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 = vlc_object_find( p_event,
  81                                              VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
  82     if( p_playlist )
  83     {
  84         vlc_value_t val;
  85         val.b_bool = b_open;
  86         var_Set( p_playlist, "intf-popupmenu", val );
  87         vlc_object_release( p_playlist );
  88     }
  89 }
  90
  91 static int DirectXConvertKey( int i_key );
  92
  93 /*****************************************************************************
  94  * EventThread: Create video window & handle its messages
  95  *****************************************************************************
  96  * This function creates a video window and then enters an infinite loop
  97  * that handles the messages sent to that window.
  98  * The main goal of this thread is to isolate the Win32 PeekMessage function
  99  * because this one can block for a long time.
 100  *****************************************************************************/
 101 void EventThread( event_thread_t *p_event )
 102 {
 103     MSG msg;
 104     POINT old_mouse_pos = {0,0}, mouse_pos;
 105     vlc_value_t val;
 106     int i_width, i_height, i_x, i_y;
 107     HMODULE hkernel32;
 108
 109     /* Initialisation */
 110     p_event->p_vout->pf_control = Control;
 111
 112     /* Create a window for the video */
 113     /* Creating a window under Windows also initializes the thread's event
 114      * message queue */
 115     if( DirectXCreateWindow( p_event->p_vout ) )
 116         p_event->b_dead = true;
 117
 118     /* Signal the creation of the window */
 119     vlc_thread_ready( p_event );
 120
 121 #ifndef UNDER_CE
 122     /* Set power management stuff */
 123     if( (hkernel32 = GetModuleHandle( _T("KERNEL32") ) ) )
 124     {
 125         ULONG (WINAPI* OurSetThreadExecutionState)( ULONG );
 126
 127         OurSetThreadExecutionState = (ULONG (WINAPI*)( ULONG ))
 128             GetProcAddress( hkernel32, _T("SetThreadExecutionState") );
 129
 130         if( OurSetThreadExecutionState )
 131             /* Prevent monitor from powering off */
 132             OurSetThreadExecutionState( ES_DISPLAY_REQUIRED | ES_CONTINUOUS );
 133         else
 134             msg_Dbg( p_event, "no support for SetThreadExecutionState()" );
 135     }
 136 #endif
 137
 138     /* Main loop */
 139     /* GetMessage will sleep if there's no message in the queue */
 140     while( !p_event->b_die && GetMessage( &msg, 0, 0, 0 ) )
 141     {
 142         /* Check if we are asked to exit */
 143         if( p_event->b_die )
 144             break;
 145
 146         switch( msg.message )
 147         {
 148
 149         case WM_MOUSEMOVE:
 150             vout_PlacePicture( p_event->p_vout,
 151                                p_event->p_vout->p_sys->i_window_width,
 152                                p_event->p_vout->p_sys->i_window_height,
 153                                &i_x, &i_y, &i_width, &i_height );
 154
 155             if( msg.hwnd == p_event->p_vout->p_sys->hvideownd )
 156             {
 157                 /* Child window */
 158                 i_x = i_y = 0;
 159             }
 160
 161             if( i_width && i_height )
 162             {
 163                 val.i_int = ( GET_X_LPARAM(msg.lParam) - i_x ) *
 164                     p_event->p_vout->fmt_in.i_visible_width / i_width +
 165                     p_event->p_vout->fmt_in.i_x_offset;
 166                 var_Set( p_event->p_vout, "mouse-x", val );
 167                 val.i_int = ( GET_Y_LPARAM(msg.lParam) - i_y ) *
 168                     p_event->p_vout->fmt_in.i_visible_height / i_height +
 169                     p_event->p_vout->fmt_in.i_y_offset;
 170                 var_Set( p_event->p_vout, "mouse-y", val );
 171
 172                 val.b_bool = true;
 173                 var_Set( p_event->p_vout, "mouse-moved", val );
 174             }
 175
 176         case WM_NCMOUSEMOVE:
 177             GetCursorPos( &mouse_pos );
 178             if( (abs(mouse_pos.x - old_mouse_pos.x) > 2 ||
 179                 (abs(mouse_pos.y - old_mouse_pos.y)) > 2 ) )
 180             {
 181                 GetCursorPos( &old_mouse_pos );
 182                 p_event->p_vout->p_sys->i_lastmoved = mdate();
 183
 184                 if( p_event->p_vout->p_sys->b_cursor_hidden )
 185                 {
 186                     p_event->p_vout->p_sys->b_cursor_hidden = 0;
 187                     ShowCursor( TRUE );
 188                 }
 189             }
 190             break;
 191
 192         case WM_VLC_HIDE_MOUSE:
 193             if( p_event->p_vout->p_sys->b_cursor_hidden ) break;
 194             p_event->p_vout->p_sys->b_cursor_hidden = true;
 195             GetCursorPos( &old_mouse_pos );
 196             ShowCursor( FALSE );
 197             break;
 198
 199         case WM_VLC_SHOW_MOUSE:
 200             if( !p_event->p_vout->p_sys->b_cursor_hidden ) break;
 201             p_event->p_vout->p_sys->b_cursor_hidden = false;
 202             GetCursorPos( &old_mouse_pos );
 203             ShowCursor( TRUE );
 204             break;
 205
 206         case WM_LBUTTONDOWN:
 207             var_Get( p_event->p_vout, "mouse-button-down", &val );
 208             val.i_int |= 1;
 209             var_Set( p_event->p_vout, "mouse-button-down", val );
 210             DirectXPopupMenu( p_event, false );
 211             break;
 212
 213         case WM_LBUTTONUP:
 214             var_Get( p_event->p_vout, "mouse-button-down", &val );
 215             val.i_int &= ~1;
 216             var_Set( p_event->p_vout, "mouse-button-down", val );
 217
 218             val.b_bool = true;
 219             var_Set( p_event->p_vout, "mouse-clicked", val );
 220             break;
 221
 222         case WM_LBUTTONDBLCLK:
 223             p_event->p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 224             break;
 225
 226         case WM_MBUTTONDOWN:
 227             var_Get( p_event->p_vout, "mouse-button-down", &val );
 228             val.i_int |= 2;
 229             var_Set( p_event->p_vout, "mouse-button-down", val );
 230             DirectXPopupMenu( p_event, false );
 231             break;
 232
 233         case WM_MBUTTONUP:
 234             var_Get( p_event->p_vout, "mouse-button-down", &val );
 235             val.i_int &= ~2;
 236             var_Set( p_event->p_vout, "mouse-button-down", val );
 237             break;
 238
 239         case WM_RBUTTONDOWN:
 240             var_Get( p_event->p_vout, "mouse-button-down", &val );
 241             val.i_int |= 4;
 242             var_Set( p_event->p_vout, "mouse-button-down", val );
 243             DirectXPopupMenu( p_event, false );
 244             break;
 245
 246         case WM_RBUTTONUP:
 247             var_Get( p_event->p_vout, "mouse-button-down", &val );
 248             val.i_int &= ~4;
 249             var_Set( p_event->p_vout, "mouse-button-down", val );
 250             DirectXPopupMenu( p_event, true );
 251             break;
 252
 253         case WM_KEYDOWN:
 254         case WM_SYSKEYDOWN:
 255             /* The key events are first processed here and not translated
 256              * into WM_CHAR events because we need to know the status of the
 257              * modifier keys. */
 258             val.i_int = DirectXConvertKey( msg.wParam );
 259             if( !val.i_int )
 260             {
 261                 /* This appears to be a "normal" (ascii) key */
 262                 val.i_int = tolower( MapVirtualKey( msg.wParam, 2 ) );
 263             }
 264
 265             if( val.i_int )
 266             {
 267                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 268                 {
 269                     val.i_int |= KEY_MODIFIER_CTRL;
 270                 }
 271                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 272                 {
 273                     val.i_int |= KEY_MODIFIER_SHIFT;
 274                 }
 275                 if( GetKeyState(VK_MENU) & 0x8000 )
 276                 {
 277                     val.i_int |= KEY_MODIFIER_ALT;
 278                 }
 279
 280                 var_Set( p_event->p_libvlc, "key-pressed", val );
 281             }
 282             break;
 283
 284         case WM_MOUSEWHEEL:
 285             if( GET_WHEEL_DELTA_WPARAM( msg.wParam ) > 0 )
 286             {
 287                 val.i_int = KEY_MOUSEWHEELUP;
 288             }
 289             else
 290             {
 291                 val.i_int = KEY_MOUSEWHEELDOWN;
 292             }
 293             if( val.i_int )
 294             {
 295                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 296                 {
 297                     val.i_int |= KEY_MODIFIER_CTRL;
 298                 }
 299                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 300                 {
 301                     val.i_int |= KEY_MODIFIER_SHIFT;
 302                 }
 303                 if( GetKeyState(VK_MENU) & 0x8000 )
 304                 {
 305                     val.i_int |= KEY_MODIFIER_ALT;
 306                 }
 307
 308                 var_Set( p_event->p_libvlc, "key-pressed", val );
 309             }
 310             break;
 311
 312         case WM_VLC_CHANGE_TEXT:
 313             var_Get( p_event->p_vout, "video-title", &val );
 314             if( !val.psz_string || !*val.psz_string ) /* Default video title */
 315             {
 316                 free( val.psz_string );
 317
 318 #ifdef MODULE_NAME_IS_wingdi
 319                 val.psz_string = strdup( VOUT_TITLE " (WinGDI output)" );
 320 #endif
 321 #ifdef MODULE_NAME_IS_wingapi
 322                 val.psz_string = strdup( VOUT_TITLE " (WinGAPI output)" );
 323 #endif
 324 #ifdef MODULE_NAME_IS_glwin32
 325                 val.psz_string = strdup( VOUT_TITLE " (OpenGL output)" );
 326 #endif
 327 #ifdef MODULE_NAME_IS_direct3d
 328                 val.psz_string = strdup( VOUT_TITLE " (Direct3D output)" );
 329 #endif
 330 #ifdef MODULE_NAME_IS_vout_directx
 331                 if( p_event->p_vout->p_sys->b_using_overlay ) val.psz_string =
 332                     strdup( VOUT_TITLE " (hardware YUV overlay DirectX output)" );
 333                 else if( p_event->p_vout->p_sys->b_hw_yuv ) val.psz_string =
 334                     strdup( VOUT_TITLE " (hardware YUV DirectX output)" );
 335                 else val.psz_string =
 336                     strdup( VOUT_TITLE " (software RGB DirectX output)" );
 337 #endif
 338             }
 339
 340 #ifdef UNICODE
 341             {
 342                 wchar_t *psz_title = malloc( strlen(val.psz_string) * 2 + 2 );
 343                 if( psz_title )
 344                 {
 345                     mbstowcs( psz_title, val.psz_string, strlen(val.psz_string)*2);
 346                     psz_title[strlen(val.psz_string)] = 0;
 347                     free( val.psz_string ); val.psz_string = (char *)psz_title;
 348                 }
 349             }
 350 #endif
 351
 352             SetWindowText( p_event->p_vout->p_sys->hwnd,
 353                            (LPCTSTR)val.psz_string );
 354             if( p_event->p_vout->p_sys->hfswnd )
 355                 SetWindowText( p_event->p_vout->p_sys->hfswnd,
 356                                (LPCTSTR)val.psz_string );
 357             free( val.psz_string );
 358             break;
 359
 360         default:
 361             /* Messages we don't handle directly are dispatched to the
 362              * window procedure */
 363             TranslateMessage(&msg);
 364             DispatchMessage(&msg);
 365             break;
 366
 367         } /* End Switch */
 368
 369     } /* End Main loop */
 370
 371     /* Check for WM_QUIT if we created the window */
 372     if( !p_event->p_vout->p_sys->hparent && msg.message == WM_QUIT )
 373     {
 374         msg_Warn( p_event, "WM_QUIT... should not happen!!" );
 375         p_event->p_vout->p_sys->hwnd = NULL; /* Window already destroyed */
 376     }
 377
 378     msg_Dbg( p_event, "DirectXEventThread terminating" );
 379
 380     /* clear the changes formerly signaled */
 381     p_event->p_vout->p_sys->i_changes = 0;
 382
 383     DirectXCloseWindow( p_event->p_vout );
 384 }
 385
 386
 387 /* following functions are local */
 388
 389 /*****************************************************************************
 390  * DirectXCreateWindow: create a window for the video.
 391  *****************************************************************************
 392  * Before creating a direct draw surface, we need to create a window in which
 393  * the video will be displayed. This window will also allow us to capture the
 394  * events.
 395  *****************************************************************************/
 396 static int DirectXCreateWindow( vout_thread_t *p_vout )
 397 {
 398     HINSTANCE  hInstance;
 399     HMENU      hMenu;
 400     RECT       rect_window;
 401     WNDCLASS   wc;                            /* window class components */
 402     HICON      vlc_icon = NULL;
 403     char       vlc_path[MAX_PATH+1];
 404     int        i_style, i_stylex;
 405
 406     msg_Dbg( p_vout, "DirectXCreateWindow" );
 407
 408     /* Get this module's instance */
 409     hInstance = GetModuleHandle(NULL);
 410
 411     /* If an external window was specified, we'll draw in it. */
 412     p_vout->p_sys->hparent =
 413         vout_RequestWindow( p_vout, &p_vout->p_sys->i_window_x,
 414                             &p_vout->p_sys->i_window_y,
 415                             &p_vout->p_sys->i_window_width,
 416                             &p_vout->p_sys->i_window_height );
 417
 418     /* We create the window ourself, there is no previous window proc. */
 419     p_vout->p_sys->pf_wndproc = NULL;
 420
 421     /* Get the Icon from the main app */
 422     vlc_icon = NULL;
 423 #ifndef UNDER_CE
 424     if( GetModuleFileName( NULL, vlc_path, MAX_PATH ) )
 425     {
 426         vlc_icon = ExtractIcon( hInstance, vlc_path, 0 );
 427     }
 428 #endif
 429
 430     /* Fill in the window class structure */
 431     wc.style         = CS_OWNDC|CS_DBLCLKS;          /* style: dbl click */
 432     wc.lpfnWndProc   = (WNDPROC)DirectXEventProc;       /* event handler */
 433     wc.cbClsExtra    = 0;                         /* no extra class data */
 434     wc.cbWndExtra    = 0;                        /* no extra window data */
 435     wc.hInstance     = hInstance;                            /* instance */
 436     wc.hIcon         = vlc_icon;                /* load the vlc big icon */
 437     wc.hCursor       = LoadCursor(NULL, IDC_ARROW);    /* default cursor */
 438     wc.hbrBackground = GetStockObject(BLACK_BRUSH);  /* background color */
 439     wc.lpszMenuName  = NULL;                                  /* no menu */
 440     wc.lpszClassName = _T("VLC DirectX");         /* use a special class */
 441
 442     /* Register the window class */
 443     if( !RegisterClass(&wc) )
 444     {
 445         WNDCLASS wndclass;
 446
 447         if( vlc_icon ) DestroyIcon( vlc_icon );
 448
 449         /* Check why it failed. If it's because one already exists
 450          * then fine, otherwise return with an error. */
 451         if( !GetClassInfo( hInstance, _T("VLC DirectX"), &wndclass ) )
 452         {
 453             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 454             return VLC_EGENERIC;
 455         }
 456     }
 457
 458     /* Register the video sub-window class */
 459     wc.lpszClassName = _T("VLC DirectX video"); wc.hIcon = 0;
 460     wc.hbrBackground = NULL; /* no background color */
 461     if( !RegisterClass(&wc) )
 462     {
 463         WNDCLASS wndclass;
 464
 465         /* Check why it failed. If it's because one already exists
 466          * then fine, otherwise return with an error. */
 467         if( !GetClassInfo( hInstance, _T("VLC DirectX video"), &wndclass ) )
 468         {
 469             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 470             return VLC_EGENERIC;
 471         }
 472     }
 473
 474     /* When you create a window you give the dimensions you wish it to
 475      * have. Unfortunatly these dimensions will include the borders and
 476      * titlebar. We use the following function to find out the size of
 477      * the window corresponding to the useable surface we want */
 478     rect_window.top    = 10;
 479     rect_window.left   = 10;
 480     rect_window.right  = rect_window.left + p_vout->p_sys->i_window_width;
 481     rect_window.bottom = rect_window.top + p_vout->p_sys->i_window_height;
 482
 483     if( var_GetBool( p_vout, "video-deco" ) )
 484     {
 485         /* Open with window decoration */
 486         AdjustWindowRect( &rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0 );
 487         i_style = WS_OVERLAPPEDWINDOW|WS_SIZEBOX|WS_VISIBLE|WS_CLIPCHILDREN;
 488         i_stylex = 0;
 489     }
 490     else
 491     {
 492         /* No window decoration */
 493         AdjustWindowRect( &rect_window, WS_POPUP, 0 );
 494         i_style = WS_POPUP|WS_VISIBLE|WS_CLIPCHILDREN;
 495         i_stylex = 0; // WS_EX_TOOLWINDOW; Is TOOLWINDOW really needed ?
 496                       // It messes up the fullscreen window.
 497     }
 498
 499     if( p_vout->p_sys->hparent )
 500     {
 501         i_style = WS_VISIBLE|WS_CLIPCHILDREN|WS_CHILD;
 502         i_stylex = 0;
 503     }
 504
 505     p_vout->p_sys->i_window_style = i_style;
 506
 507     /* Create the window */
 508     p_vout->p_sys->hwnd =
 509         CreateWindowEx( WS_EX_NOPARENTNOTIFY | i_stylex,
 510                     _T("VLC DirectX"),               /* name of window class */
 511                     _T(VOUT_TITLE) _T(" (DirectX Output)"),  /* window title */
 512                     i_style,                                 /* window style */
 513                     (p_vout->p_sys->i_window_x < 0) ? CW_USEDEFAULT :
 514                         (UINT)p_vout->p_sys->i_window_x,   /* default X coordinate */
 515                     (p_vout->p_sys->i_window_y < 0) ? CW_USEDEFAULT :
 516                         (UINT)p_vout->p_sys->i_window_y,   /* default Y coordinate */
 517                     rect_window.right - rect_window.left,    /* window width */
 518                     rect_window.bottom - rect_window.top,   /* window height */
 519                     p_vout->p_sys->hparent,                 /* parent window */
 520                     NULL,                          /* no menu in this window */
 521                     hInstance,            /* handle of this program instance */
 522                     (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 523
 524     if( !p_vout->p_sys->hwnd )
 525     {
 526         msg_Warn( p_vout, "DirectXCreateWindow create window FAILED (err=%lu)", GetLastError() );
 527         return VLC_EGENERIC;
 528     }
 529
 530     if( p_vout->p_sys->hparent )
 531     {
 532         LONG i_style;
 533
 534         /* We don't want the window owner to overwrite our client area */
 535         i_style = GetWindowLong( p_vout->p_sys->hparent, GWL_STYLE );
 536
 537         if( !(i_style & WS_CLIPCHILDREN) )
 538             /* Hmmm, apparently this is a blocking call... */
 539             SetWindowLong( p_vout->p_sys->hparent, GWL_STYLE,
 540                            i_style | WS_CLIPCHILDREN );
 541
 542         /* Create our fullscreen window */
 543         p_vout->p_sys->hfswnd =
 544             CreateWindowEx( WS_EX_APPWINDOW, _T("VLC DirectX"),
 545                             _T(VOUT_TITLE) _T(" (DirectX Output)"),
 546                             WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|WS_SIZEBOX,
 547                             CW_USEDEFAULT, CW_USEDEFAULT,
 548                             CW_USEDEFAULT, CW_USEDEFAULT,
 549                             NULL, NULL, hInstance, NULL );
 550     }
 551
 552     /* Append a "Always On Top" entry in the system menu */
 553     hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 554     AppendMenu( hMenu, MF_SEPARATOR, 0, _T("") );
 555     AppendMenu( hMenu, MF_STRING | MF_UNCHECKED,
 556                        IDM_TOGGLE_ON_TOP, _T("Always on &Top") );
 557
 558     /* Create video sub-window. This sub window will always exactly match
 559      * the size of the video, which allows us to use crazy overlay colorkeys
 560      * without having them shown outside of the video area. */
 561     p_vout->p_sys->hvideownd =
 562     CreateWindow( _T("VLC DirectX video"), _T(""),   /* window class */
 563         WS_CHILD,                   /* window style, not visible initially */
 564         0, 0,
 565         p_vout->render.i_width,         /* default width */
 566         p_vout->render.i_height,        /* default height */
 567         p_vout->p_sys->hwnd,                    /* parent window */
 568         NULL, hInstance,
 569         (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 570
 571     if( !p_vout->p_sys->hvideownd )
 572         msg_Warn( p_vout, "can't create video sub-window" );
 573     else
 574         msg_Dbg( p_vout, "created video sub-window" );
 575
 576     /* Now display the window */
 577     ShowWindow( p_vout->p_sys->hwnd, SW_SHOW );
 578
 579     return VLC_SUCCESS;
 580 }
 581
 582 /*****************************************************************************
 583  * DirectXCloseWindow: close the window created by DirectXCreateWindow
 584  *****************************************************************************
 585  * This function returns all resources allocated by DirectXCreateWindow.
 586  *****************************************************************************/
 587 static void DirectXCloseWindow( vout_thread_t *p_vout )
 588 {
 589     msg_Dbg( p_vout, "DirectXCloseWindow" );
 590
 591     DestroyWindow( p_vout->p_sys->hwnd );
 592     if( p_vout->p_sys->hfswnd ) DestroyWindow( p_vout->p_sys->hfswnd );
 593
 594     if( p_vout->p_sys->hparent )
 595         vout_ReleaseWindow( p_vout, (void *)p_vout->p_sys->hparent );
 596
 597     p_vout->p_sys->hwnd = NULL;
 598
 599     /* We don't unregister the Window Class because it could lead to race
 600      * conditions and it will be done anyway by the system when the app will
 601      * exit */
 602 }
 603
 604 /*****************************************************************************
 605  * UpdateRects: update clipping rectangles
 606  *****************************************************************************
 607  * This function is called when the window position or size are changed, and
 608  * its job is to update the source and destination RECTs used to display the
 609  * picture.
 610  *****************************************************************************/
 611 void UpdateRects( vout_thread_t *p_vout, bool b_force )
 612 {
 613 #define rect_src p_vout->p_sys->rect_src
 614 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 615 #define rect_dest p_vout->p_sys->rect_dest
 616 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 617
 618     int i_width, i_height, i_x, i_y;
 619
 620     RECT  rect;
 621     POINT point;
 622
 623     /* Retrieve the window size */
 624     GetClientRect( p_vout->p_sys->hwnd, &rect );
 625
 626     /* Retrieve the window position */
 627     point.x = point.y = 0;
 628     ClientToScreen( p_vout->p_sys->hwnd, &point );
 629
 630     /* If nothing changed, we can return */
 631     if( !b_force
 632          && p_vout->p_sys->i_window_width == rect.right
 633          && p_vout->p_sys->i_window_height == rect.bottom
 634          && p_vout->p_sys->i_window_x == point.x
 635          && p_vout->p_sys->i_window_y == point.y )
 636     {
 637         return;
 638     }
 639
 640     /* Update the window position and size */
 641     p_vout->p_sys->i_window_x = point.x;
 642     p_vout->p_sys->i_window_y = point.y;
 643     p_vout->p_sys->i_window_width = rect.right;
 644     p_vout->p_sys->i_window_height = rect.bottom;
 645
 646     vout_PlacePicture( p_vout, rect.right, rect.bottom,
 647                        &i_x, &i_y, &i_width, &i_height );
 648
 649     if( p_vout->p_sys->hvideownd )
 650         SetWindowPos( p_vout->p_sys->hvideownd, 0,
 651                       i_x, i_y, i_width, i_height,
 652                       SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
 653
 654     /* Destination image position and dimensions */
 655     rect_dest.left = point.x + i_x;
 656     rect_dest.right = rect_dest.left + i_width;
 657     rect_dest.top = point.y + i_y;
 658     rect_dest.bottom = rect_dest.top + i_height;
 659
 660 #ifdef MODULE_NAME_IS_vout_directx
 661     /* Apply overlay hardware constraints */
 662     if( p_vout->p_sys->b_using_overlay )
 663     {
 664         if( p_vout->p_sys->i_align_dest_boundary )
 665             rect_dest.left = ( rect_dest.left +
 666                 p_vout->p_sys->i_align_dest_boundary / 2 ) &
 667                 ~p_vout->p_sys->i_align_dest_boundary;
 668
 669         if( p_vout->p_sys->i_align_dest_size )
 670             rect_dest.right = (( rect_dest.right - rect_dest.left +
 671                 p_vout->p_sys->i_align_dest_size / 2 ) &
 672                 ~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
 673     }
 674
 675     /* UpdateOverlay directdraw function doesn't automatically clip to the
 676      * display size so we need to do it otherwise it will fail */
 677
 678     /* Clip the destination window */
 679     if( !IntersectRect( &rect_dest_clipped, &rect_dest,
 680                         &p_vout->p_sys->rect_display ) )
 681     {
 682         SetRectEmpty( &rect_src_clipped );
 683         return;
 684     }
 685
 686 #if 0
 687     msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
 688                      " %i,%i,%i,%i",
 689                      rect_dest_clipped.left, rect_dest_clipped.top,
 690                      rect_dest_clipped.right, rect_dest_clipped.bottom );
 691 #endif
 692
 693 #else /* MODULE_NAME_IS_vout_directx */
 694
 695     /* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
 696     rect_dest_clipped = rect_dest;
 697
 698 #endif
 699
 700     /* the 2 following lines are to fix a bug when clicking on the desktop */
 701     if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
 702         (rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
 703     {
 704         SetRectEmpty( &rect_src_clipped );
 705         return;
 706     }
 707
 708     /* src image dimensions */
 709     rect_src.left = 0;
 710     rect_src.top = 0;
 711     rect_src.right = p_vout->render.i_width;
 712     rect_src.bottom = p_vout->render.i_height;
 713
 714     /* Clip the source image */
 715     rect_src_clipped.left = p_vout->fmt_out.i_x_offset +
 716       (rect_dest_clipped.left - rect_dest.left) *
 717       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 718     rect_src_clipped.right = p_vout->fmt_out.i_x_offset +
 719       p_vout->fmt_out.i_visible_width -
 720       (rect_dest.right - rect_dest_clipped.right) *
 721       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 722     rect_src_clipped.top = p_vout->fmt_out.i_y_offset +
 723       (rect_dest_clipped.top - rect_dest.top) *
 724       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 725     rect_src_clipped.bottom = p_vout->fmt_out.i_y_offset +
 726       p_vout->fmt_out.i_visible_height -
 727       (rect_dest.bottom - rect_dest_clipped.bottom) *
 728       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 729
 730 #ifdef MODULE_NAME_IS_vout_directx
 731     /* Apply overlay hardware constraints */
 732     if( p_vout->p_sys->b_using_overlay )
 733     {
 734         if( p_vout->p_sys->i_align_src_boundary )
 735             rect_src_clipped.left = ( rect_src_clipped.left +
 736                 p_vout->p_sys->i_align_src_boundary / 2 ) &
 737                 ~p_vout->p_sys->i_align_src_boundary;
 738
 739         if( p_vout->p_sys->i_align_src_size )
 740             rect_src_clipped.right = (( rect_src_clipped.right -
 741                 rect_src_clipped.left +
 742                 p_vout->p_sys->i_align_src_size / 2 ) &
 743                 ~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left;
 744     }
 745 #endif
 746
 747 #if 0
 748     msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped"
 749                      " coords: %i,%i,%i,%i",
 750                      rect_src_clipped.left, rect_src_clipped.top,
 751                      rect_src_clipped.right, rect_src_clipped.bottom );
 752 #endif
 753
 754 #ifdef MODULE_NAME_IS_vout_directx
 755     /* The destination coordinates need to be relative to the current
 756      * directdraw primary surface (display) */
 757     rect_dest_clipped.left -= p_vout->p_sys->rect_display.left;
 758     rect_dest_clipped.right -= p_vout->p_sys->rect_display.left;
 759     rect_dest_clipped.top -= p_vout->p_sys->rect_display.top;
 760     rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top;
 761
 762     if( p_vout->p_sys->b_using_overlay )
 763         DirectDrawUpdateOverlay( p_vout );
 764 #endif
 765
 766     /* Signal the change in size/position */
 767     p_vout->p_sys->i_changes |= DX_POSITION_CHANGE;
 768
 769 #undef rect_src
 770 #undef rect_src_clipped
 771 #undef rect_dest
 772 #undef rect_dest_clipped
 773 }
 774
 775 /*****************************************************************************
 776  * DirectXEventProc: This is the window event processing function.
 777  *****************************************************************************
 778  * On Windows, when you create a window you have to attach an event processing
 779  * function to it. The aim of this function is to manage "Queued Messages" and
 780  * "Nonqueued Messages".
 781  * Queued Messages are those picked up and retransmitted by vout_Manage
 782  * (using the GetMessage and DispatchMessage functions).
 783  * Nonqueued Messages are those that Windows will send directly to this
 784  * procedure (like WM_DESTROY, WM_WINDOWPOSCHANGED...)
 785  *****************************************************************************/
 786 static long FAR PASCAL DirectXEventProc( HWND hwnd, UINT message,
 787                                          WPARAM wParam, LPARAM lParam )
 788 {
 789     vout_thread_t *p_vout;
 790
 791     if( message == WM_CREATE )
 792     {
 793         /* Store p_vout for future use */
 794         p_vout = (vout_thread_t *)((CREATESTRUCT *)lParam)->lpCreateParams;
 795         SetWindowLongPtr( hwnd, GWLP_USERDATA, (LONG_PTR)p_vout );
 796         return TRUE;
 797     }
 798     else
 799     {
 800         p_vout = (vout_thread_t *)GetWindowLongPtr( hwnd, GWLP_USERDATA );
 801         if( !p_vout )
 802         {
 803             /* Hmmm mozilla does manage somehow to save the pointer to our
 804              * windowproc and still calls it after the vout has been closed. */
 805             return DefWindowProc(hwnd, message, wParam, lParam);
 806         }
 807     }
 808
 809 #ifndef UNDER_CE
 810     /* Catch the screensaver and the monitor turn-off */
 811     if( message == WM_SYSCOMMAND &&
 812         ( (wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER ) )
 813     {
 814         //if( p_vout ) msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND screensaver" );
 815         return 0; /* this stops them from happening */
 816     }
 817 #endif
 818
 819     if( hwnd == p_vout->p_sys->hvideownd )
 820     {
 821         switch( message )
 822         {
 823 #ifdef MODULE_NAME_IS_vout_directx
 824         case WM_ERASEBKGND:
 825         /* For overlay, we need to erase background */
 826             return !p_vout->p_sys->b_using_overlay ?
 827                 1 : DefWindowProc(hwnd, message, wParam, lParam);
 828         case WM_PAINT:
 829         /*
 830         ** For overlay, DefWindowProc() will erase dirty regions
 831         ** with colorkey.
 832         ** For non-overlay, vout will paint the whole window at
 833         ** regular interval, therefore dirty regions can be ignored
 834         ** to minimize repaint.
 835         */
 836             if( !p_vout->p_sys->b_using_overlay )
 837             {
 838                 ValidateRect(hwnd, NULL);
 839             }
 840             // fall through to default
 841 #else
 842         /*
 843         ** For OpenGL and Direct3D, vout will update the whole
 844         ** window at regular interval, therefore dirty region
 845         ** can be ignored to minimize repaint.
 846         */
 847         case WM_ERASEBKGND:
 848             /* nothing to erase */
 849             return 1;
 850         case WM_PAINT:
 851             /* nothing to repaint */
 852             ValidateRect(hwnd, NULL);
 853             // fall through
 854 #endif
 855         default:
 856             return DefWindowProc(hwnd, message, wParam, lParam);
 857         }
 858     }
 859
 860     switch( message )
 861     {
 862
 863     case WM_WINDOWPOSCHANGED:
 864         UpdateRects( p_vout, true );
 865         return 0;
 866
 867     /* the user wants to close the window */
 868     case WM_CLOSE:
 869     {
 870         playlist_t * p_playlist = vlc_object_find( p_vout,
 871                                                   VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 872         if( p_playlist )
 873         {
 874             playlist_Stop( p_playlist );
 875             vlc_object_release( p_playlist );
 876         }
 877         return 0;
 878     }
 879
 880     /* the window has been closed so shut down everything now */
 881     case WM_DESTROY:
 882         msg_Dbg( p_vout, "WinProc WM_DESTROY" );
 883         /* just destroy the window */
 884         PostQuitMessage( 0 );
 885         return 0;
 886
 887     case WM_SYSCOMMAND:
 888         switch (wParam)
 889         {
 890             case IDM_TOGGLE_ON_TOP:            /* toggle the "on top" status */
 891             {
 892                 vlc_value_t val;
 893                 msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND: IDM_TOGGLE_ON_TOP");
 894
 895                 /* Change the current value */
 896                 var_Get( p_vout, "video-on-top", &val );
 897                 val.b_bool = !val.b_bool;
 898                 var_Set( p_vout, "video-on-top", val );
 899                 return 0;
 900             }
 901         }
 902         break;
 903
 904     case WM_PAINT:
 905     case WM_NCPAINT:
 906     case WM_ERASEBKGND:
 907         return DefWindowProc(hwnd, message, wParam, lParam);
 908
 909     case WM_KILLFOCUS:
 910 #ifdef MODULE_NAME_IS_wingapi
 911         p_vout->p_sys->b_focus = false;
 912         if( !p_vout->p_sys->b_parent_focus ) GXSuspend();
 913 #endif
 914 #ifdef UNDER_CE
 915         if( hWnd == p_vout->p_sys->hfswnd )
 916         {
 917             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 918             ShowWindow( htbar, SW_SHOW );
 919         }
 920
 921         if( !p_vout->p_sys->hparent ||
 922             hWnd == p_vout->p_sys->hfswnd )
 923         {
 924             SHFullScreen( hWnd, SHFS_SHOWSIPBUTTON );
 925         }
 926 #endif
 927         return 0;
 928
 929     case WM_SETFOCUS:
 930 #ifdef MODULE_NAME_IS_wingapi
 931         p_vout->p_sys->b_focus = true;
 932         GXResume();
 933 #endif
 934 #ifdef UNDER_CE
 935         if( p_vout->p_sys->hparent &&
 936             hWnd != p_vout->p_sys->hfswnd && p_vout->b_fullscreen )
 937             p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 938
 939         if( hWnd == p_vout->p_sys->hfswnd )
 940         {
 941             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 942             ShowWindow( htbar, SW_HIDE );
 943         }
 944
 945         if( !p_vout->p_sys->hparent ||
 946             hWnd == p_vout->p_sys->hfswnd )
 947         {
 948             SHFullScreen( hWnd, SHFS_HIDESIPBUTTON );
 949         }
 950 #endif
 951         return 0;
 952
 953     default:
 954         //msg_Dbg( p_vout, "WinProc WM Default %i", message );
 955         break;
 956     }
 957
 958     /* Let windows handle the message */
 959     return DefWindowProc(hwnd, message, wParam, lParam);
 960 }
 961
 962 static struct
 963 {
 964     int i_dxkey;
 965     int i_vlckey;
 966
 967 } dxkeys_to_vlckeys[] =
 968 {
 969     { VK_F1, KEY_F1 }, { VK_F2, KEY_F2 }, { VK_F3, KEY_F3 }, { VK_F4, KEY_F4 },
 970     { VK_F5, KEY_F5 }, { VK_F6, KEY_F6 }, { VK_F7, KEY_F7 }, { VK_F8, KEY_F8 },
 971     { VK_F9, KEY_F9 }, { VK_F10, KEY_F10 }, { VK_F11, KEY_F11 },
 972     { VK_F12, KEY_F12 },
 973
 974     { VK_RETURN, KEY_ENTER },
 975     { VK_SPACE, KEY_SPACE },
 976     { VK_ESCAPE, KEY_ESC },
 977
 978     { VK_LEFT, KEY_LEFT },
 979     { VK_RIGHT, KEY_RIGHT },
 980     { VK_UP, KEY_UP },
 981     { VK_DOWN, KEY_DOWN },
 982
 983     { VK_HOME, KEY_HOME },
 984     { VK_END, KEY_END },
 985     { VK_PRIOR, KEY_PAGEUP },
 986     { VK_NEXT, KEY_PAGEDOWN },
 987
 988     { VK_INSERT, KEY_INSERT },
 989     { VK_DELETE, KEY_DELETE },
 990
 991     { VK_CONTROL, 0 },
 992     { VK_SHIFT, 0 },
 993     { VK_MENU, 0 },
 994
 995     { VK_BROWSER_BACK, KEY_BROWSER_BACK },
 996     { VK_BROWSER_FORWARD, KEY_BROWSER_FORWARD },
 997     { VK_BROWSER_REFRESH, KEY_BROWSER_REFRESH },
 998     { VK_BROWSER_STOP, KEY_BROWSER_STOP },
 999     { VK_BROWSER_SEARCH, KEY_BROWSER_SEARCH },
1000     { VK_BROWSER_FAVORITES, KEY_BROWSER_FAVORITES },
1001     { VK_BROWSER_HOME, KEY_BROWSER_HOME },
1002     { VK_VOLUME_MUTE, KEY_VOLUME_MUTE },
1003     { VK_VOLUME_DOWN, KEY_VOLUME_DOWN },
1004     { VK_VOLUME_UP, KEY_VOLUME_UP },
1005     { VK_MEDIA_NEXT_TRACK, KEY_MEDIA_NEXT_TRACK },
1006     { VK_MEDIA_PREV_TRACK, KEY_MEDIA_PREV_TRACK },
1007     { VK_MEDIA_STOP, KEY_MEDIA_STOP },
1008     { VK_MEDIA_PLAY_PAUSE, KEY_MEDIA_PLAY_PAUSE },
1009
1010     { 0, 0 }
1011 };
1012
1013 static int DirectXConvertKey( int i_key )
1014 {
1015     int i;
1016
1017     for( i = 0; dxkeys_to_vlckeys[i].i_dxkey != 0; i++ )
1018     {
1019         if( dxkeys_to_vlckeys[i].i_dxkey == i_key )
1020         {
1021             return dxkeys_to_vlckeys[i].i_vlckey;
1022         }
1023     }
1024
1025     return 0;
1026 }
1027
1028 /*****************************************************************************
1029  * Control: control facility for the vout
1030  *****************************************************************************/
1031 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
1032 {
1033     unsigned int *pi_width, *pi_height;
1034     RECT rect_window;
1035     POINT point;
1036
1037     switch( i_query )
1038     {
1039     case VOUT_GET_SIZE:
1040         if( p_vout->p_sys->hparent )
1041             return vout_ControlWindow( p_vout,
1042                     (void *)p_vout->p_sys->hparent, i_query, args );
1043
1044         pi_width  = va_arg( args, unsigned int * );
1045         pi_height = va_arg( args, unsigned int * );
1046
1047         GetClientRect( p_vout->p_sys->hwnd, &rect_window );
1048
1049         *pi_width  = rect_window.right - rect_window.left;
1050         *pi_height = rect_window.bottom - rect_window.top;
1051         return VLC_SUCCESS;
1052
1053     case VOUT_SET_SIZE:
1054         if( p_vout->p_sys->hparent )
1055             return vout_ControlWindow( p_vout,
1056                     (void *)p_vout->p_sys->hparent, i_query, args );
1057
1058         /* Update dimensions */
1059         rect_window.top = rect_window.left = 0;
1060         rect_window.right  = va_arg( args, unsigned int );
1061         rect_window.bottom = va_arg( args, unsigned int );
1062         if( !rect_window.right ) rect_window.right = p_vout->i_window_width;
1063         if( !rect_window.bottom ) rect_window.bottom = p_vout->i_window_height;
1064         AdjustWindowRect( &rect_window, p_vout->p_sys->i_window_style, 0 );
1065
1066         SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1067                       rect_window.right - rect_window.left,
1068                       rect_window.bottom - rect_window.top, SWP_NOMOVE );
1069
1070         return VLC_SUCCESS;
1071
1072     case VOUT_CLOSE:
1073         ShowWindow( p_vout->p_sys->hwnd, SW_HIDE );
1074     case VOUT_REPARENT:
1075         /* Retrieve the window position */
1076         point.x = point.y = 0;
1077         ClientToScreen( p_vout->p_sys->hwnd, &point );
1078
1079         HWND d = 0;
1080
1081         if( i_query == VOUT_REPARENT ) d = (HWND)va_arg( args, int );
1082         if( !d )
1083         {
1084             vlc_mutex_lock( &p_vout->p_sys->lock );
1085             p_vout->p_sys->hparent = 0;
1086             vlc_mutex_unlock( &p_vout->p_sys->lock );
1087             SetParent( p_vout->p_sys->hwnd, 0 );
1088             p_vout->p_sys->i_window_style =
1089                 WS_CLIPCHILDREN | WS_OVERLAPPEDWINDOW | WS_SIZEBOX;
1090             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1091                            p_vout->p_sys->i_window_style |
1092                            (i_query == VOUT_CLOSE ? 0 : WS_VISIBLE) );
1093             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1094             SetWindowPos( p_vout->p_sys->hwnd, 0, point.x, point.y, 0, 0,
1095                           SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED );
1096         }
1097         else
1098         {
1099             vlc_mutex_lock( &p_vout->p_sys->lock );
1100             p_vout->p_sys->hparent = d;
1101             vlc_mutex_unlock( &p_vout->p_sys->lock );
1102
1103             SetParent( p_vout->p_sys->hwnd, d );
1104             p_vout->p_sys->i_window_style = WS_CLIPCHILDREN;
1105             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1106                            p_vout->p_sys->i_window_style |
1107                            (i_query == VOUT_CLOSE ? 0 : WS_VISIBLE) );
1108             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1109
1110             /* Retrieve the parent size */
1111             RECT  rect;
1112             GetClientRect( d, &rect );
1113             SetWindowPos( p_vout->p_sys->hwnd, d, point.x, point.y, rect.right, rect.bottom,
1114                           SWP_FRAMECHANGED );
1115         }
1116
1117         return vout_vaControlDefault( p_vout, i_query, args );
1118
1119     case VOUT_SET_STAY_ON_TOP:
1120         if( p_vout->p_sys->hparent && !var_GetBool( p_vout, "fullscreen" ) )
1121             return vout_ControlWindow( p_vout,
1122                     (void *)p_vout->p_sys->hparent, i_query, args );
1123
1124         p_vout->p_sys->b_on_top_change = true;
1125         return VLC_SUCCESS;
1126
1127 #ifdef MODULE_NAME_IS_wingapi
1128     case VOUT_SET_FOCUS:
1129         b_bool = (bool) va_arg( args, int );
1130         p_vout->p_sys->b_parent_focus = b_bool;
1131         if( b_bool ) GXResume();
1132         else if( !p_vout->p_sys->b_focus ) GXSuspend();
1133         return VLC_SUCCESS;
1134 #endif
1135
1136     default:
1137         return vout_vaControlDefault( p_vout, i_query, args );
1138     }
1139 }
1140
1141
1142 /* Internal wrapper over GetWindowPlacement / SetWindowPlacement */
1143 static void SetWindowState(HWND hwnd, int nShowCmd)
1144 {
1145     WINDOWPLACEMENT window_placement;
1146     window_placement.length = sizeof(WINDOWPLACEMENT);
1147     GetWindowPlacement( hwnd, &window_placement );
1148     window_placement.showCmd = nShowCmd;
1149     SetWindowPlacement( hwnd, &window_placement );
1150     SetWindowPos( hwnd, 0, 0, 0, 0, 0,
1151         SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED);
1152 }
1153
1154 /* Internal wrapper to call vout_ControlWindow for hparent */
1155 static void ControlParentWindow( vout_thread_t *p_vout, int i_query, ... )
1156 {
1157     va_list args;
1158     va_start( args, i_query );
1159     vout_ControlWindow( p_vout,
1160         (void *)p_vout->p_sys->hparent, i_query, args );
1161     va_end( args );
1162 }
1163
1164 void Win32ToggleFullscreen( vout_thread_t *p_vout )
1165 {
1166     HWND hwnd = (p_vout->p_sys->hparent && p_vout->p_sys->hfswnd) ?
1167         p_vout->p_sys->hfswnd : p_vout->p_sys->hwnd;
1168
1169     p_vout->b_fullscreen = ! p_vout->b_fullscreen;
1170
1171     if( p_vout->b_fullscreen )
1172     {
1173         msg_Dbg( p_vout, "entering fullscreen mode" );
1174         /* Change window style, no borders and no title bar */
1175         int i_style = WS_CLIPCHILDREN | WS_VISIBLE;
1176         SetWindowLong( hwnd, GWL_STYLE, i_style );
1177
1178         if( p_vout->p_sys->hparent )
1179         {
1180             /* Retrieve current window position so fullscreen will happen
1181             * on the right screen */
1182             POINT point = {0,0};
1183             RECT rect;
1184             ClientToScreen( p_vout->p_sys->hwnd, &point );
1185             GetClientRect( p_vout->p_sys->hwnd, &rect );
1186             SetWindowPos( hwnd, 0, point.x, point.y,
1187                           rect.right, rect.bottom,
1188                           SWP_NOZORDER|SWP_FRAMECHANGED );
1189         }
1190
1191         /* Maximize window */
1192         SetWindowState( hwnd, SW_SHOWMAXIMIZED );
1193
1194         if( p_vout->p_sys->hparent )
1195         {
1196             RECT rect;
1197             GetClientRect( hwnd, &rect );
1198             SetParent( p_vout->p_sys->hwnd, hwnd );
1199             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1200                           rect.right, rect.bottom,
1201                           SWP_NOZORDER|SWP_FRAMECHANGED );
1202
1203             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1204             ShowWindow( topLevelParent, SW_HIDE );
1205         }
1206
1207         SetForegroundWindow( hwnd );
1208     }
1209     else
1210     {
1211         msg_Dbg( p_vout, "leaving fullscreen mode" );
1212         /* Change window style, no borders and no title bar */
1213         SetWindowLong( hwnd, GWL_STYLE, p_vout->p_sys->i_window_style );
1214
1215         /* Normal window */
1216         SetWindowState( hwnd, SW_SHOWNORMAL );
1217
1218         if( p_vout->p_sys->hparent )
1219         {
1220             RECT rect;
1221             GetClientRect( p_vout->p_sys->hparent, &rect );
1222             SetParent( p_vout->p_sys->hwnd, p_vout->p_sys->hparent );
1223             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1224                           rect.right, rect.bottom,
1225                           SWP_NOZORDER|SWP_FRAMECHANGED );
1226
1227             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1228             ShowWindow( topLevelParent, SW_SHOW );
1229             SetForegroundWindow( p_vout->p_sys->hparent );
1230             ShowWindow( hwnd, SW_HIDE );
1231         }
1232
1233         /* Make sure the mouse cursor is displayed */
1234         PostMessage( p_vout->p_sys->hwnd, WM_VLC_SHOW_MOUSE, 0, 0 );
1235     }
1236
1237     vlc_value_t val;
1238     /* Update the object variable and trigger callback */
1239     val.b_bool = p_vout->b_fullscreen;
1240     var_Set( p_vout, "fullscreen", val );
1241 }