1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2001-2009 the VideoLAN team
7 * Authors: Gildas Bazin <gbazin@videolan.org>
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.
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.
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 *****************************************************************************/
25 /*****************************************************************************
26 * Preamble: This file contains the functions related to the creation of
27 * a window and the handling of its messages (events).
28 *****************************************************************************/
34 #include <vlc_common.h>
35 #include <vlc_vout_display.h>
36 #include <vlc_vout_window.h>
42 #ifdef MODULE_NAME_IS_directx
45 #ifdef MODULE_NAME_IS_direct3d
48 #ifdef MODULE_NAME_IS_glwin32
55 #include <vlc_windows_interfaces.h>
60 //WINSHELLAPI BOOL WINAPI SHFullScreen(HWND hwndRequester, DWORD dwState);
63 static int CommonControlSetFullscreen(vout_display_t *, bool is_fullscreen);
65 static void DisableScreensaver(vout_display_t *);
66 static void RestoreScreensaver(vout_display_t *);
69 int CommonInit(vout_display_t *vd)
71 vout_display_sys_t *sys = vd->sys;
74 sys->hvideownd = NULL;
78 SetRectEmpty(&sys->rect_display);
79 SetRectEmpty(&sys->rect_parent);
80 sys->is_first_display = true;
81 sys->is_on_top = false;
83 var_Create(vd, "video-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT);
84 var_Create(vd, "video-deco", VLC_VAR_BOOL | VLC_VAR_DOINHERIT);
86 /* FIXME remove mouse hide from msw */
87 var_Create(vd, "mouse-hide-timeout", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT);
90 sys->event = EventThreadCreate(vd);
95 memset(&cfg, 0, sizeof(cfg));
96 #ifdef MODULE_NAME_IS_direct3d
97 cfg.use_desktop = sys->use_desktop;
99 #ifdef MODULE_NAME_IS_directx
100 cfg.use_overlay = sys->b_using_overlay;
102 cfg.win.type = VOUT_WINDOW_TYPE_HWND;
105 cfg.win.width = vd->cfg->display.width;
106 cfg.win.height = vd->cfg->display.height;
109 if (EventThreadStart(sys->event, &hwnd, &cfg))
112 sys->parent_window = hwnd.parent_window;
113 sys->hparent = hwnd.hparent;
114 sys->hwnd = hwnd.hwnd;
115 sys->hvideownd = hwnd.hvideownd;
116 sys->hfswnd = hwnd.hfswnd;
118 if (vd->cfg->is_fullscreen) {
119 if (CommonControlSetFullscreen(vd, true))
120 vout_display_SendEventFullscreen(vd, false);
123 /* Why not with glwin32 */
124 #if !defined(UNDER_CE) && !defined(MODULE_NAME_IS_glwin32)
125 var_Create(vd, "disable-screensaver", VLC_VAR_BOOL | VLC_VAR_DOINHERIT);
126 DisableScreensaver (vd);
133 void CommonClean(vout_display_t *vd)
135 vout_display_sys_t *sys = vd->sys;
138 EventThreadStop(sys->event);
139 EventThreadDestroy(sys->event);
142 #if !defined(UNDER_CE) && !defined(MODULE_NAME_IS_glwin32)
143 RestoreScreensaver(vd);
147 void CommonManage(vout_display_t *vd)
149 vout_display_sys_t *sys = vd->sys;
151 /* We used to call the Win32 PeekMessage function here to read the window
152 * messages. But since window can stay blocked into this function for a
153 * long time (for example when you move your window on the screen), I
154 * decided to isolate PeekMessage in another thread. */
156 /* If we do not control our window, we check for geometry changes
157 * ourselves because the parent might not send us its events. */
158 if (sys->hparent && !vd->cfg->is_fullscreen) {
162 GetClientRect(sys->hparent, &rect_parent);
163 point.x = point.y = 0;
164 ClientToScreen(sys->hparent, &point);
165 OffsetRect(&rect_parent, point.x, point.y);
167 if (!EqualRect(&rect_parent, &sys->rect_parent)) {
168 sys->rect_parent = rect_parent;
170 /* FIXME I find such #ifdef quite weirds. Are they really needed ? */
172 #if defined(MODULE_NAME_IS_direct3d)
173 SetWindowPos(sys->hwnd, 0, 0, 0,
174 rect_parent.right - rect_parent.left,
175 rect_parent.bottom - rect_parent.top,
177 UpdateRects(vd, NULL, NULL, true);
179 /* This one is to force the update even if only
180 * the position has changed */
181 SetWindowPos(sys->hwnd, 0, 1, 1,
182 rect_parent.right - rect_parent.left,
183 rect_parent.bottom - rect_parent.top, 0);
185 SetWindowPos(sys->hwnd, 0, 0, 0,
186 rect_parent.right - rect_parent.left,
187 rect_parent.bottom - rect_parent.top, 0);
189 #if defined(MODULE_NAME_IS_wingdi) || defined(MODULE_NAME_IS_wingapi)
190 unsigned int i_x, i_y, i_width, i_height;
191 vout_PlacePicture(vd, rect_parent.right - rect_parent.left,
192 rect_parent.bottom - rect_parent.top,
193 &i_x, &i_y, &i_width, &i_height);
195 SetWindowPos(sys->hvideownd, HWND_TOP,
196 i_x, i_y, i_width, i_height, 0);
203 if (EventThreadGetAndResetHasMoved(sys->event))
204 UpdateRects(vd, NULL, NULL, false);
207 EventThreadMouseAutoHide(sys->event);
210 /*****************************************************************************
211 * UpdateRects: update clipping rectangles
212 *****************************************************************************
213 * This function is called when the window position or size are changed, and
214 * its job is to update the source and destination RECTs used to display the
216 *****************************************************************************/
217 void UpdateRects(vout_display_t *vd,
218 const vout_display_cfg_t *cfg,
219 const video_format_t *source,
222 vout_display_sys_t *sys = vd->sys;
223 #define rect_src sys->rect_src
224 #define rect_src_clipped sys->rect_src_clipped
225 #define rect_dest sys->rect_dest
226 #define rect_dest_clipped sys->rect_dest_clipped
231 /* Retrieve the window size */
232 GetClientRect(sys->hwnd, &rect);
234 /* Retrieve the window position */
235 point.x = point.y = 0;
236 ClientToScreen(sys->hwnd, &point);
238 /* If nothing changed, we can return */
240 EventThreadUpdateWindowPosition(sys->event, &has_changed,
242 rect.right, rect.bottom);
243 if (!is_forced && !has_changed)
250 source = &vd->source;
252 /* Update the window position and size */
253 vout_display_cfg_t place_cfg = *cfg;
254 place_cfg.display.width = rect.right;
255 place_cfg.display.height = rect.bottom;
257 vout_display_place_t place;
258 vout_display_PlacePicture(&place, source, &place_cfg, true);
260 EventThreadUpdateSourceAndPlace(sys->event, source, &place);
263 SetWindowPos(sys->hvideownd, 0,
264 place.x, place.y, place.width, place.height,
265 SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS);
267 /* Destination image position and dimensions */
268 #if defined(MODULE_NAME_IS_direct3d)
270 rect_dest.right = place.width;
272 rect_dest.bottom = place.height;
274 rect_dest.left = point.x + place.x;
275 rect_dest.right = rect_dest.left + place.width;
276 rect_dest.top = point.y + place.y;
277 rect_dest.bottom = rect_dest.top + place.height;
279 #ifdef MODULE_NAME_IS_directx
280 /* Apply overlay hardware constraints */
281 if (sys->b_using_overlay) {
282 if (sys->i_align_dest_boundary)
283 rect_dest.left = (rect_dest.left +
284 sys->i_align_dest_boundary / 2) &
285 ~sys->i_align_dest_boundary;
287 if (sys->i_align_dest_size)
288 rect_dest.right = ((rect_dest.right -
290 sys->i_align_dest_size / 2) &
291 ~sys->i_align_dest_size) + rect_dest.left;
297 #if defined(MODULE_NAME_IS_directx) || defined(MODULE_NAME_IS_direct3d)
298 /* UpdateOverlay directdraw function doesn't automatically clip to the
299 * display size so we need to do it otherwise it will fail
300 * It is also needed for d3d to avoid exceding our surface size */
302 /* Clip the destination window */
303 if (!IntersectRect(&rect_dest_clipped, &rect_dest,
304 &sys->rect_display)) {
305 SetRectEmpty(&rect_src_clipped);
310 msg_Dbg(vd, "DirectXUpdateRects image_dst_clipped coords:"
312 rect_dest_clipped.left, rect_dest_clipped.top,
313 rect_dest_clipped.right, rect_dest_clipped.bottom);
318 /* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
319 rect_dest_clipped = rect_dest;
323 /* the 2 following lines are to fix a bug when clicking on the desktop */
324 if ((rect_dest_clipped.right - rect_dest_clipped.left) == 0 ||
325 (rect_dest_clipped.bottom - rect_dest_clipped.top) == 0) {
326 SetRectEmpty(&rect_src_clipped);
330 /* src image dimensions */
333 rect_src.right = source->i_width;
334 rect_src.bottom = source->i_height;
336 /* Clip the source image */
337 rect_src_clipped.left = source->i_x_offset +
338 (rect_dest_clipped.left - rect_dest.left) *
339 source->i_visible_width / (rect_dest.right - rect_dest.left);
340 rect_src_clipped.right = source->i_x_offset +
341 source->i_visible_width -
342 (rect_dest.right - rect_dest_clipped.right) *
343 source->i_visible_width / (rect_dest.right - rect_dest.left);
344 rect_src_clipped.top = source->i_y_offset +
345 (rect_dest_clipped.top - rect_dest.top) *
346 source->i_visible_height / (rect_dest.bottom - rect_dest.top);
347 rect_src_clipped.bottom = source->i_y_offset +
348 source->i_visible_height -
349 (rect_dest.bottom - rect_dest_clipped.bottom) *
350 source->i_visible_height / (rect_dest.bottom - rect_dest.top);
352 #ifdef MODULE_NAME_IS_directx
353 /* Apply overlay hardware constraints */
354 if (sys->b_using_overlay) {
355 if (sys->i_align_src_boundary)
356 rect_src_clipped.left =
357 (rect_src_clipped.left +
358 sys->i_align_src_boundary / 2) &
359 ~sys->i_align_src_boundary;
361 if (sys->i_align_src_size)
362 rect_src_clipped.right =
363 ((rect_src_clipped.right - rect_src_clipped.left +
364 sys->i_align_src_size / 2) &
365 ~sys->i_align_src_size) + rect_src_clipped.left;
367 #elif defined(MODULE_NAME_IS_direct3d)
368 /* Needed at least with YUV content */
369 rect_src_clipped.left &= ~1;
370 rect_src_clipped.right &= ~1;
371 rect_src_clipped.top &= ~1;
372 rect_src_clipped.bottom &= ~1;
376 msg_Dbg(vd, "DirectXUpdateRects image_src_clipped"
377 " coords: %li,%li,%li,%li",
378 rect_src_clipped.left, rect_src_clipped.top,
379 rect_src_clipped.right, rect_src_clipped.bottom);
382 #ifdef MODULE_NAME_IS_directx
383 /* The destination coordinates need to be relative to the current
384 * directdraw primary surface (display) */
385 rect_dest_clipped.left -= sys->rect_display.left;
386 rect_dest_clipped.right -= sys->rect_display.left;
387 rect_dest_clipped.top -= sys->rect_display.top;
388 rect_dest_clipped.bottom -= sys->rect_display.top;
390 if (sys->b_using_overlay)
391 DirectDrawUpdateOverlay(vd);
395 /* Windows 7 taskbar thumbnail code */
396 LPTASKBARLIST3 taskbl;
397 OSVERSIONINFO winVer;
398 winVer.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
399 if (GetVersionEx(&winVer) && winVer.dwMajorVersion > 5) {
402 if (S_OK == CoCreateInstance(&clsid_ITaskbarList,
403 NULL, CLSCTX_INPROC_SERVER,
406 RECT rect_video, rect_parent, rect_relative;
407 HWND hroot = GetAncestor(sys->hwnd,GA_ROOT);
409 taskbl->vt->HrInit(taskbl);
410 GetWindowRect(sys->hvideownd, &rect_video);
411 GetWindowRect(hroot, &rect_parent);
412 rect_relative.left = rect_video.left - rect_parent.left - 8;
413 rect_relative.right = rect_video.right - rect_video.left + rect_relative.left;
414 rect_relative.top = rect_video.top - rect_parent.top - 10;
415 rect_relative.bottom = rect_video.bottom - rect_video.top + rect_relative.top - 25;
417 if (S_OK != taskbl->vt->SetThumbnailClip(taskbl, hroot, &rect_relative))
418 msg_Err(vd, "SetThumbNailClip failed");
420 taskbl->vt->Release(taskbl);
425 /* Signal the change in size/position */
426 sys->changes |= DX_POSITION_CHANGE;
429 #undef rect_src_clipped
431 #undef rect_dest_clipped
434 static int CommonControlSetFullscreen(vout_display_t *vd, bool is_fullscreen)
436 vout_display_sys_t *sys = vd->sys;
438 #ifdef MODULE_NAME_IS_direct3d
439 if (sys->use_desktop && is_fullscreen)
444 if (sys->parent_window)
445 return vout_window_SetFullScreen(sys->parent_window, is_fullscreen);
448 HWND hwnd = sys->hparent && sys->hfswnd ? sys->hfswnd : sys->hwnd;
450 /* Save the current windows placement/placement to restore
451 when fullscreen is over */
452 WINDOWPLACEMENT window_placement;
453 window_placement.length = sizeof(WINDOWPLACEMENT);
454 GetWindowPlacement(hwnd, &window_placement);
457 msg_Dbg(vd, "entering fullscreen mode");
459 /* Change window style, no borders and no title bar */
460 SetWindowLong(hwnd, GWL_STYLE, WS_CLIPCHILDREN | WS_VISIBLE);
466 ClientToScreen(sys->hwnd, &point);
467 GetClientRect(sys->hwnd, &rect);
468 SetWindowPos(hwnd, 0, point.x, point.y,
469 rect.right, rect.bottom,
470 SWP_NOZORDER|SWP_FRAMECHANGED);
472 /* Retrieve current window position so fullscreen will happen
473 *on the right screen */
474 HMONITOR hmon = MonitorFromWindow(sys->hparent,
475 MONITOR_DEFAULTTONEAREST);
477 mi.cbSize = sizeof(MONITORINFO);
478 if (GetMonitorInfo(hmon, &mi))
479 SetWindowPos(hwnd, 0,
482 mi.rcMonitor.right - mi.rcMonitor.left,
483 mi.rcMonitor.bottom - mi.rcMonitor.top,
484 SWP_NOZORDER|SWP_FRAMECHANGED);
487 /* Maximize non embedded window */
488 ShowWindow(hwnd, SW_SHOWMAXIMIZED);
492 /* Hide the previous window */
494 GetClientRect(hwnd, &rect);
495 SetParent(sys->hwnd, hwnd);
496 SetWindowPos(sys->hwnd, 0, 0, 0,
497 rect.right, rect.bottom,
498 SWP_NOZORDER|SWP_FRAMECHANGED);
501 HWND topLevelParent = GetParent(sys->hparent);
503 HWND topLevelParent = GetAncestor(sys->hparent, GA_ROOT);
505 ShowWindow(topLevelParent, SW_HIDE);
507 SetForegroundWindow(hwnd);
509 msg_Dbg(vd, "leaving fullscreen mode");
511 /* Change window style, no borders and no title bar */
512 SetWindowLong(hwnd, GWL_STYLE, EventThreadGetWindowStyle(sys->event));
516 GetClientRect(sys->hparent, &rect);
517 SetParent(sys->hwnd, sys->hparent);
518 SetWindowPos(sys->hwnd, 0, 0, 0,
519 rect.right, rect.bottom,
520 SWP_NOZORDER|SWP_FRAMECHANGED);
523 HWND topLevelParent = GetParent(sys->hparent);
525 HWND topLevelParent = GetAncestor(sys->hparent, GA_ROOT);
527 ShowWindow(topLevelParent, SW_SHOW);
528 SetForegroundWindow(sys->hparent);
529 ShowWindow(hwnd, SW_HIDE);
531 /* return to normal window for non embedded vout */
532 SetWindowPlacement(hwnd, &window_placement);
533 ShowWindow(hwnd, SW_SHOWNORMAL);
536 /* Make sure the mouse cursor is displayed */
537 EventThreadMouseShow(sys->event);
542 int CommonControl(vout_display_t *vd, int query, va_list args)
544 vout_display_sys_t *sys = vd->sys;
547 case VOUT_DISPLAY_CHANGE_DISPLAY_SIZE: /* const vout_display_cfg_t *p_cfg, int is_forced */
548 case VOUT_DISPLAY_CHANGE_DISPLAY_FILLED: /* const vout_display_cfg_t *p_cfg */
549 case VOUT_DISPLAY_CHANGE_ZOOM: /* const vout_display_cfg_t *p_cfg */
550 case VOUT_DISPLAY_CHANGE_SOURCE_ASPECT: /* const video_format_t *p_source */
551 case VOUT_DISPLAY_CHANGE_SOURCE_CROP: { /* const video_format_t *p_source */
552 const vout_display_cfg_t *cfg;
553 const video_format_t *source;
554 bool is_forced = true;
555 if (query == VOUT_DISPLAY_CHANGE_SOURCE_CROP ||
556 query == VOUT_DISPLAY_CHANGE_SOURCE_ASPECT) {
558 source = va_arg(args, const video_format_t *);
560 cfg = va_arg(args, const vout_display_cfg_t *);
561 source = &vd->source;
562 if (query == VOUT_DISPLAY_CHANGE_DISPLAY_SIZE)
563 is_forced = va_arg(args, int);
565 if (query == VOUT_DISPLAY_CHANGE_DISPLAY_SIZE && is_forced) {
566 /* Update dimensions */
567 if (sys->parent_window) {
568 vout_window_SetSize(sys->parent_window, cfg->display.width, cfg->display.height);
572 rect_window.left = 0;
573 rect_window.right = cfg->display.width;
574 rect_window.bottom = cfg->display.height;
575 AdjustWindowRect(&rect_window, EventThreadGetWindowStyle(sys->event), 0);
577 SetWindowPos(sys->hwnd, 0, 0, 0,
578 rect_window.right - rect_window.left,
579 rect_window.bottom - rect_window.top, SWP_NOMOVE);
582 UpdateRects(vd, cfg, source, is_forced);
585 case VOUT_DISPLAY_CHANGE_ON_TOP: { /* int b_on_top */
586 const bool is_on_top = va_arg(args, int);
587 #ifdef MODULE_NAME_IS_direct3d
588 if (sys->use_desktop && is_on_top)
591 if (sys->parent_window) {
592 if (vout_window_SetOnTop(sys->parent_window, is_on_top))
595 HMENU hMenu = GetSystemMenu(sys->hwnd, FALSE);
597 if (is_on_top && !(GetWindowLong(sys->hwnd, GWL_EXSTYLE) & WS_EX_TOPMOST)) {
598 CheckMenuItem(hMenu, IDM_TOGGLE_ON_TOP, MF_BYCOMMAND | MFS_CHECKED);
599 SetWindowPos(sys->hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE);
600 } else if (!is_on_top && (GetWindowLong(sys->hwnd, GWL_EXSTYLE) & WS_EX_TOPMOST)) {
601 CheckMenuItem(hMenu, IDM_TOGGLE_ON_TOP, MF_BYCOMMAND | MFS_UNCHECKED);
602 SetWindowPos(sys->hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE);
605 sys->is_on_top = is_on_top;
608 case VOUT_DISPLAY_CHANGE_FULLSCREEN: { /* const vout_display_cfg_t *p_cfg */
609 const vout_display_cfg_t *cfg = va_arg(args, const vout_display_cfg_t *);
610 return CommonControlSetFullscreen(vd, cfg->is_fullscreen);
613 case VOUT_DISPLAY_RESET_PICTURES:
614 case VOUT_DISPLAY_HIDE_MOUSE:
622 static void DisableScreensaver(vout_display_t *vd)
624 vout_display_sys_t *sys = vd->sys;
626 /* disable screensaver by temporarily changing system settings */
627 sys->i_spi_lowpowertimeout = 0;
628 sys->i_spi_powerofftimeout = 0;
629 sys->i_spi_screensavetimeout = 0;
630 if (var_GetBool(vd, "disable-screensaver")) {
631 msg_Dbg(vd, "disabling screen saver");
632 SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT, 0,
633 &sys->i_spi_lowpowertimeout, 0);
634 if (0 != sys->i_spi_lowpowertimeout) {
635 SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
637 SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
638 &sys->i_spi_powerofftimeout, 0);
639 if (0 != sys->i_spi_powerofftimeout) {
640 SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
642 SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
643 &sys->i_spi_screensavetimeout, 0);
644 if (0 != sys->i_spi_screensavetimeout) {
645 SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
650 static void RestoreScreensaver(vout_display_t *vd)
652 vout_display_sys_t *sys = vd->sys;
654 /* restore screensaver system settings */
655 if (0 != sys->i_spi_lowpowertimeout) {
656 SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
657 sys->i_spi_lowpowertimeout, NULL, 0);
659 if (0 != sys->i_spi_powerofftimeout) {
660 SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
661 sys->i_spi_powerofftimeout, NULL, 0);
663 if (0 != sys->i_spi_screensavetimeout) {
664 SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
665 sys->i_spi_screensavetimeout, NULL, 0);