
+ {
+ var_SetBool( p_input->p_libvlc, "vbi-opaque", b_transp );
+ vlc_object_release( p_vbi );
+ }
+ }
+}
+#endif
+
+void InputManager::slower()
+{
+ if( hasInput() )
+ var_SetVoid( p_input, "rate-slower" );
+}
+
+void InputManager::faster()
+{
+ if( hasInput() )
+ var_SetVoid( p_input, "rate-faster" );
+}
+
+void InputManager::normalRate()
+{
+ if( hasInput() )
+ var_SetInteger( p_input, "rate", INPUT_RATE_DEFAULT );
+}
+
+void InputManager::setRate( int new_rate )
+{
+ if( hasInput() )
+ var_SetInteger( p_input, "rate", new_rate );
+}
+
+/**********************************************************************
+ * MainInputManager implementation. Wrap an input manager and
+ * take care of updating the main playlist input.
+ * Used in the main playlist Dialog
+ **********************************************************************/
+MainInputManager * MainInputManager::instance = NULL;
+
+MainInputManager::MainInputManager( intf_thread_t *_p_intf )
+ : QObject(NULL), p_intf( _p_intf )
+{
+ p_input = NULL;
+ im = new InputManager( this, p_intf );
+
+// var_AddCallback( THEPL, "item-change", PLItemChanged, this );
+ var_AddCallback( THEPL, "item-change", ItemChanged, im );
+ var_AddCallback( THEPL, "playlist-current", PLItemChanged, this );
+ var_AddCallback( THEPL, "activity", PLItemChanged, this );
+
+ var_AddCallback( p_intf->p_libvlc, "volume-change", VolumeChanged, this );
+
+ // No necessary, I think TODO REMOVE ME at the end
+ //var_AddCallback( THEPL, "intf-change", ItemChanged, im );
+
+ /* Warn our embedded IM about input changes */
+ CONNECT( this, inputChanged( input_thread_t * ),
+ im, setInput( input_thread_t * ) );
+}
+
+MainInputManager::~MainInputManager()
+{
+ if( p_input )
+ {
+ var_DelCallback( p_input, "state", PLItemChanged, this );
+ vlc_object_release( p_input );
+ emit inputChanged( NULL );
+ }
+
+ var_DelCallback( p_intf->p_libvlc, "volume-change", VolumeChanged, this );
+
+ var_DelCallback( THEPL, "activity", PLItemChanged, this );
+ var_DelCallback( THEPL, "item-change", ItemChanged, im );
+// var_DelCallback( THEPL, "item-change", PLItemChanged, this );
+
+ var_DelCallback( THEPL, "playlist-current", PLItemChanged, this );
+}
+
+void MainInputManager::customEvent( QEvent *event )
+{
+ int type = event->type();
+ if ( type != ItemChanged_Type && type != VolumeChanged_Type )
+ return;
+
+ // msg_Dbg( p_intf, "New MainIM Event of type: %i", type );
+ if( type == VolumeChanged_Type )
+ {
+ emit volumeChanged();
+ return;
+ }
+
+ /* Should be PLItemChanged Event */
+ if( VLC_OBJECT_INTF == p_intf->i_object_type )
+ {
+ vlc_mutex_lock( &p_intf->change_lock );
+ if( p_input && ( p_input->b_dead || p_input->b_die ) )
+ {
+ var_DelCallback( p_input, "state", PLItemChanged, this );
+ vlc_object_release( p_input );
+ emit inputChanged( NULL );
+ p_input = NULL;
+ vlc_mutex_unlock( &p_intf->change_lock );
+ return;
+ }
+
+ if( !p_input )
+ {
+ QPL_LOCK;
+ p_input = THEPL->p_input;
+ if( p_input && !( p_input->b_die || p_input->b_dead) )
+ {
+ vlc_object_yield( p_input );
+ var_AddCallback( p_input, "state", PLItemChanged, this );
+ emit inputChanged( p_input );
+ }
+ else
+ p_input = NULL;
+ QPL_UNLOCK;
+ }
+ vlc_mutex_unlock( &p_intf->change_lock );
+ }
+ else
+ {
+ /* we are working as a dialogs provider */
+ playlist_t *p_playlist = (playlist_t *) vlc_object_find( p_intf,
+ VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
+ if( p_playlist )
+ {
+ p_input = p_playlist->p_input;
+ emit inputChanged( p_input );
+ }
+ }
+}
+
+/* Playlist Control functions */
+void MainInputManager::stop()
+{
+ playlist_Stop( THEPL );
+}
+
+void MainInputManager::next()
+{
+ playlist_Next( THEPL );
+}
+
+void MainInputManager::prev()
+{
+ playlist_Prev( THEPL );
+}
+
+void MainInputManager::togglePlayPause()
+{
+ if( p_input == NULL )
+ {
+ playlist_Play( THEPL );
+ return;
+ }
+ getIM()->togglePlayPause();
+}
+
+/* Static callbacks */
+
+/* IM */
+static int InterfaceChanged( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ static int counter = 0;
+ InputManager *im = (InputManager*)param;
+
+ counter = ++counter % 4;
+ if(!counter)
+ return VLC_SUCCESS;
+ IMEvent *event = new IMEvent( PositionUpdate_Type, 0 );
+ QApplication::postEvent( im, static_cast<QEvent*>(event) );
+ return VLC_SUCCESS;
+}
+
+static int ItemStateChanged( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ InputManager *im = (InputManager*)param;
+
+ IMEvent *event = new IMEvent( ItemStateChanged_Type, 0 );
+ QApplication::postEvent( im, static_cast<QEvent*>(event) );
+ return VLC_SUCCESS;
+}
+
+static int ItemRateChanged( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ InputManager *im = (InputManager*)param;
+
+ IMEvent *event = new IMEvent( ItemRateChanged_Type, 0 );
+ QApplication::postEvent( im, static_cast<QEvent*>(event) );
+ return VLC_SUCCESS;
+}
+
+static int ItemTitleChanged( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ InputManager *im = (InputManager*)param;
+
+ IMEvent *event = new IMEvent( ItemTitleChanged_Type, 0 );
+ QApplication::postEvent( im, static_cast<QEvent*>(event) );
+ return VLC_SUCCESS;
+}
+
+static int ItemChanged( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ InputManager *im = (InputManager*)param;
+
+ IMEvent *event = new IMEvent( ItemChanged_Type, newval.i_int );
+ QApplication::postEvent( im, static_cast<QEvent*>(event) );
+ return VLC_SUCCESS;
+}
+
+
+static int ChangeAudio( vlc_object_t *p_this, const char *var, vlc_value_t o,
+ vlc_value_t n, void *param )
+{
+ InputManager *im = (InputManager*)param;
+ im->b_has_audio = true;
+ return VLC_SUCCESS;
+}
+
+static int ChangeVideo( vlc_object_t *p_this, const char *var, vlc_value_t o,
+ vlc_value_t n, void *param )
+{
+ InputManager *im = (InputManager*)param;
+ im->b_has_video = true;
+ return VLC_SUCCESS;
+}
+
+/* MIM */
+static int PLItemChanged( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ MainInputManager *mim = (MainInputManager*)param;
+
+ IMEvent *event = new IMEvent( ItemChanged_Type, newval.i_int );
+ QApplication::postEvent( mim, static_cast<QEvent*>(event) );
+ return VLC_SUCCESS;
+}
+
+static int VolumeChanged( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ MainInputManager *mim = (MainInputManager*)param;
+
+ IMEvent *event = new IMEvent( VolumeChanged_Type, newval.i_int );
+ QApplication::postEvent( mim, static_cast<QEvent*>(event) );
+ return VLC_SUCCESS;
+}
+
projects / vlc / blobdiff