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 /*****************************************************************************
  51  * Unix-only declarations
  52 ******************************************************************************/
  53 #if defined(XP_UNIX)
  54
  55 static void Redraw( Widget w, XtPointer closure, XEvent *event );
  56 static void ControlHandler( Widget w, XtPointer closure, XEvent *event );
  57 static void Resize( Widget w, XtPointer closure, XEvent *event );
  58
  59 #endif
  60
  61 /*****************************************************************************
  62  * MacOS-only declarations
  63 ******************************************************************************/
  64 #ifdef XP_MACOSX
  65 #endif
  66
  67 /*****************************************************************************
  68  * Windows-only declarations
  69  *****************************************************************************/
  70 #ifdef XP_WIN
  71
  72 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar );
  73
  74 #endif
  75
  76 /******************************************************************************
  77  * UNIX-only API calls
  78  *****************************************************************************/
  79 char * NPP_GetMIMEDescription( void )
  80 {
  81     static char mimetype[] = PLUGIN_MIMETYPES;
  82     return mimetype;
  83 }
  84
  85 NPError NPP_GetValue( NPP instance, NPPVariable variable, void *value )
  86 {
  87     static char psz_name[] = PLUGIN_NAME;
  88     static char psz_desc[1000];
  89
  90     /* plugin class variables */
  91     switch( variable )
  92     {
  93         case NPPVpluginNameString:
  94             *((char **)value) = psz_name;
  95             return NPERR_NO_ERROR;
  96
  97         case NPPVpluginDescriptionString:
  98             snprintf( psz_desc, sizeof(psz_desc), PLUGIN_DESCRIPTION,
  99                       libvlc_get_version() );
 100             *((char **)value) = psz_desc;
 101             return NPERR_NO_ERROR;
 102
 103         default:
 104             /* move on to instance variables ... */
 105             ;
 106     }
 107
 108     if( instance == NULL )
 109     {
 110         return NPERR_INVALID_INSTANCE_ERROR;
 111     }
 112
 113     /* plugin instance variables */
 114
 115     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 116     if( NULL == p_plugin )
 117     {
 118         // plugin has not been initialized yet !
 119         return NPERR_INVALID_INSTANCE_ERROR;
 120     }
 121
 122     switch( variable )
 123     {
 124         case NPPVpluginScriptableNPObject:
 125         {
 126             /* retrieve plugin root class */
 127             NPClass *scriptClass = p_plugin->getScriptClass();
 128             if( scriptClass )
 129             {
 130                 /* create an instance and return it */
 131                 *(NPObject**)value = NPN_CreateObject(instance, scriptClass);
 132                 return NPERR_NO_ERROR;
 133             }
 134             break;
 135         }
 136
 137         default:
 138             ;
 139     }
 140     return NPERR_GENERIC_ERROR;
 141 }
 142
 143 /*
 144  * there is some confusion in gecko headers regarding definition of this API
 145  * NPPVariable is wrongly defined as NPNVariable, which sounds incorrect.
 146  */
 147
 148 NPError NPP_SetValue( NPP instance, NPNVariable variable, void *value )
 149 {
 150     return NPERR_GENERIC_ERROR;
 151 }
 152
 153 /******************************************************************************
 154  * Mac-only API calls
 155  *****************************************************************************/
 156 #ifdef XP_MACOSX
 157 int16 NPP_HandleEvent( NPP instance, void * event )
 158 {
 159     static UInt32 lastMouseUp = 0;
 160     if( instance == NULL )
 161     {
 162         return false;
 163     }
 164
 165     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 166     if( p_plugin == NULL )
 167     {
 168         return false;
 169     }
 170
 171     EventRecord *myEvent = (EventRecord*)event;
 172
 173     switch( myEvent->what )
 174     {
 175         case nullEvent:
 176             return true;
 177         case mouseDown:
 178         {
 179             if( (myEvent->when - lastMouseUp) < GetDblTime() )
 180             {
 181                 /* double click */
 182                 p_plugin->toggle_fullscreen();
 183             }
 184             return true;
 185         }
 186         case mouseUp:
 187             lastMouseUp = myEvent->when;
 188             return true;
 189         case keyUp:
 190         case keyDown:
 191         case autoKey:
 192             return true;
 193         case updateEvt:
 194         {
 195             const NPWindow& npwindow = p_plugin->getWindow();
 196             if( npwindow.window )
 197             {
 198                 bool hasVout = false;
 199
 200                 if( p_plugin->playlist_isplaying() )
 201                 {
 202                     hasVout = p_plugin->player_has_vout();
 203 #if 0
 204                     if( hasVout )
 205                     {
 206                         libvlc_rectangle_t area;
 207                         area.left = 0;
 208                         area.top = 0;
 209                         area.right = npwindow.width;
 210                         area.bottom = npwindow.height;
 211                         libvlc_video_redraw_rectangle(p_plugin->getMD(), &area, NULL);
 212                     }
 213 #else
 214 #warning disabled code
 215 #endif
 216                 }
 217
 218                 if( ! hasVout )
 219                 {
 220                     /* draw the beautiful "No Picture" */
 221
 222                     ForeColor(blackColor);
 223                     PenMode( patCopy );
 224
 225                     /* seems that firefox forgets to set the following
 226                      * on occasion (reload) */
 227                     SetOrigin(((NP_Port *)npwindow.window)->portx,
 228                               ((NP_Port *)npwindow.window)->porty);
 229
 230                     Rect rect;
 231                     rect.left = 0;
 232                     rect.top = 0;
 233                     rect.right = npwindow.width;
 234                     rect.bottom = npwindow.height;
 235                     PaintRect( &rect );
 236
 237                     ForeColor(whiteColor);
 238                     MoveTo( (npwindow.width-80)/ 2  , npwindow.height / 2 );
 239                     if( p_plugin->psz_text )
 240                         DrawText( p_plugin->psz_text, 0, strlen(p_plugin->psz_text) );
 241                 }
 242             }
 243             return true;
 244         }
 245         case activateEvt:
 246             return false;
 247         case NPEventType_GetFocusEvent:
 248         case NPEventType_LoseFocusEvent:
 249             return true;
 250         case NPEventType_AdjustCursorEvent:
 251             return false;
 252         case NPEventType_MenuCommandEvent:
 253             return false;
 254         case NPEventType_ClippingChangedEvent:
 255             return false;
 256         case NPEventType_ScrollingBeginsEvent:
 257             return true;
 258         case NPEventType_ScrollingEndsEvent:
 259             return true;
 260         default:
 261             ;
 262     }
 263     return false;
 264 }
 265 #endif /* XP_MACOSX */
 266
 267 /******************************************************************************
 268  * General Plug-in Calls
 269  *****************************************************************************/
 270 NPError NPP_Initialize( void )
 271 {
 272     return NPERR_NO_ERROR;
 273 }
 274
 275 #ifdef OJI
 276 jref NPP_GetJavaClass( void )
 277 {
 278     return NULL;
 279 }
 280 #endif
 281
 282 void NPP_Shutdown( void )
 283 {
 284     ;
 285 }
 286
 287 NPError NPP_New( NPMIMEType pluginType, NPP instance,
 288 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 289                  uint16 mode, int16 argc,
 290 #else
 291                  uint16_t mode, int16_t argc,
 292 #endif
 293                  char* argn[], char* argv[], NPSavedData* saved )
 294 {
 295     NPError status;
 296
 297     if( instance == NULL )
 298     {
 299         return NPERR_INVALID_INSTANCE_ERROR;
 300     }
 301
 302     VlcPlugin * p_plugin = new VlcPlugin( instance, mode );
 303     if( NULL == p_plugin )
 304     {
 305         return NPERR_OUT_OF_MEMORY_ERROR;
 306     }
 307
 308     status = p_plugin->init(argc, argn, argv);
 309     if( NPERR_NO_ERROR == status )
 310     {
 311         instance->pdata = reinterpret_cast<void*>(p_plugin);
 312 #if 0
 313         NPN_SetValue(instance, NPPVpluginWindowBool, (void *)false);
 314         NPN_SetValue(instance, NPPVpluginTransparentBool, (void *)false);
 315 #endif
 316     }
 317     else
 318     {
 319         delete p_plugin;
 320     }
 321     return status;
 322 }
 323
 324 NPError NPP_Destroy( NPP instance, NPSavedData** save )
 325 {
 326     if( NULL == instance )
 327         return NPERR_INVALID_INSTANCE_ERROR;
 328
 329     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 330     if( NULL == p_plugin )
 331         return NPERR_NO_ERROR;
 332
 333     instance->pdata = NULL;
 334
 335 #if defined(XP_WIN)
 336     HWND win = (HWND)p_plugin->getWindow().window;
 337     WNDPROC winproc = p_plugin->getWindowProc();
 338     if( winproc )
 339     {
 340         /* reset WNDPROC */
 341         SetWindowLong( win, GWL_WNDPROC, (LONG)winproc );
 342     }
 343 #endif
 344
 345     if( p_plugin->playlist_isplaying() )
 346         p_plugin->playlist_stop();
 347
 348     delete p_plugin;
 349
 350     return NPERR_NO_ERROR;
 351 }
 352
 353 NPError NPP_SetWindow( NPP instance, NPWindow* window )
 354 {
 355 #if defined(XP_UNIX)
 356     Window control;
 357     unsigned int i_control_height = 0, i_control_width = 0;
 358 #endif
 359
 360     if( ! instance )
 361     {
 362         return NPERR_INVALID_INSTANCE_ERROR;
 363     }
 364
 365     /* NPP_SetWindow may be called before NPP_New (Opera) */
 366     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 367     if( NULL == p_plugin )
 368     {
 369         /* we should probably show a splash screen here */
 370         return NPERR_NO_ERROR;
 371     }
 372
 373 #if defined(XP_UNIX)
 374     control = p_plugin->getControlWindow();
 375 #endif
 376
 377     libvlc_instance_t *p_vlc = p_plugin->getVLC();
 378
 379     /*
 380      * PLUGIN DEVELOPERS:
 381      *  Before setting window to point to the
 382      *  new window, you may wish to compare the new window
 383      *  info to the previous window (if any) to note window
 384      *  size changes, etc.
 385      */
 386
 387     /* retrieve current window */
 388     NPWindow& curwin = p_plugin->getWindow();
 389
 390 #ifdef XP_MACOSX
 391     if( window && window->window )
 392     {
 393         /* check if plugin has a new parent window */
 394         CGrafPtr drawable = (((NP_Port*) (window->window))->port);
 395
 396         /* as MacOS X video output is windowless, set viewport */
 397         libvlc_rectangle_t view, clip;
 398
 399         /*
 400         ** browser sets port origin to top-left location of plugin
 401         ** relative to GrafPort window origin is set relative to document,
 402         ** which of little use for drawing
 403         */
 404         view.top     = ((NP_Port*) (window->window))->porty;
 405         view.left    = ((NP_Port*) (window->window))->portx;
 406         view.bottom  = window->height+view.top;
 407         view.right   = window->width+view.left;
 408
 409         /* clipRect coordinates are also relative to GrafPort */
 410         clip.top     = window->clipRect.top;
 411         clip.left    = window->clipRect.left;
 412         clip.bottom  = window->clipRect.bottom;
 413         clip.right   = window->clipRect.right;
 414 #ifdef NOT_WORKING
 415         libvlc_video_set_viewport(p_vlc, p_plugin->getMD(), &view, &clip);
 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 #if defined(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 ) != -1 )
 550             {
 551                 if( p_plugin->b_autoplay )
 552                 {
 553                     p_plugin->playlist_play();
 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 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 564                        NPBool seekable, uint16 *stype )
 565 #else
 566                        NPBool seekable, uint16_t *stype )
 567 #endif
 568 {
 569     if( NULL == instance  )
 570     {
 571         return NPERR_INVALID_INSTANCE_ERROR;
 572     }
 573
 574     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 575     if( NULL == p_plugin )
 576     {
 577         return NPERR_INVALID_INSTANCE_ERROR;
 578     }
 579
 580    /*
 581    ** Firefox/Mozilla may decide to open a stream from the URL specified
 582    ** in the SRC parameter of the EMBED tag and pass it to us
 583    **
 584    ** since VLC will open the SRC URL as well, we're not interested in
 585    ** that stream. Otherwise, we'll take it and queue it up in the playlist
 586    */
 587     if( !p_plugin->psz_target || strcmp(stream->url, p_plugin->psz_target) )
 588     {
 589         /* TODO: use pipes !!!! */
 590         *stype = NP_ASFILEONLY;
 591         return NPERR_NO_ERROR;
 592     }
 593     return NPERR_GENERIC_ERROR;
 594 }
 595
 596 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 597 int32 NPP_WriteReady( NPP instance, NPStream *stream )
 598 #else
 599 int32_t NPP_WriteReady( NPP instance, NPStream *stream )
 600 #endif
 601 {
 602     /* TODO */
 603     return 8*1024;
 604 }
 605
 606 #if (((NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR) < 20)
 607 int32 NPP_Write( NPP instance, NPStream *stream, int32 offset,
 608                  int32 len, void *buffer )
 609 #else
 610 int32_t NPP_Write( NPP instance, NPStream *stream, int32_t offset,
 611                  int32_t len, void *buffer )
 612 #endif
 613 {
 614     /* TODO */
 615     return len;
 616 }
 617
 618 NPError NPP_DestroyStream( NPP instance, NPStream *stream, NPError reason )
 619 {
 620     if( instance == NULL )
 621     {
 622         return NPERR_INVALID_INSTANCE_ERROR;
 623     }
 624     return NPERR_NO_ERROR;
 625 }
 626
 627 void NPP_StreamAsFile( NPP instance, NPStream *stream, const char* fname )
 628 {
 629     if( instance == NULL )
 630     {
 631         return;
 632     }
 633
 634     VlcPlugin *p_plugin = reinterpret_cast<VlcPlugin *>(instance->pdata);
 635     if( NULL == p_plugin )
 636     {
 637         return;
 638     }
 639
 640     if( p_plugin->playlist_add( stream->url ) != -1 )
 641     {
 642         if( p_plugin->b_autoplay )
 643         {
 644             p_plugin->playlist_play();
 645         }
 646     }
 647 }
 648
 649 void NPP_URLNotify( NPP instance, const char* url,
 650                     NPReason reason, void* notifyData )
 651 {
 652     /***** Insert NPP_URLNotify code here *****\
 653     PluginInstance* p_plugin;
 654     if (instance != NULL)
 655         p_plugin = (PluginInstance*) instance->pdata;
 656     \*********************************************/
 657 }
 658
 659 void NPP_Print( NPP instance, NPPrint* printInfo )
 660 {
 661     if( printInfo == NULL )
 662     {
 663         return;
 664     }
 665
 666     if( instance != NULL )
 667     {
 668         /***** Insert NPP_Print code here *****\
 669         PluginInstance* p_plugin = (PluginInstance*) instance->pdata;
 670         \**************************************/
 671
 672         if( printInfo->mode == NP_FULL )
 673         {
 674             /*
 675              * PLUGIN DEVELOPERS:
 676              *  If your plugin would like to take over
 677              *  printing completely when it is in full-screen mode,
 678              *  set printInfo->pluginPrinted to TRUE and print your
 679              *  plugin as you see fit.  If your plugin wants Netscape
 680              *  to handle printing in this case, set
 681              *  printInfo->pluginPrinted to FALSE (the default) and
 682              *  do nothing.  If you do want to handle printing
 683              *  yourself, printOne is true if the print button
 684              *  (as opposed to the print menu) was clicked.
 685              *  On the Macintosh, platformPrint is a THPrint; on
 686              *  Windows, platformPrint is a structure
 687              *  (defined in npapi.h) containing the printer name, port,
 688              *  etc.
 689              */
 690
 691             /***** Insert NPP_Print code here *****\
 692             void* platformPrint =
 693                 printInfo->print.fullPrint.platformPrint;
 694             NPBool printOne =
 695                 printInfo->print.fullPrint.printOne;
 696             \**************************************/
 697
 698             /* Do the default*/
 699             printInfo->print.fullPrint.pluginPrinted = FALSE;
 700         }
 701         else
 702         {
 703             /* If not fullscreen, we must be embedded */
 704             /*
 705              * PLUGIN DEVELOPERS:
 706              *  If your plugin is embedded, or is full-screen
 707              *  but you returned false in pluginPrinted above, NPP_Print
 708              *  will be called with mode == NP_EMBED.  The NPWindow
 709              *  in the printInfo gives the location and dimensions of
 710              *  the embedded plugin on the printed page.  On the
 711              *  Macintosh, platformPrint is the printer port; on
 712              *  Windows, platformPrint is the handle to the printing
 713              *  device context.
 714              */
 715
 716             /***** Insert NPP_Print code here *****\
 717             NPWindow* printWindow =
 718                 &(printInfo->print.embedPrint.window);
 719             void* platformPrint =
 720                 printInfo->print.embedPrint.platformPrint;
 721             \**************************************/
 722         }
 723     }
 724 }
 725
 726 /******************************************************************************
 727  * Windows-only methods
 728  *****************************************************************************/
 729 #if defined(XP_WIN)
 730 static LRESULT CALLBACK Manage( HWND p_hwnd, UINT i_msg, WPARAM wpar, LPARAM lpar )
 731 {
 732     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(GetWindowLongPtr(p_hwnd, GWLP_USERDATA));
 733
 734     switch( i_msg )
 735     {
 736         case WM_ERASEBKGND:
 737             return 1L;
 738
 739         case WM_PAINT:
 740         {
 741             PAINTSTRUCT paintstruct;
 742             HDC hdc;
 743             RECT rect;
 744
 745             hdc = BeginPaint( p_hwnd, &paintstruct );
 746
 747             GetClientRect( p_hwnd, &rect );
 748
 749             FillRect( hdc, &rect, (HBRUSH)GetStockObject(BLACK_BRUSH) );
 750             SetTextColor(hdc, RGB(255, 255, 255));
 751             SetBkColor(hdc, RGB(0, 0, 0));
 752             if( p_plugin->psz_text )
 753                 DrawText( hdc, p_plugin->psz_text, strlen(p_plugin->psz_text), &rect,
 754                           DT_CENTER|DT_VCENTER|DT_SINGLELINE);
 755
 756             EndPaint( p_hwnd, &paintstruct );
 757             return 0L;
 758         }
 759         default:
 760             /* delegate to default handler */
 761             return CallWindowProc( p_plugin->getWindowProc(), p_hwnd,
 762                                    i_msg, wpar, lpar );
 763     }
 764 }
 765 #endif /* XP_WIN */
 766
 767 /******************************************************************************
 768  * UNIX-only methods
 769  *****************************************************************************/
 770 #if defined(XP_UNIX)
 771 static void Redraw( Widget w, XtPointer closure, XEvent *event )
 772 {
 773     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 774     Window control = p_plugin->getControlWindow();
 775     const NPWindow& window = p_plugin->getWindow();
 776     GC gc;
 777     XGCValues gcv;
 778     unsigned int i_control_height, i_control_width;
 779
 780     if( p_plugin->b_toolbar )
 781         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 782     else
 783         i_control_height = i_control_width = 0;
 784
 785     Window video = p_plugin->getVideoWindow();
 786     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 787
 788     gcv.foreground = BlackPixel( p_display, 0 );
 789     gc = XCreateGC( p_display, video, GCForeground, &gcv );
 790
 791     XFillRectangle( p_display, video, gc,
 792                     0, 0, window.width, window.height - i_control_height);
 793
 794     gcv.foreground = WhitePixel( p_display, 0 );
 795     XChangeGC( p_display, gc, GCForeground, &gcv );
 796
 797     if( p_plugin->psz_text )
 798         XDrawString( p_display, video, gc,
 799                      window.width / 2 - 40, (window.height - i_control_height) / 2,
 800                      p_plugin->psz_text, strlen(p_plugin->psz_text) );
 801     XFreeGC( p_display, gc );
 802
 803     p_plugin->redrawToolbar();
 804 }
 805
 806 static void ControlHandler( Widget w, XtPointer closure, XEvent *event )
 807 {
 808     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 809     const NPWindow& window = p_plugin->getWindow();
 810
 811     int i_height = window.height;
 812     int i_width = window.width;
 813     int i_xPos = event->xbutton.x;
 814     int i_yPos = event->xbutton.y;
 815
 816     if( p_plugin && p_plugin->b_toolbar )
 817     {
 818         int i_playing;
 819
 820         libvlc_media_player_t *p_md = p_plugin->getMD();
 821
 822         i_playing = p_plugin->playlist_isplaying();
 823
 824         vlc_toolbar_clicked_t clicked;
 825         clicked = p_plugin->getToolbarButtonClicked( i_xPos, i_yPos );
 826         switch( clicked )
 827         {
 828             case clicked_Play:
 829             case clicked_Pause:
 830             {
 831                 if( i_playing == 1 )
 832                     p_plugin->playlist_pause();
 833                 else
 834                     p_plugin->playlist_play();
 835             }
 836             break;
 837
 838             case clicked_Stop:
 839             {
 840                 p_plugin->playlist_stop();
 841             }
 842             break;
 843
 844             case clicked_Fullscreen:
 845             {
 846                 p_plugin->set_fullscreen( 1 );
 847             }
 848             break;
 849
 850             case clicked_Mute:
 851             case clicked_Unmute:
 852             {
 853                 if( p_md )
 854                     libvlc_audio_toggle_mute( p_md );
 855             }
 856             break;
 857
 858             case clicked_timeline:
 859             {
 860                 /* if a movie is loaded */
 861                 if( p_md )
 862                 {
 863                     int64_t f_length;
 864                     f_length = libvlc_media_player_get_length( p_md ) / 100;
 865
 866                     f_length = (float)f_length *
 867                             ( ((float)i_xPos-4.0 ) / ( ((float)i_width-8.0)/100) );
 868
 869                     libvlc_media_player_set_time( p_md, f_length );
 870                 }
 871             }
 872             break;
 873
 874             case clicked_Time:
 875             {
 876                 /* Not implemented yet*/
 877             }
 878             break;
 879
 880             default: /* button_Unknown */
 881             break;
 882         }
 883     }
 884     Redraw( w, closure, event );
 885 }
 886
 887 static void Resize ( Widget w, XtPointer closure, XEvent *event )
 888 {
 889     VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(closure);
 890     Window control = p_plugin->getControlWindow();
 891     const NPWindow& window = p_plugin->getWindow();
 892     Window  drawable   = p_plugin->getVideoWindow();
 893     Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
 894
 895     int i_ret;
 896     Window root_return, parent_return, * children_return;
 897     Window base_window;
 898     unsigned int i_nchildren;
 899     unsigned int i_control_height, i_control_width;
 900
 901     if( p_plugin->b_toolbar )
 902     {
 903         p_plugin->getToolbarSize( &i_control_width, &i_control_height );
 904     }
 905     else
 906     {
 907         i_control_height = i_control_width = 0;
 908     }
 909
 910 #ifdef X11_RESIZE_DEBUG
 911     XWindowAttributes attr;
 912
 913     if( event && event->type == ConfigureNotify )
 914     {
 915         fprintf( stderr, "vlcshell::Resize() ConfigureNotify %d x %d, "
 916                  "send_event ? %s\n", event->xconfigure.width,
 917                  event->xconfigure.height,
 918                  event->xconfigure.send_event ? "TRUE" : "FALSE" );
 919     }
 920 #endif /* X11_RESIZE_DEBUG */
 921
 922     if( ! p_plugin->setSize(window.width, (window.height - i_control_height)) )
 923     {
 924         /* size already set */
 925         return;
 926     }
 927
 928     i_ret = XResizeWindow( p_display, drawable,
 929                            window.width, (window.height - i_control_height) );
 930
 931 #ifdef X11_RESIZE_DEBUG
 932     fprintf( stderr,
 933              "vlcshell::Resize() XResizeWindow(owner) returned %d\n", i_ret );
 934
 935     XGetWindowAttributes ( p_display, drawable, &attr );
 936
 937     /* X is asynchronous, so the current size reported here is not
 938        necessarily the requested size as the Resize request may not
 939        yet have been handled by the plugin host */
 940     fprintf( stderr, "vlcshell::Resize() current (owner) size %d x %d\n",
 941              attr.width, attr.height );
 942 #endif /* X11_RESIZE_DEBUG */
 943
 944     XQueryTree( p_display, drawable,
 945                 &root_return, &parent_return, &children_return,
 946                 &i_nchildren );
 947
 948     if( i_nchildren > 0 )
 949     {
 950         /* XXX: Make assumptions related to the window parenting structure in
 951            vlc/modules/video_output/x11/xcommon.c */
 952         base_window = children_return[i_nchildren - 1];
 953
 954 #ifdef X11_RESIZE_DEBUG
 955         fprintf( stderr, "vlcshell::Resize() got %d children\n", i_nchildren );
 956         fprintf( stderr, "vlcshell::Resize() got base_window %p\n",
 957                  base_window );
 958 #endif /* X11_RESIZE_DEBUG */
 959
 960         i_ret = XResizeWindow( p_display, base_window,
 961                 window.width, ( window.height - i_control_height ) );
 962
 963 #ifdef X11_RESIZE_DEBUG
 964         fprintf( stderr,
 965                  "vlcshell::Resize() XResizeWindow(base) returned %d\n",
 966                  i_ret );
 967
 968         XGetWindowAttributes( p_display, base_window, &attr );
 969
 970         fprintf( stderr, "vlcshell::Resize() new size %d x %d\n",
 971                  attr.width, attr.height );
 972 #endif /* X11_RESIZE_DEBUG */
 973     }
 974 }
 975
 976 #endif /* XP_UNIX */