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

   1 /*****************************************************************************
   2  * vlcshell.cpp: a VLC plugin for Mozilla
   3  *****************************************************************************
   4  * Copyright (C) 2002-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Samuel Hocevar <sam@zoy.org>
   8  *          Jean-Paul Saman <jpsaman@videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include "config.h"
  29
  30 #include <stdio.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33
  34 /* Mozilla stuff */
  35 #ifdef HAVE_MOZILLA_CONFIG_H
  36 #   include <mozilla-config.h>
  37 #endif
  38
  39 /* This is from mozilla java, do we really need it? */
  40 #if 0
  41 #include <jri.h>
  42 #endif
  43
  44 #include "vlcplugin.h"
  45 #include "vlcshell.h"
  46
  47 /* Enable/disable debugging printf's for X11 resizing */
  48 #undef X11_RESIZE_DEBUG
  49
  50 #define WINDOW_TEXT "Waiting for video"
  51
  52 /*****************************************************************************
  53  * Unix-only declarations
  54 ******************************************************************************/
  55 #ifdef XP_UNIX
  56
  57 static void Redraw( Widget w, XtPointer closure, XEvent *event );
  58 static void ControlHandler( Widget w, XtPointer closure, XEvent *event );
  59 static void Resize( Widget w, XtPointer closure, XEvent *event );
  60
  61 #endif
  62
  63 /*****************************************************************************
  64  * MacOS-only declarations
  65 ******************************************************************************/
  66 #ifdef XP_MACOSX
  67 #endif
  68
  69 /*****************************************************************************
  70  * Windows-only declarations
  71  *****************************************************************************/
  72 #ifdef XP_WIN
  73
  74 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar );
  75
  76 #endif
  77
  78 /******************************************************************************
  79  * UNIX-only API calls
  80  *****************************************************************************/
  81 char * NPP_GetMIMEDescription( void )
  82 {
  83     static char mimetype[] = PLUGIN_MIMETYPES;
  84     return mimetype;
  85 }
  86
  87 NPError NPP_GetValue( NPP instance, NPPVariable variable, void *value )
  88 {
  89     static char psz_name[] = PLUGIN_NAME;
  90     static char psz_desc[1000];
  91
  92     /* plugin class variables */
  93     switch( variable )
  94     {
  95         case NPPVpluginNameString:
  96             *((char **)value) = psz_name;
  97             return NPERR_NO_ERROR;
  98
  99         case NPPVpluginDescriptionString:
 100             snprintf( psz_desc, sizeof(psz_desc), PLUGIN_DESCRIPTION,
 101                       libvlc_get_version() );
 102             *((char **)value) = psz_desc;
 103             return NPERR_NO_ERROR;
 104
 105         default:
 106             /* move on to instance variables ... */
 107             ;
 108     }
 109
 110     if( instance == NULL )
 111     {
 112         return NPERR_INVALID_INSTANCE_ERROR;
 113     }
 114
 115     /* plugin instance variables */
 116
 117     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 118     if( NULL == p_plugin )
 119     {
 120         // plugin has not been initialized yet !
 121         return NPERR_INVALID_INSTANCE_ERROR;
 122     }
 123
 124     switch( variable )
 125     {
 126         case NPPVpluginScriptableNPObject:
 127         {
 128             /* retrieve plugin root class */
 129             NPClass *scriptClass = p_plugin->getScriptClass();
 130             if( scriptClass )
 131             {
 132                 /* create an instance and return it */
 133                 *(NPObject**)value = NPN_CreateObject(instance, scriptClass);
 134                 return NPERR_NO_ERROR;
 135             }
 136             break;
 137         }
 138
 139         default:
 140             ;
 141     }
 142     return NPERR_GENERIC_ERROR;
 143 }
 144
 145 /*
 146  * there is some confusion in gecko headers regarding definition of this API
 147  * NPPVariable is wrongly defined as NPNVariable, which sounds incorrect.
 148  */
 149
 150 NPError NPP_SetValue( NPP instance, NPNVariable variable, void *value )
 151 {
 152     return NPERR_GENERIC_ERROR;
 153 }
 154
 155 /******************************************************************************
 156  * Mac-only API calls
 157  *****************************************************************************/
 158 #ifdef XP_MACOSX
 159 int16 NPP_HandleEvent( NPP instance, void * event )
 160 {
 161     static UInt32 lastMouseUp = 0;
 162     libvlc_exception_t ex;
 163     libvlc_exception_init(&ex);
 164
 165     if( instance == NULL )
 166     {
 167         return false;
 168     }
 169
 170     VlcPlugin* p_plugin = 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                         libvlc_rectangle_t area;
 212                         area.left = 0;
 213                         area.top = 0;
 214                         area.right = npwindow.width;
 215                         area.bottom = npwindow.height;
 216                         libvlc_video_redraw_rectangle(p_plugin->getMD(&ex), &area, NULL);
 217                     }
 218                 }
 219                 libvlc_exception_clear(&ex);
 220
 221                 if( ! hasVout )
 222                 {
 223                     /* draw the beautiful "No Picture" */
 224
 225                     ForeColor(blackColor);
 226                     PenMode( patCopy );
 227
 228                     /* seems that firefox forgets to set the following
 229                      * on occasion (reload) */
 230                     SetOrigin(((NP_Port *)npwindow.window)->portx,
 231                               ((NP_Port *)npwindow.window)->porty);
 232
 233                     Rect rect;
 234                     rect.left = 0;
 235                     rect.top = 0;
 236                     rect.right = npwindow.width;
 237                     rect.bottom = npwindow.height;
 238                     PaintRect( &rect );
 239
 240                     ForeColor(whiteColor);
 241                     MoveTo( (npwindow.width-80)/ 2  , npwindow.height / 2 );
 242                     DrawText( WINDOW_TEXT , 0 , strlen(WINDOW_TEXT) );
 243                 }
 244             }
 245             return true;
 246         }
 247         case activateEvt:
 248             return false;
 249         case NPEventType_GetFocusEvent:
 250         case NPEventType_LoseFocusEvent:
 251             return true;
 252         case NPEventType_AdjustCursorEvent:
 253             return false;
 254         case NPEventType_MenuCommandEvent:
 255             return false;
 256         case NPEventType_ClippingChangedEvent:
 257             return false;
 258         case NPEventType_ScrollingBeginsEvent:
 259             return true;
 260         case NPEventType_ScrollingEndsEvent:
 261             return true;
 262         default:
 263             ;
 264     }
 265     return false;
 266 }
 267 #endif /* XP_MACOSX */
 268
 269 /******************************************************************************
 270  * General Plug-in Calls
 271  *****************************************************************************/
 272 NPError NPP_Initialize( void )
 273 {
 274     return NPERR_NO_ERROR;
 275 }
 276
 277 jref NPP_GetJavaClass( void )
 278 {
 279     return NULL;
 280 }
 281
 282 void NPP_Shutdown( void )
 283 {
 284     ;
 285 }
 286
 287 NPError NPP_New( NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc,
 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 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     delete p_plugin;
 341
 342     return NPERR_NO_ERROR;
 343 }
 344
 345 NPError NPP_SetWindow( NPP instance, NPWindow* window )
 346 {
 347 #if defined(XP_UNIX) && !defined(__APPLE__)
 348     Window control;
 349     unsigned int i_control_height = 0, i_control_width = 0;
 350 #endif
 351
 352     if( ! instance )
 353     {
 354         return NPERR_INVALID_INSTANCE_ERROR;
 355     }
 356
 357     /* NPP_SetWindow may be called before NPP_New (Opera) */
 358     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 359     if( NULL == p_plugin )
 360     {
 361         /* we should probably show a splash screen here */
 362         return NPERR_NO_ERROR;
 363     }
 364
 365 #if defined(XP_UNIX) && !defined(__APPLE__)
 366     control = p_plugin->getControlWindow();
 367 #endif
 368
 369     libvlc_exception_t ex;
 370     libvlc_exception_init(&ex);
 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         if( !curwin.window || drawable != (((NP_Port*) (curwin.window))->port) )
 391         {
 392             /* set/change parent window */
 393             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, &ex);
 394             libvlc_exception_clear(&ex);
 395         }
 396
 397         /* as MacOS X video output is windowless, set viewport */
 398         libvlc_rectangle_t view, clip;
 399
 400         /*
 401         ** browser sets port origin to top-left location of plugin
 402         ** relative to GrafPort window origin is set relative to document,
 403         ** which of little use for drawing
 404         */
 405         view.top     = ((NP_Port*) (window->window))->porty;
 406         view.left    = ((NP_Port*) (window->window))->portx;
 407         view.bottom  = window->height+view.top;
 408         view.right   = window->width+view.left;
 409
 410         /* clipRect coordinates are also relative to GrafPort */
 411         clip.top     = window->clipRect.top;
 412         clip.left    = window->clipRect.left;
 413         clip.bottom  = window->clipRect.bottom;
 414         clip.right   = window->clipRect.right;
 415
 416         libvlc_video_set_viewport(p_vlc, p_plugin->getMD(&ex), &view, &clip, &ex);
 417         libvlc_exception_clear(&ex);
 418
 419         /* remember new window */
 420         p_plugin->setWindow(*window);
 421     }
 422     else if( curwin.window )
 423     {
 424         /* change/set parent */
 425         libvlc_video_set_parent(p_vlc, 0, &ex);
 426         libvlc_exception_clear(&ex);
 427
 428         curwin.window = NULL;
 429     }
 430 #endif /* XP_MACOSX */
 431
 432 #ifdef XP_WIN
 433     if( window && window->window )
 434     {
 435         /* check if plugin has a new parent window */
 436         HWND drawable = (HWND) (window->window);
 437         if( !curwin.window || drawable != curwin.window )
 438         {
 439             /* reset previous window settings */
 440             HWND oldwin = (HWND)p_plugin->getWindow().window;
 441             WNDPROC oldproc = p_plugin->getWindowProc();
 442             if( oldproc )
 443             {
 444                 /* reset WNDPROC */
 445                 SetWindowLong( oldwin, GWL_WNDPROC, (LONG)oldproc );
 446             }
 447             /* attach our plugin object */
 448             SetWindowLongPtr((HWND)drawable, GWLP_USERDATA,
 449                              reinterpret_cast<LONG_PTR>(p_plugin));
 450
 451             /* install our WNDPROC */
 452             p_plugin->setWindowProc( (WNDPROC)SetWindowLong( drawable,
 453                                              GWL_WNDPROC, (LONG)Manage ) );
 454
 455             /* change window style to our liking */
 456             LONG style = GetWindowLong((HWND)drawable, GWL_STYLE);
 457             style |= WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
 458             SetWindowLong((HWND)drawable, GWL_STYLE, style);
 459
 460             /* change/set parent */
 461             libvlc_video_set_parent(p_vlc, (libvlc_drawable_t)drawable, &ex);
 462             libvlc_exception_clear(&ex);
 463
 464             /* remember new window */
 465             p_plugin->setWindow(*window);
 466
 467             /* Redraw window */
 468             InvalidateRect( (HWND)drawable, NULL, TRUE );
 469             UpdateWindow( (HWND)drawable );
 470         }
 471     }
 472     else if( curwin.window )
 473     {
 474         /* reset WNDPROC */
 475         HWND oldwin = (HWND)curwin.window;
 476         SetWindowLong( oldwin, GWL_WNDPROC, (LONG)(p_plugin->getWindowProc()) );
 477         p_plugin->setWindowProc(NULL);
 478
 479         /* change/set parent */
 480         libvlc_video_set_parent(p_vlc, 0, &ex);
 481         libvlc_exception_clear(&ex);
 482
 483         curwin.window = NULL;
 484     }
 485 #endif /* XP_WIN */
 486
 487 #ifdef XP_UNIX
 488     /* default to hidden toolbar, shown at the end of this method if asked *
 489      * developers note : getToolbarSize need to wait the end of this method
 490      */
 491     i_control_height = 0;
 492     i_control_width = window->width;
 493
 494     if( window && window->window )
 495     {
 496         Window  parent  = (Window) window->window;
 497         if( !curwin.window || (parent != (Window)curwin.window) )
 498         {
 499             Display *p_display = ( (NPSetWindowCallbackStruct *)
 500                                    window->ws_info )->display;
 501
 502             XResizeWindow( p_display, parent, window->width, window->height );
 503
 504             int i_blackColor = BlackPixel(p_display, DefaultScreen(p_display));
 505
 506             /* create windows */
 507             Window video = XCreateSimpleWindow( p_display, parent, 0, 0,
 508                            window->width, window->height - i_control_height,
 509                            0, i_blackColor, i_blackColor );
 510             Window controls = (Window) NULL;
 511             controls = XCreateSimpleWindow( p_display, parent,
 512                             0, window->height - i_control_height-1,
 513                             window->width, i_control_height-1,
 514                             0, i_blackColor, i_blackColor );
 515
 516             XMapWindow( p_display, parent );
 517             XMapWindow( p_display, video );
 518             if( controls ) { XMapWindow( p_display, controls ); }
 519
 520             XFlush(p_display);
 521
 522             /* bind events */
 523             Widget w = XtWindowToWidget( p_display, parent );
 524
 525             XtAddEventHandler( w, ExposureMask, FALSE,
 526                                (XtEventHandler)Redraw, p_plugin );
 527             XtAddEventHandler( w, StructureNotifyMask, FALSE,
 528                                (XtEventHandler)Resize, p_plugin );
 529             XtAddEventHandler( w, ButtonReleaseMask, FALSE,
 530                                (XtEventHandler)ControlHandler, p_plugin );
 531
 532             /* set/change parent window */
 533             libvlc_video_set_parent( p_vlc, (libvlc_drawable_t) video, &ex );
 534             libvlc_exception_clear(&ex);
 535
 536             /* remember window */
 537             p_plugin->setWindow( *window );
 538             p_plugin->setVideoWindow( video );
 539
 540             if( controls )
 541             {
 542                 p_plugin->setControlWindow( controls );
 543             }
 544
 545             Redraw( w, (XtPointer)p_plugin, NULL );
 546
 547             /* now display toolbar if asked through parameters */
 548             if( p_plugin->b_toolbar )
 549             {
 550                 p_plugin->showToolbar();
 551             }
 552         }
 553     }
 554     else if( curwin.window )
 555     {
 556         /* change/set parent */
 557         libvlc_video_set_parent(p_vlc, 0, &ex);
 558         libvlc_exception_clear(&ex);
 559         curwin.window = NULL;
 560     }
 561 #endif /* XP_UNIX */
 562
 563     if( !p_plugin->b_stream )
 564     {
 565         if( p_plugin->psz_target )
 566         {
 567             if( p_plugin->playlist_add( p_plugin->psz_target, NULL ) != -1 )
 568             {
 569                 if( p_plugin->b_autoplay )
 570                 {
 571                     p_plugin->playlist_play(NULL);
 572                 }
 573             }
 574             p_plugin->b_stream = true;
 575         }
 576     }
 577     return NPERR_NO_ERROR;
 578 }
 579
 580 NPError NPP_NewStream( NPP instance, NPMIMEType type, NPStream *stream,
 581                        NPBool seekable, uint16 *stype )
 582 {
 583     if( NULL == instance  )
 584     {
 585         return NPERR_INVALID_INSTANCE_ERROR;
 586     }
 587
 588     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 589     if( NULL == p_plugin )
 590     {
 591         return NPERR_INVALID_INSTANCE_ERROR;
 592     }
 593
 594    /*
 595    ** Firefox/Mozilla may decide to open a stream from the URL specified
 596    ** in the SRC parameter of the EMBED tag and pass it to us
 597    **
 598    ** since VLC will open the SRC URL as well, we're not interested in
 599    ** that stream. Otherwise, we'll take it and queue it up in the playlist
 600    */
 601     if( !p_plugin->psz_target || strcmp(stream->url, p_plugin->psz_target) )
 602     {
 603         /* TODO: use pipes !!!! */
 604         *stype = NP_ASFILEONLY;
 605         return NPERR_NO_ERROR;
 606     }
 607     return NPERR_GENERIC_ERROR;
 608 }
 609
 610 int32 NPP_WriteReady( NPP instance, NPStream *stream )
 611 {
 612     /* TODO */
 613     return 8*1024;
 614 }
 615
 616 int32 NPP_Write( NPP instance, NPStream *stream, int32 offset,
 617                  int32 len, void *buffer )
 618 {
 619     /* TODO */
 620     return len;
 621 }
 622
 623 NPError NPP_DestroyStream( NPP instance, NPStream *stream, NPError reason )
 624 {
 625     if( instance == NULL )
 626     {
 627         return NPERR_INVALID_INSTANCE_ERROR;
 628     }
 629     return NPERR_NO_ERROR;
 630 }
 631
 632 void NPP_StreamAsFile( NPP instance, NPStream *stream, const char* fname )
 633 {
 634     if( instance == NULL )
 635     {
 636         return;
 637     }
 638
 639     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 640     if( NULL == p_plugin )
 641     {
 642         return;
 643     }
 644
 645     if( p_plugin->playlist_add( stream->url, NULL ) != -1 )
 646     {
 647         if( p_plugin->b_autoplay )
 648         {
 649             p_plugin->playlist_play(NULL);
 650         }
 651     }
 652 }
 653
 654 void NPP_URLNotify( NPP instance, const char* url,
 655                     NPReason reason, void* notifyData )
 656 {
 657     /***** Insert NPP_URLNotify code here *****\
 658     PluginInstance* p_plugin;
 659     if (instance != NULL)
 660         p_plugin = (PluginInstance*) instance->pdata;
 661     \*********************************************/
 662 }
 663
 664 void NPP_Print( NPP instance, NPPrint* printInfo )
 665 {
 666     if( printInfo == NULL )
 667     {
 668         return;
 669     }
 670
 671     if( instance != NULL )
 672     {
 673         /***** Insert NPP_Print code here *****\
 674         PluginInstance* p_plugin = (PluginInstance*) instance->pdata;
 675         \**************************************/
 676
 677         if( printInfo->mode == NP_FULL )
 678         {
 679             /*
 680              * PLUGIN DEVELOPERS:
 681              *  If your plugin would like to take over
 682              *  printing completely when it is in full-screen mode,
 683              *  set printInfo->pluginPrinted to TRUE and print your
 684              *  plugin as you see fit.  If your plugin wants Netscape
 685              *  to handle printing in this case, set
 686              *  printInfo->pluginPrinted to FALSE (the default) and
 687              *  do nothing.  If you do want to handle printing
 688              *  yourself, printOne is true if the print button
 689              *  (as opposed to the print menu) was clicked.
 690              *  On the Macintosh, platformPrint is a THPrint; on
 691              *  Windows, platformPrint is a structure
 692              *  (defined in npapi.h) containing the printer name, port,
 693              *  etc.
 694              */
 695
 696             /***** Insert NPP_Print code here *****\
 697             void* platformPrint =
 698                 printInfo->print.fullPrint.platformPrint;
 699             NPBool printOne =
 700                 printInfo->print.fullPrint.printOne;
 701             \**************************************/
 702
 703             /* Do the default*/
 704             printInfo->print.fullPrint.pluginPrinted = FALSE;
 705         }
 706         else
 707         {
 708             /* If not fullscreen, we must be embedded */
 709             /*
 710              * PLUGIN DEVELOPERS:
 711              *  If your plugin is embedded, or is full-screen
 712              *  but you returned false in pluginPrinted above, NPP_Print
 713              *  will be called with mode == NP_EMBED.  The NPWindow
 714              *  in the printInfo gives the location and dimensions of
 715              *  the embedded plugin on the printed page.  On the
 716              *  Macintosh, platformPrint is the printer port; on
 717              *  Windows, platformPrint is the handle to the printing
 718              *  device context.
 719              */
 720
 721             /***** Insert NPP_Print code here *****\
 722             NPWindow* printWindow =
 723                 &(printInfo->print.embedPrint.window);
 724             void* platformPrint =
 725                 printInfo->print.embedPrint.platformPrint;
 726             \**************************************/
 727         }
 728     }
 729 }
 730
 731 /******************************************************************************
 732  * Windows-only methods
 733  *****************************************************************************/
 734 #if XP_WIN
 735 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar )
 736 {
 737     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(GetWindowLongPtr(p_hwnd, GWLP_USERDATA));
 738
 739     switch( i_msg )
 740     {
 741         case WM_ERASEBKGND:
 742             return 1L;
 743
 744         case WM_PAINT:
 745         {
 746             PAINTSTRUCT paintstruct;
 747             HDC hdc;
 748             RECT rect;
 749
 750             hdc = BeginPaint( p_hwnd, &paintstruct );
 751
 752             GetClientRect( p_hwnd, &rect );
 753
 754             FillRect( hdc, &rect, (HBRUSH)GetStockObject(BLACK_BRUSH) );
 755             SetTextColor(hdc, RGB(255, 255, 255));
 756             SetBkColor(hdc, RGB(0, 0, 0));
 757             DrawText( hdc, WINDOW_TEXT, strlen(WINDOW_TEXT), &rect,
 758                       DT_CENTER|DT_VCENTER|DT_SINGLELINE);
 759
 760             EndPaint( p_hwnd, &paintstruct );
 761             return 0L;
 762         }
 763         default:
 764             /* delegate to default handler */
 765             return CallWindowProc( p_plugin->getWindowProc(), p_hwnd,
 766                                    i_msg, wpar, lpar );
 767     }
 768 }
 769 #endif /* XP_WIN */
 770
 771 /******************************************************************************
 772  * UNIX-only methods
 773  *****************************************************************************/
 774 #ifdef XP_UNIX
 775 static void Redraw( Widget w, XtPointer closure, XEvent *event )
 776 {
 777     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 778     Window control = p_plugin->getControlWindow();
 779     const NPWindow& window = p_plugin->getWindow();
 780     GC gc;
 781     XGCValues gcv;
 782     unsigned int i_control_height, i_control_width;
 783
 784     if( p_plugin->b_toolbar )
 785         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 786     else
 787         i_control_height = i_control_width = 0;
 788
 789     Window video = p_plugin->getVideoWindow();
 790     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 791
 792     gcv.foreground = BlackPixel( p_display, 0 );
 793     gc = XCreateGC( p_display, video, GCForeground, &gcv );
 794
 795     XFillRectangle( p_display, video, gc,
 796                     0, 0, window.width, window.height - i_control_height);
 797
 798     gcv.foreground = WhitePixel( p_display, 0 );
 799     XChangeGC( p_display, gc, GCForeground, &gcv );
 800
 801     XDrawString( p_display, video, gc,
 802                  window.width / 2 - 40, (window.height - i_control_height) / 2,
 803                  WINDOW_TEXT, strlen(WINDOW_TEXT) );
 804     XFreeGC( p_display, gc );
 805
 806     p_plugin->redrawToolbar();
 807 }
 808
 809 static void ControlHandler( Widget w, XtPointer closure, XEvent *event )
 810 {
 811     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 812     const NPWindow& window = p_plugin->getWindow();
 813
 814     int i_height = window.height;
 815     int i_width = window.width;
 816     int i_xPos = event->xbutton.x;
 817     int i_yPos = event->xbutton.y;
 818
 819     if( p_plugin && p_plugin->b_toolbar )
 820     {
 821         int i_playing;
 822         libvlc_exception_t ex;
 823
 824         libvlc_exception_init( &ex );
 825         libvlc_media_player_t *p_md = p_plugin->getMD(&ex);
 826         libvlc_exception_clear( &ex );
 827
 828         i_playing = p_plugin->playlist_isplaying( &ex );
 829         libvlc_exception_clear( &ex );
 830
 831         vlc_toolbar_clicked_t clicked;
 832         clicked = p_plugin->getToolbarButtonClicked( i_xPos, i_yPos );
 833         switch( clicked )
 834         {
 835             case clicked_Play:
 836             case clicked_Pause:
 837             {
 838                 if( i_playing == 1 )
 839                     p_plugin->playlist_pause( &ex );
 840                 else
 841                     p_plugin->playlist_play( &ex );
 842
 843                 libvlc_exception_clear( &ex );
 844             }
 845             break;
 846
 847             case clicked_Stop:
 848             {
 849                 p_plugin->playlist_stop(&ex);
 850                 libvlc_exception_clear( &ex );
 851             }
 852             break;
 853
 854             case clicked_Fullscreen:
 855             {
 856                 p_plugin->set_fullscreen( 1, &ex );
 857                 libvlc_exception_clear( &ex );
 858             }
 859             break;
 860
 861             case clicked_Mute:
 862             case clicked_Unmute:
 863             {
 864                 libvlc_audio_toggle_mute( p_plugin->getVLC(), &ex );
 865                 libvlc_exception_clear( &ex );
 866             }
 867             break;
 868
 869             case clicked_timeline:
 870             {
 871                 /* if a movie is loaded */
 872                 if( p_md )
 873                 {
 874                     int64_t f_length;
 875                     f_length = libvlc_media_player_get_length( p_md, &ex ) / 100;
 876                     libvlc_exception_clear( &ex );
 877
 878                     f_length = (float)f_length *
 879                             ( ((float)i_xPos-4.0 ) / ( ((float)i_width-8.0)/100) );
 880
 881                     libvlc_media_player_set_time( p_md, f_length, &ex );
 882                     libvlc_exception_clear( &ex );
 883                 }
 884             }
 885             break;
 886
 887             case clicked_Time:
 888             {
 889                 /* Not implemented yet*/
 890             }
 891             break;
 892
 893             default: /* button_Unknown */
 894             break;
 895         }
 896     }
 897     Redraw( w, closure, event );
 898 }
 899
 900 static void Resize ( Widget w, XtPointer closure, XEvent *event )
 901 {
 902     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 903     Window control = p_plugin->getControlWindow();
 904     const NPWindow& window = p_plugin->getWindow();
 905     Window  drawable   = p_plugin->getVideoWindow();
 906     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 907
 908     int i_ret;
 909     Window root_return, parent_return, * children_return;
 910     Window base_window;
 911     unsigned int i_nchildren;
 912     unsigned int i_control_height, i_control_width;
 913
 914     if( p_plugin->b_toolbar )
 915     {
 916         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 917     }
 918     else
 919     {
 920         i_control_height = i_control_width = 0;
 921     }
 922
 923 #ifdef X11_RESIZE_DEBUG
 924     XWindowAttributes attr;
 925
 926     if( event && event->type == ConfigureNotify )
 927     {
 928         fprintf( stderr, "vlcshell::Resize() ConfigureNotify %d x %d, "
 929                  "send_event ? %s\n", event->xconfigure.width,
 930                  event->xconfigure.height,
 931                  event->xconfigure.send_event ? "TRUE" : "FALSE" );
 932     }
 933 #endif /* X11_RESIZE_DEBUG */
 934
 935     if( ! p_plugin->setSize(window.width, (window.height - i_control_height)) )
 936     {
 937         /* size already set */
 938         return;
 939     }
 940
 941     i_ret = XResizeWindow( p_display, drawable,
 942                            window.width, (window.height - i_control_height) );
 943
 944 #ifdef X11_RESIZE_DEBUG
 945     fprintf( stderr,
 946              "vlcshell::Resize() XResizeWindow(owner) returned %d\n", i_ret );
 947
 948     XGetWindowAttributes ( p_display, drawable, &attr );
 949
 950     /* X is asynchronous, so the current size reported here is not
 951        necessarily the requested size as the Resize request may not
 952        yet have been handled by the plugin host */
 953     fprintf( stderr, "vlcshell::Resize() current (owner) size %d x %d\n",
 954              attr.width, attr.height );
 955 #endif /* X11_RESIZE_DEBUG */
 956
 957     XQueryTree( p_display, drawable,
 958                 &root_return, &parent_return, &children_return,
 959                 &i_nchildren );
 960
 961     if( i_nchildren > 0 )
 962     {
 963         /* XXX: Make assumptions related to the window parenting structure in
 964            vlc/modules/video_output/x11/xcommon.c */
 965         base_window = children_return[i_nchildren - 1];
 966
 967 #ifdef X11_RESIZE_DEBUG
 968         fprintf( stderr, "vlcshell::Resize() got %d children\n", i_nchildren );
 969         fprintf( stderr, "vlcshell::Resize() got base_window %p\n",
 970                  base_window );
 971 #endif /* X11_RESIZE_DEBUG */
 972
 973         i_ret = XResizeWindow( p_display, base_window,
 974                 window.width, ( window.height - i_control_height ) );
 975
 976 #ifdef X11_RESIZE_DEBUG
 977         fprintf( stderr,
 978                  "vlcshell::Resize() XResizeWindow(base) returned %d\n",
 979                  i_ret );
 980
 981         XGetWindowAttributes( p_display, base_window, &attr );
 982
 983         fprintf( stderr, "vlcshell::Resize() new size %d x %d\n",
 984                  attr.width, attr.height );
 985 #endif /* X11_RESIZE_DEBUG */
 986     }
 987 }
 988
 989 #endif /* XP_UNIX */