git.sesse.net Git - vlc/blob - modules/gui/gtk/open.c

   1 /*****************************************************************************
   2  * gtk_open.c : functions to handle file/disc/network open widgets.
   3  *****************************************************************************
   4  * Copyright (C) 2000, 2001 VideoLAN
   5  * $Id: open.c,v 1.8 2003/01/10 17:30:18 lool Exp $
   6  *
   7  * Authors: Samuel Hocevar <sam@zoy.org>
   8  *          Stéphane Borel <stef@via.ecp.fr>
   9  *
  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.
  14  *
  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.
  19  *
  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  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <sys/types.h>                                              /* off_t */
  29 #include <stdlib.h>
  30
  31 #include <vlc/vlc.h>
  32 #include <vlc/intf.h>
  33
  34 #ifdef MODULE_NAME_IS_gnome
  35 #   include <gnome.h>
  36 #else
  37 #   include <gtk/gtk.h>
  38 #endif
  39
  40 #include <string.h>
  41
  42 #include "gtk_callbacks.h"
  43 #include "gtk_interface.h"
  44 #include "gtk_support.h"
  45
  46 #include "playlist.h"
  47 #include "common.h"
  48
  49 #include "netutils.h"
  50
  51 static void GtkOpenShow( intf_thread_t *, int );
  52
  53 static void GtkFileOpenChanged    ( GtkWidget *, gpointer );
  54 static void GtkDiscOpenChanged    ( GtkWidget *, gpointer );
  55 static void GtkNetworkOpenChanged ( GtkWidget *, gpointer );
  56 static void GtkSatOpenChanged     ( GtkWidget *, gpointer );
  57
  58 /*****************************************************************************
  59  * File requester callbacks
  60  *****************************************************************************
  61  * The following callbacks are related to the file requester.
  62  *****************************************************************************/
  63 void GtkFileShow( GtkButton * button, gpointer user_data )
  64 {
  65     GtkWidget * p_file = create_intf_file();
  66
  67     gtk_object_set_data( GTK_OBJECT(p_file), "p_intf",
  68                          GtkGetIntf( button ) );
  69
  70     gtk_widget_show( p_file );
  71     gdk_window_raise( p_file->window );
  72 }
  73
  74 void GtkFileOk( GtkButton * button, gpointer user_data )
  75 {
  76     GtkWidget * p_file = gtk_widget_get_toplevel( GTK_WIDGET (button) );
  77
  78     char *psz_filename;
  79     intf_thread_t * p_intf = GtkGetIntf( button );
  80
  81     /* add the new file to the dialog box */
  82     psz_filename =
  83             gtk_file_selection_get_filename( GTK_FILE_SELECTION( p_file ) );
  84     gtk_entry_set_text( GTK_ENTRY( lookup_widget( p_intf->p_sys->p_open,
  85                                                   "entry_file" ) ),
  86                         psz_filename );
  87     gtk_widget_destroy( p_file );
  88 }
  89
  90 void GtkFileCancel( GtkButton * button, gpointer user_data )
  91 {
  92     gtk_widget_destroy( gtk_widget_get_toplevel( GTK_WIDGET (button) ) );
  93 }
  94
  95 /*****************************************************************************
  96  * Open file callbacks
  97  *****************************************************************************
  98  * The following callbacks are related to the file tab.
  99  *****************************************************************************/
 100 gboolean GtkFileOpenShow( GtkWidget       *widget,
 101                           gpointer         user_data )
 102 {
 103     GtkOpenShow( GtkGetIntf( widget ), 0 );
 104
 105     return TRUE;
 106 }
 107
 108 static void GtkFileOpenChanged( GtkWidget * button, gpointer user_data )
 109 {
 110     GString *       p_target;
 111
 112     p_target = g_string_new( "file://" );
 113     g_string_append( p_target,
 114                      gtk_entry_get_text( GTK_ENTRY( lookup_widget(
 115                                      GTK_WIDGET(button), "entry_file" ) ) ) );
 116     gtk_entry_set_text( GTK_ENTRY( lookup_widget(
 117                                    GTK_WIDGET(button), "entry_open" ) ),
 118                         p_target->str );
 119     g_string_free( p_target, TRUE );
 120 }
 121
 122 /*****************************************************************************
 123  * Open disc callbacks
 124  *****************************************************************************
 125  * The following callbacks are related to the disc manager.
 126  *****************************************************************************/
 127 gboolean GtkDiscOpenShow( GtkWidget       *widget,
 128                           gpointer         user_data)
 129 {
 130     GtkOpenShow( GtkGetIntf( widget ), 1 );
 131
 132     return TRUE;
 133 }
 134
 135 void GtkDiscOpenDvd( GtkToggleButton * togglebutton, gpointer user_data )
 136 {
 137     intf_thread_t * p_intf = GtkGetIntf( togglebutton );
 138     char *psz_device;
 139
 140     if( togglebutton->active
 141          && (psz_device = config_GetPsz( p_intf, "dvd" )) )
 142     {
 143         gtk_entry_set_text(
 144             GTK_ENTRY( lookup_widget( GTK_WIDGET(togglebutton),
 145                                       "disc_name" ) ), psz_device );
 146         free( psz_device );
 147     }
 148 }
 149
 150 void GtkDiscOpenVcd( GtkToggleButton * togglebutton, gpointer user_data )
 151 {
 152     intf_thread_t * p_intf = GtkGetIntf( togglebutton );
 153     char *psz_device;
 154
 155     if( togglebutton->active
 156          && (psz_device = config_GetPsz( p_intf, "vcd" )) )
 157     {
 158         gtk_entry_set_text(
 159             GTK_ENTRY( lookup_widget( GTK_WIDGET(togglebutton),
 160                                       "disc_name" ) ), psz_device );
 161         free( psz_device );
 162     }
 163 }
 164
 165 static void GtkDiscOpenChanged( GtkWidget * button, gpointer user_data )
 166 {
 167     GString * p_target = g_string_new( "" );
 168
 169     if( GTK_TOGGLE_BUTTON( lookup_widget( GTK_WIDGET(button),
 170                                           "disc_dvd" ) )->active )
 171     {
 172         g_string_append( p_target, "dvd://" );
 173     }
 174     else if( GTK_TOGGLE_BUTTON( lookup_widget( GTK_WIDGET(button),
 175                                                "disc_vcd" ) )->active )
 176     {
 177         g_string_append( p_target, "vcd://" );
 178     }
 179
 180     g_string_append( p_target,
 181                      gtk_entry_get_text( GTK_ENTRY( lookup_widget(
 182                                      GTK_WIDGET(button), "disc_name" ) ) ) );
 183     g_string_sprintfa( p_target, "@%i,%i",
 184                        gtk_spin_button_get_value_as_int(
 185                               GTK_SPIN_BUTTON( lookup_widget(
 186                                   GTK_WIDGET(button), "disc_title" ) ) ),
 187                        gtk_spin_button_get_value_as_int(
 188                               GTK_SPIN_BUTTON( lookup_widget(
 189                                   GTK_WIDGET(button), "disc_chapter" ) ) ) );
 190
 191     gtk_entry_set_text( GTK_ENTRY( lookup_widget(
 192                                    GTK_WIDGET(button), "entry_open" ) ),
 193                         p_target->str );
 194     g_string_free( p_target, TRUE );
 195 }
 196
 197 /*****************************************************************************
 198  * Network stream callbacks
 199  *****************************************************************************
 200  * The following callbacks are related to the network stream manager.
 201  *****************************************************************************/
 202 gboolean GtkNetworkOpenShow( GtkWidget       *widget,
 203                              gpointer         user_data )
 204 {
 205     GtkOpenShow( GtkGetIntf( widget ), 2 );
 206
 207     return TRUE;
 208 }
 209
 210 static void GtkNetworkOpenChanged( GtkWidget *button, gpointer user_data )
 211 {
 212     intf_thread_t * p_intf = GtkGetIntf( button );
 213     GString *       p_target = g_string_new( "" );
 214
 215     unsigned int    i_port;
 216     vlc_bool_t      b_channel;
 217
 218     /* Manage channel server */
 219     b_channel = gtk_toggle_button_get_active( GTK_TOGGLE_BUTTON(
 220             lookup_widget( GTK_WIDGET(button), "network_channel" ) ) );
 221     config_PutInt( p_intf, "network-channel", b_channel );
 222
 223 #define SELECTED( s ) GTK_TOGGLE_BUTTON( lookup_widget( GTK_WIDGET(button), \
 224                        (s) ) )->active
 225     /* Check which option was chosen */
 226     if( SELECTED( "network_udp" ) )
 227     {
 228         g_string_append( p_target, "udp://" );
 229         i_port = gtk_spin_button_get_value_as_int( GTK_SPIN_BUTTON(
 230                                lookup_widget( GTK_WIDGET(button),
 231                                               "network_udp_port" ) ) );
 232         if( i_port != 1234 )
 233         {
 234             g_string_sprintfa( p_target, "@:%i", i_port );
 235         }
 236     }
 237     else if( SELECTED( "network_multicast" ) )
 238     {
 239         g_string_sprintfa( p_target, "udp://@%s",
 240                            gtk_entry_get_text( GTK_ENTRY(
 241                             lookup_widget( GTK_WIDGET(button),
 242                                            "network_multicast_address" ) ) ) );
 243         i_port = gtk_spin_button_get_value_as_int( GTK_SPIN_BUTTON(
 244                                lookup_widget( GTK_WIDGET(button),
 245                                               "network_multicast_port" ) ) );
 246         if( i_port != 1234 )
 247         {
 248             g_string_sprintfa( p_target, ":%i", i_port );
 249         }
 250     }
 251     else if( SELECTED( "network_channel" ) )
 252     {
 253         char *          psz_channel;
 254         unsigned int    i_channel_port;
 255
 256         if( p_intf->p_vlc->p_channel == NULL )
 257         {
 258             network_ChannelCreate( p_intf );
 259         }
 260
 261         psz_channel = gtk_entry_get_text( GTK_ENTRY( lookup_widget(
 262                         GTK_WIDGET(button), "network_channel_address" ) ) );
 263         i_channel_port = gtk_spin_button_get_value_as_int( GTK_SPIN_BUTTON(
 264             lookup_widget( GTK_WIDGET(button), "network_channel_port" ) ) );
 265
 266         config_PutPsz( p_intf, "channel-server", psz_channel );
 267         if( i_channel_port < 65536 )
 268         {
 269             config_PutInt( p_intf, "channel-port", i_channel_port );
 270         }
 271
 272         /* FIXME: we should use a playlist server instead */
 273         g_string_append( p_target, "udp://" );
 274     }
 275     else if( SELECTED( "network_http" ) )
 276     {
 277         g_string_assign( p_target,
 278                          gtk_entry_get_text( GTK_ENTRY( lookup_widget(
 279                                GTK_WIDGET(button), "network_http_url" ) ) ) );
 280     }
 281
 282     gtk_entry_set_text( GTK_ENTRY( lookup_widget(
 283                                    GTK_WIDGET(button), "entry_open" ) ),
 284                         p_target->str );
 285     g_string_free( p_target, TRUE );
 286 }
 287
 288 void GtkNetworkOpenUDP( GtkToggleButton *togglebutton,
 289                                         gpointer user_data )
 290 {
 291     GtkWidget *     p_open;
 292
 293     p_open = gtk_widget_get_toplevel( GTK_WIDGET (togglebutton) );
 294
 295     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 296                     "network_udp_port_label" ),
 297                     gtk_toggle_button_get_active( togglebutton ) );
 298     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 299                     "network_udp_port" ),
 300                     gtk_toggle_button_get_active( togglebutton ) );
 301
 302     GtkNetworkOpenChanged( GTK_WIDGET( togglebutton ), user_data );
 303 }
 304
 305 void GtkNetworkOpenMulticast( GtkToggleButton *togglebutton,
 306                                               gpointer user_data )
 307 {
 308     GtkWidget *     p_open;
 309
 310     p_open = gtk_widget_get_toplevel( GTK_WIDGET (togglebutton) );
 311     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 312                     "network_multicast_address_label" ),
 313                     gtk_toggle_button_get_active( togglebutton ) );
 314     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 315                     "network_multicast_address_combo" ),
 316                     gtk_toggle_button_get_active( togglebutton ) );
 317
 318     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 319                     "network_multicast_port_label" ),
 320                     gtk_toggle_button_get_active( togglebutton ) );
 321     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 322                     "network_multicast_port" ),
 323                     gtk_toggle_button_get_active( togglebutton ) );
 324
 325     GtkNetworkOpenChanged( GTK_WIDGET( togglebutton ), user_data );
 326 }
 327
 328
 329 void GtkNetworkOpenChannel( GtkToggleButton *togglebutton,
 330                                        gpointer user_data )
 331 {
 332     GtkWidget *     p_open;
 333
 334     p_open = gtk_widget_get_toplevel( GTK_WIDGET (togglebutton) );
 335     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 336                     "network_channel_address_label" ),
 337                     gtk_toggle_button_get_active( togglebutton ) );
 338     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 339                     "network_channel_address_combo" ),
 340                     gtk_toggle_button_get_active( togglebutton ) );
 341
 342     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 343                     "network_channel_port_label" ),
 344                     gtk_toggle_button_get_active( togglebutton ) );
 345     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 346                     "network_channel_port" ),
 347                     gtk_toggle_button_get_active( togglebutton ) );
 348
 349     GtkNetworkOpenChanged( GTK_WIDGET( togglebutton ), user_data );
 350 }
 351
 352 void GtkNetworkOpenHTTP( GtkToggleButton *togglebutton,
 353                                          gpointer user_data )
 354 {
 355     GtkWidget *     p_open;
 356
 357     p_open = gtk_widget_get_toplevel( GTK_WIDGET (togglebutton) );
 358     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 359                     "network_http_url_label" ),
 360                     gtk_toggle_button_get_active( togglebutton ) );
 361     gtk_widget_set_sensitive( gtk_object_get_data( GTK_OBJECT( p_open ),
 362                     "network_http_url" ),
 363                     gtk_toggle_button_get_active( togglebutton ) );
 364
 365     GtkNetworkOpenChanged( GTK_WIDGET( togglebutton ), user_data );
 366 }
 367
 368 /*****************************************************************************
 369  * Open satellite callbacks
 370  *****************************************************************************
 371  * The following callbacks are related to the satellite card manager.
 372  *****************************************************************************/
 373 gboolean GtkSatOpenShow( GtkWidget       *widget,
 374                          gpointer         user_data)
 375 {
 376     GtkOpenShow( GtkGetIntf( widget ), 3 );
 377
 378     return TRUE;
 379 }
 380
 381 static void GtkSatOpenChanged( GtkWidget * button, gpointer user_data )
 382 {
 383     GString *       p_target = g_string_new( "" );
 384
 385     g_string_sprintfa( p_target, "%s://%d,%d,%ld,%d", "satellite",
 386                        gtk_spin_button_get_value_as_int(
 387                               GTK_SPIN_BUTTON( lookup_widget(
 388                                   GTK_WIDGET(button), "sat_freq" ) ) ),
 389                        !GTK_TOGGLE_BUTTON( lookup_widget( GTK_WIDGET( button ),
 390                                                "sat_pol_vert" ) )->active,
 391                        strtol( gtk_entry_get_text( GTK_ENTRY( GTK_COMBO(
 392                                lookup_widget( GTK_WIDGET( button ), "sat_fec" )
 393                                )->entry ) ), NULL, 10 ),
 394                        gtk_spin_button_get_value_as_int(
 395                               GTK_SPIN_BUTTON( lookup_widget(
 396                                   GTK_WIDGET(button), "sat_srate" ) ) ) );
 397
 398     gtk_entry_set_text( GTK_ENTRY( lookup_widget(
 399                                    GTK_WIDGET(button), "entry_open" ) ),
 400                         p_target->str );
 401     g_string_free( p_target, TRUE );
 402 }
 403
 404 void
 405 GtkSatOpenToggle                       (GtkToggleButton *togglebutton,
 406                                         gpointer         user_data)
 407 {
 408     if( togglebutton->active )
 409     {
 410         GtkSatOpenChanged( GTK_WIDGET( togglebutton ), user_data );
 411     }
 412 }
 413
 414 /******************************
 415   ******************************/
 416
 417 static void GtkOpenShow( intf_thread_t *p_intf, int i_page )
 418 {
 419     char *psz_var;
 420     GtkWidget *p_notebook;
 421
 422     /* If we have already created this window, do nothing */
 423     if( GTK_IS_WIDGET( p_intf->p_sys->p_open ) )
 424     {
 425         goto setpage;
 426     }
 427
 428     p_intf->p_sys->p_open = create_intf_open();
 429     gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_open ),
 430                          "p_intf", p_intf );
 431
 432     /* FileOpen stuff */
 433     psz_var = config_GetPsz( p_intf, "search-path" );
 434     if( psz_var )
 435     {
 436         gtk_file_selection_set_filename( GTK_FILE_SELECTION(
 437             p_intf->p_sys->p_open ), psz_var );
 438         free( psz_var );
 439     }
 440
 441     /* Disc stuff */
 442     psz_var = config_GetPsz( p_intf, "dvd" );
 443     if( psz_var )
 444     {
 445         gtk_entry_set_text( GTK_ENTRY( gtk_object_get_data(
 446             GTK_OBJECT( p_intf->p_sys->p_open ), "disc_name" ) ),
 447             psz_var );
 448         free( psz_var );
 449     }
 450
 451     /* Network stuff */
 452     gtk_spin_button_set_value( GTK_SPIN_BUTTON( gtk_object_get_data(
 453         GTK_OBJECT( p_intf->p_sys->p_open ), "network_udp_port" ) ),
 454         config_GetInt( p_intf, "server-port" ) );
 455
 456     psz_var = config_GetPsz( p_intf, "channel-server" );
 457     if( psz_var )
 458     {
 459         gtk_entry_set_text( GTK_ENTRY( gtk_object_get_data(
 460             GTK_OBJECT( p_intf->p_sys->p_open ), "network_channel_address" ) ),
 461             psz_var );
 462         free( psz_var );
 463     }
 464
 465     gtk_entry_set_text( GTK_ENTRY( gtk_object_get_data(
 466         GTK_OBJECT( p_intf->p_sys->p_open ), "network_http_url" ) ),
 467         "http://" );
 468
 469     gtk_spin_button_set_value( GTK_SPIN_BUTTON( gtk_object_get_data(
 470         GTK_OBJECT( p_intf->p_sys->p_open ), "network_channel_port" ) ),
 471         config_GetInt( p_intf, "channel-port" ) );
 472
 473     gtk_toggle_button_set_active( gtk_object_get_data(
 474         GTK_OBJECT( p_intf->p_sys->p_open ), "network_channel" ),
 475         config_GetInt( p_intf, "network-channel" ) );
 476
 477     /* Satellite stuff */
 478     psz_var = config_GetPsz( p_intf, "frequency" );
 479     if( psz_var )
 480     {
 481         gtk_entry_set_text( GTK_ENTRY( gtk_object_get_data(
 482             GTK_OBJECT( p_intf->p_sys->p_open ), "sat_freq" ) ),
 483             psz_var );
 484         free( psz_var );
 485     }
 486
 487     psz_var = config_GetPsz( p_intf, "symbol-rate" );
 488     if( psz_var )
 489     {
 490         gtk_entry_set_text( GTK_ENTRY( gtk_object_get_data(
 491             GTK_OBJECT( p_intf->p_sys->p_open ), "sat_srate" ) ),
 492             psz_var );
 493         free( psz_var );
 494     }
 495
 496     /* Set the right page */
 497 setpage:
 498     p_notebook = lookup_widget( GTK_WIDGET( p_intf->p_sys->p_open ),
 499                                 "open_notebook" );
 500     gtk_notebook_set_page( GTK_NOTEBOOK( p_notebook ), i_page );
 501
 502     gtk_widget_show( p_intf->p_sys->p_open );
 503     gdk_window_raise( p_intf->p_sys->p_open->window );
 504 }
 505
 506 void GtkOpenOk( GtkButton * button, gpointer user_data )
 507 {
 508     /* Check what was pressed */
 509     intf_thread_t * p_intf = GtkGetIntf( button );
 510     playlist_t *    p_playlist;
 511     GtkCList *      p_playlist_clist;
 512     gchar *         psz_target;
 513
 514     /* Hide the dialog box */
 515     gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) );
 516
 517     /* Update the playlist */
 518     p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 519     if( p_playlist == NULL )
 520     {
 521         return;
 522     }
 523
 524     psz_target = gtk_entry_get_text( GTK_ENTRY( lookup_widget(
 525                                        GTK_WIDGET(button), "entry_open" ) ) );
 526     playlist_Add( p_playlist, (char*)psz_target,
 527                   PLAYLIST_APPEND | PLAYLIST_GO, PLAYLIST_END );
 528
 529     /* catch the GTK CList */
 530     p_playlist_clist = GTK_CLIST( gtk_object_get_data(
 531         GTK_OBJECT( p_intf->p_sys->p_playwin ), "playlist_clist" ) );
 532     /* update the plugin display */
 533     GtkRebuildCList( p_playlist_clist, p_playlist );
 534
 535     vlc_object_release( p_playlist );
 536
 537     /* Enable the channel box when network channel is selected */
 538     if( GTK_TOGGLE_BUTTON( lookup_widget( GTK_WIDGET(button),
 539                                                "network_channel" ) )->active )
 540     {
 541         GtkWidget *     p_network_box;
 542         GtkWidget *     p_channel;
 543         GtkWidget *     p_label;
 544
 545         p_network_box = GTK_WIDGET( gtk_object_get_data( GTK_OBJECT(
 546                         p_intf->p_sys->p_window ), "network_box" ) );
 547         gtk_widget_show( GTK_WIDGET( p_network_box ) );
 548         p_label = gtk_object_get_data( GTK_OBJECT(
 549                    p_intf->p_sys->p_window ),
 550                    "label_status" );
 551         gtk_widget_hide( GTK_WIDGET( p_label ) );
 552
 553         p_channel = GTK_WIDGET( gtk_object_get_data( GTK_OBJECT(
 554                    p_intf->p_sys->p_window ), "network_channel_box" ) );
 555         if( config_GetInt( p_intf, "network-channel" ) )
 556         {
 557             gtk_widget_show( GTK_WIDGET( p_channel ) );
 558         }
 559         else
 560         {
 561             gtk_widget_hide( GTK_WIDGET( p_channel ) );
 562         }
 563     }
 564
 565 }
 566
 567 void GtkOpenCancel( GtkButton * button, gpointer user_data )
 568 {
 569     gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) );
 570 }
 571
 572 void GtkOpenChanged( GtkWidget * button, gpointer user_data )
 573 {
 574     intf_thread_t * p_intf = GtkGetIntf( button );
 575     GtkWidget *p_notebook;
 576     int i_page;
 577
 578     p_notebook = lookup_widget( GTK_WIDGET( p_intf->p_sys->p_open ),
 579                                 "open_notebook" );
 580     i_page = gtk_notebook_get_current_page( GTK_NOTEBOOK( p_notebook ) );
 581
 582     switch( i_page )
 583     {
 584         case 0:
 585             GtkFileOpenChanged( button, NULL );
 586             break;
 587         case 1:
 588             GtkDiscOpenChanged( button, NULL );
 589             break;
 590         case 2:
 591             GtkNetworkOpenChanged( button, NULL );
 592             break;
 593         case 3:
 594             GtkSatOpenChanged( button, NULL );
 595             break;
 596     }
 597 }
 598