git.sesse.net Git - vlc/blob - modules/video_output/msw/events.c

   1 /*****************************************************************************
   2  * events.c: Windows DirectX video output events handler
   3  *****************************************************************************
   4  * Copyright (C) 2001-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24
  25 /*****************************************************************************
  26  * Preamble: This file contains the functions related to the creation of
  27  *             a window and the handling of its messages (events).
  28  *****************************************************************************/
  29 #include <errno.h>                                                 /* ENOMEM */
  30 #include <ctype.h>                                              /* tolower() */
  31
  32 #ifndef _WIN32_WINNT
  33 #   define _WIN32_WINNT 0x0500
  34 #endif
  35
  36 #ifdef HAVE_CONFIG_H
  37 # include "config.h"
  38 #endif
  39
  40 #include <vlc_common.h>
  41 #include <vlc_interface.h>
  42 #include <vlc_playlist.h>
  43 #include <vlc_vout.h>
  44
  45 #include <windows.h>
  46 #include <windowsx.h>
  47 #include <shellapi.h>
  48
  49 #ifdef MODULE_NAME_IS_vout_directx
  50 #include <ddraw.h>
  51 #endif
  52 #ifdef MODULE_NAME_IS_direct3d
  53 #include <d3d9.h>
  54 #endif
  55 #ifdef MODULE_NAME_IS_glwin32
  56 #include <GL/gl.h>
  57 #endif
  58
  59 #include "vlc_keys.h"
  60 #include "vout.h"
  61
  62 #if defined(UNDER_CE) && !defined(__PLUGIN__) /*FIXME*/
  63 #   define SHFS_SHOWSIPBUTTON 0x0004
  64 #   define SHFS_HIDESIPBUTTON 0x0008
  65 #   define MENU_HEIGHT 26
  66     BOOL SHFullScreen(HWND hwndRequester, DWORD dwState);
  67 #endif
  68
  69 /*****************************************************************************
  70  * Local prototypes.
  71  *****************************************************************************/
  72 static int  DirectXCreateWindow( vout_thread_t *p_vout );
  73 static void DirectXCloseWindow ( vout_thread_t *p_vout );
  74 static long FAR PASCAL DirectXEventProc( HWND, UINT, WPARAM, LPARAM );
  75
  76 static int Control( vout_thread_t *p_vout, int i_query, va_list args );
  77
  78 static void DirectXPopupMenu( event_thread_t *p_event, bool b_open )
  79 {
  80     playlist_t *p_playlist = pl_Yield( p_event );
  81     vlc_value_t val;
  82     val.b_bool = b_open;
  83     var_Set( p_playlist, "intf-popupmenu", val );
  84     vlc_object_release( p_playlist );
  85 }
  86
  87 static int DirectXConvertKey( int i_key );
  88
  89 /*****************************************************************************
  90  * EventThread: Create video window & handle its messages
  91  *****************************************************************************
  92  * This function creates a video window and then enters an infinite loop
  93  * that handles the messages sent to that window.
  94  * The main goal of this thread is to isolate the Win32 PeekMessage function
  95  * because this one can block for a long time.
  96  *****************************************************************************/
  97 void EventThread( event_thread_t *p_event )
  98 {
  99     MSG msg;
 100     POINT old_mouse_pos = {0,0}, mouse_pos;
 101     vlc_value_t val;
 102     int i_width, i_height, i_x, i_y;
 103     HMODULE hkernel32;
 104
 105     /* Initialisation */
 106     p_event->p_vout->pf_control = Control;
 107
 108     /* Create a window for the video */
 109     /* Creating a window under Windows also initializes the thread's event
 110      * message queue */
 111     if( DirectXCreateWindow( p_event->p_vout ) )
 112     {
 113         msg_Err( p_event, "out of memory" );
 114         p_event->b_dead = true;
 115     }
 116
 117     /* Signal the creation of the window */
 118     vlc_thread_ready( p_event );
 119
 120 #ifndef UNDER_CE
 121     /* Set power management stuff */
 122     if( (hkernel32 = GetModuleHandle( _T("KERNEL32") ) ) )
 123     {
 124         ULONG (WINAPI* OurSetThreadExecutionState)( ULONG );
 125
 126         OurSetThreadExecutionState = (ULONG (WINAPI*)( ULONG ))
 127             GetProcAddress( hkernel32, _T("SetThreadExecutionState") );
 128
 129         if( OurSetThreadExecutionState )
 130             /* Prevent monitor from powering off */
 131             OurSetThreadExecutionState( ES_DISPLAY_REQUIRED | ES_CONTINUOUS );
 132         else
 133             msg_Dbg( p_event, "no support for SetThreadExecutionState()" );
 134     }
 135 #endif
 136
 137     /* Main loop */
 138     /* GetMessage will sleep if there's no message in the queue */
 139     while( !p_event->b_die && GetMessage( &msg, 0, 0, 0 ) )
 140     {
 141         /* Check if we are asked to exit */
 142         if( p_event->b_die )
 143             break;
 144
 145         switch( msg.message )
 146         {
 147
 148         case WM_MOUSEMOVE:
 149             vout_PlacePicture( p_event->p_vout,
 150                                p_event->p_vout->p_sys->i_window_width,
 151                                p_event->p_vout->p_sys->i_window_height,
 152                                &i_x, &i_y, &i_width, &i_height );
 153
 154             if( msg.hwnd == p_event->p_vout->p_sys->hvideownd )
 155             {
 156                 /* Child window */
 157                 i_x = i_y = 0;
 158             }
 159
 160             if( i_width && i_height )
 161             {
 162                 val.i_int = ( GET_X_LPARAM(msg.lParam) - i_x ) *
 163                     p_event->p_vout->fmt_in.i_visible_width / i_width +
 164                     p_event->p_vout->fmt_in.i_x_offset;
 165                 var_Set( p_event->p_vout, "mouse-x", val );
 166                 val.i_int = ( GET_Y_LPARAM(msg.lParam) - i_y ) *
 167                     p_event->p_vout->fmt_in.i_visible_height / i_height +
 168                     p_event->p_vout->fmt_in.i_y_offset;
 169                 var_Set( p_event->p_vout, "mouse-y", val );
 170
 171                 val.b_bool = true;
 172                 var_Set( p_event->p_vout, "mouse-moved", val );
 173             }
 174
 175         case WM_NCMOUSEMOVE:
 176             GetCursorPos( &mouse_pos );
 177             if( (abs(mouse_pos.x - old_mouse_pos.x) > 2 ||
 178                 (abs(mouse_pos.y - old_mouse_pos.y)) > 2 ) )
 179             {
 180                 GetCursorPos( &old_mouse_pos );
 181                 p_event->p_vout->p_sys->i_lastmoved = mdate();
 182
 183                 if( p_event->p_vout->p_sys->b_cursor_hidden )
 184                 {
 185                     p_event->p_vout->p_sys->b_cursor_hidden = 0;
 186                     ShowCursor( TRUE );
 187                 }
 188             }
 189             break;
 190
 191         case WM_VLC_HIDE_MOUSE:
 192             if( p_event->p_vout->p_sys->b_cursor_hidden ) break;
 193             p_event->p_vout->p_sys->b_cursor_hidden = true;
 194             GetCursorPos( &old_mouse_pos );
 195             ShowCursor( FALSE );
 196             break;
 197
 198         case WM_VLC_SHOW_MOUSE:
 199             if( !p_event->p_vout->p_sys->b_cursor_hidden ) break;
 200             p_event->p_vout->p_sys->b_cursor_hidden = false;
 201             GetCursorPos( &old_mouse_pos );
 202             ShowCursor( TRUE );
 203             break;
 204
 205         case WM_LBUTTONDOWN:
 206             var_Get( p_event->p_vout, "mouse-button-down", &val );
 207             val.i_int |= 1;
 208             var_Set( p_event->p_vout, "mouse-button-down", val );
 209             DirectXPopupMenu( p_event, false );
 210             break;
 211
 212         case WM_LBUTTONUP:
 213             var_Get( p_event->p_vout, "mouse-button-down", &val );
 214             val.i_int &= ~1;
 215             var_Set( p_event->p_vout, "mouse-button-down", val );
 216
 217             val.b_bool = true;
 218             var_Set( p_event->p_vout, "mouse-clicked", val );
 219             break;
 220
 221         case WM_LBUTTONDBLCLK:
 222             p_event->p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 223             break;
 224
 225         case WM_MBUTTONDOWN:
 226             var_Get( p_event->p_vout, "mouse-button-down", &val );
 227             val.i_int |= 2;
 228             var_Set( p_event->p_vout, "mouse-button-down", val );
 229             DirectXPopupMenu( p_event, false );
 230             break;
 231
 232         case WM_MBUTTONUP:
 233             var_Get( p_event->p_vout, "mouse-button-down", &val );
 234             val.i_int &= ~2;
 235             var_Set( p_event->p_vout, "mouse-button-down", val );
 236             break;
 237
 238         case WM_RBUTTONDOWN:
 239             var_Get( p_event->p_vout, "mouse-button-down", &val );
 240             val.i_int |= 4;
 241             var_Set( p_event->p_vout, "mouse-button-down", val );
 242             DirectXPopupMenu( p_event, false );
 243             break;
 244
 245         case WM_RBUTTONUP:
 246             var_Get( p_event->p_vout, "mouse-button-down", &val );
 247             val.i_int &= ~4;
 248             var_Set( p_event->p_vout, "mouse-button-down", val );
 249             DirectXPopupMenu( p_event, true );
 250             break;
 251
 252         case WM_KEYDOWN:
 253         case WM_SYSKEYDOWN:
 254             /* The key events are first processed here and not translated
 255              * into WM_CHAR events because we need to know the status of the
 256              * modifier keys. */
 257             val.i_int = DirectXConvertKey( msg.wParam );
 258             if( !val.i_int )
 259             {
 260                 /* This appears to be a "normal" (ascii) key */
 261                 val.i_int = tolower( MapVirtualKey( msg.wParam, 2 ) );
 262             }
 263
 264             if( val.i_int )
 265             {
 266                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 267                 {
 268                     val.i_int |= KEY_MODIFIER_CTRL;
 269                 }
 270                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 271                 {
 272                     val.i_int |= KEY_MODIFIER_SHIFT;
 273                 }
 274                 if( GetKeyState(VK_MENU) & 0x8000 )
 275                 {
 276                     val.i_int |= KEY_MODIFIER_ALT;
 277                 }
 278
 279                 var_Set( p_event->p_libvlc, "key-pressed", val );
 280             }
 281             break;
 282
 283         case WM_MOUSEWHEEL:
 284             if( GET_WHEEL_DELTA_WPARAM( msg.wParam ) > 0 )
 285             {
 286                 val.i_int = KEY_MOUSEWHEELUP;
 287             }
 288             else
 289             {
 290                 val.i_int = KEY_MOUSEWHEELDOWN;
 291             }
 292             if( val.i_int )
 293             {
 294                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 295                 {
 296                     val.i_int |= KEY_MODIFIER_CTRL;
 297                 }
 298                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 299                 {
 300                     val.i_int |= KEY_MODIFIER_SHIFT;
 301                 }
 302                 if( GetKeyState(VK_MENU) & 0x8000 )
 303                 {
 304                     val.i_int |= KEY_MODIFIER_ALT;
 305                 }
 306
 307                 var_Set( p_event->p_libvlc, "key-pressed", val );
 308             }
 309             break;
 310
 311         case WM_VLC_CHANGE_TEXT:
 312             var_Get( p_event->p_vout, "video-title", &val );
 313             if( !val.psz_string || !*val.psz_string ) /* Default video title */
 314             {
 315                 free( val.psz_string );
 316
 317 #ifdef MODULE_NAME_IS_wingdi
 318                 val.psz_string = strdup( VOUT_TITLE " (WinGDI output)" );
 319 #endif
 320 #ifdef MODULE_NAME_IS_wingapi
 321                 val.psz_string = strdup( VOUT_TITLE " (WinGAPI output)" );
 322 #endif
 323 #ifdef MODULE_NAME_IS_glwin32
 324                 val.psz_string = strdup( VOUT_TITLE " (OpenGL output)" );
 325 #endif
 326 #ifdef MODULE_NAME_IS_direct3d
 327                 val.psz_string = strdup( VOUT_TITLE " (Direct3D output)" );
 328 #endif
 329 #ifdef MODULE_NAME_IS_vout_directx
 330                 if( p_event->p_vout->p_sys->b_using_overlay ) val.psz_string =
 331                     strdup( VOUT_TITLE " (hardware YUV overlay DirectX output)" );
 332                 else if( p_event->p_vout->p_sys->b_hw_yuv ) val.psz_string =
 333                     strdup( VOUT_TITLE " (hardware YUV DirectX output)" );
 334                 else val.psz_string =
 335                     strdup( VOUT_TITLE " (software RGB DirectX output)" );
 336 #endif
 337             }
 338
 339 #ifdef UNICODE
 340             {
 341                 wchar_t *psz_title = malloc( strlen(val.psz_string) * 2 + 2 );
 342                 if( psz_title )
 343                 {
 344                     mbstowcs( psz_title, val.psz_string, strlen(val.psz_string)*2);
 345                     psz_title[strlen(val.psz_string)] = 0;
 346                     free( val.psz_string ); val.psz_string = (char *)psz_title;
 347                 }
 348             }
 349 #endif
 350
 351             SetWindowText( p_event->p_vout->p_sys->hwnd,
 352                            (LPCTSTR)val.psz_string );
 353             if( p_event->p_vout->p_sys->hfswnd )
 354                 SetWindowText( p_event->p_vout->p_sys->hfswnd,
 355                                (LPCTSTR)val.psz_string );
 356             free( val.psz_string );
 357             break;
 358
 359         default:
 360             /* Messages we don't handle directly are dispatched to the
 361              * window procedure */
 362             TranslateMessage(&msg);
 363             DispatchMessage(&msg);
 364             break;
 365
 366         } /* End Switch */
 367
 368     } /* End Main loop */
 369
 370     /* Check for WM_QUIT if we created the window */
 371     if( !p_event->p_vout->p_sys->hparent && msg.message == WM_QUIT )
 372     {
 373         msg_Warn( p_event, "WM_QUIT... should not happen!!" );
 374         p_event->p_vout->p_sys->hwnd = NULL; /* Window already destroyed */
 375     }
 376
 377     msg_Dbg( p_event, "DirectXEventThread terminating" );
 378
 379     /* clear the changes formerly signaled */
 380     p_event->p_vout->p_sys->i_changes = 0;
 381
 382     DirectXCloseWindow( p_event->p_vout );
 383 }
 384
 385
 386 /* following functions are local */
 387
 388 /*****************************************************************************
 389  * DirectXCreateWindow: create a window for the video.
 390  *****************************************************************************
 391  * Before creating a direct draw surface, we need to create a window in which
 392  * the video will be displayed. This window will also allow us to capture the
 393  * events.
 394  *****************************************************************************/
 395 static int DirectXCreateWindow( vout_thread_t *p_vout )
 396 {
 397     HINSTANCE  hInstance;
 398     HMENU      hMenu;
 399     RECT       rect_window;
 400     WNDCLASS   wc;                            /* window class components */
 401     HICON      vlc_icon = NULL;
 402     char       vlc_path[MAX_PATH+1];
 403     int        i_style, i_stylex;
 404
 405     msg_Dbg( p_vout, "DirectXCreateWindow" );
 406
 407     /* Get this module's instance */
 408     hInstance = GetModuleHandle(NULL);
 409
 410     /* If an external window was specified, we'll draw in it. */
 411     p_vout->p_sys->hparent =
 412         vout_RequestWindow( p_vout, &p_vout->p_sys->i_window_x,
 413                             &p_vout->p_sys->i_window_y,
 414                             &p_vout->p_sys->i_window_width,
 415                             &p_vout->p_sys->i_window_height );
 416
 417     /* We create the window ourself, there is no previous window proc. */
 418     p_vout->p_sys->pf_wndproc = NULL;
 419
 420     /* Get the Icon from the main app */
 421     vlc_icon = NULL;
 422 #ifndef UNDER_CE
 423     if( GetModuleFileName( NULL, vlc_path, MAX_PATH ) )
 424     {
 425         vlc_icon = ExtractIcon( hInstance, vlc_path, 0 );
 426     }
 427 #endif
 428
 429     /* Fill in the window class structure */
 430     wc.style         = CS_OWNDC|CS_DBLCLKS;          /* style: dbl click */
 431     wc.lpfnWndProc   = (WNDPROC)DirectXEventProc;       /* event handler */
 432     wc.cbClsExtra    = 0;                         /* no extra class data */
 433     wc.cbWndExtra    = 0;                        /* no extra window data */
 434     wc.hInstance     = hInstance;                            /* instance */
 435     wc.hIcon         = vlc_icon;                /* load the vlc big icon */
 436     wc.hCursor       = LoadCursor(NULL, IDC_ARROW);    /* default cursor */
 437     wc.hbrBackground = GetStockObject(BLACK_BRUSH);  /* background color */
 438     wc.lpszMenuName  = NULL;                                  /* no menu */
 439     wc.lpszClassName = _T("VLC DirectX");         /* use a special class */
 440
 441     /* Register the window class */
 442     if( !RegisterClass(&wc) )
 443     {
 444         WNDCLASS wndclass;
 445
 446         if( vlc_icon ) DestroyIcon( vlc_icon );
 447
 448         /* Check why it failed. If it's because one already exists
 449          * then fine, otherwise return with an error. */
 450         if( !GetClassInfo( hInstance, _T("VLC DirectX"), &wndclass ) )
 451         {
 452             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 453             return VLC_EGENERIC;
 454         }
 455     }
 456
 457     /* Register the video sub-window class */
 458     wc.lpszClassName = _T("VLC DirectX video"); wc.hIcon = 0;
 459     wc.hbrBackground = NULL; /* no background color */
 460     if( !RegisterClass(&wc) )
 461     {
 462         WNDCLASS wndclass;
 463
 464         /* Check why it failed. If it's because one already exists
 465          * then fine, otherwise return with an error. */
 466         if( !GetClassInfo( hInstance, _T("VLC DirectX video"), &wndclass ) )
 467         {
 468             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 469             return VLC_EGENERIC;
 470         }
 471     }
 472
 473     /* When you create a window you give the dimensions you wish it to
 474      * have. Unfortunatly these dimensions will include the borders and
 475      * titlebar. We use the following function to find out the size of
 476      * the window corresponding to the useable surface we want */
 477     rect_window.top    = 10;
 478     rect_window.left   = 10;
 479     rect_window.right  = rect_window.left + p_vout->p_sys->i_window_width;
 480     rect_window.bottom = rect_window.top + p_vout->p_sys->i_window_height;
 481
 482     if( var_GetBool( p_vout, "video-deco" ) )
 483     {
 484         /* Open with window decoration */
 485         AdjustWindowRect( &rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0 );
 486         i_style = WS_OVERLAPPEDWINDOW|WS_SIZEBOX|WS_VISIBLE|WS_CLIPCHILDREN;
 487         i_stylex = 0;
 488     }
 489     else
 490     {
 491         /* No window decoration */
 492         AdjustWindowRect( &rect_window, WS_POPUP, 0 );
 493         i_style = WS_POPUP|WS_VISIBLE|WS_CLIPCHILDREN;
 494         i_stylex = 0; // WS_EX_TOOLWINDOW; Is TOOLWINDOW really needed ?
 495                       // It messes up the fullscreen window.
 496     }
 497
 498     if( p_vout->p_sys->hparent )
 499     {
 500         i_style = WS_VISIBLE|WS_CLIPCHILDREN|WS_CHILD;
 501         i_stylex = 0;
 502     }
 503
 504     p_vout->p_sys->i_window_style = i_style;
 505
 506     /* Create the window */
 507     p_vout->p_sys->hwnd =
 508         CreateWindowEx( WS_EX_NOPARENTNOTIFY | i_stylex,
 509                     _T("VLC DirectX"),               /* name of window class */
 510                     _T(VOUT_TITLE) _T(" (DirectX Output)"),  /* window title */
 511                     i_style,                                 /* window style */
 512                     (p_vout->p_sys->i_window_x < 0) ? CW_USEDEFAULT :
 513                         (UINT)p_vout->p_sys->i_window_x,   /* default X coordinate */
 514                     (p_vout->p_sys->i_window_y < 0) ? CW_USEDEFAULT :
 515                         (UINT)p_vout->p_sys->i_window_y,   /* default Y coordinate */
 516                     rect_window.right - rect_window.left,    /* window width */
 517                     rect_window.bottom - rect_window.top,   /* window height */
 518                     p_vout->p_sys->hparent,                 /* parent window */
 519                     NULL,                          /* no menu in this window */
 520                     hInstance,            /* handle of this program instance */
 521                     (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 522
 523     if( !p_vout->p_sys->hwnd )
 524     {
 525         msg_Warn( p_vout, "DirectXCreateWindow create window FAILED (err=%lu)", GetLastError() );
 526         return VLC_EGENERIC;
 527     }
 528
 529     if( p_vout->p_sys->hparent )
 530     {
 531         LONG i_style;
 532
 533         /* We don't want the window owner to overwrite our client area */
 534         i_style = GetWindowLong( p_vout->p_sys->hparent, GWL_STYLE );
 535
 536         if( !(i_style & WS_CLIPCHILDREN) )
 537             /* Hmmm, apparently this is a blocking call... */
 538             SetWindowLong( p_vout->p_sys->hparent, GWL_STYLE,
 539                            i_style | WS_CLIPCHILDREN );
 540
 541         /* Create our fullscreen window */
 542         p_vout->p_sys->hfswnd =
 543             CreateWindowEx( WS_EX_APPWINDOW, _T("VLC DirectX"),
 544                             _T(VOUT_TITLE) _T(" (DirectX Output)"),
 545                             WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|WS_SIZEBOX,
 546                             CW_USEDEFAULT, CW_USEDEFAULT,
 547                             CW_USEDEFAULT, CW_USEDEFAULT,
 548                             NULL, NULL, hInstance, NULL );
 549     }
 550
 551     /* Append a "Always On Top" entry in the system menu */
 552     hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 553     AppendMenu( hMenu, MF_SEPARATOR, 0, _T("") );
 554     AppendMenu( hMenu, MF_STRING | MF_UNCHECKED,
 555                        IDM_TOGGLE_ON_TOP, _T("Always on &Top") );
 556
 557     /* Create video sub-window. This sub window will always exactly match
 558      * the size of the video, which allows us to use crazy overlay colorkeys
 559      * without having them shown outside of the video area. */
 560     p_vout->p_sys->hvideownd =
 561     CreateWindow( _T("VLC DirectX video"), _T(""),   /* window class */
 562         WS_CHILD,                   /* window style, not visible initially */
 563         0, 0,
 564         p_vout->render.i_width,         /* default width */
 565         p_vout->render.i_height,        /* default height */
 566         p_vout->p_sys->hwnd,                    /* parent window */
 567         NULL, hInstance,
 568         (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 569
 570     if( !p_vout->p_sys->hvideownd )
 571         msg_Warn( p_vout, "can't create video sub-window" );
 572     else
 573         msg_Dbg( p_vout, "created video sub-window" );
 574
 575     /* Now display the window */
 576     ShowWindow( p_vout->p_sys->hwnd, SW_SHOW );
 577
 578     return VLC_SUCCESS;
 579 }
 580
 581 /*****************************************************************************
 582  * DirectXCloseWindow: close the window created by DirectXCreateWindow
 583  *****************************************************************************
 584  * This function returns all resources allocated by DirectXCreateWindow.
 585  *****************************************************************************/
 586 static void DirectXCloseWindow( vout_thread_t *p_vout )
 587 {
 588     msg_Dbg( p_vout, "DirectXCloseWindow" );
 589
 590     DestroyWindow( p_vout->p_sys->hwnd );
 591     if( p_vout->p_sys->hfswnd ) DestroyWindow( p_vout->p_sys->hfswnd );
 592
 593     if( p_vout->p_sys->hparent )
 594         vout_ReleaseWindow( p_vout, (void *)p_vout->p_sys->hparent );
 595
 596     p_vout->p_sys->hwnd = NULL;
 597
 598     /* We don't unregister the Window Class because it could lead to race
 599      * conditions and it will be done anyway by the system when the app will
 600      * exit */
 601 }
 602
 603 /*****************************************************************************
 604  * UpdateRects: update clipping rectangles
 605  *****************************************************************************
 606  * This function is called when the window position or size are changed, and
 607  * its job is to update the source and destination RECTs used to display the
 608  * picture.
 609  *****************************************************************************/
 610 void UpdateRects( vout_thread_t *p_vout, bool b_force )
 611 {
 612 #define rect_src p_vout->p_sys->rect_src
 613 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 614 #define rect_dest p_vout->p_sys->rect_dest
 615 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 616
 617     int i_width, i_height, i_x, i_y;
 618
 619     RECT  rect;
 620     POINT point;
 621
 622     /* Retrieve the window size */
 623     GetClientRect( p_vout->p_sys->hwnd, &rect );
 624
 625     /* Retrieve the window position */
 626     point.x = point.y = 0;
 627     ClientToScreen( p_vout->p_sys->hwnd, &point );
 628
 629     /* If nothing changed, we can return */
 630     if( !b_force
 631          && p_vout->p_sys->i_window_width == rect.right
 632          && p_vout->p_sys->i_window_height == rect.bottom
 633          && p_vout->p_sys->i_window_x == point.x
 634          && p_vout->p_sys->i_window_y == point.y )
 635     {
 636         return;
 637     }
 638
 639     /* Update the window position and size */
 640     p_vout->p_sys->i_window_x = point.x;
 641     p_vout->p_sys->i_window_y = point.y;
 642     p_vout->p_sys->i_window_width = rect.right;
 643     p_vout->p_sys->i_window_height = rect.bottom;
 644
 645     vout_PlacePicture( p_vout, rect.right, rect.bottom,
 646                        &i_x, &i_y, &i_width, &i_height );
 647
 648     if( p_vout->p_sys->hvideownd )
 649         SetWindowPos( p_vout->p_sys->hvideownd, 0,
 650                       i_x, i_y, i_width, i_height,
 651                       SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
 652
 653     /* Destination image position and dimensions */
 654     rect_dest.left = point.x + i_x;
 655     rect_dest.right = rect_dest.left + i_width;
 656     rect_dest.top = point.y + i_y;
 657     rect_dest.bottom = rect_dest.top + i_height;
 658
 659 #ifdef MODULE_NAME_IS_vout_directx
 660     /* Apply overlay hardware constraints */
 661     if( p_vout->p_sys->b_using_overlay )
 662     {
 663         if( p_vout->p_sys->i_align_dest_boundary )
 664             rect_dest.left = ( rect_dest.left +
 665                 p_vout->p_sys->i_align_dest_boundary / 2 ) &
 666                 ~p_vout->p_sys->i_align_dest_boundary;
 667
 668         if( p_vout->p_sys->i_align_dest_size )
 669             rect_dest.right = (( rect_dest.right - rect_dest.left +
 670                 p_vout->p_sys->i_align_dest_size / 2 ) &
 671                 ~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
 672     }
 673
 674     /* UpdateOverlay directdraw function doesn't automatically clip to the
 675      * display size so we need to do it otherwise it will fail */
 676
 677     /* Clip the destination window */
 678     if( !IntersectRect( &rect_dest_clipped, &rect_dest,
 679                         &p_vout->p_sys->rect_display ) )
 680     {
 681         SetRectEmpty( &rect_src_clipped );
 682         return;
 683     }
 684
 685 #if 0
 686     msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
 687                      " %i,%i,%i,%i",
 688                      rect_dest_clipped.left, rect_dest_clipped.top,
 689                      rect_dest_clipped.right, rect_dest_clipped.bottom );
 690 #endif
 691
 692 #else /* MODULE_NAME_IS_vout_directx */
 693
 694     /* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
 695     rect_dest_clipped = rect_dest;
 696
 697 #endif
 698
 699     /* the 2 following lines are to fix a bug when clicking on the desktop */
 700     if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
 701         (rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
 702     {
 703         SetRectEmpty( &rect_src_clipped );
 704         return;
 705     }
 706
 707     /* src image dimensions */
 708     rect_src.left = 0;
 709     rect_src.top = 0;
 710     rect_src.right = p_vout->render.i_width;
 711     rect_src.bottom = p_vout->render.i_height;
 712
 713     /* Clip the source image */
 714     rect_src_clipped.left = p_vout->fmt_out.i_x_offset +
 715       (rect_dest_clipped.left - rect_dest.left) *
 716       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 717     rect_src_clipped.right = p_vout->fmt_out.i_x_offset +
 718       p_vout->fmt_out.i_visible_width -
 719       (rect_dest.right - rect_dest_clipped.right) *
 720       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 721     rect_src_clipped.top = p_vout->fmt_out.i_y_offset +
 722       (rect_dest_clipped.top - rect_dest.top) *
 723       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 724     rect_src_clipped.bottom = p_vout->fmt_out.i_y_offset +
 725       p_vout->fmt_out.i_visible_height -
 726       (rect_dest.bottom - rect_dest_clipped.bottom) *
 727       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 728
 729 #ifdef MODULE_NAME_IS_vout_directx
 730     /* Apply overlay hardware constraints */
 731     if( p_vout->p_sys->b_using_overlay )
 732     {
 733         if( p_vout->p_sys->i_align_src_boundary )
 734             rect_src_clipped.left = ( rect_src_clipped.left +
 735                 p_vout->p_sys->i_align_src_boundary / 2 ) &
 736                 ~p_vout->p_sys->i_align_src_boundary;
 737
 738         if( p_vout->p_sys->i_align_src_size )
 739             rect_src_clipped.right = (( rect_src_clipped.right -
 740                 rect_src_clipped.left +
 741                 p_vout->p_sys->i_align_src_size / 2 ) &
 742                 ~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left;
 743     }
 744 #endif
 745
 746 #if 0
 747     msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped"
 748                      " coords: %i,%i,%i,%i",
 749                      rect_src_clipped.left, rect_src_clipped.top,
 750                      rect_src_clipped.right, rect_src_clipped.bottom );
 751 #endif
 752
 753 #ifdef MODULE_NAME_IS_vout_directx
 754     /* The destination coordinates need to be relative to the current
 755      * directdraw primary surface (display) */
 756     rect_dest_clipped.left -= p_vout->p_sys->rect_display.left;
 757     rect_dest_clipped.right -= p_vout->p_sys->rect_display.left;
 758     rect_dest_clipped.top -= p_vout->p_sys->rect_display.top;
 759     rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top;
 760
 761     if( p_vout->p_sys->b_using_overlay )
 762         DirectDrawUpdateOverlay( p_vout );
 763 #endif
 764
 765     /* Signal the change in size/position */
 766     p_vout->p_sys->i_changes |= DX_POSITION_CHANGE;
 767
 768 #undef rect_src
 769 #undef rect_src_clipped
 770 #undef rect_dest
 771 #undef rect_dest_clipped
 772 }
 773
 774 /*****************************************************************************
 775  * DirectXEventProc: This is the window event processing function.
 776  *****************************************************************************
 777  * On Windows, when you create a window you have to attach an event processing
 778  * function to it. The aim of this function is to manage "Queued Messages" and
 779  * "Nonqueued Messages".
 780  * Queued Messages are those picked up and retransmitted by vout_Manage
 781  * (using the GetMessage and DispatchMessage functions).
 782  * Nonqueued Messages are those that Windows will send directly to this
 783  * procedure (like WM_DESTROY, WM_WINDOWPOSCHANGED...)
 784  *****************************************************************************/
 785 static long FAR PASCAL DirectXEventProc( HWND hwnd, UINT message,
 786                                          WPARAM wParam, LPARAM lParam )
 787 {
 788     vout_thread_t *p_vout;
 789
 790     if( message == WM_CREATE )
 791     {
 792         /* Store p_vout for future use */
 793         p_vout = (vout_thread_t *)((CREATESTRUCT *)lParam)->lpCreateParams;
 794         SetWindowLongPtr( hwnd, GWLP_USERDATA, (LONG_PTR)p_vout );
 795         return TRUE;
 796     }
 797     else
 798     {
 799         p_vout = (vout_thread_t *)GetWindowLongPtr( hwnd, GWLP_USERDATA );
 800         if( !p_vout )
 801         {
 802             /* Hmmm mozilla does manage somehow to save the pointer to our
 803              * windowproc and still calls it after the vout has been closed. */
 804             return DefWindowProc(hwnd, message, wParam, lParam);
 805         }
 806     }
 807
 808 #ifndef UNDER_CE
 809     /* Catch the screensaver and the monitor turn-off */
 810     if( message == WM_SYSCOMMAND &&
 811         ( (wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER ) )
 812     {
 813         //if( p_vout ) msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND screensaver" );
 814         return 0; /* this stops them from happening */
 815     }
 816 #endif
 817
 818     if( hwnd == p_vout->p_sys->hvideownd )
 819     {
 820         switch( message )
 821         {
 822 #ifdef MODULE_NAME_IS_vout_directx
 823         case WM_ERASEBKGND:
 824         /* For overlay, we need to erase background */
 825             return !p_vout->p_sys->b_using_overlay ?
 826                 1 : DefWindowProc(hwnd, message, wParam, lParam);
 827         case WM_PAINT:
 828         /*
 829         ** For overlay, DefWindowProc() will erase dirty regions
 830         ** with colorkey.
 831         ** For non-overlay, vout will paint the whole window at
 832         ** regular interval, therefore dirty regions can be ignored
 833         ** to minimize repaint.
 834         */
 835             if( !p_vout->p_sys->b_using_overlay )
 836             {
 837                 ValidateRect(hwnd, NULL);
 838             }
 839             // fall through to default
 840 #else
 841         /*
 842         ** For OpenGL and Direct3D, vout will update the whole
 843         ** window at regular interval, therefore dirty region
 844         ** can be ignored to minimize repaint.
 845         */
 846         case WM_ERASEBKGND:
 847             /* nothing to erase */
 848             return 1;
 849         case WM_PAINT:
 850             /* nothing to repaint */
 851             ValidateRect(hwnd, NULL);
 852             // fall through
 853 #endif
 854         default:
 855             return DefWindowProc(hwnd, message, wParam, lParam);
 856         }
 857     }
 858
 859     switch( message )
 860     {
 861
 862     case WM_WINDOWPOSCHANGED:
 863         UpdateRects( p_vout, true );
 864         return 0;
 865
 866     /* the user wants to close the window */
 867     case WM_CLOSE:
 868     {
 869         playlist_t * p_playlist = pl_Yield( p_vout );
 870         playlist_Stop( p_playlist );
 871         vlc_object_release( p_playlist );
 872         return 0;
 873     }
 874
 875     /* the window has been closed so shut down everything now */
 876     case WM_DESTROY:
 877         msg_Dbg( p_vout, "WinProc WM_DESTROY" );
 878         /* just destroy the window */
 879         PostQuitMessage( 0 );
 880         return 0;
 881
 882     case WM_SYSCOMMAND:
 883         switch (wParam)
 884         {
 885             case IDM_TOGGLE_ON_TOP:            /* toggle the "on top" status */
 886             {
 887                 vlc_value_t val;
 888                 msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND: IDM_TOGGLE_ON_TOP");
 889
 890                 /* Change the current value */
 891                 var_Get( p_vout, "video-on-top", &val );
 892                 val.b_bool = !val.b_bool;
 893                 var_Set( p_vout, "video-on-top", val );
 894                 return 0;
 895             }
 896         }
 897         break;
 898
 899     case WM_PAINT:
 900     case WM_NCPAINT:
 901     case WM_ERASEBKGND:
 902         return DefWindowProc(hwnd, message, wParam, lParam);
 903
 904     case WM_KILLFOCUS:
 905 #ifdef MODULE_NAME_IS_wingapi
 906         p_vout->p_sys->b_focus = false;
 907         if( !p_vout->p_sys->b_parent_focus ) GXSuspend();
 908 #endif
 909 #ifdef UNDER_CE
 910         if( hWnd == p_vout->p_sys->hfswnd )
 911         {
 912             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 913             ShowWindow( htbar, SW_SHOW );
 914         }
 915
 916         if( !p_vout->p_sys->hparent ||
 917             hWnd == p_vout->p_sys->hfswnd )
 918         {
 919             SHFullScreen( hWnd, SHFS_SHOWSIPBUTTON );
 920         }
 921 #endif
 922         return 0;
 923
 924     case WM_SETFOCUS:
 925 #ifdef MODULE_NAME_IS_wingapi
 926         p_vout->p_sys->b_focus = true;
 927         GXResume();
 928 #endif
 929 #ifdef UNDER_CE
 930         if( p_vout->p_sys->hparent &&
 931             hWnd != p_vout->p_sys->hfswnd && p_vout->b_fullscreen )
 932             p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 933
 934         if( hWnd == p_vout->p_sys->hfswnd )
 935         {
 936             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 937             ShowWindow( htbar, SW_HIDE );
 938         }
 939
 940         if( !p_vout->p_sys->hparent ||
 941             hWnd == p_vout->p_sys->hfswnd )
 942         {
 943             SHFullScreen( hWnd, SHFS_HIDESIPBUTTON );
 944         }
 945 #endif
 946         return 0;
 947
 948     default:
 949         //msg_Dbg( p_vout, "WinProc WM Default %i", message );
 950         break;
 951     }
 952
 953     /* Let windows handle the message */
 954     return DefWindowProc(hwnd, message, wParam, lParam);
 955 }
 956
 957 static struct
 958 {
 959     int i_dxkey;
 960     int i_vlckey;
 961
 962 } dxkeys_to_vlckeys[] =
 963 {
 964     { VK_F1, KEY_F1 }, { VK_F2, KEY_F2 }, { VK_F3, KEY_F3 }, { VK_F4, KEY_F4 },
 965     { VK_F5, KEY_F5 }, { VK_F6, KEY_F6 }, { VK_F7, KEY_F7 }, { VK_F8, KEY_F8 },
 966     { VK_F9, KEY_F9 }, { VK_F10, KEY_F10 }, { VK_F11, KEY_F11 },
 967     { VK_F12, KEY_F12 },
 968
 969     { VK_RETURN, KEY_ENTER },
 970     { VK_SPACE, KEY_SPACE },
 971     { VK_ESCAPE, KEY_ESC },
 972
 973     { VK_LEFT, KEY_LEFT },
 974     { VK_RIGHT, KEY_RIGHT },
 975     { VK_UP, KEY_UP },
 976     { VK_DOWN, KEY_DOWN },
 977
 978     { VK_HOME, KEY_HOME },
 979     { VK_END, KEY_END },
 980     { VK_PRIOR, KEY_PAGEUP },
 981     { VK_NEXT, KEY_PAGEDOWN },
 982
 983     { VK_INSERT, KEY_INSERT },
 984     { VK_DELETE, KEY_DELETE },
 985
 986     { VK_CONTROL, 0 },
 987     { VK_SHIFT, 0 },
 988     { VK_MENU, 0 },
 989
 990     { VK_BROWSER_BACK, KEY_BROWSER_BACK },
 991     { VK_BROWSER_FORWARD, KEY_BROWSER_FORWARD },
 992     { VK_BROWSER_REFRESH, KEY_BROWSER_REFRESH },
 993     { VK_BROWSER_STOP, KEY_BROWSER_STOP },
 994     { VK_BROWSER_SEARCH, KEY_BROWSER_SEARCH },
 995     { VK_BROWSER_FAVORITES, KEY_BROWSER_FAVORITES },
 996     { VK_BROWSER_HOME, KEY_BROWSER_HOME },
 997     { VK_VOLUME_MUTE, KEY_VOLUME_MUTE },
 998     { VK_VOLUME_DOWN, KEY_VOLUME_DOWN },
 999     { VK_VOLUME_UP, KEY_VOLUME_UP },
1000     { VK_MEDIA_NEXT_TRACK, KEY_MEDIA_NEXT_TRACK },
1001     { VK_MEDIA_PREV_TRACK, KEY_MEDIA_PREV_TRACK },
1002     { VK_MEDIA_STOP, KEY_MEDIA_STOP },
1003     { VK_MEDIA_PLAY_PAUSE, KEY_MEDIA_PLAY_PAUSE },
1004
1005     { 0, 0 }
1006 };
1007
1008 static int DirectXConvertKey( int i_key )
1009 {
1010     int i;
1011
1012     for( i = 0; dxkeys_to_vlckeys[i].i_dxkey != 0; i++ )
1013     {
1014         if( dxkeys_to_vlckeys[i].i_dxkey == i_key )
1015         {
1016             return dxkeys_to_vlckeys[i].i_vlckey;
1017         }
1018     }
1019
1020     return 0;
1021 }
1022
1023 /*****************************************************************************
1024  * Control: control facility for the vout
1025  *****************************************************************************/
1026 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
1027 {
1028     unsigned int *pi_width, *pi_height;
1029     RECT rect_window;
1030     POINT point;
1031
1032     switch( i_query )
1033     {
1034     case VOUT_GET_SIZE:
1035         if( p_vout->p_sys->hparent )
1036             return vout_ControlWindow( p_vout,
1037                     (void *)p_vout->p_sys->hparent, i_query, args );
1038
1039         pi_width  = va_arg( args, unsigned int * );
1040         pi_height = va_arg( args, unsigned int * );
1041
1042         GetClientRect( p_vout->p_sys->hwnd, &rect_window );
1043
1044         *pi_width  = rect_window.right - rect_window.left;
1045         *pi_height = rect_window.bottom - rect_window.top;
1046         return VLC_SUCCESS;
1047
1048     case VOUT_SET_SIZE:
1049         if( p_vout->p_sys->hparent )
1050             return vout_ControlWindow( p_vout,
1051                     (void *)p_vout->p_sys->hparent, i_query, args );
1052
1053         /* Update dimensions */
1054         rect_window.top = rect_window.left = 0;
1055         rect_window.right  = va_arg( args, unsigned int );
1056         rect_window.bottom = va_arg( args, unsigned int );
1057         if( !rect_window.right ) rect_window.right = p_vout->i_window_width;
1058         if( !rect_window.bottom ) rect_window.bottom = p_vout->i_window_height;
1059         AdjustWindowRect( &rect_window, p_vout->p_sys->i_window_style, 0 );
1060
1061         SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1062                       rect_window.right - rect_window.left,
1063                       rect_window.bottom - rect_window.top, SWP_NOMOVE );
1064
1065         return VLC_SUCCESS;
1066
1067     case VOUT_CLOSE:
1068         ShowWindow( p_vout->p_sys->hwnd, SW_HIDE );
1069     case VOUT_REPARENT:
1070         /* Retrieve the window position */
1071         point.x = point.y = 0;
1072         ClientToScreen( p_vout->p_sys->hwnd, &point );
1073
1074         HWND d = 0;
1075
1076         if( i_query == VOUT_REPARENT ) d = (HWND)va_arg( args, int );
1077         if( !d )
1078         {
1079             vlc_mutex_lock( &p_vout->p_sys->lock );
1080             p_vout->p_sys->hparent = 0;
1081             vlc_mutex_unlock( &p_vout->p_sys->lock );
1082             SetParent( p_vout->p_sys->hwnd, 0 );
1083             p_vout->p_sys->i_window_style =
1084                 WS_CLIPCHILDREN | WS_OVERLAPPEDWINDOW | WS_SIZEBOX;
1085             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1086                            p_vout->p_sys->i_window_style |
1087                            (i_query == VOUT_CLOSE ? 0 : WS_VISIBLE) );
1088             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1089             SetWindowPos( p_vout->p_sys->hwnd, 0, point.x, point.y, 0, 0,
1090                           SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED );
1091         }
1092         else
1093         {
1094             vlc_mutex_lock( &p_vout->p_sys->lock );
1095             p_vout->p_sys->hparent = d;
1096             vlc_mutex_unlock( &p_vout->p_sys->lock );
1097
1098             SetParent( p_vout->p_sys->hwnd, d );
1099             p_vout->p_sys->i_window_style = WS_CLIPCHILDREN;
1100             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1101                            p_vout->p_sys->i_window_style |
1102                            (i_query == VOUT_CLOSE ? 0 : WS_VISIBLE) );
1103             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1104
1105             /* Retrieve the parent size */
1106             RECT  rect;
1107             GetClientRect( d, &rect );
1108             SetWindowPos( p_vout->p_sys->hwnd, d, point.x, point.y, rect.right, rect.bottom,
1109                           SWP_FRAMECHANGED );
1110         }
1111
1112         return vout_vaControlDefault( p_vout, i_query, args );
1113
1114     case VOUT_SET_STAY_ON_TOP:
1115         if( p_vout->p_sys->hparent && !var_GetBool( p_vout, "fullscreen" ) )
1116             return vout_ControlWindow( p_vout,
1117                     (void *)p_vout->p_sys->hparent, i_query, args );
1118
1119         p_vout->p_sys->b_on_top_change = true;
1120         return VLC_SUCCESS;
1121
1122 #ifdef MODULE_NAME_IS_wingapi
1123     case VOUT_SET_FOCUS:
1124         b_bool = (bool) va_arg( args, int );
1125         p_vout->p_sys->b_parent_focus = b_bool;
1126         if( b_bool ) GXResume();
1127         else if( !p_vout->p_sys->b_focus ) GXSuspend();
1128         return VLC_SUCCESS;
1129 #endif
1130
1131     default:
1132         return vout_vaControlDefault( p_vout, i_query, args );
1133     }
1134 }
1135
1136
1137 /* Internal wrapper over GetWindowPlacement / SetWindowPlacement */
1138 static void SetWindowState(HWND hwnd, int nShowCmd)
1139 {
1140     WINDOWPLACEMENT window_placement;
1141     window_placement.length = sizeof(WINDOWPLACEMENT);
1142     GetWindowPlacement( hwnd, &window_placement );
1143     window_placement.showCmd = nShowCmd;
1144     SetWindowPlacement( hwnd, &window_placement );
1145     SetWindowPos( hwnd, 0, 0, 0, 0, 0,
1146         SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED);
1147 }
1148
1149 /* Internal wrapper to call vout_ControlWindow for hparent */
1150 static void ControlParentWindow( vout_thread_t *p_vout, int i_query, ... )
1151 {
1152     va_list args;
1153     va_start( args, i_query );
1154     vout_ControlWindow( p_vout,
1155         (void *)p_vout->p_sys->hparent, i_query, args );
1156     va_end( args );
1157 }
1158
1159 void Win32ToggleFullscreen( vout_thread_t *p_vout )
1160 {
1161     HWND hwnd = (p_vout->p_sys->hparent && p_vout->p_sys->hfswnd) ?
1162         p_vout->p_sys->hfswnd : p_vout->p_sys->hwnd;
1163
1164     p_vout->b_fullscreen = ! p_vout->b_fullscreen;
1165
1166     if( p_vout->b_fullscreen )
1167     {
1168         msg_Dbg( p_vout, "entering fullscreen mode" );
1169         /* Change window style, no borders and no title bar */
1170         int i_style = WS_CLIPCHILDREN | WS_VISIBLE;
1171         SetWindowLong( hwnd, GWL_STYLE, i_style );
1172
1173         if( p_vout->p_sys->hparent )
1174         {
1175             /* Retrieve current window position so fullscreen will happen
1176             * on the right screen */
1177             POINT point = {0,0};
1178             RECT rect;
1179             ClientToScreen( p_vout->p_sys->hwnd, &point );
1180             GetClientRect( p_vout->p_sys->hwnd, &rect );
1181             SetWindowPos( hwnd, 0, point.x, point.y,
1182                           rect.right, rect.bottom,
1183                           SWP_NOZORDER|SWP_FRAMECHANGED );
1184         }
1185
1186         /* Maximize window */
1187         SetWindowState( hwnd, SW_SHOWMAXIMIZED );
1188
1189         if( p_vout->p_sys->hparent )
1190         {
1191             RECT rect;
1192             GetClientRect( hwnd, &rect );
1193             SetParent( p_vout->p_sys->hwnd, hwnd );
1194             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1195                           rect.right, rect.bottom,
1196                           SWP_NOZORDER|SWP_FRAMECHANGED );
1197
1198             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1199             ShowWindow( topLevelParent, SW_HIDE );
1200         }
1201
1202         SetForegroundWindow( hwnd );
1203     }
1204     else
1205     {
1206         msg_Dbg( p_vout, "leaving fullscreen mode" );
1207         /* Change window style, no borders and no title bar */
1208         SetWindowLong( hwnd, GWL_STYLE, p_vout->p_sys->i_window_style );
1209
1210         /* Normal window */
1211         SetWindowState( hwnd, SW_SHOWNORMAL );
1212
1213         if( p_vout->p_sys->hparent )
1214         {
1215             RECT rect;
1216             GetClientRect( p_vout->p_sys->hparent, &rect );
1217             SetParent( p_vout->p_sys->hwnd, p_vout->p_sys->hparent );
1218             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1219                           rect.right, rect.bottom,
1220                           SWP_NOZORDER|SWP_FRAMECHANGED );
1221
1222             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1223             ShowWindow( topLevelParent, SW_SHOW );
1224             SetForegroundWindow( p_vout->p_sys->hparent );
1225             ShowWindow( hwnd, SW_HIDE );
1226         }
1227
1228         /* Make sure the mouse cursor is displayed */
1229         PostMessage( p_vout->p_sys->hwnd, WM_VLC_SHOW_MOUSE, 0, 0 );
1230     }
1231
1232     vlc_value_t val;
1233     /* Update the object variable and trigger callback */
1234     val.b_bool = p_vout->b_fullscreen;
1235     var_Set( p_vout, "fullscreen", val );
1236 }