xref: /reactos/dll/win32/comctl32/status.c (revision 0ae38053)
1 /*
2  * Interface code to StatusWindow widget/control
3  *
4  * Copyright 1996 Bruce Milner
5  * Copyright 1998, 1999 Eric Kohl
6  * Copyright 2002 Dimitrie O. Paun
7  *
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.
12  *
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.
17  *
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
21  *
22  * TODO:
23  * 	-- CCS_BOTTOM (default)
24  * 	-- CCS_LEFT
25  * 	-- CCS_NODIVIDER
26  * 	-- CCS_NOMOVEX
27  * 	-- CCS_NOMOVEY
28  * 	-- CCS_NOPARENTALIGN
29  * 	-- CCS_RIGHT
30  * 	-- CCS_TOP
31  * 	-- CCS_VERT (defaults to RIGHT)
32  */
33 
34 #include <stdarg.h>
35 #include <string.h>
36 
37 #include "windef.h"
38 #include "winbase.h"
39 #include "wine/unicode.h"
40 #include "wingdi.h"
41 #include "winuser.h"
42 #include "winnls.h"
43 #include "commctrl.h"
44 #include "comctl32.h"
45 #include "uxtheme.h"
46 #include "vssym32.h"
47 #include "wine/debug.h"
48 
49 WINE_DEFAULT_DEBUG_CHANNEL(statusbar);
50 
51 typedef struct
52 {
53     INT 	x;
54     INT 	style;
55     RECT	bound;
56     LPWSTR	text;
57     HICON       hIcon;
58 } STATUSWINDOWPART;
59 
60 typedef struct
61 {
62     HWND              Self;
63     HWND              Notify;
64     WORD              numParts;
65     UINT              height;
66     UINT              minHeight;        /* at least MIN_PANE_HEIGHT, can be increased by SB_SETMINHEIGHT */
67     BOOL              simple;
68     HWND              hwndToolTip;
69     HFONT             hFont;
70     HFONT             hDefaultFont;
71     COLORREF          clrBk;		/* background color */
72     BOOL              bUnicode;         /* notify format. TRUE if notifies in Unicode */
73     STATUSWINDOWPART  part0;		/* simple window */
74     STATUSWINDOWPART* parts;
75     INT               horizontalBorder;
76     INT               verticalBorder;
77     INT               horizontalGap;
78 } STATUS_INFO;
79 
80 /*
81  * Run tests using Waite Group Windows95 API Bible Vol. 1&2
82  * The second cdrom contains executables drawstat.exe, gettext.exe,
83  * simple.exe, getparts.exe, setparts.exe, statwnd.exe
84  */
85 
86 #define HORZ_BORDER 0
87 #define VERT_BORDER 2
88 #define HORZ_GAP    2
89 
90 static const WCHAR themeClass[] = { 'S','t','a','t','u','s',0 };
91 
92 /* prototype */
93 static void
94 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr);
95 static LRESULT
96 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd);
97 
98 static inline LPCSTR debugstr_t(LPCWSTR text, BOOL isW)
99 {
100   return isW ? debugstr_w(text) : debugstr_a((LPCSTR)text);
101 }
102 
103 static UINT
104 STATUSBAR_ComputeHeight(STATUS_INFO *infoPtr)
105 {
106     HTHEME theme;
107     UINT height;
108     TEXTMETRICW tm;
109     int margin;
110 
111     COMCTL32_GetFontMetrics(infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont, &tm);
112     margin = (tm.tmInternalLeading ? tm.tmInternalLeading : 2);
113     height = max(tm.tmHeight + margin + 2*GetSystemMetrics(SM_CYBORDER), infoPtr->minHeight) + infoPtr->verticalBorder;
114 
115     if ((theme = GetWindowTheme(infoPtr->Self)))
116     {
117         /* Determine bar height from theme such that the content area is
118          * textHeight pixels large */
119         HDC hdc = GetDC(infoPtr->Self);
120         RECT r;
121 
122         SetRect(&r, 0, 0, 0, max(infoPtr->minHeight, tm.tmHeight));
123         if (SUCCEEDED(GetThemeBackgroundExtent(theme, hdc, SP_PANE, 0, &r, &r)))
124         {
125             height = r.bottom - r.top;
126         }
127         ReleaseDC(infoPtr->Self, hdc);
128     }
129 
130     TRACE("    textHeight=%d+%d, final height=%d\n", tm.tmHeight, tm.tmInternalLeading, height);
131     return height;
132 }
133 
134 static void
135 STATUSBAR_DrawSizeGrip (HTHEME theme, HDC hdc, LPRECT lpRect)
136 {
137     RECT rc = *lpRect;
138 
139     TRACE("draw size grip %s\n", wine_dbgstr_rect(lpRect));
140 
141     if (theme)
142     {
143         SIZE gripperSize;
144         if (SUCCEEDED (GetThemePartSize (theme, hdc, SP_GRIPPER, 0, lpRect,
145             TS_DRAW, &gripperSize)))
146         {
147             rc.left = rc.right - gripperSize.cx;
148             rc.top = rc.bottom - gripperSize.cy;
149             if (SUCCEEDED (DrawThemeBackground(theme, hdc, SP_GRIPPER, 0, &rc, NULL)))
150                 return;
151         }
152     }
153 
154     rc.left = max( rc.left, rc.right - GetSystemMetrics(SM_CXVSCROLL) - 1 );
155     rc.top  = max( rc.top, rc.bottom - GetSystemMetrics(SM_CYHSCROLL) - 1 );
156     DrawFrameControl( hdc, &rc, DFC_SCROLL, DFCS_SCROLLSIZEGRIP );
157 }
158 
159 
160 static void
161 STATUSBAR_DrawPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
162 {
163     RECT r = part->bound;
164     UINT border = BDR_SUNKENOUTER;
165     HTHEME theme = GetWindowTheme (infoPtr->Self);
166     int themePart = SP_PANE;
167     int x = 0;
168 
169     TRACE("part bound %s\n", wine_dbgstr_rect(&r));
170     if (part->style & SBT_POPOUT)
171         border = BDR_RAISEDOUTER;
172     else if (part->style & SBT_NOBORDERS)
173         border = 0;
174 
175     if (theme)
176     {
177         if ((GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
178             && (infoPtr->simple || (itemID == (infoPtr->numParts-1))))
179             themePart = SP_GRIPPERPANE;
180         DrawThemeBackground(theme, hdc, themePart, 0, &r, NULL);
181     }
182     else
183         DrawEdge(hdc, &r, border, BF_RECT|BF_ADJUST);
184 
185     if (part->hIcon) {
186         INT cy = r.bottom - r.top;
187         DrawIconEx (hdc, r.left + 2, r.top, part->hIcon, cy, cy, 0, 0, DI_NORMAL);
188         x = 2 + cy;
189     }
190 
191     if (part->style & SBT_OWNERDRAW) {
192 	DRAWITEMSTRUCT dis;
193 
194 	dis.CtlID = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
195 	dis.itemID = itemID;
196 	dis.hwndItem = infoPtr->Self;
197 	dis.hDC = hdc;
198 	dis.rcItem = r;
199 	dis.itemData = (ULONG_PTR)part->text;
200         SendMessageW (infoPtr->Notify, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis);
201     } else {
202         r.left += x;
203 #ifdef __REACTOS__
204         if (!theme)
205         {
206             r.left -= 2;
207             DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
208         }
209         else
210         {
211             r.left += 2;
212             r.right -= 2;
213             DrawThemeText(theme, hdc, SP_PANE, 0, part->text, -1, DT_VCENTER|DT_SINGLELINE|DT_NOPREFIX, 0, &r);
214         }
215 #else
216         DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
217 #endif
218     }
219 }
220 
221 
222 static void
223 STATUSBAR_RefreshPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
224 {
225     HBRUSH hbrBk;
226     HTHEME theme;
227 
228     TRACE("item %d\n", itemID);
229 
230     if (part->bound.right < part->bound.left) return;
231 
232     if (!RectVisible(hdc, &part->bound))
233         return;
234 
235     if ((theme = GetWindowTheme (infoPtr->Self)))
236     {
237         RECT cr;
238         GetClientRect (infoPtr->Self, &cr);
239         DrawThemeBackground(theme, hdc, 0, 0, &cr, &part->bound);
240     }
241     else
242     {
243         if (infoPtr->clrBk != CLR_DEFAULT)
244                 hbrBk = CreateSolidBrush (infoPtr->clrBk);
245         else
246                 hbrBk = GetSysColorBrush (COLOR_3DFACE);
247         FillRect(hdc, &part->bound, hbrBk);
248         if (infoPtr->clrBk != CLR_DEFAULT)
249                 DeleteObject (hbrBk);
250     }
251 
252     STATUSBAR_DrawPart (infoPtr, hdc, part, itemID);
253 }
254 
255 
256 static LRESULT
257 STATUSBAR_Refresh (STATUS_INFO *infoPtr, HDC hdc)
258 {
259     RECT   rect;
260     HBRUSH hbrBk;
261     HFONT  hOldFont;
262     HTHEME theme;
263 
264     TRACE("\n");
265     if (!IsWindowVisible(infoPtr->Self))
266         return 0;
267 
268     STATUSBAR_SetPartBounds(infoPtr);
269 
270     GetClientRect (infoPtr->Self, &rect);
271 
272     if ((theme = GetWindowTheme (infoPtr->Self)))
273     {
274         DrawThemeBackground(theme, hdc, 0, 0, &rect, NULL);
275     }
276     else
277     {
278         if (infoPtr->clrBk != CLR_DEFAULT)
279             hbrBk = CreateSolidBrush (infoPtr->clrBk);
280         else
281             hbrBk = GetSysColorBrush (COLOR_3DFACE);
282         FillRect(hdc, &rect, hbrBk);
283         if (infoPtr->clrBk != CLR_DEFAULT)
284             DeleteObject (hbrBk);
285     }
286 
287     hOldFont = SelectObject (hdc, infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont);
288 
289     if (infoPtr->simple) {
290 	STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->part0, 0);
291     } else {
292         unsigned int i;
293 
294 	for (i = 0; i < infoPtr->numParts; i++) {
295 	    STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->parts[i], i);
296 	}
297     }
298 
299     SelectObject (hdc, hOldFont);
300 
301     if ((GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
302             && !(GetWindowLongW (infoPtr->Notify, GWL_STYLE) & WS_MAXIMIZE))
303 	    STATUSBAR_DrawSizeGrip (theme, hdc, &rect);
304 
305     return 0;
306 }
307 
308 
309 static int
310 STATUSBAR_InternalHitTest(const STATUS_INFO *infoPtr, const POINT *pt)
311 {
312     unsigned int i;
313 
314     if (infoPtr->simple)
315         return 255;
316 
317     for (i = 0; i < infoPtr->numParts; i++)
318         if (pt->x >= infoPtr->parts[i].bound.left && pt->x <= infoPtr->parts[i].bound.right)
319             return i;
320     return -2;
321 }
322 
323 
324 static void
325 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr)
326 {
327     STATUSWINDOWPART *part;
328     RECT rect, *r;
329     UINT i;
330 
331     /* get our window size */
332     GetClientRect (infoPtr->Self, &rect);
333     TRACE("client wnd size is %s\n", wine_dbgstr_rect(&rect));
334 
335     rect.left += infoPtr->horizontalBorder;
336     rect.top += infoPtr->verticalBorder;
337 
338     /* set bounds for simple rectangle */
339     infoPtr->part0.bound = rect;
340 
341     /* set bounds for non-simple rectangles */
342     for (i = 0; i < infoPtr->numParts; i++) {
343 	part = &infoPtr->parts[i];
344 	r = &infoPtr->parts[i].bound;
345 	r->top = rect.top;
346 	r->bottom = rect.bottom;
347 	if (i == 0)
348 	    r->left = 0;
349 	else
350 	    r->left = infoPtr->parts[i-1].bound.right + infoPtr->horizontalGap;
351 	if (part->x == -1)
352 	    r->right = rect.right;
353 	else
354 	    r->right = part->x;
355 
356 	if (infoPtr->hwndToolTip) {
357 	    TTTOOLINFOW ti;
358 
359 	    ti.cbSize = sizeof(TTTOOLINFOW);
360 	    ti.hwnd = infoPtr->Self;
361 	    ti.uId = i;
362 	    ti.rect = *r;
363 	    SendMessageW (infoPtr->hwndToolTip, TTM_NEWTOOLRECTW,
364 			    0, (LPARAM)&ti);
365 	}
366     }
367 }
368 
369 
370 static LRESULT
371 STATUSBAR_Relay2Tip (const STATUS_INFO *infoPtr, UINT uMsg,
372 		     WPARAM wParam, LPARAM lParam)
373 {
374     MSG msg;
375 
376     msg.hwnd = infoPtr->Self;
377     msg.message = uMsg;
378     msg.wParam = wParam;
379     msg.lParam = lParam;
380     msg.time = GetMessageTime ();
381     msg.pt.x = (short)LOWORD(GetMessagePos ());
382     msg.pt.y = (short)HIWORD(GetMessagePos ());
383 
384     return SendMessageW (infoPtr->hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)&msg);
385 }
386 
387 
388 static BOOL
389 STATUSBAR_GetBorders (const STATUS_INFO *infoPtr, INT out[])
390 {
391     TRACE("\n");
392     out[0] = infoPtr->horizontalBorder;
393     out[1] = infoPtr->verticalBorder;
394     out[2] = infoPtr->horizontalGap;
395 
396     return TRUE;
397 }
398 
399 
400 static BOOL
401 STATUSBAR_SetBorders (STATUS_INFO *infoPtr, const INT in[])
402 {
403     TRACE("\n");
404     infoPtr->horizontalBorder = in[0];
405     infoPtr->verticalBorder = in[1];
406     infoPtr->horizontalGap = in[2];
407     InvalidateRect(infoPtr->Self, NULL, FALSE);
408 
409     return TRUE;
410 }
411 
412 
413 static HICON
414 STATUSBAR_GetIcon (const STATUS_INFO *infoPtr, INT nPart)
415 {
416     TRACE("%d\n", nPart);
417     /* MSDN says: "simple parts are indexed with -1" */
418     if ((nPart < -1) || (nPart >= infoPtr->numParts))
419 	return 0;
420 
421     if (nPart == -1)
422         return (infoPtr->part0.hIcon);
423     else
424         return (infoPtr->parts[nPart].hIcon);
425 }
426 
427 
428 static INT
429 STATUSBAR_GetParts (const STATUS_INFO *infoPtr, INT num_parts, INT parts[])
430 {
431     INT   i;
432 
433     TRACE("(%d)\n", num_parts);
434     if (parts) {
435 #ifdef __REACTOS__
436         if (num_parts > infoPtr->numParts)
437             num_parts = infoPtr->numParts;
438 #endif
439 	for (i = 0; i < num_parts; i++) {
440 	    parts[i] = infoPtr->parts[i].x;
441 	}
442     }
443     return infoPtr->numParts;
444 }
445 
446 
447 static BOOL
448 STATUSBAR_GetRect (const STATUS_INFO *infoPtr, INT nPart, LPRECT rect)
449 {
450     TRACE("part %d\n", nPart);
451     if(nPart >= infoPtr->numParts || nPart < 0)
452       return FALSE;
453     if (infoPtr->simple)
454 	*rect = infoPtr->part0.bound;
455     else
456 	*rect = infoPtr->parts[nPart].bound;
457     return TRUE;
458 }
459 
460 
461 static LRESULT
462 STATUSBAR_GetTextA (STATUS_INFO *infoPtr, INT nPart, LPSTR buf)
463 {
464     STATUSWINDOWPART *part;
465     LRESULT result;
466 
467     TRACE("part %d\n", nPart);
468 
469     /* MSDN says: "simple parts use index of 0", so this check is ok. */
470     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
471 
472     if (infoPtr->simple)
473 	part = &infoPtr->part0;
474     else
475 	part = &infoPtr->parts[nPart];
476 
477     if (part->style & SBT_OWNERDRAW)
478 	result = (LRESULT)part->text;
479     else {
480         DWORD len = part->text ? WideCharToMultiByte( CP_ACP, 0, part->text, -1,
481                                                       NULL, 0, NULL, NULL ) - 1 : 0;
482         result = MAKELONG( len, part->style );
483         if (part->text && buf)
484             WideCharToMultiByte( CP_ACP, 0, part->text, -1, buf, len+1, NULL, NULL );
485     }
486     return result;
487 }
488 
489 
490 static LRESULT
491 STATUSBAR_GetTextW (STATUS_INFO *infoPtr, INT nPart, LPWSTR buf)
492 {
493     STATUSWINDOWPART *part;
494     LRESULT result;
495 
496     TRACE("part %d\n", nPart);
497     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
498 
499     if (infoPtr->simple)
500 	part = &infoPtr->part0;
501     else
502 	part = &infoPtr->parts[nPart];
503 
504     if (part->style & SBT_OWNERDRAW)
505 	result = (LRESULT)part->text;
506     else {
507 	result = part->text ? strlenW (part->text) : 0;
508 	result |= (part->style << 16);
509 	if (part->text && buf)
510 	    strcpyW (buf, part->text);
511     }
512     return result;
513 }
514 
515 
516 static LRESULT
517 STATUSBAR_GetTextLength (STATUS_INFO *infoPtr, INT nPart)
518 {
519     STATUSWINDOWPART *part;
520     DWORD result;
521 
522     TRACE("part %d\n", nPart);
523 
524     /* MSDN says: "simple parts use index of 0", so this check is ok. */
525     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
526 
527     if (infoPtr->simple)
528 	part = &infoPtr->part0;
529     else
530 	part = &infoPtr->parts[nPart];
531 
532     if ((~part->style & SBT_OWNERDRAW) && part->text)
533 	result = strlenW(part->text);
534     else
535 	result = 0;
536 
537     result |= (part->style << 16);
538     return result;
539 }
540 
541 static LRESULT
542 STATUSBAR_GetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR tip, INT size)
543 {
544     TRACE("\n");
545     if (tip) {
546         CHAR buf[INFOTIPSIZE];
547         buf[0]='\0';
548 
549         if (infoPtr->hwndToolTip) {
550             TTTOOLINFOA ti;
551             ti.cbSize = sizeof(TTTOOLINFOA);
552             ti.hwnd = infoPtr->Self;
553             ti.uId = id;
554             ti.lpszText = buf;
555             SendMessageA (infoPtr->hwndToolTip, TTM_GETTEXTA, 0, (LPARAM)&ti);
556         }
557         lstrcpynA (tip, buf, size);
558     }
559     return 0;
560 }
561 
562 
563 static LRESULT
564 STATUSBAR_GetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR tip, INT size)
565 {
566     TRACE("\n");
567     if (tip) {
568         WCHAR buf[INFOTIPSIZE];
569         buf[0]=0;
570 
571 	if (infoPtr->hwndToolTip) {
572 	    TTTOOLINFOW ti;
573 	    ti.cbSize = sizeof(TTTOOLINFOW);
574 	    ti.hwnd = infoPtr->Self;
575 	    ti.uId = id;
576             ti.lpszText = buf;
577 	    SendMessageW(infoPtr->hwndToolTip, TTM_GETTEXTW, 0, (LPARAM)&ti);
578 	}
579 	lstrcpynW(tip, buf, size);
580     }
581 
582     return 0;
583 }
584 
585 
586 static COLORREF
587 STATUSBAR_SetBkColor (STATUS_INFO *infoPtr, COLORREF color)
588 {
589     COLORREF oldBkColor;
590 
591     oldBkColor = infoPtr->clrBk;
592     infoPtr->clrBk = color;
593     InvalidateRect(infoPtr->Self, NULL, FALSE);
594 
595     TRACE("CREF: %08x -> %08x\n", oldBkColor, infoPtr->clrBk);
596     return oldBkColor;
597 }
598 
599 
600 static BOOL
601 STATUSBAR_SetIcon (STATUS_INFO *infoPtr, INT nPart, HICON hIcon)
602 {
603     if ((nPart < -1) || (nPart >= infoPtr->numParts))
604 	return FALSE;
605 
606     TRACE("setting part %d\n", nPart);
607 
608     /* FIXME: MSDN says "if nPart is -1, the status bar is assumed simple" */
609     if (nPart == -1) {
610 	if (infoPtr->part0.hIcon == hIcon) /* same as - no redraw */
611 	    return TRUE;
612 	infoPtr->part0.hIcon = hIcon;
613 	if (infoPtr->simple)
614             InvalidateRect(infoPtr->Self, &infoPtr->part0.bound, FALSE);
615     } else {
616 	if (infoPtr->parts[nPart].hIcon == hIcon) /* same as - no redraw */
617 	    return TRUE;
618 
619 	infoPtr->parts[nPart].hIcon = hIcon;
620 	if (!(infoPtr->simple))
621             InvalidateRect(infoPtr->Self, &infoPtr->parts[nPart].bound, FALSE);
622     }
623     return TRUE;
624 }
625 
626 
627 static BOOL
628 STATUSBAR_SetMinHeight (STATUS_INFO *infoPtr, INT height)
629 {
630     DWORD ysize = GetSystemMetrics(SM_CYSIZE);
631     if (ysize & 1) ysize--;
632     infoPtr->minHeight = max(height, ysize);
633     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
634     /* like native, don't resize the control */
635     return TRUE;
636 }
637 
638 
639 static BOOL
640 STATUSBAR_SetParts (STATUS_INFO *infoPtr, INT count, LPINT parts)
641 {
642     STATUSWINDOWPART *tmp;
643     INT i, oldNumParts;
644 
645     TRACE("(%d,%p)\n", count, parts);
646 
647     if(!count) return FALSE;
648 
649     oldNumParts = infoPtr->numParts;
650     infoPtr->numParts = count;
651     if (oldNumParts > infoPtr->numParts) {
652 	for (i = infoPtr->numParts ; i < oldNumParts; i++) {
653 	    if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
654 		Free (infoPtr->parts[i].text);
655 	}
656     } else if (oldNumParts < infoPtr->numParts) {
657 	tmp = Alloc (sizeof(STATUSWINDOWPART) * infoPtr->numParts);
658 	if (!tmp) return FALSE;
659 	for (i = 0; i < oldNumParts; i++) {
660 	    tmp[i] = infoPtr->parts[i];
661 	}
662         Free (infoPtr->parts);
663 	infoPtr->parts = tmp;
664     }
665     if (oldNumParts == infoPtr->numParts) {
666 	for (i=0; i < oldNumParts; i++)
667 	    if (infoPtr->parts[i].x != parts[i])
668 		break;
669 	if (i==oldNumParts) /* Unchanged? no need to redraw! */
670 	    return TRUE;
671     }
672 
673     for (i = 0; i < infoPtr->numParts; i++)
674 	infoPtr->parts[i].x = parts[i];
675 
676     if (infoPtr->hwndToolTip) {
677 	INT nTipCount;
678 	TTTOOLINFOW ti;
679 	WCHAR wEmpty = 0;
680 
681 	ZeroMemory (&ti, sizeof(TTTOOLINFOW));
682 	ti.cbSize = sizeof(TTTOOLINFOW);
683 	ti.hwnd = infoPtr->Self;
684 	ti.lpszText = &wEmpty;
685 
686 	nTipCount = SendMessageW (infoPtr->hwndToolTip, TTM_GETTOOLCOUNT, 0, 0);
687 	if (nTipCount < infoPtr->numParts) {
688 	    /* add tools */
689 	    for (i = nTipCount; i < infoPtr->numParts; i++) {
690 		TRACE("add tool %d\n", i);
691 		ti.uId = i;
692 		SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW,
693 				0, (LPARAM)&ti);
694 	    }
695 	}
696 	else if (nTipCount > infoPtr->numParts) {
697 	    /* delete tools */
698 	    for (i = nTipCount - 1; i >= infoPtr->numParts; i--) {
699 		TRACE("delete tool %d\n", i);
700 		ti.uId = i;
701 		SendMessageW (infoPtr->hwndToolTip, TTM_DELTOOLW,
702 				0, (LPARAM)&ti);
703 	    }
704 	}
705     }
706     STATUSBAR_SetPartBounds (infoPtr);
707     InvalidateRect(infoPtr->Self, NULL, FALSE);
708     return TRUE;
709 }
710 
711 
712 static BOOL
713 STATUSBAR_SetTextT (STATUS_INFO *infoPtr, INT nPart, WORD style,
714 		    LPWSTR text, BOOL isW)
715 {
716     STATUSWINDOWPART *part=NULL;
717     BOOL changed = FALSE;
718     INT  oldStyle;
719 
720     if (style & SBT_OWNERDRAW) {
721          TRACE("part %d, text %p\n",nPart,text);
722     }
723     else TRACE("part %d, text %s\n", nPart, debugstr_t(text, isW));
724 
725     /* MSDN says: "If the parameter is set to SB_SIMPLEID (255), the status
726      * window is assumed to be a simple window */
727 
728     if (nPart == 0x00ff) {
729 	part = &infoPtr->part0;
730     } else {
731 	if (infoPtr->parts && nPart >= 0 && nPart < infoPtr->numParts) {
732 	    part = &infoPtr->parts[nPart];
733 	}
734     }
735     if (!part) return FALSE;
736 
737     if (part->style != style)
738 	changed = TRUE;
739 
740     oldStyle = part->style;
741     part->style = style;
742     if (style & SBT_OWNERDRAW) {
743         if (!(oldStyle & SBT_OWNERDRAW))
744             Free (part->text);
745         part->text = text;
746     } else {
747 	LPWSTR ntext;
748 	WCHAR  *idx;
749 
750 	if (text && !isW) {
751 	    LPCSTR atxt = (LPCSTR)text;
752             DWORD len = MultiByteToWideChar( CP_ACP, 0, atxt, -1, NULL, 0 );
753 	    ntext = Alloc( (len + 1)*sizeof(WCHAR) );
754 	    if (!ntext) return FALSE;
755             MultiByteToWideChar( CP_ACP, 0, atxt, -1, ntext, len );
756 	} else if (text) {
757 	    ntext = Alloc( (strlenW(text) + 1)*sizeof(WCHAR) );
758 	    if (!ntext) return FALSE;
759 	    strcpyW (ntext, text);
760 	} else ntext = 0;
761 
762 	/* replace nonprintable characters with spaces */
763 	if (ntext) {
764 	    idx = ntext;
765 	    while (*idx) {
766 	        if(!isprintW(*idx))
767 	            *idx = ' ';
768 	        idx++;
769 	    }
770 	}
771 
772 	/* check if text is unchanged -> no need to redraw */
773 	if (text) {
774 	    if (!changed && part->text && !lstrcmpW(ntext, part->text)) {
775 		Free(ntext);
776 		return TRUE;
777 	    }
778 	} else {
779 	    if (!changed && !part->text)
780 		return TRUE;
781 	}
782 
783 	if (!(oldStyle & SBT_OWNERDRAW))
784 	    Free (part->text);
785 	part->text = ntext;
786     }
787     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
788     UpdateWindow(infoPtr->Self);
789 
790     return TRUE;
791 }
792 
793 
794 static LRESULT
795 STATUSBAR_SetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR text)
796 {
797     TRACE("part %d: \"%s\"\n", id, text);
798     if (infoPtr->hwndToolTip) {
799 	TTTOOLINFOA ti;
800 	ti.cbSize = sizeof(TTTOOLINFOA);
801 	ti.hwnd = infoPtr->Self;
802 	ti.uId = id;
803 	ti.hinst = 0;
804 	ti.lpszText = text;
805 	SendMessageA (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTA, 0, (LPARAM)&ti);
806     }
807 
808     return 0;
809 }
810 
811 
812 static LRESULT
813 STATUSBAR_SetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR text)
814 {
815     TRACE("part %d: \"%s\"\n", id, debugstr_w(text));
816     if (infoPtr->hwndToolTip) {
817 	TTTOOLINFOW ti;
818 	ti.cbSize = sizeof(TTTOOLINFOW);
819 	ti.hwnd = infoPtr->Self;
820 	ti.uId = id;
821 	ti.hinst = 0;
822 	ti.lpszText = text;
823 	SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
824     }
825 
826     return 0;
827 }
828 
829 
830 static inline LRESULT
831 STATUSBAR_SetUnicodeFormat (STATUS_INFO *infoPtr, BOOL bUnicode)
832 {
833     BOOL bOld = infoPtr->bUnicode;
834 
835     TRACE("(0x%x)\n", bUnicode);
836     infoPtr->bUnicode = bUnicode;
837 
838     return bOld;
839 }
840 
841 
842 static BOOL
843 STATUSBAR_Simple (STATUS_INFO *infoPtr, BOOL simple)
844 {
845     NMHDR  nmhdr;
846 
847     TRACE("(simple=%d)\n", simple);
848     if (infoPtr->simple == simple) /* no need to change */
849 	return TRUE;
850 
851     infoPtr->simple = simple;
852 
853     /* send notification */
854     nmhdr.hwndFrom = infoPtr->Self;
855     nmhdr.idFrom = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
856     nmhdr.code = SBN_SIMPLEMODECHANGE;
857     SendMessageW (infoPtr->Notify, WM_NOTIFY, 0, (LPARAM)&nmhdr);
858     InvalidateRect(infoPtr->Self, NULL, FALSE);
859     return TRUE;
860 }
861 
862 
863 static LRESULT
864 STATUSBAR_WMDestroy (STATUS_INFO *infoPtr)
865 {
866     unsigned int i;
867 
868     TRACE("\n");
869     for (i = 0; i < infoPtr->numParts; i++) {
870 	if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
871 	    Free (infoPtr->parts[i].text);
872     }
873     if (!(infoPtr->part0.style & SBT_OWNERDRAW))
874 	Free (infoPtr->part0.text);
875     Free (infoPtr->parts);
876 
877     /* delete default font */
878     if (infoPtr->hDefaultFont)
879 	DeleteObject (infoPtr->hDefaultFont);
880 
881     /* delete tool tip control */
882     if (infoPtr->hwndToolTip)
883 	DestroyWindow (infoPtr->hwndToolTip);
884 
885     CloseThemeData (GetWindowTheme (infoPtr->Self));
886 
887     SetWindowLongPtrW(infoPtr->Self, 0, 0);
888     Free (infoPtr);
889     return 0;
890 }
891 
892 
893 static LRESULT
894 STATUSBAR_WMCreate (HWND hwnd, const CREATESTRUCTA *lpCreate)
895 {
896     STATUS_INFO *infoPtr;
897     NONCLIENTMETRICSW nclm;
898     DWORD dwStyle;
899     RECT rect;
900     int	len;
901 
902     TRACE("\n");
903     infoPtr = Alloc (sizeof(STATUS_INFO));
904     if (!infoPtr) goto create_fail;
905     SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
906 
907     infoPtr->Self = hwnd;
908     infoPtr->Notify = lpCreate->hwndParent;
909     infoPtr->numParts = 1;
910     infoPtr->parts = 0;
911     infoPtr->simple = FALSE;
912     infoPtr->clrBk = CLR_DEFAULT;
913     infoPtr->hFont = 0;
914     infoPtr->horizontalBorder = HORZ_BORDER;
915     infoPtr->verticalBorder = VERT_BORDER;
916     infoPtr->horizontalGap = HORZ_GAP;
917     infoPtr->minHeight = GetSystemMetrics(SM_CYSIZE);
918     if (infoPtr->minHeight & 1) infoPtr->minHeight--;
919 
920     STATUSBAR_NotifyFormat(infoPtr, infoPtr->Notify, NF_REQUERY);
921 
922     ZeroMemory (&nclm, sizeof(nclm));
923     nclm.cbSize = sizeof(nclm);
924     SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, nclm.cbSize, &nclm, 0);
925     infoPtr->hDefaultFont = CreateFontIndirectW (&nclm.lfStatusFont);
926 
927     GetClientRect (hwnd, &rect);
928 
929     /* initialize simple case */
930     infoPtr->part0.bound = rect;
931     infoPtr->part0.text = 0;
932     infoPtr->part0.x = 0;
933     infoPtr->part0.style = 0;
934     infoPtr->part0.hIcon = 0;
935 
936     /* initialize first part */
937     infoPtr->parts = Alloc (sizeof(STATUSWINDOWPART));
938     if (!infoPtr->parts) goto create_fail;
939     infoPtr->parts[0].bound = rect;
940     infoPtr->parts[0].text = 0;
941     infoPtr->parts[0].x = -1;
942     infoPtr->parts[0].style = 0;
943     infoPtr->parts[0].hIcon = 0;
944 
945     OpenThemeData (hwnd, themeClass);
946 
947     if (lpCreate->lpszName && (len = strlenW ((LPCWSTR)lpCreate->lpszName)))
948     {
949         infoPtr->parts[0].text = Alloc ((len + 1)*sizeof(WCHAR));
950         if (!infoPtr->parts[0].text) goto create_fail;
951         strcpyW (infoPtr->parts[0].text, (LPCWSTR)lpCreate->lpszName);
952     }
953 
954     dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
955     /* native seems to clear WS_BORDER, too */
956     dwStyle &= ~WS_BORDER;
957     SetWindowLongW (hwnd, GWL_STYLE, dwStyle);
958 
959     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
960 
961     if (dwStyle & SBT_TOOLTIPS) {
962 	infoPtr->hwndToolTip =
963 	    CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP,
964 			     CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
965 			     CW_USEDEFAULT, hwnd, 0,
966 			     (HINSTANCE)GetWindowLongPtrW(hwnd, GWLP_HINSTANCE), NULL);
967 
968 	if (infoPtr->hwndToolTip) {
969 	    NMTOOLTIPSCREATED nmttc;
970 
971 	    nmttc.hdr.hwndFrom = hwnd;
972 	    nmttc.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
973 	    nmttc.hdr.code = NM_TOOLTIPSCREATED;
974 	    nmttc.hwndToolTips = infoPtr->hwndToolTip;
975 
976 	    SendMessageW (lpCreate->hwndParent, WM_NOTIFY, nmttc.hdr.idFrom, (LPARAM)&nmttc);
977 	}
978     }
979 
980     return 0;
981 
982 create_fail:
983     TRACE("    failed!\n");
984     if (infoPtr) STATUSBAR_WMDestroy(infoPtr);
985     return -1;
986 }
987 
988 
989 /* in contrast to SB_GETTEXT*, WM_GETTEXT handles the text
990  * of the first part only (usual behaviour) */
991 static INT
992 STATUSBAR_WMGetText (const STATUS_INFO *infoPtr, INT size, LPWSTR buf)
993 {
994     INT len;
995 
996     TRACE("\n");
997     if (!(infoPtr->parts[0].text))
998         return 0;
999 
1000     len = strlenW (infoPtr->parts[0].text);
1001 
1002     if (!size)
1003         return len;
1004     else if (size > len) {
1005         strcpyW (buf, infoPtr->parts[0].text);
1006 	return len;
1007     }
1008     else {
1009         memcpy (buf, infoPtr->parts[0].text, (size - 1) * sizeof(WCHAR));
1010         buf[size - 1] = 0;
1011         return size - 1;
1012     }
1013 }
1014 
1015 
1016 static BOOL
1017 STATUSBAR_WMNCHitTest (const STATUS_INFO *infoPtr, INT x, INT y)
1018 {
1019     if ((GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
1020             && !(GetWindowLongW (infoPtr->Notify, GWL_STYLE) & WS_MAXIMIZE)) {
1021 	RECT  rect;
1022 	POINT pt;
1023 
1024 	GetClientRect (infoPtr->Self, &rect);
1025 
1026 	pt.x = x;
1027 	pt.y = y;
1028 	ScreenToClient (infoPtr->Self, &pt);
1029 
1030 	if (pt.x >= rect.right - GetSystemMetrics(SM_CXVSCROLL))
1031         {
1032             if (GetWindowLongW( infoPtr->Self, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) return HTBOTTOMLEFT;
1033 	    else return HTBOTTOMRIGHT;
1034         }
1035     }
1036 
1037     return HTERROR;
1038 }
1039 
1040 
1041 static LRESULT
1042 STATUSBAR_WMPaint (STATUS_INFO *infoPtr, HDC hdc)
1043 {
1044     PAINTSTRUCT ps;
1045 
1046     TRACE("\n");
1047     if (hdc) return STATUSBAR_Refresh (infoPtr, hdc);
1048     hdc = BeginPaint (infoPtr->Self, &ps);
1049     STATUSBAR_Refresh (infoPtr, hdc);
1050     EndPaint (infoPtr->Self, &ps);
1051 
1052     return 0;
1053 }
1054 
1055 
1056 static LRESULT
1057 STATUSBAR_WMSetFont (STATUS_INFO *infoPtr, HFONT font, BOOL redraw)
1058 {
1059     infoPtr->hFont = font;
1060     TRACE("%p\n", infoPtr->hFont);
1061 
1062     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
1063     SendMessageW(infoPtr->Self, WM_SIZE, 0, 0);  /* update size */
1064     if (redraw)
1065         InvalidateRect(infoPtr->Self, NULL, FALSE);
1066 
1067     return 0;
1068 }
1069 
1070 
1071 static BOOL
1072 STATUSBAR_WMSetText (const STATUS_INFO *infoPtr, LPCSTR text)
1073 {
1074     STATUSWINDOWPART *part;
1075     int len;
1076 
1077     TRACE("\n");
1078     if (infoPtr->numParts == 0)
1079 	return FALSE;
1080 
1081     part = &infoPtr->parts[0];
1082     /* duplicate string */
1083     Free (part->text);
1084     part->text = 0;
1085 
1086     if (text && (len = strlenW((LPCWSTR)text))) {
1087         part->text = Alloc ((len+1)*sizeof(WCHAR));
1088         if (!part->text) return FALSE;
1089         strcpyW (part->text, (LPCWSTR)text);
1090     }
1091 
1092     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
1093 
1094     return TRUE;
1095 }
1096 
1097 
1098 static BOOL
1099 STATUSBAR_WMSize (STATUS_INFO *infoPtr, WORD flags)
1100 {
1101     INT  width, x, y;
1102     RECT parent_rect;
1103 
1104     /* Need to resize width to match parent */
1105     TRACE("flags %04x\n", flags);
1106 
1107     if (flags != SIZE_RESTORED && flags != SIZE_MAXIMIZED) {
1108 	WARN("flags MUST be SIZE_RESTORED or SIZE_MAXIMIZED\n");
1109 	return FALSE;
1110     }
1111 
1112     if (GetWindowLongW(infoPtr->Self, GWL_STYLE) & CCS_NORESIZE) return FALSE;
1113 
1114     /* width and height don't apply */
1115     if (!GetClientRect (infoPtr->Notify, &parent_rect))
1116         return FALSE;
1117 
1118     width = parent_rect.right - parent_rect.left;
1119     x = parent_rect.left;
1120     y = parent_rect.bottom - infoPtr->height;
1121     MoveWindow (infoPtr->Self, x, y, width, infoPtr->height, TRUE);
1122     STATUSBAR_SetPartBounds (infoPtr);
1123     return TRUE;
1124 }
1125 
1126 
1127 /* update theme after a WM_THEMECHANGED message */
1128 static LRESULT theme_changed (const STATUS_INFO* infoPtr)
1129 {
1130     HTHEME theme = GetWindowTheme (infoPtr->Self);
1131     CloseThemeData (theme);
1132     OpenThemeData (infoPtr->Self, themeClass);
1133     return 0;
1134 }
1135 
1136 
1137 static LRESULT
1138 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd)
1139 {
1140     if (cmd == NF_REQUERY) {
1141 	INT i = SendMessageW(from, WM_NOTIFYFORMAT, (WPARAM)infoPtr->Self, NF_QUERY);
1142 	infoPtr->bUnicode = (i == NFR_UNICODE);
1143     }
1144     return infoPtr->bUnicode ? NFR_UNICODE : NFR_ANSI;
1145 }
1146 
1147 
1148 static LRESULT
1149 STATUSBAR_SendMouseNotify(const STATUS_INFO *infoPtr, UINT code, UINT msg, WPARAM wParam, LPARAM lParam)
1150 {
1151     NMMOUSE  nm;
1152 
1153     TRACE("code %04x, lParam=%lx\n", code, lParam);
1154     nm.hdr.hwndFrom = infoPtr->Self;
1155     nm.hdr.idFrom = GetWindowLongPtrW(infoPtr->Self, GWLP_ID);
1156     nm.hdr.code = code;
1157     nm.pt.x = (short)LOWORD(lParam);
1158     nm.pt.y = (short)HIWORD(lParam);
1159     nm.dwItemSpec = STATUSBAR_InternalHitTest(infoPtr, &nm.pt);
1160     nm.dwItemData = 0;
1161     nm.dwHitInfo = 0x30000;     /* seems constant */
1162 
1163     /* Do default processing if WM_NOTIFY returns zero */
1164     if(!SendMessageW(infoPtr->Notify, WM_NOTIFY, nm.hdr.idFrom, (LPARAM)&nm))
1165     {
1166       return DefWindowProcW(infoPtr->Self, msg, wParam, lParam);
1167     }
1168     return 0;
1169 }
1170 
1171 
1172 
1173 static LRESULT WINAPI
1174 StatusWindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1175 {
1176     STATUS_INFO *infoPtr = (STATUS_INFO *)GetWindowLongPtrW (hwnd, 0);
1177     INT nPart = ((INT) wParam) & 0x00ff;
1178     LRESULT res;
1179 
1180     TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, msg, wParam, lParam);
1181     if (!infoPtr && msg != WM_CREATE)
1182         return DefWindowProcW (hwnd, msg, wParam, lParam);
1183 
1184     switch (msg) {
1185 	case SB_GETBORDERS:
1186 	    return STATUSBAR_GetBorders (infoPtr, (INT *)lParam);
1187 
1188 	case SB_GETICON:
1189 	    return (LRESULT)STATUSBAR_GetIcon (infoPtr, nPart);
1190 
1191 	case SB_GETPARTS:
1192 	    return STATUSBAR_GetParts (infoPtr, (INT)wParam, (INT *)lParam);
1193 
1194 	case SB_GETRECT:
1195 	    return STATUSBAR_GetRect (infoPtr, nPart, (LPRECT)lParam);
1196 
1197 	case SB_GETTEXTA:
1198 	    return STATUSBAR_GetTextA (infoPtr, nPart, (LPSTR)lParam);
1199 
1200 	case SB_GETTEXTW:
1201 	    return STATUSBAR_GetTextW (infoPtr, nPart, (LPWSTR)lParam);
1202 
1203 	case SB_GETTEXTLENGTHA:
1204 	case SB_GETTEXTLENGTHW:
1205 	    return STATUSBAR_GetTextLength (infoPtr, nPart);
1206 
1207 	case SB_GETTIPTEXTA:
1208 	    return STATUSBAR_GetTipTextA (infoPtr,  LOWORD(wParam), (LPSTR)lParam,  HIWORD(wParam));
1209 
1210 	case SB_GETTIPTEXTW:
1211 	    return STATUSBAR_GetTipTextW (infoPtr,  LOWORD(wParam), (LPWSTR)lParam,  HIWORD(wParam));
1212 
1213 	case SB_GETUNICODEFORMAT:
1214 	    return infoPtr->bUnicode;
1215 
1216 	case SB_ISSIMPLE:
1217 	    return infoPtr->simple;
1218 
1219 	case SB_SETBORDERS:
1220 	    return STATUSBAR_SetBorders (infoPtr, (INT *)lParam);
1221 
1222 	case SB_SETBKCOLOR:
1223 	    return STATUSBAR_SetBkColor (infoPtr, (COLORREF)lParam);
1224 
1225 	case SB_SETICON:
1226 	    return STATUSBAR_SetIcon (infoPtr, nPart, (HICON)lParam);
1227 
1228 	case SB_SETMINHEIGHT:
1229 	    return STATUSBAR_SetMinHeight (infoPtr, (INT)wParam);
1230 
1231 	case SB_SETPARTS:
1232 	    return STATUSBAR_SetParts (infoPtr, (INT)wParam, (LPINT)lParam);
1233 
1234 	case SB_SETTEXTA:
1235 	    return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, FALSE);
1236 
1237 	case SB_SETTEXTW:
1238 	    return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, TRUE);
1239 
1240 	case SB_SETTIPTEXTA:
1241 	    return STATUSBAR_SetTipTextA (infoPtr, (INT)wParam, (LPSTR)lParam);
1242 
1243 	case SB_SETTIPTEXTW:
1244 	    return STATUSBAR_SetTipTextW (infoPtr, (INT)wParam, (LPWSTR)lParam);
1245 
1246 	case SB_SETUNICODEFORMAT:
1247 	    return STATUSBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
1248 
1249 	case SB_SIMPLE:
1250 	    return STATUSBAR_Simple (infoPtr, (BOOL)wParam);
1251 
1252 	case WM_CREATE:
1253 	    return STATUSBAR_WMCreate (hwnd, (LPCREATESTRUCTA)lParam);
1254 
1255 	case WM_DESTROY:
1256 	    return STATUSBAR_WMDestroy (infoPtr);
1257 
1258 	case WM_GETFONT:
1259 	    return (LRESULT)(infoPtr->hFont? infoPtr->hFont : infoPtr->hDefaultFont);
1260 
1261 	case WM_GETTEXT:
1262             return STATUSBAR_WMGetText (infoPtr, (INT)wParam, (LPWSTR)lParam);
1263 
1264 	case WM_GETTEXTLENGTH:
1265 	    return LOWORD(STATUSBAR_GetTextLength (infoPtr, 0));
1266 
1267 	case WM_LBUTTONDBLCLK:
1268             return STATUSBAR_SendMouseNotify(infoPtr, NM_DBLCLK, msg, wParam, lParam);
1269 
1270 	case WM_LBUTTONUP:
1271 	    return STATUSBAR_SendMouseNotify(infoPtr, NM_CLICK, msg, wParam, lParam);
1272 
1273 	case WM_MOUSEMOVE:
1274 	    return STATUSBAR_Relay2Tip (infoPtr, msg, wParam, lParam);
1275 
1276 	case WM_NCHITTEST:
1277 	    res = STATUSBAR_WMNCHitTest(infoPtr, (short)LOWORD(lParam),
1278                                         (short)HIWORD(lParam));
1279 	    if (res != HTERROR) return res;
1280 	    return DefWindowProcW (hwnd, msg, wParam, lParam);
1281 
1282 	case WM_NCLBUTTONUP:
1283 	case WM_NCLBUTTONDOWN:
1284     	    PostMessageW (infoPtr->Notify, msg, wParam, lParam);
1285 	    return 0;
1286 
1287 	case WM_NOTIFYFORMAT:
1288 	    return STATUSBAR_NotifyFormat(infoPtr, (HWND)wParam, (INT)lParam);
1289 
1290 	case WM_PRINTCLIENT:
1291 	case WM_PAINT:
1292 	    return STATUSBAR_WMPaint (infoPtr, (HDC)wParam);
1293 
1294 	case WM_RBUTTONDBLCLK:
1295 	    return STATUSBAR_SendMouseNotify(infoPtr, NM_RDBLCLK, msg, wParam, lParam);
1296 
1297 	case WM_RBUTTONUP:
1298 	    return STATUSBAR_SendMouseNotify(infoPtr, NM_RCLICK, msg, wParam, lParam);
1299 
1300 	case WM_SETFONT:
1301 	    return STATUSBAR_WMSetFont (infoPtr, (HFONT)wParam, LOWORD(lParam));
1302 
1303 	case WM_SETTEXT:
1304 	    return STATUSBAR_WMSetText (infoPtr, (LPCSTR)lParam);
1305 
1306 	case WM_SIZE:
1307 	    if (STATUSBAR_WMSize (infoPtr, (WORD)wParam)) return 0;
1308             return DefWindowProcW (hwnd, msg, wParam, lParam);
1309 
1310         case WM_SYSCOLORCHANGE:
1311             COMCTL32_RefreshSysColors();
1312             return 0;
1313 
1314         case WM_THEMECHANGED:
1315             return theme_changed (infoPtr);
1316 
1317 	default:
1318 	    if ((msg >= WM_USER) && (msg < WM_APP) && !COMCTL32_IsReflectedMessage(msg))
1319 		ERR("unknown msg %04x wp=%04lx lp=%08lx\n",
1320 		     msg, wParam, lParam);
1321 	    return DefWindowProcW (hwnd, msg, wParam, lParam);
1322     }
1323 }
1324 
1325 
1326 /***********************************************************************
1327  * STATUS_Register [Internal]
1328  *
1329  * Registers the status window class.
1330  */
1331 
1332 void
1333 STATUS_Register (void)
1334 {
1335     WNDCLASSW wndClass;
1336 
1337     ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1338     wndClass.style         = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW;
1339     wndClass.lpfnWndProc   = StatusWindowProc;
1340     wndClass.cbClsExtra    = 0;
1341     wndClass.cbWndExtra    = sizeof(STATUS_INFO *);
1342     wndClass.hCursor       = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1343     wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
1344     wndClass.lpszClassName = STATUSCLASSNAMEW;
1345 
1346     RegisterClassW (&wndClass);
1347 }
1348 
1349 
1350 /***********************************************************************
1351  * STATUS_Unregister [Internal]
1352  *
1353  * Unregisters the status window class.
1354  */
1355 
1356 void
1357 STATUS_Unregister (void)
1358 {
1359     UnregisterClassW (STATUSCLASSNAMEW, NULL);
1360 }
1361