wbemprox: Rewrite IWbemServices::ExecMethod with low-level functions so we can reuse...
[wine.git] / dlls / comctl32 / status.c
blobc4efedb1e3c55093a55766c7973760bf59e05192
1 /*
2 * Interface code to StatusWindow widget/control
4 * Copyright 1996 Bruce Milner
5 * Copyright 1998, 1999 Eric Kohl
6 * Copyright 2002 Dimitrie O. Paun
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 * NOTE
24 * This code was audited for completeness against the documented features
25 * of Comctl32.dll version 6.0 on Sep. 24, 2002, by Dimitrie O. Paun.
27 * Unless otherwise noted, we believe this code to be complete, as per
28 * the specification mentioned above.
29 * If you discover missing features, or bugs, please note them below.
31 * TODO:
32 * -- CCS_BOTTOM (default)
33 * -- CCS_LEFT
34 * -- CCS_NODIVIDER
35 * -- CCS_NOMOVEX
36 * -- CCS_NOMOVEY
37 * -- CCS_NOPARENTALIGN
38 * -- CCS_RIGHT
39 * -- CCS_TOP
40 * -- CCS_VERT (defaults to RIGHT)
43 #include <stdarg.h>
44 #include <string.h>
46 #include "windef.h"
47 #include "winbase.h"
48 #include "wine/unicode.h"
49 #include "wingdi.h"
50 #include "winuser.h"
51 #include "winnls.h"
52 #include "commctrl.h"
53 #include "comctl32.h"
54 #include "uxtheme.h"
55 #include "vssym32.h"
56 #include "wine/debug.h"
58 WINE_DEFAULT_DEBUG_CHANNEL(statusbar);
60 typedef struct
62 INT x;
63 INT style;
64 RECT bound;
65 LPWSTR text;
66 HICON hIcon;
67 } STATUSWINDOWPART;
69 typedef struct
71 HWND Self;
72 HWND Notify;
73 WORD numParts;
74 UINT height;
75 UINT minHeight; /* at least MIN_PANE_HEIGHT, can be increased by SB_SETMINHEIGHT */
76 BOOL simple;
77 HWND hwndToolTip;
78 HFONT hFont;
79 HFONT hDefaultFont;
80 COLORREF clrBk; /* background color */
81 BOOL bUnicode; /* notify format. TRUE if notifies in Unicode */
82 STATUSWINDOWPART part0; /* simple window */
83 STATUSWINDOWPART* parts;
84 INT horizontalBorder;
85 INT verticalBorder;
86 INT horizontalGap;
87 } STATUS_INFO;
90 * Run tests using Waite Group Windows95 API Bible Vol. 1&2
91 * The second cdrom contains executables drawstat.exe, gettext.exe,
92 * simple.exe, getparts.exe, setparts.exe, statwnd.exe
95 #define HORZ_BORDER 0
96 #define VERT_BORDER 2
97 #define HORZ_GAP 2
99 static const WCHAR themeClass[] = { 'S','t','a','t','u','s',0 };
101 /* prototype */
102 static void
103 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr);
104 static LRESULT
105 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd);
107 static inline LPCSTR debugstr_t(LPCWSTR text, BOOL isW)
109 return isW ? debugstr_w(text) : debugstr_a((LPCSTR)text);
112 static UINT
113 STATUSBAR_ComputeHeight(STATUS_INFO *infoPtr)
115 HTHEME theme;
116 UINT height;
117 TEXTMETRICW tm;
118 int margin;
120 COMCTL32_GetFontMetrics(infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont, &tm);
121 margin = (tm.tmInternalLeading ? tm.tmInternalLeading : 2);
122 height = max(tm.tmHeight + margin + 2*GetSystemMetrics(SM_CYBORDER), infoPtr->minHeight) + infoPtr->verticalBorder;
124 if ((theme = GetWindowTheme(infoPtr->Self)))
126 /* Determine bar height from theme such that the content area is
127 * textHeight pixels large */
128 HDC hdc = GetDC(infoPtr->Self);
129 RECT r;
130 memset (&r, 0, sizeof (r));
131 r.bottom = max(infoPtr->minHeight, tm.tmHeight);
132 if (SUCCEEDED(GetThemeBackgroundExtent(theme, hdc, SP_PANE, 0, &r, &r)))
134 height = r.bottom - r.top;
136 ReleaseDC(infoPtr->Self, hdc);
139 TRACE(" textHeight=%d+%d, final height=%d\n", tm.tmHeight, tm.tmInternalLeading, height);
140 return height;
143 static void
144 STATUSBAR_DrawSizeGrip (HTHEME theme, HDC hdc, LPRECT lpRect)
146 HPEN hPenFace, hPenShadow, hPenHighlight, hOldPen;
147 POINT pt;
148 INT i;
150 TRACE("draw size grip %s\n", wine_dbgstr_rect(lpRect));
152 if (theme)
154 RECT gripperRect;
155 SIZE gripperSize;
156 gripperRect = *lpRect;
157 if (SUCCEEDED (GetThemePartSize (theme, hdc, SP_GRIPPER, 0, lpRect,
158 TS_DRAW, &gripperSize)))
160 gripperRect.left = gripperRect.right - gripperSize.cx;
161 gripperRect.top = gripperRect.bottom - gripperSize.cy;
162 if (SUCCEEDED (DrawThemeBackground(theme, hdc, SP_GRIPPER, 0, &gripperRect, NULL)))
163 return;
167 pt.x = lpRect->right - 1;
168 pt.y = lpRect->bottom - 1;
170 hPenFace = CreatePen( PS_SOLID, 1, comctl32_color.clr3dFace);
171 hOldPen = SelectObject( hdc, hPenFace );
172 MoveToEx (hdc, pt.x - 12, pt.y, NULL);
173 LineTo (hdc, pt.x, pt.y);
174 LineTo (hdc, pt.x, pt.y - 13);
176 pt.x--;
177 pt.y--;
179 hPenShadow = CreatePen( PS_SOLID, 1, comctl32_color.clr3dShadow);
180 SelectObject( hdc, hPenShadow );
181 for (i = 1; i < 11; i += 4) {
182 MoveToEx (hdc, pt.x - i, pt.y, NULL);
183 LineTo (hdc, pt.x + 1, pt.y - i - 1);
185 MoveToEx (hdc, pt.x - i - 1, pt.y, NULL);
186 LineTo (hdc, pt.x + 1, pt.y - i - 2);
189 hPenHighlight = CreatePen( PS_SOLID, 1, comctl32_color.clr3dHilight);
190 SelectObject( hdc, hPenHighlight );
191 for (i = 3; i < 13; i += 4) {
192 MoveToEx (hdc, pt.x - i, pt.y, NULL);
193 LineTo (hdc, pt.x + 1, pt.y - i - 1);
196 SelectObject (hdc, hOldPen);
197 DeleteObject( hPenFace );
198 DeleteObject( hPenShadow );
199 DeleteObject( hPenHighlight );
203 static void
204 STATUSBAR_DrawPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
206 RECT r = part->bound;
207 UINT border = BDR_SUNKENOUTER;
208 HTHEME theme = GetWindowTheme (infoPtr->Self);
209 int themePart = SP_PANE;
210 int x = 0;
212 TRACE("part bound %s\n", wine_dbgstr_rect(&r));
213 if (part->style & SBT_POPOUT)
214 border = BDR_RAISEDOUTER;
215 else if (part->style & SBT_NOBORDERS)
216 border = 0;
218 if (theme)
220 if ((GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
221 && (infoPtr->simple || (itemID == (infoPtr->numParts-1))))
222 themePart = SP_GRIPPERPANE;
223 DrawThemeBackground(theme, hdc, themePart, 0, &r, NULL);
225 else
226 DrawEdge(hdc, &r, border, BF_RECT|BF_ADJUST);
228 if (part->hIcon) {
229 INT cy = r.bottom - r.top;
230 DrawIconEx (hdc, r.left + 2, r.top, part->hIcon, cy, cy, 0, 0, DI_NORMAL);
231 x = 2 + cy;
234 if (part->style & SBT_OWNERDRAW) {
235 DRAWITEMSTRUCT dis;
237 dis.CtlID = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
238 dis.itemID = itemID;
239 dis.hwndItem = infoPtr->Self;
240 dis.hDC = hdc;
241 dis.rcItem = r;
242 dis.itemData = (ULONG_PTR)part->text;
243 SendMessageW (infoPtr->Notify, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis);
244 } else {
245 r.left += x;
246 DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
251 static void
252 STATUSBAR_RefreshPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
254 HBRUSH hbrBk;
255 HTHEME theme;
257 TRACE("item %d\n", itemID);
259 if (part->bound.right < part->bound.left) return;
261 if (!RectVisible(hdc, &part->bound))
262 return;
264 if ((theme = GetWindowTheme (infoPtr->Self)))
266 RECT cr;
267 GetClientRect (infoPtr->Self, &cr);
268 DrawThemeBackground(theme, hdc, 0, 0, &cr, &part->bound);
270 else
272 if (infoPtr->clrBk != CLR_DEFAULT)
273 hbrBk = CreateSolidBrush (infoPtr->clrBk);
274 else
275 hbrBk = GetSysColorBrush (COLOR_3DFACE);
276 FillRect(hdc, &part->bound, hbrBk);
277 if (infoPtr->clrBk != CLR_DEFAULT)
278 DeleteObject (hbrBk);
281 STATUSBAR_DrawPart (infoPtr, hdc, part, itemID);
285 static LRESULT
286 STATUSBAR_Refresh (STATUS_INFO *infoPtr, HDC hdc)
288 RECT rect;
289 HBRUSH hbrBk;
290 HFONT hOldFont;
291 HTHEME theme;
293 TRACE("\n");
294 if (!IsWindowVisible(infoPtr->Self))
295 return 0;
297 STATUSBAR_SetPartBounds(infoPtr);
299 GetClientRect (infoPtr->Self, &rect);
301 if ((theme = GetWindowTheme (infoPtr->Self)))
303 DrawThemeBackground(theme, hdc, 0, 0, &rect, NULL);
305 else
307 if (infoPtr->clrBk != CLR_DEFAULT)
308 hbrBk = CreateSolidBrush (infoPtr->clrBk);
309 else
310 hbrBk = GetSysColorBrush (COLOR_3DFACE);
311 FillRect(hdc, &rect, hbrBk);
312 if (infoPtr->clrBk != CLR_DEFAULT)
313 DeleteObject (hbrBk);
316 hOldFont = SelectObject (hdc, infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont);
318 if (infoPtr->simple) {
319 STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->part0, 0);
320 } else {
321 unsigned int i;
323 for (i = 0; i < infoPtr->numParts; i++) {
324 STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->parts[i], i);
328 SelectObject (hdc, hOldFont);
330 if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
331 STATUSBAR_DrawSizeGrip (theme, hdc, &rect);
333 return 0;
337 static int
338 STATUSBAR_InternalHitTest(const STATUS_INFO *infoPtr, const POINT *pt)
340 unsigned int i;
342 if (infoPtr->simple)
343 return 255;
345 for (i = 0; i < infoPtr->numParts; i++)
346 if (pt->x >= infoPtr->parts[i].bound.left && pt->x <= infoPtr->parts[i].bound.right)
347 return i;
348 return -2;
352 static void
353 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr)
355 STATUSWINDOWPART *part;
356 RECT rect, *r;
357 UINT i;
359 /* get our window size */
360 GetClientRect (infoPtr->Self, &rect);
361 TRACE("client wnd size is %s\n", wine_dbgstr_rect(&rect));
363 rect.left += infoPtr->horizontalBorder;
364 rect.top += infoPtr->verticalBorder;
366 /* set bounds for simple rectangle */
367 infoPtr->part0.bound = rect;
369 /* set bounds for non-simple rectangles */
370 for (i = 0; i < infoPtr->numParts; i++) {
371 part = &infoPtr->parts[i];
372 r = &infoPtr->parts[i].bound;
373 r->top = rect.top;
374 r->bottom = rect.bottom;
375 if (i == 0)
376 r->left = 0;
377 else
378 r->left = infoPtr->parts[i-1].bound.right + infoPtr->horizontalGap;
379 if (part->x == -1)
380 r->right = rect.right;
381 else
382 r->right = part->x;
384 if (infoPtr->hwndToolTip) {
385 TTTOOLINFOW ti;
387 ti.cbSize = sizeof(TTTOOLINFOW);
388 ti.hwnd = infoPtr->Self;
389 ti.uId = i;
390 ti.rect = *r;
391 SendMessageW (infoPtr->hwndToolTip, TTM_NEWTOOLRECTW,
392 0, (LPARAM)&ti);
398 static LRESULT
399 STATUSBAR_Relay2Tip (const STATUS_INFO *infoPtr, UINT uMsg,
400 WPARAM wParam, LPARAM lParam)
402 MSG msg;
404 msg.hwnd = infoPtr->Self;
405 msg.message = uMsg;
406 msg.wParam = wParam;
407 msg.lParam = lParam;
408 msg.time = GetMessageTime ();
409 msg.pt.x = (short)LOWORD(GetMessagePos ());
410 msg.pt.y = (short)HIWORD(GetMessagePos ());
412 return SendMessageW (infoPtr->hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)&msg);
416 static BOOL
417 STATUSBAR_GetBorders (const STATUS_INFO *infoPtr, INT out[])
419 TRACE("\n");
420 out[0] = infoPtr->horizontalBorder;
421 out[1] = infoPtr->verticalBorder;
422 out[2] = infoPtr->horizontalGap;
424 return TRUE;
428 static BOOL
429 STATUSBAR_SetBorders (STATUS_INFO *infoPtr, const INT in[])
431 TRACE("\n");
432 infoPtr->horizontalBorder = in[0];
433 infoPtr->verticalBorder = in[1];
434 infoPtr->horizontalGap = in[2];
435 InvalidateRect(infoPtr->Self, NULL, FALSE);
437 return TRUE;
441 static HICON
442 STATUSBAR_GetIcon (const STATUS_INFO *infoPtr, INT nPart)
444 TRACE("%d\n", nPart);
445 /* MSDN says: "simple parts are indexed with -1" */
446 if ((nPart < -1) || (nPart >= infoPtr->numParts))
447 return 0;
449 if (nPart == -1)
450 return (infoPtr->part0.hIcon);
451 else
452 return (infoPtr->parts[nPart].hIcon);
456 static INT
457 STATUSBAR_GetParts (const STATUS_INFO *infoPtr, INT num_parts, INT parts[])
459 INT i;
461 TRACE("(%d)\n", num_parts);
462 if (parts) {
463 for (i = 0; i < num_parts; i++) {
464 parts[i] = infoPtr->parts[i].x;
467 return infoPtr->numParts;
471 static BOOL
472 STATUSBAR_GetRect (const STATUS_INFO *infoPtr, INT nPart, LPRECT rect)
474 TRACE("part %d\n", nPart);
475 if(nPart >= infoPtr->numParts || nPart < 0)
476 return FALSE;
477 if (infoPtr->simple)
478 *rect = infoPtr->part0.bound;
479 else
480 *rect = infoPtr->parts[nPart].bound;
481 return TRUE;
485 static LRESULT
486 STATUSBAR_GetTextA (STATUS_INFO *infoPtr, INT nPart, LPSTR buf)
488 STATUSWINDOWPART *part;
489 LRESULT result;
491 TRACE("part %d\n", nPart);
493 /* MSDN says: "simple parts use index of 0", so this check is ok. */
494 if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
496 if (infoPtr->simple)
497 part = &infoPtr->part0;
498 else
499 part = &infoPtr->parts[nPart];
501 if (part->style & SBT_OWNERDRAW)
502 result = (LRESULT)part->text;
503 else {
504 DWORD len = part->text ? WideCharToMultiByte( CP_ACP, 0, part->text, -1,
505 NULL, 0, NULL, NULL ) - 1 : 0;
506 result = MAKELONG( len, part->style );
507 if (part->text && buf)
508 WideCharToMultiByte( CP_ACP, 0, part->text, -1, buf, len+1, NULL, NULL );
510 return result;
514 static LRESULT
515 STATUSBAR_GetTextW (STATUS_INFO *infoPtr, INT nPart, LPWSTR buf)
517 STATUSWINDOWPART *part;
518 LRESULT result;
520 TRACE("part %d\n", nPart);
521 if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
523 if (infoPtr->simple)
524 part = &infoPtr->part0;
525 else
526 part = &infoPtr->parts[nPart];
528 if (part->style & SBT_OWNERDRAW)
529 result = (LRESULT)part->text;
530 else {
531 result = part->text ? strlenW (part->text) : 0;
532 result |= (part->style << 16);
533 if (part->text && buf)
534 strcpyW (buf, part->text);
536 return result;
540 static LRESULT
541 STATUSBAR_GetTextLength (STATUS_INFO *infoPtr, INT nPart)
543 STATUSWINDOWPART *part;
544 DWORD result;
546 TRACE("part %d\n", nPart);
548 /* MSDN says: "simple parts use index of 0", so this check is ok. */
549 if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
551 if (infoPtr->simple)
552 part = &infoPtr->part0;
553 else
554 part = &infoPtr->parts[nPart];
556 if ((~part->style & SBT_OWNERDRAW) && part->text)
557 result = strlenW(part->text);
558 else
559 result = 0;
561 result |= (part->style << 16);
562 return result;
565 static LRESULT
566 STATUSBAR_GetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR tip, INT size)
568 TRACE("\n");
569 if (tip) {
570 CHAR buf[INFOTIPSIZE];
571 buf[0]='\0';
573 if (infoPtr->hwndToolTip) {
574 TTTOOLINFOA ti;
575 ti.cbSize = sizeof(TTTOOLINFOA);
576 ti.hwnd = infoPtr->Self;
577 ti.uId = id;
578 ti.lpszText = buf;
579 SendMessageA (infoPtr->hwndToolTip, TTM_GETTEXTA, 0, (LPARAM)&ti);
581 lstrcpynA (tip, buf, size);
583 return 0;
587 static LRESULT
588 STATUSBAR_GetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR tip, INT size)
590 TRACE("\n");
591 if (tip) {
592 WCHAR buf[INFOTIPSIZE];
593 buf[0]=0;
595 if (infoPtr->hwndToolTip) {
596 TTTOOLINFOW ti;
597 ti.cbSize = sizeof(TTTOOLINFOW);
598 ti.hwnd = infoPtr->Self;
599 ti.uId = id;
600 ti.lpszText = buf;
601 SendMessageW(infoPtr->hwndToolTip, TTM_GETTEXTW, 0, (LPARAM)&ti);
603 lstrcpynW(tip, buf, size);
606 return 0;
610 static COLORREF
611 STATUSBAR_SetBkColor (STATUS_INFO *infoPtr, COLORREF color)
613 COLORREF oldBkColor;
615 oldBkColor = infoPtr->clrBk;
616 infoPtr->clrBk = color;
617 InvalidateRect(infoPtr->Self, NULL, FALSE);
619 TRACE("CREF: %08x -> %08x\n", oldBkColor, infoPtr->clrBk);
620 return oldBkColor;
624 static BOOL
625 STATUSBAR_SetIcon (STATUS_INFO *infoPtr, INT nPart, HICON hIcon)
627 if ((nPart < -1) || (nPart >= infoPtr->numParts))
628 return FALSE;
630 TRACE("setting part %d\n", nPart);
632 /* FIXME: MSDN says "if nPart is -1, the status bar is assumed simple" */
633 if (nPart == -1) {
634 if (infoPtr->part0.hIcon == hIcon) /* same as - no redraw */
635 return TRUE;
636 infoPtr->part0.hIcon = hIcon;
637 if (infoPtr->simple)
638 InvalidateRect(infoPtr->Self, &infoPtr->part0.bound, FALSE);
639 } else {
640 if (infoPtr->parts[nPart].hIcon == hIcon) /* same as - no redraw */
641 return TRUE;
643 infoPtr->parts[nPart].hIcon = hIcon;
644 if (!(infoPtr->simple))
645 InvalidateRect(infoPtr->Self, &infoPtr->parts[nPart].bound, FALSE);
647 return TRUE;
651 static BOOL
652 STATUSBAR_SetMinHeight (STATUS_INFO *infoPtr, INT height)
654 DWORD ysize = GetSystemMetrics(SM_CYSIZE);
655 if (ysize & 1) ysize--;
656 infoPtr->minHeight = max(height, ysize);
657 infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
658 /* like native, don't resize the control */
659 return TRUE;
663 static BOOL
664 STATUSBAR_SetParts (STATUS_INFO *infoPtr, INT count, LPINT parts)
666 STATUSWINDOWPART *tmp;
667 INT i, oldNumParts;
669 TRACE("(%d,%p)\n", count, parts);
671 if(!count) return FALSE;
673 oldNumParts = infoPtr->numParts;
674 infoPtr->numParts = count;
675 if (oldNumParts > infoPtr->numParts) {
676 for (i = infoPtr->numParts ; i < oldNumParts; i++) {
677 if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
678 Free (infoPtr->parts[i].text);
680 } else if (oldNumParts < infoPtr->numParts) {
681 tmp = Alloc (sizeof(STATUSWINDOWPART) * infoPtr->numParts);
682 if (!tmp) return FALSE;
683 for (i = 0; i < oldNumParts; i++) {
684 tmp[i] = infoPtr->parts[i];
686 Free (infoPtr->parts);
687 infoPtr->parts = tmp;
689 if (oldNumParts == infoPtr->numParts) {
690 for (i=0; i < oldNumParts; i++)
691 if (infoPtr->parts[i].x != parts[i])
692 break;
693 if (i==oldNumParts) /* Unchanged? no need to redraw! */
694 return TRUE;
697 for (i = 0; i < infoPtr->numParts; i++)
698 infoPtr->parts[i].x = parts[i];
700 if (infoPtr->hwndToolTip) {
701 INT nTipCount;
702 TTTOOLINFOW ti;
704 ZeroMemory (&ti, sizeof(TTTOOLINFOW));
705 ti.cbSize = sizeof(TTTOOLINFOW);
706 ti.hwnd = infoPtr->Self;
708 nTipCount = SendMessageW (infoPtr->hwndToolTip, TTM_GETTOOLCOUNT, 0, 0);
709 if (nTipCount < infoPtr->numParts) {
710 /* add tools */
711 for (i = nTipCount; i < infoPtr->numParts; i++) {
712 TRACE("add tool %d\n", i);
713 ti.uId = i;
714 SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW,
715 0, (LPARAM)&ti);
718 else if (nTipCount > infoPtr->numParts) {
719 /* delete tools */
720 for (i = nTipCount - 1; i >= infoPtr->numParts; i--) {
721 TRACE("delete tool %d\n", i);
722 ti.uId = i;
723 SendMessageW (infoPtr->hwndToolTip, TTM_DELTOOLW,
724 0, (LPARAM)&ti);
728 STATUSBAR_SetPartBounds (infoPtr);
729 InvalidateRect(infoPtr->Self, NULL, FALSE);
730 return TRUE;
734 static BOOL
735 STATUSBAR_SetTextT (STATUS_INFO *infoPtr, INT nPart, WORD style,
736 LPWSTR text, BOOL isW)
738 STATUSWINDOWPART *part=NULL;
739 BOOL changed = FALSE;
740 INT oldStyle;
742 if (style & SBT_OWNERDRAW) {
743 TRACE("part %d, text %p\n",nPart,text);
745 else TRACE("part %d, text %s\n", nPart, debugstr_t(text, isW));
747 /* MSDN says: "If the parameter is set to SB_SIMPLEID (255), the status
748 * window is assumed to be a simple window */
750 if (nPart == 0x00ff) {
751 part = &infoPtr->part0;
752 } else {
753 if (infoPtr->parts && nPart >= 0 && nPart < infoPtr->numParts) {
754 part = &infoPtr->parts[nPart];
757 if (!part) return FALSE;
759 if (part->style != style)
760 changed = TRUE;
762 oldStyle = part->style;
763 part->style = style;
764 if (style & SBT_OWNERDRAW) {
765 if (!(oldStyle & SBT_OWNERDRAW))
766 Free (part->text);
767 part->text = text;
768 } else {
769 LPWSTR ntext;
770 WCHAR *idx;
772 if (text && !isW) {
773 LPCSTR atxt = (LPCSTR)text;
774 DWORD len = MultiByteToWideChar( CP_ACP, 0, atxt, -1, NULL, 0 );
775 ntext = Alloc( (len + 1)*sizeof(WCHAR) );
776 if (!ntext) return FALSE;
777 MultiByteToWideChar( CP_ACP, 0, atxt, -1, ntext, len );
778 } else if (text) {
779 ntext = Alloc( (strlenW(text) + 1)*sizeof(WCHAR) );
780 if (!ntext) return FALSE;
781 strcpyW (ntext, text);
782 } else ntext = 0;
784 /* replace nonprintable characters with spaces */
785 if (ntext) {
786 idx = ntext;
787 while (*idx) {
788 if(!isprintW(*idx))
789 *idx = ' ';
790 idx++;
794 /* check if text is unchanged -> no need to redraw */
795 if (text) {
796 if (!changed && part->text && !lstrcmpW(ntext, part->text)) {
797 Free(ntext);
798 return TRUE;
800 } else {
801 if (!changed && !part->text)
802 return TRUE;
805 if (!(oldStyle & SBT_OWNERDRAW))
806 Free (part->text);
807 part->text = ntext;
809 InvalidateRect(infoPtr->Self, &part->bound, FALSE);
810 UpdateWindow(infoPtr->Self);
812 return TRUE;
816 static LRESULT
817 STATUSBAR_SetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR text)
819 TRACE("part %d: \"%s\"\n", id, text);
820 if (infoPtr->hwndToolTip) {
821 TTTOOLINFOA ti;
822 ti.cbSize = sizeof(TTTOOLINFOA);
823 ti.hwnd = infoPtr->Self;
824 ti.uId = id;
825 ti.hinst = 0;
826 ti.lpszText = text;
827 SendMessageA (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTA, 0, (LPARAM)&ti);
830 return 0;
834 static LRESULT
835 STATUSBAR_SetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR text)
837 TRACE("part %d: \"%s\"\n", id, debugstr_w(text));
838 if (infoPtr->hwndToolTip) {
839 TTTOOLINFOW ti;
840 ti.cbSize = sizeof(TTTOOLINFOW);
841 ti.hwnd = infoPtr->Self;
842 ti.uId = id;
843 ti.hinst = 0;
844 ti.lpszText = text;
845 SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
848 return 0;
852 static inline LRESULT
853 STATUSBAR_SetUnicodeFormat (STATUS_INFO *infoPtr, BOOL bUnicode)
855 BOOL bOld = infoPtr->bUnicode;
857 TRACE("(0x%x)\n", bUnicode);
858 infoPtr->bUnicode = bUnicode;
860 return bOld;
864 static BOOL
865 STATUSBAR_Simple (STATUS_INFO *infoPtr, BOOL simple)
867 NMHDR nmhdr;
869 TRACE("(simple=%d)\n", simple);
870 if (infoPtr->simple == simple) /* no need to change */
871 return TRUE;
873 infoPtr->simple = simple;
875 /* send notification */
876 nmhdr.hwndFrom = infoPtr->Self;
877 nmhdr.idFrom = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
878 nmhdr.code = SBN_SIMPLEMODECHANGE;
879 SendMessageW (infoPtr->Notify, WM_NOTIFY, 0, (LPARAM)&nmhdr);
880 InvalidateRect(infoPtr->Self, NULL, FALSE);
881 return TRUE;
885 static LRESULT
886 STATUSBAR_WMDestroy (STATUS_INFO *infoPtr)
888 unsigned int i;
890 TRACE("\n");
891 for (i = 0; i < infoPtr->numParts; i++) {
892 if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
893 Free (infoPtr->parts[i].text);
895 if (!(infoPtr->part0.style & SBT_OWNERDRAW))
896 Free (infoPtr->part0.text);
897 Free (infoPtr->parts);
899 /* delete default font */
900 if (infoPtr->hDefaultFont)
901 DeleteObject (infoPtr->hDefaultFont);
903 /* delete tool tip control */
904 if (infoPtr->hwndToolTip)
905 DestroyWindow (infoPtr->hwndToolTip);
907 CloseThemeData (GetWindowTheme (infoPtr->Self));
909 SetWindowLongPtrW(infoPtr->Self, 0, 0);
910 Free (infoPtr);
911 return 0;
915 static LRESULT
916 STATUSBAR_WMCreate (HWND hwnd, const CREATESTRUCTA *lpCreate)
918 STATUS_INFO *infoPtr;
919 NONCLIENTMETRICSW nclm;
920 DWORD dwStyle;
921 RECT rect;
922 int len;
924 TRACE("\n");
925 infoPtr = Alloc (sizeof(STATUS_INFO));
926 if (!infoPtr) goto create_fail;
927 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
929 infoPtr->Self = hwnd;
930 infoPtr->Notify = lpCreate->hwndParent;
931 infoPtr->numParts = 1;
932 infoPtr->parts = 0;
933 infoPtr->simple = FALSE;
934 infoPtr->clrBk = CLR_DEFAULT;
935 infoPtr->hFont = 0;
936 infoPtr->horizontalBorder = HORZ_BORDER;
937 infoPtr->verticalBorder = VERT_BORDER;
938 infoPtr->horizontalGap = HORZ_GAP;
939 infoPtr->minHeight = GetSystemMetrics(SM_CYSIZE);
940 if (infoPtr->minHeight & 1) infoPtr->minHeight--;
942 STATUSBAR_NotifyFormat(infoPtr, infoPtr->Notify, NF_REQUERY);
944 ZeroMemory (&nclm, sizeof(nclm));
945 nclm.cbSize = sizeof(nclm);
946 SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, nclm.cbSize, &nclm, 0);
947 infoPtr->hDefaultFont = CreateFontIndirectW (&nclm.lfStatusFont);
949 GetClientRect (hwnd, &rect);
951 /* initialize simple case */
952 infoPtr->part0.bound = rect;
953 infoPtr->part0.text = 0;
954 infoPtr->part0.x = 0;
955 infoPtr->part0.style = 0;
956 infoPtr->part0.hIcon = 0;
958 /* initialize first part */
959 infoPtr->parts = Alloc (sizeof(STATUSWINDOWPART));
960 if (!infoPtr->parts) goto create_fail;
961 infoPtr->parts[0].bound = rect;
962 infoPtr->parts[0].text = 0;
963 infoPtr->parts[0].x = -1;
964 infoPtr->parts[0].style = 0;
965 infoPtr->parts[0].hIcon = 0;
967 OpenThemeData (hwnd, themeClass);
969 if (lpCreate->lpszName && (len = strlenW ((LPCWSTR)lpCreate->lpszName)))
971 infoPtr->parts[0].text = Alloc ((len + 1)*sizeof(WCHAR));
972 if (!infoPtr->parts[0].text) goto create_fail;
973 strcpyW (infoPtr->parts[0].text, (LPCWSTR)lpCreate->lpszName);
976 dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
977 /* native seems to clear WS_BORDER, too */
978 dwStyle &= ~WS_BORDER;
979 SetWindowLongW (hwnd, GWL_STYLE, dwStyle);
981 infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
983 if (dwStyle & SBT_TOOLTIPS) {
984 infoPtr->hwndToolTip =
985 CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP,
986 CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
987 CW_USEDEFAULT, hwnd, 0,
988 (HINSTANCE)GetWindowLongPtrW(hwnd, GWLP_HINSTANCE), NULL);
990 if (infoPtr->hwndToolTip) {
991 NMTOOLTIPSCREATED nmttc;
993 nmttc.hdr.hwndFrom = hwnd;
994 nmttc.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
995 nmttc.hdr.code = NM_TOOLTIPSCREATED;
996 nmttc.hwndToolTips = infoPtr->hwndToolTip;
998 SendMessageW (lpCreate->hwndParent, WM_NOTIFY, nmttc.hdr.idFrom, (LPARAM)&nmttc);
1002 return 0;
1004 create_fail:
1005 TRACE(" failed!\n");
1006 if (infoPtr) STATUSBAR_WMDestroy(infoPtr);
1007 return -1;
1011 /* in contrast to SB_GETTEXT*, WM_GETTEXT handles the text
1012 * of the first part only (usual behaviour) */
1013 static INT
1014 STATUSBAR_WMGetText (const STATUS_INFO *infoPtr, INT size, LPWSTR buf)
1016 INT len;
1018 TRACE("\n");
1019 if (!(infoPtr->parts[0].text))
1020 return 0;
1022 len = strlenW (infoPtr->parts[0].text);
1024 if (!size)
1025 return len;
1026 else if (size > len) {
1027 strcpyW (buf, infoPtr->parts[0].text);
1028 return len;
1030 else {
1031 memcpy (buf, infoPtr->parts[0].text, (size - 1) * sizeof(WCHAR));
1032 buf[size - 1] = 0;
1033 return size - 1;
1038 static BOOL
1039 STATUSBAR_WMNCHitTest (const STATUS_INFO *infoPtr, INT x, INT y)
1041 if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP) {
1042 RECT rect;
1043 POINT pt;
1045 GetClientRect (infoPtr->Self, &rect);
1047 pt.x = x;
1048 pt.y = y;
1049 ScreenToClient (infoPtr->Self, &pt);
1051 rect.left = rect.right - 13;
1052 rect.top += 2;
1054 if (PtInRect (&rect, pt))
1056 if (GetWindowLongW( infoPtr->Self, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) return HTBOTTOMLEFT;
1057 else return HTBOTTOMRIGHT;
1061 return HTERROR;
1065 static LRESULT
1066 STATUSBAR_WMPaint (STATUS_INFO *infoPtr, HDC hdc)
1068 PAINTSTRUCT ps;
1070 TRACE("\n");
1071 if (hdc) return STATUSBAR_Refresh (infoPtr, hdc);
1072 hdc = BeginPaint (infoPtr->Self, &ps);
1073 STATUSBAR_Refresh (infoPtr, hdc);
1074 EndPaint (infoPtr->Self, &ps);
1076 return 0;
1080 static LRESULT
1081 STATUSBAR_WMSetFont (STATUS_INFO *infoPtr, HFONT font, BOOL redraw)
1083 infoPtr->hFont = font;
1084 TRACE("%p\n", infoPtr->hFont);
1086 infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
1087 SendMessageW(infoPtr->Self, WM_SIZE, 0, 0); /* update size */
1088 if (redraw)
1089 InvalidateRect(infoPtr->Self, NULL, FALSE);
1091 return 0;
1095 static BOOL
1096 STATUSBAR_WMSetText (const STATUS_INFO *infoPtr, LPCSTR text)
1098 STATUSWINDOWPART *part;
1099 int len;
1101 TRACE("\n");
1102 if (infoPtr->numParts == 0)
1103 return FALSE;
1105 part = &infoPtr->parts[0];
1106 /* duplicate string */
1107 Free (part->text);
1108 part->text = 0;
1110 if (text && (len = strlenW((LPCWSTR)text))) {
1111 part->text = Alloc ((len+1)*sizeof(WCHAR));
1112 if (!part->text) return FALSE;
1113 strcpyW (part->text, (LPCWSTR)text);
1116 InvalidateRect(infoPtr->Self, &part->bound, FALSE);
1118 return TRUE;
1122 static BOOL
1123 STATUSBAR_WMSize (STATUS_INFO *infoPtr, WORD flags)
1125 INT width, x, y;
1126 RECT parent_rect;
1128 /* Need to resize width to match parent */
1129 TRACE("flags %04x\n", flags);
1131 if (flags != SIZE_RESTORED && flags != SIZE_MAXIMIZED) {
1132 WARN("flags MUST be SIZE_RESTORED or SIZE_MAXIMIZED\n");
1133 return FALSE;
1136 if (GetWindowLongW(infoPtr->Self, GWL_STYLE) & CCS_NORESIZE) return FALSE;
1138 /* width and height don't apply */
1139 if (!GetClientRect (infoPtr->Notify, &parent_rect))
1140 return FALSE;
1142 width = parent_rect.right - parent_rect.left;
1143 x = parent_rect.left;
1144 y = parent_rect.bottom - infoPtr->height;
1145 MoveWindow (infoPtr->Self, x, y, width, infoPtr->height, TRUE);
1146 STATUSBAR_SetPartBounds (infoPtr);
1147 return TRUE;
1151 /* update theme after a WM_THEMECHANGED message */
1152 static LRESULT theme_changed (const STATUS_INFO* infoPtr)
1154 HTHEME theme = GetWindowTheme (infoPtr->Self);
1155 CloseThemeData (theme);
1156 OpenThemeData (infoPtr->Self, themeClass);
1157 return 0;
1161 static LRESULT
1162 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd)
1164 if (cmd == NF_REQUERY) {
1165 INT i = SendMessageW(from, WM_NOTIFYFORMAT, (WPARAM)infoPtr->Self, NF_QUERY);
1166 infoPtr->bUnicode = (i == NFR_UNICODE);
1168 return infoPtr->bUnicode ? NFR_UNICODE : NFR_ANSI;
1172 static LRESULT
1173 STATUSBAR_SendMouseNotify(const STATUS_INFO *infoPtr, UINT code, UINT msg, WPARAM wParam, LPARAM lParam)
1175 NMMOUSE nm;
1177 TRACE("code %04x, lParam=%lx\n", code, lParam);
1178 nm.hdr.hwndFrom = infoPtr->Self;
1179 nm.hdr.idFrom = GetWindowLongPtrW(infoPtr->Self, GWLP_ID);
1180 nm.hdr.code = code;
1181 nm.pt.x = (short)LOWORD(lParam);
1182 nm.pt.y = (short)HIWORD(lParam);
1183 nm.dwItemSpec = STATUSBAR_InternalHitTest(infoPtr, &nm.pt);
1184 nm.dwItemData = 0;
1185 nm.dwHitInfo = 0x30000; /* seems constant */
1187 /* Do default processing if WM_NOTIFY returns zero */
1188 if(!SendMessageW(infoPtr->Notify, WM_NOTIFY, nm.hdr.idFrom, (LPARAM)&nm))
1190 return DefWindowProcW(infoPtr->Self, msg, wParam, lParam);
1192 return 0;
1197 static LRESULT WINAPI
1198 StatusWindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1200 STATUS_INFO *infoPtr = (STATUS_INFO *)GetWindowLongPtrW (hwnd, 0);
1201 INT nPart = ((INT) wParam) & 0x00ff;
1202 LRESULT res;
1204 TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, msg, wParam, lParam);
1205 if (!infoPtr && msg != WM_CREATE)
1206 return DefWindowProcW (hwnd, msg, wParam, lParam);
1208 switch (msg) {
1209 case SB_GETBORDERS:
1210 return STATUSBAR_GetBorders (infoPtr, (INT *)lParam);
1212 case SB_GETICON:
1213 return (LRESULT)STATUSBAR_GetIcon (infoPtr, nPart);
1215 case SB_GETPARTS:
1216 return STATUSBAR_GetParts (infoPtr, (INT)wParam, (INT *)lParam);
1218 case SB_GETRECT:
1219 return STATUSBAR_GetRect (infoPtr, nPart, (LPRECT)lParam);
1221 case SB_GETTEXTA:
1222 return STATUSBAR_GetTextA (infoPtr, nPart, (LPSTR)lParam);
1224 case SB_GETTEXTW:
1225 return STATUSBAR_GetTextW (infoPtr, nPart, (LPWSTR)lParam);
1227 case SB_GETTEXTLENGTHA:
1228 case SB_GETTEXTLENGTHW:
1229 return STATUSBAR_GetTextLength (infoPtr, nPart);
1231 case SB_GETTIPTEXTA:
1232 return STATUSBAR_GetTipTextA (infoPtr, LOWORD(wParam), (LPSTR)lParam, HIWORD(wParam));
1234 case SB_GETTIPTEXTW:
1235 return STATUSBAR_GetTipTextW (infoPtr, LOWORD(wParam), (LPWSTR)lParam, HIWORD(wParam));
1237 case SB_GETUNICODEFORMAT:
1238 return infoPtr->bUnicode;
1240 case SB_ISSIMPLE:
1241 return infoPtr->simple;
1243 case SB_SETBORDERS:
1244 return STATUSBAR_SetBorders (infoPtr, (INT *)lParam);
1246 case SB_SETBKCOLOR:
1247 return STATUSBAR_SetBkColor (infoPtr, (COLORREF)lParam);
1249 case SB_SETICON:
1250 return STATUSBAR_SetIcon (infoPtr, nPart, (HICON)lParam);
1252 case SB_SETMINHEIGHT:
1253 return STATUSBAR_SetMinHeight (infoPtr, (INT)wParam);
1255 case SB_SETPARTS:
1256 return STATUSBAR_SetParts (infoPtr, (INT)wParam, (LPINT)lParam);
1258 case SB_SETTEXTA:
1259 return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, FALSE);
1261 case SB_SETTEXTW:
1262 return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, TRUE);
1264 case SB_SETTIPTEXTA:
1265 return STATUSBAR_SetTipTextA (infoPtr, (INT)wParam, (LPSTR)lParam);
1267 case SB_SETTIPTEXTW:
1268 return STATUSBAR_SetTipTextW (infoPtr, (INT)wParam, (LPWSTR)lParam);
1270 case SB_SETUNICODEFORMAT:
1271 return STATUSBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
1273 case SB_SIMPLE:
1274 return STATUSBAR_Simple (infoPtr, (BOOL)wParam);
1276 case WM_CREATE:
1277 return STATUSBAR_WMCreate (hwnd, (LPCREATESTRUCTA)lParam);
1279 case WM_DESTROY:
1280 return STATUSBAR_WMDestroy (infoPtr);
1282 case WM_GETFONT:
1283 return (LRESULT)(infoPtr->hFont? infoPtr->hFont : infoPtr->hDefaultFont);
1285 case WM_GETTEXT:
1286 return STATUSBAR_WMGetText (infoPtr, (INT)wParam, (LPWSTR)lParam);
1288 case WM_GETTEXTLENGTH:
1289 return LOWORD(STATUSBAR_GetTextLength (infoPtr, 0));
1291 case WM_LBUTTONDBLCLK:
1292 return STATUSBAR_SendMouseNotify(infoPtr, NM_DBLCLK, msg, wParam, lParam);
1294 case WM_LBUTTONUP:
1295 return STATUSBAR_SendMouseNotify(infoPtr, NM_CLICK, msg, wParam, lParam);
1297 case WM_MOUSEMOVE:
1298 return STATUSBAR_Relay2Tip (infoPtr, msg, wParam, lParam);
1300 case WM_NCHITTEST:
1301 res = STATUSBAR_WMNCHitTest(infoPtr, (short)LOWORD(lParam),
1302 (short)HIWORD(lParam));
1303 if (res != HTERROR) return res;
1304 return DefWindowProcW (hwnd, msg, wParam, lParam);
1306 case WM_NCLBUTTONUP:
1307 case WM_NCLBUTTONDOWN:
1308 PostMessageW (infoPtr->Notify, msg, wParam, lParam);
1309 return 0;
1311 case WM_NOTIFYFORMAT:
1312 return STATUSBAR_NotifyFormat(infoPtr, (HWND)wParam, (INT)lParam);
1314 case WM_PRINTCLIENT:
1315 case WM_PAINT:
1316 return STATUSBAR_WMPaint (infoPtr, (HDC)wParam);
1318 case WM_RBUTTONDBLCLK:
1319 return STATUSBAR_SendMouseNotify(infoPtr, NM_RDBLCLK, msg, wParam, lParam);
1321 case WM_RBUTTONUP:
1322 return STATUSBAR_SendMouseNotify(infoPtr, NM_RCLICK, msg, wParam, lParam);
1324 case WM_SETFONT:
1325 return STATUSBAR_WMSetFont (infoPtr, (HFONT)wParam, LOWORD(lParam));
1327 case WM_SETTEXT:
1328 return STATUSBAR_WMSetText (infoPtr, (LPCSTR)lParam);
1330 case WM_SIZE:
1331 if (STATUSBAR_WMSize (infoPtr, (WORD)wParam)) return 0;
1332 return DefWindowProcW (hwnd, msg, wParam, lParam);
1334 case WM_SYSCOLORCHANGE:
1335 COMCTL32_RefreshSysColors();
1336 return 0;
1338 case WM_THEMECHANGED:
1339 return theme_changed (infoPtr);
1341 default:
1342 if ((msg >= WM_USER) && (msg < WM_APP) && !COMCTL32_IsReflectedMessage(msg))
1343 ERR("unknown msg %04x wp=%04lx lp=%08lx\n",
1344 msg, wParam, lParam);
1345 return DefWindowProcW (hwnd, msg, wParam, lParam);
1350 /***********************************************************************
1351 * STATUS_Register [Internal]
1353 * Registers the status window class.
1356 void
1357 STATUS_Register (void)
1359 WNDCLASSW wndClass;
1361 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1362 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW;
1363 wndClass.lpfnWndProc = StatusWindowProc;
1364 wndClass.cbClsExtra = 0;
1365 wndClass.cbWndExtra = sizeof(STATUS_INFO *);
1366 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1367 wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
1368 wndClass.lpszClassName = STATUSCLASSNAMEW;
1370 RegisterClassW (&wndClass);
1374 /***********************************************************************
1375 * STATUS_Unregister [Internal]
1377 * Unregisters the status window class.
1380 void
1381 STATUS_Unregister (void)
1383 UnregisterClassW (STATUSCLASSNAMEW, NULL);