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                 strcpy(href, psz_baseURL);
 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;
 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                     pathend = href+baseLen;
 507                     if( ! pathstart )
 508                     {
 509                         // no path, add a / past end of url (over '\0')
 510                         pathstart = pathend;
 511                         *pathstart = '/';
 512                     }
 513                 }
 514                 else
 515                 {
 516                     /* baseURL is just a UNIX path */
 517                     if( '/' != *href )
 518                     {
 519                         /* baseURL is not an absolute path */
 520                         free(href);
 521                         return NULL;
 522                     }
 523                     pathstart = href;
 524                     pathend = href+baseLen;
 525                 }
 526
 527                 /* relative URL made of an absolute path ? */
 528                 if( '/' == *url )
 529                 {
 530                     /* replace path completely */
 531                     strcpy(pathstart, url);
 532                     return href;
 533                 }
 534
 535                 /* find last path component and replace it */
 536                 while( '/' != *pathend)
 537                     --pathend;
 538
 539                 /*
 540                 ** if relative url path starts with one or more '../',
 541                 ** factor them out of href so that we return a
 542                 ** normalized URL
 543                 */
 544                 while( pathend != pathstart )
 545                 {
 546                     const char *p = url;
 547                     if( '.' != *p )
 548                         break;
 549                     ++p;
 550                     if( '\0' == *p  )
 551                     {
 552                         /* relative url is just '.' */
 553                         url = p;
 554                         break;
 555                     }
 556                     if( '/' == *p  )
 557                     {
 558                         /* relative url starts with './' */
 559                         url = ++p;
 560                         continue;
 561                     }
 562                     if( '.' != *p )
 563                         break;
 564                     ++p;
 565                     if( '\0' == *p )
 566                     {
 567                         /* relative url is '..' */
 568                     }
 569                     else
 570                     {
 571                         if( '/' != *p )
 572                             break;
 573                         /* relative url starts with '../' */
 574                         ++p;
 575                     }
 576                     url = p;
 577                     do
 578                     {
 579                         --pathend;
 580                     }
 581                     while( '/' != *pathend );
 582                 }
 583                 /* skip over '/' separator */
 584                 ++pathend;
 585                 /* concatenate remaining base URL and relative URL */
 586                 strcpy(pathend, url);
 587             }
 588             return href;
 589         }
 590     }
 591     return NULL;
 592 }
 593
 594 #if XP_UNIX
 595 int  VlcPlugin::setSize(unsigned width, unsigned height)
 596 {
 597     int diff = (width != i_width) || (height != i_height);
 598
 599     i_width = width;
 600     i_height = height;
 601
 602     /* return size */
 603     return diff;
 604 }
 605
 606 #define BTN_SPACE ((unsigned int)4)
 607 void VlcPlugin::showToolbar()
 608 {
 609     const NPWindow& window = getWindow();
 610     Window control = getControlWindow();
 611     Window video = getVideoWindow();
 612     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 613     unsigned int i_height = 0, i_width = BTN_SPACE;
 614
 615     /* load icons */
 616     if( !p_btnPlay )
 617         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
 618                             &p_btnPlay, NULL, NULL);
 619     if( p_btnPlay )
 620     {
 621         i_height = __MAX( i_height, p_btnPlay->height );
 622     }
 623     if( !p_btnPause )
 624         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
 625                             &p_btnPause, NULL, NULL);
 626     if( p_btnPause )
 627     {
 628         i_height = __MAX( i_height, p_btnPause->height );
 629     }
 630     i_width += __MAX( p_btnPause->width, p_btnPlay->width );
 631
 632     if( !p_btnStop )
 633         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
 634                             &p_btnStop, NULL, NULL );
 635     if( p_btnStop )
 636     {
 637         i_height = __MAX( i_height, p_btnStop->height );
 638         i_width += BTN_SPACE + p_btnStop->width;
 639     }
 640     if( !p_timeline )
 641         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
 642                             &p_timeline, NULL, NULL);
 643     if( p_timeline )
 644     {
 645         i_height = __MAX( i_height, p_timeline->height );
 646         i_width += BTN_SPACE + p_timeline->width;
 647     }
 648     if( !p_btnTime )
 649         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
 650                             &p_btnTime, NULL, NULL);
 651     if( p_btnTime )
 652     {
 653         i_height = __MAX( i_height, p_btnTime->height );
 654         i_width += BTN_SPACE + p_btnTime->width;
 655     }
 656     if( !p_btnFullscreen )
 657         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
 658                             &p_btnFullscreen, NULL, NULL);
 659     if( p_btnFullscreen )
 660     {
 661         i_height = __MAX( i_height, p_btnFullscreen->height );
 662         i_width += BTN_SPACE + p_btnFullscreen->width;
 663     }
 664     if( !p_btnMute )
 665         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
 666                             &p_btnMute, NULL, NULL);
 667     if( p_btnMute )
 668     {
 669         i_height = __MAX( i_height, p_btnMute->height );
 670     }
 671     if( !p_btnUnmute )
 672         XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
 673                             &p_btnUnmute, NULL, NULL);
 674     if( p_btnUnmute )
 675     {
 676         i_height = __MAX( i_height, p_btnUnmute->height );
 677     }
 678     i_width += BTN_SPACE + __MAX( p_btnUnmute->width, p_btnMute->width );
 679
 680     setToolbarSize( i_width, i_height );
 681
 682     if( !p_btnPlay || !p_btnPause || !p_btnStop || !p_timeline ||
 683         !p_btnTime || !p_btnFullscreen || !p_btnMute || !p_btnUnmute )
 684         fprintf(stderr, "Error: some button images not found in %s\n", DATA_PATH );
 685
 686     /* reset panels position and size */
 687     /* XXX  use i_width */
 688     XResizeWindow( p_display, video, window.width, window.height - i_height);
 689     XMoveWindow( p_display, control, 0, window.height - i_height );
 690     XResizeWindow( p_display, control, window.width, i_height -1);
 691
 692     b_toolbar = 1; /* says toolbar is now shown */
 693     redrawToolbar();
 694 }
 695
 696 void VlcPlugin::hideToolbar()
 697 {
 698     const NPWindow& window = getWindow();
 699     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 700     Window control = getControlWindow();
 701     Window video = getVideoWindow();
 702
 703     i_tb_width = i_tb_height = 0;
 704
 705     if( p_btnPlay )  XDestroyImage( p_btnPlay );
 706     if( p_btnPause ) XDestroyImage( p_btnPause );
 707     if( p_btnStop )  XDestroyImage( p_btnStop );
 708     if( p_timeline ) XDestroyImage( p_timeline );
 709     if( p_btnTime )  XDestroyImage( p_btnTime );
 710     if( p_btnFullscreen ) XDestroyImage( p_btnFullscreen );
 711     if( p_btnMute )  XDestroyImage( p_btnMute );
 712     if( p_btnUnmute ) XDestroyImage( p_btnUnmute );
 713
 714     p_btnPlay = NULL;
 715     p_btnPause = NULL;
 716     p_btnStop = NULL;
 717     p_timeline = NULL;
 718     p_btnTime = NULL;
 719     p_btnFullscreen = NULL;
 720     p_btnMute = NULL;
 721     p_btnUnmute = NULL;
 722
 723     /* reset panels position and size */
 724     /* XXX  use i_width */
 725     XResizeWindow( p_display, video, window.width, window.height );
 726     XMoveWindow( p_display, control, 0, window.height-1 );
 727     XResizeWindow( p_display, control, window.width, 1 );
 728
 729     b_toolbar = 0; /* says toolbar is now hidden */
 730     redrawToolbar();
 731 }
 732
 733 void VlcPlugin::redrawToolbar()
 734 {
 735     libvlc_exception_t ex;
 736     int is_playing = 0;
 737     bool b_mute = false;
 738     unsigned int dst_x, dst_y;
 739     GC gc;
 740     XGCValues gcv;
 741     unsigned int i_tb_width, i_tb_height;
 742
 743     /* This method does nothing if toolbar is hidden. */
 744     if( !b_toolbar )
 745         return;
 746
 747     const NPWindow& window = getWindow();
 748     Window control = getControlWindow();
 749     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 750
 751     getToolbarSize( &i_tb_width, &i_tb_height );
 752
 753     libvlc_exception_init( &ex );
 754
 755     /* get mute info */
 756     b_mute = libvlc_audio_get_mute( getVLC(), &ex );
 757     libvlc_exception_clear( &ex );
 758
 759     gcv.foreground = BlackPixel( p_display, 0 );
 760     gc = XCreateGC( p_display, control, GCForeground, &gcv );
 761
 762     XFillRectangle( p_display, control, gc,
 763                     0, 0, window.width, i_tb_height );
 764     gcv.foreground = WhitePixel( p_display, 0 );
 765     XChangeGC( p_display, gc, GCForeground, &gcv );
 766
 767     /* position icons */
 768     dst_x = BTN_SPACE;
 769     dst_y = i_tb_height >> 1; /* baseline = vertical middle */
 770
 771     if( p_btnPause && (is_playing == 1) )
 772     {
 773         XPutImage( p_display, control, gc, p_btnPause, 0, 0, dst_x,
 774                    dst_y - (p_btnPause->height >> 1),
 775                    p_btnPause->width, p_btnPause->height );
 776         dst_x += BTN_SPACE + p_btnPause->width;
 777     }
 778     else if( p_btnPlay )
 779     {
 780         XPutImage( p_display, control, gc, p_btnPlay, 0, 0, dst_x,
 781                    dst_y - (p_btnPlay->height >> 1),
 782                    p_btnPlay->width, p_btnPlay->height );
 783         dst_x += BTN_SPACE + p_btnPlay->width;
 784     }
 785
 786     if( p_btnStop )
 787         XPutImage( p_display, control, gc, p_btnStop, 0, 0, dst_x,
 788                    dst_y - (p_btnStop->height >> 1),
 789                    p_btnStop->width, p_btnStop->height );
 790
 791     dst_x += BTN_SPACE + ( p_btnStop ? p_btnStop->width : 0 );
 792
 793     if( p_btnFullscreen )
 794         XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, dst_x,
 795                    dst_y - (p_btnFullscreen->height >> 1),
 796                    p_btnFullscreen->width, p_btnFullscreen->height );
 797
 798     dst_x += BTN_SPACE + ( p_btnFullscreen ? p_btnFullscreen->width : 0 );
 799
 800     if( p_btnUnmute && b_mute )
 801     {
 802         XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, dst_x,
 803                    dst_y - (p_btnUnmute->height >> 1),
 804                    p_btnUnmute->width, p_btnUnmute->height );
 805
 806         dst_x += BTN_SPACE + ( p_btnUnmute ? p_btnUnmute->width : 0 );
 807     }
 808     else if( p_btnMute )
 809     {
 810         XPutImage( p_display, control, gc, p_btnMute, 0, 0, dst_x,
 811                    dst_y - (p_btnMute->height >> 1),
 812                    p_btnMute->width, p_btnMute->height );
 813
 814         dst_x += BTN_SPACE + ( p_btnMute ? p_btnMute->width : 0 );
 815     }
 816
 817     if( p_timeline )
 818         XPutImage( p_display, control, gc, p_timeline, 0, 0, dst_x,
 819                    dst_y - (p_timeline->height >> 1),
 820                    (window.width-(dst_x+BTN_SPACE)), p_timeline->height );
 821
 822     /* get movie position in % */
 823     if( playlist_isplaying(&ex) )
 824     {
 825         i_last_position = (int)((window.width-(dst_x+BTN_SPACE))*
 826                    libvlc_media_player_get_position(libvlc_media_player,&ex));
 827     }
 828     libvlc_exception_clear( &ex );
 829
 830     if( p_btnTime )
 831         XPutImage( p_display, control, gc, p_btnTime,
 832                    0, 0, (dst_x+i_last_position),
 833                    dst_y - (p_btnTime->height >> 1),
 834                    p_btnTime->width, p_btnTime->height );
 835
 836     XFreeGC( p_display, gc );
 837 }
 838
 839 vlc_toolbar_clicked_t VlcPlugin::getToolbarButtonClicked( int i_xpos, int i_ypos )
 840 {
 841     unsigned int i_dest = BTN_SPACE;
 842     int is_playing = 0;
 843     bool b_mute = false;
 844     libvlc_exception_t ex;
 845
 846 #ifndef NDEBUG
 847     fprintf( stderr, "ToolbarButtonClicked:: "
 848                      "trying to match (%d,%d) (%d,%d)\n",
 849              i_xpos, i_ypos, i_tb_height, i_tb_width );
 850 #endif
 851     if( i_ypos >= i_tb_width )
 852         return clicked_Unknown;
 853
 854     /* Note: the order of testing is dependend on the original
 855      * drawing positions of the icon buttons. Buttons are tested
 856      * left to right.
 857      */
 858
 859     /* get isplaying */
 860     libvlc_exception_init( &ex );
 861     is_playing = playlist_isplaying( &ex );
 862     libvlc_exception_clear( &ex );
 863
 864     /* get mute info */
 865     b_mute = libvlc_audio_get_mute( getVLC(), &ex );
 866     libvlc_exception_clear( &ex );
 867
 868     /* is Pause of Play button clicked */
 869     if( (is_playing != 1) &&
 870         (i_xpos >= (BTN_SPACE>>1)) &&
 871         (i_xpos <= i_dest + p_btnPlay->width + (BTN_SPACE>>1)) )
 872         return clicked_Play;
 873     else if( (i_xpos >= (BTN_SPACE>>1))  &&
 874              (i_xpos <= i_dest + p_btnPause->width) )
 875         return clicked_Pause;
 876
 877     /* is Stop button clicked */
 878     if( is_playing != 1 )
 879         i_dest += (p_btnPlay->width + (BTN_SPACE>>1));
 880     else
 881         i_dest += (p_btnPause->width + (BTN_SPACE>>1));
 882
 883     if( (i_xpos >= i_dest) &&
 884         (i_xpos <= i_dest + p_btnStop->width + (BTN_SPACE>>1)) )
 885         return clicked_Stop;
 886
 887     /* is Fullscreen button clicked */
 888     i_dest += (p_btnStop->width + (BTN_SPACE>>1));
 889     if( (i_xpos >= i_dest) &&
 890         (i_xpos <= i_dest + p_btnFullscreen->width + (BTN_SPACE>>1)) )
 891         return clicked_Fullscreen;
 892
 893     /* is Mute or Unmute button clicked */
 894     i_dest += (p_btnFullscreen->width + (BTN_SPACE>>1));
 895     if( !b_mute && (i_xpos >= i_dest) &&
 896         (i_xpos <= i_dest + p_btnMute->width + (BTN_SPACE>>1)) )
 897         return clicked_Mute;
 898     else if( (i_xpos >= i_dest) &&
 899              (i_xpos <= i_dest + p_btnUnmute->width + (BTN_SPACE>>1)) )
 900         return clicked_Unmute;
 901
 902     /* is timeline clicked */
 903     if( !b_mute )
 904         i_dest += (p_btnMute->width + (BTN_SPACE>>1));
 905     else
 906         i_dest += (p_btnUnmute->width + (BTN_SPACE>>1));
 907     if( (i_xpos >= i_dest) &&
 908         (i_xpos <= i_dest + p_timeline->width + (BTN_SPACE>>1)) )
 909         return clicked_timeline;
 910
 911     /* is time button clicked */
 912     i_dest += (p_timeline->width + (BTN_SPACE>>1));
 913     if( (i_xpos >= i_dest) &&
 914         (i_xpos <= i_dest + p_btnTime->width + (BTN_SPACE>>1)) )
 915         return clicked_Time;
 916
 917     return clicked_Unknown;
 918 }
 919 #undef BTN_SPACE
 920 #endif