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

   1 /*****************************************************************************
   2  * vlcshell.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  *          Jean-Paul Saman <jpsaman@videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include "config.h"
  29
  30 #include <stdio.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33
  34 /* Mozilla stuff */
  35 #ifdef HAVE_MOZILLA_CONFIG_H
  36 #   include <mozilla-config.h>
  37 #endif
  38
  39 /* This is from mozilla java, do we really need it? */
  40 #if 0
  41 #include <jri.h>
  42 #endif
  43
  44 #include "vlcplugin.h"
  45 #include "vlcshell.h"
  46
  47 /* Enable/disable debugging printf's for X11 resizing */
  48 #undef X11_RESIZE_DEBUG
  49
  50 #define WINDOW_TEXT "Waiting for video"
  51
  52 /*****************************************************************************
  53  * Unix-only declarations
  54 ******************************************************************************/
  55 #ifdef XP_UNIX
  56
  57 static void Redraw( Widget w, XtPointer closure, XEvent *event );
  58 static void ControlHandler( Widget w, XtPointer closure, XEvent *event );
  59 static void Resize( Widget w, XtPointer closure, XEvent *event );
  60
  61 #endif
  62
  63 /*****************************************************************************
  64  * MacOS-only declarations
  65 ******************************************************************************/
  66 #ifdef XP_MACOSX
  67 #endif
  68
  69 /*****************************************************************************
  70  * Windows-only declarations
  71  *****************************************************************************/
  72 #ifdef XP_WIN
  73
  74 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar );
  75
  76 #endif
  77
  78 /******************************************************************************
  79  * UNIX-only API calls
  80  *****************************************************************************/
  81 char * NPP_GetMIMEDescription( void )
  82 {
  83     static char mimetype[] = PLUGIN_MIMETYPES;
  84     return mimetype;
  85 }
  86
  87 NPError NPP_GetValue( NPP instance, NPPVariable variable, void *value )
  88 {
  89     static char psz_name[] = PLUGIN_NAME;
  90     static char psz_desc[1000];
  91
  92     /* plugin class variables */
  93     switch( variable )
  94     {
  95         case NPPVpluginNameString:
  96             *((char **)value) = psz_name;
  97             return NPERR_NO_ERROR;
  98
  99         case NPPVpluginDescriptionString:
 100             snprintf( psz_desc, sizeof(psz_desc), PLUGIN_DESCRIPTION,
 101                       libvlc_get_version() );
 102             *((char **)value) = psz_desc;
 103             return NPERR_NO_ERROR;
 104
 105         default:
 106             /* move on to instance variables ... */
 107             ;
 108     }
 109
 110     if( instance == NULL )
 111     {
 112         return NPERR_INVALID_INSTANCE_ERROR;
 113     }
 114
 115     /* plugin instance variables */
 116
 117     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 118     if( NULL == p_plugin )
 119     {
 120         // plugin has not been initialized yet !
 121         return NPERR_INVALID_INSTANCE_ERROR;
 122     }
 123
 124     switch( variable )
 125     {
 126         case NPPVpluginScriptableNPObject:
 127         {
 128             /* retrieve plugin root class */
 129             NPClass *scriptClass = p_plugin->getScriptClass();
 130             if( scriptClass )
 131             {
 132                 /* create an instance and return it */
 133                 *(NPObject**)value = NPN_CreateObject(instance, scriptClass);
 134                 return NPERR_NO_ERROR;
 135             }
 136             break;
 137         }
 138
 139         default:
 140             ;
 141     }
 142     return NPERR_GENERIC_ERROR;
 143 }
 144
 145 /*
 146  * there is some confusion in gecko headers regarding definition of this API
 147  * NPPVariable is wrongly defined as NPNVariable, which sounds incorrect.
 148  */
 149
 150 NPError NPP_SetValue( NPP instance, NPNVariable variable, void *value )
 151 {
 152     return NPERR_GENERIC_ERROR;
 153 }
 154
 155 /******************************************************************************
 156  * Mac-only API calls
 157  *****************************************************************************/
 158 #ifdef XP_MACOSX
 159 int16 NPP_HandleEvent( NPP instance, void * event )
 160 {
 161     static UInt32 lastMouseUp = 0;
 162     libvlc_exception_t ex;
 163     libvlc_exception_init(&ex);
 164
 165     if( instance == NULL )
 166     {
 167         return false;
 168     }
 169
 170     VlcPlugin *p_plugin = (VlcPlugin*)instance->pdata;
 171
 172     if( p_plugin == NULL )
 173     {
 174         return false;
 175     }
 176
 177     EventRecord *myEvent = (EventRecord*)event;
 178
 179     switch( myEvent->what )
 180     {
 181         case nullEvent:
 182             return true;
 183         case mouseDown:
 184         {
 185             if( (myEvent->when - lastMouseUp) < GetDblTime() )
 186             {
 187                 /* double click */
 188                 p_plugin->toggle_fullscreen(&ex);
 189                 libvlc_exception_clear(&ex);
 190             }
 191             return true;
 192         }
 193         case mouseUp:
 194             lastMouseUp = myEvent->when;
 195             return true;
 196         case keyUp:
 197         case keyDown:
 198         case autoKey:
 199             return true;
 200         case updateEvt:
 201         {
 202             const NPWindow& npwindow = p_plugin->getWindow();
 203             if( npwindow.window )
 204             {
 205                 int hasVout = FALSE;
 206
 207                 if( p_plugin->playlist_isplaying(&ex) )
 208                 {
 209                     hasVout = p_plugin->player_has_vout(NULL);
 210                     if( hasVout )
 211                     {
 212                         libvlc_rectangle_t area;
 213                         area.left = 0;
 214                         area.top = 0;
 215                         area.right = npwindow.width;
 216                         area.bottom = npwindow.height;
 217                         libvlc_video_redraw_rectangle(p_plugin->getMD(&ex), &area, NULL);
 218                     }
 219                 }
 220                 libvlc_exception_clear(&ex);
 221
 222                 if( ! hasVout )
 223                 {
 224                     /* draw the beautiful "No Picture" */
 225
 226                     ForeColor(blackColor);
 227                     PenMode( patCopy );
 228
 229                     /* seems that firefox forgets to set the following
 230                      * on occasion (reload) */
 231                     SetOrigin(((NP_Port *)npwindow.window)->portx,
 232                               ((NP_Port *)npwindow.window)->porty);
 233
 234                     Rect rect;
 235                     rect.left = 0;
 236                     rect.top = 0;
 237                     rect.right = npwindow.width;
 238                     rect.bottom = npwindow.height;
 239                     PaintRect( &rect );
 240
 241                     ForeColor(whiteColor);
 242                     MoveTo( (npwindow.width-80)/ 2  , npwindow.height / 2 );
 243                     DrawText( WINDOW_TEXT , 0 , strlen(WINDOW_TEXT) );
 244                 }
 245             }
 246             return true;
 247         }
 248         case activateEvt:
 249             return false;
 250         case NPEventType_GetFocusEvent:
 251         case NPEventType_LoseFocusEvent:
 252             return true;
 253         case NPEventType_AdjustCursorEvent:
 254             return false;
 255         case NPEventType_MenuCommandEvent:
 256             return false;
 257         case NPEventType_ClippingChangedEvent:
 258             return false;
 259         case NPEventType_ScrollingBeginsEvent:
 260             return true;
 261         case NPEventType_ScrollingEndsEvent:
 262             return true;
 263         default:
 264             ;
 265     }
 266     return false;
 267 }
 268 #endif /* XP_MACOSX */
 269
 270 /******************************************************************************
 271  * General Plug-in Calls
 272  *****************************************************************************/
 273 NPError NPP_Initialize( void )
 274 {
 275     return NPERR_NO_ERROR;
 276 }
 277
 278 jref NPP_GetJavaClass( void )
 279 {
 280     return NULL;
 281 }
 282
 283 void NPP_Shutdown( void )
 284 {
 285     ;
 286 }
 287
 288 NPError NPP_New( NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc,
 289                  char* argn[], char* argv[], NPSavedData* saved )
 290 {
 291     NPError status;
 292
 293     if( instance == NULL )
 294     {
 295         return NPERR_INVALID_INSTANCE_ERROR;
 296     }
 297
 298     VlcPlugin * p_plugin = new VlcPlugin( instance, mode );
 299     if( NULL == p_plugin )
 300     {
 301         return NPERR_OUT_OF_MEMORY_ERROR;
 302     }
 303
 304     status = p_plugin->init(argc, argn, argv);
 305     if( NPERR_NO_ERROR == status )
 306     {
 307         instance->pdata = reinterpret_cast<void*>(p_plugin);
 308 #if 0
 309         NPN_SetValue(instance, NPPVpluginWindowBool, (void *)false);
 310         NPN_SetValue(instance, NPPVpluginTransparentBool, (void *)false);
 311 #endif
 312     }
 313     else
 314     {
 315         delete p_plugin;
 316     }
 317     return status;
 318 }
 319
 320 NPError NPP_Destroy( NPP instance, NPSavedData** save )
 321 {
 322     if( NULL == instance )
 323         return NPERR_INVALID_INSTANCE_ERROR;
 324
 325     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 326     if( NULL == p_plugin )
 327         return NPERR_NO_ERROR;
 328
 329     instance->pdata = NULL;
 330
 331 #if XP_WIN
 332     HWND win = (HWND)p_plugin->getWindow().window;
 333     WNDPROC winproc = p_plugin->getWindowProc();
 334     if( winproc )
 335     {
 336         /* reset WNDPROC */
 337         SetWindowLong( win, GWL_WNDPROC, (LONG)winproc );
 338     }
 339 #endif
 340
 341     delete p_plugin;
 342
 343     return NPERR_NO_ERROR;
 344 }
 345
 346 NPError NPP_SetWindow( NPP instance, NPWindow* window )
 347 {
 348 #if defined(XP_UNIX) && !defined(__APPLE__)
 349     Window control;
 350     unsigned int i_control_height = 0, i_control_width = 0;
 351 #endif
 352
 353     if( ! instance )
 354     {
 355         return NPERR_INVALID_INSTANCE_ERROR;
 356     }
 357
 358     /* NPP_SetWindow may be called before NPP_New (Opera) */
 359     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 360     if( NULL == p_plugin )
 361     {
 362         /* we should probably show a splash screen here */
 363         return NPERR_NO_ERROR;
 364     }
 365
 366 #if defined(XP_UNIX) && !defined(__APPLE__)
 367     control = p_plugin->getControlWindow();
 368 #endif
 369
 370     libvlc_exception_t ex;
 371     libvlc_exception_init(&ex);
 372
 373     libvlc_instance_t *p_vlc = p_plugin->getVLC();
 374
 375     /*
 376      * PLUGIN DEVELOPERS:
 377      *  Before setting window to point to the
 378      *  new window, you may wish to compare the new window
 379      *  info to the previous window (if any) to note window
 380      *  size changes, etc.
 381      */
 382
 383     /* retrieve current window */
 384     NPWindow& curwin = p_plugin->getWindow();
 385
 386 #ifdef XP_MACOSX
 387     if( window && window->window )
 388     {
 389         /* check if plugin has a new parent window */
 390         CGrafPtr drawable = (((NP_Port*) (window->window))->port);
 391         if( !curwin.window || drawable != (((NP_Port*) (curwin.window))->port) )
 392         {
 393             /* set/change parent window */
 394             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, &ex);
 395             if( libvlc_exception_raised(&ex) )
 396                 fprintf( stderr, "Exception: %s\n", libvlc_exception_get_message(&ex) );
 397             libvlc_exception_clear(&ex);
 398         }
 399
 400         /* as MacOS X video output is windowless, set viewport */
 401         libvlc_rectangle_t view, clip;
 402
 403         /*
 404         ** browser sets port origin to top-left location of plugin
 405         ** relative to GrafPort window origin is set relative to document,
 406         ** which of little use for drawing
 407         */
 408         view.top     = ((NP_Port*) (window->window))->porty;
 409         view.left    = ((NP_Port*) (window->window))->portx;
 410         view.bottom  = window->height+view.top;
 411         view.right   = window->width+view.left;
 412
 413         /* clipRect coordinates are also relative to GrafPort */
 414         clip.top     = window->clipRect.top;
 415         clip.left    = window->clipRect.left;
 416         clip.bottom  = window->clipRect.bottom;
 417         clip.right   = window->clipRect.right;
 418
 419         libvlc_video_set_viewport(p_vlc, p_plugin->getMD(&ex), &view, &clip, &ex);
 420         if( libvlc_exception_raised(&ex) )
 421             fprintf( stderr, "Exception: %s\n", libvlc_exception_get_message(&ex) );
 422         libvlc_exception_clear(&ex);
 423
 424         /* remember new window */
 425         p_plugin->setWindow(*window);
 426     }
 427     else if( curwin.window )
 428     {
 429         /* change/set parent */
 430         libvlc_video_set_parent(p_vlc, 0, &ex);
 431         if( libvlc_exception_raised(&ex) )
 432             fprintf( stderr, "Exception: %s\n", libvlc_exception_get_message(&ex) );
 433         libvlc_exception_clear(&ex);
 434
 435         curwin.window = NULL;
 436     }
 437 #endif /* XP_MACOSX */
 438
 439 #ifdef XP_WIN
 440     if( window && window->window )
 441     {
 442         /* check if plugin has a new parent window */
 443         HWND drawable = (HWND) (window->window);
 444         if( !curwin.window || drawable != curwin.window )
 445         {
 446             /* reset previous window settings */
 447             HWND oldwin = (HWND)p_plugin->getWindow().window;
 448             WNDPROC oldproc = p_plugin->getWindowProc();
 449             if( oldproc )
 450             {
 451                 /* reset WNDPROC */
 452                 SetWindowLong( oldwin, GWL_WNDPROC, (LONG)oldproc );
 453             }
 454             /* attach our plugin object */
 455             SetWindowLongPtr((HWND)drawable, GWLP_USERDATA,
 456                              reinterpret_cast<LONG_PTR>(p_plugin));
 457
 458             /* install our WNDPROC */
 459             p_plugin->setWindowProc( (WNDPROC)SetWindowLong( drawable,
 460                                              GWL_WNDPROC, (LONG)Manage ) );
 461
 462             /* change window style to our liking */
 463             LONG style = GetWindowLong((HWND)drawable, GWL_STYLE);
 464             style |= WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
 465             SetWindowLong((HWND)drawable, GWL_STYLE, style);
 466
 467             /* change/set parent */
 468             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, &ex);
 469             if( libvlc_exception_raised(&ex) )
 470                 fprintf( stderr, "Exception: %s\n", libvlc_exception_get_message(&ex) );
 471             libvlc_exception_clear(&ex);
 472
 473             /* remember new window */
 474             p_plugin->setWindow(*window);
 475
 476             /* Redraw window */
 477             InvalidateRect( (HWND)drawable, NULL, TRUE );
 478             UpdateWindow( (HWND)drawable );
 479         }
 480     }
 481     else if( curwin.window )
 482     {
 483         /* reset WNDPROC */
 484         HWND oldwin = (HWND)curwin.window;
 485         SetWindowLong( oldwin, GWL_WNDPROC, (LONG)(p_plugin->getWindowProc()) );
 486         p_plugin->setWindowProc(NULL);
 487
 488         /* change/set parent */
 489         libvlc_video_set_parent(p_vlc, 0, &ex);
 490         if( libvlc_exception_raised(&ex) )
 491             fprintf( stderr, "Exception: %s\n", libvlc_exception_get_message(&ex) );
 492         libvlc_exception_clear(&ex);
 493
 494         curwin.window = NULL;
 495     }
 496 #endif /* XP_WIN */
 497
 498 #ifdef XP_UNIX
 499     /* default to hidden toolbar, shown at the end of this method if asked *
 500      * developers note : getToolbarSize need to wait the end of this method
 501      */
 502     i_control_height = 0;
 503     i_control_width = window->width;
 504
 505     if( window && window->window )
 506     {
 507         Window  parent  = (Window) window->window;
 508         if( !curwin.window || (parent != (Window)curwin.window) )
 509         {
 510             Display *p_display = ( (NPSetWindowCallbackStruct *)
 511                                    window->ws_info )->display;
 512
 513             XResizeWindow( p_display, parent, window->width, window->height );
 514
 515             int i_blackColor = BlackPixel(p_display, DefaultScreen(p_display));
 516
 517             /* create windows */
 518             Window video = XCreateSimpleWindow( p_display, parent, 0, 0,
 519                            window->width, window->height - i_control_height,
 520                            0, i_blackColor, i_blackColor );
 521             Window controls = (Window) NULL;
 522             controls = XCreateSimpleWindow( p_display, parent,
 523                             0, window->height - i_control_height-1,
 524                             window->width, i_control_height-1,
 525                             0, i_blackColor, i_blackColor );
 526
 527             XMapWindow( p_display, parent );
 528             XMapWindow( p_display, video );
 529             if( controls ) { XMapWindow( p_display, controls ); }
 530
 531             XFlush(p_display);
 532
 533             /* bind events */
 534             Widget w = XtWindowToWidget( p_display, parent );
 535
 536             XtAddEventHandler( w, ExposureMask, FALSE,
 537                                (XtEventHandler)Redraw, p_plugin );
 538             XtAddEventHandler( w, StructureNotifyMask, FALSE,
 539                                (XtEventHandler)Resize, p_plugin );
 540             XtAddEventHandler( w, ButtonReleaseMask, FALSE,
 541                                (XtEventHandler)ControlHandler, p_plugin );
 542
 543             /* set/change parent window */
 544             libvlc_video_set_parent( p_vlc, (libvlc_drawable_t) video, &ex );
 545             if( libvlc_exception_raised(&ex) )
 546                 fprintf( stderr, "Exception: %s\n", libvlc_exception_get_message(&ex) );
 547             libvlc_exception_clear(&ex);
 548
 549             /* remember window */
 550             p_plugin->setWindow( *window );
 551             p_plugin->setVideoWindow( video );
 552
 553             if( controls )
 554             {
 555                 p_plugin->setControlWindow( controls );
 556             }
 557
 558             Redraw( w, (XtPointer)p_plugin, NULL );
 559
 560             /* now display toolbar if asked through parameters */
 561             if( p_plugin->b_toolbar )
 562             {
 563                 p_plugin->showToolbar();
 564             }
 565         }
 566     }
 567     else if( curwin.window )
 568     {
 569         /* change/set parent */
 570         libvlc_video_set_parent(p_vlc, 0, &ex);
 571         if( libvlc_exception_raised(&ex) )
 572             fprintf( stderr, "Exception: %s\n", libvlc_exception_get_message(&ex) );
 573         libvlc_exception_clear(&ex);
 574         curwin.window = NULL;
 575     }
 576 #endif /* XP_UNIX */
 577
 578     if( !p_plugin->b_stream )
 579     {
 580         if( p_plugin->psz_target )
 581         {
 582             if( p_plugin->playlist_add( p_plugin->psz_target, NULL ) != -1 )
 583             {
 584                 if( p_plugin->b_autoplay )
 585                 {
 586                     p_plugin->playlist_play(NULL);
 587                 }
 588             }
 589             p_plugin->b_stream = true;
 590         }
 591     }
 592     return NPERR_NO_ERROR;
 593 }
 594
 595 NPError NPP_NewStream( NPP instance, NPMIMEType type, NPStream *stream,
 596                        NPBool seekable, uint16 *stype )
 597 {
 598     if( NULL == instance  )
 599     {
 600         return NPERR_INVALID_INSTANCE_ERROR;
 601     }
 602
 603     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 604     if( NULL == p_plugin )
 605     {
 606         return NPERR_INVALID_INSTANCE_ERROR;
 607     }
 608
 609    /*
 610    ** Firefox/Mozilla may decide to open a stream from the URL specified
 611    ** in the SRC parameter of the EMBED tag and pass it to us
 612    **
 613    ** since VLC will open the SRC URL as well, we're not interested in
 614    ** that stream. Otherwise, we'll take it and queue it up in the playlist
 615    */
 616     if( !p_plugin->psz_target || strcmp(stream->url, p_plugin->psz_target) )
 617     {
 618         /* TODO: use pipes !!!! */
 619         *stype = NP_ASFILEONLY;
 620         return NPERR_NO_ERROR;
 621     }
 622     return NPERR_GENERIC_ERROR;
 623 }
 624
 625 int32 NPP_WriteReady( NPP instance, NPStream *stream )
 626 {
 627     /* TODO */
 628     return 8*1024;
 629 }
 630
 631 int32 NPP_Write( NPP instance, NPStream *stream, int32 offset,
 632                  int32 len, void *buffer )
 633 {
 634     /* TODO */
 635     return len;
 636 }
 637
 638 NPError NPP_DestroyStream( NPP instance, NPStream *stream, NPError reason )
 639 {
 640     if( instance == NULL )
 641     {
 642         return NPERR_INVALID_INSTANCE_ERROR;
 643     }
 644     return NPERR_NO_ERROR;
 645 }
 646
 647 void NPP_StreamAsFile( NPP instance, NPStream *stream, const char* fname )
 648 {
 649     if( instance == NULL )
 650     {
 651         return;
 652     }
 653
 654     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 655     if( NULL == p_plugin )
 656     {
 657         return;
 658     }
 659
 660     if( p_plugin->playlist_add( stream->url, NULL ) != -1 )
 661     {
 662         if( p_plugin->b_autoplay )
 663         {
 664             p_plugin->playlist_play(NULL);
 665         }
 666     }
 667 }
 668
 669 void NPP_URLNotify( NPP instance, const char* url,
 670                     NPReason reason, void* notifyData )
 671 {
 672     /***** Insert NPP_URLNotify code here *****\
 673     PluginInstance* p_plugin;
 674     if (instance != NULL)
 675         p_plugin = (PluginInstance*) instance->pdata;
 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         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 801     else
 802         i_control_height = i_control_width = 0;
 803
 804     Window video = p_plugin->getVideoWindow();
 805     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 806
 807     gcv.foreground = BlackPixel( p_display, 0 );
 808     gc = XCreateGC( p_display, video, GCForeground, &gcv );
 809
 810     XFillRectangle( p_display, video, gc,
 811                     0, 0, window.width, window.height - i_control_height);
 812
 813     gcv.foreground = WhitePixel( p_display, 0 );
 814     XChangeGC( p_display, gc, GCForeground, &gcv );
 815
 816     XDrawString( p_display, video, gc,
 817                  window.width / 2 - 40, (window.height - i_control_height) / 2,
 818                  WINDOW_TEXT, strlen(WINDOW_TEXT) );
 819     XFreeGC( p_display, gc );
 820
 821     p_plugin->redrawToolbar();
 822 }
 823
 824 static void ControlHandler( Widget w, XtPointer closure, XEvent *event )
 825 {
 826     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 827     const NPWindow& window = p_plugin->getWindow();
 828
 829     int i_height = window.height;
 830     int i_width = window.width;
 831     int i_xPos = event->xbutton.x;
 832     int i_yPos = event->xbutton.y;
 833
 834     if( p_plugin && p_plugin->b_toolbar )
 835     {
 836         int i_playing;
 837         libvlc_exception_t ex;
 838
 839         libvlc_exception_init( &ex );
 840         libvlc_media_player_t *p_md = p_plugin->getMD(&ex);
 841         if( libvlc_exception_raised(&ex) )
 842             fprintf( stderr, "%s\n", libvlc_exception_get_message(&ex));
 843         libvlc_exception_clear( &ex );
 844
 845         i_playing = p_plugin->playlist_isplaying( &ex );
 846         if( libvlc_exception_raised(&ex) )
 847             fprintf( stderr, "%s\n", libvlc_exception_get_message(&ex));
 848         libvlc_exception_clear( &ex );
 849
 850         vlc_toolbar_clicked_t clicked;
 851         clicked = p_plugin->getToolbarButtonClicked( i_xPos, i_yPos );
 852         switch( clicked )
 853         {
 854             case clicked_Play:
 855             case clicked_Pause:
 856             {
 857                 if( i_playing == 1 )
 858                     p_plugin->playlist_pause( &ex );
 859                 else
 860                     p_plugin->playlist_play( &ex );
 861
 862                 if( libvlc_exception_raised(&ex) )
 863                     fprintf( stderr, "%s\n", libvlc_exception_get_message(&ex));
 864                 libvlc_exception_clear( &ex );
 865             }
 866             break;
 867
 868             case clicked_Stop:
 869             {
 870                 p_plugin->playlist_stop(&ex);
 871                 if( libvlc_exception_raised(&ex) )
 872                     fprintf( stderr, "%s\n", libvlc_exception_get_message(&ex));
 873                 libvlc_exception_clear( &ex );
 874             }
 875             break;
 876
 877             case clicked_Fullscreen:
 878             {
 879                 p_plugin->set_fullscreen( 1, &ex );
 880                 if( libvlc_exception_raised(&ex) )
 881                     fprintf( stderr, "%s\n", libvlc_exception_get_message(&ex));
 882                 libvlc_exception_clear( &ex );
 883             }
 884             break;
 885
 886             case clicked_Mute:
 887             case clicked_Unmute:
 888             {
 889                 libvlc_audio_toggle_mute( p_plugin->getVLC(), &ex );
 890                 if( libvlc_exception_raised(&ex) )
 891                     fprintf( stderr, "%s\n", libvlc_exception_get_message(&ex));
 892                 libvlc_exception_clear( &ex );
 893             }
 894             break;
 895
 896             case clicked_timeline:
 897             {
 898                 /* if a movie is loaded */
 899                 if( p_md )
 900                 {
 901                     int64_t f_length;
 902                     f_length = libvlc_media_player_get_length( p_md, &ex ) / 100;
 903                     libvlc_exception_clear( &ex );
 904
 905                     f_length = (float)f_length *
 906                             ( ((float)i_xPos-4.0 ) / ( ((float)i_width-8.0)/100) );
 907
 908                     libvlc_media_player_set_time( p_md, f_length, &ex );
 909                     if( libvlc_exception_raised(&ex) )
 910                         fprintf( stderr, "%s\n", libvlc_exception_get_message(&ex));
 911                     libvlc_exception_clear( &ex );
 912                 }
 913             }
 914             break;
 915
 916             case clicked_Time:
 917             {
 918                 /* Not implemented yet*/
 919             }
 920             break;
 921
 922             default: /* button_Unknown */
 923             break;
 924         }
 925     }
 926     Redraw( w, closure, event );
 927 }
 928
 929 static void Resize ( Widget w, XtPointer closure, XEvent *event )
 930 {
 931     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 932     Window control = p_plugin->getControlWindow();
 933     const NPWindow& window = p_plugin->getWindow();
 934     Window  drawable   = p_plugin->getVideoWindow();
 935     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 936
 937     int i_ret;
 938     Window root_return, parent_return, * children_return;
 939     Window base_window;
 940     unsigned int i_nchildren;
 941     unsigned int i_control_height, i_control_width;
 942
 943     if( p_plugin->b_toolbar )
 944     {
 945         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 946     }
 947     else
 948     {
 949         i_control_height = i_control_width = 0;
 950     }
 951
 952 #ifdef X11_RESIZE_DEBUG
 953     XWindowAttributes attr;
 954
 955     if( event && event->type == ConfigureNotify )
 956     {
 957         fprintf( stderr, "vlcshell::Resize() ConfigureNotify %d x %d, "
 958                  "send_event ? %s\n", event->xconfigure.width,
 959                  event->xconfigure.height,
 960                  event->xconfigure.send_event ? "TRUE" : "FALSE" );
 961     }
 962 #endif /* X11_RESIZE_DEBUG */
 963
 964     if( ! p_plugin->setSize(window.width, (window.height - i_control_height)) )
 965     {
 966         /* size already set */
 967         return;
 968     }
 969
 970     i_ret = XResizeWindow( p_display, drawable,
 971                            window.width, (window.height - i_control_height) );
 972
 973 #ifdef X11_RESIZE_DEBUG
 974     fprintf( stderr,
 975              "vlcshell::Resize() XResizeWindow(owner) returned %d\n", i_ret );
 976
 977     XGetWindowAttributes ( p_display, drawable, &attr );
 978
 979     /* X is asynchronous, so the current size reported here is not
 980        necessarily the requested size as the Resize request may not
 981        yet have been handled by the plugin host */
 982     fprintf( stderr, "vlcshell::Resize() current (owner) size %d x %d\n",
 983              attr.width, attr.height );
 984 #endif /* X11_RESIZE_DEBUG */
 985
 986     XQueryTree( p_display, drawable,
 987                 &root_return, &parent_return, &children_return,
 988                 &i_nchildren );
 989
 990     if( i_nchildren > 0 )
 991     {
 992         /* XXX: Make assumptions related to the window parenting structure in
 993            vlc/modules/video_output/x11/xcommon.c */
 994         base_window = children_return[i_nchildren - 1];
 995
 996 #ifdef X11_RESIZE_DEBUG
 997         fprintf( stderr, "vlcshell::Resize() got %d children\n", i_nchildren );
 998         fprintf( stderr, "vlcshell::Resize() got base_window %p\n",
 999                  base_window );
1000 #endif /* X11_RESIZE_DEBUG */
1001
1002         i_ret = XResizeWindow( p_display, base_window,
1003                 window.width, ( window.height - i_control_height ) );
1004
1005 #ifdef X11_RESIZE_DEBUG
1006         fprintf( stderr,
1007                  "vlcshell::Resize() XResizeWindow(base) returned %d\n",
1008                  i_ret );
1009
1010         XGetWindowAttributes( p_display, base_window, &attr );
1011
1012         fprintf( stderr, "vlcshell::Resize() new size %d x %d\n",
1013                  attr.width, attr.height );
1014 #endif /* X11_RESIZE_DEBUG */
1015     }
1016 }
1017
1018 #endif /* XP_UNIX */