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     EventRecord *myEvent = (EventRecord*)event;
 167
 168     switch( myEvent->what )
 169     {
 170         case nullEvent:
 171             return true;
 172         case mouseDown:
 173         {
 174             if( (myEvent->when - lastMouseUp) < GetDblTime() )
 175             {
 176                 /* double click */
 177                 p_plugin->toggle_fullscreen();
 178             }
 179             return true;
 180         }
 181         case mouseUp:
 182             lastMouseUp = myEvent->when;
 183             return true;
 184         case keyUp:
 185         case keyDown:
 186         case autoKey:
 187             return true;
 188         case updateEvt:
 189         {
 190             const NPWindow& npwindow = p_plugin->getWindow();
 191             if( npwindow.window )
 192             {
 193                 bool hasVout = false;
 194
 195                 if( p_plugin->playlist_isplaying() )
 196                 {
 197                     hasVout = p_plugin->player_has_vout();
 198 #if 0
 199                     if( hasVout )
 200                     {
 201                         libvlc_rectangle_t area;
 202                         area.left = 0;
 203                         area.top = 0;
 204                         area.right = npwindow.width;
 205                         area.bottom = npwindow.height;
 206                         libvlc_video_redraw_rectangle(p_plugin->getMD(), &area, NULL);
 207                     }
 208 #else
 209 #warning disabled code
 210 #endif
 211                 }
 212
 213                 if( ! hasVout )
 214                 {
 215                     /* draw the beautiful "No Picture" */
 216
 217                     ForeColor(blackColor);
 218                     PenMode( patCopy );
 219
 220                     /* seems that firefox forgets to set the following
 221                      * on occasion (reload) */
 222                     SetOrigin(((NP_Port *)npwindow.window)->portx,
 223                               ((NP_Port *)npwindow.window)->porty);
 224
 225                     Rect rect;
 226                     rect.left = 0;
 227                     rect.top = 0;
 228                     rect.right = npwindow.width;
 229                     rect.bottom = npwindow.height;
 230                     PaintRect( &rect );
 231
 232                     ForeColor(whiteColor);
 233                     MoveTo( (npwindow.width-80)/ 2  , npwindow.height / 2 );
 234                     if( p_plugin->psz_text )
 235                         DrawText( p_plugin->psz_text, 0, strlen(p_plugin->psz_text) );
 236                 }
 237             }
 238             return true;
 239         }
 240         case activateEvt:
 241             return false;
 242         case NPEventType_GetFocusEvent:
 243         case NPEventType_LoseFocusEvent:
 244             return true;
 245         case NPEventType_AdjustCursorEvent:
 246             return false;
 247         case NPEventType_MenuCommandEvent:
 248             return false;
 249         case NPEventType_ClippingChangedEvent:
 250             return false;
 251         case NPEventType_ScrollingBeginsEvent:
 252             return true;
 253         case NPEventType_ScrollingEndsEvent:
 254             return true;
 255         default:
 256             ;
 257     }
 258     return false;
 259 }
 260 #endif /* XP_MACOSX */
 261
 262 /******************************************************************************
 263  * General Plug-in Calls
 264  *****************************************************************************/
 265 NPError NPP_Initialize( void )
 266 {
 267     return NPERR_NO_ERROR;
 268 }
 269
 270 #ifdef OJI
 271 jref NPP_GetJavaClass( void )
 272 {
 273     return NULL;
 274 }
 275 #endif
 276
 277 void NPP_Shutdown( void )
 278 {
 279     ;
 280 }
 281
 282 NPError NPP_New( NPMIMEType pluginType, NPP instance,
 283 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 284                  uint16 mode, int16 argc,
 285 #else
 286                  uint16_t mode, int16_t argc,
 287 #endif
 288                  char* argn[], char* argv[], NPSavedData* saved )
 289 {
 290     NPError status;
 291
 292     if( instance == NULL )
 293     {
 294         return NPERR_INVALID_INSTANCE_ERROR;
 295     }
 296
 297     VlcPlugin * p_plugin = new VlcPlugin( instance, mode );
 298     if( NULL == p_plugin )
 299     {
 300         return NPERR_OUT_OF_MEMORY_ERROR;
 301     }
 302
 303     status = p_plugin->init(argc, argn, argv);
 304     if( NPERR_NO_ERROR == status )
 305     {
 306         instance->pdata = reinterpret_cast<void*>(p_plugin);
 307 #if 0
 308         NPN_SetValue(instance, NPPVpluginWindowBool, (void *)false);
 309         NPN_SetValue(instance, NPPVpluginTransparentBool, (void *)false);
 310 #endif
 311     }
 312     else
 313     {
 314         delete p_plugin;
 315     }
 316     return status;
 317 }
 318
 319 NPError NPP_Destroy( NPP instance, NPSavedData** save )
 320 {
 321     if( NULL == instance )
 322         return NPERR_INVALID_INSTANCE_ERROR;
 323
 324     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 325     if( NULL == p_plugin )
 326         return NPERR_NO_ERROR;
 327
 328     instance->pdata = NULL;
 329
 330 #if defined(XP_WIN)
 331     HWND win = (HWND)p_plugin->getWindow().window;
 332     WNDPROC winproc = p_plugin->getWindowProc();
 333     if( winproc )
 334     {
 335         /* reset WNDPROC */
 336         SetWindowLong( win, GWL_WNDPROC, (LONG)winproc );
 337     }
 338 #endif
 339
 340     if( p_plugin->playlist_isplaying() )
 341         p_plugin->playlist_stop();
 342
 343     delete p_plugin;
 344
 345     return NPERR_NO_ERROR;
 346 }
 347
 348 NPError NPP_SetWindow( NPP instance, NPWindow* window )
 349 {
 350 #if defined(XP_UNIX)
 351     Window control;
 352     unsigned int i_control_height = 0, i_control_width = 0;
 353 #endif
 354
 355     if( ! instance )
 356     {
 357         return NPERR_INVALID_INSTANCE_ERROR;
 358     }
 359
 360     /* NPP_SetWindow may be called before NPP_New (Opera) */
 361     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 362     if( NULL == p_plugin )
 363     {
 364         /* we should probably show a splash screen here */
 365         return NPERR_NO_ERROR;
 366     }
 367
 368 #if defined(XP_UNIX)
 369     control = p_plugin->getControlWindow();
 370 #endif
 371
 372     libvlc_instance_t *p_vlc = p_plugin->getVLC();
 373
 374     /*
 375      * PLUGIN DEVELOPERS:
 376      *  Before setting window to point to the
 377      *  new window, you may wish to compare the new window
 378      *  info to the previous window (if any) to note window
 379      *  size changes, etc.
 380      */
 381
 382     /* retrieve current window */
 383     NPWindow& curwin = p_plugin->getWindow();
 384
 385 #ifdef XP_MACOSX
 386     if( window && window->window )
 387     {
 388         /* check if plugin has a new parent window */
 389         CGrafPtr drawable = (((NP_Port*) (window->window))->port);
 390
 391         /* as MacOS X video output is windowless, set viewport */
 392         libvlc_rectangle_t view, clip;
 393
 394         /*
 395         ** browser sets port origin to top-left location of plugin
 396         ** relative to GrafPort window origin is set relative to document,
 397         ** which of little use for drawing
 398         */
 399         view.top     = ((NP_Port*) (window->window))->porty;
 400         view.left    = ((NP_Port*) (window->window))->portx;
 401         view.bottom  = window->height+view.top;
 402         view.right   = window->width+view.left;
 403
 404         /* clipRect coordinates are also relative to GrafPort */
 405         clip.top     = window->clipRect.top;
 406         clip.left    = window->clipRect.left;
 407         clip.bottom  = window->clipRect.bottom;
 408         clip.right   = window->clipRect.right;
 409 #ifdef NOT_WORKING
 410         libvlc_video_set_viewport(p_vlc, p_plugin->getMD(), &view, &clip);
 411 #else
 412 #warning disabled code
 413 #endif
 414         /* remember new window */
 415         p_plugin->setWindow(*window);
 416     }
 417     else if( curwin.window )
 418     {
 419         /* change/set parent */
 420         curwin.window = NULL;
 421     }
 422 #endif /* XP_MACOSX */
 423
 424 #ifdef XP_WIN
 425     if( window && window->window )
 426     {
 427         /* check if plugin has a new parent window */
 428         HWND drawable = (HWND) (window->window);
 429         if( !curwin.window || drawable != curwin.window )
 430         {
 431             /* reset previous window settings */
 432             HWND oldwin = (HWND)p_plugin->getWindow().window;
 433             WNDPROC oldproc = p_plugin->getWindowProc();
 434             if( oldproc )
 435             {
 436                 /* reset WNDPROC */
 437                 SetWindowLong( oldwin, GWL_WNDPROC, (LONG)oldproc );
 438             }
 439             /* attach our plugin object */
 440             SetWindowLongPtr((HWND)drawable, GWLP_USERDATA,
 441                              reinterpret_cast<LONG_PTR>(p_plugin));
 442
 443             /* install our WNDPROC */
 444             p_plugin->setWindowProc( (WNDPROC)SetWindowLong( drawable,
 445                                              GWL_WNDPROC, (LONG)Manage ) );
 446
 447             /* change window style to our liking */
 448             LONG style = GetWindowLong((HWND)drawable, GWL_STYLE);
 449             style |= WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
 450             SetWindowLong((HWND)drawable, GWL_STYLE, style);
 451
 452             /* remember new window */
 453             p_plugin->setWindow(*window);
 454
 455             /* Redraw window */
 456             InvalidateRect( (HWND)drawable, NULL, TRUE );
 457             UpdateWindow( (HWND)drawable );
 458         }
 459     }
 460     else if( curwin.window )
 461     {
 462         /* reset WNDPROC */
 463         HWND oldwin = (HWND)curwin.window;
 464         SetWindowLong( oldwin, GWL_WNDPROC, (LONG)(p_plugin->getWindowProc()) );
 465         p_plugin->setWindowProc(NULL);
 466
 467         curwin.window = NULL;
 468     }
 469 #endif /* XP_WIN */
 470
 471 #if defined(XP_UNIX)
 472     /* default to hidden toolbar, shown at the end of this method if asked *
 473      * developers note : getToolbarSize need to wait the end of this method
 474      */
 475     i_control_height = 0;
 476     i_control_width = window->width;
 477
 478     if( window && window->window )
 479     {
 480         Window  parent  = (Window) window->window;
 481         if( !curwin.window || (parent != (Window)curwin.window) )
 482         {
 483             Display *p_display = ( (NPSetWindowCallbackStruct *)
 484                                    window->ws_info )->display;
 485
 486             XResizeWindow( p_display, parent, window->width, window->height );
 487
 488             int i_blackColor = BlackPixel(p_display, DefaultScreen(p_display));
 489
 490             /* create windows */
 491             Window video = XCreateSimpleWindow( p_display, parent, 0, 0,
 492                            window->width, window->height - i_control_height,
 493                            0, i_blackColor, i_blackColor );
 494             Window controls = (Window) NULL;
 495             controls = XCreateSimpleWindow( p_display, parent,
 496                             0, window->height - i_control_height-1,
 497                             window->width, i_control_height-1,
 498                             0, i_blackColor, i_blackColor );
 499
 500             XMapWindow( p_display, parent );
 501             XMapWindow( p_display, video );
 502             if( controls ) { XMapWindow( p_display, controls ); }
 503
 504             XFlush(p_display);
 505
 506             /* bind events */
 507             Widget w = XtWindowToWidget( p_display, parent );
 508
 509             XtAddEventHandler( w, ExposureMask, FALSE,
 510                                (XtEventHandler)Redraw, p_plugin );
 511             XtAddEventHandler( w, StructureNotifyMask, FALSE,
 512                                (XtEventHandler)Resize, p_plugin );
 513             XtAddEventHandler( w, ButtonReleaseMask, FALSE,
 514                                (XtEventHandler)ControlHandler, p_plugin );
 515
 516             /* remember window */
 517             p_plugin->setWindow( *window );
 518             p_plugin->setVideoWindow( video );
 519
 520             if( controls )
 521             {
 522                 p_plugin->setControlWindow( controls );
 523             }
 524
 525             Redraw( w, (XtPointer)p_plugin, NULL );
 526
 527             /* now display toolbar if asked through parameters */
 528             if( p_plugin->b_toolbar )
 529             {
 530                 p_plugin->showToolbar();
 531             }
 532         }
 533     }
 534     else if( curwin.window )
 535     {
 536         curwin.window = NULL;
 537     }
 538 #endif /* XP_UNIX */
 539
 540     if( !p_plugin->b_stream )
 541     {
 542         if( p_plugin->psz_target )
 543         {
 544             if( p_plugin->playlist_add( p_plugin->psz_target ) != -1 )
 545             {
 546                 if( p_plugin->b_autoplay )
 547                 {
 548                     p_plugin->playlist_play();
 549                 }
 550             }
 551             p_plugin->b_stream = true;
 552         }
 553     }
 554     return NPERR_NO_ERROR;
 555 }
 556
 557 NPError NPP_NewStream( NPP instance, NPMIMEType type, NPStream *stream,
 558 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 559                        NPBool seekable, uint16 *stype )
 560 #else
 561                        NPBool seekable, uint16_t *stype )
 562 #endif
 563 {
 564     if( NULL == instance  )
 565     {
 566         return NPERR_INVALID_INSTANCE_ERROR;
 567     }
 568
 569     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 570     if( NULL == p_plugin )
 571     {
 572         return NPERR_INVALID_INSTANCE_ERROR;
 573     }
 574
 575    /*
 576    ** Firefox/Mozilla may decide to open a stream from the URL specified
 577    ** in the SRC parameter of the EMBED tag and pass it to us
 578    **
 579    ** since VLC will open the SRC URL as well, we're not interested in
 580    ** that stream. Otherwise, we'll take it and queue it up in the playlist
 581    */
 582     if( !p_plugin->psz_target || strcmp(stream->url, p_plugin->psz_target) )
 583     {
 584         /* TODO: use pipes !!!! */
 585         *stype = NP_ASFILEONLY;
 586         return NPERR_NO_ERROR;
 587     }
 588     return NPERR_GENERIC_ERROR;
 589 }
 590
 591 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 592 int32 NPP_WriteReady( NPP instance, NPStream *stream )
 593 #else
 594 int32_t NPP_WriteReady( NPP instance, NPStream *stream )
 595 #endif
 596 {
 597     /* TODO */
 598     return 8*1024;
 599 }
 600
 601 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 602 int32 NPP_Write( NPP instance, NPStream *stream, int32 offset,
 603                  int32 len, void *buffer )
 604 #else
 605 int32_t NPP_Write( NPP instance, NPStream *stream, int32_t offset,
 606                  int32_t len, void *buffer )
 607 #endif
 608 {
 609     /* TODO */
 610     return len;
 611 }
 612
 613 NPError NPP_DestroyStream( NPP instance, NPStream *stream, NPError reason )
 614 {
 615     if( instance == NULL )
 616     {
 617         return NPERR_INVALID_INSTANCE_ERROR;
 618     }
 619     return NPERR_NO_ERROR;
 620 }
 621
 622 void NPP_StreamAsFile( NPP instance, NPStream *stream, const char* fname )
 623 {
 624     if( instance == NULL )
 625     {
 626         return;
 627     }
 628
 629     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 630     if( NULL == p_plugin )
 631     {
 632         return;
 633     }
 634
 635     if( p_plugin->playlist_add( stream->url ) != -1 )
 636     {
 637         if( p_plugin->b_autoplay )
 638         {
 639             p_plugin->playlist_play();
 640         }
 641     }
 642 }
 643
 644 void NPP_URLNotify( NPP instance, const char* url,
 645                     NPReason reason, void* notifyData )
 646 {
 647     /***** Insert NPP_URLNotify code here *****\
 648     PluginInstance* p_plugin;
 649     if (instance != NULL)
 650         p_plugin = (PluginInstance*) instance->pdata;
 651     \*********************************************/
 652 }
 653
 654 void NPP_Print( NPP instance, NPPrint* printInfo )
 655 {
 656     if( printInfo == NULL )
 657     {
 658         return;
 659     }
 660
 661     if( instance != NULL )
 662     {
 663         /***** Insert NPP_Print code here *****\
 664         PluginInstance* p_plugin = (PluginInstance*) instance->pdata;
 665         \**************************************/
 666
 667         if( printInfo->mode == NP_FULL )
 668         {
 669             /*
 670              * PLUGIN DEVELOPERS:
 671              *  If your plugin would like to take over
 672              *  printing completely when it is in full-screen mode,
 673              *  set printInfo->pluginPrinted to TRUE and print your
 674              *  plugin as you see fit.  If your plugin wants Netscape
 675              *  to handle printing in this case, set
 676              *  printInfo->pluginPrinted to FALSE (the default) and
 677              *  do nothing.  If you do want to handle printing
 678              *  yourself, printOne is true if the print button
 679              *  (as opposed to the print menu) was clicked.
 680              *  On the Macintosh, platformPrint is a THPrint; on
 681              *  Windows, platformPrint is a structure
 682              *  (defined in npapi.h) containing the printer name, port,
 683              *  etc.
 684              */
 685
 686             /***** Insert NPP_Print code here *****\
 687             void* platformPrint =
 688                 printInfo->print.fullPrint.platformPrint;
 689             NPBool printOne =
 690                 printInfo->print.fullPrint.printOne;
 691             \**************************************/
 692
 693             /* Do the default*/
 694             printInfo->print.fullPrint.pluginPrinted = FALSE;
 695         }
 696         else
 697         {
 698             /* If not fullscreen, we must be embedded */
 699             /*
 700              * PLUGIN DEVELOPERS:
 701              *  If your plugin is embedded, or is full-screen
 702              *  but you returned false in pluginPrinted above, NPP_Print
 703              *  will be called with mode == NP_EMBED.  The NPWindow
 704              *  in the printInfo gives the location and dimensions of
 705              *  the embedded plugin on the printed page.  On the
 706              *  Macintosh, platformPrint is the printer port; on
 707              *  Windows, platformPrint is the handle to the printing
 708              *  device context.
 709              */
 710
 711             /***** Insert NPP_Print code here *****\
 712             NPWindow* printWindow =
 713                 &(printInfo->print.embedPrint.window);
 714             void* platformPrint =
 715                 printInfo->print.embedPrint.platformPrint;
 716             \**************************************/
 717         }
 718     }
 719 }
 720
 721 /******************************************************************************
 722  * Windows-only methods
 723  *****************************************************************************/
 724 #if defined(XP_WIN)
 725 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar )
 726 {
 727     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(GetWindowLongPtr(p_hwnd, GWLP_USERDATA));
 728
 729     switch( i_msg )
 730     {
 731         case WM_ERASEBKGND:
 732             return 1L;
 733
 734         case WM_PAINT:
 735         {
 736             PAINTSTRUCT paintstruct;
 737             HDC hdc;
 738             RECT rect;
 739
 740             hdc = BeginPaint( p_hwnd, &paintstruct );
 741
 742             GetClientRect( p_hwnd, &rect );
 743
 744             FillRect( hdc, &rect, (HBRUSH)GetStockObject(BLACK_BRUSH) );
 745             SetTextColor(hdc, RGB(255, 255, 255));
 746             SetBkColor(hdc, RGB(0, 0, 0));
 747             if( p_plugin->psz_text )
 748                 DrawText( hdc, p_plugin->psz_text, strlen(p_plugin->psz_text), &rect,
 749                           DT_CENTER|DT_VCENTER|DT_SINGLELINE);
 750
 751             EndPaint( p_hwnd, &paintstruct );
 752             return 0L;
 753         }
 754         default:
 755             /* delegate to default handler */
 756             return CallWindowProc( p_plugin->getWindowProc(), p_hwnd,
 757                                    i_msg, wpar, lpar );
 758     }
 759 }
 760 #endif /* XP_WIN */
 761
 762 /******************************************************************************
 763  * UNIX-only methods
 764  *****************************************************************************/
 765 #if defined(XP_UNIX)
 766 static void Redraw( Widget w, XtPointer closure, XEvent *event )
 767 {
 768     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 769     Window control = p_plugin->getControlWindow();
 770     const NPWindow& window = p_plugin->getWindow();
 771     GC gc;
 772     XGCValues gcv;
 773     unsigned int i_control_height, i_control_width;
 774
 775     if( p_plugin->b_toolbar )
 776         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 777     else
 778         i_control_height = i_control_width = 0;
 779
 780     Window video = p_plugin->getVideoWindow();
 781     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 782
 783     gcv.foreground = BlackPixel( p_display, 0 );
 784     gc = XCreateGC( p_display, video, GCForeground, &gcv );
 785
 786     XFillRectangle( p_display, video, gc,
 787                     0, 0, window.width, window.height - i_control_height);
 788
 789     gcv.foreground = WhitePixel( p_display, 0 );
 790     XChangeGC( p_display, gc, GCForeground, &gcv );
 791
 792     if( p_plugin->psz_text )
 793         XDrawString( p_display, video, gc,
 794                      window.width / 2 - 40, (window.height - i_control_height) / 2,
 795                      p_plugin->psz_text, strlen(p_plugin->psz_text) );
 796     XFreeGC( p_display, gc );
 797
 798     p_plugin->redrawToolbar();
 799 }
 800
 801 static void ControlHandler( Widget w, XtPointer closure, XEvent *event )
 802 {
 803     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 804     const NPWindow& window = p_plugin->getWindow();
 805
 806     int i_height = window.height;
 807     int i_width = window.width;
 808     int i_xPos = event->xbutton.x;
 809     int i_yPos = event->xbutton.y;
 810
 811     if( p_plugin && p_plugin->b_toolbar )
 812     {
 813         int i_playing;
 814
 815         libvlc_media_player_t *p_md = p_plugin->getMD();
 816
 817         i_playing = p_plugin->playlist_isplaying();
 818
 819         vlc_toolbar_clicked_t clicked;
 820         clicked = p_plugin->getToolbarButtonClicked( i_xPos, i_yPos );
 821         switch( clicked )
 822         {
 823             case clicked_Play:
 824             case clicked_Pause:
 825             {
 826                 if( i_playing == 1 )
 827                     p_plugin->playlist_pause();
 828                 else
 829                     p_plugin->playlist_play();
 830             }
 831             break;
 832
 833             case clicked_Stop:
 834             {
 835                 p_plugin->playlist_stop();
 836             }
 837             break;
 838
 839             case clicked_Fullscreen:
 840             {
 841                 p_plugin->set_fullscreen( 1 );
 842             }
 843             break;
 844
 845             case clicked_Mute:
 846             case clicked_Unmute:
 847             {
 848                 if( p_md )
 849                     libvlc_audio_toggle_mute( p_md );
 850             }
 851             break;
 852
 853             case clicked_timeline:
 854             {
 855                 /* if a movie is loaded */
 856                 if( p_md )
 857                 {
 858                     int64_t f_length;
 859                     f_length = libvlc_media_player_get_length( p_md ) / 100;
 860
 861                     f_length = (float)f_length *
 862                             ( ((float)i_xPos-4.0 ) / ( ((float)i_width-8.0)/100) );
 863
 864                     libvlc_media_player_set_time( p_md, f_length );
 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 */