/*****************************************************************************
* 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) 2006-2007 the VideoLAN team
+ * $Id$
*
* Authors: Clément Stenac <zorglub@videolan.org>
*
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
+#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 );
+
+/**********************************************************************
+ * InputManager implementation
+ **********************************************************************/
InputManager::InputManager( QObject *parent, intf_thread_t *_p_intf) :
QObject( parent ), p_intf( _p_intf )
{
+ i_old_playing_status = END_S;
+ old_name="";
p_input = NULL;
- /* Subscribe to updates */
- QObject::connect( DialogsProvider::getInstance( p_intf )->fixed_timer,
- SIGNAL( timeout() ), this, SLOT( update() ) );
+ i_rate = 0;
+ ON_TIMEOUT( update() );
}
InputManager::~InputManager()
{
+ delInput();
}
void InputManager::setInput( input_thread_t *_p_input )
{
+ delInput();
p_input = _p_input;
- emit reset();
+ emit positionUpdated( 0.0,0,0 );
+ b_had_audio = b_had_video = b_has_audio = b_has_video = false;
+ if( p_input )
+ {
+ vlc_object_yield( p_input );
+ vlc_value_t val;
+ var_Change( p_input, "video-es", VLC_VAR_CHOICESCOUNT, &val, NULL );
+ b_has_video = val.i_int > 0;
+ var_Change( p_input, "audio-es", VLC_VAR_CHOICESCOUNT, &val, NULL );
+ b_has_audio = val.i_int > 0;
+ var_AddCallback( p_input, "audio-es", ChangeAudio, this );
+ var_AddCallback( p_input, "video-es", ChangeVideo, this );
+ }
+}
+
+void InputManager::delInput()
+{
+ if( p_input )
+ {
+ var_DelCallback( p_input, "audio-es", ChangeAudio, this );
+ var_DelCallback( p_input, "video-es", ChangeVideo, this );
+ vlc_object_release( p_input );
+ p_input = NULL;
+ }
}
void InputManager::update()
{
- if( !p_input || p_input->b_die ) return;
+ /// \todo Emit the signals only if it changed
+ if( !p_input ) return;
- if( p_input->b_dead )
+ if( p_input->b_dead || p_input->b_die )
{
- //emit statusChanged( 0 );
+ emit positionUpdated( 0.0, 0, 0 );
+ emit navigationChanged( 0 );
+ i_old_playing_status = 0;
+ emit statusChanged( END_S ); // see vlc_input.h, input_state_e enum
+ delInput();
+ return;
}
+
+ /* Update position */
mtime_t i_length, i_time;
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" );
-
emit positionUpdated( f_pos, i_time, i_length );
+
+ 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 );
+ }
+
+ /* 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 )
+ {
+ 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, 0 = NO
+ }
+ else
+ {
+ emit navigationChanged( 2 );
+ }
+ }
+ else
+ {
+ emit navigationChanged( 0 );
+ }
+
+ /* Update text */
+ QString text;
+ char *psz_name = input_item_GetTitle( input_GetItem( p_input ) );
+ char *psz_nowplaying =
+ input_item_GetNowPlaying( input_GetItem( p_input ) );
+ char *psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
+ if( EMPTY_STR( psz_name ) )
+ {
+ free( psz_name );
+ psz_name = input_item_GetName( input_GetItem( p_input ) );
+ }
+ if( !EMPTY_STR( psz_nowplaying ) )
+ {
+ text.sprintf( "%s - %s", psz_nowplaying, psz_name );
+ }
+ else if( !EMPTY_STR( psz_artist ) )
+ {
+ text.sprintf( "%s - %s", psz_artist, psz_name );
+ }
+ else
+ {
+ text.sprintf( "%s", psz_name );
+ }
+ free( psz_name );
+ free( psz_nowplaying );
+ free( psz_artist );
+ if( old_name != text )
+ {
+ emit nameChanged( text );
+ old_name=text;
+ }
+ /* Update playing status */
+ var_Get( p_input, "state", &val );
+ val.i_int = val.i_int == PAUSE_S ? PAUSE_S : PLAYING_S;
+ if( i_old_playing_status != val.i_int )
+ {
+ i_old_playing_status = val.i_int;
+ emit statusChanged( val.i_int == PAUSE_S ? PAUSE_S : PLAYING_S );
+ }
+}
+
+void InputManager::sliderUpdate( float new_pos )
+{
+ if( hasInput() )
+ var_SetFloat( p_input, "position", new_pos );
+}
+
+void InputManager::togglePlayPause()
+{
+ vlc_value_t state;
+ var_Get( p_input, "state", &state );
+ if( state.i_int != PAUSE_S )
+ {
+ /* A stream is being played, pause it */
+ state.i_int = PAUSE_S;
+ }
+ else
+ {
+ /* Stream is paused, resume it */
+ state.i_int = PLAYING_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 );
+}
+
+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
+ **********************************************************************/
+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 );
+ ON_TIMEOUT( updateInput() );
+ /* Warn our embedded IM about input changes */
+ CONNECT( this, inputChanged( input_thread_t * ),
+ im, setInput( input_thread_t * ) );
+}
+
+MainInputManager::~MainInputManager()
+{
+ if( p_input ) vlc_object_release( p_input );
+}
+
+void MainInputManager::updateInput()
+{
+ if( VLC_OBJECT_INTF == p_intf->i_object_type )
+ {
+ vlc_mutex_lock( &p_intf->change_lock );
+ if( p_input && p_input->b_dead )
+ {
+ vlc_object_release( p_input );
+ getIM()->delInput();
+ p_input = NULL;
+ emit inputChanged( NULL );
+ }
+
+ if( !p_input )
+ {
+ QPL_LOCK;
+ p_input = THEPL->p_input;
+ if( p_input )
+ {
+ vlc_object_yield( p_input );
+ emit inputChanged( p_input );
+ }
+ 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 );
+ }
+ }
+}
+
+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 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;
}
projects / vlc / blobdiff