git.sesse.net Git - vlc/blob - modules/gui/wxwindows/menus.cpp

   1 /*****************************************************************************
   2  * menus.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2001 VideoLAN
   5  * $Id: menus.cpp,v 1.15 2003/06/05 21:22:28 gbazin Exp $
   6  *
   7  * Authors: Gildas Bazin <gbazin@netcourrier.com>
   8  *
   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.
  13  *
  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.
  18  *
  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  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>                                      /* malloc(), free() */
  28 #include <errno.h>                                                 /* ENOMEM */
  29 #include <string.h>                                            /* strerror() */
  30 #include <stdio.h>
  31
  32 #include <vlc/vlc.h>
  33
  34 #ifdef WIN32                                                 /* mingw32 hack */
  35 #undef Yield
  36 #undef CreateDialog
  37 #endif
  38
  39 /* Let vlc take care of the i18n stuff */
  40 #define WXINTL_NO_GETTEXT_MACRO
  41
  42 #include <wx/wxprec.h>
  43 #include <wx/wx.h>
  44 #include <wx/listctrl.h>
  45
  46 #include <vlc/intf.h>
  47
  48 #if defined MODULE_NAME_IS_skins
  49 #   include "../skins/src/skin_common.h"
  50 #endif
  51
  52 #include "wxwindows.h"
  53
  54 class wxMenuItemExt: public wxMenuItem
  55 {
  56 public:
  57     /* Constructor */
  58     wxMenuItemExt( wxMenu* parentMenu, int id, const wxString& text,
  59                    const wxString& helpString, wxItemKind kind,
  60                    char *_psz_var, int _i_object_id, vlc_value_t _val,
  61                    int _i_val_type );
  62
  63     virtual ~wxMenuItemExt();
  64
  65     char *psz_var;
  66     int  i_val_type;
  67     int  i_object_id;
  68     vlc_value_t val;
  69
  70 private:
  71
  72 };
  73
  74 /*****************************************************************************
  75  * Event Table.
  76  *****************************************************************************/
  77
  78 /* IDs for the controls and the menu commands */
  79 enum
  80 {
  81     /* menu items */
  82     FirstAutoGenerated_Event = wxID_HIGHEST + 1000,
  83     MenuDummy_Event,
  84     AudioMenu_Events,
  85     VideoMenu_Events = wxID_HIGHEST + 1100,
  86     NavigMenu_Events = wxID_HIGHEST + 1200,
  87     PopupMenu_Events = wxID_HIGHEST + 1300,
  88 };
  89
  90 BEGIN_EVENT_TABLE(Menu, wxMenu)
  91     /* Menu events */
  92     EVT_MENU(MenuDummy_Event, Menu::OnEntrySelected)
  93 END_EVENT_TABLE()
  94
  95 BEGIN_EVENT_TABLE(MenuEvtHandler, wxEvtHandler)
  96     EVT_MENU(-1, MenuEvtHandler::OnMenuEvent)
  97 END_EVENT_TABLE()
  98
  99 void PopupMenu( intf_thread_t *p_intf, wxWindow *p_parent,
 100                 const wxPoint& pos )
 101 {
 102     vlc_object_t *p_object;
 103     char *ppsz_varnames[29];
 104     int pi_objects[29];
 105     int i = 0;
 106
 107     /* Initializations */
 108     memset( pi_objects, 0, 29 * sizeof(int) );
 109
 110     /* Audio menu */
 111     ppsz_varnames[i++] = _("Audio menu");
 112     ppsz_varnames[i++] = NULL; /* Separator */
 113
 114     p_object = (vlc_object_t *)vlc_object_find( p_intf, VLC_OBJECT_AOUT,
 115                                                 FIND_ANYWHERE );
 116     if( p_object != NULL )
 117     {
 118         ppsz_varnames[i] = "audio-device";
 119         pi_objects[i++] = p_object->i_object_id;
 120         ppsz_varnames[i] = "audio-channels";
 121         pi_objects[i++] = p_object->i_object_id;
 122         vlc_object_release( p_object );
 123     }
 124
 125     /* Video menu */
 126     ppsz_varnames[i++] = NULL; /* Separator */
 127     ppsz_varnames[i++] = _("Video menu");
 128     ppsz_varnames[i++] = NULL; /* Separator */
 129
 130     p_object = (vlc_object_t *)vlc_object_find( p_intf, VLC_OBJECT_VOUT,
 131                                                 FIND_ANYWHERE );
 132     if( p_object != NULL )
 133     {
 134         ppsz_varnames[i] = "fullscreen";
 135         pi_objects[i++] = p_object->i_object_id;
 136         ppsz_varnames[i] = "deinterlace";
 137         pi_objects[i++] = p_object->i_object_id;
 138         ppsz_varnames[i] = "directx-on-top";
 139         pi_objects[i++] = p_object->i_object_id;
 140         vlc_object_release( p_object );
 141     }
 142
 143     /* Input menu */
 144     ppsz_varnames[i++] = NULL; /* Separator */
 145     ppsz_varnames[i++] = _("Input menu");
 146     ppsz_varnames[i++] = NULL; /* Separator */
 147
 148     p_object = (vlc_object_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 149                                                 FIND_ANYWHERE );
 150     if( p_object != NULL )
 151     {
 152         ppsz_varnames[i] = "title";
 153         pi_objects[i++] = p_object->i_object_id;
 154         ppsz_varnames[i] = "chapter";
 155         pi_objects[i++] = p_object->i_object_id;
 156         ppsz_varnames[i] = "navigation";
 157         pi_objects[i++] = p_object->i_object_id;
 158         ppsz_varnames[i] = "program";
 159         pi_objects[i++] = p_object->i_object_id;
 160
 161         ppsz_varnames[i] = "video-es";
 162         pi_objects[i++] = p_object->i_object_id;
 163         ppsz_varnames[i] = "audio-es";
 164         pi_objects[i++] = p_object->i_object_id;
 165         ppsz_varnames[i] = "spu-es";
 166         pi_objects[i++] = p_object->i_object_id;
 167
 168         vlc_object_release( p_object );
 169     }
 170
 171     /* Misc stuff */
 172     ppsz_varnames[i++] = NULL; /* Separator */
 173     ppsz_varnames[i++] = _("Close Menu");
 174
 175     /* Build menu */
 176     Menu popupmenu( p_intf, p_parent, i,
 177                      ppsz_varnames, pi_objects, PopupMenu_Events );
 178
 179     p_intf->p_sys->p_popup_menu = &popupmenu;
 180     p_parent->PopupMenu( &popupmenu, pos.x, pos.y );
 181     p_intf->p_sys->p_popup_menu = NULL;
 182 }
 183
 184 wxMenu *AudioMenu( intf_thread_t *_p_intf, wxWindow *p_parent )
 185 {
 186     vlc_object_t *p_object;
 187     char *ppsz_varnames[5];
 188     int pi_objects[5];
 189     int i = 0;
 190
 191     /* Initializations */
 192     memset( pi_objects, 0, 5 * sizeof(int) );
 193
 194     p_object = (vlc_object_t *)vlc_object_find( _p_intf, VLC_OBJECT_AOUT,
 195                                                 FIND_ANYWHERE );
 196     if( p_object != NULL )
 197     {
 198         ppsz_varnames[i] = "audio-device";
 199         pi_objects[i++] = p_object->i_object_id;
 200         ppsz_varnames[i] = "audio-channels";
 201         pi_objects[i++] = p_object->i_object_id;
 202         vlc_object_release( p_object );
 203     }
 204
 205     p_object = (vlc_object_t *)vlc_object_find( _p_intf, VLC_OBJECT_INPUT,
 206                                                 FIND_ANYWHERE );
 207     if( p_object != NULL )
 208     {
 209         ppsz_varnames[i] = "audio-es";
 210         pi_objects[i++] = p_object->i_object_id;
 211         vlc_object_release( p_object );
 212     }
 213
 214     /* Build menu */
 215     return new Menu( _p_intf, p_parent, i,
 216                      ppsz_varnames, pi_objects, AudioMenu_Events );
 217 }
 218
 219 wxMenu *VideoMenu( intf_thread_t *_p_intf, wxWindow *p_parent )
 220 {
 221     vlc_object_t *p_object;
 222     char *ppsz_varnames[6];
 223     int pi_objects[6];
 224     int i = 0;
 225
 226     /* Initializations */
 227     memset( pi_objects, 0, 6 * sizeof(int) );
 228
 229     p_object = (vlc_object_t *)vlc_object_find( _p_intf, VLC_OBJECT_VOUT,
 230                                                 FIND_ANYWHERE );
 231     if( p_object != NULL )
 232     {
 233         ppsz_varnames[i] = "fullscreen";
 234         pi_objects[i++] = p_object->i_object_id;
 235         ppsz_varnames[i] = "deinterlace";
 236         pi_objects[i++] = p_object->i_object_id;
 237         ppsz_varnames[i] = "directx-on-top";
 238         pi_objects[i++] = p_object->i_object_id;
 239         vlc_object_release( p_object );
 240     }
 241
 242     p_object = (vlc_object_t *)vlc_object_find( _p_intf, VLC_OBJECT_INPUT,
 243                                                 FIND_ANYWHERE );
 244     if( p_object != NULL )
 245     {
 246         ppsz_varnames[i] = "video-es";
 247         pi_objects[i++] = p_object->i_object_id;
 248         ppsz_varnames[i] = "spu-es";
 249         pi_objects[i++] = p_object->i_object_id;
 250         vlc_object_release( p_object );
 251     }
 252
 253     /* Build menu */
 254     return new Menu( _p_intf, p_parent, i,
 255                      ppsz_varnames, pi_objects, VideoMenu_Events );
 256 }
 257
 258 wxMenu *NavigMenu( intf_thread_t *_p_intf, wxWindow *p_parent )
 259 {
 260     vlc_object_t *p_object;
 261     char *ppsz_varnames[10];
 262     int pi_objects[10];
 263     int i = 0;
 264
 265     /* Initializations */
 266     memset( pi_objects, 0, 4 * sizeof(int) );
 267
 268     p_object = (vlc_object_t *)vlc_object_find( _p_intf, VLC_OBJECT_INPUT,
 269                                                 FIND_ANYWHERE );
 270     if( p_object != NULL )
 271     {
 272         ppsz_varnames[i] = "title";
 273         pi_objects[i++] = p_object->i_object_id;
 274         ppsz_varnames[i] = "chapter";
 275         pi_objects[i++] = p_object->i_object_id;
 276         ppsz_varnames[i] = "navigation";
 277         pi_objects[i++] = p_object->i_object_id;
 278         ppsz_varnames[i] = "program";
 279         pi_objects[i++] = p_object->i_object_id;
 280
 281         ppsz_varnames[i] = "prev-title";
 282         pi_objects[i++] = p_object->i_object_id;
 283         ppsz_varnames[i] = "next-title";
 284         pi_objects[i++] = p_object->i_object_id;
 285         ppsz_varnames[i] = "prev-chapter";
 286         pi_objects[i++] = p_object->i_object_id;
 287         ppsz_varnames[i] = "next-chapter";
 288         pi_objects[i++] = p_object->i_object_id;
 289
 290         vlc_object_release( p_object );
 291     }
 292
 293     /* Build menu */
 294     return new Menu( _p_intf, p_parent, i,
 295                      ppsz_varnames, pi_objects, NavigMenu_Events );
 296 }
 297
 298 /*****************************************************************************
 299  * Constructor.
 300  *****************************************************************************/
 301 Menu::Menu( intf_thread_t *_p_intf, wxWindow *p_parent,
 302             int i_count, char **ppsz_varnames, int *pi_objects,
 303             int i_start_id ): wxMenu( )
 304 {
 305     vlc_object_t *p_object;
 306     int i;
 307
 308     /* Initializations */
 309     p_intf = _p_intf;
 310
 311     i_item_id = i_start_id;
 312
 313     for( i = 0; i < i_count; i++ )
 314     {
 315         if( !ppsz_varnames[i] )
 316         {
 317             AppendSeparator();
 318             continue;
 319         }
 320
 321         if( !pi_objects[i] )
 322         {
 323             Append( MenuDummy_Event, wxU(ppsz_varnames[i]) );
 324             continue;
 325         }
 326
 327         p_object = (vlc_object_t *)vlc_object_get( p_intf, pi_objects[i] );
 328         if( p_object == NULL ) continue;
 329
 330         CreateMenuItem( this, ppsz_varnames[i], p_object );
 331         vlc_object_release( p_object );
 332     }
 333
 334     /* Special case for empty menus */
 335     if( GetMenuItemCount() == 0 )
 336     {
 337         Append( MenuDummy_Event, wxU(_("Empty")) );
 338         Enable( MenuDummy_Event, FALSE );
 339     }
 340 }
 341
 342 Menu::~Menu()
 343 {
 344 }
 345
 346 /*****************************************************************************
 347  * Private methods.
 348  *****************************************************************************/
 349 void Menu::OnEntrySelected( wxCommandEvent& WXUNUSED(event) )
 350 {
 351 }
 352
 353 void Menu::CreateMenuItem( wxMenu *menu, char *psz_var,
 354                            vlc_object_t *p_object )
 355 {
 356     wxMenuItemExt *menuitem;
 357     vlc_value_t val, text;
 358     int i_type;
 359
 360     /* Check the type of the object variable */
 361     i_type = var_Type( p_object, psz_var );
 362
 363     switch( i_type & VLC_VAR_TYPE )
 364     {
 365     case VLC_VAR_VOID:
 366     case VLC_VAR_BOOL:
 367     case VLC_VAR_VARIABLE:
 368     case VLC_VAR_STRING:
 369     case VLC_VAR_INTEGER:
 370         break;
 371     default:
 372         /* Variable doesn't exist or isn't handled */
 373         return;
 374     }
 375
 376     /* Make sure we want to display the variable */
 377     if( i_type & VLC_VAR_HASCHOICE )
 378     {
 379         var_Change( p_object, psz_var, VLC_VAR_CHOICESCOUNT, &val, NULL );
 380         if( val.i_int == 0 ) return;
 381         if( (i_type & VLC_VAR_TYPE) != VLC_VAR_VARIABLE && val.i_int == 1 )
 382             return;
 383     }
 384
 385     /* Get the descriptive name of the variable */
 386     var_Change( p_object, psz_var, VLC_VAR_GETTEXT, &text, NULL );
 387
 388     var_Get( p_object, psz_var, &val );
 389
 390     if( i_type & VLC_VAR_HASCHOICE )
 391     {
 392         menu->Append( MenuDummy_Event,
 393                       wxU(text.psz_string ? text.psz_string : psz_var),
 394                       CreateChoicesMenu( psz_var, p_object ),
 395                       wxT("")/* Nothing for now (maybe use a GETLONGTEXT) */ );
 396
 397         if( text.psz_string ) free( text.psz_string );
 398         return;
 399     }
 400
 401
 402     switch( i_type & VLC_VAR_TYPE )
 403     {
 404     case VLC_VAR_VOID:
 405         menuitem = new wxMenuItemExt( menu, ++i_item_id,
 406                                       wxU(text.psz_string ?
 407                                         text.psz_string : psz_var),
 408                                       wxT(""), wxITEM_NORMAL, strdup(psz_var),
 409                                       p_object->i_object_id, val, i_type );
 410         menu->Append( menuitem );
 411         break;
 412
 413     case VLC_VAR_BOOL:
 414         val.b_bool = !val.b_bool;
 415         menuitem = new wxMenuItemExt( menu, ++i_item_id,
 416                                       wxU(text.psz_string ?
 417                                         text.psz_string : psz_var),
 418                                       wxT(""), wxITEM_CHECK, strdup(psz_var),
 419                                       p_object->i_object_id, val, i_type );
 420         menu->Append( menuitem );
 421         Check( i_item_id, val.b_bool ? FALSE : TRUE );
 422         break;
 423
 424     default:
 425         if( text.psz_string ) free( text.psz_string );
 426         return;
 427     }
 428
 429     if( (i_type & VLC_VAR_TYPE) == VLC_VAR_STRING ) free( val.psz_string );
 430     if( text.psz_string ) free( text.psz_string );
 431 }
 432
 433 wxMenu *Menu::CreateChoicesMenu( char *psz_var, vlc_object_t *p_object )
 434 {
 435     vlc_value_t val, val_list, text_list;
 436     int i_type, i;
 437
 438     /* Check the type of the object variable */
 439     i_type = var_Type( p_object, psz_var );
 440
 441     /* Make sure we want to display the variable */
 442     if( i_type & VLC_VAR_HASCHOICE )
 443     {
 444         var_Change( p_object, psz_var, VLC_VAR_CHOICESCOUNT, &val, NULL );
 445         if( val.i_int == 0 ) return NULL;
 446         if( (i_type & VLC_VAR_TYPE) != VLC_VAR_VARIABLE && val.i_int == 1 )
 447             return NULL;
 448     }
 449     else
 450     {
 451         return NULL;
 452     }
 453
 454     switch( i_type & VLC_VAR_TYPE )
 455     {
 456     case VLC_VAR_VOID:
 457     case VLC_VAR_BOOL:
 458     case VLC_VAR_VARIABLE:
 459     case VLC_VAR_STRING:
 460     case VLC_VAR_INTEGER:
 461         break;
 462     default:
 463         /* Variable doesn't exist or isn't handled */
 464         return NULL;
 465     }
 466
 467     if( var_Get( p_object, psz_var, &val ) < 0 )
 468     {
 469         return NULL;
 470     }
 471
 472     if( var_Change( p_object, psz_var, VLC_VAR_GETLIST,
 473                     &val_list, &text_list ) < 0 )
 474     {
 475         if( (i_type & VLC_VAR_TYPE) == VLC_VAR_STRING ) free( val.psz_string );
 476         return NULL;
 477     }
 478
 479     wxMenu *menu = new wxMenu;
 480     for( i = 0; i < val_list.p_list->i_count; i++ )
 481     {
 482         vlc_value_t another_val;
 483         wxMenuItemExt *menuitem;
 484
 485         switch( i_type & VLC_VAR_TYPE )
 486         {
 487         case VLC_VAR_VARIABLE:
 488           menu->Append( MenuDummy_Event,
 489                         wxU(text_list.p_list->p_values[i].psz_string ?
 490                         text_list.p_list->p_values[i].psz_string :
 491                         val_list.p_list->p_values[i].psz_string),
 492                         CreateChoicesMenu(
 493                             val_list.p_list->p_values[i].psz_string,
 494                             p_object ), wxT("") );
 495           break;
 496
 497         case VLC_VAR_STRING:
 498           another_val.psz_string =
 499               strdup(val_list.p_list->p_values[i].psz_string);
 500           menuitem =
 501               new wxMenuItemExt( menu, ++i_item_id,
 502                                  wxU(text_list.p_list->p_values[i].psz_string ?
 503                                  text_list.p_list->p_values[i].psz_string :
 504                                  another_val.psz_string),
 505                                  wxT(""), wxITEM_RADIO, strdup(psz_var),
 506                                  p_object->i_object_id, another_val, i_type );
 507
 508           menu->Append( menuitem );
 509
 510           if( !strcmp( val.psz_string,
 511                        val_list.p_list->p_values[i].psz_string ) )
 512               menu->Check( i_item_id, TRUE );
 513           break;
 514
 515         case VLC_VAR_INTEGER:
 516           menuitem =
 517               new wxMenuItemExt( menu, ++i_item_id,
 518                                  text_list.p_list->p_values[i].psz_string ?
 519                                  wxU(text_list.p_list->p_values[i].psz_string):
 520                                  wxString::Format(wxT("%d"),
 521                                  val_list.p_list->p_values[i].i_int),
 522                                  wxT(""), wxITEM_RADIO, strdup(psz_var),
 523                                  p_object->i_object_id,
 524                                  val_list.p_list->p_values[i], i_type );
 525
 526           menu->Append( menuitem );
 527
 528           if( val_list.p_list->p_values[i].i_int == val.i_int )
 529               menu->Check( i_item_id, TRUE );
 530           break;
 531
 532         default:
 533           break;
 534         }
 535     }
 536
 537     /* clean up everything */
 538     if( (i_type & VLC_VAR_TYPE) == VLC_VAR_STRING ) free( val.psz_string );
 539     var_Change( p_object, psz_var, VLC_VAR_FREELIST, &val_list, &text_list );
 540
 541     return menu;
 542 }
 543
 544 /*****************************************************************************
 545  * A small helper class which intercepts all popup menu events
 546  *****************************************************************************/
 547 MenuEvtHandler::MenuEvtHandler( intf_thread_t *_p_intf,
 548                                 Interface *_p_main_interface )
 549 {
 550     /* Initializations */
 551     p_intf = _p_intf;
 552     p_main_interface = _p_main_interface;
 553 }
 554
 555 MenuEvtHandler::~MenuEvtHandler()
 556 {
 557 }
 558
 559 void MenuEvtHandler::OnMenuEvent( wxCommandEvent& event )
 560 {
 561     wxMenuItem *p_menuitem = NULL;
 562
 563     /* Check if this is an auto generated menu item */
 564     if( event.GetId() < FirstAutoGenerated_Event )
 565     {
 566         event.Skip();
 567         return;
 568     }
 569
 570     if( !p_main_interface ||
 571         (p_menuitem = p_main_interface->GetMenuBar()->FindItem(event.GetId()))
 572         == NULL )
 573     {
 574         if( p_intf->p_sys->p_popup_menu )
 575         {
 576             p_menuitem =
 577                 p_intf->p_sys->p_popup_menu->FindItem( event.GetId() );
 578         }
 579     }
 580
 581     if( p_menuitem )
 582     {
 583         wxMenuItemExt *p_menuitemext = (wxMenuItemExt *)p_menuitem;
 584         vlc_object_t *p_object;
 585
 586         p_object = (vlc_object_t *)vlc_object_get( p_intf,
 587                                        p_menuitemext->i_object_id );
 588         if( p_object == NULL ) return;
 589
 590         var_Set( p_object, p_menuitemext->psz_var, p_menuitemext->val );
 591
 592         vlc_object_release( p_object );
 593     }
 594     else
 595         event.Skip();
 596 }
 597
 598 /*****************************************************************************
 599  * A small helper class which encapsulate wxMenuitem with some other useful
 600  * things.
 601  *****************************************************************************/
 602 wxMenuItemExt::wxMenuItemExt( wxMenu* parentMenu, int id, const wxString& text,
 603     const wxString& helpString, wxItemKind kind,
 604     char *_psz_var, int _i_object_id, vlc_value_t _val, int _i_val_type ):
 605     wxMenuItem( parentMenu, id, text, helpString, kind )
 606 {
 607     /* Initializations */
 608     psz_var = _psz_var;
 609     i_val_type = _i_val_type;
 610     i_object_id = _i_object_id;
 611     val = _val;
 612 };
 613
 614 wxMenuItemExt::~wxMenuItemExt()
 615 {
 616     if( psz_var ) free( psz_var );
 617     if( ((i_val_type & VLC_VAR_TYPE) == VLC_VAR_STRING)
 618         && val.psz_string ) free( val.psz_string );
 619 };