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 #ifdef XP_UNIX
  39 #ifndef __APPLE__
  40 #include <X11/xpm.h>
  41 #endif
  42 #endif
  43
  44 /* This is from mozilla java, do we really need it? */
  45 #if 0
  46 #include <jri.h>
  47 #endif
  48
  49 #include "vlcplugin.h"
  50
  51 /* Enable/disable debugging printf's for X11 resizing */
  52 #undef X11_RESIZE_DEBUG
  53
  54 #define WINDOW_TEXT "Video is loading..."
  55
  56 #ifndef __MAX
  57 #   define __MAX(a, b)   ( ((a) > (b)) ? (a) : (b) )
  58 #endif
  59 #ifndef __MIN
  60 #   define __MIN(a, b)   ( ((a) < (b)) ? (a) : (b) )
  61 #endif
  62
  63 /*****************************************************************************
  64  * Unix-only declarations
  65 ******************************************************************************/
  66 #ifdef XP_UNIX
  67
  68 static void Redraw( Widget w, XtPointer closure, XEvent *event );
  69 static void ControlHandler( Widget w, XtPointer closure, XEvent *event );
  70 static void Resize( Widget w, XtPointer closure, XEvent *event );
  71
  72 #endif
  73
  74 /*****************************************************************************
  75  * MacOS-only declarations
  76 ******************************************************************************/
  77 #ifdef XP_MACOSX
  78 #endif
  79
  80 /*****************************************************************************
  81  * Windows-only declarations
  82  *****************************************************************************/
  83 #ifdef XP_WIN
  84
  85 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar );
  86
  87 #endif
  88
  89 /******************************************************************************
  90  * UNIX-only API calls
  91  *****************************************************************************/
  92 char * NPP_GetMIMEDescription( void )
  93 {
  94     return PLUGIN_MIMETYPES;
  95 }
  96
  97 NPError NPP_GetValue( NPP instance, NPPVariable variable, void *value )
  98 {
  99
 100     static char psz_desc[1000];
 101
 102     /* plugin class variables */
 103     switch( variable )
 104     {
 105         case NPPVpluginNameString:
 106             *((char **)value) = PLUGIN_NAME;
 107             return NPERR_NO_ERROR;
 108
 109         case NPPVpluginDescriptionString:
 110             snprintf( psz_desc, sizeof(psz_desc), PLUGIN_DESCRIPTION, VLC_Version() );
 111             *((char **)value) = psz_desc;
 112             return NPERR_NO_ERROR;
 113
 114         default:
 115             /* move on to instance variables ... */
 116             ;
 117     }
 118
 119     if( instance == NULL )
 120     {
 121         return NPERR_INVALID_INSTANCE_ERROR;
 122     }
 123
 124     /* plugin instance variables */
 125
 126     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 127     if( NULL == p_plugin )
 128     {
 129         // plugin has not been initialized yet !
 130         return NPERR_INVALID_INSTANCE_ERROR;
 131     }
 132
 133     switch( variable )
 134     {
 135         case NPPVpluginScriptableNPObject:
 136         {
 137             /* retrieve plugin root class */
 138             NPClass *scriptClass = p_plugin->getScriptClass();
 139             if( scriptClass )
 140             {
 141                 /* create an instance and return it */
 142                 *(NPObject**)value = NPN_CreateObject(instance, scriptClass);
 143                 return NPERR_NO_ERROR;
 144             }
 145             break;
 146         }
 147
 148         default:
 149             ;
 150     }
 151     return NPERR_GENERIC_ERROR;
 152 }
 153
 154 /*
 155  * there is some confusion in gecko headers regarding definition of this API
 156  * NPPVariable is wrongly defined as NPNVariable, which sounds incorrect.
 157  */
 158
 159 NPError NPP_SetValue( NPP instance, NPNVariable variable, void *value )
 160 {
 161     return NPERR_GENERIC_ERROR;
 162 }
 163
 164 /******************************************************************************
 165  * Mac-only API calls
 166  *****************************************************************************/
 167 #ifdef XP_MACOSX
 168 int16 NPP_HandleEvent( NPP instance, void * event )
 169 {
 170     static UInt32 lastMouseUp = 0;
 171
 172     if( instance == NULL )
 173     {
 174         return false;
 175     }
 176
 177     VlcPlugin *p_plugin = (VlcPlugin*)instance->pdata;
 178
 179     if( p_plugin == NULL )
 180     {
 181         return false;
 182     }
 183
 184     EventRecord *myEvent = (EventRecord*)event;
 185
 186     switch( myEvent->what )
 187     {
 188         case nullEvent:
 189             return true;
 190         case mouseDown:
 191         {
 192             if( (myEvent->when - lastMouseUp) < GetDblTime() )
 193             {
 194                 /* double click */
 195                 libvlc_instance_t *p_vlc = p_plugin->getVLC();
 196
 197                 if( p_vlc )
 198                 {
 199                     if( libvlc_playlist_isplaying(p_vlc, NULL) )
 200                     {
 201                         libvlc_media_instance_t *p_md =
 202                             libvlc_playlist_get_media_instance(p_vlc, NULL);
 203                         if( p_md )
 204                         {
 205                             libvlc_toggle_fullscreen(p_md, NULL);
 206                             libvlc_media_instance_release(p_md);
 207                         }
 208                     }
 209                 }
 210             }
 211             return true;
 212         }
 213         case mouseUp:
 214             lastMouseUp = myEvent->when;
 215             return true;
 216         case keyUp:
 217         case keyDown:
 218         case autoKey:
 219             return true;
 220         case updateEvt:
 221         {
 222             const NPWindow& npwindow = p_plugin->getWindow();
 223             if( npwindow.window )
 224             {
 225                 int hasVout = FALSE;
 226                 libvlc_instance_t *p_vlc = p_plugin->getVLC();
 227
 228                 if( p_vlc )
 229                 {
 230                     if( libvlc_playlist_isplaying(p_vlc, NULL) )
 231                     {
 232                         libvlc_media_instance_t *p_md =
 233                             libvlc_playlist_get_media_instance(p_vlc, NULL);
 234                         if( p_md )
 235                         {
 236                             hasVout = libvlc_media_instance_has_vout(p_md, NULL);
 237                             if( hasVout )
 238                             {
 239                                 libvlc_rectangle_t area;
 240                                 area.left = 0;
 241                                 area.top = 0;
 242                                 area.right = npwindow.width;
 243                                 area.bottom = npwindow.height;
 244                                 libvlc_video_redraw_rectangle(p_md, &area, NULL);
 245                             }
 246                             libvlc_media_instance_release(p_md);
 247                         }
 248                     }
 249                 }
 250
 251                 if( ! hasVout )
 252                 {
 253                     /* draw the beautiful "No Picture" */
 254
 255                     ForeColor(blackColor);
 256                     PenMode( patCopy );
 257
 258                     /* seems that firefox forgets to set the following on occasion (reload) */
 259                     SetOrigin(((NP_Port *)npwindow.window)->portx,
 260                               ((NP_Port *)npwindow.window)->porty);
 261
 262                     Rect rect;
 263                     rect.left = 0;
 264                     rect.top = 0;
 265                     rect.right = npwindow.width;
 266                     rect.bottom = npwindow.height;
 267                     PaintRect( &rect );
 268
 269                     ForeColor(whiteColor);
 270                     MoveTo( (npwindow.width-80)/ 2  , npwindow.height / 2 );
 271                     DrawText( WINDOW_TEXT , 0 , strlen(WINDOW_TEXT) );
 272                 }
 273             }
 274             return true;
 275         }
 276         case activateEvt:
 277             return false;
 278         case NPEventType_GetFocusEvent:
 279         case NPEventType_LoseFocusEvent:
 280             return true;
 281         case NPEventType_AdjustCursorEvent:
 282             return false;
 283         case NPEventType_MenuCommandEvent:
 284             return false;
 285         case NPEventType_ClippingChangedEvent:
 286             return false;
 287         case NPEventType_ScrollingBeginsEvent:
 288             return true;
 289         case NPEventType_ScrollingEndsEvent:
 290             return true;
 291         default:
 292             ;
 293     }
 294     return false;
 295 }
 296 #endif /* XP_MACOSX */
 297
 298 /******************************************************************************
 299  * General Plug-in Calls
 300  *****************************************************************************/
 301 NPError NPP_Initialize( void )
 302 {
 303     return NPERR_NO_ERROR;
 304 }
 305
 306 jref NPP_GetJavaClass( void )
 307 {
 308     return NULL;
 309 }
 310
 311 void NPP_Shutdown( void )
 312 {
 313     ;
 314 }
 315
 316 NPError NPP_New( NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc,
 317                  char* argn[], char* argv[], NPSavedData* saved )
 318 {
 319     NPError status;
 320
 321     if( instance == NULL )
 322     {
 323         return NPERR_INVALID_INSTANCE_ERROR;
 324     }
 325
 326     VlcPlugin * p_plugin = new VlcPlugin( instance, mode );
 327     if( NULL == p_plugin )
 328     {
 329         return NPERR_OUT_OF_MEMORY_ERROR;
 330     }
 331
 332     status = p_plugin->init(argc, argn, argv);
 333     if( NPERR_NO_ERROR == status )
 334     {
 335         instance->pdata = reinterpret_cast<void*>(p_plugin);
 336 #if 0
 337         NPN_SetValue(instance, NPPVpluginWindowBool, (void *)false);
 338         NPN_SetValue(instance, NPPVpluginTransparentBool, (void *)false);
 339 #endif
 340     }
 341     else
 342     {
 343         delete p_plugin;
 344     }
 345     return status;
 346 }
 347
 348 NPError NPP_Destroy( NPP instance, NPSavedData** save )
 349 {
 350     if( NULL == instance )
 351         return NPERR_INVALID_INSTANCE_ERROR;
 352
 353     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 354     if( NULL == p_plugin )
 355         return NPERR_NO_ERROR;
 356
 357     instance->pdata = NULL;
 358
 359 #if XP_WIN
 360     HWND win = (HWND)p_plugin->getWindow().window;
 361     WNDPROC winproc = p_plugin->getWindowProc();
 362     if( winproc )
 363     {
 364         /* reset WNDPROC */
 365         SetWindowLong( win, GWL_WNDPROC, (LONG)winproc );
 366     }
 367 #endif
 368
 369     delete p_plugin;
 370
 371     return NPERR_NO_ERROR;
 372 }
 373
 374 NPError NPP_SetWindow( NPP instance, NPWindow* window )
 375 {
 376     if( ! instance )
 377     {
 378         return NPERR_INVALID_INSTANCE_ERROR;
 379     }
 380
 381     /* NPP_SetWindow may be called before NPP_New (Opera) */
 382     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 383     if( ! p_plugin )
 384     {
 385         /* we should probably show a splash screen here */
 386         return NPERR_NO_ERROR;
 387     }
 388
 389     libvlc_instance_t *p_vlc = p_plugin->getVLC();
 390
 391     /*
 392      * PLUGIN DEVELOPERS:
 393      *  Before setting window to point to the
 394      *  new window, you may wish to compare the new window
 395      *  info to the previous window (if any) to note window
 396      *  size changes, etc.
 397      */
 398
 399     /* retrieve current window */
 400     NPWindow& curwin = p_plugin->getWindow();
 401
 402 #ifdef XP_MACOSX
 403     if( window && window->window )
 404     {
 405         /* check if plugin has a new parent window */
 406         CGrafPtr drawable = (((NP_Port*) (window->window))->port);
 407         if( !curwin.window || drawable != (((NP_Port*) (curwin.window))->port) )
 408         {
 409             /* set/change parent window */
 410             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, NULL);
 411         }
 412
 413         /* as MacOS X video output is windowless, set viewport */
 414         libvlc_rectangle_t view, clip;
 415
 416         /*
 417         ** browser sets port origin to top-left location of plugin relative to GrafPort
 418         ** window origin is set relative to document, which of little use for drawing
 419         */
 420         view.top     = ((NP_Port*) (window->window))->porty;
 421         view.left    = ((NP_Port*) (window->window))->portx;
 422         view.bottom  = window->height+view.top;
 423         view.right   = window->width+view.left;
 424         /* clipRect coordinates are also relative to GrafPort */
 425         clip.top     = window->clipRect.top;
 426         clip.left    = window->clipRect.left;
 427         clip.bottom  = window->clipRect.bottom;
 428         clip.right   = window->clipRect.right;
 429
 430         libvlc_video_set_viewport(p_vlc, &view, &clip, NULL);
 431
 432         /* remember new window */
 433         p_plugin->setWindow(*window);
 434     }
 435     else if( curwin.window ) {
 436         /* change/set parent */
 437         libvlc_video_set_parent(p_vlc, 0, NULL);
 438         curwin.window = NULL;
 439     }
 440 #endif /* XP_MACOSX */
 441
 442 #ifdef XP_WIN
 443     if( window && window->window )
 444     {
 445         /* check if plugin has a new parent window */
 446         HWND drawable = (HWND) (window->window);
 447         if( !curwin.window || drawable != curwin.window )
 448         {
 449             /* reset previous window settings */
 450             HWND oldwin = (HWND)p_plugin->getWindow().window;
 451             WNDPROC oldproc = p_plugin->getWindowProc();
 452             if( oldproc )
 453             {
 454                 /* reset WNDPROC */
 455                 SetWindowLong( oldwin, GWL_WNDPROC, (LONG)oldproc );
 456             }
 457             /* attach our plugin object */
 458             SetWindowLongPtr((HWND)drawable, GWLP_USERDATA,
 459                              reinterpret_cast<LONG_PTR>(p_plugin));
 460
 461             /* install our WNDPROC */
 462             p_plugin->setWindowProc( (WNDPROC)SetWindowLong( drawable,
 463                                              GWL_WNDPROC, (LONG)Manage ) );
 464
 465             /* change window style to our liking */
 466             LONG style = GetWindowLong((HWND)drawable, GWL_STYLE);
 467             style |= WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
 468             SetWindowLong((HWND)drawable, GWL_STYLE, style);
 469
 470             /* change/set parent */
 471             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, NULL);
 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         /* change/set parent */
 488         libvlc_video_set_parent(p_vlc, 0, NULL);
 489         curwin.window = NULL;
 490     }
 491 #endif /* XP_WIN */
 492
 493 #ifdef XP_UNIX
 494     if( window && window->window )
 495     {
 496         Window  parent   = (Window) window->window;
 497         if( !curwin.window || (parent != (Window)curwin.window) )
 498         {
 499             Display *p_display = ((NPSetWindowCallbackStruct *)window->ws_info)->display;
 500
 501             XResizeWindow( p_display, parent, window->width, window->height );
 502
 503             int i_blackColor = BlackPixel(p_display, DefaultScreen(p_display));
 504
 505             Window video = XCreateSimpleWindow( p_display, parent, 0, 0,
 506                            window->width, window->height - p_plugin->i_control_height, 0,
 507                            i_blackColor, i_blackColor );
 508             Window controls = XCreateSimpleWindow( p_display, parent, 0,
 509                             window->height - p_plugin->i_control_height-1, window->width,
 510                             p_plugin->i_control_height-1, 0, i_blackColor, i_blackColor );
 511
 512             XMapWindow( p_display, parent );
 513             XMapWindow( p_display, video );
 514             XMapWindow( p_display, controls );
 515
 516             XFlush(p_display);
 517
 518             Widget w = XtWindowToWidget( p_display, parent );
 519
 520             XtAddEventHandler( w, ExposureMask, FALSE,
 521                                (XtEventHandler)Redraw, p_plugin );
 522             XtAddEventHandler( w, StructureNotifyMask, FALSE,
 523                                (XtEventHandler)Resize, p_plugin );
 524             XtAddEventHandler( w, ButtonReleaseMask, FALSE,
 525                                (XtEventHandler)ControlHandler, p_plugin );
 526
 527             /* callback */
 528 /*
 529             libvlc_media_instance_t *p_md;
 530
 531             libvlc_exception_t ex;
 532             libvlc_exception_init(& ex );
 533             p_md = libvlc_playlist_get_media_instance( p_plugin->getVLC(), &ex );
 534             libvlc_exception_init( &ex );
 535             libvlc_event_attach( libvlc_media_instance_event_manager( p_md, &ex ),
 536                                  libvlc_MediaInstancePositionChanged, Redraw, NULL, &ex );
 537 */
 538
 539             /* set/change parent window */
 540             libvlc_video_set_parent( p_vlc, (libvlc_drawable_t) video, NULL );
 541
 542             /* remember window */
 543             p_plugin->setWindow( *window );
 544             p_plugin->setVideoWindow( video );
 545             p_plugin->setControlWindow( controls );
 546
 547             Redraw( w, (XtPointer)p_plugin, NULL );
 548         }
 549     }
 550     else if ( curwin.window )
 551     {
 552         /* change/set parent */
 553         libvlc_video_set_parent(p_vlc, 0, NULL);
 554         curwin.window = NULL;
 555     }
 556 #endif /* XP_UNIX */
 557
 558     if( !p_plugin->b_stream )
 559     {
 560         if( p_plugin->psz_target )
 561         {
 562             if( libvlc_playlist_add( p_vlc, p_plugin->psz_target,
 563                                      NULL, NULL ) != -1 )
 564             {
 565                 if( p_plugin->b_autoplay )
 566                 {
 567                     libvlc_playlist_play(p_vlc, 0, 0, NULL, NULL);
 568                 }
 569             }
 570             p_plugin->b_stream = VLC_TRUE;
 571         }
 572     }
 573     return NPERR_NO_ERROR;
 574 }
 575
 576 NPError NPP_NewStream( NPP instance, NPMIMEType type, NPStream *stream,
 577                        NPBool seekable, uint16 *stype )
 578 {
 579     if( NULL == instance  )
 580     {
 581         return NPERR_INVALID_INSTANCE_ERROR;
 582     }
 583
 584     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 585     if( NULL == p_plugin )
 586     {
 587         return NPERR_INVALID_INSTANCE_ERROR;
 588     }
 589
 590    /*
 591    ** Firefox/Mozilla may decide to open a stream from the URL specified
 592    ** in the SRC parameter of the EMBED tag and pass it to us
 593    **
 594    ** since VLC will open the SRC URL as well, we're not interested in
 595    ** that stream. Otherwise, we'll take it and queue it up in the playlist
 596    */
 597     if( !p_plugin->psz_target || strcmp(stream->url, p_plugin->psz_target) )
 598     {
 599         /* TODO: use pipes !!!! */
 600         *stype = NP_ASFILEONLY;
 601         return NPERR_NO_ERROR;
 602     }
 603     return NPERR_GENERIC_ERROR;
 604 }
 605
 606 int32 NPP_WriteReady( NPP instance, NPStream *stream )
 607 {
 608     /* TODO */
 609     return 8*1024;
 610 }
 611
 612
 613 int32 NPP_Write( NPP instance, NPStream *stream, int32 offset,
 614                  int32 len, void *buffer )
 615 {
 616     /* TODO */
 617     return len;
 618 }
 619
 620
 621 NPError NPP_DestroyStream( NPP instance, NPStream *stream, NPError reason )
 622 {
 623     if( instance == NULL )
 624     {
 625         return NPERR_INVALID_INSTANCE_ERROR;
 626     }
 627     return NPERR_NO_ERROR;
 628 }
 629
 630
 631 void NPP_StreamAsFile( NPP instance, NPStream *stream, const char* fname )
 632 {
 633     if( instance == NULL )
 634     {
 635         return;
 636     }
 637
 638     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 639     if( NULL == p_plugin )
 640     {
 641         return;
 642     }
 643
 644     if( libvlc_playlist_add( p_plugin->getVLC(), fname, stream->url, NULL ) != -1 )
 645     {
 646         if( p_plugin->b_autoplay )
 647         {
 648             libvlc_playlist_play( p_plugin->getVLC(), 0, 0, NULL, NULL);
 649         }
 650     }
 651 }
 652
 653
 654 void NPP_URLNotify( NPP instance, const char* url,
 655                     NPReason reason, void* notifyData )
 656 {
 657     /***** Insert NPP_URLNotify code here *****\
 658     PluginInstance* p_plugin;
 659     if (instance != NULL)
 660         p_plugin = (PluginInstance*) instance->pdata;
 661     \*********************************************/
 662 }
 663
 664
 665 void NPP_Print( NPP instance, NPPrint* printInfo )
 666 {
 667     if( printInfo == NULL )
 668     {
 669         return;
 670     }
 671
 672     if( instance != NULL )
 673     {
 674         /***** Insert NPP_Print code here *****\
 675         PluginInstance* p_plugin = (PluginInstance*) instance->pdata;
 676         \**************************************/
 677
 678         if( printInfo->mode == NP_FULL )
 679         {
 680             /*
 681              * PLUGIN DEVELOPERS:
 682              *  If your plugin would like to take over
 683              *  printing completely when it is in full-screen mode,
 684              *  set printInfo->pluginPrinted to TRUE and print your
 685              *  plugin as you see fit.  If your plugin wants Netscape
 686              *  to handle printing in this case, set
 687              *  printInfo->pluginPrinted to FALSE (the default) and
 688              *  do nothing.  If you do want to handle printing
 689              *  yourself, printOne is true if the print button
 690              *  (as opposed to the print menu) was clicked.
 691              *  On the Macintosh, platformPrint is a THPrint; on
 692              *  Windows, platformPrint is a structure
 693              *  (defined in npapi.h) containing the printer name, port,
 694              *  etc.
 695              */
 696
 697             /***** Insert NPP_Print code here *****\
 698             void* platformPrint =
 699                 printInfo->print.fullPrint.platformPrint;
 700             NPBool printOne =
 701                 printInfo->print.fullPrint.printOne;
 702             \**************************************/
 703
 704             /* Do the default*/
 705             printInfo->print.fullPrint.pluginPrinted = FALSE;
 706         }
 707         else
 708         {
 709             /* If not fullscreen, we must be embedded */
 710             /*
 711              * PLUGIN DEVELOPERS:
 712              *  If your plugin is embedded, or is full-screen
 713              *  but you returned false in pluginPrinted above, NPP_Print
 714              *  will be called with mode == NP_EMBED.  The NPWindow
 715              *  in the printInfo gives the location and dimensions of
 716              *  the embedded plugin on the printed page.  On the
 717              *  Macintosh, platformPrint is the printer port; on
 718              *  Windows, platformPrint is the handle to the printing
 719              *  device context.
 720              */
 721
 722             /***** Insert NPP_Print code here *****\
 723             NPWindow* printWindow =
 724                 &(printInfo->print.embedPrint.window);
 725             void* platformPrint =
 726                 printInfo->print.embedPrint.platformPrint;
 727             \**************************************/
 728         }
 729     }
 730 }
 731
 732 /******************************************************************************
 733  * Windows-only methods
 734  *****************************************************************************/
 735 #if XP_WIN
 736 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar )
 737 {
 738     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(GetWindowLongPtr(p_hwnd, GWLP_USERDATA));
 739
 740     switch( i_msg )
 741     {
 742         case WM_ERASEBKGND:
 743             return 1L;
 744
 745         case WM_PAINT:
 746         {
 747             PAINTSTRUCT paintstruct;
 748             HDC hdc;
 749             RECT rect;
 750
 751             hdc = BeginPaint( p_hwnd, &paintstruct );
 752
 753             GetClientRect( p_hwnd, &rect );
 754
 755             FillRect( hdc, &rect, (HBRUSH)GetStockObject(BLACK_BRUSH) );
 756             SetTextColor(hdc, RGB(255, 255, 255));
 757             SetBkColor(hdc, RGB(0, 0, 0));
 758             DrawText( hdc, WINDOW_TEXT, strlen(WINDOW_TEXT), &rect,
 759                       DT_CENTER|DT_VCENTER|DT_SINGLELINE);
 760
 761             EndPaint( p_hwnd, &paintstruct );
 762             return 0L;
 763         }
 764         default:
 765             /* delegate to default handler */
 766             return CallWindowProc(p_plugin->getWindowProc(), p_hwnd, i_msg, wpar, lpar );
 767     }
 768 }
 769 #endif /* XP_WIN */
 770
 771 /******************************************************************************
 772  * UNIX-only methods
 773  *****************************************************************************/
 774 #ifdef XP_UNIX
 775 static void Redraw( Widget w, XtPointer closure, XEvent *event )
 776 {
 777     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 778     const NPWindow& window = p_plugin->getWindow();
 779     GC gc;
 780     XGCValues gcv;
 781
 782     /* Toolbar */
 783     XImage *p_btnPlay = NULL;
 784     XImage *p_btnPause = NULL;
 785     XImage *p_btnStop = NULL;
 786     XImage *p_timeline = NULL;
 787     XImage *p_btnTime = NULL;
 788     XImage *p_btnFullscreen = NULL;
 789     XImage *p_btnMute = NULL;
 790     XImage *p_btnUnmute = NULL;
 791
 792     libvlc_media_instance_t *p_md = NULL;
 793     float f_position = 0;
 794     int i_playing = 0;
 795     bool b_mute = false;
 796
 797     Window video = p_plugin->getVideoWindow();
 798     Window control = p_plugin->getControlWindow();
 799     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 800
 801     /* load icons */
 802     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
 803                         &p_btnPlay, NULL, NULL);
 804     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 805                                         p_btnPlay->height );
 806     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
 807                         &p_btnPause, NULL, NULL);
 808     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 809                                         p_btnPause->height );
 810     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
 811                         &p_btnStop, NULL, NULL );
 812     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 813                                         p_btnStop->height );
 814     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
 815                         &p_timeline, NULL, NULL);
 816     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 817                                         p_timeline->height );
 818     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
 819                         &p_btnTime, NULL, NULL);
 820     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 821                                         p_btnTime->height );
 822     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
 823                         &p_btnFullscreen, NULL, NULL);
 824     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 825                                         p_btnFullscreen->height);
 826     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
 827                         &p_btnMute, NULL, NULL);
 828     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 829                                         p_btnMute->height);
 830     XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
 831                         &p_btnUnmute, NULL, NULL);
 832     p_plugin->i_control_height = __MAX( p_plugin->i_control_height,
 833                                         p_btnUnmute->height);
 834
 835     if( !p_btnPlay || !p_btnPause || !p_btnStop || !p_timeline ||
 836         !p_btnTime || !p_btnFullscreen || !p_btnMute || !p_btnUnmute )
 837         fprintf(stderr, "Error: some button images not found in %s\n", DATA_PATH );
 838
 839     gcv.foreground = BlackPixel( p_display, 0 );
 840     gc = XCreateGC( p_display, video, GCForeground, &gcv );
 841
 842     XFillRectangle( p_display, video, gc,
 843                     0, 0, window.width, window.height - p_plugin->i_control_height );
 844
 845     gcv.foreground = WhitePixel( p_display, 0 );
 846     XChangeGC( p_display, gc, GCForeground, &gcv );
 847
 848     XDrawString( p_display, video, gc,
 849                  window.width / 2 - 40, (window.height - p_plugin->i_control_height) / 2,
 850                  WINDOW_TEXT, strlen(WINDOW_TEXT) );
 851
 852     /* RedrawToolbar */
 853     gcv.foreground = BlackPixel( p_display, 0 );
 854     gc = XCreateGC( p_display, control, GCForeground, &gcv );
 855
 856     XFillRectangle( p_display, control, gc,
 857                     0, 0, window.width, p_plugin->i_control_height );
 858
 859
 860     gcv.foreground = WhitePixel( p_display, 0 );
 861     XChangeGC( p_display, gc, GCForeground, &gcv );
 862
 863     /* get media instance */
 864     libvlc_exception_t ex;
 865     libvlc_exception_init( &ex );
 866     p_md = libvlc_playlist_get_media_instance( p_plugin->getVLC(), &ex );
 867     libvlc_exception_clear( &ex );
 868
 869     /* get isplaying */
 870     libvlc_exception_init( &ex );
 871     i_playing = libvlc_playlist_isplaying( p_plugin->getVLC(), &ex );
 872     libvlc_exception_clear( &ex );
 873
 874     /* get mute info */
 875     libvlc_exception_init(&ex);
 876     b_mute = libvlc_audio_get_mute( p_plugin->getVLC(), &ex );
 877     libvlc_exception_clear( &ex );
 878
 879     /* get movie position in % */
 880     if( i_playing == 1 )
 881     {
 882         libvlc_exception_init( &ex );
 883         f_position = libvlc_media_instance_get_position(p_md, &ex)*100;
 884         libvlc_exception_clear( &ex );
 885     }
 886     libvlc_media_instance_release(p_md);
 887
 888     /* position icons */
 889     if( p_btnPause && (i_playing == 1) )
 890     {
 891         XPutImage( p_display, control, gc, p_btnPause, 0, 0, 4, 14,
 892                    p_btnPause->width, p_btnPause->height );
 893     }
 894     else if( p_btnPlay )
 895     {
 896         XPutImage( p_display, control, gc, p_btnPlay, 0, 0, 4, 14,
 897                    p_btnPlay->width, p_btnPlay->height );
 898     }
 899
 900     if( p_btnStop )
 901         XPutImage( p_display, control, gc, p_btnStop, 0, 0, 39, 14,
 902                    p_btnStop->width, p_btnStop->height );
 903     if( p_btnFullscreen )
 904         XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, 67, 21,
 905                    p_btnFullscreen->width, p_btnFullscreen->height );
 906
 907     if( p_btnUnmute && b_mute )
 908     {
 909         XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, 94, 30,
 910                    p_btnUnmute->width, p_btnUnmute->height );
 911     }
 912     else if( p_btnMute )
 913     {
 914         XPutImage( p_display, control, gc, p_btnMute, 0, 0, 94, 30,
 915                    p_btnMute->width, p_btnMute->height );
 916     }
 917
 918     if( p_timeline )
 919         XPutImage( p_display, control, gc, p_timeline, 0, 0, 4, 4,
 920                    (window.width-8), p_timeline->height );
 921     if( p_btnTime && (f_position > 0) )
 922     {
 923         f_position = (((float)window.width-8)/100)*f_position;
 924         XPutImage( p_display, control, gc, p_btnTime, 0, 0, (4+f_position), 2,
 925                    p_btnTime->width, p_btnTime->height );
 926     }
 927
 928     /* Cleanup */
 929     if( p_btnPlay )  XDestroyImage( p_btnPlay );
 930     if( p_btnPause ) XDestroyImage( p_btnPause );
 931     if( p_btnStop )  XDestroyImage( p_btnStop );
 932     if( p_timeline ) XDestroyImage( p_timeline );
 933     if( p_btnTime )  XDestroyImage( p_btnTime );
 934     if( p_btnFullscreen ) XDestroyImage( p_btnFullscreen );
 935     if( p_btnMute )  XDestroyImage( p_btnMute );
 936     if( p_btnUnmute ) XDestroyImage( p_btnUnmute );
 937
 938     XFreeGC( p_display, gc );
 939 }
 940
 941 static void ControlHandler( Widget w, XtPointer closure, XEvent *event )
 942 {
 943     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 944     const NPWindow& window = p_plugin->getWindow();
 945
 946     int i_height = window.height;
 947     int i_width = window.width;
 948     int i_xPos = event->xbutton.x;
 949     int i_yPos = event->xbutton.y;
 950
 951     if( p_plugin )
 952     {
 953         libvlc_exception_t ex;
 954         libvlc_exception_init( &ex );
 955         libvlc_media_instance_t *p_md =
 956                 libvlc_playlist_get_media_instance(p_plugin->getVLC(), &ex);
 957         libvlc_exception_clear( &ex );
 958
 959         /* jump in the movie */
 960         if( i_yPos <= (i_height-30) )
 961         {
 962             vlc_int64_t f_length;
 963             libvlc_exception_init( &ex );
 964             f_length = libvlc_media_instance_get_length( p_md, &ex ) / 100;
 965             libvlc_exception_clear( &ex );
 966
 967             f_length = (float)f_length *
 968                     ( ((float)i_xPos-4 ) / ( ((float)i_width-8)/100) );
 969
 970             libvlc_exception_init( &ex );
 971             libvlc_media_instance_set_time( p_md, f_length, &ex );
 972             libvlc_exception_clear( &ex );
 973         }
 974
 975         /* play/pause toggle */
 976         if( (i_yPos > (i_height-30)) && (i_xPos > 4) && (i_xPos <= 39) )
 977         {
 978             int i_playing;
 979             libvlc_exception_init( &ex );
 980             i_playing = libvlc_playlist_isplaying( p_plugin->getVLC(), &ex );
 981             libvlc_exception_clear( &ex );
 982
 983             libvlc_exception_init( &ex );
 984             if( i_playing == 1 )
 985                 libvlc_playlist_pause( p_plugin->getVLC(), &ex );
 986             else
 987                 libvlc_playlist_play( p_plugin->getVLC(), -1, 0, NULL, &ex );
 988             libvlc_exception_clear( &ex );
 989         }
 990
 991         /* stop */
 992         if( (i_yPos > (i_height-30)) && (i_xPos > 39) && (i_xPos < 67) )
 993         {
 994             libvlc_exception_init( &ex );
 995             libvlc_playlist_stop( p_plugin->getVLC(), &ex );
 996             libvlc_exception_clear( &ex );
 997         }
 998
 999         /* fullscreen */
1000         if( (i_yPos > (i_height-30)) && (i_xPos >= 67) && (i_xPos < 94) )
1001         {
1002             int i_playing;
1003             libvlc_exception_init( &ex );
1004             i_playing = libvlc_playlist_isplaying( p_plugin->getVLC(), &ex );
1005             libvlc_exception_clear( &ex );
1006
1007             if( i_playing == 1 )
1008             {
1009                 libvlc_exception_init( &ex );
1010                 libvlc_set_fullscreen( p_md, 1, &ex );
1011                 libvlc_exception_clear( &ex );
1012             }
1013         }
1014
1015         /* mute toggle */
1016         if( (i_yPos > (i_height-30)) && (i_xPos >= 94) && (i_xPos < 109))
1017         {
1018             libvlc_exception_init( &ex );
1019             libvlc_audio_toggle_mute( p_plugin->getVLC(), &ex );
1020             libvlc_exception_clear( &ex );
1021         }
1022         libvlc_media_instance_release( p_md );
1023     }
1024     Redraw( w, closure, event );
1025 }
1026
1027 static void Resize ( Widget w, XtPointer closure, XEvent *event )
1028 {
1029     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
1030     const NPWindow& window = p_plugin->getWindow();
1031     Window  drawable   = p_plugin->getVideoWindow();
1032     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
1033
1034     int i_ret;
1035     Window root_return, parent_return, * children_return;
1036     Window base_window;
1037     unsigned int i_nchildren;
1038
1039 #ifdef X11_RESIZE_DEBUG
1040     XWindowAttributes attr;
1041
1042     if( event && event->type == ConfigureNotify )
1043     {
1044         fprintf( stderr, "vlcshell::Resize() ConfigureNotify %d x %d, "
1045                  "send_event ? %s\n", event->xconfigure.width,
1046                  event->xconfigure.height,
1047                  event->xconfigure.send_event ? "TRUE" : "FALSE" );
1048     }
1049 #endif /* X11_RESIZE_DEBUG */
1050
1051     if( ! p_plugin->setSize(window.width, (window.height - p_plugin->i_control_height)) )
1052     {
1053         /* size already set */
1054         return;
1055     }
1056
1057     i_ret = XResizeWindow( p_display, drawable, window.width, (window.height - p_plugin->i_control_height) );
1058
1059 #ifdef X11_RESIZE_DEBUG
1060     fprintf( stderr,
1061              "vlcshell::Resize() XResizeWindow(owner) returned %d\n", i_ret );
1062
1063     XGetWindowAttributes ( p_display, drawable, &attr );
1064
1065     /* X is asynchronous, so the current size reported here is not
1066        necessarily the requested size as the Resize request may not
1067        yet have been handled by the plugin host */
1068     fprintf( stderr, "vlcshell::Resize() current (owner) size %d x %d\n",
1069              attr.width, attr.height );
1070 #endif /* X11_RESIZE_DEBUG */
1071
1072     XQueryTree( p_display, drawable,
1073                 &root_return, &parent_return, &children_return,
1074                 &i_nchildren );
1075
1076     if( i_nchildren > 0 )
1077     {
1078         /* XXX: Make assumptions related to the window parenting structure in
1079            vlc/modules/video_output/x11/xcommon.c */
1080         base_window = children_return[i_nchildren - 1];
1081
1082 #ifdef X11_RESIZE_DEBUG
1083         fprintf( stderr, "vlcshell::Resize() got %d children\n", i_nchildren );
1084         fprintf( stderr, "vlcshell::Resize() got base_window %p\n",
1085                  base_window );
1086 #endif /* X11_RESIZE_DEBUG */
1087
1088         i_ret = XResizeWindow( p_display, base_window,
1089                 window.width, ( window.height - p_plugin->i_control_height ) );
1090
1091 #ifdef X11_RESIZE_DEBUG
1092         fprintf( stderr,
1093                  "vlcshell::Resize() XResizeWindow(base) returned %d\n",
1094                  i_ret );
1095
1096         XGetWindowAttributes( p_display, base_window, &attr );
1097
1098         fprintf( stderr, "vlcshell::Resize() new size %d x %d\n",
1099                  attr.width, attr.height );
1100 #endif /* X11_RESIZE_DEBUG */
1101     }
1102 }
1103
1104 #endif /* XP_UNIX */