1 /*****************************************************************************
2 * pda.c : PDA Gtk2 plugin for vlc
3 *****************************************************************************
4 * Copyright (C) 2002 VideoLAN
5 * $Id: pda.c,v 1.16 2003/12/04 10:25:47 gbazin Exp $
7 * Authors: Jean-Paul Saman <jpsaman@wxs.nl>
8 * Marc Ariberti <marcari@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
28 #include <stdlib.h> /* malloc(), free() */
29 #include <errno.h> /* ENOMEM */
30 #include <string.h> /* strerror() */
38 #include "pda_callbacks.h"
39 #include "pda_interface.h"
40 #include "pda_support.h"
43 /*****************************************************************************
45 *****************************************************************************/
46 static int Open ( vlc_object_t * );
47 static void Close ( vlc_object_t * );
48 static void Run ( intf_thread_t * );
50 void GtkAutoPlayFile ( vlc_object_t * );
51 static int Manage ( intf_thread_t *p_intf );
52 void E_(GtkDisplayDate) ( GtkAdjustment *p_adj );
53 gint E_(GtkModeManage) ( intf_thread_t * p_intf );
55 /*****************************************************************************
57 *****************************************************************************/
58 #define AUTOPLAYFILE_TEXT N_("Autoplay selected file")
59 #define AUTOPLAYFILE_LONGTEXT N_("Automatically play a file when selected in the "\
60 "file selection list")
62 /*****************************************************************************
64 *****************************************************************************/
66 add_category_hint( N_("Miscellaneous"), NULL, VLC_TRUE );
67 // add_bool( "pda-autoplayfile", 1, GtkAutoPlayFile, AUTOPLAYFILE_TEXT, AUTOPLAYFILE_LONGTEXT, VLC_TRUE );
68 set_description( _("PDA Linux Gtk2+ interface") );
69 set_capability( "interface", 70 );
70 set_callbacks( Open, Close );
71 add_shortcut( "pda" );
74 /*****************************************************************************
75 * Open: initialize and create window
76 *****************************************************************************/
77 static int Open( vlc_object_t *p_this )
79 intf_thread_t *p_intf = (intf_thread_t *)p_this;
81 /* Allocate instance and initialize some members */
82 p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
83 if( p_intf->p_sys == NULL )
85 msg_Err( p_intf, "out of memory" );
90 msg_Dbg( p_intf, "Using gui-helper" );
91 p_intf->p_sys->p_gtk_main = module_Need( p_this, "gui-helper", "gtk2" );
92 if( p_intf->p_sys->p_gtk_main == NULL )
94 free( p_intf->p_sys );
99 /* Initialize Gtk+ thread */
100 p_intf->p_sys->p_input = NULL;
102 p_intf->p_sys->b_autoplayfile = 1;
103 p_intf->p_sys->b_playing = 0;
104 p_intf->p_sys->b_slider_free = 1;
106 p_intf->pf_run = Run;
111 /*****************************************************************************
112 * Close: destroy interface window
113 *****************************************************************************/
114 static void Close( vlc_object_t *p_this )
116 intf_thread_t *p_intf = (intf_thread_t *)p_this;
118 if( p_intf->p_sys->p_input )
120 vlc_object_release( p_intf->p_sys->p_input );
123 #ifdef NEED_GTK2_MAIN
124 msg_Dbg( p_intf, "Releasing gui-helper" );
125 module_Unneed( p_intf, p_intf->p_sys->p_gtk_main );
128 /* Destroy structure */
129 free( p_intf->p_sys );
132 /*****************************************************************************
134 *****************************************************************************
135 * this part of the interface is in a separate thread so that we can call
136 * gtk_main() from within it without annoying the rest of the program.
137 *****************************************************************************/
138 static void Run( intf_thread_t *p_intf )
140 #ifndef NEED_GTK2_MAIN
141 /* gtk_init needs to know the command line. We don't care, so we
142 * give it an empty one */
143 char *p_args[] = { "", NULL };
144 char **pp_args = p_args;
148 playlist_t *p_playlist;
149 GtkCellRenderer *p_renderer = NULL;
150 GtkTreeViewColumn *p_column = NULL;
151 GtkListStore *p_filelist = NULL;
152 GtkListStore *p_playlist_store = NULL;
154 #ifndef NEED_GTK2_MAIN
156 msg_Dbg( p_intf, "Starting pda GTK2+ interface" );
157 gtk_init( &i_args, &pp_args );
159 /* Initialize Gtk+ */
160 msg_Dbg( p_intf, "Starting pda GTK2+ interface thread" );
164 /* Create some useful widgets that will certainly be used */
165 /* FIXME: magic path */
166 add_pixmap_directory("share");
167 add_pixmap_directory("/usr/share/vlc");
169 /* Path for pixmaps under linupy 1.4 */
170 add_pixmap_directory("/usr/local/share/pixmaps/vlc");
171 /* Path for pixmaps under linupy 2.0 */
172 add_pixmap_directory("/usr/share/pixmaps/vlc");
174 p_intf->p_sys->p_window = create_pda();
175 if (p_intf->p_sys->p_window == NULL)
177 msg_Err( p_intf, "unable to create pda interface" );
180 /* Store p_intf to keep an eye on it */
181 gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window),
184 /* Set the title of the main window */
185 gtk_window_set_title( GTK_WINDOW(p_intf->p_sys->p_window),
186 VOUT_TITLE " (PDA Linux interface)");
188 /* Get the notebook object */
189 p_intf->p_sys->p_notebook = GTK_NOTEBOOK( gtk_object_get_data(
190 GTK_OBJECT( p_intf->p_sys->p_window ), "notebook" ) );
192 /* Get the slider object */
193 p_intf->p_sys->p_slider = GTK_HSCALE( gtk_object_get_data(
194 GTK_OBJECT( p_intf->p_sys->p_window ), "timeSlider" ) );
195 p_intf->p_sys->p_slider_label = GTK_LABEL( gtk_object_get_data(
196 GTK_OBJECT( p_intf->p_sys->p_window ), "timeLabel" ) );
198 if (p_intf->p_sys->p_slider == NULL)
199 msg_Err( p_intf, "Time slider widget not found." );
200 if (p_intf->p_sys->p_slider_label == NULL)
201 msg_Err( p_intf, "Time label widget not found." );
204 /* Connect the date display to the slider */
205 msg_Dbg( p_intf, "setting slider adjustment ... " );
206 #define P_SLIDER GTK_RANGE( gtk_object_get_data( \
207 GTK_OBJECT( p_intf->p_sys->p_window ), "timeSlider" ) )
208 p_intf->p_sys->p_adj = gtk_range_get_adjustment( P_SLIDER );
209 if (p_intf->p_sys->p_adj == NULL)
210 msg_Err( p_intf, "Adjustment range not found." );
211 gtk_signal_connect ( GTK_OBJECT( p_intf->p_sys->p_adj ), "value_changed",
212 GTK_SIGNAL_FUNC( E_(GtkDisplayDate) ), NULL );
213 p_intf->p_sys->f_adj_oldvalue = 0;
214 p_intf->p_sys->i_adj_oldvalue = 0;
216 msg_Dbg( p_intf, "setting slider adjustment ... done" );
219 /* BEGIN OF FILEVIEW GTK_TREE_VIEW */
220 p_intf->p_sys->p_tvfile = NULL;
221 p_intf->p_sys->p_tvfile = (GtkTreeView *) lookup_widget( p_intf->p_sys->p_window,
223 if (NULL == p_intf->p_sys->p_tvfile)
224 msg_Err(p_intf, "Error obtaining pointer to File List");
226 /* Insert columns 0 */
227 p_renderer = gtk_cell_renderer_text_new ();
228 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvfile, 0, _("Filename"), p_renderer, NULL);
229 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvfile, 0 );
230 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 0 );
231 gtk_tree_view_column_set_sort_column_id(p_column, 0);
232 /* Insert columns 1 */
233 p_renderer = gtk_cell_renderer_text_new ();
234 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvfile, 1, _("Permissions"), p_renderer, NULL);
235 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvfile, 1 );
236 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 1 );
237 gtk_tree_view_column_set_sort_column_id(p_column, 1);
238 /* Insert columns 2 */
239 p_renderer = gtk_cell_renderer_text_new ();
240 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvfile, 2, _("Size"), p_renderer, NULL);
241 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvfile, 2 );
242 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 2 );
243 gtk_tree_view_column_set_sort_column_id(p_column, 2);
244 /* Insert columns 3 */
245 p_renderer = gtk_cell_renderer_text_new ();
246 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvfile, 3, _("Owner"), p_renderer, NULL);
247 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvfile, 3 );
248 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 3 );
249 gtk_tree_view_column_set_sort_column_id(p_column, 3);
250 /* Insert columns 4 */
251 p_renderer = gtk_cell_renderer_text_new ();
252 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvfile, 4, _("Group"), p_renderer, NULL);
253 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvfile, 4 );
254 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 4 );
255 gtk_tree_view_column_set_sort_column_id(p_column, 4);
257 /* Get new directory listing */
258 p_filelist = gtk_list_store_new (5,
259 G_TYPE_STRING, /* Filename */
260 G_TYPE_STRING, /* permissions */
261 G_TYPE_UINT64, /* File size */
262 G_TYPE_STRING, /* Owner */
263 G_TYPE_STRING);/* Group */
264 ReadDirectory(p_intf, p_filelist, ".");
265 gtk_tree_view_set_model(GTK_TREE_VIEW(p_intf->p_sys->p_tvfile), GTK_TREE_MODEL(p_filelist));
266 g_object_unref(p_filelist); /* Model will be released by GtkTreeView */
267 gtk_tree_selection_set_mode(gtk_tree_view_get_selection(GTK_TREE_VIEW(p_intf->p_sys->p_tvfile)),GTK_SELECTION_MULTIPLE);
269 /* Column properties */
270 gtk_tree_view_set_headers_visible(p_intf->p_sys->p_tvfile, TRUE);
271 gtk_tree_view_columns_autosize(p_intf->p_sys->p_tvfile);
272 gtk_tree_view_set_headers_clickable(GTK_TREE_VIEW(p_intf->p_sys->p_tvfile),TRUE);
273 /* END OF FILEVIEW GTK_TREE_VIEW */
275 /* BEGIN OF PLAYLIST GTK_TREE_VIEW */
276 p_intf->p_sys->p_tvplaylist = NULL;
277 p_intf->p_sys->p_tvplaylist = (GtkTreeView *) lookup_widget( p_intf->p_sys->p_window, "tvPlaylist");
278 if (NULL == p_intf->p_sys->p_tvplaylist)
279 msg_Err(p_intf, "Error obtaining pointer to Play List");
282 p_renderer = gtk_cell_renderer_text_new ();
283 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvplaylist, 0, _("Filename"), p_renderer, NULL);
284 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvplaylist, 0 );
285 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 0 );
286 gtk_tree_view_column_set_sort_column_id(p_column, 0);
288 p_renderer = gtk_cell_renderer_text_new ();
289 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvplaylist, 1, _("Time"), p_renderer, NULL);
290 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvplaylist, 1 );
291 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 1 );
292 gtk_tree_view_column_set_sort_column_id(p_column, 1);
294 /* Column 3 - is a hidden column used for reliable deleting items from the underlying playlist */
295 p_renderer = gtk_cell_renderer_text_new ();
296 gtk_tree_view_insert_column_with_attributes(p_intf->p_sys->p_tvplaylist, 2, _("Index"), p_renderer, NULL);
297 p_column = gtk_tree_view_get_column(p_intf->p_sys->p_tvplaylist, 2 );
298 gtk_tree_view_column_add_attribute(p_column, p_renderer, "text", 2 );
299 gtk_tree_view_column_set_sort_column_id(p_column, 2);
301 /* update the playlist */
302 p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
303 p_playlist_store = gtk_list_store_new (3,
304 G_TYPE_STRING, /* Filename */
305 G_TYPE_STRING, /* Time */
306 G_TYPE_UINT); /* Hidden index */
307 PlaylistRebuildListStore(p_playlist_store, p_playlist);
308 gtk_tree_view_set_model(GTK_TREE_VIEW(p_intf->p_sys->p_tvplaylist), GTK_TREE_MODEL(p_playlist_store));
309 g_object_unref(p_playlist_store);
310 vlc_object_release(p_playlist); /* Free the playlist */
311 gtk_tree_selection_set_mode(gtk_tree_view_get_selection(GTK_TREE_VIEW(p_intf->p_sys->p_tvplaylist)),GTK_SELECTION_MULTIPLE);
313 /* Column properties */
314 gtk_tree_view_set_headers_visible(p_intf->p_sys->p_tvplaylist, TRUE);
315 gtk_tree_view_columns_autosize(p_intf->p_sys->p_tvplaylist);
316 gtk_tree_view_set_headers_clickable(p_intf->p_sys->p_tvplaylist, TRUE);
317 /* END OF PLAYLIST GTK_TREE_VIEW */
319 /* Show the control window */
320 gtk_widget_show( p_intf->p_sys->p_window );
322 #ifdef NEED_GTK2_MAIN
323 msg_Dbg( p_intf, "Manage GTK keyboard events using threads" );
324 while( !p_intf->b_die )
328 /* Sleep to avoid using all CPU - since some interfaces need to
329 * access keyboard events, a 100ms delay is a good compromise */
331 if (p_intf->p_libvlc->i_cpu & CPU_CAPABILITY_FPU)
332 msleep( INTF_IDLE_SLEEP );
338 msg_Dbg( p_intf, "Manage GTK keyboard events using timeouts" );
339 /* Sleep to avoid using all CPU - since some interfaces needs to access
340 * keyboard events, a 1000ms delay is a good compromise */
341 if (p_intf->p_libvlc->i_cpu & CPU_CAPABILITY_FPU)
342 i_dummy = gtk_timeout_add( INTF_IDLE_SLEEP / 1000, (GtkFunction)Manage, p_intf );
344 i_dummy = gtk_timeout_add( 1000, (GtkFunction)Manage, p_intf );
348 /* Remove the timeout */
349 gtk_timeout_remove( i_dummy );
352 gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_window) );
353 #ifdef NEED_GTK2_MAIN
358 /*****************************************************************************
359 * GtkAutoplayFile: Autoplay file depending on configuration settings
360 *****************************************************************************/
361 void GtkAutoPlayFile( vlc_object_t *p_this )
363 GtkWidget *cbautoplay;
364 intf_thread_t *p_intf;
366 vlc_list_t *p_list = vlc_list_find( p_this, VLC_OBJECT_INTF,
369 for( i_index = 0; i_index < p_list->i_count; i_index++ )
371 p_intf = (intf_thread_t *)p_list->p_values[i_index].p_object ;
373 if( strcmp( MODULE_STRING, p_intf->p_module->psz_object_name ) )
377 cbautoplay = GTK_WIDGET( gtk_object_get_data(
378 GTK_OBJECT( p_intf->p_sys->p_window ),
381 if( !config_GetInt( p_this, "pda-autoplayfile" ) )
383 p_intf->p_sys->b_autoplayfile = VLC_FALSE;
387 p_intf->p_sys->b_autoplayfile = VLC_TRUE;
389 gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON( cbautoplay ),
390 p_intf->p_sys->b_autoplayfile );
392 vlc_list_release( p_list );
395 /* following functions are local */
397 /*****************************************************************************
398 * Manage: manage main thread messages
399 *****************************************************************************
400 * In this function, called approx. 10 times a second, we check what the
401 * main program wanted to tell us.
402 *****************************************************************************/
403 static int Manage( intf_thread_t *p_intf )
405 GtkListStore *p_liststore;
406 vlc_mutex_lock( &p_intf->change_lock );
408 /* Update the input */
409 if( p_intf->p_sys->p_input == NULL )
411 p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
414 else if( p_intf->p_sys->p_input->b_dead )
416 vlc_object_release( p_intf->p_sys->p_input );
417 p_intf->p_sys->p_input = NULL;
420 if( p_intf->p_sys->p_input )
422 input_thread_t *p_input = p_intf->p_sys->p_input;
424 vlc_mutex_lock( &p_input->stream.stream_lock );
425 if( !p_input->b_die )
427 /* New input or stream map change */
428 if( p_input->stream.b_changed )
430 playlist_t *p_playlist;
432 E_(GtkModeManage)( p_intf );
433 p_intf->p_sys->b_playing = 1;
435 /* update playlist interface */
436 p_playlist = (playlist_t *) vlc_object_find(
437 p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
438 if (p_playlist != NULL)
440 p_liststore = gtk_list_store_new (3,
443 G_TYPE_UINT); /* Hidden index */
444 PlaylistRebuildListStore(p_liststore, p_playlist);
445 gtk_tree_view_set_model(p_intf->p_sys->p_tvplaylist, (GtkTreeModel*) p_liststore);
446 g_object_unref(p_liststore);
447 vlc_object_release( p_playlist );
451 /* Manage the slider */
452 if (p_intf->p_libvlc->i_cpu & CPU_CAPABILITY_FPU)
454 /* Manage the slider for CPU_CAPABILITY_FPU hardware */
455 if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
457 float newvalue = p_intf->p_sys->p_adj->value;
459 #define p_area p_input->stream.p_selected_area
460 /* If the user hasn't touched the slider since the last time,
461 * then the input can safely change it */
462 if( newvalue == p_intf->p_sys->f_adj_oldvalue )
464 /* Update the value */
465 p_intf->p_sys->p_adj->value =
466 p_intf->p_sys->f_adj_oldvalue =
467 ( 100. * p_area->i_tell ) / p_area->i_size;
468 gtk_signal_emit_by_name( GTK_OBJECT( p_intf->p_sys->p_adj ),
471 /* Otherwise, send message to the input if the user has
472 * finished dragging the slider */
473 else if( p_intf->p_sys->b_slider_free )
475 off_t i_seek = ( newvalue * p_area->i_size ) / 100;
477 /* release the lock to be able to seek */
478 vlc_mutex_unlock( &p_input->stream.stream_lock );
479 input_Seek( p_input, i_seek, INPUT_SEEK_SET );
480 vlc_mutex_lock( &p_input->stream.stream_lock );
482 /* Update the old value */
483 p_intf->p_sys->f_adj_oldvalue = newvalue;
490 /* Manage the slider without CPU_CAPABILITY_FPU hardware */
491 if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
493 off_t newvalue = p_intf->p_sys->p_adj->value;
495 #define p_area p_input->stream.p_selected_area
496 /* If the user hasn't touched the slider since the last time,
497 * then the input can safely change it */
498 if( newvalue == p_intf->p_sys->i_adj_oldvalue )
500 /* Update the value */
501 p_intf->p_sys->p_adj->value =
502 p_intf->p_sys->i_adj_oldvalue =
503 ( 100 * p_area->i_tell ) / p_area->i_size;
504 gtk_signal_emit_by_name( GTK_OBJECT( p_intf->p_sys->p_adj ),
507 /* Otherwise, send message to the input if the user has
508 * finished dragging the slider */
509 else if( p_intf->p_sys->b_slider_free )
511 off_t i_seek = ( newvalue * p_area->i_size ) / 100;
513 /* release the lock to be able to seek */
514 vlc_mutex_unlock( &p_input->stream.stream_lock );
515 input_Seek( p_input, i_seek, INPUT_SEEK_SET );
516 vlc_mutex_lock( &p_input->stream.stream_lock );
518 /* Update the old value */
519 p_intf->p_sys->i_adj_oldvalue = newvalue;
525 vlc_mutex_unlock( &p_input->stream.stream_lock );
527 else if( p_intf->p_sys->b_playing && !p_intf->b_die )
529 E_(GtkModeManage)( p_intf );
530 p_intf->p_sys->b_playing = 0;
533 #ifndef NEED_GTK2_MAIN
536 vlc_mutex_unlock( &p_intf->change_lock );
538 /* Prepare to die, young Skywalker */
545 vlc_mutex_unlock( &p_intf->change_lock );
550 /*****************************************************************************
551 * GtkDisplayDate: display stream date
552 *****************************************************************************
553 * This function displays the current date related to the position in
554 * the stream. It is called whenever the slider changes its value.
555 * The lock has to be taken before you call the function.
556 *****************************************************************************/
557 void E_(GtkDisplayDate)( GtkAdjustment *p_adj )
559 intf_thread_t *p_intf;
561 p_intf = gtk_object_get_data( GTK_OBJECT( p_adj ), "p_intf" );
564 if( p_intf->p_sys->p_input )
566 #define p_area p_intf->p_sys->p_input->stream.p_selected_area
567 char psz_time[ MSTRTIME_MAX_SIZE ];
569 gtk_label_set_text( GTK_LABEL( p_intf->p_sys->p_slider_label ),
570 input_OffsetToTime( p_intf->p_sys->p_input, psz_time,
571 ( p_area->i_size * p_adj->value ) / 100 ) );
577 /*****************************************************************************
578 * GtkModeManage: actualize the aspect of the interface whenever the input
580 *****************************************************************************
581 * The lock has to be taken before you call the function.
582 *****************************************************************************/
583 gint E_(GtkModeManage)( intf_thread_t * p_intf )
585 GtkWidget * p_slider;
586 vlc_bool_t b_control;
588 #define GETWIDGET( ptr, name ) GTK_WIDGET( gtk_object_get_data( GTK_OBJECT( \
589 p_intf->p_sys->ptr ) , ( name ) ) )
591 p_slider = GTK_WIDGET( gtk_object_get_data( GTK_OBJECT(
592 p_intf->p_sys->p_window ), "slider" ) );
593 gtk_widget_hide( GTK_WIDGET( p_slider ) );
595 /* controls unavailable */
598 /* show the box related to current input mode */
599 if( p_intf->p_sys->p_input )
601 /* initialize and show slider for seekable streams */
602 if( p_intf->p_sys->p_input->stream.b_seekable )
604 msg_Dbg( p_intf, "Updating slider widget" );
605 if (p_intf->p_libvlc->i_cpu & CPU_CAPABILITY_FPU)
606 p_intf->p_sys->p_adj->value = p_intf->p_sys->f_adj_oldvalue = 0;
608 p_intf->p_sys->p_adj->value = p_intf->p_sys->i_adj_oldvalue = 0;
609 gtk_signal_emit_by_name( GTK_OBJECT( p_intf->p_sys->p_adj ),
611 gtk_widget_show( GTK_WIDGET( p_slider ) );
614 /* control buttons for free pace streams */
615 b_control = p_intf->p_sys->p_input->stream.b_pace_control;
617 p_intf->p_sys->p_input->stream.b_changed = 0;
618 msg_Dbg( p_intf, "stream has changed, refreshing interface" );
621 /* set control items */
622 gtk_widget_set_sensitive( GETWIDGET(p_window, "tbRewind"), b_control );
623 gtk_widget_set_sensitive( GETWIDGET(p_window, "tbPause"), b_control );
624 gtk_widget_set_sensitive( GETWIDGET(p_window, "tbForward"), b_control );