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