Imported Upstream version 1.15.1
[deb_xorg-server.git] / hw / xwin / wincreatewnd.c
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a09e091a
JB
1/*
2 *Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved.
3 *
4 *Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files (the
6 *"Software"), to deal in the Software without restriction, including
7 *without limitation the rights to use, copy, modify, merge, publish,
8 *distribute, sublicense, and/or sell copies of the Software, and to
9 *permit persons to whom the Software is furnished to do so, subject to
10 *the following conditions:
11 *
12 *The above copyright notice and this permission notice shall be
13 *included in all copies or substantial portions of the Software.
14 *
15 *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
19 *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
20 *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
21 *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22 *
23 *Except as contained in this notice, the name of Harold L Hunt II
24 *shall not be used in advertising or otherwise to promote the sale, use
25 *or other dealings in this Software without prior written authorization
26 *from Harold L Hunt II.
27 *
28 * Authors: Harold L Hunt II
29 */
30
31#ifdef HAVE_XWIN_CONFIG_H
32#include <xwin-config.h>
33#endif
34#include "win.h"
35#include "shellapi.h"
36
37/*
38 * Local function prototypes
39 */
40
41static Bool
42 winGetWorkArea(RECT * prcWorkArea, winScreenInfo * pScreenInfo);
43
44static Bool
45 winAdjustForAutoHide(RECT * prcWorkArea, winScreenInfo * pScreenInfo);
46
47/*
48 * Create a full screen window
49 */
50
51Bool
52winCreateBoundingWindowFullScreen(ScreenPtr pScreen)
53{
54 winScreenPriv(pScreen);
55 winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
56 int iX = pScreenInfo->dwInitialX;
57 int iY = pScreenInfo->dwInitialY;
58 int iWidth = pScreenInfo->dwWidth;
59 int iHeight = pScreenInfo->dwHeight;
60 HWND *phwnd = &pScreenPriv->hwndScreen;
61 WNDCLASSEX wc;
62 char szTitle[256];
63
64#if CYGDEBUG
65 winDebug("winCreateBoundingWindowFullScreen\n");
66#endif
67
68 /* Setup our window class */
69 wc.cbSize = sizeof(WNDCLASSEX);
70 wc.style = CS_HREDRAW | CS_VREDRAW;
71 wc.lpfnWndProc = winWindowProc;
72 wc.cbClsExtra = 0;
73 wc.cbWndExtra = 0;
74 wc.hInstance = g_hInstance;
75 wc.hIcon =
76 (HICON) LoadImage(g_hInstance, MAKEINTRESOURCE(IDI_XWIN), IMAGE_ICON,
77 GetSystemMetrics(SM_CXICON),
78 GetSystemMetrics(SM_CYICON), 0);
79 wc.hCursor = 0;
80 wc.hbrBackground = 0;
81 wc.lpszMenuName = NULL;
82 wc.lpszClassName = WINDOW_CLASS;
83 wc.hIconSm =
84 (HICON) LoadImage(g_hInstance, MAKEINTRESOURCE(IDI_XWIN), IMAGE_ICON,
85 GetSystemMetrics(SM_CXSMICON),
86 GetSystemMetrics(SM_CYSMICON), LR_DEFAULTSIZE);
87 RegisterClassEx(&wc);
88
89 /* Set display and screen-specific tooltip text */
90 if (g_pszQueryHost != NULL)
91 snprintf(szTitle,
92 sizeof(szTitle),
93 WINDOW_TITLE_XDMCP,
94 g_pszQueryHost, display, (int) pScreenInfo->dwScreen);
95 else
96 snprintf(szTitle,
97 sizeof(szTitle),
98 WINDOW_TITLE, display, (int) pScreenInfo->dwScreen);
99
100 /* Create the window */
101 *phwnd = CreateWindowExA(0, /* Extended styles */
102 WINDOW_CLASS, /* Class name */
103 szTitle, /* Window name */
104 WS_POPUP, iX, /* Horizontal position */
105 iY, /* Vertical position */
106 iWidth, /* Right edge */
107 iHeight, /* Bottom edge */
108 (HWND) NULL, /* No parent or owner window */
109 (HMENU) NULL, /* No menu */
110 GetModuleHandle(NULL), /* Instance handle */
111 pScreenPriv); /* ScreenPrivates */
112
113 /* Branch on the server engine */
114 switch (pScreenInfo->dwEngine) {
115#ifdef XWIN_NATIVEGDI
116 case WIN_SERVER_SHADOW_GDI:
117 /* Show the window */
118 ShowWindow(*phwnd, SW_SHOWMAXIMIZED);
119 break;
120#endif
121
122 default:
123 /* Hide the window */
124 ShowWindow(*phwnd, SW_SHOWNORMAL);
125 break;
126 }
127
128 /* Send first paint message */
129 UpdateWindow(*phwnd);
130
131 /* Attempt to bring our window to the top of the display */
132 BringWindowToTop(*phwnd);
133
134 return TRUE;
135}
136
137/*
138 * Create our primary Windows display window
139 */
140
141Bool
142winCreateBoundingWindowWindowed(ScreenPtr pScreen)
143{
144 winScreenPriv(pScreen);
145 winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
146 int iWidth = pScreenInfo->dwUserWidth;
147 int iHeight = pScreenInfo->dwUserHeight;
148 int iPosX;
149 int iPosY;
150 HWND *phwnd = &pScreenPriv->hwndScreen;
151 WNDCLASSEX wc;
152 RECT rcClient, rcWorkArea;
153 DWORD dwWindowStyle;
154 BOOL fForceShowWindow = FALSE;
155 char szTitle[256];
156
157 winDebug("winCreateBoundingWindowWindowed - User w: %d h: %d\n",
158 (int) pScreenInfo->dwUserWidth, (int) pScreenInfo->dwUserHeight);
159 winDebug("winCreateBoundingWindowWindowed - Current w: %d h: %d\n",
160 (int) pScreenInfo->dwWidth, (int) pScreenInfo->dwHeight);
161
162 /* Set the common window style flags */
163 dwWindowStyle = WS_OVERLAPPED | WS_SYSMENU | WS_MINIMIZEBOX;
164
165 /* Decorated or undecorated window */
166 if (pScreenInfo->fDecoration
167#ifdef XWIN_MULTIWINDOWEXTWM
168 && !pScreenInfo->fMWExtWM
169#endif
170 && !pScreenInfo->fRootless
171#ifdef XWIN_MULTIWINDOW
172 && !pScreenInfo->fMultiWindow
173#endif
174 ) {
175 /* Try to handle startup via run.exe. run.exe instructs Windows to
176 * hide all created windows. Detect this case and make sure the
177 * window is shown nevertheless */
178 STARTUPINFO startupInfo;
179
180 GetStartupInfo(&startupInfo);
181 if (startupInfo.dwFlags & STARTF_USESHOWWINDOW &&
182 startupInfo.wShowWindow == SW_HIDE) {
183 fForceShowWindow = TRUE;
184 }
185 dwWindowStyle |= WS_CAPTION;
186 if (pScreenInfo->iResizeMode != notAllowed)
187 dwWindowStyle |= WS_THICKFRAME | WS_MAXIMIZEBOX;
188 }
189 else
190 dwWindowStyle |= WS_POPUP;
191
192 /* Setup our window class */
193 wc.cbSize = sizeof(WNDCLASSEX);
194 wc.style = CS_HREDRAW | CS_VREDRAW;
195 wc.lpfnWndProc = winWindowProc;
196 wc.cbClsExtra = 0;
197 wc.cbWndExtra = 0;
198 wc.hInstance = g_hInstance;
199 wc.hIcon =
200 (HICON) LoadImage(g_hInstance, MAKEINTRESOURCE(IDI_XWIN), IMAGE_ICON,
201 GetSystemMetrics(SM_CXICON),
202 GetSystemMetrics(SM_CYICON), 0);
203 wc.hCursor = 0;
204 wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
205 wc.lpszMenuName = NULL;
206 wc.lpszClassName = WINDOW_CLASS;
207 wc.hIconSm =
208 (HICON) LoadImage(g_hInstance, MAKEINTRESOURCE(IDI_XWIN), IMAGE_ICON,
209 GetSystemMetrics(SM_CXSMICON),
210 GetSystemMetrics(SM_CYSMICON), LR_DEFAULTSIZE);
211 RegisterClassEx(&wc);
212
213 /* Get size of work area */
214 winGetWorkArea(&rcWorkArea, pScreenInfo);
215
216 /* Adjust for auto-hide taskbars */
217 winAdjustForAutoHide(&rcWorkArea, pScreenInfo);
218
219 /* Did the user specify a position? */
220 if (pScreenInfo->fUserGavePosition) {
221 iPosX = pScreenInfo->dwInitialX;
222 iPosY = pScreenInfo->dwInitialY;
223 }
224 else {
225 iPosX = rcWorkArea.left;
226 iPosY = rcWorkArea.top;
227 }
228
229 /* Clean up the scrollbars flag, if necessary */
230 if ((!pScreenInfo->fDecoration
231#ifdef XWIN_MULTIWINDOWEXTWM
232 || pScreenInfo->fMWExtWM
233#endif
234 || pScreenInfo->fRootless
235#ifdef XWIN_MULTIWINDOW
236 || pScreenInfo->fMultiWindow
237#endif
238 )
239 && (pScreenInfo->iResizeMode == resizeWithScrollbars)) {
240 /* We cannot have scrollbars if we do not have a window border */
241 pScreenInfo->iResizeMode = notAllowed;
242 }
243
244 /* Did the user specify a height and width? */
245 if (pScreenInfo->fUserGaveHeightAndWidth) {
246 /* User gave a desired height and width, try to accomodate */
247#if CYGDEBUG
248 winDebug("winCreateBoundingWindowWindowed - User gave height "
249 "and width\n");
250#endif
251
252 /* Adjust the window width and height for borders and title bar */
253 if (pScreenInfo->fDecoration
254#ifdef XWIN_MULTIWINDOWEXTWM
255 && !pScreenInfo->fMWExtWM
256#endif
257 && !pScreenInfo->fRootless
258#ifdef XWIN_MULTIWINDOW
259 && !pScreenInfo->fMultiWindow
260#endif
261 ) {
262#if CYGDEBUG
263 winDebug
264 ("winCreateBoundingWindowWindowed - Window has decoration\n");
265#endif
266
267 /* Are we resizable */
268 if (pScreenInfo->iResizeMode != notAllowed) {
269#if CYGDEBUG
270 winDebug
271 ("winCreateBoundingWindowWindowed - Window is resizable\n");
272#endif
273
274 iWidth += 2 * GetSystemMetrics(SM_CXSIZEFRAME);
275 iHeight += 2 * GetSystemMetrics(SM_CYSIZEFRAME)
276 + GetSystemMetrics(SM_CYCAPTION);
277 }
278 else {
279#if CYGDEBUG
280 winDebug
281 ("winCreateBoundingWindowWindowed - Window is not resizable\n");
282#endif
283
284 iWidth += 2 * GetSystemMetrics(SM_CXFIXEDFRAME);
285 iHeight += 2 * GetSystemMetrics(SM_CYFIXEDFRAME)
286 + GetSystemMetrics(SM_CYCAPTION);
287 }
288 }
289 }
290 else {
291 /* By default, we are creating a window that is as large as possible */
292#if CYGDEBUG
293 winDebug("winCreateBoundingWindowWindowed - User did not give "
294 "height and width\n");
295#endif
296 /* Defaults are wrong if we have multiple monitors */
297 if (pScreenInfo->fMultipleMonitors) {
298 iWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN);
299 iHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN);
300 }
301 }
302
303 /* Make sure window is no bigger than work area */
304 if (TRUE
305#ifdef XWIN_MULTIWINDOWEXTWM
306 && !pScreenInfo->fMWExtWM
307#endif
308#ifdef XWIN_MULTIWINDOW
309 && !pScreenInfo->fMultiWindow
310#endif
311 ) {
312 /* Trim window width to fit work area */
313 if (iWidth > (rcWorkArea.right - rcWorkArea.left))
314 iWidth = rcWorkArea.right - rcWorkArea.left;
315
316 /* Trim window height to fit work area */
317 if (iHeight >= (rcWorkArea.bottom - rcWorkArea.top))
318 iHeight = rcWorkArea.bottom - rcWorkArea.top;
319
320#if CYGDEBUG
321 winDebug("winCreateBoundingWindowWindowed - Adjusted width: %d "
322 "height: %d\n", iWidth, iHeight);
323#endif
324 }
325
326 /* Set display and screen-specific tooltip text */
327 if (g_pszQueryHost != NULL)
328 snprintf(szTitle,
329 sizeof(szTitle),
330 WINDOW_TITLE_XDMCP,
331 g_pszQueryHost, display, (int) pScreenInfo->dwScreen);
332 else
333 snprintf(szTitle,
334 sizeof(szTitle),
335 WINDOW_TITLE, display, (int) pScreenInfo->dwScreen);
336
337 /* Create the window */
338 *phwnd = CreateWindowExA(0, /* Extended styles */
339 WINDOW_CLASS, /* Class name */
340 szTitle, /* Window name */
341 dwWindowStyle, iPosX, /* Horizontal position */
342 iPosY, /* Vertical position */
343 iWidth, /* Right edge */
344 iHeight, /* Bottom edge */
345 (HWND) NULL, /* No parent or owner window */
346 (HMENU) NULL, /* No menu */
347 GetModuleHandle(NULL), /* Instance handle */
348 pScreenPriv); /* ScreenPrivates */
349 if (*phwnd == NULL) {
350 ErrorF("winCreateBoundingWindowWindowed - CreateWindowEx () failed\n");
351 return FALSE;
352 }
353
354#if CYGDEBUG
355 winDebug("winCreateBoundingWindowWindowed - CreateWindowEx () returned\n");
356#endif
357
358 if (fForceShowWindow) {
359 ErrorF
360 ("winCreateBoundingWindowWindowed - Setting normal windowstyle\n");
361 ShowWindow(*phwnd, SW_SHOW);
362 }
363
364 /* Get the client area coordinates */
365 if (!GetClientRect(*phwnd, &rcClient)) {
366 ErrorF("winCreateBoundingWindowWindowed - GetClientRect () "
367 "failed\n");
368 return FALSE;
369 }
370
371 winDebug("winCreateBoundingWindowWindowed - WindowClient "
372 "w %ld h %ld r %ld l %ld b %ld t %ld\n",
373 rcClient.right - rcClient.left,
374 rcClient.bottom - rcClient.top,
375 rcClient.right, rcClient.left, rcClient.bottom, rcClient.top);
376
377 /* We adjust the visual size if the user did not specify it */
378 if (!
379 ((pScreenInfo->iResizeMode == resizeWithScrollbars) &&
380 pScreenInfo->fUserGaveHeightAndWidth)) {
381 /*
382 * User did not give a height and width with scrollbars enabled,
383 * so we will resize the underlying visual to be as large as
384 * the initial view port (page size). This way scrollbars will
385 * not appear until the user shrinks the window, if they ever do.
386 *
387 * NOTE: We have to store the viewport size here because
388 * the user may have an autohide taskbar, which would
389 * cause the viewport size to be one less in one dimension
390 * than the viewport size that we calculated by subtracting
391 * the size of the borders and caption.
392 */
393 pScreenInfo->dwWidth = rcClient.right - rcClient.left;
394 pScreenInfo->dwHeight = rcClient.bottom - rcClient.top;
395 }
396
397#if 0
398 /*
399 * NOTE: For the uninitiated, the page size is the number of pixels
400 * that we can display in the x or y direction at a time and the
401 * range is the total number of pixels in the x or y direction that we
402 * have available to display. In other words, the page size is the
403 * size of the window area minus the space the caption, borders, and
404 * scrollbars (if any) occupy, and the range is the size of the
405 * underlying X visual. Notice that, contrary to what some of the
406 * MSDN Library arcticles lead you to believe, the windows
407 * ``client area'' size does not include the scrollbars. In other words,
408 * the whole client area size that is reported to you is drawable by
409 * you; you do not have to subtract the size of the scrollbars from
410 * the client area size, and if you did it would result in the size
411 * of the scrollbars being double counted.
412 */
413
414 /* Setup scrollbar page and range, if scrollbars are enabled */
415 if (pScreenInfo->fScrollbars) {
416 SCROLLINFO si;
417
418 /* Initialize the scrollbar info structure */
419 si.cbSize = sizeof(si);
420 si.fMask = SIF_RANGE | SIF_PAGE;
421 si.nMin = 0;
422
423 /* Setup the width range and page size */
424 si.nMax = pScreenInfo->dwWidth - 1;
425 si.nPage = rcClient.right - rcClient.left;
426 winDebug("winCreateBoundingWindowWindowed - HORZ nMax: %d nPage :%d\n",
427 si.nMax, si.nPage);
428 SetScrollInfo(*phwnd, SB_HORZ, &si, TRUE);
429
430 /* Setup the height range and page size */
431 si.nMax = pScreenInfo->dwHeight - 1;
432 si.nPage = rcClient.bottom - rcClient.top;
433 winDebug("winCreateBoundingWindowWindowed - VERT nMax: %d nPage :%d\n",
434 si.nMax, si.nPage);
435 SetScrollInfo(*phwnd, SB_VERT, &si, TRUE);
436 }
437#endif
438
439 /* Show the window */
440 if (FALSE
441#ifdef XWIN_MULTIWINDOWEXTWM
442 || pScreenInfo->fMWExtWM
443#endif
444#ifdef XWIN_MULTIWINDOW
445 || pScreenInfo->fMultiWindow
446#endif
447 ) {
448#if defined(XWIN_MULTIWINDOW) || defined(XWIN_MULTIWINDOWEXTWM)
449 pScreenPriv->fRootWindowShown = FALSE;
450#endif
451 ShowWindow(*phwnd, SW_HIDE);
452 }
453 else
454 ShowWindow(*phwnd, SW_SHOWNORMAL);
455 if (!UpdateWindow(*phwnd)) {
456 ErrorF("winCreateBoundingWindowWindowed - UpdateWindow () failed\n");
457 return FALSE;
458 }
459
460 /* Attempt to bring our window to the top of the display */
461 if (TRUE
462#ifdef XWIN_MULTIWINDOWEXTWM
463 && !pScreenInfo->fMWExtWM
464#endif
465 && !pScreenInfo->fRootless
466#ifdef XWIN_MULTIWINDOW
467 && !pScreenInfo->fMultiWindow
468#endif
469 ) {
470 if (!BringWindowToTop(*phwnd)) {
471 ErrorF("winCreateBoundingWindowWindowed - BringWindowToTop () "
472 "failed\n");
473 return FALSE;
474 }
475 }
476
477#ifdef XWIN_NATIVEGDI
478 /* Paint window background blue */
479 if (pScreenInfo->dwEngine == WIN_SERVER_NATIVE_GDI)
480 winPaintBackground(*phwnd, RGB(0x00, 0x00, 0xFF));
481#endif
482
483 winDebug("winCreateBoundingWindowWindowed - Returning\n");
484
485 return TRUE;
486}
487
488/*
489 * Find the work area of all attached monitors
490 */
491
492static Bool
493winGetWorkArea(RECT * prcWorkArea, winScreenInfo * pScreenInfo)
494{
495 int iPrimaryWidth, iPrimaryHeight;
496 int iWidth, iHeight;
497 int iLeft, iTop;
498 int iPrimaryNonWorkAreaWidth, iPrimaryNonWorkAreaHeight;
499
500 /* Use GetMonitorInfo to get work area for monitor */
501 if (!pScreenInfo->fMultipleMonitors) {
502 MONITORINFO mi;
503
504 mi.cbSize = sizeof(MONITORINFO);
505 if (GetMonitorInfo(pScreenInfo->hMonitor, &mi)) {
506 *prcWorkArea = mi.rcWork;
507
508 winDebug("winGetWorkArea - Monitor %d WorkArea: %d %d %d %d\n",
509 pScreenInfo->iMonitor,
510 (int) prcWorkArea->top, (int) prcWorkArea->left,
511 (int) prcWorkArea->bottom, (int) prcWorkArea->right);
512 }
513 else {
514 ErrorF("winGetWorkArea - GetMonitorInfo() failed for monitor %d\n",
515 pScreenInfo->iMonitor);
516 }
517
518 /* Bail out here if we aren't using multiple monitors */
519 return TRUE;
520 }
521
522 /* SPI_GETWORKAREA only gets the work area of the primary screen. */
523 SystemParametersInfo(SPI_GETWORKAREA, 0, prcWorkArea, 0);
524
525 winDebug("winGetWorkArea - Primary Monitor WorkArea: %d %d %d %d\n",
526 (int) prcWorkArea->top, (int) prcWorkArea->left,
527 (int) prcWorkArea->bottom, (int) prcWorkArea->right);
528
529 /* Get size of full virtual screen */
530 iWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN);
531 iHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN);
532
533 winDebug("winGetWorkArea - Virtual screen is %d x %d\n", iWidth, iHeight);
534
535 /* Get origin of full virtual screen */
536 iLeft = GetSystemMetrics(SM_XVIRTUALSCREEN);
537 iTop = GetSystemMetrics(SM_YVIRTUALSCREEN);
538
539 winDebug("winGetWorkArea - Virtual screen origin is %d, %d\n", iLeft, iTop);
540
541 /* Get size of primary screen */
542 iPrimaryWidth = GetSystemMetrics(SM_CXSCREEN);
543 iPrimaryHeight = GetSystemMetrics(SM_CYSCREEN);
544
545 winDebug("winGetWorkArea - Primary screen is %d x %d\n",
546 iPrimaryWidth, iPrimaryHeight);
547
548 /* Work out how much of the primary screen we aren't using */
549 iPrimaryNonWorkAreaWidth = iPrimaryWidth - (prcWorkArea->right -
550 prcWorkArea->left);
551 iPrimaryNonWorkAreaHeight = iPrimaryHeight - (prcWorkArea->bottom
552 - prcWorkArea->top);
553
554 /* Update the rectangle to include all monitors */
555 if (iLeft < 0) {
556 prcWorkArea->left = iLeft;
557 }
558 if (iTop < 0) {
559 prcWorkArea->top = iTop;
560 }
561 prcWorkArea->right = prcWorkArea->left + iWidth - iPrimaryNonWorkAreaWidth;
562 prcWorkArea->bottom = prcWorkArea->top + iHeight -
563 iPrimaryNonWorkAreaHeight;
564
565 winDebug("winGetWorkArea - Adjusted WorkArea for multiple "
566 "monitors: %d %d %d %d\n",
567 (int) prcWorkArea->top, (int) prcWorkArea->left,
568 (int) prcWorkArea->bottom, (int) prcWorkArea->right);
569
570 return TRUE;
571}
572
573static Bool
574winTaskbarOnScreenEdge(unsigned int uEdge, winScreenInfo * pScreenInfo)
575{
576 APPBARDATA abd;
577 HWND hwndAutoHide;
578
579 ZeroMemory(&abd, sizeof(abd));
580 abd.cbSize = sizeof(abd);
581 abd.uEdge = uEdge;
582
583 hwndAutoHide = (HWND) SHAppBarMessage(ABM_GETAUTOHIDEBAR, &abd);
584 if (hwndAutoHide != NULL) {
585 /*
586 Found an autohide taskbar on that edge, but is it on the
587 same monitor as the screen window?
588 */
589 if (pScreenInfo->fMultipleMonitors ||
590 (MonitorFromWindow(hwndAutoHide, MONITOR_DEFAULTTONULL) ==
591 pScreenInfo->hMonitor))
592 return TRUE;
593 }
594 return FALSE;
595}
596
597/*
598 * Adjust the client area so that any auto-hide toolbars
599 * will work correctly.
600 */
601
602static Bool
603winAdjustForAutoHide(RECT * prcWorkArea, winScreenInfo * pScreenInfo)
604{
605 APPBARDATA abd;
606
607 winDebug("winAdjustForAutoHide - Original WorkArea: %d %d %d %d\n",
608 (int) prcWorkArea->top, (int) prcWorkArea->left,
609 (int) prcWorkArea->bottom, (int) prcWorkArea->right);
610
611 /* Find out if the Windows taskbar is set to auto-hide */
612 ZeroMemory(&abd, sizeof(abd));
613 abd.cbSize = sizeof(abd);
614 if (SHAppBarMessage(ABM_GETSTATE, &abd) & ABS_AUTOHIDE)
615 winDebug("winAdjustForAutoHide - Taskbar is auto hide\n");
616
617 /*
618 Despite the forgoing, we are checking for any AppBar
619 hiding along a monitor edge, not just the Windows TaskBar.
620 */
621
622 /* Look for a TOP auto-hide taskbar */
623 if (winTaskbarOnScreenEdge(ABE_TOP, pScreenInfo)) {
624 winDebug("winAdjustForAutoHide - Found TOP auto-hide taskbar\n");
625 prcWorkArea->top += 1;
626 }
627
628 /* Look for a LEFT auto-hide taskbar */
629 if (winTaskbarOnScreenEdge(ABE_LEFT, pScreenInfo)) {
630 winDebug("winAdjustForAutoHide - Found LEFT auto-hide taskbar\n");
631 prcWorkArea->left += 1;
632 }
633
634 /* Look for a BOTTOM auto-hide taskbar */
635 if (winTaskbarOnScreenEdge(ABE_BOTTOM, pScreenInfo)) {
636 winDebug("winAdjustForAutoHide - Found BOTTOM auto-hide taskbar\n");
637 prcWorkArea->bottom -= 1;
638 }
639
640 /* Look for a RIGHT auto-hide taskbar */
641 if (winTaskbarOnScreenEdge(ABE_RIGHT, pScreenInfo)) {
642 winDebug("winAdjustForAutoHide - Found RIGHT auto-hide taskbar\n");
643 prcWorkArea->right -= 1;
644 }
645
646 winDebug("winAdjustForAutoHide - Adjusted WorkArea: %d %d %d %d\n",
647 (int) prcWorkArea->top, (int) prcWorkArea->left,
648 (int) prcWorkArea->bottom, (int) prcWorkArea->right);
649
650 return TRUE;
651}