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

   1 /*****************************************************************************
   2  * gtk_callbacks.c : Callbacks for the Gtk+ plugin.
   3  *****************************************************************************
   4  * Copyright (C) 2000, 2001, 2003 VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Sam Hocevar <sam@zoy.org>
   8  *          Stéphane Borel <stef@via.ecp.fr>
   9  *          Julien BLACHE <jb@technologeek.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * Preamble
  28  *****************************************************************************/
  29 #include <sys/types.h>                                              /* off_t */
  30 #include <stdlib.h>
  31
  32 #include <vlc/vlc.h>
  33 #include <vlc/intf.h>
  34 #include <vlc/vout.h>
  35 #include <vlc/aout.h>
  36
  37 #include <unistd.h>
  38
  39 #include <gtk/gtk.h>
  40
  41 #include <string.h>
  42
  43 #include "gtk_callbacks.h"
  44 #include "gtk_interface.h"
  45 #include "gtk_support.h"
  46
  47 #include "common.h"
  48
  49 #ifdef HAVE_CDDAX
  50 #define CDDA_MRL "cddax://"
  51 #else
  52 #define CDDA_MRL "cdda://"
  53 #endif
  54
  55 #ifdef HAVE_VCDX
  56 #define VCD_MRL "vcdx://"
  57 #else
  58 #define VCD_MRL "vcdx://"
  59 #endif
  60
  61 /*****************************************************************************
  62  * Useful function to retrieve p_intf
  63  ****************************************************************************/
  64 void * E_(__GtkGetIntf)( GtkWidget * widget )
  65 {
  66     void *p_data;
  67
  68     if( GTK_IS_MENU_ITEM( widget ) )
  69     {
  70         /* Look for a GTK_MENU */
  71         while( widget->parent && !GTK_IS_MENU( widget ) )
  72         {
  73             widget = widget->parent;
  74         }
  75
  76         /* Maybe this one has the data */
  77         p_data = gtk_object_get_data( GTK_OBJECT( widget ), "p_intf" );
  78         if( p_data )
  79         {
  80             return p_data;
  81         }
  82
  83         /* Otherwise, the parent widget has it */
  84         widget = gtk_menu_get_attach_widget( GTK_MENU( widget ) );
  85         p_data = gtk_object_get_data( GTK_OBJECT( widget ), "p_intf" );
  86         if( p_data )
  87         {
  88             return p_data;
  89         }
  90     }
  91
  92     /* We look for the top widget */
  93     widget = gtk_widget_get_toplevel( GTK_WIDGET( widget ) );
  94     p_data = gtk_object_get_data( GTK_OBJECT( widget ), "p_intf" );
  95
  96     return p_data;
  97 }
  98
  99 /*****************************************************************************
 100  * Callbacks
 101  *****************************************************************************/
 102
 103 /*
 104  * Main interface callbacks
 105  */
 106
 107 #ifdef MODULE_NAME_IS_gtk
 108 #   define GTKEXIT GtkExit
 109 #else
 110 #   define GTKEXIT GnomeExit
 111 #endif
 112
 113 gboolean GTKEXIT( GtkWidget       *widget,
 114                   gpointer         user_data )
 115 {
 116     intf_thread_t *p_intf = GtkGetIntf( widget );
 117
 118     vlc_mutex_lock( &p_intf->change_lock );
 119     p_intf->p_vlc->b_die = VLC_TRUE;
 120     vlc_mutex_unlock( &p_intf->change_lock );
 121
 122     return TRUE;
 123 }
 124
 125 void GtkClose( GtkMenuItem     *menuitem,
 126                gpointer         user_data )
 127 {
 128     intf_thread_t *p_intf = GtkGetIntf( menuitem );
 129     p_intf->b_die = VLC_TRUE;
 130 }
 131
 132 gboolean GtkWindowDelete( GtkWidget       *widget,
 133                           GdkEvent        *event,
 134                           gpointer         user_data )
 135 {
 136     GTKEXIT( GTK_WIDGET( widget ), user_data );
 137
 138     return TRUE;
 139 }
 140
 141
 142 gboolean GtkWindowToggle( GtkWidget       *widget,
 143                           gpointer         user_data )
 144 {
 145     intf_thread_t *p_intf = GtkGetIntf( widget );
 146
 147     if( GTK_WIDGET_VISIBLE(p_intf->p_sys->p_window) )
 148     {
 149         gtk_widget_hide( p_intf->p_sys->p_window);
 150     }
 151     else
 152     {
 153         gtk_widget_show( p_intf->p_sys->p_window );
 154     }
 155
 156     return TRUE;
 157 }
 158
 159 gboolean GtkFullscreen( GtkWidget       *widget,
 160                         gpointer         user_data)
 161 {
 162     intf_thread_t *p_intf = GtkGetIntf( widget );
 163     vout_thread_t *p_vout;
 164
 165     if( p_intf->p_sys->p_input == NULL )
 166     {
 167         return FALSE;
 168     }
 169
 170     p_vout = vlc_object_find( p_intf->p_sys->p_input,
 171                               VLC_OBJECT_VOUT, FIND_CHILD );
 172     if( p_vout == NULL )
 173     {
 174         return FALSE;
 175     }
 176
 177     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 178     vlc_object_release( p_vout );
 179     return TRUE;
 180 }
 181
 182 void GtkWindowDrag( GtkWidget       *widget,
 183                     GdkDragContext  *drag_context,
 184                     gint             x,
 185                     gint             y,
 186                     GtkSelectionData *data,
 187                     guint            info,
 188                     guint            time,
 189                     gpointer         user_data)
 190 {
 191     intf_thread_t * p_intf = GtkGetIntf( widget );
 192     GtkDropDataReceived( p_intf, data, info, PLAYLIST_END );
 193 }
 194
 195
 196 /****************************************************************************
 197  * Slider management
 198  ****************************************************************************/
 199
 200 gboolean GtkSliderRelease( GtkWidget       *widget,
 201                            GdkEventButton  *event,
 202                            gpointer         user_data )
 203 {
 204     intf_thread_t *p_intf = GtkGetIntf( widget );
 205
 206     vlc_mutex_lock( &p_intf->change_lock );
 207     p_intf->p_sys->b_slider_free = VLC_TRUE;
 208     vlc_mutex_unlock( &p_intf->change_lock );
 209
 210     return FALSE;
 211 }
 212
 213
 214 gboolean GtkSliderPress( GtkWidget       *widget,
 215                          GdkEventButton  *event,
 216                          gpointer         user_data)
 217 {
 218     intf_thread_t *p_intf = GtkGetIntf( widget );
 219
 220     vlc_mutex_lock( &p_intf->change_lock );
 221     p_intf->p_sys->b_slider_free = VLC_FALSE;
 222     vlc_mutex_unlock( &p_intf->change_lock );
 223
 224     return FALSE;
 225 }
 226
 227
 228 /****************************************************************************
 229  * DVD specific items
 230  ****************************************************************************/
 231
 232 void GtkTitlePrev( GtkButton * button, gpointer user_data )
 233 {
 234     intf_thread_t *  p_intf = GtkGetIntf( button );
 235
 236     var_SetVoid( p_intf->p_sys->p_input, "prev-title" );
 237
 238     p_intf->p_sys->b_title_update = VLC_TRUE;
 239     vlc_mutex_lock( &p_intf->p_sys->p_input->stream.stream_lock );
 240     GtkSetupMenus( p_intf );
 241     vlc_mutex_unlock( &p_intf->p_sys->p_input->stream.stream_lock );
 242 }
 243
 244
 245 void GtkTitleNext( GtkButton * button, gpointer user_data )
 246 {
 247     intf_thread_t * p_intf = GtkGetIntf( button );
 248
 249     var_SetVoid( p_intf->p_sys->p_input, "next-title" );
 250
 251     p_intf->p_sys->b_title_update = VLC_TRUE;
 252     vlc_mutex_lock( &p_intf->p_sys->p_input->stream.stream_lock );
 253     GtkSetupMenus( p_intf );
 254     vlc_mutex_unlock( &p_intf->p_sys->p_input->stream.stream_lock );
 255 }
 256
 257
 258 void GtkChapterPrev( GtkButton * button, gpointer user_data )
 259 {
 260     intf_thread_t *  p_intf = GtkGetIntf( button );
 261
 262     var_SetVoid( p_intf->p_sys->p_input, "prev-chapter" );
 263
 264     p_intf->p_sys->b_chapter_update = VLC_TRUE;
 265     vlc_mutex_lock( &p_intf->p_sys->p_input->stream.stream_lock );
 266     GtkSetupMenus( p_intf );
 267     vlc_mutex_unlock( &p_intf->p_sys->p_input->stream.stream_lock );
 268 }
 269
 270
 271 void GtkChapterNext( GtkButton * button, gpointer user_data )
 272 {
 273     intf_thread_t *  p_intf = GtkGetIntf( button );
 274
 275     var_SetVoid( p_intf->p_sys->p_input, "next-chapter" );
 276
 277     p_intf->p_sys->b_chapter_update = VLC_TRUE;
 278     vlc_mutex_lock( &p_intf->p_sys->p_input->stream.stream_lock );
 279     GtkSetupMenus( p_intf );
 280     vlc_mutex_unlock( &p_intf->p_sys->p_input->stream.stream_lock );
 281 }
 282
 283 /****************************************************************************
 284  * About box
 285  ****************************************************************************/
 286
 287 gboolean GtkAboutShow( GtkWidget       *widget,
 288                        gpointer         user_data)
 289 {
 290     intf_thread_t *p_intf = GtkGetIntf( widget );
 291
 292     if( !GTK_IS_WIDGET( p_intf->p_sys->p_about ) )
 293     {
 294         p_intf->p_sys->p_about = create_intf_about();
 295         gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_about ),
 296                              "p_intf", p_intf );
 297     }
 298     gtk_widget_show( p_intf->p_sys->p_about );
 299     gdk_window_raise( p_intf->p_sys->p_about->window );
 300
 301     return TRUE;
 302 }
 303
 304 void GtkAboutOk( GtkButton * button, gpointer user_data)
 305 {
 306     intf_thread_t *p_intf = GtkGetIntf( button );
 307
 308     gtk_widget_hide( p_intf->p_sys->p_about );
 309 }
 310
 311
 312 /****************************************************************************
 313  * Jump box
 314  ****************************************************************************/
 315
 316 gboolean GtkJumpShow( GtkWidget       *widget,
 317                       gpointer         user_data)
 318 {
 319     intf_thread_t *p_intf = GtkGetIntf( widget );
 320
 321     if( !GTK_IS_WIDGET( p_intf->p_sys->p_jump ) )
 322     {
 323         p_intf->p_sys->p_jump = create_intf_jump();
 324         gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_jump ),
 325                              "p_intf", p_intf );
 326     }
 327
 328     gtk_widget_show( p_intf->p_sys->p_jump );
 329     gdk_window_raise( p_intf->p_sys->p_jump->window );
 330
 331     return FALSE;
 332 }
 333
 334
 335 void GtkJumpOk( GtkButton       *button,
 336                 gpointer         user_data)
 337 {
 338     intf_thread_t * p_intf = GtkGetIntf( button );
 339     int i_hours, i_minutes, i_seconds;
 340
 341     if( p_intf->p_sys->p_input == NULL )
 342     {
 343         return;
 344     }
 345
 346 #define GET_VALUE( name )                                                   \
 347     gtk_spin_button_get_value_as_int( GTK_SPIN_BUTTON( gtk_object_get_data( \
 348         GTK_OBJECT( p_intf->p_sys->p_jump ), name ) ) )
 349     i_hours   = GET_VALUE( "jump_hour_spinbutton" );
 350     i_minutes = GET_VALUE( "jump_minute_spinbutton" );
 351     i_seconds = GET_VALUE( "jump_second_spinbutton" );
 352 #undef GET_VALUE
 353
 354     var_SetTime( p_intf->p_sys->p_input, "time",
 355                  (int64_t)(i_seconds+60*i_minutes+3600*i_hours)*I64C(1000000));
 356
 357     gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) );
 358 }
 359
 360
 361 void GtkJumpCancel( GtkButton       *button,
 362                     gpointer         user_data)
 363 {
 364     gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) );
 365 }
 366
 367 /****************************************************************************
 368  * Callbacks for disc ejection
 369  ****************************************************************************/
 370 gboolean GtkDiscEject ( GtkWidget *widget, gpointer user_data )
 371 {
 372     char *psz_device = NULL;
 373     char *psz_parser;
 374     char *psz_current;
 375
 376     intf_thread_t *p_intf = GtkGetIntf( widget );
 377     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 378                                                        FIND_ANYWHERE );
 379     if( p_playlist == NULL )
 380     {
 381         return FALSE;
 382     }
 383
 384     vlc_mutex_lock( &p_playlist->object_lock );
 385
 386     if( p_playlist->i_index < 0 )
 387     {
 388         vlc_mutex_unlock( &p_playlist->object_lock );
 389         vlc_object_release( p_playlist );
 390         return FALSE;
 391     }
 392
 393     psz_current = p_playlist->pp_items[ p_playlist->i_index ]->input.psz_name;
 394
 395     /*
 396      * Get the active input
 397      * Determine whether we can eject a media, ie it's a VCD or DVD
 398      * If it's neither a VCD nor a DVD, then return
 399      */
 400
 401     /*
 402      * Don't really know if I must lock the stuff here, we're using it read-only
 403      */
 404
 405     if( psz_current != NULL )
 406     {
 407         if( !strncmp(psz_current, "dvd://", 4) )
 408         {
 409             switch( psz_current[strlen("dvd://")] )
 410             {
 411             case '\0':
 412             case '@':
 413                 psz_device = config_GetPsz( p_intf, "dvd" );
 414                 break;
 415             default:
 416                 /* Omit the first MRL-selector characters */
 417                 psz_device = strdup( psz_current + strlen("dvd://" ) );
 418                 break;
 419             }
 420         }
 421         else if( !strncmp(psz_current, "vcd:", strlen("vcd:")) )
 422         {
 423             switch( psz_current[strlen("vcd:")] )
 424             {
 425             case '\0':
 426             case '@':
 427                 psz_device = config_GetPsz( p_intf, VCD_MRL );
 428                 break;
 429             default:
 430                 /* Omit the beginning MRL-selector characters */
 431                 psz_device = strdup( psz_current + strlen(VCD_MRL) );
 432                 break;
 433             }
 434         }
 435         else if( !strncmp(psz_current, CDDA_MRL, strlen(CDDA_MRL) ) )
 436         {
 437             switch( psz_current[strlen(CDDA_MRL)] )
 438             {
 439             case '\0':
 440             case '@':
 441                 psz_device = config_GetPsz( p_intf, "cd-audio" );
 442                 break;
 443             default:
 444                 /* Omit the beginning MRL-selector characters */
 445                 psz_device = strdup( psz_current + strlen(CDDA_MRL) );
 446                 break;
 447             }
 448         }
 449         else
 450         {
 451             psz_device = strdup( psz_current );
 452         }
 453     }
 454
 455     vlc_mutex_unlock( &p_playlist->object_lock );
 456     vlc_object_release( p_playlist );
 457
 458     if( psz_device == NULL )
 459     {
 460         return TRUE;
 461     }
 462
 463     /* Remove what we have after @ */
 464     psz_parser = psz_device;
 465     for( psz_parser = psz_device ; *psz_parser ; psz_parser++ )
 466     {
 467         if( *psz_parser == '@' )
 468         {
 469             *psz_parser = '\0';
 470             break;
 471         }
 472     }
 473
 474     /* If there's a stream playing, we aren't allowed to eject ! */
 475     if( p_intf->p_sys->p_input == NULL )
 476     {
 477         msg_Dbg( p_intf, "ejecting %s", psz_device );
 478
 479         intf_Eject( p_intf, psz_device );
 480     }
 481
 482     free(psz_device);
 483
 484     return TRUE;
 485 }
 486
 487 /****************************************************************************
 488  * Messages window
 489  ****************************************************************************/
 490
 491 gboolean GtkMessagesShow( GtkWidget       *widget,
 492                           gpointer         user_data)
 493 {
 494     static GdkColor black = { 0, 0x0000, 0x0000, 0x0000 };
 495     static GdkColormap *colormap;
 496     intf_thread_t *p_intf = GtkGetIntf( widget );
 497
 498     gtk_widget_show( p_intf->p_sys->p_messages );
 499     colormap = gdk_colormap_get_system ();
 500     gdk_color_alloc( colormap, &black );
 501     gdk_window_set_background( p_intf->p_sys->p_messages_text->text_area,
 502                                &black );
 503
 504     gdk_window_raise( p_intf->p_sys->p_messages->window );
 505
 506     gtk_text_set_point( p_intf->p_sys->p_messages_text,
 507                     gtk_text_get_length( p_intf->p_sys->p_messages_text ) );
 508
 509     return TRUE;
 510 }
 511
 512 void
 513 GtkMessagesOk                          (GtkButton       *button,
 514                                         gpointer         user_data)
 515 {
 516     intf_thread_t *p_intf = GtkGetIntf( button );
 517     gtk_widget_hide( p_intf->p_sys->p_messages );
 518 }
 519
 520
 521 gboolean
 522 GtkMessagesDelete                      (GtkWidget       *widget,
 523                                         GdkEvent        *event,
 524                                         gpointer         user_data)
 525 {
 526     intf_thread_t *p_intf = GtkGetIntf( widget );
 527     gtk_widget_hide( p_intf->p_sys->p_messages );
 528     return TRUE;
 529 }
 530
 531
 532 void
 533 GtkOpenNotebookChanged                 (GtkNotebook     *notebook,
 534                                         GtkNotebookPage *page,
 535                                         gint             page_num,
 536                                         gpointer         user_data)
 537 {
 538     GtkOpenChanged( GTK_WIDGET( notebook ), user_data );
 539 }
 540
 541 /****************************************************************************
 542  * Audio management
 543  ****************************************************************************/
 544 void GtkVolumeUp                      ( GtkMenuItem     *menuitem,
 545                                         gpointer         user_data )
 546 {
 547     intf_thread_t   *p_intf = GtkGetIntf( menuitem );
 548     audio_volume_t  i_volume;
 549
 550     aout_VolumeUp( p_intf, 1, &i_volume );
 551     p_intf->p_sys->b_mute = ( i_volume == 0 ) ? 1 : 0;
 552 }
 553
 554
 555 void GtkVolumeDown                    ( GtkMenuItem     *menuitem,
 556                                         gpointer         user_data )
 557 {
 558     intf_thread_t   *p_intf = GtkGetIntf( menuitem );
 559     audio_volume_t  i_volume;
 560
 561     aout_VolumeDown( p_intf, 1, &i_volume );
 562     p_intf->p_sys->b_mute = ( i_volume == 0 ) ? 1 : 0;
 563 }
 564
 565
 566 void GtkVolumeMute                    ( GtkMenuItem     *menuitem,
 567                                         gpointer         user_data )
 568 {
 569     intf_thread_t   *p_intf = GtkGetIntf( menuitem );
 570     audio_volume_t i_volume;
 571
 572     aout_VolumeMute( p_intf, &i_volume );
 573     p_intf->p_sys->b_mute = ( i_volume == 0 ) ? 1 : 0;
 574 }
 575
 576 void
 577 GtkMenubarDeinterlace                  ( GtkMenuItem     *menuitem,
 578                                         gpointer         user_data)
 579 {
 580     intf_thread_t   *p_intf = GtkGetIntf( menuitem );
 581
 582     if( p_intf )
 583         msg_Dbg( p_intf, "GtkMenubarDeinterlace" );
 584 }
 585
 586
 587 void
 588 GtkPopupDeinterlace                    (GtkRadioMenuItem *radiomenuitem,
 589                                         gpointer         user_data)
 590 {
 591     intf_thread_t   *p_intf = GtkGetIntf( radiomenuitem );
 592
 593     if( p_intf )
 594         msg_Dbg( p_intf, "GtkPopupDeinterlace" );
 595 }
 596
 597
 598