1 /*****************************************************************************
2 * gnome.c : Gnome plugin for vlc
3 *****************************************************************************
4 * Copyright (C) 2000 VideoLAN
5 * $Id: gnome.c,v 1.15 2003/03/30 18:14:37 gbazin Exp $
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
27 #include <stdlib.h> /* malloc(), free() */
28 #include <errno.h> /* ENOMEM */
29 #include <string.h> /* strerror() */
37 #include "gnome_callbacks.h"
38 #include "gnome_interface.h"
39 #include "gnome_support.h"
43 /*****************************************************************************
45 *****************************************************************************/
46 static int Open ( vlc_object_t * );
47 static void Close ( vlc_object_t * );
49 static void Run ( intf_thread_t * );
50 static void Manage ( intf_thread_t * );
52 /*****************************************************************************
54 *****************************************************************************/
55 #define TOOLTIPS_TEXT N_("show tooltips")
56 #define TOOLTIPS_LONGTEXT N_("Show tooltips for configuration options.")
58 #define TOOLBAR_TEXT N_("show text on toolbar buttons")
59 #define TOOLBAR_LONGTEXT N_("Show the text below icons on the toolbar.")
61 #define PREFS_MAXH_TEXT N_("maximum height for the configuration windows")
62 #define PREFS_MAXH_LONGTEXT N_( \
63 "You can set the maximum height that the configuration windows in the " \
64 "preferences menu will occupy.")
70 int i = getenv( "DISPLAY" ) == NULL ? 15 : 100;
72 add_category_hint( N_("GNOME"), NULL, VLC_FALSE );
73 add_bool( "gnome-tooltips", 1, E_(GtkHideTooltips),
74 TOOLTIPS_TEXT, TOOLTIPS_LONGTEXT, VLC_FALSE );
75 add_bool( "gnome-toolbartext", 1, GtkHideToolbarText, TOOLBAR_TEXT,
76 TOOLBAR_LONGTEXT, VLC_FALSE );
77 add_integer( "gnome-prefs-maxh", 480, NULL,
78 PREFS_MAXH_TEXT, PREFS_MAXH_LONGTEXT, VLC_TRUE );
80 set_description( _("GNOME interface") );
81 set_capability( "interface", i );
82 set_callbacks( Open, Close );
83 set_program( "gnome-vlc" );
86 /*****************************************************************************
87 * Open: initialize and create window
88 *****************************************************************************/
89 static int Open( vlc_object_t *p_this )
91 intf_thread_t *p_intf = (intf_thread_t *)p_this;
93 /* Allocate instance and initialize some members */
94 p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
95 if( p_intf->p_sys == NULL )
97 msg_Err( p_intf, "out of memory" );
101 p_intf->p_sys->p_gtk_main = module_Need( p_this, "gui-helper", "gnome" );
102 if( p_intf->p_sys->p_gtk_main == NULL )
104 free( p_intf->p_sys );
108 p_intf->pf_run = Run;
110 p_intf->p_sys->p_sub = msg_Subscribe( p_intf );
112 /* Initialize Gnome thread */
113 p_intf->p_sys->b_playing = VLC_FALSE;
114 p_intf->p_sys->b_deinterlace_update = VLC_FALSE;
116 p_intf->p_sys->b_aout_update = VLC_FALSE;
117 p_intf->p_sys->b_vout_update = VLC_FALSE;
119 p_intf->p_sys->b_popup_changed = VLC_FALSE;
120 p_intf->p_sys->b_window_changed = VLC_FALSE;
121 p_intf->p_sys->b_playlist_changed = VLC_FALSE;
122 p_intf->p_sys->b_program_update = VLC_FALSE;
123 p_intf->p_sys->b_title_update = VLC_FALSE;
124 p_intf->p_sys->b_chapter_update = VLC_FALSE;
125 p_intf->p_sys->b_spu_update = VLC_FALSE;
126 p_intf->p_sys->b_audio_update = VLC_FALSE;
128 p_intf->p_sys->p_input = NULL;
129 p_intf->p_sys->i_playing = -1;
130 p_intf->p_sys->b_slider_free = VLC_TRUE;
132 p_intf->p_sys->i_part = 0;
133 p_intf->p_sys->b_mute = VLC_FALSE;
138 /*****************************************************************************
139 * Close: destroy interface window
140 *****************************************************************************/
141 static void Close( vlc_object_t *p_this )
143 intf_thread_t *p_intf = (intf_thread_t *)p_this;
145 if( p_intf->p_sys->p_input )
147 vlc_object_release( p_intf->p_sys->p_input );
150 msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
152 module_Unneed( p_intf, p_intf->p_sys->p_gtk_main );
154 /* Destroy structure */
155 free( p_intf->p_sys );
158 /*****************************************************************************
160 *****************************************************************************
161 * this part of the interface is in a separate thread so that we can call
162 * gtk_main() from within it without annoying the rest of the program.
163 * XXX: the approach may look kludgy, and probably is, but I could not find
164 * a better way to dynamically load a Gnome interface at runtime.
165 *****************************************************************************/
166 static void Run( intf_thread_t *p_intf )
168 /* The data types we are allowed to receive */
169 static GtkTargetEntry target_table[] =
171 { "STRING", 0, DROP_ACCEPT_STRING },
172 { "text/uri-list", 0, DROP_ACCEPT_TEXT_URI_LIST },
173 { "text/plain", 0, DROP_ACCEPT_TEXT_PLAIN }
180 /* Create some useful widgets that will certainly be used */
181 p_intf->p_sys->p_window = create_intf_window( );
182 p_intf->p_sys->p_popup = create_intf_popup( );
183 p_intf->p_sys->p_playwin = create_intf_playlist();
184 p_intf->p_sys->p_messages = create_intf_messages();
185 p_intf->p_sys->p_tooltips = gtk_tooltips_new();
186 p_intf->p_sys->p_sout = create_intf_sout();
188 /* Set the title of the main window */
189 gtk_window_set_title( GTK_WINDOW(p_intf->p_sys->p_window),
190 VOUT_TITLE " (Gnome interface)");
192 /* Accept file drops on the main window */
193 gtk_drag_dest_set( GTK_WIDGET( p_intf->p_sys->p_window ),
194 GTK_DEST_DEFAULT_ALL, target_table,
195 DROP_ACCEPT_END, GDK_ACTION_COPY );
196 /* Accept file drops on the playlist window */
197 gtk_drag_dest_set( GTK_WIDGET( gtk_object_get_data( GTK_OBJECT(
198 p_intf->p_sys->p_playwin ), "playlist_clist") ),
199 GTK_DEST_DEFAULT_ALL, target_table,
200 DROP_ACCEPT_END, GDK_ACTION_COPY );
202 /* Get the slider object */
203 p_intf->p_sys->p_slider_frame = gtk_object_get_data(
204 GTK_OBJECT( p_intf->p_sys->p_window ), "slider_frame" );
206 /* Configure the log window */
207 p_intf->p_sys->p_messages_text = GTK_TEXT( gtk_object_get_data(
208 GTK_OBJECT(p_intf->p_sys->p_messages ), "messages_textbox" ) );
209 gtk_text_set_line_wrap( p_intf->p_sys->p_messages_text, TRUE);
210 gtk_text_set_word_wrap( p_intf->p_sys->p_messages_text, FALSE);
212 /* Get the interface labels */
213 #define P_LABEL( name ) GTK_LABEL( gtk_object_get_data( \
214 GTK_OBJECT( p_intf->p_sys->p_window ), name ) )
215 p_intf->p_sys->p_label_title = P_LABEL( "title_label" );
216 p_intf->p_sys->p_label_chapter = P_LABEL( "chapter_label" );
219 /* Connect the date display to the slider */
220 #define P_SLIDER GTK_RANGE( gtk_object_get_data( \
221 GTK_OBJECT( p_intf->p_sys->p_window ), "slider" ) )
222 p_intf->p_sys->p_adj = gtk_range_get_adjustment( P_SLIDER );
224 gtk_signal_connect ( GTK_OBJECT( p_intf->p_sys->p_adj ), "value_changed",
225 GTK_SIGNAL_FUNC( E_(GtkDisplayDate) ), NULL );
226 p_intf->p_sys->f_adj_oldvalue = 0;
229 /* We don't create these ones yet because we perhaps won't need them */
230 p_intf->p_sys->p_about = NULL;
231 p_intf->p_sys->p_modules = NULL;
232 p_intf->p_sys->p_open = NULL;
233 p_intf->p_sys->p_jump = NULL;
235 /* Hide tooltips if the option is set */
236 if( !config_GetInt( p_intf, "gnome-tooltips" ) )
238 gtk_tooltips_disable( p_intf->p_sys->p_tooltips );
241 /* Hide toolbar text of the option is set */
242 if( !config_GetInt( p_intf, "gnome-toolbartext" ) )
244 gtk_toolbar_set_style(
245 GTK_TOOLBAR(lookup_widget( p_intf->p_sys->p_window, "toolbar" )),
249 /* Store p_intf to keep an eye on it */
250 gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window),
253 gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_popup),
255 gtk_object_set_data( GTK_OBJECT( gtk_object_get_data(
256 GTK_OBJECT(p_intf->p_sys->p_popup),
257 "popup_audio" ) ), "p_intf", p_intf );
258 gtk_object_set_data( GTK_OBJECT( gtk_object_get_data(
259 GTK_OBJECT(p_intf->p_sys->p_popup),
260 "popup_video" ) ), "p_intf", p_intf );
262 gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_playwin ),
265 gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_messages ),
268 gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_adj),
271 gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_sout ),
274 psz_sout = config_GetPsz( p_intf, "sout" );
275 p_target = g_string_new( psz_sout ? psz_sout : "" );
276 if( psz_sout ) free( psz_sout );
278 gtk_entry_set_text( gtk_object_get_data( GTK_OBJECT( p_intf->p_sys->p_sout ), "sout_entry_target" ), p_target->str );
279 g_string_free( p_target, TRUE );
281 /* FIXME it's to be sure that only file entry is selected */
282 gtk_toggle_button_set_active( gtk_object_get_data( GTK_OBJECT( p_intf->p_sys->p_sout ),
283 "sout_access_udp" ), TRUE );
285 gtk_toggle_button_set_active( gtk_object_get_data( GTK_OBJECT( p_intf->p_sys->p_sout ),
286 "sout_access_file" ), TRUE );
288 /* Show the control window */
289 gtk_widget_show( p_intf->p_sys->p_window );
291 while( !p_intf->b_die )
295 /* Sleep to avoid using all CPU - since some interfaces need to
296 * access keyboard events, a 100ms delay is a good compromise */
298 msleep( INTF_IDLE_SLEEP );
302 /* Destroy the Tooltips structure */
303 gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_tooltips) );
304 gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_messages) );
305 gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_playwin) );
306 gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_popup) );
307 gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_window) );
312 /* following functions are local */
314 /*****************************************************************************
315 * Manage: manage main thread messages
316 *****************************************************************************
317 * In this function, called approx. 10 times a second, we check what the
318 * main program wanted to tell us.
319 *****************************************************************************/
320 static void Manage( intf_thread_t *p_intf )
324 vlc_mutex_lock( &p_intf->change_lock );
326 /* If the "display popup" flag has changed */
327 if( p_intf->b_menu_change )
329 if( !GTK_IS_WIDGET( p_intf->p_sys->p_popup ) )
331 p_intf->p_sys->p_popup = create_intf_popup();
332 gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_popup ),
336 gnome_popup_menu_do_popup( p_intf->p_sys->p_popup,
337 NULL, NULL, NULL, NULL );
338 p_intf->b_menu_change = 0;
341 /* Update the log window */
342 vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
343 i_stop = *p_intf->p_sys->p_sub->pi_stop;
344 vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
346 if( p_intf->p_sys->p_sub->i_start != i_stop )
348 static GdkColor white = { 0, 0xffff, 0xffff, 0xffff };
349 static GdkColor gray = { 0, 0xaaaa, 0xaaaa, 0xaaaa };
350 static GdkColor yellow = { 0, 0xffff, 0xffff, 0x6666 };
351 static GdkColor red = { 0, 0xffff, 0x6666, 0x6666 };
353 static const char * ppsz_type[4] = { ": ", " error: ", " warning: ",
355 static GdkColor * pp_color[4] = { &white, &red, &yellow, &gray };
357 for( i_start = p_intf->p_sys->p_sub->i_start;
359 i_start = (i_start+1) % VLC_MSG_QSIZE )
361 /* Append all messages to log window */
362 gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
363 NULL, p_intf->p_sys->p_sub->p_msg[i_start].psz_module, -1 );
365 gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
366 NULL, ppsz_type[p_intf->p_sys->p_sub->p_msg[i_start].i_type],
369 gtk_text_insert( p_intf->p_sys->p_messages_text, NULL,
370 pp_color[p_intf->p_sys->p_sub->p_msg[i_start].i_type], NULL,
371 p_intf->p_sys->p_sub->p_msg[i_start].psz_msg, -1 );
373 gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
377 vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
378 p_intf->p_sys->p_sub->i_start = i_start;
379 vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
381 /* If the messages list becomes too big, just clean half of it. */
382 if( gtk_text_get_length( p_intf->p_sys->p_messages_text ) >
383 VLC_MSG_QSIZE * 1000 )
385 gtk_text_set_point( p_intf->p_sys->p_messages_text, 0 );
386 gtk_text_forward_delete( p_intf->p_sys->p_messages_text,
387 gtk_text_get_length( p_intf->p_sys->p_messages_text ) / 2 );
390 gtk_text_set_point( p_intf->p_sys->p_messages_text,
391 gtk_text_get_length( p_intf->p_sys->p_messages_text ) );
394 /* Update the playlist */
395 GtkPlayListManage( p_intf );
397 /* Update the input */
398 if( p_intf->p_sys->p_input != NULL )
400 if( p_intf->p_sys->p_input->b_dead )
402 vlc_object_release( p_intf->p_sys->p_input );
403 p_intf->p_sys->p_input = NULL;
407 if( p_intf->p_sys->p_input == NULL )
409 p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
413 if( p_intf->p_sys->p_input )
415 input_thread_t *p_input = p_intf->p_sys->p_input;
416 aout_instance_t *p_aout = NULL;
417 vout_thread_t *p_vout = NULL;
418 vlc_bool_t b_need_menus = VLC_FALSE;
420 vlc_mutex_lock( &p_input->stream.stream_lock );
422 if( !p_input->b_die )
424 /* New input or stream map change */
425 if( p_input->stream.b_changed )
427 E_(GtkModeManage)( p_intf );
428 GtkSetupMenus( p_intf );
429 p_intf->p_sys->b_playing = 1;
432 /* Manage the slider */
433 if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
435 float newvalue = p_intf->p_sys->p_adj->value;
437 #define p_area p_input->stream.p_selected_area
438 /* If the user hasn't touched the slider since the last time,
439 * then the input can safely change it */
440 if( newvalue == p_intf->p_sys->f_adj_oldvalue )
442 /* Update the value */
443 p_intf->p_sys->p_adj->value =
444 p_intf->p_sys->f_adj_oldvalue =
445 ( 100. * p_area->i_tell ) / p_area->i_size;
447 gtk_signal_emit_by_name( GTK_OBJECT( p_intf->p_sys->p_adj ),
450 /* Otherwise, send message to the input if the user has
451 * finished dragging the slider.
452 * Beware, the hack below is needed by the dvdplay plugin! */
453 else if( p_intf->p_sys->b_slider_free
454 /* hack -> */ && (p_intf->p_sys->f_adj_oldvalue < 100.) )
456 if( newvalue >= 0. && newvalue < 100. )
458 off_t i_seek = ( newvalue * p_area->i_size ) / 100;
460 vlc_mutex_unlock( &p_input->stream.stream_lock );
461 input_Seek( p_input, i_seek, INPUT_SEEK_SET );
462 vlc_mutex_lock( &p_input->stream.stream_lock );
465 /* Update the old value */
466 p_intf->p_sys->f_adj_oldvalue = newvalue;
471 if( p_intf->p_sys->i_part !=
472 p_input->stream.p_selected_area->i_part )
474 p_intf->p_sys->b_chapter_update = 1;
475 b_need_menus = VLC_TRUE;
478 /* Does the audio output require to update the menus ? */
479 p_aout = (aout_instance_t *)vlc_object_find( p_intf, VLC_OBJECT_AOUT,
484 if( var_Get( (vlc_object_t *)p_aout, "intf-change", &val ) >= 0
487 p_intf->p_sys->b_aout_update = 1;
491 vlc_object_release( (vlc_object_t *)p_aout );
495 /* Does the video output require to update the menus ? */
496 p_vout = (vout_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_VOUT,
501 if( var_Get( (vlc_object_t *)p_vout, "intf-change", &val ) >= 0
504 p_intf->p_sys->b_vout_update = 1;
508 vlc_object_release( (vlc_object_t *)p_vout );
513 GtkSetupMenus( p_intf );
517 vlc_mutex_unlock( &p_input->stream.stream_lock );
519 else if( p_intf->p_sys->b_playing && !p_intf->b_die )
521 E_(GtkModeManage)( p_intf );
522 p_intf->p_sys->b_playing = 0;
525 vlc_mutex_unlock( &p_intf->change_lock );