git.sesse.net Git - vlc/blob - projects/mozilla/vlcplugin.cpp

   1 /*****************************************************************************
   2  * vlcplugin.cpp: a VLC plugin for Mozilla
   3  *****************************************************************************
   4  * Copyright (C) 2002-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Samuel Hocevar <sam@zoy.org>
   8  *          Damien Fouilleul <damienf.fouilleul@laposte.net>
   9  *          Jean-Paul Saman <jpsaman@videolan.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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * Preamble
  28  *****************************************************************************/
  29 #include "config.h"
  30
  31 #ifdef HAVE_MOZILLA_CONFIG_H
  32 #   include <mozilla-config.h>
  33 #endif
  34
  35 #include "vlcplugin.h"
  36 #include "control/npolibvlc.h"
  37
  38 #include <ctype.h>
  39
  40 /*****************************************************************************
  41  * VlcPlugin constructor and destructor
  42  *****************************************************************************/
  43 VlcPlugin::VlcPlugin( NPP instance, uint16 mode ) :
  44     i_npmode(mode),
  45     b_stream(0),
  46     b_autoplay(1),
  47     b_toolbar(0),
  48     psz_target(NULL),
  49     playlist_index(-1),
  50     libvlc_instance(NULL),
  51     libvlc_media_list(NULL),
  52     libvlc_media_player(NULL),
  53     libvlc_log(NULL),
  54     p_scriptClass(NULL),
  55     p_browser(instance),
  56     psz_baseURL(NULL)
  57 #if XP_WIN
  58     ,pf_wndproc(NULL)
  59 #endif
  60 #if XP_UNIX
  61     ,i_width((unsigned)-1)
  62     ,i_height((unsigned)-1)
  63     ,i_tb_width(0)
  64     ,i_tb_height(0)
  65     ,i_last_position(0)
  66     ,p_btnPlay(NULL)
  67     ,p_btnPause(NULL)
  68     ,p_btnStop(NULL)
  69     ,p_btnMute(NULL)
  70     ,p_btnUnmute(NULL)
  71     ,p_btnFullscreen(NULL)
  72     ,p_btnTime(NULL)
  73     ,p_timeline(NULL)
  74 #endif
  75 {
  76     memset(&npwindow, 0, sizeof(NPWindow));
  77 #if XP_UNIX
  78     memset(&npvideo, 0, sizeof(Window));
  79     memset(&npcontrol, 0, sizeof(Window));
  80 #endif
  81 }
  82
  83 static bool boolValue(const char *value) {
  84     return ( !strcmp(value, "1") ||
  85              !strcasecmp(value, "true") ||
  86              !strcasecmp(value, "yes") );
  87 }
  88
  89 NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
  90 {
  91     /* prepare VLC command line */
  92     const char *ppsz_argv[32];
  93     int ppsz_argc = 0;
  94
  95 #ifndef NDEBUG
  96     ppsz_argv[ppsz_argc++] = "--no-plugins-cache";
  97 #endif
  98
  99     /* locate VLC module path */
 100 #ifdef XP_MACOSX
 101     ppsz_argv[ppsz_argc++] = "--plugin-path=/Library/Internet\\ Plug-Ins/VLC\\ Plugin.plugin/Contents/MacOS/modules";
 102     ppsz_argv[ppsz_argc++] = "--vout=macosx";
 103 #elif defined(XP_WIN)
 104     HKEY h_key;
 105     DWORD i_type, i_data = MAX_PATH + 1;
 106     char p_data[MAX_PATH + 1];
 107     if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, "Software\\VideoLAN\\VLC",
 108                       0, KEY_READ, &h_key ) == ERROR_SUCCESS )
 109     {
 110          if( RegQueryValueEx( h_key, "InstallDir", 0, &i_type,
 111                               (LPBYTE)p_data, &i_data ) == ERROR_SUCCESS )
 112          {
 113              if( i_type == REG_SZ )
 114              {
 115                  strcat( p_data, "\\plugins" );
 116                  ppsz_argv[ppsz_argc++] = "--plugin-path";
 117                  ppsz_argv[ppsz_argc++] = p_data;
 118              }
 119          }
 120          RegCloseKey( h_key );
 121     }
 122     ppsz_argv[ppsz_argc++] = "--no-one-instance";
 123
 124 #endif /* XP_MACOSX */
 125
 126     /* common settings */
 127     ppsz_argv[ppsz_argc++] = "-vv";
 128     ppsz_argv[ppsz_argc++] = "--no-stats";
 129     ppsz_argv[ppsz_argc++] = "--no-media-library";
 130     ppsz_argv[ppsz_argc++] = "--ignore-config";
 131     ppsz_argv[ppsz_argc++] = "--intf=dummy";
 132     ppsz_argv[ppsz_argc++] = "--no-video-title-show";
 133
 134     const char *progid = NULL;
 135
 136     /* parse plugin arguments */
 137     for( int i = 0; i < argc ; i++ )
 138     {
 139        /* fprintf(stderr, "argn=%s, argv=%s\n", argn[i], argv[i]); */
 140
 141         if( !strcmp( argn[i], "target" )
 142          || !strcmp( argn[i], "mrl")
 143          || !strcmp( argn[i], "filename")
 144          || !strcmp( argn[i], "src") )
 145         {
 146             psz_target = argv[i];
 147         }
 148         else if( !strcmp( argn[i], "autoplay")
 149               || !strcmp( argn[i], "autostart") )
 150         {
 151             b_autoplay = boolValue(argv[i]);
 152         }
 153         else if( !strcmp( argn[i], "fullscreen" ) )
 154         {
 155             if( boolValue(argv[i]) )
 156             {
 157                 ppsz_argv[ppsz_argc++] = "--fullscreen";
 158             }
 159             else
 160             {
 161                 ppsz_argv[ppsz_argc++] = "--no-fullscreen";
 162             }
 163         }
 164         else if( !strcmp( argn[i], "mute" ) )
 165         {
 166             if( boolValue(argv[i]) )
 167             {
 168                 ppsz_argv[ppsz_argc++] = "--volume=0";
 169             }
 170         }
 171         else if( !strcmp( argn[i], "loop")
 172               || !strcmp( argn[i], "autoloop") )
 173         {
 174             if( boolValue(argv[i]) )
 175             {
 176                 ppsz_argv[ppsz_argc++] = "--loop";
 177             }
 178             else
 179             {
 180                 ppsz_argv[ppsz_argc++] = "--no-loop";
 181             }
 182         }
 183         else if( !strcmp( argn[i], "version")
 184               || !strcmp( argn[i], "progid") )
 185         {
 186             progid = argv[i];
 187         }
 188         else if( !strcmp( argn[i], "toolbar" ) )
 189         {
 190 /* FIXME: Remove this when toolbar functionality has been implemented on
 191  * MacOS X and Win32 for Firefox/Mozilla/Safari. */
 192 #ifdef XP_UNIX
 193             b_toolbar = boolValue(argv[i]);
 194 #endif
 195         }
 196     }
 197
 198     libvlc_exception_t ex;
 199     libvlc_exception_init(&ex);
 200
 201     libvlc_instance = libvlc_new(ppsz_argc, ppsz_argv, &ex);
 202     if( libvlc_exception_raised(&ex) )
 203     {
 204         libvlc_exception_clear(&ex);
 205         return NPERR_GENERIC_ERROR;
 206     }
 207
 208     libvlc_media_list = libvlc_media_list_new(libvlc_instance,&ex);
 209     if( libvlc_exception_raised(&ex) )
 210     {
 211         libvlc_exception_clear(&ex);
 212         return NPERR_GENERIC_ERROR;
 213     }
 214
 215     /*
 216     ** fetch plugin base URL, which is the URL of the page containing the plugin
 217     ** this URL is used for making absolute URL from relative URL that may be
 218     ** passed as an MRL argument
 219     */
 220     NPObject *plugin;
 221
 222     if( NPERR_NO_ERROR == NPN_GetValue(p_browser, NPNVWindowNPObject, &plugin) )
 223     {
 224         /*
 225         ** is there a better way to get that info ?
 226         */
 227         static const char docLocHref[] = "document.location.href";
 228         NPString script;
 229         NPVariant result;
 230
 231         script.utf8characters = docLocHref;
 232         script.utf8length = sizeof(docLocHref)-1;
 233
 234         if( NPN_Evaluate(p_browser, plugin, &script, &result) )
 235         {
 236             if( NPVARIANT_IS_STRING(result) )
 237             {
 238                 NPString &location = NPVARIANT_TO_STRING(result);
 239
 240                 psz_baseURL = static_cast<char*>(malloc(location.utf8length+1));
 241                 if( psz_baseURL )
 242                 {
 243                     strncpy(psz_baseURL, location.utf8characters, location.utf8length);
 244                     psz_baseURL[location.utf8length] = '\0';
 245                 }
 246             }
 247             NPN_ReleaseVariantValue(&result);
 248         }
 249         NPN_ReleaseObject(plugin);
 250     }
 251
 252     if( psz_target )
 253     {
 254         // get absolute URL from src
 255         char *psz_absurl = getAbsoluteURL(psz_target);
 256         psz_target = psz_absurl ? psz_absurl : strdup(psz_target);
 257     }
 258
 259     /* assign plugin script root class */
 260     /* new APIs */
 261     p_scriptClass = RuntimeNPClass<LibvlcRootNPObject>::getClass();
 262
 263     return NPERR_NO_ERROR;
 264 }
 265
 266 VlcPlugin::~VlcPlugin()
 267 {
 268     free(psz_baseURL);
 269     free(psz_target);
 270     if( libvlc_log )
 271         libvlc_log_close(libvlc_log, NULL);
 272     if( libvlc_media_player )
 273         libvlc_media_player_release( libvlc_media_player );
 274     if( libvlc_media_list )
 275         libvlc_media_list_release( libvlc_media_list );
 276     if( libvlc_instance )
 277         libvlc_release(libvlc_instance);
 278 }
 279
 280 /*****************************************************************************
 281  * VlcPlugin playlist replacement methods
 282  *****************************************************************************/
 283 void VlcPlugin::set_player_window( libvlc_exception_t *ex )
 284 {
 285 #ifdef XP_UNIX
 286     libvlc_media_player_set_xwindow(libvlc_media_player,
 287                                     (libvlc_drawable_t)getVideoWindow(),
 288                                     ex);
 289 #endif
 290 #ifdef XP_MACOSX
 291     // XXX FIXME insert appropriate call here
 292 #endif
 293 #ifdef XP_WIN
 294     libvlc_media_player_set_hwnd(libvlc_media_player,
 295                                  getWindow().window,
 296                                  ex);
 297 #endif
 298 }
 299
 300 int VlcPlugin::playlist_add( const char *mrl, libvlc_exception_t *ex )
 301 {
 302     int item = -1;
 303     libvlc_media_t *p_m = libvlc_media_new(libvlc_instance,mrl,ex);
 304     if( libvlc_exception_raised(ex) )
 305         return -1;
 306
 307     libvlc_media_list_lock(libvlc_media_list);
 308     libvlc_media_list_add_media(libvlc_media_list,p_m,ex);
 309     if( !libvlc_exception_raised(ex) )
 310         item = libvlc_media_list_count(libvlc_media_list,ex)-1;
 311     libvlc_media_list_unlock(libvlc_media_list);
 312
 313     libvlc_media_release(p_m);
 314
 315     return item;
 316 }
 317
 318 int VlcPlugin::playlist_add_extended_untrusted( const char *mrl, const char *name,
 319                     int optc, const char **optv, libvlc_exception_t *ex )
 320 {
 321     libvlc_media_t *p_m = libvlc_media_new(libvlc_instance, mrl,ex);
 322     int item = -1;
 323     if( libvlc_exception_raised(ex) )
 324         return -1;
 325
 326     for( int i = 0; i < optc; ++i )
 327     {
 328         libvlc_media_add_option_untrusted(p_m, optv[i],ex);
 329         if( libvlc_exception_raised(ex) )
 330         {
 331             libvlc_media_release(p_m);
 332             return -1;
 333         }
 334     }
 335
 336     libvlc_media_list_lock(libvlc_media_list);
 337     libvlc_media_list_add_media(libvlc_media_list,p_m,ex);
 338     if( !libvlc_exception_raised(ex) )
 339         item = libvlc_media_list_count(libvlc_media_list,ex)-1;
 340     libvlc_media_list_unlock(libvlc_media_list);
 341     libvlc_media_release(p_m);
 342
 343     return item;
 344 }
 345
 346 bool VlcPlugin::playlist_select( int idx, libvlc_exception_t *ex )
 347 {
 348     libvlc_media_t *p_m = NULL;
 349
 350     libvlc_media_list_lock(libvlc_media_list);
 351
 352     int count = libvlc_media_list_count(libvlc_media_list,ex);
 353     if( libvlc_exception_raised(ex) )
 354         goto bad_unlock;
 355
 356     if( idx<0||idx>=count )
 357         goto bad_unlock;
 358
 359     playlist_index = idx;
 360
 361     p_m = libvlc_media_list_item_at_index(libvlc_media_list,playlist_index,ex);
 362     libvlc_media_list_unlock(libvlc_media_list);
 363
 364     if( libvlc_exception_raised(ex) )
 365         return false;
 366
 367     if( libvlc_media_player )
 368     {
 369         libvlc_media_player_release( libvlc_media_player );
 370         libvlc_media_player = NULL;
 371     }
 372
 373     libvlc_media_player = libvlc_media_player_new_from_media(p_m,ex);
 374     if( libvlc_media_player )
 375         set_player_window(ex);
 376
 377     libvlc_media_release( p_m );
 378     return !libvlc_exception_raised(ex);
 379
 380 bad_unlock:
 381     libvlc_media_list_unlock(libvlc_media_list);
 382     return false;
 383 }
 384
 385 void VlcPlugin::playlist_delete_item( int idx, libvlc_exception_t *ex )
 386 {
 387     libvlc_media_list_lock(libvlc_media_list);
 388     libvlc_media_list_remove_index(libvlc_media_list,idx,ex);
 389     libvlc_media_list_unlock(libvlc_media_list);
 390 }
 391
 392 void VlcPlugin::playlist_clear( libvlc_exception_t *ex )
 393 {
 394     if( libvlc_media_list )
 395         libvlc_media_list_release(libvlc_media_list);
 396     libvlc_media_list = libvlc_media_list_new(getVLC(),ex);
 397 }
 398
 399 int VlcPlugin::playlist_count( libvlc_exception_t *ex )
 400 {
 401     int items_count = 0;
 402     libvlc_media_list_lock(libvlc_media_list);
 403     items_count = libvlc_media_list_count(libvlc_media_list,ex);
 404     libvlc_media_list_unlock(libvlc_media_list);
 405     return items_count;
 406 }
 407
 408 void VlcPlugin::toggle_fullscreen( libvlc_exception_t *ex )
 409 {
 410     if( playlist_isplaying(ex) )
 411         libvlc_toggle_fullscreen(libvlc_media_player,ex);
 412 }
 413 void VlcPlugin::set_fullscreen( int yes, libvlc_exception_t *ex )
 414 {
 415     if( playlist_isplaying(ex) )
 416         libvlc_set_fullscreen(libvlc_media_player,yes,ex);
 417 }
 418 int  VlcPlugin::get_fullscreen( libvlc_exception_t *ex )
 419 {
 420     int r = 0;
 421     if( playlist_isplaying(ex) )
 422         r = libvlc_get_fullscreen(libvlc_media_player,ex);
 423     return r;
 424 }
 425
 426 int  VlcPlugin::player_has_vout( libvlc_exception_t *ex )
 427 {
 428     int r = 0;
 429     if( playlist_isplaying(ex) )
 430         r = libvlc_media_player_has_vout(libvlc_media_player, ex);
 431     return r;
 432 }
 433
 434 /*****************************************************************************
 435  * VlcPlugin methods
 436  *****************************************************************************/
 437
 438 char *VlcPlugin::getAbsoluteURL(const char *url)
 439 {
 440     if( NULL != url )
 441     {
 442         // check whether URL is already absolute
 443         const char *end=strchr(url, ':');
 444         if( (NULL != end) && (end != url) )
 445         {
 446             // validate protocol header
 447             const char *start = url;
 448             char c = *start;
 449             if( isalpha(c) )
 450             {
 451                 ++start;
 452                 while( start != end )
 453                 {
 454                     c  = *start;
 455                     if( ! (isalnum(c)
 456                        || ('-' == c)
 457                        || ('+' == c)
 458                        || ('.' == c)
 459                        || ('/' == c)) ) /* VLC uses / to allow user to specify a demuxer */
 460                         // not valid protocol header, assume relative URL
 461                         goto relativeurl;
 462                     ++start;
 463                 }
 464                 /* we have a protocol header, therefore URL is absolute */
 465                 return strdup(url);
 466             }
 467             // not a valid protocol header, assume relative URL
 468         }
 469
 470 relativeurl:
 471
 472         if( psz_baseURL )
 473         {
 474             size_t baseLen = strlen(psz_baseURL);
 475             char *href = static_cast<char*>(malloc(baseLen+strlen(url)+1));
 476             if( href )
 477             {
 478                 /* prepend base URL */
 479                 memcpy(href, psz_baseURL, baseLen+1);
 480
 481                 /*
 482                 ** relative url could be empty,
 483                 ** in which case return base URL
 484                 */
 485                 if( '\0' == *url )
 486                     return href;
 487
 488                 /*
 489                 ** locate pathname part of base URL
 490                 */
 491
 492                 /* skip over protocol part  */
 493                 char *pathstart = strchr(href, ':');
 494                 char *pathend = href+baseLen;
 495                 if( pathstart )
 496                 {
 497                     if( '/' == *(++pathstart) )
 498                     {
 499                         if( '/' == *(++pathstart) )
 500                         {
 501                             ++pathstart;
 502                         }
 503                     }
 504                     /* skip over host part */
 505                     pathstart = strchr(pathstart, '/');
 506                     if( ! pathstart )
 507                     {
 508                         // no path, add a / past end of url (over '\0')
 509                         pathstart = pathend;
 510                         *pathstart = '/';
 511                     }
 512                 }
 513                 else
 514                 {
 515                     /* baseURL is just a UNIX path */
 516                     if( '/' != *href )
 517                     {
 518                         /* baseURL is not an absolute path */
 519                         free(href);
 520                         return NULL;
 521                     }
 522                     pathstart = href;
 523                 }
 524
 525                 /* relative URL made of an absolute path ? */
 526                 if( '/' == *url )
 527                 {
 528                     /* replace path completely */
 529                     strcpy(pathstart, url);
 530                     return href;
 531                 }
 532
 533                 /* find last path component and replace it */
 534                 while( '/' != *pathend)
 535                     --pathend;
 536
 537                 /*
 538                 ** if relative url path starts with one or more '../',
 539                 ** factor them out of href so that we return a
 540                 ** normalized URL
 541                 */
 542                 while( pathend != pathstart )
 543                 {
 544                     const char *p = url;
 545                     if( '.' != *p )
 546                         break;
 547                     ++p;
 548                     if( '\0' == *p  )
 549                     {
 550                         /* relative url is just '.' */
 551                         url = p;
 552                         break;
 553                     }
 554                     if( '/' == *p  )
 555                     {
 556                         /* relative url starts with './' */
 557                         url = ++p;
 558                         continue;
 559                     }
 560                     if( '.' != *p )
 561                         break;
 562                     ++p;
 563                     if( '\0' == *p )
 564                     {
 565                         /* relative url is '..' */
 566                     }
 567                     else
 568                     {
 569                         if( '/' != *p )
 570                             break;
 571                         /* relative url starts with '../' */
 572                         ++p;
 573                     }
 574                     url = p;
 575                     do
 576                     {
 577                         --pathend;
 578                     }
 579                     while( '/' != *pathend );
 580                 }
 581                 /* skip over '/' separator */
 582                 ++pathend;
 583                 /* concatenate remaining base URL and relative URL */
 584                 strcpy(pathend, url);
 585             }
 586             return href;
 587         }
 588     }
 589     return NULL;
 590 }
 591
 592 #if XP_UNIX
 593 int  VlcPlugin::setSize(unsigned width, unsigned height)
 594 {
 595     int diff = (width != i_width) || (height != i_height);
 596
 597     i_width = width;
 598     i_height = height;
 599
 600     /* return size */
 601     return diff;
 602 }
 603
 604 #define BTN_SPACE ((unsigned int)4)
 605 void VlcPlugin::showToolbar()
 606 {
 607     const NPWindow& window = getWindow();
 608     Window control = getControlWindow();
 609     Window video = getVideoWindow();
 610     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 611     unsigned int i_height = 0, i_width = BTN_SPACE;
 612
 613     /* load icons */
 614     if( !p_btnPlay )
 615         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
 616                             &p_btnPlay, NULL, NULL);
 617     if( p_btnPlay )
 618     {
 619         i_height = __MAX( i_height, p_btnPlay->height );
 620     }
 621     if( !p_btnPause )
 622         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
 623                             &p_btnPause, NULL, NULL);
 624     if( p_btnPause )
 625     {
 626         i_height = __MAX( i_height, p_btnPause->height );
 627     }
 628     i_width += __MAX( p_btnPause->width, p_btnPlay->width );
 629
 630     if( !p_btnStop )
 631         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
 632                             &p_btnStop, NULL, NULL );
 633     if( p_btnStop )
 634     {
 635         i_height = __MAX( i_height, p_btnStop->height );
 636         i_width += BTN_SPACE + p_btnStop->width;
 637     }
 638     if( !p_timeline )
 639         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
 640                             &p_timeline, NULL, NULL);
 641     if( p_timeline )
 642     {
 643         i_height = __MAX( i_height, p_timeline->height );
 644         i_width += BTN_SPACE + p_timeline->width;
 645     }
 646     if( !p_btnTime )
 647         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
 648                             &p_btnTime, NULL, NULL);
 649     if( p_btnTime )
 650     {
 651         i_height = __MAX( i_height, p_btnTime->height );
 652         i_width += BTN_SPACE + p_btnTime->width;
 653     }
 654     if( !p_btnFullscreen )
 655         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
 656                             &p_btnFullscreen, NULL, NULL);
 657     if( p_btnFullscreen )
 658     {
 659         i_height = __MAX( i_height, p_btnFullscreen->height );
 660         i_width += BTN_SPACE + p_btnFullscreen->width;
 661     }
 662     if( !p_btnMute )
 663         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
 664                             &p_btnMute, NULL, NULL);
 665     if( p_btnMute )
 666     {
 667         i_height = __MAX( i_height, p_btnMute->height );
 668     }
 669     if( !p_btnUnmute )
 670         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
 671                             &p_btnUnmute, NULL, NULL);
 672     if( p_btnUnmute )
 673     {
 674         i_height = __MAX( i_height, p_btnUnmute->height );
 675     }
 676     i_width += BTN_SPACE + __MAX( p_btnUnmute->width, p_btnMute->width );
 677
 678     setToolbarSize( i_width, i_height );
 679
 680     if( !p_btnPlay || !p_btnPause || !p_btnStop || !p_timeline ||
 681         !p_btnTime || !p_btnFullscreen || !p_btnMute || !p_btnUnmute )
 682         fprintf(stderr, "Error: some button images not found in %s\n", DATA_PATH );
 683
 684     /* reset panels position and size */
 685     /* XXX  use i_width */
 686     XResizeWindow( p_display, video, window.width, window.height - i_height);
 687     XMoveWindow( p_display, control, 0, window.height - i_height );
 688     XResizeWindow( p_display, control, window.width, i_height -1);
 689
 690     b_toolbar = 1; /* says toolbar is now shown */
 691     redrawToolbar();
 692 }
 693
 694 void VlcPlugin::hideToolbar()
 695 {
 696     const NPWindow& window = getWindow();
 697     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 698     Window control = getControlWindow();
 699     Window video = getVideoWindow();
 700
 701     i_tb_width = i_tb_height = 0;
 702
 703     if( p_btnPlay )  XDestroyImage( p_btnPlay );
 704     if( p_btnPause ) XDestroyImage( p_btnPause );
 705     if( p_btnStop )  XDestroyImage( p_btnStop );
 706     if( p_timeline ) XDestroyImage( p_timeline );
 707     if( p_btnTime )  XDestroyImage( p_btnTime );
 708     if( p_btnFullscreen ) XDestroyImage( p_btnFullscreen );
 709     if( p_btnMute )  XDestroyImage( p_btnMute );
 710     if( p_btnUnmute ) XDestroyImage( p_btnUnmute );
 711
 712     p_btnPlay = NULL;
 713     p_btnPause = NULL;
 714     p_btnStop = NULL;
 715     p_timeline = NULL;
 716     p_btnTime = NULL;
 717     p_btnFullscreen = NULL;
 718     p_btnMute = NULL;
 719     p_btnUnmute = NULL;
 720
 721     /* reset panels position and size */
 722     /* XXX  use i_width */
 723     XResizeWindow( p_display, video, window.width, window.height );
 724     XMoveWindow( p_display, control, 0, window.height-1 );
 725     XResizeWindow( p_display, control, window.width, 1 );
 726
 727     b_toolbar = 0; /* says toolbar is now hidden */
 728     redrawToolbar();
 729 }
 730
 731 void VlcPlugin::redrawToolbar()
 732 {
 733     libvlc_exception_t ex;
 734     int is_playing = 0;
 735     bool b_mute = false;
 736     unsigned int dst_x, dst_y;
 737     GC gc;
 738     XGCValues gcv;
 739     unsigned int i_tb_width, i_tb_height;
 740
 741     /* This method does nothing if toolbar is hidden. */
 742     if( !b_toolbar )
 743         return;
 744
 745     const NPWindow& window = getWindow();
 746     Window control = getControlWindow();
 747     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 748
 749     getToolbarSize( &i_tb_width, &i_tb_height );
 750
 751     libvlc_exception_init( &ex );
 752
 753     /* get mute info */
 754     b_mute = libvlc_audio_get_mute( getVLC(), &ex );
 755     libvlc_exception_clear( &ex );
 756
 757     gcv.foreground = BlackPixel( p_display, 0 );
 758     gc = XCreateGC( p_display, control, GCForeground, &gcv );
 759
 760     XFillRectangle( p_display, control, gc,
 761                     0, 0, window.width, i_tb_height );
 762     gcv.foreground = WhitePixel( p_display, 0 );
 763     XChangeGC( p_display, gc, GCForeground, &gcv );
 764
 765     /* position icons */
 766     dst_x = BTN_SPACE;
 767     dst_y = i_tb_height >> 1; /* baseline = vertical middle */
 768
 769     if( p_btnPause && (is_playing == 1) )
 770     {
 771         XPutImage( p_display, control, gc, p_btnPause, 0, 0, dst_x,
 772                    dst_y - (p_btnPause->height >> 1),
 773                    p_btnPause->width, p_btnPause->height );
 774         dst_x += BTN_SPACE + p_btnPause->width;
 775     }
 776     else if( p_btnPlay )
 777     {
 778         XPutImage( p_display, control, gc, p_btnPlay, 0, 0, dst_x,
 779                    dst_y - (p_btnPlay->height >> 1),
 780                    p_btnPlay->width, p_btnPlay->height );
 781         dst_x += BTN_SPACE + p_btnPlay->width;
 782     }
 783
 784     if( p_btnStop )
 785         XPutImage( p_display, control, gc, p_btnStop, 0, 0, dst_x,
 786                    dst_y - (p_btnStop->height >> 1),
 787                    p_btnStop->width, p_btnStop->height );
 788
 789     dst_x += BTN_SPACE + ( p_btnStop ? p_btnStop->width : 0 );
 790
 791     if( p_btnFullscreen )
 792         XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, dst_x,
 793                    dst_y - (p_btnFullscreen->height >> 1),
 794                    p_btnFullscreen->width, p_btnFullscreen->height );
 795
 796     dst_x += BTN_SPACE + ( p_btnFullscreen ? p_btnFullscreen->width : 0 );
 797
 798     if( p_btnUnmute && b_mute )
 799     {
 800         XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, dst_x,
 801                    dst_y - (p_btnUnmute->height >> 1),
 802                    p_btnUnmute->width, p_btnUnmute->height );
 803
 804         dst_x += BTN_SPACE + ( p_btnUnmute ? p_btnUnmute->width : 0 );
 805     }
 806     else if( p_btnMute )
 807     {
 808         XPutImage( p_display, control, gc, p_btnMute, 0, 0, dst_x,
 809                    dst_y - (p_btnMute->height >> 1),
 810                    p_btnMute->width, p_btnMute->height );
 811
 812         dst_x += BTN_SPACE + ( p_btnMute ? p_btnMute->width : 0 );
 813     }
 814
 815     if( p_timeline )
 816         XPutImage( p_display, control, gc, p_timeline, 0, 0, dst_x,
 817                    dst_y - (p_timeline->height >> 1),
 818                    (window.width-(dst_x+BTN_SPACE)), p_timeline->height );
 819
 820     /* get movie position in % */
 821     if( playlist_isplaying(&ex) )
 822     {
 823         i_last_position = (int)((window.width-(dst_x+BTN_SPACE))*
 824                    libvlc_media_player_get_position(libvlc_media_player,&ex));
 825     }
 826     libvlc_exception_clear( &ex );
 827
 828     if( p_btnTime )
 829         XPutImage( p_display, control, gc, p_btnTime,
 830                    0, 0, (dst_x+i_last_position),
 831                    dst_y - (p_btnTime->height >> 1),
 832                    p_btnTime->width, p_btnTime->height );
 833
 834     XFreeGC( p_display, gc );
 835 }
 836
 837 vlc_toolbar_clicked_t VlcPlugin::getToolbarButtonClicked( int i_xpos, int i_ypos )
 838 {
 839     unsigned int i_dest = BTN_SPACE;
 840     int is_playing = 0;
 841     bool b_mute = false;
 842     libvlc_exception_t ex;
 843
 844 #ifndef NDEBUG
 845     fprintf( stderr, "ToolbarButtonClicked:: "
 846                      "trying to match (%d,%d) (%d,%d)\n",
 847              i_xpos, i_ypos, i_tb_height, i_tb_width );
 848 #endif
 849     if( i_ypos >= i_tb_width )
 850         return clicked_Unknown;
 851
 852     /* Note: the order of testing is dependend on the original
 853      * drawing positions of the icon buttons. Buttons are tested
 854      * left to right.
 855      */
 856
 857     /* get isplaying */
 858     libvlc_exception_init( &ex );
 859     is_playing = playlist_isplaying( &ex );
 860     libvlc_exception_clear( &ex );
 861
 862     /* get mute info */
 863     b_mute = libvlc_audio_get_mute( getVLC(), &ex );
 864     libvlc_exception_clear( &ex );
 865
 866     /* is Pause of Play button clicked */
 867     if( (is_playing != 1) &&
 868         (i_xpos >= (BTN_SPACE>>1)) &&
 869         (i_xpos <= i_dest + p_btnPlay->width + (BTN_SPACE>>1)) )
 870         return clicked_Play;
 871     else if( (i_xpos >= (BTN_SPACE>>1))  &&
 872              (i_xpos <= i_dest + p_btnPause->width) )
 873         return clicked_Pause;
 874
 875     /* is Stop button clicked */
 876     if( is_playing != 1 )
 877         i_dest += (p_btnPlay->width + (BTN_SPACE>>1));
 878     else
 879         i_dest += (p_btnPause->width + (BTN_SPACE>>1));
 880
 881     if( (i_xpos >= i_dest) &&
 882         (i_xpos <= i_dest + p_btnStop->width + (BTN_SPACE>>1)) )
 883         return clicked_Stop;
 884
 885     /* is Fullscreen button clicked */
 886     i_dest += (p_btnStop->width + (BTN_SPACE>>1));
 887     if( (i_xpos >= i_dest) &&
 888         (i_xpos <= i_dest + p_btnFullscreen->width + (BTN_SPACE>>1)) )
 889         return clicked_Fullscreen;
 890
 891     /* is Mute or Unmute button clicked */
 892     i_dest += (p_btnFullscreen->width + (BTN_SPACE>>1));
 893     if( !b_mute && (i_xpos >= i_dest) &&
 894         (i_xpos <= i_dest + p_btnMute->width + (BTN_SPACE>>1)) )
 895         return clicked_Mute;
 896     else if( (i_xpos >= i_dest) &&
 897              (i_xpos <= i_dest + p_btnUnmute->width + (BTN_SPACE>>1)) )
 898         return clicked_Unmute;
 899
 900     /* is timeline clicked */
 901     if( !b_mute )
 902         i_dest += (p_btnMute->width + (BTN_SPACE>>1));
 903     else
 904         i_dest += (p_btnUnmute->width + (BTN_SPACE>>1));
 905     if( (i_xpos >= i_dest) &&
 906         (i_xpos <= i_dest + p_timeline->width + (BTN_SPACE>>1)) )
 907         return clicked_timeline;
 908
 909     /* is time button clicked */
 910     i_dest += (p_timeline->width + (BTN_SPACE>>1));
 911     if( (i_xpos >= i_dest) &&
 912         (i_xpos <= i_dest + p_btnTime->width + (BTN_SPACE>>1)) )
 913         return clicked_Time;
 914
 915     return clicked_Unknown;
 916 }
 917 #undef BTN_SPACE
 918 #endif