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

   1 /*****************************************************************************
   2  * vlcshell.cpp: a VLC plugin for Mozilla
   3  *****************************************************************************
   4  * Copyright (C) 2002-2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Samuel Hocevar <sam@zoy.org>
   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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include "config.h"
  28
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <stdlib.h>
  32
  33 /* Mozilla stuff */
  34 #ifdef HAVE_MOZILLA_CONFIG_H
  35 #   include <mozilla-config.h>
  36 #endif
  37
  38 /* This is from mozilla java, do we really need it? */
  39 #if 0
  40 #include <jri.h>
  41 #endif
  42
  43 #include "vlcplugin.h"
  44
  45 /* Enable/disable debugging printf's for X11 resizing */
  46 #undef X11_RESIZE_DEBUG
  47
  48 #define WINDOW_TEXT "Video is loading..."
  49
  50 /*****************************************************************************
  51  * Unix-only declarations
  52 ******************************************************************************/
  53 #ifdef XP_UNIX
  54
  55 static void Redraw( Widget w, XtPointer closure, XEvent *event );
  56 static void ControlHandler( Widget w, XtPointer closure, XEvent *event );
  57 static void Resize( Widget w, XtPointer closure, XEvent *event );
  58
  59 #endif
  60
  61 /*****************************************************************************
  62  * MacOS-only declarations
  63 ******************************************************************************/
  64 #ifdef XP_MACOSX
  65 #endif
  66
  67 /*****************************************************************************
  68  * Windows-only declarations
  69  *****************************************************************************/
  70 #ifdef XP_WIN
  71
  72 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar );
  73
  74 #endif
  75
  76 /******************************************************************************
  77  * UNIX-only API calls
  78  *****************************************************************************/
  79 char * NPP_GetMIMEDescription( void )
  80 {
  81     return PLUGIN_MIMETYPES;
  82 }
  83
  84 NPError NPP_GetValue( NPP instance, NPPVariable variable, void *value )
  85 {
  86
  87     static char psz_desc[1000];
  88
  89     /* plugin class variables */
  90     switch( variable )
  91     {
  92         case NPPVpluginNameString:
  93             *((char **)value) = PLUGIN_NAME;
  94             return NPERR_NO_ERROR;
  95
  96         case NPPVpluginDescriptionString:
  97             snprintf( psz_desc, sizeof(psz_desc), PLUGIN_DESCRIPTION,
  98                       VLC_Version() );
  99             *((char **)value) = psz_desc;
 100             return NPERR_NO_ERROR;
 101
 102         default:
 103             /* move on to instance variables ... */
 104             ;
 105     }
 106
 107     if( instance == NULL )
 108     {
 109         return NPERR_INVALID_INSTANCE_ERROR;
 110     }
 111
 112     /* plugin instance variables */
 113
 114     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 115     if( NULL == p_plugin )
 116     {
 117         // plugin has not been initialized yet !
 118         return NPERR_INVALID_INSTANCE_ERROR;
 119     }
 120
 121     switch( variable )
 122     {
 123         case NPPVpluginScriptableNPObject:
 124         {
 125             /* retrieve plugin root class */
 126             NPClass *scriptClass = p_plugin->getScriptClass();
 127             if( scriptClass )
 128             {
 129                 /* create an instance and return it */
 130                 *(NPObject**)value = NPN_CreateObject(instance, scriptClass);
 131                 return NPERR_NO_ERROR;
 132             }
 133             break;
 134         }
 135
 136         default:
 137             ;
 138     }
 139     return NPERR_GENERIC_ERROR;
 140 }
 141
 142 /*
 143  * there is some confusion in gecko headers regarding definition of this API
 144  * NPPVariable is wrongly defined as NPNVariable, which sounds incorrect.
 145  */
 146
 147 NPError NPP_SetValue( NPP instance, NPNVariable variable, void *value )
 148 {
 149     return NPERR_GENERIC_ERROR;
 150 }
 151
 152 /******************************************************************************
 153  * Mac-only API calls
 154  *****************************************************************************/
 155 #ifdef XP_MACOSX
 156 int16 NPP_HandleEvent( NPP instance, void * event )
 157 {
 158     static UInt32 lastMouseUp = 0;
 159
 160     if( instance == NULL )
 161     {
 162         return false;
 163     }
 164
 165     VlcPlugin *p_plugin = (VlcPlugin*)instance->pdata;
 166
 167     if( p_plugin == NULL )
 168     {
 169         return false;
 170     }
 171
 172     EventRecord *myEvent = (EventRecord*)event;
 173
 174     switch( myEvent->what )
 175     {
 176         case nullEvent:
 177             return true;
 178         case mouseDown:
 179         {
 180             if( (myEvent->when - lastMouseUp) < GetDblTime() )
 181             {
 182                 /* double click */
 183                 libvlc_instance_t *p_vlc = p_plugin->getVLC();
 184
 185                 if( p_vlc )
 186                 {
 187                     if( libvlc_playlist_isplaying(p_vlc, NULL) )
 188                     {
 189                         libvlc_media_instance_t *p_md =
 190                             libvlc_playlist_get_media_instance(p_vlc, NULL);
 191                         if( p_md )
 192                         {
 193                             libvlc_toggle_fullscreen(p_md, NULL);
 194                             libvlc_media_instance_release(p_md);
 195                         }
 196                     }
 197                 }
 198             }
 199             return true;
 200         }
 201         case mouseUp:
 202             lastMouseUp = myEvent->when;
 203             return true;
 204         case keyUp:
 205         case keyDown:
 206         case autoKey:
 207             return true;
 208         case updateEvt:
 209         {
 210             const NPWindow& npwindow = p_plugin->getWindow();
 211             if( npwindow.window )
 212             {
 213                 int hasVout = FALSE;
 214                 libvlc_instance_t *p_vlc = p_plugin->getVLC();
 215
 216                 if( p_vlc )
 217                 {
 218                     if( libvlc_playlist_isplaying(p_vlc, NULL) )
 219                     {
 220                         libvlc_media_instance_t *p_md =
 221                             libvlc_playlist_get_media_instance(p_vlc, NULL);
 222                         if( p_md )
 223                         {
 224                             hasVout = libvlc_media_instance_has_vout(p_md,
 225                                                                      NULL);
 226                             if( hasVout )
 227                             {
 228                                 libvlc_rectangle_t area;
 229                                 area.left = 0;
 230                                 area.top = 0;
 231                                 area.right = npwindow.width;
 232                                 area.bottom = npwindow.height;
 233                                 libvlc_video_redraw_rectangle(p_md, &area,
 234                                                               NULL);
 235                             }
 236                             libvlc_media_instance_release(p_md);
 237                         }
 238                     }
 239                 }
 240
 241                 if( ! hasVout )
 242                 {
 243                     /* draw the beautiful "No Picture" */
 244
 245                     ForeColor(blackColor);
 246                     PenMode( patCopy );
 247
 248                     /* seems that firefox forgets to set the following
 249                      * on occasion (reload) */
 250                     SetOrigin(((NP_Port *)npwindow.window)->portx,
 251                               ((NP_Port *)npwindow.window)->porty);
 252
 253                     Rect rect;
 254                     rect.left = 0;
 255                     rect.top = 0;
 256                     rect.right = npwindow.width;
 257                     rect.bottom = npwindow.height;
 258                     PaintRect( &rect );
 259
 260                     ForeColor(whiteColor);
 261                     MoveTo( (npwindow.width-80)/ 2  , npwindow.height / 2 );
 262                     DrawText( WINDOW_TEXT , 0 , strlen(WINDOW_TEXT) );
 263                 }
 264             }
 265             return true;
 266         }
 267         case activateEvt:
 268             return false;
 269         case NPEventType_GetFocusEvent:
 270         case NPEventType_LoseFocusEvent:
 271             return true;
 272         case NPEventType_AdjustCursorEvent:
 273             return false;
 274         case NPEventType_MenuCommandEvent:
 275             return false;
 276         case NPEventType_ClippingChangedEvent:
 277             return false;
 278         case NPEventType_ScrollingBeginsEvent:
 279             return true;
 280         case NPEventType_ScrollingEndsEvent:
 281             return true;
 282         default:
 283             ;
 284     }
 285     return false;
 286 }
 287 #endif /* XP_MACOSX */
 288
 289 /******************************************************************************
 290  * General Plug-in Calls
 291  *****************************************************************************/
 292 NPError NPP_Initialize( void )
 293 {
 294     return NPERR_NO_ERROR;
 295 }
 296
 297 jref NPP_GetJavaClass( void )
 298 {
 299     return NULL;
 300 }
 301
 302 void NPP_Shutdown( void )
 303 {
 304     ;
 305 }
 306
 307 NPError NPP_New( NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc,
 308                  char* argn[], char* argv[], NPSavedData* saved )
 309 {
 310     NPError status;
 311
 312     if( instance == NULL )
 313     {
 314         return NPERR_INVALID_INSTANCE_ERROR;
 315     }
 316
 317     VlcPlugin * p_plugin = new VlcPlugin( instance, mode );
 318     if( NULL == p_plugin )
 319     {
 320         return NPERR_OUT_OF_MEMORY_ERROR;
 321     }
 322
 323     status = p_plugin->init(argc, argn, argv);
 324     if( NPERR_NO_ERROR == status )
 325     {
 326         instance->pdata = reinterpret_cast<void*>(p_plugin);
 327 #if 0
 328         NPN_SetValue(instance, NPPVpluginWindowBool, (void *)false);
 329         NPN_SetValue(instance, NPPVpluginTransparentBool, (void *)false);
 330 #endif
 331     }
 332     else
 333     {
 334         delete p_plugin;
 335     }
 336     return status;
 337 }
 338
 339 NPError NPP_Destroy( NPP instance, NPSavedData** save )
 340 {
 341     if( NULL == instance )
 342         return NPERR_INVALID_INSTANCE_ERROR;
 343
 344     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 345     if( NULL == p_plugin )
 346         return NPERR_NO_ERROR;
 347
 348     instance->pdata = NULL;
 349
 350 #if XP_WIN
 351     HWND win = (HWND)p_plugin->getWindow().window;
 352     WNDPROC winproc = p_plugin->getWindowProc();
 353     if( winproc )
 354     {
 355         /* reset WNDPROC */
 356         SetWindowLong( win, GWL_WNDPROC, (LONG)winproc );
 357     }
 358 #endif
 359
 360     delete p_plugin;
 361
 362     return NPERR_NO_ERROR;
 363 }
 364
 365 NPError NPP_SetWindow( NPP instance, NPWindow* window )
 366 {
 367     Window control;
 368     unsigned int i_control_height = 0, i_control_width = 0;
 369
 370     if( ! instance )
 371     {
 372         return NPERR_INVALID_INSTANCE_ERROR;
 373     }
 374
 375     /* NPP_SetWindow may be called before NPP_New (Opera) */
 376     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 377     if( NULL == p_plugin )
 378     {
 379         /* we should probably show a splash screen here */
 380         return NPERR_NO_ERROR;
 381     }
 382     control = p_plugin->getControlWindow();
 383
 384     libvlc_instance_t *p_vlc = p_plugin->getVLC();
 385
 386     /*
 387      * PLUGIN DEVELOPERS:
 388      *  Before setting window to point to the
 389      *  new window, you may wish to compare the new window
 390      *  info to the previous window (if any) to note window
 391      *  size changes, etc.
 392      */
 393
 394     /* retrieve current window */
 395     NPWindow& curwin = p_plugin->getWindow();
 396
 397 #ifdef XP_MACOSX
 398     if( window && window->window )
 399     {
 400         /* check if plugin has a new parent window */
 401         CGrafPtr drawable = (((NP_Port*) (window->window))->port);
 402         if( !curwin.window || drawable != (((NP_Port*) (curwin.window))->port) )
 403         {
 404             /* set/change parent window */
 405             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, NULL);
 406         }
 407
 408         /* as MacOS X video output is windowless, set viewport */
 409         libvlc_rectangle_t view, clip;
 410
 411         /*
 412         ** browser sets port origin to top-left location of plugin
 413         ** relative to GrafPort window origin is set relative to document,
 414         ** which of little use for drawing
 415         */
 416         view.top     = ((NP_Port*) (window->window))->porty;
 417         view.left    = ((NP_Port*) (window->window))->portx;
 418         view.bottom  = window->height+view.top;
 419         view.right   = window->width+view.left;
 420         /* clipRect coordinates are also relative to GrafPort */
 421         clip.top     = window->clipRect.top;
 422         clip.left    = window->clipRect.left;
 423         clip.bottom  = window->clipRect.bottom;
 424         clip.right   = window->clipRect.right;
 425
 426         libvlc_video_set_viewport(p_vlc, &view, &clip, NULL);
 427
 428         /* remember new window */
 429         p_plugin->setWindow(*window);
 430     }
 431     else if( curwin.window ) {
 432         /* change/set parent */
 433         libvlc_video_set_parent(p_vlc, 0, NULL);
 434         curwin.window = NULL;
 435     }
 436 #endif /* XP_MACOSX */
 437
 438 #ifdef XP_WIN
 439     if( window && window->window )
 440     {
 441         /* check if plugin has a new parent window */
 442         HWND drawable = (HWND) (window->window);
 443         if( !curwin.window || drawable != curwin.window )
 444         {
 445             /* reset previous window settings */
 446             HWND oldwin = (HWND)p_plugin->getWindow().window;
 447             WNDPROC oldproc = p_plugin->getWindowProc();
 448             if( oldproc )
 449             {
 450                 /* reset WNDPROC */
 451                 SetWindowLong( oldwin, GWL_WNDPROC, (LONG)oldproc );
 452             }
 453             /* attach our plugin object */
 454             SetWindowLongPtr((HWND)drawable, GWLP_USERDATA,
 455                              reinterpret_cast<LONG_PTR>(p_plugin));
 456
 457             /* install our WNDPROC */
 458             p_plugin->setWindowProc( (WNDPROC)SetWindowLong( drawable,
 459                                              GWL_WNDPROC, (LONG)Manage ) );
 460
 461             /* change window style to our liking */
 462             LONG style = GetWindowLong((HWND)drawable, GWL_STYLE);
 463             style |= WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
 464             SetWindowLong((HWND)drawable, GWL_STYLE, style);
 465
 466             /* change/set parent */
 467             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, NULL);
 468
 469             /* remember new window */
 470             p_plugin->setWindow(*window);
 471
 472             /* Redraw window */
 473             InvalidateRect( (HWND)drawable, NULL, TRUE );
 474             UpdateWindow( (HWND)drawable );
 475         }
 476     }
 477     else if ( curwin.window )
 478     {
 479         /* reset WNDPROC */
 480         HWND oldwin = (HWND)curwin.window;
 481         SetWindowLong( oldwin, GWL_WNDPROC, (LONG)(p_plugin->getWindowProc()) );
 482         p_plugin->setWindowProc(NULL);
 483         /* change/set parent */
 484         libvlc_video_set_parent(p_vlc, 0, NULL);
 485         curwin.window = NULL;
 486     }
 487 #endif /* XP_WIN */
 488
 489 #ifdef XP_UNIX
 490     if( p_plugin->b_toolbar )
 491     {
 492         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 493     }
 494     else
 495     {
 496         i_control_height = i_control_width = 0;
 497     }
 498
 499     if( window && window->window )
 500     {
 501         Window  parent   = (Window) window->window;
 502         if( !curwin.window || (parent != (Window)curwin.window) )
 503         {
 504             Display *p_display = ( (NPSetWindowCallbackStruct *)
 505                                    window->ws_info )->display;
 506
 507             XResizeWindow( p_display, parent, window->width, window->height );
 508
 509             int i_blackColor = BlackPixel(p_display, DefaultScreen(p_display));
 510
 511             /* create windows */
 512             Window video = XCreateSimpleWindow( p_display, parent, 0, 0,
 513                            window->width, window->height - i_control_height,
 514                            0, i_blackColor, i_blackColor );
 515             Window controls = (Window) NULL;
 516             if( p_plugin->b_toolbar )
 517             {
 518                 controls = XCreateSimpleWindow( p_display, parent,
 519                                 0, window->height - i_control_height-1,
 520                                 window->width, i_control_height-1,
 521                                 0, i_blackColor, i_blackColor );
 522             }
 523
 524             XMapWindow( p_display, parent );
 525             XMapWindow( p_display, video );
 526             if( controls ) { XMapWindow( p_display, controls ); }
 527
 528             XFlush(p_display);
 529
 530             /* bind events */
 531             Widget w = XtWindowToWidget( p_display, parent );
 532
 533             XtAddEventHandler( w, ExposureMask, FALSE,
 534                                (XtEventHandler)Redraw, p_plugin );
 535             XtAddEventHandler( w, StructureNotifyMask, FALSE,
 536                                (XtEventHandler)Resize, p_plugin );
 537             XtAddEventHandler( w, ButtonReleaseMask, FALSE,
 538                                (XtEventHandler)ControlHandler, p_plugin );
 539
 540             /* callback */
 541 /*
 542             libvlc_media_instance_t *p_md;
 543
 544             libvlc_exception_t ex;
 545             libvlc_exception_init(& ex );
 546             p_md = libvlc_playlist_get_media_instance( p_plugin->getVLC(), &ex );
 547             libvlc_exception_init( &ex );
 548             libvlc_event_attach( libvlc_media_instance_event_manager( p_md, &ex ),
 549                                  libvlc_MediaInstancePositionChanged, Redraw, NULL, &ex );
 550 */
 551
 552             /* set/change parent window */
 553             libvlc_video_set_parent( p_vlc, (libvlc_drawable_t) video, NULL );
 554
 555             /* remember window */
 556             p_plugin->setWindow( *window );
 557             p_plugin->setVideoWindow( video );
 558             if( controls ) { p_plugin->setControlWindow( controls ); }
 559
 560             Redraw( w, (XtPointer)p_plugin, NULL );
 561         }
 562     }
 563     else if ( curwin.window )
 564     {
 565         /* change/set parent */
 566         libvlc_video_set_parent(p_vlc, 0, NULL);
 567         curwin.window = NULL;
 568     }
 569 #endif /* XP_UNIX */
 570
 571     if( !p_plugin->b_stream )
 572     {
 573         if( p_plugin->psz_target )
 574         {
 575             if( libvlc_playlist_add( p_vlc, p_plugin->psz_target,
 576                                      NULL, NULL ) != -1 )
 577             {
 578                 if( p_plugin->b_autoplay )
 579                 {
 580                     libvlc_playlist_play(p_vlc, 0, 0, NULL, NULL);
 581                 }
 582             }
 583             p_plugin->b_stream = VLC_TRUE;
 584         }
 585     }
 586     return NPERR_NO_ERROR;
 587 }
 588
 589 NPError NPP_NewStream( NPP instance, NPMIMEType type, NPStream *stream,
 590                        NPBool seekable, uint16 *stype )
 591 {
 592     if( NULL == instance  )
 593     {
 594         return NPERR_INVALID_INSTANCE_ERROR;
 595     }
 596
 597     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 598     if( NULL == p_plugin )
 599     {
 600         return NPERR_INVALID_INSTANCE_ERROR;
 601     }
 602
 603    /*
 604    ** Firefox/Mozilla may decide to open a stream from the URL specified
 605    ** in the SRC parameter of the EMBED tag and pass it to us
 606    **
 607    ** since VLC will open the SRC URL as well, we're not interested in
 608    ** that stream. Otherwise, we'll take it and queue it up in the playlist
 609    */
 610     if( !p_plugin->psz_target || strcmp(stream->url, p_plugin->psz_target) )
 611     {
 612         /* TODO: use pipes !!!! */
 613         *stype = NP_ASFILEONLY;
 614         return NPERR_NO_ERROR;
 615     }
 616     return NPERR_GENERIC_ERROR;
 617 }
 618
 619 int32 NPP_WriteReady( NPP instance, NPStream *stream )
 620 {
 621     /* TODO */
 622     return 8*1024;
 623 }
 624
 625
 626 int32 NPP_Write( NPP instance, NPStream *stream, int32 offset,
 627                  int32 len, void *buffer )
 628 {
 629     /* TODO */
 630     return len;
 631 }
 632
 633
 634 NPError NPP_DestroyStream( NPP instance, NPStream *stream, NPError reason )
 635 {
 636     if( instance == NULL )
 637     {
 638         return NPERR_INVALID_INSTANCE_ERROR;
 639     }
 640     return NPERR_NO_ERROR;
 641 }
 642
 643
 644 void NPP_StreamAsFile( NPP instance, NPStream *stream, const char* fname )
 645 {
 646     if( instance == NULL )
 647     {
 648         return;
 649     }
 650
 651     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 652     if( NULL == p_plugin )
 653     {
 654         return;
 655     }
 656
 657     if( libvlc_playlist_add( p_plugin->getVLC(), fname, stream->url, NULL )
 658         != -1 )
 659     {
 660         if( p_plugin->b_autoplay )
 661         {
 662             libvlc_playlist_play( p_plugin->getVLC(), 0, 0, NULL, NULL);
 663         }
 664     }
 665 }
 666
 667
 668 void NPP_URLNotify( NPP instance, const char* url,
 669                     NPReason reason, void* notifyData )
 670 {
 671     /***** Insert NPP_URLNotify code here *****\
 672     PluginInstance* p_plugin;
 673     if (instance != NULL)
 674         p_plugin = (PluginInstance*) instance->pdata;
 675     \*********************************************/
 676 }
 677
 678
 679 void NPP_Print( NPP instance, NPPrint* printInfo )
 680 {
 681     if( printInfo == NULL )
 682     {
 683         return;
 684     }
 685
 686     if( instance != NULL )
 687     {
 688         /***** Insert NPP_Print code here *****\
 689         PluginInstance* p_plugin = (PluginInstance*) instance->pdata;
 690         \**************************************/
 691
 692         if( printInfo->mode == NP_FULL )
 693         {
 694             /*
 695              * PLUGIN DEVELOPERS:
 696              *  If your plugin would like to take over
 697              *  printing completely when it is in full-screen mode,
 698              *  set printInfo->pluginPrinted to TRUE and print your
 699              *  plugin as you see fit.  If your plugin wants Netscape
 700              *  to handle printing in this case, set
 701              *  printInfo->pluginPrinted to FALSE (the default) and
 702              *  do nothing.  If you do want to handle printing
 703              *  yourself, printOne is true if the print button
 704              *  (as opposed to the print menu) was clicked.
 705              *  On the Macintosh, platformPrint is a THPrint; on
 706              *  Windows, platformPrint is a structure
 707              *  (defined in npapi.h) containing the printer name, port,
 708              *  etc.
 709              */
 710
 711             /***** Insert NPP_Print code here *****\
 712             void* platformPrint =
 713                 printInfo->print.fullPrint.platformPrint;
 714             NPBool printOne =
 715                 printInfo->print.fullPrint.printOne;
 716             \**************************************/
 717
 718             /* Do the default*/
 719             printInfo->print.fullPrint.pluginPrinted = FALSE;
 720         }
 721         else
 722         {
 723             /* If not fullscreen, we must be embedded */
 724             /*
 725              * PLUGIN DEVELOPERS:
 726              *  If your plugin is embedded, or is full-screen
 727              *  but you returned false in pluginPrinted above, NPP_Print
 728              *  will be called with mode == NP_EMBED.  The NPWindow
 729              *  in the printInfo gives the location and dimensions of
 730              *  the embedded plugin on the printed page.  On the
 731              *  Macintosh, platformPrint is the printer port; on
 732              *  Windows, platformPrint is the handle to the printing
 733              *  device context.
 734              */
 735
 736             /***** Insert NPP_Print code here *****\
 737             NPWindow* printWindow =
 738                 &(printInfo->print.embedPrint.window);
 739             void* platformPrint =
 740                 printInfo->print.embedPrint.platformPrint;
 741             \**************************************/
 742         }
 743     }
 744 }
 745
 746 /******************************************************************************
 747  * Windows-only methods
 748  *****************************************************************************/
 749 #if XP_WIN
 750 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar )
 751 {
 752     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(GetWindowLongPtr(p_hwnd, GWLP_USERDATA));
 753
 754     switch( i_msg )
 755     {
 756         case WM_ERASEBKGND:
 757             return 1L;
 758
 759         case WM_PAINT:
 760         {
 761             PAINTSTRUCT paintstruct;
 762             HDC hdc;
 763             RECT rect;
 764
 765             hdc = BeginPaint( p_hwnd, &paintstruct );
 766
 767             GetClientRect( p_hwnd, &rect );
 768
 769             FillRect( hdc, &rect, (HBRUSH)GetStockObject(BLACK_BRUSH) );
 770             SetTextColor(hdc, RGB(255, 255, 255));
 771             SetBkColor(hdc, RGB(0, 0, 0));
 772             DrawText( hdc, WINDOW_TEXT, strlen(WINDOW_TEXT), &rect,
 773                       DT_CENTER|DT_VCENTER|DT_SINGLELINE);
 774
 775             EndPaint( p_hwnd, &paintstruct );
 776             return 0L;
 777         }
 778         default:
 779             /* delegate to default handler */
 780             return CallWindowProc( p_plugin->getWindowProc(), p_hwnd,
 781                                    i_msg, wpar, lpar );
 782     }
 783 }
 784 #endif /* XP_WIN */
 785
 786 /******************************************************************************
 787  * UNIX-only methods
 788  *****************************************************************************/
 789 #ifdef XP_UNIX
 790 static void Redraw( Widget w, XtPointer closure, XEvent *event )
 791 {
 792     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 793     Window control = p_plugin->getControlWindow();
 794     const NPWindow& window = p_plugin->getWindow();
 795     GC gc;
 796     XGCValues gcv;
 797     unsigned int i_control_height, i_control_width;
 798
 799     if( p_plugin->b_toolbar )
 800     {
 801         p_plugin->showToolbar();
 802         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 803     }
 804     else
 805         i_control_height = i_control_width = 0;
 806
 807     Window video = p_plugin->getVideoWindow();
 808     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 809
 810     gcv.foreground = BlackPixel( p_display, 0 );
 811     gc = XCreateGC( p_display, video, GCForeground, &gcv );
 812
 813     XFillRectangle( p_display, video, gc,
 814                     0, 0, window.width, window.height - i_control_height);
 815
 816     gcv.foreground = WhitePixel( p_display, 0 );
 817     XChangeGC( p_display, gc, GCForeground, &gcv );
 818
 819     XDrawString( p_display, video, gc,
 820                  window.width / 2 - 40, (window.height - i_control_height) / 2,
 821                  WINDOW_TEXT, strlen(WINDOW_TEXT) );
 822     XFreeGC( p_display, gc );
 823
 824     if( p_plugin->b_toolbar )
 825     {
 826         p_plugin->redrawToolbar();
 827         p_plugin->hideToolbar();
 828     }
 829 }
 830
 831 static void ControlHandler( Widget w, XtPointer closure, XEvent *event )
 832 {
 833     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 834     const NPWindow& window = p_plugin->getWindow();
 835
 836     int i_height = window.height;
 837     int i_width = window.width;
 838     int i_xPos = event->xbutton.x;
 839     int i_yPos = event->xbutton.y;
 840
 841     if( p_plugin && p_plugin->b_toolbar )
 842     {
 843         libvlc_exception_t ex;
 844         libvlc_exception_init( &ex );
 845         libvlc_media_instance_t *p_md =
 846                 libvlc_playlist_get_media_instance(p_plugin->getVLC(), &ex);
 847         libvlc_exception_clear( &ex );
 848
 849         /* jump in the movie */
 850         if( i_yPos <= (i_height-30) )
 851         {
 852             /* if a movie is loaded */
 853             if( p_md )
 854             {
 855                 vlc_int64_t f_length;
 856                 libvlc_exception_init( &ex );
 857                 f_length = libvlc_media_instance_get_length( p_md, &ex ) / 100;
 858                 libvlc_exception_clear( &ex );
 859
 860                 f_length = (float)f_length *
 861                            ( ((float)i_xPos-4 ) / ( ((float)i_width-8)/100) );
 862
 863                 libvlc_exception_init( &ex );
 864                 libvlc_media_instance_set_time( p_md, f_length, &ex );
 865                 libvlc_exception_clear( &ex );
 866             }
 867         }
 868
 869         /* play/pause toggle */
 870         if( (i_yPos > (i_height-30)) && (i_xPos > 4) && (i_xPos <= 39) )
 871         {
 872             int i_playing;
 873             libvlc_exception_init( &ex );
 874             i_playing = libvlc_playlist_isplaying( p_plugin->getVLC(), &ex );
 875             libvlc_exception_clear( &ex );
 876
 877             libvlc_exception_init( &ex );
 878             if( i_playing == 1 )
 879                 libvlc_playlist_pause( p_plugin->getVLC(), &ex );
 880             else
 881                 libvlc_playlist_play( p_plugin->getVLC(), -1, 0, NULL, &ex );
 882             libvlc_exception_clear( &ex );
 883         }
 884
 885         /* stop */
 886         if( (i_yPos > (i_height-30)) && (i_xPos > 39) && (i_xPos < 67) )
 887         {
 888             libvlc_exception_init( &ex );
 889             libvlc_playlist_stop( p_plugin->getVLC(), &ex );
 890             libvlc_exception_clear( &ex );
 891         }
 892
 893         /* fullscreen */
 894         if( (i_yPos > (i_height-30)) && (i_xPos >= 67) && (i_xPos < 94) )
 895         {
 896             int i_playing;
 897             libvlc_exception_init( &ex );
 898             i_playing = libvlc_playlist_isplaying( p_plugin->getVLC(), &ex );
 899             libvlc_exception_clear( &ex );
 900
 901             if( (i_playing == 1) && p_md )
 902             {
 903                 libvlc_exception_init( &ex );
 904                 libvlc_set_fullscreen( p_md, 1, &ex );
 905                 libvlc_exception_clear( &ex );
 906             }
 907         }
 908
 909         /* mute toggle */
 910         if( (i_yPos > (i_height-30)) && (i_xPos >= 94) && (i_xPos < 109))
 911         {
 912             libvlc_exception_init( &ex );
 913             libvlc_audio_toggle_mute( p_plugin->getVLC(), &ex );
 914             libvlc_exception_clear( &ex );
 915         }
 916
 917         if( p_md ) libvlc_media_instance_release( p_md );
 918     }
 919     Redraw( w, closure, event );
 920 }
 921
 922 static void Resize ( Widget w, XtPointer closure, XEvent *event )
 923 {
 924     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 925     Window control = p_plugin->getControlWindow();
 926     const NPWindow& window = p_plugin->getWindow();
 927     Window  drawable   = p_plugin->getVideoWindow();
 928     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 929
 930     int i_ret;
 931     Window root_return, parent_return, * children_return;
 932     Window base_window;
 933     unsigned int i_nchildren;
 934     unsigned int i_control_height, i_control_width;
 935
 936     if( p_plugin->b_toolbar )
 937     {
 938         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 939     }
 940     else
 941     {
 942         i_control_height = i_control_width = 0;
 943     }
 944
 945 #ifdef X11_RESIZE_DEBUG
 946     XWindowAttributes attr;
 947
 948     if( event && event->type == ConfigureNotify )
 949     {
 950         fprintf( stderr, "vlcshell::Resize() ConfigureNotify %d x %d, "
 951                  "send_event ? %s\n", event->xconfigure.width,
 952                  event->xconfigure.height,
 953                  event->xconfigure.send_event ? "TRUE" : "FALSE" );
 954     }
 955 #endif /* X11_RESIZE_DEBUG */
 956
 957     if( ! p_plugin->setSize(window.width, (window.height - i_control_height)) )
 958     {
 959         /* size already set */
 960         return;
 961     }
 962
 963     i_ret = XResizeWindow( p_display, drawable,
 964                            window.width, (window.height - i_control_height) );
 965
 966 #ifdef X11_RESIZE_DEBUG
 967     fprintf( stderr,
 968              "vlcshell::Resize() XResizeWindow(owner) returned %d\n", i_ret );
 969
 970     XGetWindowAttributes ( p_display, drawable, &attr );
 971
 972     /* X is asynchronous, so the current size reported here is not
 973        necessarily the requested size as the Resize request may not
 974        yet have been handled by the plugin host */
 975     fprintf( stderr, "vlcshell::Resize() current (owner) size %d x %d\n",
 976              attr.width, attr.height );
 977 #endif /* X11_RESIZE_DEBUG */
 978
 979     XQueryTree( p_display, drawable,
 980                 &root_return, &parent_return, &children_return,
 981                 &i_nchildren );
 982
 983     if( i_nchildren > 0 )
 984     {
 985         /* XXX: Make assumptions related to the window parenting structure in
 986            vlc/modules/video_output/x11/xcommon.c */
 987         base_window = children_return[i_nchildren - 1];
 988
 989 #ifdef X11_RESIZE_DEBUG
 990         fprintf( stderr, "vlcshell::Resize() got %d children\n", i_nchildren );
 991         fprintf( stderr, "vlcshell::Resize() got base_window %p\n",
 992                  base_window );
 993 #endif /* X11_RESIZE_DEBUG */
 994
 995         i_ret = XResizeWindow( p_display, base_window,
 996                 window.width, ( window.height - i_control_height ) );
 997
 998 #ifdef X11_RESIZE_DEBUG
 999         fprintf( stderr,
1000                  "vlcshell::Resize() XResizeWindow(base) returned %d\n",
1001                  i_ret );
1002
1003         XGetWindowAttributes( p_display, base_window, &attr );
1004
1005         fprintf( stderr, "vlcshell::Resize() new size %d x %d\n",
1006                  attr.width, attr.height );
1007 #endif /* X11_RESIZE_DEBUG */
1008     }
1009 }
1010
1011 #endif /* XP_UNIX */