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 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #include <errno.h>                                                 /* ENOMEM */
  34 #include <ctype.h>                                              /* tolower() */
  35
  36 #ifndef _WIN32_WINNT
  37 #   define _WIN32_WINNT 0x0500
  38 #endif
  39
  40 #include <vlc_common.h>
  41 #include <vlc_interface.h>
  42 #include <vlc_playlist.h>
  43 #include <vlc_vout.h>
  44 #include <vlc_window.h>
  45
  46 #include <windows.h>
  47 #include <windowsx.h>
  48 #include <shellapi.h>
  49
  50 #ifdef MODULE_NAME_IS_vout_directx
  51 #include <ddraw.h>
  52 #endif
  53 #ifdef MODULE_NAME_IS_direct3d
  54 #include <d3d9.h>
  55 #endif
  56 #ifdef MODULE_NAME_IS_glwin32
  57 #include <GL/gl.h>
  58 #endif
  59
  60 #include "vlc_keys.h"
  61 #include "vout.h"
  62
  63 #ifdef UNDER_CE
  64 #include <aygshell.h>
  65     //WINSHELLAPI BOOL WINAPI SHFullScreen(HWND hwndRequester, DWORD dwState);
  66 #endif
  67
  68 /*#if defined(UNDER_CE) && !defined(__PLUGIN__) --FIXME*/
  69 /*#   define SHFS_SHOWSIPBUTTON 0x0004
  70 #   define SHFS_HIDESIPBUTTON 0x0008
  71 #   define MENU_HEIGHT 26
  72     BOOL SHFullScreen(HWND hwndRequester, DWORD dwState);
  73 #endif*/
  74
  75
  76 /*****************************************************************************
  77  * Local prototypes.
  78  *****************************************************************************/
  79 static int  DirectXCreateWindow( vout_thread_t *p_vout );
  80 static void DirectXCloseWindow ( vout_thread_t *p_vout );
  81 static long FAR PASCAL DirectXEventProc( HWND, UINT, WPARAM, LPARAM );
  82
  83 static int Control( vout_thread_t *p_vout, int i_query, va_list args );
  84 static int vaControlParentWindow( vout_thread_t *, int, va_list );
  85
  86 static void DirectXPopupMenu( event_thread_t *p_event, bool b_open )
  87 {
  88     vlc_value_t val;
  89     val.b_bool = b_open;
  90     var_Set( p_event->p_libvlc, "intf-popupmenu", val );
  91 }
  92
  93 static int DirectXConvertKey( int i_key );
  94
  95 /*****************************************************************************
  96  * EventThread: Create video window & handle its messages
  97  *****************************************************************************
  98  * This function creates a video window and then enters an infinite loop
  99  * that handles the messages sent to that window.
 100  * The main goal of this thread is to isolate the Win32 PeekMessage function
 101  * because this one can block for a long time.
 102  *****************************************************************************/
 103 void* EventThread( vlc_object_t *p_this )
 104 {
 105     event_thread_t *p_event = (event_thread_t *)p_this;
 106     MSG msg;
 107     POINT old_mouse_pos = {0,0}, mouse_pos;
 108     vlc_value_t val;
 109     unsigned int i_width, i_height, i_x, i_y;
 110     HMODULE hkernel32;
 111     int canc = vlc_savecancel ();
 112
 113     /* Initialisation */
 114     p_event->p_vout->pf_control = Control;
 115
 116     /* Create a window for the video */
 117     /* Creating a window under Windows also initializes the thread's event
 118      * message queue */
 119     if( DirectXCreateWindow( p_event->p_vout ) )
 120     {
 121         vlc_restorecancel (canc);
 122         return NULL;
 123     }
 124
 125     /* Signal the creation of the window */
 126     SetEvent( p_event->window_ready );
 127
 128 #ifndef UNDER_CE
 129     /* Set power management stuff */
 130     if( (hkernel32 = GetModuleHandle( _T("KERNEL32") ) ) )
 131     {
 132         ULONG (WINAPI* OurSetThreadExecutionState)( ULONG );
 133
 134         OurSetThreadExecutionState = (ULONG (WINAPI*)( ULONG ))
 135             GetProcAddress( hkernel32, _T("SetThreadExecutionState") );
 136
 137         if( OurSetThreadExecutionState )
 138             /* Prevent monitor from powering off */
 139             OurSetThreadExecutionState( ES_DISPLAY_REQUIRED | ES_CONTINUOUS );
 140         else
 141             msg_Dbg( p_event, "no support for SetThreadExecutionState()" );
 142     }
 143 #endif
 144
 145     /* Main loop */
 146     /* GetMessage will sleep if there's no message in the queue */
 147     while( vlc_object_alive (p_event) && GetMessage( &msg, 0, 0, 0 ) )
 148     {
 149         /* Check if we are asked to exit */
 150         if( !vlc_object_alive (p_event) )
 151             break;
 152
 153         switch( msg.message )
 154         {
 155
 156         case WM_MOUSEMOVE:
 157             vout_PlacePicture( p_event->p_vout,
 158                                p_event->p_vout->p_sys->i_window_width,
 159                                p_event->p_vout->p_sys->i_window_height,
 160                                &i_x, &i_y, &i_width, &i_height );
 161
 162             if( msg.hwnd == p_event->p_vout->p_sys->hvideownd )
 163             {
 164                 /* Child window */
 165                 i_x = i_y = 0;
 166             }
 167
 168             if( i_width && i_height )
 169             {
 170                 val.i_int = ( GET_X_LPARAM(msg.lParam) - i_x ) *
 171                     p_event->p_vout->fmt_in.i_visible_width / i_width +
 172                     p_event->p_vout->fmt_in.i_x_offset;
 173                 var_Set( p_event->p_vout, "mouse-x", val );
 174                 val.i_int = ( GET_Y_LPARAM(msg.lParam) - i_y ) *
 175                     p_event->p_vout->fmt_in.i_visible_height / i_height +
 176                     p_event->p_vout->fmt_in.i_y_offset;
 177                 var_Set( p_event->p_vout, "mouse-y", val );
 178
 179                 val.b_bool = true;
 180                 var_Set( p_event->p_vout, "mouse-moved", val );
 181             }
 182
 183         case WM_NCMOUSEMOVE:
 184             GetCursorPos( &mouse_pos );
 185             if( (abs(mouse_pos.x - old_mouse_pos.x) > 2 ||
 186                 (abs(mouse_pos.y - old_mouse_pos.y)) > 2 ) )
 187             {
 188                 GetCursorPos( &old_mouse_pos );
 189                 p_event->p_vout->p_sys->i_lastmoved = mdate();
 190
 191                 if( p_event->p_vout->p_sys->b_cursor_hidden )
 192                 {
 193                     p_event->p_vout->p_sys->b_cursor_hidden = 0;
 194                     ShowCursor( TRUE );
 195                 }
 196             }
 197             break;
 198
 199         case WM_VLC_HIDE_MOUSE:
 200             if( p_event->p_vout->p_sys->b_cursor_hidden ) break;
 201             p_event->p_vout->p_sys->b_cursor_hidden = true;
 202             GetCursorPos( &old_mouse_pos );
 203             ShowCursor( FALSE );
 204             break;
 205
 206         case WM_VLC_SHOW_MOUSE:
 207             if( !p_event->p_vout->p_sys->b_cursor_hidden ) break;
 208             p_event->p_vout->p_sys->b_cursor_hidden = false;
 209             GetCursorPos( &old_mouse_pos );
 210             ShowCursor( TRUE );
 211             break;
 212
 213         case WM_LBUTTONDOWN:
 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             DirectXPopupMenu( p_event, false );
 218             break;
 219
 220         case WM_LBUTTONUP:
 221             var_Get( p_event->p_vout, "mouse-button-down", &val );
 222             val.i_int &= ~1;
 223             var_Set( p_event->p_vout, "mouse-button-down", val );
 224
 225             var_SetBool( p_event->p_vout, "mouse-clicked", true );
 226             break;
 227
 228         case WM_LBUTTONDBLCLK:
 229             p_event->p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 230             break;
 231
 232         case WM_MBUTTONDOWN:
 233             var_Get( p_event->p_vout, "mouse-button-down", &val );
 234             val.i_int |= 2;
 235             var_Set( p_event->p_vout, "mouse-button-down", val );
 236             DirectXPopupMenu( p_event, false );
 237             break;
 238
 239         case WM_MBUTTONUP:
 240             var_Get( p_event->p_vout, "mouse-button-down", &val );
 241             val.i_int &= ~2;
 242             var_Set( p_event->p_vout, "mouse-button-down", val );
 243             break;
 244
 245         case WM_RBUTTONDOWN:
 246             var_Get( p_event->p_vout, "mouse-button-down", &val );
 247             val.i_int |= 4;
 248             var_Set( p_event->p_vout, "mouse-button-down", val );
 249             DirectXPopupMenu( p_event, false );
 250             break;
 251
 252         case WM_RBUTTONUP:
 253             var_Get( p_event->p_vout, "mouse-button-down", &val );
 254             val.i_int &= ~4;
 255             var_Set( p_event->p_vout, "mouse-button-down", val );
 256             DirectXPopupMenu( p_event, true );
 257             break;
 258
 259         case WM_KEYDOWN:
 260         case WM_SYSKEYDOWN:
 261             /* The key events are first processed here and not translated
 262              * into WM_CHAR events because we need to know the status of the
 263              * modifier keys. */
 264             val.i_int = DirectXConvertKey( msg.wParam );
 265             if( !val.i_int )
 266             {
 267                 /* This appears to be a "normal" (ascii) key */
 268                 val.i_int = tolower( MapVirtualKey( msg.wParam, 2 ) );
 269             }
 270
 271             if( val.i_int )
 272             {
 273                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 274                 {
 275                     val.i_int |= KEY_MODIFIER_CTRL;
 276                 }
 277                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 278                 {
 279                     val.i_int |= KEY_MODIFIER_SHIFT;
 280                 }
 281                 if( GetKeyState(VK_MENU) & 0x8000 )
 282                 {
 283                     val.i_int |= KEY_MODIFIER_ALT;
 284                 }
 285
 286                 var_Set( p_event->p_libvlc, "key-pressed", val );
 287             }
 288             break;
 289
 290         case WM_MOUSEWHEEL:
 291             if( GET_WHEEL_DELTA_WPARAM( msg.wParam ) > 0 )
 292             {
 293                 val.i_int = KEY_MOUSEWHEELUP;
 294             }
 295             else
 296             {
 297                 val.i_int = KEY_MOUSEWHEELDOWN;
 298             }
 299             if( val.i_int )
 300             {
 301                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 302                 {
 303                     val.i_int |= KEY_MODIFIER_CTRL;
 304                 }
 305                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 306                 {
 307                     val.i_int |= KEY_MODIFIER_SHIFT;
 308                 }
 309                 if( GetKeyState(VK_MENU) & 0x8000 )
 310                 {
 311                     val.i_int |= KEY_MODIFIER_ALT;
 312                 }
 313
 314                 var_Set( p_event->p_libvlc, "key-pressed", val );
 315             }
 316             break;
 317
 318         case WM_VLC_CHANGE_TEXT:
 319             var_Get( p_event->p_vout, "video-title", &val );
 320             if( !val.psz_string || !*val.psz_string ) /* Default video title */
 321             {
 322                 free( val.psz_string );
 323
 324 #ifdef MODULE_NAME_IS_wingdi
 325                 val.psz_string = strdup( VOUT_TITLE " (WinGDI output)" );
 326 #endif
 327 #ifdef MODULE_NAME_IS_wingapi
 328                 val.psz_string = strdup( VOUT_TITLE " (WinGAPI output)" );
 329 #endif
 330 #ifdef MODULE_NAME_IS_glwin32
 331                 val.psz_string = strdup( VOUT_TITLE " (OpenGL output)" );
 332 #endif
 333 #ifdef MODULE_NAME_IS_direct3d
 334                 val.psz_string = strdup( VOUT_TITLE " (Direct3D output)" );
 335 #endif
 336 #ifdef MODULE_NAME_IS_vout_directx
 337                 if( p_event->p_vout->p_sys->b_using_overlay ) val.psz_string =
 338                     strdup( VOUT_TITLE " (hardware YUV overlay DirectX output)" );
 339                 else if( p_event->p_vout->p_sys->b_hw_yuv ) val.psz_string =
 340                     strdup( VOUT_TITLE " (hardware YUV DirectX output)" );
 341                 else val.psz_string =
 342                     strdup( VOUT_TITLE " (software RGB DirectX output)" );
 343 #endif
 344             }
 345
 346 #ifdef UNICODE
 347             {
 348                 wchar_t *psz_title = malloc( strlen(val.psz_string) * 2 + 2 );
 349                 if( psz_title )
 350                 {
 351                     mbstowcs( psz_title, val.psz_string, strlen(val.psz_string)*2);
 352                     psz_title[strlen(val.psz_string)] = 0;
 353                     free( val.psz_string ); val.psz_string = (char *)psz_title;
 354                 }
 355             }
 356 #endif
 357
 358             SetWindowText( p_event->p_vout->p_sys->hwnd,
 359                            (LPCTSTR)val.psz_string );
 360             if( p_event->p_vout->p_sys->hfswnd )
 361                 SetWindowText( p_event->p_vout->p_sys->hfswnd,
 362                                (LPCTSTR)val.psz_string );
 363             free( val.psz_string );
 364             break;
 365
 366         default:
 367             /* Messages we don't handle directly are dispatched to the
 368              * window procedure */
 369             TranslateMessage(&msg);
 370             DispatchMessage(&msg);
 371             break;
 372
 373         } /* End Switch */
 374
 375     } /* End Main loop */
 376
 377     /* Check for WM_QUIT if we created the window */
 378     if( !p_event->p_vout->p_sys->hparent && msg.message == WM_QUIT )
 379     {
 380         msg_Warn( p_event, "WM_QUIT... should not happen!!" );
 381         p_event->p_vout->p_sys->hwnd = NULL; /* Window already destroyed */
 382     }
 383
 384     msg_Dbg( p_event, "DirectXEventThread terminating" );
 385
 386     /* clear the changes formerly signaled */
 387     p_event->p_vout->p_sys->i_changes = 0;
 388
 389     DirectXCloseWindow( p_event->p_vout );
 390     vlc_restorecancel (canc);
 391     return NULL;
 392 }
 393
 394
 395 /* following functions are local */
 396
 397 /*****************************************************************************
 398  * DirectXCreateWindow: create a window for the video.
 399  *****************************************************************************
 400  * Before creating a direct draw surface, we need to create a window in which
 401  * the video will be displayed. This window will also allow us to capture the
 402  * events.
 403  *****************************************************************************/
 404 static int DirectXCreateWindow( vout_thread_t *p_vout )
 405 {
 406     HINSTANCE  hInstance;
 407     HMENU      hMenu;
 408     RECT       rect_window;
 409     WNDCLASS   wc;                            /* window class components */
 410     HICON      vlc_icon = NULL;
 411     char       vlc_path[MAX_PATH+1];
 412     int        i_style, i_stylex;
 413
 414     msg_Dbg( p_vout, "DirectXCreateWindow" );
 415
 416     /* Get this module's instance */
 417     hInstance = GetModuleHandle(NULL);
 418
 419     /* If an external window was specified, we'll draw in it. */
 420     p_vout->p_sys->parent_window =
 421         vout_RequestHWND( p_vout, &p_vout->p_sys->i_window_x,
 422                             &p_vout->p_sys->i_window_y,
 423                             &p_vout->p_sys->i_window_width,
 424                             &p_vout->p_sys->i_window_height );
 425     if( p_vout->p_sys->parent_window )
 426         p_vout->p_sys->hparent = p_vout->p_sys->parent_window->handle.hwnd;
 427
 428     /* We create the window ourself, there is no previous window proc. */
 429     p_vout->p_sys->pf_wndproc = NULL;
 430
 431     /* Get the Icon from the main app */
 432     vlc_icon = NULL;
 433 #ifndef UNDER_CE
 434     if( GetModuleFileName( NULL, vlc_path, MAX_PATH ) )
 435     {
 436         vlc_icon = ExtractIcon( hInstance, vlc_path, 0 );
 437     }
 438 #endif
 439
 440     /* Fill in the window class structure */
 441     wc.style         = CS_OWNDC|CS_DBLCLKS;          /* style: dbl click */
 442     wc.lpfnWndProc   = (WNDPROC)DirectXEventProc;       /* event handler */
 443     wc.cbClsExtra    = 0;                         /* no extra class data */
 444     wc.cbWndExtra    = 0;                        /* no extra window data */
 445     wc.hInstance     = hInstance;                            /* instance */
 446     wc.hIcon         = vlc_icon;                /* load the vlc big icon */
 447     wc.hCursor       = LoadCursor(NULL, IDC_ARROW);    /* default cursor */
 448     wc.hbrBackground = GetStockObject(BLACK_BRUSH);  /* background color */
 449     wc.lpszMenuName  = NULL;                                  /* no menu */
 450     wc.lpszClassName = _T("VLC DirectX");         /* use a special class */
 451
 452     /* Register the window class */
 453     if( !RegisterClass(&wc) )
 454     {
 455         WNDCLASS wndclass;
 456
 457         if( vlc_icon ) DestroyIcon( vlc_icon );
 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"), &wndclass ) )
 462         {
 463             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 464             return VLC_EGENERIC;
 465         }
 466     }
 467
 468     /* Register the video sub-window class */
 469     wc.lpszClassName = _T("VLC DirectX video"); wc.hIcon = 0;
 470     wc.hbrBackground = NULL; /* no background color */
 471     if( !RegisterClass(&wc) )
 472     {
 473         WNDCLASS wndclass;
 474
 475         /* Check why it failed. If it's because one already exists
 476          * then fine, otherwise return with an error. */
 477         if( !GetClassInfo( hInstance, _T("VLC DirectX video"), &wndclass ) )
 478         {
 479             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 480             return VLC_EGENERIC;
 481         }
 482     }
 483
 484     /* When you create a window you give the dimensions you wish it to
 485      * have. Unfortunatly these dimensions will include the borders and
 486      * titlebar. We use the following function to find out the size of
 487      * the window corresponding to the useable surface we want */
 488     rect_window.top    = 10;
 489     rect_window.left   = 10;
 490     rect_window.right  = rect_window.left + p_vout->p_sys->i_window_width;
 491     rect_window.bottom = rect_window.top + p_vout->p_sys->i_window_height;
 492
 493     if( var_GetBool( p_vout, "video-deco" ) )
 494     {
 495         /* Open with window decoration */
 496         AdjustWindowRect( &rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0 );
 497         i_style = WS_OVERLAPPEDWINDOW|WS_SIZEBOX|WS_VISIBLE|WS_CLIPCHILDREN;
 498         i_stylex = 0;
 499     }
 500     else
 501     {
 502         /* No window decoration */
 503         AdjustWindowRect( &rect_window, WS_POPUP, 0 );
 504         i_style = WS_POPUP|WS_VISIBLE|WS_CLIPCHILDREN;
 505         i_stylex = 0; // WS_EX_TOOLWINDOW; Is TOOLWINDOW really needed ?
 506                       // It messes up the fullscreen window.
 507     }
 508
 509     if( p_vout->p_sys->hparent )
 510     {
 511         i_style = WS_VISIBLE|WS_CLIPCHILDREN|WS_CHILD;
 512         i_stylex = 0;
 513     }
 514
 515     p_vout->p_sys->i_window_style = i_style;
 516
 517     /* Create the window */
 518     p_vout->p_sys->hwnd =
 519         CreateWindowEx( WS_EX_NOPARENTNOTIFY | i_stylex,
 520                     _T("VLC DirectX"),               /* name of window class */
 521                     _T(VOUT_TITLE) _T(" (DirectX Output)"),  /* window title */
 522                     i_style,                                 /* window style */
 523                     (p_vout->p_sys->i_window_x < 0) ? CW_USEDEFAULT :
 524                         (UINT)p_vout->p_sys->i_window_x,   /* default X coordinate */
 525                     (p_vout->p_sys->i_window_y < 0) ? CW_USEDEFAULT :
 526                         (UINT)p_vout->p_sys->i_window_y,   /* default Y coordinate */
 527                     rect_window.right - rect_window.left,    /* window width */
 528                     rect_window.bottom - rect_window.top,   /* window height */
 529                     p_vout->p_sys->hparent,                 /* parent window */
 530                     NULL,                          /* no menu in this window */
 531                     hInstance,            /* handle of this program instance */
 532                     (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 533
 534     if( !p_vout->p_sys->hwnd )
 535     {
 536         msg_Warn( p_vout, "DirectXCreateWindow create window FAILED (err=%lu)", GetLastError() );
 537         return VLC_EGENERIC;
 538     }
 539
 540     if( p_vout->p_sys->hparent )
 541     {
 542         LONG i_style;
 543
 544         /* We don't want the window owner to overwrite our client area */
 545         i_style = GetWindowLong( p_vout->p_sys->hparent, GWL_STYLE );
 546
 547         if( !(i_style & WS_CLIPCHILDREN) )
 548             /* Hmmm, apparently this is a blocking call... */
 549             SetWindowLong( p_vout->p_sys->hparent, GWL_STYLE,
 550                            i_style | WS_CLIPCHILDREN );
 551
 552         /* Create our fullscreen window */
 553         p_vout->p_sys->hfswnd =
 554             CreateWindowEx( WS_EX_APPWINDOW, _T("VLC DirectX"),
 555                             _T(VOUT_TITLE) _T(" (DirectX Output)"),
 556                             WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|WS_SIZEBOX,
 557                             CW_USEDEFAULT, CW_USEDEFAULT,
 558                             CW_USEDEFAULT, CW_USEDEFAULT,
 559                             NULL, NULL, hInstance, NULL );
 560     }
 561
 562     /* Append a "Always On Top" entry in the system menu */
 563     hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 564     AppendMenu( hMenu, MF_SEPARATOR, 0, _T("") );
 565     AppendMenu( hMenu, MF_STRING | MF_UNCHECKED,
 566                        IDM_TOGGLE_ON_TOP, _T("Always on &Top") );
 567
 568     /* Create video sub-window. This sub window will always exactly match
 569      * the size of the video, which allows us to use crazy overlay colorkeys
 570      * without having them shown outside of the video area. */
 571     p_vout->p_sys->hvideownd =
 572     CreateWindow( _T("VLC DirectX video"), _T(""),   /* window class */
 573         WS_CHILD,                   /* window style, not visible initially */
 574         0, 0,
 575         p_vout->render.i_width,         /* default width */
 576         p_vout->render.i_height,        /* default height */
 577         p_vout->p_sys->hwnd,                    /* parent window */
 578         NULL, hInstance,
 579         (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 580
 581     if( !p_vout->p_sys->hvideownd )
 582         msg_Warn( p_vout, "can't create video sub-window" );
 583     else
 584         msg_Dbg( p_vout, "created video sub-window" );
 585
 586     /* Now display the window */
 587     ShowWindow( p_vout->p_sys->hwnd, SW_SHOW );
 588
 589     return VLC_SUCCESS;
 590 }
 591
 592 /*****************************************************************************
 593  * DirectXCloseWindow: close the window created by DirectXCreateWindow
 594  *****************************************************************************
 595  * This function returns all resources allocated by DirectXCreateWindow.
 596  *****************************************************************************/
 597 static void DirectXCloseWindow( vout_thread_t *p_vout )
 598 {
 599     msg_Dbg( p_vout, "DirectXCloseWindow" );
 600
 601     DestroyWindow( p_vout->p_sys->hwnd );
 602     if( p_vout->p_sys->hfswnd ) DestroyWindow( p_vout->p_sys->hfswnd );
 603
 604     vout_ReleaseWindow( p_vout->p_sys->parent_window );
 605     p_vout->p_sys->hwnd = NULL;
 606
 607     /* We don't unregister the Window Class because it could lead to race
 608      * conditions and it will be done anyway by the system when the app will
 609      * exit */
 610 }
 611
 612 /*****************************************************************************
 613  * UpdateRects: update clipping rectangles
 614  *****************************************************************************
 615  * This function is called when the window position or size are changed, and
 616  * its job is to update the source and destination RECTs used to display the
 617  * picture.
 618  *****************************************************************************/
 619 void UpdateRects( vout_thread_t *p_vout, bool b_force )
 620 {
 621 #define rect_src p_vout->p_sys->rect_src
 622 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 623 #define rect_dest p_vout->p_sys->rect_dest
 624 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 625
 626     int i_width, i_height, i_x, i_y;
 627
 628     RECT  rect;
 629     POINT point;
 630
 631     /* Retrieve the window size */
 632     GetClientRect( p_vout->p_sys->hwnd, &rect );
 633
 634     /* Retrieve the window position */
 635     point.x = point.y = 0;
 636     ClientToScreen( p_vout->p_sys->hwnd, &point );
 637
 638     /* If nothing changed, we can return */
 639     if( !b_force
 640          && p_vout->p_sys->i_window_width == rect.right
 641          && p_vout->p_sys->i_window_height == rect.bottom
 642          && p_vout->p_sys->i_window_x == point.x
 643          && p_vout->p_sys->i_window_y == point.y )
 644     {
 645         return;
 646     }
 647
 648     /* Update the window position and size */
 649     p_vout->p_sys->i_window_x = point.x;
 650     p_vout->p_sys->i_window_y = point.y;
 651     p_vout->p_sys->i_window_width = rect.right;
 652     p_vout->p_sys->i_window_height = rect.bottom;
 653
 654     vout_PlacePicture( p_vout, rect.right, rect.bottom,
 655                        &i_x, &i_y, &i_width, &i_height );
 656
 657     if( p_vout->p_sys->hvideownd )
 658         SetWindowPos( p_vout->p_sys->hvideownd, 0,
 659                       i_x, i_y, i_width, i_height,
 660                       SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
 661
 662     /* Destination image position and dimensions */
 663     rect_dest.left = point.x + i_x;
 664     rect_dest.right = rect_dest.left + i_width;
 665     rect_dest.top = point.y + i_y;
 666     rect_dest.bottom = rect_dest.top + i_height;
 667
 668 #ifdef MODULE_NAME_IS_vout_directx
 669     /* Apply overlay hardware constraints */
 670     if( p_vout->p_sys->b_using_overlay )
 671     {
 672         if( p_vout->p_sys->i_align_dest_boundary )
 673             rect_dest.left = ( rect_dest.left +
 674                 p_vout->p_sys->i_align_dest_boundary / 2 ) &
 675                 ~p_vout->p_sys->i_align_dest_boundary;
 676
 677         if( p_vout->p_sys->i_align_dest_size )
 678             rect_dest.right = (( rect_dest.right - rect_dest.left +
 679                 p_vout->p_sys->i_align_dest_size / 2 ) &
 680                 ~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
 681     }
 682
 683     /* UpdateOverlay directdraw function doesn't automatically clip to the
 684      * display size so we need to do it otherwise it will fail */
 685
 686     /* Clip the destination window */
 687     if( !IntersectRect( &rect_dest_clipped, &rect_dest,
 688                         &p_vout->p_sys->rect_display ) )
 689     {
 690         SetRectEmpty( &rect_src_clipped );
 691         return;
 692     }
 693
 694 #if 0
 695     msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
 696                      " %i,%i,%i,%i",
 697                      rect_dest_clipped.left, rect_dest_clipped.top,
 698                      rect_dest_clipped.right, rect_dest_clipped.bottom );
 699 #endif
 700
 701 #else /* MODULE_NAME_IS_vout_directx */
 702
 703     /* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
 704     rect_dest_clipped = rect_dest;
 705
 706 #endif
 707
 708     /* the 2 following lines are to fix a bug when clicking on the desktop */
 709     if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
 710         (rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
 711     {
 712         SetRectEmpty( &rect_src_clipped );
 713         return;
 714     }
 715
 716     /* src image dimensions */
 717     rect_src.left = 0;
 718     rect_src.top = 0;
 719     rect_src.right = p_vout->render.i_width;
 720     rect_src.bottom = p_vout->render.i_height;
 721
 722     /* Clip the source image */
 723     rect_src_clipped.left = p_vout->fmt_out.i_x_offset +
 724       (rect_dest_clipped.left - rect_dest.left) *
 725       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 726     rect_src_clipped.right = p_vout->fmt_out.i_x_offset +
 727       p_vout->fmt_out.i_visible_width -
 728       (rect_dest.right - rect_dest_clipped.right) *
 729       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 730     rect_src_clipped.top = p_vout->fmt_out.i_y_offset +
 731       (rect_dest_clipped.top - rect_dest.top) *
 732       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 733     rect_src_clipped.bottom = p_vout->fmt_out.i_y_offset +
 734       p_vout->fmt_out.i_visible_height -
 735       (rect_dest.bottom - rect_dest_clipped.bottom) *
 736       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 737
 738 #ifdef MODULE_NAME_IS_vout_directx
 739     /* Apply overlay hardware constraints */
 740     if( p_vout->p_sys->b_using_overlay )
 741     {
 742         if( p_vout->p_sys->i_align_src_boundary )
 743             rect_src_clipped.left = ( rect_src_clipped.left +
 744                 p_vout->p_sys->i_align_src_boundary / 2 ) &
 745                 ~p_vout->p_sys->i_align_src_boundary;
 746
 747         if( p_vout->p_sys->i_align_src_size )
 748             rect_src_clipped.right = (( rect_src_clipped.right -
 749                 rect_src_clipped.left +
 750                 p_vout->p_sys->i_align_src_size / 2 ) &
 751                 ~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left;
 752     }
 753 #endif
 754
 755 #if 0
 756     msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped"
 757                      " coords: %i,%i,%i,%i",
 758                      rect_src_clipped.left, rect_src_clipped.top,
 759                      rect_src_clipped.right, rect_src_clipped.bottom );
 760 #endif
 761
 762 #ifdef MODULE_NAME_IS_vout_directx
 763     /* The destination coordinates need to be relative to the current
 764      * directdraw primary surface (display) */
 765     rect_dest_clipped.left -= p_vout->p_sys->rect_display.left;
 766     rect_dest_clipped.right -= p_vout->p_sys->rect_display.left;
 767     rect_dest_clipped.top -= p_vout->p_sys->rect_display.top;
 768     rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top;
 769
 770     if( p_vout->p_sys->b_using_overlay )
 771         DirectDrawUpdateOverlay( p_vout );
 772 #endif
 773
 774     /* Signal the change in size/position */
 775     p_vout->p_sys->i_changes |= DX_POSITION_CHANGE;
 776
 777 #undef rect_src
 778 #undef rect_src_clipped
 779 #undef rect_dest
 780 #undef rect_dest_clipped
 781 }
 782
 783 /*****************************************************************************
 784  * DirectXEventProc: This is the window event processing function.
 785  *****************************************************************************
 786  * On Windows, when you create a window you have to attach an event processing
 787  * function to it. The aim of this function is to manage "Queued Messages" and
 788  * "Nonqueued Messages".
 789  * Queued Messages are those picked up and retransmitted by vout_Manage
 790  * (using the GetMessage and DispatchMessage functions).
 791  * Nonqueued Messages are those that Windows will send directly to this
 792  * procedure (like WM_DESTROY, WM_WINDOWPOSCHANGED...)
 793  *****************************************************************************/
 794 static long FAR PASCAL DirectXEventProc( HWND hwnd, UINT message,
 795                                          WPARAM wParam, LPARAM lParam )
 796 {
 797     vout_thread_t *p_vout;
 798
 799     if( message == WM_CREATE )
 800     {
 801         /* Store p_vout for future use */
 802         p_vout = (vout_thread_t *)((CREATESTRUCT *)lParam)->lpCreateParams;
 803         SetWindowLongPtr( hwnd, GWLP_USERDATA, (LONG_PTR)p_vout );
 804         return TRUE;
 805     }
 806     else
 807     {
 808         p_vout = (vout_thread_t *)GetWindowLongPtr( hwnd, GWLP_USERDATA );
 809         if( !p_vout )
 810         {
 811             /* Hmmm mozilla does manage somehow to save the pointer to our
 812              * windowproc and still calls it after the vout has been closed. */
 813             return DefWindowProc(hwnd, message, wParam, lParam);
 814         }
 815     }
 816
 817 #ifndef UNDER_CE
 818     /* Catch the screensaver and the monitor turn-off */
 819     if( message == WM_SYSCOMMAND &&
 820         ( (wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER ) )
 821     {
 822         //if( p_vout ) msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND screensaver" );
 823         return 0; /* this stops them from happening */
 824     }
 825 #endif
 826
 827     if( hwnd == p_vout->p_sys->hvideownd )
 828     {
 829         switch( message )
 830         {
 831 #ifdef MODULE_NAME_IS_vout_directx
 832         case WM_ERASEBKGND:
 833         /* For overlay, we need to erase background */
 834             return !p_vout->p_sys->b_using_overlay ?
 835                 1 : DefWindowProc(hwnd, message, wParam, lParam);
 836         case WM_PAINT:
 837         /*
 838         ** For overlay, DefWindowProc() will erase dirty regions
 839         ** with colorkey.
 840         ** For non-overlay, vout will paint the whole window at
 841         ** regular interval, therefore dirty regions can be ignored
 842         ** to minimize repaint.
 843         */
 844             if( !p_vout->p_sys->b_using_overlay )
 845             {
 846                 ValidateRect(hwnd, NULL);
 847             }
 848             // fall through to default
 849 #else
 850         /*
 851         ** For OpenGL and Direct3D, vout will update the whole
 852         ** window at regular interval, therefore dirty region
 853         ** can be ignored to minimize repaint.
 854         */
 855         case WM_ERASEBKGND:
 856             /* nothing to erase */
 857             return 1;
 858         case WM_PAINT:
 859             /* nothing to repaint */
 860             ValidateRect(hwnd, NULL);
 861             // fall through
 862 #endif
 863         default:
 864             return DefWindowProc(hwnd, message, wParam, lParam);
 865         }
 866     }
 867
 868     switch( message )
 869     {
 870
 871     case WM_WINDOWPOSCHANGED:
 872         UpdateRects( p_vout, true );
 873         return 0;
 874
 875     /* the user wants to close the window */
 876     case WM_CLOSE:
 877     {
 878         playlist_t * p_playlist = pl_Hold( p_vout );
 879         if( p_playlist )
 880         {
 881             playlist_Stop( p_playlist );
 882             pl_Release( p_vout );
 883         }
 884         return 0;
 885     }
 886
 887     /* the window has been closed so shut down everything now */
 888     case WM_DESTROY:
 889         msg_Dbg( p_vout, "WinProc WM_DESTROY" );
 890         /* just destroy the window */
 891         PostQuitMessage( 0 );
 892         return 0;
 893
 894     case WM_SYSCOMMAND:
 895         switch (wParam)
 896         {
 897             case IDM_TOGGLE_ON_TOP:            /* toggle the "on top" status */
 898             {
 899                 vlc_value_t val;
 900                 msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND: IDM_TOGGLE_ON_TOP");
 901
 902                 /* Change the current value */
 903                 var_Get( p_vout, "video-on-top", &val );
 904                 val.b_bool = !val.b_bool;
 905                 var_Set( p_vout, "video-on-top", val );
 906                 return 0;
 907             }
 908         }
 909         break;
 910
 911     case WM_PAINT:
 912     case WM_NCPAINT:
 913     case WM_ERASEBKGND:
 914         return DefWindowProc(hwnd, message, wParam, lParam);
 915
 916     case WM_KILLFOCUS:
 917 #ifdef MODULE_NAME_IS_wingapi
 918         p_vout->p_sys->b_focus = false;
 919         if( !p_vout->p_sys->b_parent_focus ) GXSuspend();
 920 #endif
 921 #ifdef UNDER_CE
 922         if( hwnd == p_vout->p_sys->hfswnd )
 923         {
 924             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 925             ShowWindow( htbar, SW_SHOW );
 926         }
 927
 928         if( !p_vout->p_sys->hparent ||
 929             hwnd == p_vout->p_sys->hfswnd )
 930         {
 931             SHFullScreen( hwnd, SHFS_SHOWSIPBUTTON );
 932         }
 933 #endif
 934         return 0;
 935
 936     case WM_SETFOCUS:
 937 #ifdef MODULE_NAME_IS_wingapi
 938         p_vout->p_sys->b_focus = true;
 939         GXResume();
 940 #endif
 941 #ifdef UNDER_CE
 942         if( p_vout->p_sys->hparent &&
 943             hwnd != p_vout->p_sys->hfswnd && p_vout->b_fullscreen )
 944             p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 945
 946         if( hwnd == p_vout->p_sys->hfswnd )
 947         {
 948             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 949             ShowWindow( htbar, SW_HIDE );
 950         }
 951
 952         if( !p_vout->p_sys->hparent ||
 953             hwnd == p_vout->p_sys->hfswnd )
 954         {
 955             SHFullScreen( hwnd, SHFS_HIDESIPBUTTON );
 956         }
 957 #endif
 958         return 0;
 959
 960     default:
 961         //msg_Dbg( p_vout, "WinProc WM Default %i", message );
 962         break;
 963     }
 964
 965     /* Let windows handle the message */
 966     return DefWindowProc(hwnd, message, wParam, lParam);
 967 }
 968
 969 static struct
 970 {
 971     int i_dxkey;
 972     int i_vlckey;
 973
 974 } dxkeys_to_vlckeys[] =
 975 {
 976     { VK_F1, KEY_F1 }, { VK_F2, KEY_F2 }, { VK_F3, KEY_F3 }, { VK_F4, KEY_F4 },
 977     { VK_F5, KEY_F5 }, { VK_F6, KEY_F6 }, { VK_F7, KEY_F7 }, { VK_F8, KEY_F8 },
 978     { VK_F9, KEY_F9 }, { VK_F10, KEY_F10 }, { VK_F11, KEY_F11 },
 979     { VK_F12, KEY_F12 },
 980
 981     { VK_RETURN, KEY_ENTER },
 982     { VK_SPACE, KEY_SPACE },
 983     { VK_ESCAPE, KEY_ESC },
 984
 985     { VK_LEFT, KEY_LEFT },
 986     { VK_RIGHT, KEY_RIGHT },
 987     { VK_UP, KEY_UP },
 988     { VK_DOWN, KEY_DOWN },
 989
 990     { VK_HOME, KEY_HOME },
 991     { VK_END, KEY_END },
 992     { VK_PRIOR, KEY_PAGEUP },
 993     { VK_NEXT, KEY_PAGEDOWN },
 994
 995     { VK_INSERT, KEY_INSERT },
 996     { VK_DELETE, KEY_DELETE },
 997
 998     { VK_CONTROL, 0 },
 999     { VK_SHIFT, 0 },
1000     { VK_MENU, 0 },
1001
1002     { VK_BROWSER_BACK, KEY_BROWSER_BACK },
1003     { VK_BROWSER_FORWARD, KEY_BROWSER_FORWARD },
1004     { VK_BROWSER_REFRESH, KEY_BROWSER_REFRESH },
1005     { VK_BROWSER_STOP, KEY_BROWSER_STOP },
1006     { VK_BROWSER_SEARCH, KEY_BROWSER_SEARCH },
1007     { VK_BROWSER_FAVORITES, KEY_BROWSER_FAVORITES },
1008     { VK_BROWSER_HOME, KEY_BROWSER_HOME },
1009     { VK_VOLUME_MUTE, KEY_VOLUME_MUTE },
1010     { VK_VOLUME_DOWN, KEY_VOLUME_DOWN },
1011     { VK_VOLUME_UP, KEY_VOLUME_UP },
1012     { VK_MEDIA_NEXT_TRACK, KEY_MEDIA_NEXT_TRACK },
1013     { VK_MEDIA_PREV_TRACK, KEY_MEDIA_PREV_TRACK },
1014     { VK_MEDIA_STOP, KEY_MEDIA_STOP },
1015     { VK_MEDIA_PLAY_PAUSE, KEY_MEDIA_PLAY_PAUSE },
1016
1017     { 0, 0 }
1018 };
1019
1020 static int DirectXConvertKey( int i_key )
1021 {
1022     int i;
1023
1024     for( i = 0; dxkeys_to_vlckeys[i].i_dxkey != 0; i++ )
1025     {
1026         if( dxkeys_to_vlckeys[i].i_dxkey == i_key )
1027         {
1028             return dxkeys_to_vlckeys[i].i_vlckey;
1029         }
1030     }
1031
1032     return 0;
1033 }
1034
1035 /*****************************************************************************
1036  * Control: control facility for the vout
1037  *****************************************************************************/
1038 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
1039 {
1040     unsigned int *pi_width, *pi_height;
1041         bool b_bool;
1042     RECT rect_window;
1043     POINT point;
1044
1045     switch( i_query )
1046     {
1047     case VOUT_SET_SIZE:
1048         if( p_vout->p_sys->parent_window )
1049             return vaControlParentWindow( p_vout, i_query, args );
1050
1051         /* Update dimensions */
1052         rect_window.top = rect_window.left = 0;
1053         rect_window.right  = va_arg( args, unsigned int );
1054         rect_window.bottom = va_arg( args, unsigned int );
1055         if( !rect_window.right ) rect_window.right = p_vout->i_window_width;
1056         if( !rect_window.bottom ) rect_window.bottom = p_vout->i_window_height;
1057         AdjustWindowRect( &rect_window, p_vout->p_sys->i_window_style, 0 );
1058
1059         SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1060                       rect_window.right - rect_window.left,
1061                       rect_window.bottom - rect_window.top, SWP_NOMOVE );
1062
1063         return VLC_SUCCESS;
1064
1065     case VOUT_REPARENT:
1066         /* Retrieve the window position */
1067         point.x = point.y = 0;
1068         ClientToScreen( p_vout->p_sys->hwnd, &point );
1069
1070         HWND d = 0;
1071
1072         if( i_query == VOUT_REPARENT ) d = (HWND)va_arg( args, int );
1073         if( !d )
1074         {
1075             vlc_mutex_lock( &p_vout->p_sys->lock );
1076             p_vout->p_sys->hparent = 0;
1077             vlc_mutex_unlock( &p_vout->p_sys->lock );
1078             SetParent( p_vout->p_sys->hwnd, 0 );
1079             p_vout->p_sys->i_window_style =
1080                 WS_CLIPCHILDREN | WS_OVERLAPPEDWINDOW | WS_SIZEBOX;
1081             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1082                            p_vout->p_sys->i_window_style | WS_VISIBLE);
1083             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1084             SetWindowPos( p_vout->p_sys->hwnd, 0, point.x, point.y, 0, 0,
1085                           SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED );
1086         }
1087         else
1088         {
1089             vlc_mutex_lock( &p_vout->p_sys->lock );
1090             p_vout->p_sys->hparent = d;
1091             vlc_mutex_unlock( &p_vout->p_sys->lock );
1092
1093             SetParent( p_vout->p_sys->hwnd, d );
1094             p_vout->p_sys->i_window_style = WS_CLIPCHILDREN;
1095             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1096                            p_vout->p_sys->i_window_style | WS_VISIBLE);
1097             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1098
1099             /* Retrieve the parent size */
1100             RECT  rect;
1101             GetClientRect( d, &rect );
1102             SetWindowPos( p_vout->p_sys->hwnd, d, point.x, point.y, rect.right, rect.bottom,
1103                           SWP_FRAMECHANGED );
1104         }
1105
1106         vout_ReleaseWindow( p_vout->p_sys->parent_window );
1107         return VLC_SUCCESS;
1108
1109     case VOUT_SET_STAY_ON_TOP:
1110         if( p_vout->p_sys->hparent && !var_GetBool( p_vout, "fullscreen" ) )
1111             return vaControlParentWindow( p_vout, i_query, args );
1112
1113         p_vout->p_sys->b_on_top_change = true;
1114         return VLC_SUCCESS;
1115
1116     default:
1117         return VLC_EGENERIC;
1118     }
1119 }
1120
1121
1122 /* Internal wrapper over GetWindowPlacement */
1123 static WINDOWPLACEMENT getWindowState(HWND hwnd)
1124 {
1125     WINDOWPLACEMENT window_placement;
1126     window_placement.length = sizeof(WINDOWPLACEMENT);
1127     GetWindowPlacement( hwnd, &window_placement );
1128     return window_placement;
1129 }
1130
1131 /* Internal wrapper to call vout_ControlWindow for hparent */
1132 static int vaControlParentWindow( vout_thread_t *p_vout, int i_query,
1133                                    va_list args )
1134 {
1135     return vout_ControlWindow( p_vout->p_sys->parent_window, i_query, args );
1136 }
1137
1138 static int ControlParentWindow( vout_thread_t *p_vout, int i_query, ... )
1139 {
1140     va_list args;
1141     int ret;
1142
1143     va_start( args, i_query );
1144     ret = vaControlParentWindow( p_vout, i_query, args );
1145     va_end( args );
1146     return ret;
1147 }
1148
1149 void Win32ToggleFullscreen( vout_thread_t *p_vout )
1150 {
1151     HWND hwnd = (p_vout->p_sys->hparent && p_vout->p_sys->hfswnd) ?
1152         p_vout->p_sys->hfswnd : p_vout->p_sys->hwnd;
1153
1154     /* Save the current windows placement/placement to restore
1155        when fullscreen is over */
1156     WINDOWPLACEMENT window_placement = getWindowState( hwnd );
1157
1158     p_vout->b_fullscreen = ! p_vout->b_fullscreen;
1159
1160     /* We want to go to Fullscreen */
1161     if( p_vout->b_fullscreen )
1162     {
1163         msg_Dbg( p_vout, "entering fullscreen mode" );
1164
1165         /* Change window style, no borders and no title bar */
1166         int i_style = WS_CLIPCHILDREN | WS_VISIBLE;
1167         SetWindowLong( hwnd, GWL_STYLE, i_style );
1168
1169         if( p_vout->p_sys->hparent )
1170         {
1171 #ifdef UNDER_CE
1172             POINT point = {0,0};
1173             RECT rect;
1174             ClientToScreen( p_vout->p_sys->hwnd, &point );
1175             GetClientRect( p_vout->p_sys->hwnd, &rect );
1176             SetWindowPos( hwnd, 0, point.x, point.y,
1177                           rect.right, rect.bottom,
1178                           SWP_NOZORDER|SWP_FRAMECHANGED );
1179 #else
1180             /* Retrieve current window position so fullscreen will happen
1181             *on the right screen */
1182             HMONITOR hmon = MonitorFromWindow(p_vout->p_sys->hparent,
1183                                             MONITOR_DEFAULTTONEAREST);
1184             MONITORINFO mi = {sizeof(mi)};
1185             if (GetMonitorInfo(hmon, &mi))
1186             SetWindowPos( hwnd, 0,
1187                             mi.rcMonitor.left,
1188                             mi.rcMonitor.top,
1189                             mi.rcMonitor.right - mi.rcMonitor.left,
1190                             mi.rcMonitor.bottom - mi.rcMonitor.top,
1191                             SWP_NOZORDER|SWP_FRAMECHANGED );
1192 #endif
1193         }
1194         else
1195         {
1196             /* Maximize non embedded window */
1197             ShowWindow( hwnd, SW_SHOWMAXIMIZED );
1198         }
1199
1200         if( p_vout->p_sys->hparent )
1201         {
1202             /* Hide the previous window */
1203             RECT rect;
1204             GetClientRect( hwnd, &rect );
1205             SetParent( p_vout->p_sys->hwnd, hwnd );
1206             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1207                           rect.right, rect.bottom,
1208                           SWP_NOZORDER|SWP_FRAMECHANGED );
1209
1210 #ifdef UNDER_CE
1211             HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
1212 #else
1213             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1214 #endif
1215             ShowWindow( topLevelParent, SW_HIDE );
1216         }
1217
1218         SetForegroundWindow( hwnd );
1219     }
1220     else
1221     {
1222         msg_Dbg( p_vout, "leaving fullscreen mode" );
1223         /* Change window style, no borders and no title bar */
1224         SetWindowLong( hwnd, GWL_STYLE, p_vout->p_sys->i_window_style );
1225
1226         if( p_vout->p_sys->hparent )
1227         {
1228             RECT rect;
1229             GetClientRect( p_vout->p_sys->hparent, &rect );
1230             SetParent( p_vout->p_sys->hwnd, p_vout->p_sys->hparent );
1231             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1232                           rect.right, rect.bottom,
1233                           SWP_NOZORDER|SWP_FRAMECHANGED );
1234
1235 #ifdef UNDER_CE
1236             HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
1237 #else
1238             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1239 #endif
1240             ShowWindow( topLevelParent, SW_SHOW );
1241             SetForegroundWindow( p_vout->p_sys->hparent );
1242             ShowWindow( hwnd, SW_HIDE );
1243         }
1244         else
1245         {
1246             /* return to normal window for non embedded vout */
1247             SetWindowPlacement( hwnd, &window_placement );
1248             ShowWindow( hwnd, SW_SHOWNORMAL );
1249         }
1250
1251         /* Make sure the mouse cursor is displayed */
1252         PostMessage( p_vout->p_sys->hwnd, WM_VLC_SHOW_MOUSE, 0, 0 );
1253     }
1254
1255     vlc_value_t val;
1256     /* Update the object variable and trigger callback */
1257     val.b_bool = p_vout->b_fullscreen;
1258     var_Set( p_vout, "fullscreen", val );
1259 }