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 /* This is from mozilla java, do we really need it? */
  35 #if 0
  36 #include <jri.h>
  37 #endif
  38
  39 #include "vlcplugin.h"
  40 #include "vlcshell.h"
  41
  42 /* Enable/disable debugging printf's for X11 resizing */
  43 #undef X11_RESIZE_DEBUG
  44
  45 /*****************************************************************************
  46  * Unix-only declarations
  47 ******************************************************************************/
  48 #if defined(XP_UNIX)
  49
  50 static void Redraw( Widget w, XtPointer closure, XEvent *event );
  51 static void ControlHandler( Widget w, XtPointer closure, XEvent *event );
  52 static void Resize( Widget w, XtPointer closure, XEvent *event );
  53
  54 #endif
  55
  56 /*****************************************************************************
  57  * MacOS-only declarations
  58 ******************************************************************************/
  59 #ifdef XP_MACOSX
  60 #endif
  61
  62 /*****************************************************************************
  63  * Windows-only declarations
  64  *****************************************************************************/
  65 #ifdef XP_WIN
  66
  67 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar );
  68
  69 #endif
  70
  71 /******************************************************************************
  72  * UNIX-only API calls
  73  *****************************************************************************/
  74 char * NPP_GetMIMEDescription( void )
  75 {
  76     static char mimetype[] = PLUGIN_MIMETYPES;
  77     return mimetype;
  78 }
  79
  80 NPError NPP_GetValue( NPP instance, NPPVariable variable, void *value )
  81 {
  82     static char psz_name[] = PLUGIN_NAME;
  83     static char psz_desc[1000];
  84
  85     /* plugin class variables */
  86     switch( variable )
  87     {
  88         case NPPVpluginNameString:
  89             *((char **)value) = psz_name;
  90             return NPERR_NO_ERROR;
  91
  92         case NPPVpluginDescriptionString:
  93             snprintf( psz_desc, sizeof(psz_desc), PLUGIN_DESCRIPTION,
  94                       libvlc_get_version() );
  95             *((char **)value) = psz_desc;
  96             return NPERR_NO_ERROR;
  97
  98         default:
  99             /* move on to instance variables ... */
 100             ;
 101     }
 102
 103     if( instance == NULL )
 104     {
 105         return NPERR_INVALID_INSTANCE_ERROR;
 106     }
 107
 108     /* plugin instance variables */
 109
 110     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 111     if( NULL == p_plugin )
 112     {
 113         // plugin has not been initialized yet !
 114         return NPERR_INVALID_INSTANCE_ERROR;
 115     }
 116
 117     switch( variable )
 118     {
 119         case NPPVpluginScriptableNPObject:
 120         {
 121             /* retrieve plugin root class */
 122             NPClass *scriptClass = p_plugin->getScriptClass();
 123             if( scriptClass )
 124             {
 125                 /* create an instance and return it */
 126                 *(NPObject**)value = NPN_CreateObject(instance, scriptClass);
 127                 return NPERR_NO_ERROR;
 128             }
 129             break;
 130         }
 131
 132         default:
 133             ;
 134     }
 135     return NPERR_GENERIC_ERROR;
 136 }
 137
 138 /*
 139  * there is some confusion in gecko headers regarding definition of this API
 140  * NPPVariable is wrongly defined as NPNVariable, which sounds incorrect.
 141  */
 142
 143 NPError NPP_SetValue( NPP instance, NPNVariable variable, void *value )
 144 {
 145     return NPERR_GENERIC_ERROR;
 146 }
 147
 148 /******************************************************************************
 149  * Mac-only API calls
 150  *****************************************************************************/
 151 #ifdef XP_MACOSX
 152 int16_t NPP_HandleEvent( NPP instance, void * event )
 153 {
 154     static UInt32 lastMouseUp = 0;
 155     if( instance == NULL )
 156     {
 157         return false;
 158     }
 159
 160     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 161     if( p_plugin == NULL )
 162     {
 163         return false;
 164     }
 165
 166 #ifndef __x86_64__
 167     EventRecord *myEvent = (EventRecord*)event;
 168
 169     switch( myEvent->what )
 170     {
 171         case nullEvent:
 172             return true;
 173         case mouseDown:
 174         {
 175             if( (myEvent->when - lastMouseUp) < GetDblTime() )
 176             {
 177                 /* double click */
 178                 p_plugin->toggle_fullscreen();
 179             }
 180             return true;
 181         }
 182         case mouseUp:
 183             lastMouseUp = myEvent->when;
 184             return true;
 185         case keyUp:
 186         case keyDown:
 187         case autoKey:
 188             return true;
 189         case updateEvt:
 190         {
 191             const NPWindow& npwindow = p_plugin->getWindow();
 192             if( npwindow.window )
 193             {
 194                 bool hasVout = false;
 195
 196                 if( p_plugin->playlist_isplaying() )
 197                 {
 198                     hasVout = p_plugin->player_has_vout();
 199 #if 0
 200                     if( hasVout )
 201                     {
 202                         libvlc_rectangle_t area;
 203                         area.left = 0;
 204                         area.top = 0;
 205                         area.right = npwindow.width;
 206                         area.bottom = npwindow.height;
 207                         libvlc_video_redraw_rectangle(p_plugin->getMD(), &area, NULL);
 208                     }
 209 #else
 210 #warning disabled code
 211 #endif
 212                 }
 213
 214                 if( ! hasVout )
 215                 {
 216                     /* draw the beautiful "No Picture" */
 217
 218                     ForeColor(blackColor);
 219                     PenMode( patCopy );
 220
 221                     /* seems that firefox forgets to set the following
 222                      * on occasion (reload) */
 223                     SetOrigin(((NP_Port *)npwindow.window)->portx,
 224                               ((NP_Port *)npwindow.window)->porty);
 225
 226                     Rect rect;
 227                     rect.left = 0;
 228                     rect.top = 0;
 229                     rect.right = npwindow.width;
 230                     rect.bottom = npwindow.height;
 231                     PaintRect( &rect );
 232
 233                     ForeColor(whiteColor);
 234                     MoveTo( (npwindow.width-80)/ 2  , npwindow.height / 2 );
 235                     if( p_plugin->psz_text )
 236                         DrawText( p_plugin->psz_text, 0, strlen(p_plugin->psz_text) );
 237                 }
 238             }
 239             return true;
 240         }
 241         case activateEvt:
 242             return false;
 243         case NPEventType_GetFocusEvent:
 244         case NPEventType_LoseFocusEvent:
 245             return true;
 246         case NPEventType_AdjustCursorEvent:
 247             return false;
 248         case NPEventType_MenuCommandEvent:
 249             return false;
 250         case NPEventType_ClippingChangedEvent:
 251             return false;
 252         case NPEventType_ScrollingBeginsEvent:
 253             return true;
 254         case NPEventType_ScrollingEndsEvent:
 255             return true;
 256         default:
 257             ;
 258     }
 259 #endif // __x86_64__
 260     return false;
 261 }
 262 #endif /* XP_MACOSX */
 263
 264 /******************************************************************************
 265  * General Plug-in Calls
 266  *****************************************************************************/
 267 NPError NPP_Initialize( void )
 268 {
 269     return NPERR_NO_ERROR;
 270 }
 271
 272 #ifdef OJI
 273 jref NPP_GetJavaClass( void )
 274 {
 275     return NULL;
 276 }
 277 #endif
 278
 279 void NPP_Shutdown( void )
 280 {
 281     ;
 282 }
 283
 284 NPError NPP_New( NPMIMEType pluginType, NPP instance,
 285 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 286                  uint16 mode, int16 argc,
 287 #else
 288                  uint16_t mode, int16_t argc,
 289 #endif
 290                  char* argn[], char* argv[], NPSavedData* saved )
 291 {
 292     NPError status;
 293
 294     if( instance == NULL )
 295     {
 296         return NPERR_INVALID_INSTANCE_ERROR;
 297     }
 298
 299     VlcPlugin * p_plugin = new VlcPlugin( instance, mode );
 300     if( NULL == p_plugin )
 301     {
 302         return NPERR_OUT_OF_MEMORY_ERROR;
 303     }
 304
 305     status = p_plugin->init(argc, argn, argv);
 306     if( NPERR_NO_ERROR == status )
 307     {
 308         instance->pdata = reinterpret_cast<void*>(p_plugin);
 309 #if 0
 310         NPN_SetValue(instance, NPPVpluginWindowBool, (void *)false);
 311         NPN_SetValue(instance, NPPVpluginTransparentBool, (void *)false);
 312 #endif
 313     }
 314     else
 315     {
 316         delete p_plugin;
 317     }
 318     return status;
 319 }
 320
 321 NPError NPP_Destroy( NPP instance, NPSavedData** save )
 322 {
 323     if( NULL == instance )
 324         return NPERR_INVALID_INSTANCE_ERROR;
 325
 326     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 327     if( NULL == p_plugin )
 328         return NPERR_NO_ERROR;
 329
 330     instance->pdata = NULL;
 331
 332 #if defined(XP_WIN)
 333     HWND win = (HWND)p_plugin->getWindow().window;
 334     WNDPROC winproc = p_plugin->getWindowProc();
 335     if( winproc )
 336     {
 337         /* reset WNDPROC */
 338         SetWindowLong( win, GWL_WNDPROC, (LONG)winproc );
 339     }
 340 #endif
 341
 342     if( p_plugin->playlist_isplaying() )
 343         p_plugin->playlist_stop();
 344
 345     delete p_plugin;
 346
 347     return NPERR_NO_ERROR;
 348 }
 349
 350 NPError NPP_SetWindow( NPP instance, NPWindow* window )
 351 {
 352 #if defined(XP_UNIX)
 353     Window control;
 354     unsigned int i_control_height = 0, i_control_width = 0;
 355 #endif
 356
 357     if( ! instance )
 358     {
 359         return NPERR_INVALID_INSTANCE_ERROR;
 360     }
 361
 362     /* NPP_SetWindow may be called before NPP_New (Opera) */
 363     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 364     if( NULL == p_plugin )
 365     {
 366         /* we should probably show a splash screen here */
 367         return NPERR_NO_ERROR;
 368     }
 369
 370 #if defined(XP_UNIX)
 371     control = p_plugin->getControlWindow();
 372 #endif
 373
 374     libvlc_instance_t *p_vlc = p_plugin->getVLC();
 375
 376     /*
 377      * PLUGIN DEVELOPERS:
 378      *  Before setting window to point to the
 379      *  new window, you may wish to compare the new window
 380      *  info to the previous window (if any) to note window
 381      *  size changes, etc.
 382      */
 383
 384     /* retrieve current window */
 385     NPWindow& curwin = p_plugin->getWindow();
 386
 387 #ifdef XP_MACOSX
 388     if( window && window->window )
 389     {
 390         /* check if plugin has a new parent window */
 391         CGrafPtr drawable = (((NP_Port*) (window->window))->port);
 392
 393         /* as MacOS X video output is windowless, set viewport */
 394         libvlc_rectangle_t view, clip;
 395
 396         /*
 397         ** browser sets port origin to top-left location of plugin
 398         ** relative to GrafPort window origin is set relative to document,
 399         ** which of little use for drawing
 400         */
 401         view.top     = ((NP_Port*) (window->window))->porty;
 402         view.left    = ((NP_Port*) (window->window))->portx;
 403         view.bottom  = window->height+view.top;
 404         view.right   = window->width+view.left;
 405
 406         /* clipRect coordinates are also relative to GrafPort */
 407         clip.top     = window->clipRect.top;
 408         clip.left    = window->clipRect.left;
 409         clip.bottom  = window->clipRect.bottom;
 410         clip.right   = window->clipRect.right;
 411 #ifdef NOT_WORKING
 412         libvlc_video_set_viewport(p_vlc, p_plugin->getMD(), &view, &clip);
 413 #else
 414 #warning disabled code
 415 #endif
 416         /* remember new window */
 417         p_plugin->setWindow(*window);
 418     }
 419     else if( curwin.window )
 420     {
 421         /* change/set parent */
 422         curwin.window = NULL;
 423     }
 424 #endif /* XP_MACOSX */
 425
 426 #ifdef XP_WIN
 427     if( window && window->window )
 428     {
 429         /* check if plugin has a new parent window */
 430         HWND drawable = (HWND) (window->window);
 431         if( !curwin.window || drawable != curwin.window )
 432         {
 433             /* reset previous window settings */
 434             HWND oldwin = (HWND)p_plugin->getWindow().window;
 435             WNDPROC oldproc = p_plugin->getWindowProc();
 436             if( oldproc )
 437             {
 438                 /* reset WNDPROC */
 439                 SetWindowLong( oldwin, GWL_WNDPROC, (LONG)oldproc );
 440             }
 441             /* attach our plugin object */
 442             SetWindowLongPtr((HWND)drawable, GWLP_USERDATA,
 443                              reinterpret_cast<LONG_PTR>(p_plugin));
 444
 445             /* install our WNDPROC */
 446             p_plugin->setWindowProc( (WNDPROC)SetWindowLong( drawable,
 447                                              GWL_WNDPROC, (LONG)Manage ) );
 448
 449             /* change window style to our liking */
 450             LONG style = GetWindowLong((HWND)drawable, GWL_STYLE);
 451             style |= WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
 452             SetWindowLong((HWND)drawable, GWL_STYLE, style);
 453
 454             /* remember new window */
 455             p_plugin->setWindow(*window);
 456
 457             /* Redraw window */
 458             InvalidateRect( (HWND)drawable, NULL, TRUE );
 459             UpdateWindow( (HWND)drawable );
 460         }
 461     }
 462     else if( curwin.window )
 463     {
 464         /* reset WNDPROC */
 465         HWND oldwin = (HWND)curwin.window;
 466         SetWindowLong( oldwin, GWL_WNDPROC, (LONG)(p_plugin->getWindowProc()) );
 467         p_plugin->setWindowProc(NULL);
 468
 469         curwin.window = NULL;
 470     }
 471 #endif /* XP_WIN */
 472
 473 #if defined(XP_UNIX)
 474     /* default to hidden toolbar, shown at the end of this method if asked *
 475      * developers note : getToolbarSize need to wait the end of this method
 476      */
 477     i_control_height = 0;
 478     i_control_width = window->width;
 479
 480     if( window && window->window )
 481     {
 482         Window  parent  = (Window) window->window;
 483         if( !curwin.window || (parent != (Window)curwin.window) )
 484         {
 485             Display *p_display = ( (NPSetWindowCallbackStruct *)
 486                                    window->ws_info )->display;
 487
 488             XResizeWindow( p_display, parent, window->width, window->height );
 489
 490             int i_blackColor = BlackPixel(p_display, DefaultScreen(p_display));
 491
 492             /* create windows */
 493             Window video = XCreateSimpleWindow( p_display, parent, 0, 0,
 494                            window->width, window->height - i_control_height,
 495                            0, i_blackColor, i_blackColor );
 496             Window controls = (Window) NULL;
 497             controls = XCreateSimpleWindow( p_display, parent,
 498                             0, window->height - i_control_height-1,
 499                             window->width, i_control_height-1,
 500                             0, i_blackColor, i_blackColor );
 501
 502             XMapWindow( p_display, parent );
 503             XMapWindow( p_display, video );
 504             if( controls ) { XMapWindow( p_display, controls ); }
 505
 506             XFlush(p_display);
 507
 508             /* bind events */
 509             Widget w = XtWindowToWidget( p_display, parent );
 510
 511             XtAddEventHandler( w, ExposureMask, FALSE,
 512                                (XtEventHandler)Redraw, p_plugin );
 513             XtAddEventHandler( w, StructureNotifyMask, FALSE,
 514                                (XtEventHandler)Resize, p_plugin );
 515             XtAddEventHandler( w, ButtonReleaseMask, FALSE,
 516                                (XtEventHandler)ControlHandler, p_plugin );
 517
 518             /* remember window */
 519             p_plugin->setWindow( *window );
 520             p_plugin->setVideoWindow( video );
 521
 522             if( controls )
 523             {
 524                 p_plugin->setControlWindow( controls );
 525             }
 526
 527             Redraw( w, (XtPointer)p_plugin, NULL );
 528
 529             /* now display toolbar if asked through parameters */
 530             if( p_plugin->b_toolbar )
 531             {
 532                 p_plugin->showToolbar();
 533             }
 534         }
 535     }
 536     else if( curwin.window )
 537     {
 538         curwin.window = NULL;
 539     }
 540 #endif /* XP_UNIX */
 541
 542     if( !p_plugin->b_stream )
 543     {
 544         if( p_plugin->psz_target )
 545         {
 546             if( p_plugin->playlist_add( p_plugin->psz_target ) != -1 )
 547             {
 548                 if( p_plugin->b_autoplay )
 549                 {
 550                     p_plugin->playlist_play();
 551                 }
 552             }
 553             p_plugin->b_stream = true;
 554         }
 555     }
 556     return NPERR_NO_ERROR;
 557 }
 558
 559 NPError NPP_NewStream( NPP instance, NPMIMEType type, NPStream *stream,
 560 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 561                        NPBool seekable, uint16 *stype )
 562 #else
 563                        NPBool seekable, uint16_t *stype )
 564 #endif
 565 {
 566     if( NULL == instance  )
 567     {
 568         return NPERR_INVALID_INSTANCE_ERROR;
 569     }
 570
 571     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 572     if( NULL == p_plugin )
 573     {
 574         return NPERR_INVALID_INSTANCE_ERROR;
 575     }
 576
 577    /*
 578    ** Firefox/Mozilla may decide to open a stream from the URL specified
 579    ** in the SRC parameter of the EMBED tag and pass it to us
 580    **
 581    ** since VLC will open the SRC URL as well, we're not interested in
 582    ** that stream. Otherwise, we'll take it and queue it up in the playlist
 583    */
 584     if( !p_plugin->psz_target || strcmp(stream->url, p_plugin->psz_target) )
 585     {
 586         /* TODO: use pipes !!!! */
 587         *stype = NP_ASFILEONLY;
 588         return NPERR_NO_ERROR;
 589     }
 590     return NPERR_GENERIC_ERROR;
 591 }
 592
 593 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 594 int32 NPP_WriteReady( NPP instance, NPStream *stream )
 595 #else
 596 int32_t NPP_WriteReady( NPP instance, NPStream *stream )
 597 #endif
 598 {
 599     /* TODO */
 600     return 8*1024;
 601 }
 602
 603 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 604 int32 NPP_Write( NPP instance, NPStream *stream, int32 offset,
 605                  int32 len, void *buffer )
 606 #else
 607 int32_t NPP_Write( NPP instance, NPStream *stream, int32_t offset,
 608                  int32_t len, void *buffer )
 609 #endif
 610 {
 611     /* TODO */
 612     return len;
 613 }
 614
 615 NPError NPP_DestroyStream( NPP instance, NPStream *stream, NPError reason )
 616 {
 617     if( instance == NULL )
 618     {
 619         return NPERR_INVALID_INSTANCE_ERROR;
 620     }
 621     return NPERR_NO_ERROR;
 622 }
 623
 624 void NPP_StreamAsFile( NPP instance, NPStream *stream, const char* fname )
 625 {
 626     if( instance == NULL )
 627     {
 628         return;
 629     }
 630
 631     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 632     if( NULL == p_plugin )
 633     {
 634         return;
 635     }
 636
 637     if( p_plugin->playlist_add( stream->url ) != -1 )
 638     {
 639         if( p_plugin->b_autoplay )
 640         {
 641             p_plugin->playlist_play();
 642         }
 643     }
 644 }
 645
 646 void NPP_URLNotify( NPP instance, const char* url,
 647                     NPReason reason, void* notifyData )
 648 {
 649     /***** Insert NPP_URLNotify code here *****\
 650     PluginInstance* p_plugin;
 651     if (instance != NULL)
 652         p_plugin = (PluginInstance*) instance->pdata;
 653     \*********************************************/
 654 }
 655
 656 void NPP_Print( NPP instance, NPPrint* printInfo )
 657 {
 658     if( printInfo == NULL )
 659     {
 660         return;
 661     }
 662
 663     if( instance != NULL )
 664     {
 665         /***** Insert NPP_Print code here *****\
 666         PluginInstance* p_plugin = (PluginInstance*) instance->pdata;
 667         \**************************************/
 668
 669         if( printInfo->mode == NP_FULL )
 670         {
 671             /*
 672              * PLUGIN DEVELOPERS:
 673              *  If your plugin would like to take over
 674              *  printing completely when it is in full-screen mode,
 675              *  set printInfo->pluginPrinted to TRUE and print your
 676              *  plugin as you see fit.  If your plugin wants Netscape
 677              *  to handle printing in this case, set
 678              *  printInfo->pluginPrinted to FALSE (the default) and
 679              *  do nothing.  If you do want to handle printing
 680              *  yourself, printOne is true if the print button
 681              *  (as opposed to the print menu) was clicked.
 682              *  On the Macintosh, platformPrint is a THPrint; on
 683              *  Windows, platformPrint is a structure
 684              *  (defined in npapi.h) containing the printer name, port,
 685              *  etc.
 686              */
 687
 688             /***** Insert NPP_Print code here *****\
 689             void* platformPrint =
 690                 printInfo->print.fullPrint.platformPrint;
 691             NPBool printOne =
 692                 printInfo->print.fullPrint.printOne;
 693             \**************************************/
 694
 695             /* Do the default*/
 696             printInfo->print.fullPrint.pluginPrinted = FALSE;
 697         }
 698         else
 699         {
 700             /* If not fullscreen, we must be embedded */
 701             /*
 702              * PLUGIN DEVELOPERS:
 703              *  If your plugin is embedded, or is full-screen
 704              *  but you returned false in pluginPrinted above, NPP_Print
 705              *  will be called with mode == NP_EMBED.  The NPWindow
 706              *  in the printInfo gives the location and dimensions of
 707              *  the embedded plugin on the printed page.  On the
 708              *  Macintosh, platformPrint is the printer port; on
 709              *  Windows, platformPrint is the handle to the printing
 710              *  device context.
 711              */
 712
 713             /***** Insert NPP_Print code here *****\
 714             NPWindow* printWindow =
 715                 &(printInfo->print.embedPrint.window);
 716             void* platformPrint =
 717                 printInfo->print.embedPrint.platformPrint;
 718             \**************************************/
 719         }
 720     }
 721 }
 722
 723 /******************************************************************************
 724  * Windows-only methods
 725  *****************************************************************************/
 726 #if defined(XP_WIN)
 727 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar )
 728 {
 729     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(GetWindowLongPtr(p_hwnd, GWLP_USERDATA));
 730
 731     switch( i_msg )
 732     {
 733         case WM_ERASEBKGND:
 734             return 1L;
 735
 736         case WM_PAINT:
 737         {
 738             PAINTSTRUCT paintstruct;
 739             HDC hdc;
 740             RECT rect;
 741
 742             hdc = BeginPaint( p_hwnd, &paintstruct );
 743
 744             GetClientRect( p_hwnd, &rect );
 745
 746             FillRect( hdc, &rect, (HBRUSH)GetStockObject(BLACK_BRUSH) );
 747             SetTextColor(hdc, RGB(255, 255, 255));
 748             SetBkColor(hdc, RGB(0, 0, 0));
 749             if( p_plugin->psz_text )
 750                 DrawText( hdc, p_plugin->psz_text, strlen(p_plugin->psz_text), &rect,
 751                           DT_CENTER|DT_VCENTER|DT_SINGLELINE);
 752
 753             EndPaint( p_hwnd, &paintstruct );
 754             return 0L;
 755         }
 756         default:
 757             /* delegate to default handler */
 758             return CallWindowProc( p_plugin->getWindowProc(), p_hwnd,
 759                                    i_msg, wpar, lpar );
 760     }
 761 }
 762 #endif /* XP_WIN */
 763
 764 /******************************************************************************
 765  * UNIX-only methods
 766  *****************************************************************************/
 767 #if defined(XP_UNIX)
 768 static void Redraw( Widget w, XtPointer closure, XEvent *event )
 769 {
 770     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 771     Window control = p_plugin->getControlWindow();
 772     const NPWindow& window = p_plugin->getWindow();
 773     GC gc;
 774     XGCValues gcv;
 775     unsigned int i_control_height, i_control_width;
 776
 777     if( p_plugin->b_toolbar )
 778         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 779     else
 780         i_control_height = i_control_width = 0;
 781
 782     Window video = p_plugin->getVideoWindow();
 783     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 784
 785     gcv.foreground = BlackPixel( p_display, 0 );
 786     gc = XCreateGC( p_display, video, GCForeground, &gcv );
 787
 788     XFillRectangle( p_display, video, gc,
 789                     0, 0, window.width, window.height - i_control_height);
 790
 791     gcv.foreground = WhitePixel( p_display, 0 );
 792     XChangeGC( p_display, gc, GCForeground, &gcv );
 793
 794     if( p_plugin->psz_text )
 795         XDrawString( p_display, video, gc,
 796                      window.width / 2 - 40, (window.height - i_control_height) / 2,
 797                      p_plugin->psz_text, strlen(p_plugin->psz_text) );
 798     XFreeGC( p_display, gc );
 799
 800     p_plugin->redrawToolbar();
 801 }
 802
 803 static void ControlHandler( Widget w, XtPointer closure, XEvent *event )
 804 {
 805     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 806     const NPWindow& window = p_plugin->getWindow();
 807
 808     int i_height = window.height;
 809     int i_width = window.width;
 810     int i_xPos = event->xbutton.x;
 811     int i_yPos = event->xbutton.y;
 812
 813     if( p_plugin && p_plugin->b_toolbar )
 814     {
 815         int i_playing;
 816
 817         libvlc_media_player_t *p_md = p_plugin->getMD();
 818
 819         i_playing = p_plugin->playlist_isplaying();
 820
 821         vlc_toolbar_clicked_t clicked;
 822         clicked = p_plugin->getToolbarButtonClicked( i_xPos, i_yPos );
 823         switch( clicked )
 824         {
 825             case clicked_Play:
 826             case clicked_Pause:
 827             {
 828                 if( i_playing == 1 )
 829                     p_plugin->playlist_pause();
 830                 else
 831                     p_plugin->playlist_play();
 832             }
 833             break;
 834
 835             case clicked_Stop:
 836             {
 837                 p_plugin->playlist_stop();
 838             }
 839             break;
 840
 841             case clicked_Fullscreen:
 842             {
 843                 p_plugin->set_fullscreen( 1 );
 844             }
 845             break;
 846
 847             case clicked_Mute:
 848             case clicked_Unmute:
 849             {
 850                 if( p_md )
 851                     libvlc_audio_toggle_mute( p_md );
 852             }
 853             break;
 854
 855             case clicked_timeline:
 856             {
 857                 /* if a movie is loaded */
 858                 if( p_md )
 859                 {
 860                     int64_t f_length;
 861                     f_length = libvlc_media_player_get_length( p_md ) / 100;
 862
 863                     f_length = (float)f_length *
 864                             ( ((float)i_xPos-4.0 ) / ( ((float)i_width-8.0)/100) );
 865
 866                     libvlc_media_player_set_time( p_md, f_length );
 867                 }
 868             }
 869             break;
 870
 871             case clicked_Time:
 872             {
 873                 /* Not implemented yet*/
 874             }
 875             break;
 876
 877             default: /* button_Unknown */
 878             break;
 879         }
 880     }
 881     Redraw( w, closure, event );
 882 }
 883
 884 static void Resize ( Widget w, XtPointer closure, XEvent *event )
 885 {
 886     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 887     Window control = p_plugin->getControlWindow();
 888     const NPWindow& window = p_plugin->getWindow();
 889     Window  drawable   = p_plugin->getVideoWindow();
 890     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 891
 892     int i_ret;
 893     Window root_return, parent_return, * children_return;
 894     Window base_window;
 895     unsigned int i_nchildren;
 896     unsigned int i_control_height, i_control_width;
 897
 898     if( p_plugin->b_toolbar )
 899     {
 900         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 901     }
 902     else
 903     {
 904         i_control_height = i_control_width = 0;
 905     }
 906
 907 #ifdef X11_RESIZE_DEBUG
 908     XWindowAttributes attr;
 909
 910     if( event && event->type == ConfigureNotify )
 911     {
 912         fprintf( stderr, "vlcshell::Resize() ConfigureNotify %d x %d, "
 913                  "send_event ? %s\n", event->xconfigure.width,
 914                  event->xconfigure.height,
 915                  event->xconfigure.send_event ? "TRUE" : "FALSE" );
 916     }
 917 #endif /* X11_RESIZE_DEBUG */
 918
 919     if( ! p_plugin->setSize(window.width, (window.height - i_control_height)) )
 920     {
 921         /* size already set */
 922         return;
 923     }
 924
 925     i_ret = XResizeWindow( p_display, drawable,
 926                            window.width, (window.height - i_control_height) );
 927
 928 #ifdef X11_RESIZE_DEBUG
 929     fprintf( stderr,
 930              "vlcshell::Resize() XResizeWindow(owner) returned %d\n", i_ret );
 931
 932     XGetWindowAttributes ( p_display, drawable, &attr );
 933
 934     /* X is asynchronous, so the current size reported here is not
 935        necessarily the requested size as the Resize request may not
 936        yet have been handled by the plugin host */
 937     fprintf( stderr, "vlcshell::Resize() current (owner) size %d x %d\n",
 938              attr.width, attr.height );
 939 #endif /* X11_RESIZE_DEBUG */
 940
 941     XQueryTree( p_display, drawable,
 942                 &root_return, &parent_return, &children_return,
 943                 &i_nchildren );
 944
 945     if( i_nchildren > 0 )
 946     {
 947         /* XXX: Make assumptions related to the window parenting structure in
 948            vlc/modules/video_output/x11/xcommon.c */
 949         base_window = children_return[i_nchildren - 1];
 950
 951 #ifdef X11_RESIZE_DEBUG
 952         fprintf( stderr, "vlcshell::Resize() got %d children\n", i_nchildren );
 953         fprintf( stderr, "vlcshell::Resize() got base_window %p\n",
 954                  base_window );
 955 #endif /* X11_RESIZE_DEBUG */
 956
 957         i_ret = XResizeWindow( p_display, base_window,
 958                 window.width, ( window.height - i_control_height ) );
 959
 960 #ifdef X11_RESIZE_DEBUG
 961         fprintf( stderr,
 962                  "vlcshell::Resize() XResizeWindow(base) returned %d\n",
 963                  i_ret );
 964
 965         XGetWindowAttributes( p_display, base_window, &attr );
 966
 967         fprintf( stderr, "vlcshell::Resize() new size %d x %d\n",
 968                  attr.width, attr.height );
 969 #endif /* X11_RESIZE_DEBUG */
 970     }
 971 }
 972
 973 #endif /* XP_UNIX */