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

   1 /*****************************************************************************
   2  * common.c:
   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_vout_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 #ifndef UNDER_CE
  65 #include <vlc_windows_interfaces.h>
  66 #endif
  67
  68 #ifdef UNDER_CE
  69 #include <aygshell.h>
  70     //WINSHELLAPI BOOL WINAPI SHFullScreen(HWND hwndRequester, DWORD dwState);
  71 #endif
  72
  73 static int vaControlParentWindow( vout_thread_t *, int, va_list );
  74
  75 /* */
  76 int CommonInit( vout_thread_t *p_vout )
  77 {
  78     vout_sys_t *p_sys = p_vout->p_sys;
  79
  80     p_sys->hwnd      = NULL;
  81     p_sys->hvideownd = NULL;
  82     p_sys->hparent   = NULL;
  83     p_sys->hfswnd    = NULL;
  84     p_sys->i_changes = 0;
  85     SetRectEmpty( &p_sys->rect_display );
  86     SetRectEmpty( &p_sys->rect_parent );
  87     vlc_mutex_init( &p_sys->lock );
  88
  89     var_Create( p_vout, "video-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
  90
  91     /* Set main window's size */
  92     p_sys->i_window_width  = p_vout->i_window_width;
  93     p_sys->i_window_height = p_vout->i_window_height;
  94
  95     p_sys->p_event = EventThreadCreate( p_vout );
  96     if( !p_sys->p_event )
  97         return VLC_EGENERIC;
  98     if( EventThreadStart( p_sys->p_event ) )
  99         return VLC_EGENERIC;
 100
 101     /* Variable to indicate if the window should be on top of others */
 102     /* Trigger a callback right now */
 103     var_TriggerCallback( p_vout, "video-on-top" );
 104
 105     /* Why not with glwin32 */
 106 #if !defined(UNDER_CE) && !defined(MODULE_NAME_IS_glwin32)
 107     var_Create( p_vout, "disable-screensaver", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
 108     DisableScreensaver ( p_vout );
 109 #endif
 110
 111     return VLC_SUCCESS;
 112 }
 113
 114 /* */
 115 void CommonClean( vout_thread_t *p_vout )
 116 {
 117     vout_sys_t *p_sys = p_vout->p_sys;
 118
 119     ExitFullscreen( p_vout );
 120     if( p_sys->p_event )
 121     {
 122         EventThreadStop( p_sys->p_event );
 123         EventThreadDestroy( p_sys->p_event );
 124     }
 125
 126     vlc_mutex_destroy( &p_sys->lock );
 127
 128 #if !defined(UNDER_CE) && !defined(MODULE_NAME_IS_glwin32)
 129     RestoreScreensaver( p_vout );
 130 #endif
 131 }
 132
 133 void CommonManage( vout_thread_t *p_vout )
 134 {
 135     /* If we do not control our window, we check for geometry changes
 136      * ourselves because the parent might not send us its events. */
 137     vlc_mutex_lock( &p_vout->p_sys->lock );
 138     if( p_vout->p_sys->hparent && !p_vout->b_fullscreen )
 139     {
 140         RECT rect_parent;
 141         POINT point;
 142
 143         vlc_mutex_unlock( &p_vout->p_sys->lock );
 144
 145         GetClientRect( p_vout->p_sys->hparent, &rect_parent );
 146         point.x = point.y = 0;
 147         ClientToScreen( p_vout->p_sys->hparent, &point );
 148         OffsetRect( &rect_parent, point.x, point.y );
 149
 150         if( !EqualRect( &rect_parent, &p_vout->p_sys->rect_parent ) )
 151         {
 152             p_vout->p_sys->rect_parent = rect_parent;
 153
 154             /* FIXME I find such #ifdef quite weirds. Are they really needed ? */
 155
 156 #if defined(MODULE_NAME_IS_direct3d)
 157             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 158                           rect_parent.right - rect_parent.left,
 159                           rect_parent.bottom - rect_parent.top,
 160                           SWP_NOZORDER );
 161             UpdateRects( p_vout, true );
 162 #else
 163             /* This one is to force the update even if only
 164              * the position has changed */
 165             SetWindowPos( p_vout->p_sys->hwnd, 0, 1, 1,
 166                           rect_parent.right - rect_parent.left,
 167                           rect_parent.bottom - rect_parent.top, 0 );
 168
 169             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 170                           rect_parent.right - rect_parent.left,
 171                           rect_parent.bottom - rect_parent.top, 0 );
 172
 173 #if defined(MODULE_NAME_IS_wingdi) || defined(MODULE_NAME_IS_wingapi)
 174             unsigned int i_x, i_y, i_width, i_height;
 175             vout_PlacePicture( p_vout, rect_parent.right - rect_parent.left,
 176                                rect_parent.bottom - rect_parent.top,
 177                                &i_x, &i_y, &i_width, &i_height );
 178
 179             SetWindowPos( p_vout->p_sys->hvideownd, HWND_TOP,
 180                           i_x, i_y, i_width, i_height, 0 );
 181 #endif
 182 #endif
 183         }
 184     }
 185     else
 186     {
 187         vlc_mutex_unlock( &p_vout->p_sys->lock );
 188     }
 189
 190     /* autoscale toggle */
 191     if( p_vout->i_changes & VOUT_SCALE_CHANGE )
 192     {
 193         p_vout->i_changes &= ~VOUT_SCALE_CHANGE;
 194
 195         p_vout->b_autoscale = var_GetBool( p_vout, "autoscale" );
 196         p_vout->i_zoom = (int) ZOOM_FP_FACTOR;
 197
 198         UpdateRects( p_vout, true );
 199     }
 200
 201     /* scaling factor */
 202     if( p_vout->i_changes & VOUT_ZOOM_CHANGE )
 203     {
 204         p_vout->i_changes &= ~VOUT_ZOOM_CHANGE;
 205
 206         p_vout->b_autoscale = false;
 207         p_vout->i_zoom =
 208             (int)( ZOOM_FP_FACTOR * var_GetFloat( p_vout, "scale" ) );
 209         UpdateRects( p_vout, true );
 210     }
 211
 212     /* Check for cropping / aspect changes */
 213     if( p_vout->i_changes & VOUT_CROP_CHANGE ||
 214         p_vout->i_changes & VOUT_ASPECT_CHANGE )
 215     {
 216         p_vout->i_changes &= ~VOUT_CROP_CHANGE;
 217         p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
 218
 219         p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
 220         p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
 221         p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
 222         p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
 223         p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
 224         p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
 225         p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
 226         p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
 227         UpdateRects( p_vout, true );
 228     }
 229
 230     /* We used to call the Win32 PeekMessage function here to read the window
 231      * messages. But since window can stay blocked into this function for a
 232      * long time (for example when you move your window on the screen), I
 233      * decided to isolate PeekMessage in another thread. */
 234
 235     /*
 236      * Fullscreen change
 237      */
 238     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE
 239         || p_vout->p_sys->i_changes & VOUT_FULLSCREEN_CHANGE )
 240     {
 241         Win32ToggleFullscreen( p_vout );
 242
 243         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 244         p_vout->p_sys->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 245     }
 246
 247     /*
 248      * Pointer change
 249      */
 250     EventThreadMouseAutoHide( p_vout->p_sys->p_event );
 251
 252     /*
 253      * "Always on top" status change
 254      */
 255     if( p_vout->p_sys->b_on_top_change )
 256     {
 257         HMENU hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 258         bool b = var_GetBool( p_vout, "video-on-top" );
 259
 260         /* Set the window on top if necessary */
 261         if( b && !( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 262                            & WS_EX_TOPMOST ) )
 263         {
 264             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 265                            MF_BYCOMMAND | MFS_CHECKED );
 266             SetWindowPos( p_vout->p_sys->hwnd, HWND_TOPMOST, 0, 0, 0, 0,
 267                           SWP_NOSIZE | SWP_NOMOVE );
 268         }
 269         else
 270         /* The window shouldn't be on top */
 271         if( !b && ( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 272                            & WS_EX_TOPMOST ) )
 273         {
 274             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 275                            MF_BYCOMMAND | MFS_UNCHECKED );
 276             SetWindowPos( p_vout->p_sys->hwnd, HWND_NOTOPMOST, 0, 0, 0, 0,
 277                           SWP_NOSIZE | SWP_NOMOVE );
 278         }
 279
 280         p_vout->p_sys->b_on_top_change = false;
 281     }
 282 }
 283
 284 /*****************************************************************************
 285  * UpdateRects: update clipping rectangles
 286  *****************************************************************************
 287  * This function is called when the window position or size are changed, and
 288  * its job is to update the source and destination RECTs used to display the
 289  * picture.
 290  *****************************************************************************/
 291 void UpdateRects( vout_thread_t *p_vout, bool b_force )
 292 {
 293 #define rect_src p_vout->p_sys->rect_src
 294 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 295 #define rect_dest p_vout->p_sys->rect_dest
 296 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 297
 298     unsigned int i_width, i_height, i_x, i_y;
 299
 300     RECT  rect;
 301     POINT point;
 302
 303     /* Retrieve the window size */
 304     GetClientRect( p_vout->p_sys->hwnd, &rect );
 305
 306     /* Retrieve the window position */
 307     point.x = point.y = 0;
 308     ClientToScreen( p_vout->p_sys->hwnd, &point );
 309
 310     /* If nothing changed, we can return */
 311     if( !b_force
 312          && p_vout->p_sys->i_window_width == rect.right
 313          && p_vout->p_sys->i_window_height == rect.bottom
 314          && p_vout->p_sys->i_window_x == point.x
 315          && p_vout->p_sys->i_window_y == point.y )
 316     {
 317         return;
 318     }
 319
 320     /* Update the window position and size */
 321     p_vout->p_sys->i_window_x = point.x;
 322     p_vout->p_sys->i_window_y = point.y;
 323     p_vout->p_sys->i_window_width = rect.right;
 324     p_vout->p_sys->i_window_height = rect.bottom;
 325
 326     vout_PlacePicture( p_vout, rect.right, rect.bottom,
 327                        &i_x, &i_y, &i_width, &i_height );
 328
 329     if( p_vout->p_sys->hvideownd )
 330         SetWindowPos( p_vout->p_sys->hvideownd, 0,
 331                       i_x, i_y, i_width, i_height,
 332                       SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
 333
 334     /* Destination image position and dimensions */
 335     rect_dest.left = point.x + i_x;
 336     rect_dest.right = rect_dest.left + i_width;
 337     rect_dest.top = point.y + i_y;
 338     rect_dest.bottom = rect_dest.top + i_height;
 339
 340 #ifdef MODULE_NAME_IS_directx
 341     /* Apply overlay hardware constraints */
 342     if( p_vout->p_sys->b_using_overlay )
 343     {
 344         if( p_vout->p_sys->i_align_dest_boundary )
 345             rect_dest.left = ( rect_dest.left +
 346                 p_vout->p_sys->i_align_dest_boundary / 2 ) &
 347                 ~p_vout->p_sys->i_align_dest_boundary;
 348
 349         if( p_vout->p_sys->i_align_dest_size )
 350             rect_dest.right = (( rect_dest.right - rect_dest.left +
 351                 p_vout->p_sys->i_align_dest_size / 2 ) &
 352                 ~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
 353     }
 354
 355     /* UpdateOverlay directdraw function doesn't automatically clip to the
 356      * display size so we need to do it otherwise it will fail */
 357
 358     /* Clip the destination window */
 359     if( !IntersectRect( &rect_dest_clipped, &rect_dest,
 360                         &p_vout->p_sys->rect_display ) )
 361     {
 362         SetRectEmpty( &rect_src_clipped );
 363         return;
 364     }
 365
 366 #ifndef NDEBUG
 367     msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
 368                      " %li,%li,%li,%li",
 369                      rect_dest_clipped.left, rect_dest_clipped.top,
 370                      rect_dest_clipped.right, rect_dest_clipped.bottom );
 371 #endif
 372
 373 #else /* MODULE_NAME_IS_directx */
 374
 375     /* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
 376     rect_dest_clipped = rect_dest;
 377
 378 #endif
 379
 380     /* the 2 following lines are to fix a bug when clicking on the desktop */
 381     if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
 382         (rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
 383     {
 384         SetRectEmpty( &rect_src_clipped );
 385         return;
 386     }
 387
 388     /* src image dimensions */
 389     rect_src.left = 0;
 390     rect_src.top = 0;
 391     rect_src.right = p_vout->render.i_width;
 392     rect_src.bottom = p_vout->render.i_height;
 393
 394     /* Clip the source image */
 395     rect_src_clipped.left = p_vout->fmt_out.i_x_offset +
 396       (rect_dest_clipped.left - rect_dest.left) *
 397       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 398     rect_src_clipped.right = p_vout->fmt_out.i_x_offset +
 399       p_vout->fmt_out.i_visible_width -
 400       (rect_dest.right - rect_dest_clipped.right) *
 401       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 402     rect_src_clipped.top = p_vout->fmt_out.i_y_offset +
 403       (rect_dest_clipped.top - rect_dest.top) *
 404       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 405     rect_src_clipped.bottom = p_vout->fmt_out.i_y_offset +
 406       p_vout->fmt_out.i_visible_height -
 407       (rect_dest.bottom - rect_dest_clipped.bottom) *
 408       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 409
 410 #ifdef MODULE_NAME_IS_directx
 411     /* Apply overlay hardware constraints */
 412     if( p_vout->p_sys->b_using_overlay )
 413     {
 414         if( p_vout->p_sys->i_align_src_boundary )
 415             rect_src_clipped.left = ( rect_src_clipped.left +
 416                 p_vout->p_sys->i_align_src_boundary / 2 ) &
 417                 ~p_vout->p_sys->i_align_src_boundary;
 418
 419         if( p_vout->p_sys->i_align_src_size )
 420             rect_src_clipped.right = (( rect_src_clipped.right -
 421                 rect_src_clipped.left +
 422                 p_vout->p_sys->i_align_src_size / 2 ) &
 423                 ~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left;
 424     }
 425 #endif
 426
 427 #ifndef NDEBUG
 428     msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped"
 429                      " coords: %li,%li,%li,%li",
 430                      rect_src_clipped.left, rect_src_clipped.top,
 431                      rect_src_clipped.right, rect_src_clipped.bottom );
 432 #endif
 433
 434 #ifdef MODULE_NAME_IS_directx
 435     /* The destination coordinates need to be relative to the current
 436      * directdraw primary surface (display) */
 437     rect_dest_clipped.left -= p_vout->p_sys->rect_display.left;
 438     rect_dest_clipped.right -= p_vout->p_sys->rect_display.left;
 439     rect_dest_clipped.top -= p_vout->p_sys->rect_display.top;
 440     rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top;
 441
 442     if( p_vout->p_sys->b_using_overlay )
 443         DirectDrawUpdateOverlay( p_vout );
 444 #endif
 445
 446 #ifndef UNDER_CE
 447     /* Windows 7 taskbar thumbnail code */
 448     LPTASKBARLIST3 p_taskbl;
 449     OSVERSIONINFO winVer;
 450     winVer.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
 451     if( GetVersionEx(&winVer) && winVer.dwMajorVersion > 5 )
 452     {
 453         CoInitialize( 0 );
 454
 455         if( S_OK == CoCreateInstance( &clsid_ITaskbarList,
 456                     NULL, CLSCTX_INPROC_SERVER,
 457                     &IID_ITaskbarList3,
 458                     &p_taskbl) )
 459         {
 460             RECT rect_video, rect_parent, rect_relative;
 461             HWND hroot = GetAncestor(p_vout->p_sys->hwnd,GA_ROOT);
 462
 463             p_taskbl->vt->HrInit(p_taskbl);
 464             GetWindowRect(p_vout->p_sys->hvideownd, &rect_video);
 465             GetWindowRect(hroot, &rect_parent);
 466             rect_relative.left = rect_video.left - rect_parent.left - 8;
 467             rect_relative.right = rect_video.right - rect_video.left + rect_relative.left;
 468             rect_relative.top = rect_video.top - rect_parent.top - 10;
 469             rect_relative.bottom = rect_video.bottom - rect_video.top + rect_relative.top - 25;
 470
 471             if (S_OK != p_taskbl->vt->SetThumbnailClip(p_taskbl, hroot, &rect_relative))
 472                 msg_Err( p_vout, "SetThumbNailClip failed");
 473
 474             p_taskbl->vt->Release(p_taskbl);
 475         }
 476         CoUninitialize();
 477     }
 478 #endif
 479     /* Signal the change in size/position */
 480     p_vout->p_sys->i_changes |= DX_POSITION_CHANGE;
 481
 482 #undef rect_src
 483 #undef rect_src_clipped
 484 #undef rect_dest
 485 #undef rect_dest_clipped
 486 }
 487
 488 /*****************************************************************************
 489  * Control: control facility for the vout
 490  *****************************************************************************/
 491 int Control( vout_thread_t *p_vout, int i_query, va_list args )
 492 {
 493     RECT rect_window;
 494
 495     switch( i_query )
 496     {
 497     case VOUT_SET_SIZE:
 498         if( p_vout->p_sys->parent_window )
 499             return vaControlParentWindow( p_vout, i_query, args );
 500
 501         /* Update dimensions */
 502         rect_window.top = rect_window.left = 0;
 503         rect_window.right  = va_arg( args, unsigned int );
 504         rect_window.bottom = va_arg( args, unsigned int );
 505         if( !rect_window.right ) rect_window.right = p_vout->i_window_width;
 506         if( !rect_window.bottom ) rect_window.bottom = p_vout->i_window_height;
 507         AdjustWindowRect( &rect_window, p_vout->p_sys->i_window_style, 0 );
 508
 509         SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 510                       rect_window.right - rect_window.left,
 511                       rect_window.bottom - rect_window.top, SWP_NOMOVE );
 512
 513         return VLC_SUCCESS;
 514
 515     case VOUT_SET_STAY_ON_TOP:
 516         if( p_vout->p_sys->hparent && !var_GetBool( p_vout, "fullscreen" ) )
 517             return vaControlParentWindow( p_vout, i_query, args );
 518
 519         p_vout->p_sys->b_on_top_change = true;
 520         return VLC_SUCCESS;
 521
 522     default:
 523         return VLC_EGENERIC;
 524     }
 525 }
 526
 527
 528 /* Internal wrapper over GetWindowPlacement */
 529 static WINDOWPLACEMENT getWindowState(HWND hwnd)
 530 {
 531     WINDOWPLACEMENT window_placement;
 532     window_placement.length = sizeof(WINDOWPLACEMENT);
 533     GetWindowPlacement( hwnd, &window_placement );
 534     return window_placement;
 535 }
 536
 537 /* Internal wrapper to call vout_ControlWindow for hparent */
 538 static int vaControlParentWindow( vout_thread_t *p_vout, int i_query,
 539                                    va_list args )
 540 {
 541     switch( i_query )
 542     {
 543     case VOUT_SET_SIZE:
 544     {
 545         const unsigned i_width  = va_arg(args, unsigned);
 546         const unsigned i_height = va_arg(args, unsigned);
 547         return vout_window_SetSize( p_vout->p_sys->parent_window, i_width, i_height );
 548     }
 549     case VOUT_SET_STAY_ON_TOP:
 550     {
 551         const bool is_on_top = va_arg(args, int);
 552         return vout_window_SetOnTop( p_vout->p_sys->parent_window, is_on_top );
 553     }
 554     default:
 555         return VLC_EGENERIC;
 556     }
 557 }
 558
 559 #if 0
 560 static int ControlParentWindow( vout_thread_t *p_vout, int i_query, ... )
 561 {
 562     va_list args;
 563     int ret;
 564
 565     va_start( args, i_query );
 566     ret = vaControlParentWindow( p_vout, i_query, args );
 567     va_end( args );
 568     return ret;
 569 }
 570 #endif
 571
 572 void ExitFullscreen( vout_thread_t *p_vout )
 573 {
 574     if( p_vout->b_fullscreen )
 575     {
 576         msg_Dbg( p_vout, "Quitting fullscreen" );
 577         Win32ToggleFullscreen( p_vout );
 578         /* Force fullscreen in the core for the next video */
 579         var_SetBool( p_vout, "fullscreen", true );
 580     }
 581 }
 582
 583 void Win32ToggleFullscreen( vout_thread_t *p_vout )
 584 {
 585     HWND hwnd = (p_vout->p_sys->hparent && p_vout->p_sys->hfswnd) ?
 586         p_vout->p_sys->hfswnd : p_vout->p_sys->hwnd;
 587
 588     /* Save the current windows placement/placement to restore
 589        when fullscreen is over */
 590     WINDOWPLACEMENT window_placement = getWindowState( hwnd );
 591
 592     p_vout->b_fullscreen = ! p_vout->b_fullscreen;
 593
 594     /* We want to go to Fullscreen */
 595     if( p_vout->b_fullscreen )
 596     {
 597         msg_Dbg( p_vout, "entering fullscreen mode" );
 598
 599         /* Change window style, no borders and no title bar */
 600         int i_style = WS_CLIPCHILDREN | WS_VISIBLE;
 601         SetWindowLong( hwnd, GWL_STYLE, i_style );
 602
 603         if( p_vout->p_sys->hparent )
 604         {
 605 #ifdef UNDER_CE
 606             POINT point = {0,0};
 607             RECT rect;
 608             ClientToScreen( p_vout->p_sys->hwnd, &point );
 609             GetClientRect( p_vout->p_sys->hwnd, &rect );
 610             SetWindowPos( hwnd, 0, point.x, point.y,
 611                           rect.right, rect.bottom,
 612                           SWP_NOZORDER|SWP_FRAMECHANGED );
 613 #else
 614             /* Retrieve current window position so fullscreen will happen
 615             *on the right screen */
 616             HMONITOR hmon = MonitorFromWindow(p_vout->p_sys->hparent,
 617                                             MONITOR_DEFAULTTONEAREST);
 618             MONITORINFO mi;
 619             if (GetMonitorInfo(hmon, &mi))
 620             SetWindowPos( hwnd, 0,
 621                             mi.rcMonitor.left,
 622                             mi.rcMonitor.top,
 623                             mi.rcMonitor.right - mi.rcMonitor.left,
 624                             mi.rcMonitor.bottom - mi.rcMonitor.top,
 625                             SWP_NOZORDER|SWP_FRAMECHANGED );
 626 #endif
 627         }
 628         else
 629         {
 630             /* Maximize non embedded window */
 631             ShowWindow( hwnd, SW_SHOWMAXIMIZED );
 632         }
 633
 634         if( p_vout->p_sys->hparent )
 635         {
 636             /* Hide the previous window */
 637             RECT rect;
 638             GetClientRect( hwnd, &rect );
 639             SetParent( p_vout->p_sys->hwnd, hwnd );
 640             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 641                           rect.right, rect.bottom,
 642                           SWP_NOZORDER|SWP_FRAMECHANGED );
 643
 644 #ifdef UNDER_CE
 645             HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
 646 #else
 647             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
 648 #endif
 649             ShowWindow( topLevelParent, SW_HIDE );
 650         }
 651
 652         SetForegroundWindow( hwnd );
 653     }
 654     else
 655     {
 656         msg_Dbg( p_vout, "leaving fullscreen mode" );
 657         /* Change window style, no borders and no title bar */
 658         SetWindowLong( hwnd, GWL_STYLE, p_vout->p_sys->i_window_style );
 659
 660         if( p_vout->p_sys->hparent )
 661         {
 662             RECT rect;
 663             GetClientRect( p_vout->p_sys->hparent, &rect );
 664             SetParent( p_vout->p_sys->hwnd, p_vout->p_sys->hparent );
 665             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 666                           rect.right, rect.bottom,
 667                           SWP_NOZORDER|SWP_FRAMECHANGED );
 668
 669 #ifdef UNDER_CE
 670             HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
 671 #else
 672             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
 673 #endif
 674             ShowWindow( topLevelParent, SW_SHOW );
 675             SetForegroundWindow( p_vout->p_sys->hparent );
 676             ShowWindow( hwnd, SW_HIDE );
 677         }
 678         else
 679         {
 680             /* return to normal window for non embedded vout */
 681             SetWindowPlacement( hwnd, &window_placement );
 682             ShowWindow( hwnd, SW_SHOWNORMAL );
 683         }
 684
 685         /* Make sure the mouse cursor is displayed */
 686         PostMessage( p_vout->p_sys->hwnd, WM_VLC_SHOW_MOUSE, 0, 0 );
 687     }
 688
 689     /* Update the object variable and trigger callback */
 690     var_SetBool( p_vout, "fullscreen", p_vout->b_fullscreen );
 691 }
 692
 693 #ifndef UNDER_CE
 694 void DisableScreensaver( vout_thread_t *p_vout )
 695 {
 696     /* disable screensaver by temporarily changing system settings */
 697     p_vout->p_sys->i_spi_lowpowertimeout = 0;
 698     p_vout->p_sys->i_spi_powerofftimeout = 0;
 699     p_vout->p_sys->i_spi_screensavetimeout = 0;
 700     if( var_GetBool( p_vout, "disable-screensaver" ) )
 701     {
 702         msg_Dbg(p_vout, "disabling screen saver");
 703         SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT,
 704             0, &(p_vout->p_sys->i_spi_lowpowertimeout), 0);
 705         if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 706             SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
 707         }
 708         SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
 709             &(p_vout->p_sys->i_spi_powerofftimeout), 0);
 710         if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 711             SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
 712         }
 713         SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
 714             &(p_vout->p_sys->i_spi_screensavetimeout), 0);
 715         if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 716             SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
 717         }
 718     }
 719 }
 720
 721 void RestoreScreensaver( vout_thread_t *p_vout )
 722 {
 723     /* restore screensaver system settings */
 724     if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 725         SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
 726             p_vout->p_sys->i_spi_lowpowertimeout, NULL, 0);
 727     }
 728     if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 729         SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
 730             p_vout->p_sys->i_spi_powerofftimeout, NULL, 0);
 731     }
 732     if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 733         SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
 734             p_vout->p_sys->i_spi_screensavetimeout, NULL, 0);
 735     }
 736 }
 737 #endif
 738