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