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) 2001-2009 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 <tchar.h>
  48 #include <windowsx.h>
  49 #include <shellapi.h>
  50
  51 #ifdef MODULE_NAME_IS_directx
  52 #include <ddraw.h>
  53 #endif
  54 #ifdef MODULE_NAME_IS_direct3d
  55 #include <d3d9.h>
  56 #endif
  57 #ifdef MODULE_NAME_IS_glwin32
  58 #include <GL/gl.h>
  59 #endif
  60
  61 #include <vlc_keys.h>
  62 #include "vout.h"
  63
  64 #ifdef UNDER_CE
  65 #include <aygshell.h>
  66     //WINSHELLAPI BOOL WINAPI SHFullScreen(HWND hwndRequester, DWORD dwState);
  67 #endif
  68
  69 /*#if defined(UNDER_CE) && !defined(__PLUGIN__) --FIXME*/
  70 /*#   define SHFS_SHOWSIPBUTTON 0x0004
  71 #   define SHFS_HIDESIPBUTTON 0x0008
  72 #   define MENU_HEIGHT 26
  73     BOOL SHFullScreen(HWND hwndRequester, DWORD dwState);
  74 #endif*/
  75
  76
  77 /*****************************************************************************
  78  * Local prototypes.
  79  *****************************************************************************/
  80 static int  DirectXCreateWindow( vout_thread_t *p_vout );
  81 static void DirectXCloseWindow ( vout_thread_t *p_vout );
  82 static long FAR PASCAL DirectXEventProc( HWND, UINT, WPARAM, LPARAM );
  83
  84 static int Control( vout_thread_t *p_vout, int i_query, va_list args );
  85 static int vaControlParentWindow( vout_thread_t *, int, va_list );
  86
  87 static void DirectXPopupMenu( event_thread_t *p_event, bool b_open )
  88 {
  89     vlc_value_t val;
  90     val.b_bool = b_open;
  91     var_Set( p_event->p_libvlc, "intf-popupmenu", val );
  92 }
  93
  94 static int DirectXConvertKey( int i_key );
  95
  96 /*****************************************************************************
  97  * EventThread: Create video window & handle its messages
  98  *****************************************************************************
  99  * This function creates a video window and then enters an infinite loop
 100  * that handles the messages sent to that window.
 101  * The main goal of this thread is to isolate the Win32 PeekMessage function
 102  * because this one can block for a long time.
 103  *****************************************************************************/
 104 void* EventThread( vlc_object_t *p_this )
 105 {
 106     event_thread_t *p_event = (event_thread_t *)p_this;
 107     MSG msg;
 108     POINT old_mouse_pos = {0,0}, mouse_pos;
 109     vlc_value_t val;
 110     unsigned int i_width, i_height, i_x, i_y;
 111     HMODULE hkernel32;
 112     int canc = vlc_savecancel ();
 113
 114     /* Initialisation */
 115     p_event->p_vout->pf_control = Control;
 116
 117     /* Create a window for the video */
 118     /* Creating a window under Windows also initializes the thread's event
 119      * message queue */
 120     if( DirectXCreateWindow( p_event->p_vout ) )
 121     {
 122         vlc_restorecancel (canc);
 123         return NULL;
 124     }
 125
 126     /* Signal the creation of the window */
 127     SetEvent( p_event->window_ready );
 128
 129 #ifndef UNDER_CE
 130     /* Set power management stuff */
 131     if( (hkernel32 = GetModuleHandle( _T("KERNEL32") ) ) )
 132     {
 133         ULONG (WINAPI* OurSetThreadExecutionState)( ULONG );
 134
 135         OurSetThreadExecutionState = (ULONG (WINAPI*)( ULONG ))
 136             GetProcAddress( hkernel32, _T("SetThreadExecutionState") );
 137
 138         if( OurSetThreadExecutionState )
 139             /* Prevent monitor from powering off */
 140             OurSetThreadExecutionState( ES_DISPLAY_REQUIRED | ES_CONTINUOUS );
 141         else
 142             msg_Dbg( p_event, "no support for SetThreadExecutionState()" );
 143     }
 144 #endif
 145
 146     /* Main loop */
 147     /* GetMessage will sleep if there's no message in the queue */
 148     while( vlc_object_alive (p_event) && GetMessage( &msg, 0, 0, 0 ) )
 149     {
 150         /* Check if we are asked to exit */
 151         if( !vlc_object_alive (p_event) )
 152             break;
 153
 154         switch( msg.message )
 155         {
 156
 157         case WM_MOUSEMOVE:
 158             vout_PlacePicture( p_event->p_vout,
 159                                p_event->p_vout->p_sys->i_window_width,
 160                                p_event->p_vout->p_sys->i_window_height,
 161                                &i_x, &i_y, &i_width, &i_height );
 162
 163             if( msg.hwnd == p_event->p_vout->p_sys->hvideownd )
 164             {
 165                 /* Child window */
 166                 i_x = i_y = 0;
 167             }
 168
 169             if( i_width && i_height )
 170             {
 171                 val.i_int = ( GET_X_LPARAM(msg.lParam) - i_x ) *
 172                     p_event->p_vout->fmt_in.i_visible_width / i_width +
 173                     p_event->p_vout->fmt_in.i_x_offset;
 174                 var_Set( p_event->p_vout, "mouse-x", val );
 175                 val.i_int = ( GET_Y_LPARAM(msg.lParam) - i_y ) *
 176                     p_event->p_vout->fmt_in.i_visible_height / i_height +
 177                     p_event->p_vout->fmt_in.i_y_offset;
 178                 var_Set( p_event->p_vout, "mouse-y", val );
 179
 180                 var_SetBool( p_event->p_vout, "mouse-moved", true );
 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_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     DirectXCloseWindow( p_event->p_vout );
 387     vlc_restorecancel (canc);
 388
 389     /* clear the changes formerly signaled */
 390     p_event->p_vout->p_sys->i_changes = EVENT_THREAD_ENDED;
 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     #ifdef MODULE_NAME_IS_direct3d
 420     if( !p_vout->p_sys->b_desktop )
 421     {
 422     #endif
 423         /* If an external window was specified, we'll draw in it. */
 424         p_vout->p_sys->parent_window =
 425             vout_RequestHWND( p_vout, &p_vout->p_sys->i_window_x,
 426                             &p_vout->p_sys->i_window_y,
 427                             &p_vout->p_sys->i_window_width,
 428                             &p_vout->p_sys->i_window_height );
 429         if( p_vout->p_sys->parent_window )
 430             p_vout->p_sys->hparent = p_vout->p_sys->parent_window->handle.hwnd;
 431     #ifdef MODULE_NAME_IS_direct3d
 432     }
 433     else
 434     {
 435         /* Find Program Manager */
 436         HWND hwnd = FindWindow( _T("Progman"), NULL );
 437         if( hwnd ) hwnd = FindWindowEx( hwnd, NULL, _T("SHELLDLL_DefView"), NULL );
 438         if( hwnd ) hwnd = FindWindowEx( hwnd, NULL, _T("SysListView32"), NULL );
 439         if( !hwnd )
 440             msg_Err( p_vout, "Couldn't find desktop icon window. Desktop mode can't be established." );
 441         p_vout->p_sys->hparent = hwnd;
 442     }
 443     #endif
 444
 445     /* We create the window ourself, there is no previous window proc. */
 446     p_vout->p_sys->pf_wndproc = NULL;
 447
 448     /* Get the Icon from the main app */
 449     vlc_icon = NULL;
 450 #ifndef UNDER_CE
 451     if( GetModuleFileName( NULL, vlc_path, MAX_PATH ) )
 452     {
 453         vlc_icon = ExtractIcon( hInstance, vlc_path, 0 );
 454     }
 455 #endif
 456
 457     /* Fill in the window class structure */
 458     wc.style         = CS_OWNDC|CS_DBLCLKS;          /* style: dbl click */
 459     wc.lpfnWndProc   = (WNDPROC)DirectXEventProc;       /* event handler */
 460     wc.cbClsExtra    = 0;                         /* no extra class data */
 461     wc.cbWndExtra    = 0;                        /* no extra window data */
 462     wc.hInstance     = hInstance;                            /* instance */
 463     wc.hIcon         = vlc_icon;                /* load the vlc big icon */
 464     wc.hCursor       = LoadCursor(NULL, IDC_ARROW);    /* default cursor */
 465     wc.hbrBackground = GetStockObject(BLACK_BRUSH);  /* background color */
 466     wc.lpszMenuName  = NULL;                                  /* no menu */
 467     wc.lpszClassName = _T("VLC DirectX");         /* use a special class */
 468
 469     /* Register the window class */
 470     if( !RegisterClass(&wc) )
 471     {
 472         WNDCLASS wndclass;
 473
 474         if( vlc_icon ) DestroyIcon( vlc_icon );
 475
 476         /* Check why it failed. If it's because one already exists
 477          * then fine, otherwise return with an error. */
 478         if( !GetClassInfo( hInstance, _T("VLC DirectX"), &wndclass ) )
 479         {
 480             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 481             return VLC_EGENERIC;
 482         }
 483     }
 484
 485     /* Register the video sub-window class */
 486     wc.lpszClassName = _T("VLC DirectX video"); wc.hIcon = 0;
 487     wc.hbrBackground = NULL; /* no background color */
 488     if( !RegisterClass(&wc) )
 489     {
 490         WNDCLASS wndclass;
 491
 492         /* Check why it failed. If it's because one already exists
 493          * then fine, otherwise return with an error. */
 494         if( !GetClassInfo( hInstance, _T("VLC DirectX video"), &wndclass ) )
 495         {
 496             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 497             return VLC_EGENERIC;
 498         }
 499     }
 500
 501     /* When you create a window you give the dimensions you wish it to
 502      * have. Unfortunatly these dimensions will include the borders and
 503      * titlebar. We use the following function to find out the size of
 504      * the window corresponding to the useable surface we want */
 505     rect_window.top    = 10;
 506     rect_window.left   = 10;
 507     rect_window.right  = rect_window.left + p_vout->p_sys->i_window_width;
 508     rect_window.bottom = rect_window.top + p_vout->p_sys->i_window_height;
 509
 510     if( var_GetBool( p_vout, "video-deco" ) )
 511     {
 512         /* Open with window decoration */
 513         AdjustWindowRect( &rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0 );
 514         i_style = WS_OVERLAPPEDWINDOW|WS_SIZEBOX|WS_VISIBLE|WS_CLIPCHILDREN;
 515         i_stylex = 0;
 516     }
 517     else
 518     {
 519         /* No window decoration */
 520         AdjustWindowRect( &rect_window, WS_POPUP, 0 );
 521         i_style = WS_POPUP|WS_VISIBLE|WS_CLIPCHILDREN;
 522         i_stylex = 0; // WS_EX_TOOLWINDOW; Is TOOLWINDOW really needed ?
 523                       // It messes up the fullscreen window.
 524     }
 525
 526     if( p_vout->p_sys->hparent )
 527     {
 528         i_style = WS_VISIBLE|WS_CLIPCHILDREN|WS_CHILD;
 529         i_stylex = 0;
 530     }
 531
 532     p_vout->p_sys->i_window_style = i_style;
 533
 534     /* Create the window */
 535     p_vout->p_sys->hwnd =
 536         CreateWindowEx( WS_EX_NOPARENTNOTIFY | i_stylex,
 537                     _T("VLC DirectX"),               /* name of window class */
 538                     _T(VOUT_TITLE) _T(" (DirectX Output)"),  /* window title */
 539                     i_style,                                 /* window style */
 540                     (p_vout->p_sys->i_window_x < 0) ? CW_USEDEFAULT :
 541                         (UINT)p_vout->p_sys->i_window_x,   /* default X coordinate */
 542                     (p_vout->p_sys->i_window_y < 0) ? CW_USEDEFAULT :
 543                         (UINT)p_vout->p_sys->i_window_y,   /* default Y coordinate */
 544                     rect_window.right - rect_window.left,    /* window width */
 545                     rect_window.bottom - rect_window.top,   /* window height */
 546                     p_vout->p_sys->hparent,                 /* parent window */
 547                     NULL,                          /* no menu in this window */
 548                     hInstance,            /* handle of this program instance */
 549                     (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 550
 551     if( !p_vout->p_sys->hwnd )
 552     {
 553         msg_Warn( p_vout, "DirectXCreateWindow create window FAILED (err=%lu)", GetLastError() );
 554         return VLC_EGENERIC;
 555     }
 556
 557     if( p_vout->p_sys->hparent )
 558     {
 559         LONG i_style;
 560
 561         /* We don't want the window owner to overwrite our client area */
 562         i_style = GetWindowLong( p_vout->p_sys->hparent, GWL_STYLE );
 563
 564         if( !(i_style & WS_CLIPCHILDREN) )
 565             /* Hmmm, apparently this is a blocking call... */
 566             SetWindowLong( p_vout->p_sys->hparent, GWL_STYLE,
 567                            i_style | WS_CLIPCHILDREN );
 568
 569         /* Create our fullscreen window */
 570         p_vout->p_sys->hfswnd =
 571             CreateWindowEx( WS_EX_APPWINDOW, _T("VLC DirectX"),
 572                             _T(VOUT_TITLE) _T(" (DirectX Output)"),
 573                             WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|WS_SIZEBOX,
 574                             CW_USEDEFAULT, CW_USEDEFAULT,
 575                             CW_USEDEFAULT, CW_USEDEFAULT,
 576                             NULL, NULL, hInstance, NULL );
 577     }
 578
 579     /* Append a "Always On Top" entry in the system menu */
 580     hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 581     AppendMenu( hMenu, MF_SEPARATOR, 0, _T("") );
 582     AppendMenu( hMenu, MF_STRING | MF_UNCHECKED,
 583                        IDM_TOGGLE_ON_TOP, _T("Always on &Top") );
 584
 585     /* Create video sub-window. This sub window will always exactly match
 586      * the size of the video, which allows us to use crazy overlay colorkeys
 587      * without having them shown outside of the video area. */
 588     p_vout->p_sys->hvideownd =
 589     CreateWindow( _T("VLC DirectX video"), _T(""),   /* window class */
 590         WS_CHILD,                   /* window style, not visible initially */
 591         0, 0,
 592         p_vout->render.i_width,         /* default width */
 593         p_vout->render.i_height,        /* default height */
 594         p_vout->p_sys->hwnd,                    /* parent window */
 595         NULL, hInstance,
 596         (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 597
 598     if( !p_vout->p_sys->hvideownd )
 599         msg_Warn( p_vout, "can't create video sub-window" );
 600     else
 601         msg_Dbg( p_vout, "created video sub-window" );
 602
 603     /* Now display the window */
 604     ShowWindow( p_vout->p_sys->hwnd, SW_SHOW );
 605
 606     return VLC_SUCCESS;
 607 }
 608
 609 /*****************************************************************************
 610  * DirectXCloseWindow: close the window created by DirectXCreateWindow
 611  *****************************************************************************
 612  * This function returns all resources allocated by DirectXCreateWindow.
 613  *****************************************************************************/
 614 static void DirectXCloseWindow( vout_thread_t *p_vout )
 615 {
 616     msg_Dbg( p_vout, "DirectXCloseWindow" );
 617
 618     DestroyWindow( p_vout->p_sys->hwnd );
 619     if( p_vout->p_sys->hfswnd ) DestroyWindow( p_vout->p_sys->hfswnd );
 620
 621     #ifdef MODULE_NAME_IS_direct3d
 622     if( !p_vout->p_sys->b_desktop )
 623     #endif
 624         vout_ReleaseWindow( p_vout->p_sys->parent_window );
 625     p_vout->p_sys->hwnd = NULL;
 626
 627     /* We don't unregister the Window Class because it could lead to race
 628      * conditions and it will be done anyway by the system when the app will
 629      * exit */
 630 }
 631
 632 /*****************************************************************************
 633  * UpdateRects: update clipping rectangles
 634  *****************************************************************************
 635  * This function is called when the window position or size are changed, and
 636  * its job is to update the source and destination RECTs used to display the
 637  * picture.
 638  *****************************************************************************/
 639 void UpdateRects( vout_thread_t *p_vout, bool b_force )
 640 {
 641 #define rect_src p_vout->p_sys->rect_src
 642 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 643 #define rect_dest p_vout->p_sys->rect_dest
 644 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 645
 646     int i_width, i_height, i_x, i_y;
 647
 648     RECT  rect;
 649     POINT point;
 650
 651     /* Retrieve the window size */
 652     GetClientRect( p_vout->p_sys->hwnd, &rect );
 653
 654     /* Retrieve the window position */
 655     point.x = point.y = 0;
 656     ClientToScreen( p_vout->p_sys->hwnd, &point );
 657
 658     /* If nothing changed, we can return */
 659     if( !b_force
 660          && p_vout->p_sys->i_window_width == rect.right
 661          && p_vout->p_sys->i_window_height == rect.bottom
 662          && p_vout->p_sys->i_window_x == point.x
 663          && p_vout->p_sys->i_window_y == point.y )
 664     {
 665         return;
 666     }
 667
 668     /* Update the window position and size */
 669     p_vout->p_sys->i_window_x = point.x;
 670     p_vout->p_sys->i_window_y = point.y;
 671     p_vout->p_sys->i_window_width = rect.right;
 672     p_vout->p_sys->i_window_height = rect.bottom;
 673
 674     vout_PlacePicture( p_vout, rect.right, rect.bottom,
 675                        &i_x, &i_y, &i_width, &i_height );
 676
 677     if( p_vout->p_sys->hvideownd )
 678         SetWindowPos( p_vout->p_sys->hvideownd, 0,
 679                       i_x, i_y, i_width, i_height,
 680                       SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
 681
 682     /* Destination image position and dimensions */
 683     rect_dest.left = point.x + i_x;
 684     rect_dest.right = rect_dest.left + i_width;
 685     rect_dest.top = point.y + i_y;
 686     rect_dest.bottom = rect_dest.top + i_height;
 687
 688 #ifdef MODULE_NAME_IS_directx
 689     /* Apply overlay hardware constraints */
 690     if( p_vout->p_sys->b_using_overlay )
 691     {
 692         if( p_vout->p_sys->i_align_dest_boundary )
 693             rect_dest.left = ( rect_dest.left +
 694                 p_vout->p_sys->i_align_dest_boundary / 2 ) &
 695                 ~p_vout->p_sys->i_align_dest_boundary;
 696
 697         if( p_vout->p_sys->i_align_dest_size )
 698             rect_dest.right = (( rect_dest.right - rect_dest.left +
 699                 p_vout->p_sys->i_align_dest_size / 2 ) &
 700                 ~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
 701     }
 702
 703     /* UpdateOverlay directdraw function doesn't automatically clip to the
 704      * display size so we need to do it otherwise it will fail */
 705
 706     /* Clip the destination window */
 707     if( !IntersectRect( &rect_dest_clipped, &rect_dest,
 708                         &p_vout->p_sys->rect_display ) )
 709     {
 710         SetRectEmpty( &rect_src_clipped );
 711         return;
 712     }
 713
 714 #ifndef NDEBUG
 715     msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
 716                      " %i,%i,%i,%i",
 717                      rect_dest_clipped.left, rect_dest_clipped.top,
 718                      rect_dest_clipped.right, rect_dest_clipped.bottom );
 719 #endif
 720
 721 #else /* MODULE_NAME_IS_directx */
 722
 723     /* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
 724     rect_dest_clipped = rect_dest;
 725
 726 #endif
 727
 728     /* the 2 following lines are to fix a bug when clicking on the desktop */
 729     if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
 730         (rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
 731     {
 732         SetRectEmpty( &rect_src_clipped );
 733         return;
 734     }
 735
 736     /* src image dimensions */
 737     rect_src.left = 0;
 738     rect_src.top = 0;
 739     rect_src.right = p_vout->render.i_width;
 740     rect_src.bottom = p_vout->render.i_height;
 741
 742     /* Clip the source image */
 743     rect_src_clipped.left = p_vout->fmt_out.i_x_offset +
 744       (rect_dest_clipped.left - rect_dest.left) *
 745       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 746     rect_src_clipped.right = p_vout->fmt_out.i_x_offset +
 747       p_vout->fmt_out.i_visible_width -
 748       (rect_dest.right - rect_dest_clipped.right) *
 749       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 750     rect_src_clipped.top = p_vout->fmt_out.i_y_offset +
 751       (rect_dest_clipped.top - rect_dest.top) *
 752       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 753     rect_src_clipped.bottom = p_vout->fmt_out.i_y_offset +
 754       p_vout->fmt_out.i_visible_height -
 755       (rect_dest.bottom - rect_dest_clipped.bottom) *
 756       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 757
 758 #ifdef MODULE_NAME_IS_directx
 759     /* Apply overlay hardware constraints */
 760     if( p_vout->p_sys->b_using_overlay )
 761     {
 762         if( p_vout->p_sys->i_align_src_boundary )
 763             rect_src_clipped.left = ( rect_src_clipped.left +
 764                 p_vout->p_sys->i_align_src_boundary / 2 ) &
 765                 ~p_vout->p_sys->i_align_src_boundary;
 766
 767         if( p_vout->p_sys->i_align_src_size )
 768             rect_src_clipped.right = (( rect_src_clipped.right -
 769                 rect_src_clipped.left +
 770                 p_vout->p_sys->i_align_src_size / 2 ) &
 771                 ~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left;
 772     }
 773 #endif
 774
 775 #ifndef NDEBUG
 776     msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped"
 777                      " coords: %i,%i,%i,%i",
 778                      rect_src_clipped.left, rect_src_clipped.top,
 779                      rect_src_clipped.right, rect_src_clipped.bottom );
 780 #endif
 781
 782 #ifdef MODULE_NAME_IS_directx
 783     /* The destination coordinates need to be relative to the current
 784      * directdraw primary surface (display) */
 785     rect_dest_clipped.left -= p_vout->p_sys->rect_display.left;
 786     rect_dest_clipped.right -= p_vout->p_sys->rect_display.left;
 787     rect_dest_clipped.top -= p_vout->p_sys->rect_display.top;
 788     rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top;
 789
 790     if( p_vout->p_sys->b_using_overlay )
 791         DirectDrawUpdateOverlay( p_vout );
 792 #endif
 793
 794     /* Signal the change in size/position */
 795     p_vout->p_sys->i_changes |= DX_POSITION_CHANGE;
 796
 797 #undef rect_src
 798 #undef rect_src_clipped
 799 #undef rect_dest
 800 #undef rect_dest_clipped
 801 }
 802
 803 /*****************************************************************************
 804  * DirectXEventProc: This is the window event processing function.
 805  *****************************************************************************
 806  * On Windows, when you create a window you have to attach an event processing
 807  * function to it. The aim of this function is to manage "Queued Messages" and
 808  * "Nonqueued Messages".
 809  * Queued Messages are those picked up and retransmitted by vout_Manage
 810  * (using the GetMessage and DispatchMessage functions).
 811  * Nonqueued Messages are those that Windows will send directly to this
 812  * procedure (like WM_DESTROY, WM_WINDOWPOSCHANGED...)
 813  *****************************************************************************/
 814 static long FAR PASCAL DirectXEventProc( HWND hwnd, UINT message,
 815                                          WPARAM wParam, LPARAM lParam )
 816 {
 817     vout_thread_t *p_vout;
 818
 819     if( message == WM_CREATE )
 820     {
 821         /* Store p_vout for future use */
 822         p_vout = (vout_thread_t *)((CREATESTRUCT *)lParam)->lpCreateParams;
 823         SetWindowLongPtr( hwnd, GWLP_USERDATA, (LONG_PTR)p_vout );
 824         return TRUE;
 825     }
 826     else
 827     {
 828         p_vout = (vout_thread_t *)GetWindowLongPtr( hwnd, GWLP_USERDATA );
 829         if( !p_vout )
 830         {
 831             /* Hmmm mozilla does manage somehow to save the pointer to our
 832              * windowproc and still calls it after the vout has been closed. */
 833             return DefWindowProc(hwnd, message, wParam, lParam);
 834         }
 835     }
 836
 837 #ifndef UNDER_CE
 838     /* Catch the screensaver and the monitor turn-off */
 839     if( message == WM_SYSCOMMAND &&
 840         ( (wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER ) )
 841     {
 842         //if( p_vout ) msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND screensaver" );
 843         return 0; /* this stops them from happening */
 844     }
 845 #endif
 846
 847     if( hwnd == p_vout->p_sys->hvideownd )
 848     {
 849         switch( message )
 850         {
 851 #ifdef MODULE_NAME_IS_directx
 852         case WM_ERASEBKGND:
 853         /* For overlay, we need to erase background */
 854             return !p_vout->p_sys->b_using_overlay ?
 855                 1 : DefWindowProc(hwnd, message, wParam, lParam);
 856         case WM_PAINT:
 857         /*
 858         ** For overlay, DefWindowProc() will erase dirty regions
 859         ** with colorkey.
 860         ** For non-overlay, vout will paint the whole window at
 861         ** regular interval, therefore dirty regions can be ignored
 862         ** to minimize repaint.
 863         */
 864             if( !p_vout->p_sys->b_using_overlay )
 865             {
 866                 ValidateRect(hwnd, NULL);
 867             }
 868             // fall through to default
 869 #else
 870         /*
 871         ** For OpenGL and Direct3D, vout will update the whole
 872         ** window at regular interval, therefore dirty region
 873         ** can be ignored to minimize repaint.
 874         */
 875         case WM_ERASEBKGND:
 876             /* nothing to erase */
 877             return 1;
 878         case WM_PAINT:
 879             /* nothing to repaint */
 880             ValidateRect(hwnd, NULL);
 881             // fall through
 882 #endif
 883         default:
 884             return DefWindowProc(hwnd, message, wParam, lParam);
 885         }
 886     }
 887
 888     switch( message )
 889     {
 890
 891     case WM_WINDOWPOSCHANGED:
 892         UpdateRects( p_vout, true );
 893         return 0;
 894
 895     /* the user wants to close the window */
 896     case WM_CLOSE:
 897     {
 898         playlist_t * p_playlist = pl_Hold( p_vout );
 899         if( p_playlist )
 900         {
 901             playlist_Stop( p_playlist );
 902             pl_Release( p_vout );
 903         }
 904         return 0;
 905     }
 906
 907     /* the window has been closed so shut down everything now */
 908     case WM_DESTROY:
 909         msg_Dbg( p_vout, "WinProc WM_DESTROY" );
 910         /* just destroy the window */
 911         PostQuitMessage( 0 );
 912         return 0;
 913
 914     case WM_SYSCOMMAND:
 915         switch (wParam)
 916         {
 917             case IDM_TOGGLE_ON_TOP:            /* toggle the "on top" status */
 918             {
 919                 vlc_value_t val;
 920                 msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND: IDM_TOGGLE_ON_TOP");
 921
 922                 /* Change the current value */
 923                 var_Get( p_vout, "video-on-top", &val );
 924                 val.b_bool = !val.b_bool;
 925                 var_Set( p_vout, "video-on-top", val );
 926                 return 0;
 927             }
 928         }
 929         break;
 930
 931     case WM_PAINT:
 932     case WM_NCPAINT:
 933     case WM_ERASEBKGND:
 934         return DefWindowProc(hwnd, message, wParam, lParam);
 935
 936     case WM_KILLFOCUS:
 937 #ifdef MODULE_NAME_IS_wingapi
 938         p_vout->p_sys->b_focus = false;
 939         if( !p_vout->p_sys->b_parent_focus ) GXSuspend();
 940 #endif
 941 #ifdef UNDER_CE
 942         if( hwnd == p_vout->p_sys->hfswnd )
 943         {
 944             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 945             ShowWindow( htbar, SW_SHOW );
 946         }
 947
 948         if( !p_vout->p_sys->hparent ||
 949             hwnd == p_vout->p_sys->hfswnd )
 950         {
 951             SHFullScreen( hwnd, SHFS_SHOWSIPBUTTON );
 952         }
 953 #endif
 954         return 0;
 955
 956     case WM_SETFOCUS:
 957 #ifdef MODULE_NAME_IS_wingapi
 958         p_vout->p_sys->b_focus = true;
 959         GXResume();
 960 #endif
 961 #ifdef UNDER_CE
 962         if( p_vout->p_sys->hparent &&
 963             hwnd != p_vout->p_sys->hfswnd && p_vout->b_fullscreen )
 964             p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 965
 966         if( hwnd == p_vout->p_sys->hfswnd )
 967         {
 968             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 969             ShowWindow( htbar, SW_HIDE );
 970         }
 971
 972         if( !p_vout->p_sys->hparent ||
 973             hwnd == p_vout->p_sys->hfswnd )
 974         {
 975             SHFullScreen( hwnd, SHFS_HIDESIPBUTTON );
 976         }
 977 #endif
 978         return 0;
 979
 980     default:
 981         //msg_Dbg( p_vout, "WinProc WM Default %i", message );
 982         break;
 983     }
 984
 985     /* Let windows handle the message */
 986     return DefWindowProc(hwnd, message, wParam, lParam);
 987 }
 988
 989 static struct
 990 {
 991     int i_dxkey;
 992     int i_vlckey;
 993
 994 } dxkeys_to_vlckeys[] =
 995 {
 996     { VK_F1, KEY_F1 }, { VK_F2, KEY_F2 }, { VK_F3, KEY_F3 }, { VK_F4, KEY_F4 },
 997     { VK_F5, KEY_F5 }, { VK_F6, KEY_F6 }, { VK_F7, KEY_F7 }, { VK_F8, KEY_F8 },
 998     { VK_F9, KEY_F9 }, { VK_F10, KEY_F10 }, { VK_F11, KEY_F11 },
 999     { VK_F12, KEY_F12 },
1000
1001     { VK_RETURN, KEY_ENTER },
1002     { VK_SPACE, KEY_SPACE },
1003     { VK_ESCAPE, KEY_ESC },
1004
1005     { VK_LEFT, KEY_LEFT },
1006     { VK_RIGHT, KEY_RIGHT },
1007     { VK_UP, KEY_UP },
1008     { VK_DOWN, KEY_DOWN },
1009
1010     { VK_HOME, KEY_HOME },
1011     { VK_END, KEY_END },
1012     { VK_PRIOR, KEY_PAGEUP },
1013     { VK_NEXT, KEY_PAGEDOWN },
1014
1015     { VK_INSERT, KEY_INSERT },
1016     { VK_DELETE, KEY_DELETE },
1017
1018     { VK_CONTROL, 0 },
1019     { VK_SHIFT, 0 },
1020     { VK_MENU, 0 },
1021
1022     { VK_BROWSER_BACK, KEY_BROWSER_BACK },
1023     { VK_BROWSER_FORWARD, KEY_BROWSER_FORWARD },
1024     { VK_BROWSER_REFRESH, KEY_BROWSER_REFRESH },
1025     { VK_BROWSER_STOP, KEY_BROWSER_STOP },
1026     { VK_BROWSER_SEARCH, KEY_BROWSER_SEARCH },
1027     { VK_BROWSER_FAVORITES, KEY_BROWSER_FAVORITES },
1028     { VK_BROWSER_HOME, KEY_BROWSER_HOME },
1029     { VK_VOLUME_MUTE, KEY_VOLUME_MUTE },
1030     { VK_VOLUME_DOWN, KEY_VOLUME_DOWN },
1031     { VK_VOLUME_UP, KEY_VOLUME_UP },
1032     { VK_MEDIA_NEXT_TRACK, KEY_MEDIA_NEXT_TRACK },
1033     { VK_MEDIA_PREV_TRACK, KEY_MEDIA_PREV_TRACK },
1034     { VK_MEDIA_STOP, KEY_MEDIA_STOP },
1035     { VK_MEDIA_PLAY_PAUSE, KEY_MEDIA_PLAY_PAUSE },
1036
1037     { 0, 0 }
1038 };
1039
1040 static int DirectXConvertKey( int i_key )
1041 {
1042     int i;
1043
1044     for( i = 0; dxkeys_to_vlckeys[i].i_dxkey != 0; i++ )
1045     {
1046         if( dxkeys_to_vlckeys[i].i_dxkey == i_key )
1047         {
1048             return dxkeys_to_vlckeys[i].i_vlckey;
1049         }
1050     }
1051
1052     return 0;
1053 }
1054
1055 /*****************************************************************************
1056  * Control: control facility for the vout
1057  *****************************************************************************/
1058 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
1059 {
1060     unsigned int *pi_width, *pi_height;
1061         bool b_bool;
1062     RECT rect_window;
1063     POINT point;
1064
1065     switch( i_query )
1066     {
1067     case VOUT_SET_SIZE:
1068         if( p_vout->p_sys->parent_window )
1069             return vaControlParentWindow( p_vout, i_query, args );
1070
1071         /* Update dimensions */
1072         rect_window.top = rect_window.left = 0;
1073         rect_window.right  = va_arg( args, unsigned int );
1074         rect_window.bottom = va_arg( args, unsigned int );
1075         if( !rect_window.right ) rect_window.right = p_vout->i_window_width;
1076         if( !rect_window.bottom ) rect_window.bottom = p_vout->i_window_height;
1077         AdjustWindowRect( &rect_window, p_vout->p_sys->i_window_style, 0 );
1078
1079         SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1080                       rect_window.right - rect_window.left,
1081                       rect_window.bottom - rect_window.top, SWP_NOMOVE );
1082
1083         return VLC_SUCCESS;
1084
1085     case VOUT_SET_STAY_ON_TOP:
1086         if( p_vout->p_sys->hparent && !var_GetBool( p_vout, "fullscreen" ) )
1087             return vaControlParentWindow( p_vout, i_query, args );
1088
1089         p_vout->p_sys->b_on_top_change = true;
1090         return VLC_SUCCESS;
1091
1092     default:
1093         return VLC_EGENERIC;
1094     }
1095 }
1096
1097
1098 /* Internal wrapper over GetWindowPlacement */
1099 static WINDOWPLACEMENT getWindowState(HWND hwnd)
1100 {
1101     WINDOWPLACEMENT window_placement;
1102     window_placement.length = sizeof(WINDOWPLACEMENT);
1103     GetWindowPlacement( hwnd, &window_placement );
1104     return window_placement;
1105 }
1106
1107 /* Internal wrapper to call vout_ControlWindow for hparent */
1108 static int vaControlParentWindow( vout_thread_t *p_vout, int i_query,
1109                                    va_list args )
1110 {
1111     return vout_ControlWindow( p_vout->p_sys->parent_window, i_query, args );
1112 }
1113
1114 static int ControlParentWindow( vout_thread_t *p_vout, int i_query, ... )
1115 {
1116     va_list args;
1117     int ret;
1118
1119     va_start( args, i_query );
1120     ret = vaControlParentWindow( p_vout, i_query, args );
1121     va_end( args );
1122     return ret;
1123 }
1124
1125 void Win32ToggleFullscreen( vout_thread_t *p_vout )
1126 {
1127     HWND hwnd = (p_vout->p_sys->hparent && p_vout->p_sys->hfswnd) ?
1128         p_vout->p_sys->hfswnd : p_vout->p_sys->hwnd;
1129
1130     /* Save the current windows placement/placement to restore
1131        when fullscreen is over */
1132     WINDOWPLACEMENT window_placement = getWindowState( hwnd );
1133
1134     p_vout->b_fullscreen = ! p_vout->b_fullscreen;
1135
1136     /* We want to go to Fullscreen */
1137     if( p_vout->b_fullscreen )
1138     {
1139         msg_Dbg( p_vout, "entering fullscreen mode" );
1140
1141         /* Change window style, no borders and no title bar */
1142         int i_style = WS_CLIPCHILDREN | WS_VISIBLE;
1143         SetWindowLong( hwnd, GWL_STYLE, i_style );
1144
1145         if( p_vout->p_sys->hparent )
1146         {
1147 #ifdef UNDER_CE
1148             POINT point = {0,0};
1149             RECT rect;
1150             ClientToScreen( p_vout->p_sys->hwnd, &point );
1151             GetClientRect( p_vout->p_sys->hwnd, &rect );
1152             SetWindowPos( hwnd, 0, point.x, point.y,
1153                           rect.right, rect.bottom,
1154                           SWP_NOZORDER|SWP_FRAMECHANGED );
1155 #else
1156             /* Retrieve current window position so fullscreen will happen
1157             *on the right screen */
1158             HMONITOR hmon = MonitorFromWindow(p_vout->p_sys->hparent,
1159                                             MONITOR_DEFAULTTONEAREST);
1160             MONITORINFO mi = {sizeof(mi)};
1161             if (GetMonitorInfo(hmon, &mi))
1162             SetWindowPos( hwnd, 0,
1163                             mi.rcMonitor.left,
1164                             mi.rcMonitor.top,
1165                             mi.rcMonitor.right - mi.rcMonitor.left,
1166                             mi.rcMonitor.bottom - mi.rcMonitor.top,
1167                             SWP_NOZORDER|SWP_FRAMECHANGED );
1168 #endif
1169         }
1170         else
1171         {
1172             /* Maximize non embedded window */
1173             ShowWindow( hwnd, SW_SHOWMAXIMIZED );
1174         }
1175
1176         if( p_vout->p_sys->hparent )
1177         {
1178             /* Hide the previous window */
1179             RECT rect;
1180             GetClientRect( hwnd, &rect );
1181             SetParent( p_vout->p_sys->hwnd, hwnd );
1182             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1183                           rect.right, rect.bottom,
1184                           SWP_NOZORDER|SWP_FRAMECHANGED );
1185
1186 #ifdef UNDER_CE
1187             HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
1188 #else
1189             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1190 #endif
1191             ShowWindow( topLevelParent, SW_HIDE );
1192         }
1193
1194         SetForegroundWindow( hwnd );
1195     }
1196     else
1197     {
1198         msg_Dbg( p_vout, "leaving fullscreen mode" );
1199         /* Change window style, no borders and no title bar */
1200         SetWindowLong( hwnd, GWL_STYLE, p_vout->p_sys->i_window_style );
1201
1202         if( p_vout->p_sys->hparent )
1203         {
1204             RECT rect;
1205             GetClientRect( p_vout->p_sys->hparent, &rect );
1206             SetParent( p_vout->p_sys->hwnd, p_vout->p_sys->hparent );
1207             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1208                           rect.right, rect.bottom,
1209                           SWP_NOZORDER|SWP_FRAMECHANGED );
1210
1211 #ifdef UNDER_CE
1212             HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
1213 #else
1214             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1215 #endif
1216             ShowWindow( topLevelParent, SW_SHOW );
1217             SetForegroundWindow( p_vout->p_sys->hparent );
1218             ShowWindow( hwnd, SW_HIDE );
1219         }
1220         else
1221         {
1222             /* return to normal window for non embedded vout */
1223             SetWindowPlacement( hwnd, &window_placement );
1224             ShowWindow( hwnd, SW_SHOWNORMAL );
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     /* Update the object variable and trigger callback */
1232     var_SetBool( p_vout, "fullscreen", p_vout->b_fullscreen );
1233 }
1234
1235 void DisableScreensaver( vout_thread_t *p_vout )
1236 {
1237     /* disable screensaver by temporarily changing system settings */
1238     p_vout->p_sys->i_spi_lowpowertimeout = 0;
1239     p_vout->p_sys->i_spi_powerofftimeout = 0;
1240     p_vout->p_sys->i_spi_screensavetimeout = 0;
1241     if( var_GetBool( p_vout, "disable-screensaver" ) )
1242     {
1243         msg_Dbg(p_vout, "disabling screen saver");
1244         SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT,
1245             0, &(p_vout->p_sys->i_spi_lowpowertimeout), 0);
1246         if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
1247             SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
1248         }
1249         SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
1250             &(p_vout->p_sys->i_spi_powerofftimeout), 0);
1251         if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
1252             SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
1253         }
1254         SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
1255             &(p_vout->p_sys->i_spi_screensavetimeout), 0);
1256         if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
1257             SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
1258         }
1259     }
1260 }
1261
1262 void RestoreScreensaver( vout_thread_t *p_vout )
1263 {
1264     /* restore screensaver system settings */
1265     if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
1266         SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
1267             p_vout->p_sys->i_spi_lowpowertimeout, NULL, 0);
1268     }
1269     if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
1270         SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
1271             p_vout->p_sys->i_spi_powerofftimeout, NULL, 0);
1272     }
1273     if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
1274         SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
1275             p_vout->p_sys->i_spi_screensavetimeout, NULL, 0);
1276     }
1277 }
1278
1279 int CreateEventThread( vout_thread_t *p_vout )
1280 {
1281     /* Create the Vout EventThread, this thread is created by us to isolate
1282      * the Win32 PeekMessage function calls. We want to do this because
1283      * Windows can stay blocked inside this call for a long time, and when
1284      * this happens it thus blocks vlc's video_output thread.
1285      * Vout EventThread will take care of the creation of the video
1286      * window (because PeekMessage has to be called from the same thread which
1287      * created the window). */
1288     msg_Dbg( p_vout, "creating Vout EventThread" );
1289     p_vout->p_sys->p_event =
1290         vlc_object_create( p_vout, sizeof(event_thread_t) );
1291     p_vout->p_sys->p_event->p_vout = p_vout;
1292     p_vout->p_sys->p_event->window_ready = CreateEvent( NULL, TRUE, FALSE, NULL );
1293     if( vlc_thread_create( p_vout->p_sys->p_event, "Vout Events Thread",
1294                            EventThread, 0 ) )
1295     {
1296         msg_Err( p_vout, "cannot create Vout EventThread" );
1297         CloseHandle( p_vout->p_sys->p_event->window_ready );
1298         vlc_object_release( p_vout->p_sys->p_event );
1299         p_vout->p_sys->p_event = NULL;
1300         return 0;
1301     }
1302     WaitForSingleObject( p_vout->p_sys->p_event->window_ready, INFINITE );
1303     CloseHandle( p_vout->p_sys->p_event->window_ready );
1304
1305     if( p_vout->p_sys->p_event->b_error )
1306     {
1307         msg_Err( p_vout, "Vout EventThread failed" );
1308         return 0;
1309     }
1310
1311     vlc_object_attach( p_vout->p_sys->p_event, p_vout );
1312
1313     msg_Dbg( p_vout, "Vout EventThread running" );
1314     return 1;
1315 }
1316
1317 void StopEventThread( vout_thread_t *p_vout )
1318 {
1319     if( p_vout->b_fullscreen )
1320     {
1321         msg_Dbg( p_vout, "Quitting fullscreen" );
1322         Win32ToggleFullscreen( p_vout );
1323         /* Force fullscreen in the core for the next video */
1324         var_SetBool( p_vout, "fullscreen", true );
1325     }
1326
1327     if( p_vout->p_sys->p_event )
1328     {
1329         vlc_object_detach( p_vout->p_sys->p_event );
1330
1331         /* Kill Vout EventThread */
1332         vlc_object_kill( p_vout->p_sys->p_event );
1333
1334         /* we need to be sure Vout EventThread won't stay stuck in
1335          * GetMessage, so we send a fake message */
1336         if( p_vout->p_sys->hwnd )
1337         {
1338             PostMessage( p_vout->p_sys->hwnd, WM_NULL, 0, 0);
1339         }
1340
1341         vlc_thread_join( p_vout->p_sys->p_event );
1342         vlc_object_release( p_vout->p_sys->p_event );
1343     }
1344
1345     if( !p_vout->p_sys->i_changes & SWITCHING_MODE_FLAG )
1346         vlc_mutex_destroy( &p_vout->p_sys->lock );
1347 }