xref: /reactos/dll/win32/comctl32/status.c (revision 5eb25b5c)
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  * NOTE
23  *
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.
26  *
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.
30  *
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)
41  */
42 
43 #include <stdarg.h>
44 #include <string.h>
45 
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 "tmschema.h"
56 #include "wine/debug.h"
57 
58 WINE_DEFAULT_DEBUG_CHANNEL(statusbar);
59 
60 typedef struct
61 {
62     INT 	x;
63     INT 	style;
64     RECT	bound;
65     LPWSTR	text;
66     HICON       hIcon;
67 } STATUSWINDOWPART;
68 
69 typedef struct
70 {
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;
88 
89 /*
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
93  */
94 
95 #define HORZ_BORDER 0
96 #define VERT_BORDER 2
97 #define HORZ_GAP    2
98 
99 static const WCHAR themeClass[] = { 'S','t','a','t','u','s',0 };
100 
101 /* prototype */
102 static void
103 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr);
104 static LRESULT
105 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd);
106 
107 static inline LPCSTR debugstr_t(LPCWSTR text, BOOL isW)
108 {
109   return isW ? debugstr_w(text) : debugstr_a((LPCSTR)text);
110 }
111 
112 static UINT
113 STATUSBAR_ComputeHeight(STATUS_INFO *infoPtr)
114 {
115     HTHEME theme;
116     UINT height;
117     TEXTMETRICW tm;
118     int margin;
119 
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;
123 
124     if ((theme = GetWindowTheme(infoPtr->Self)))
125     {
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)))
133         {
134             height = r.bottom - r.top;
135         }
136         ReleaseDC(infoPtr->Self, hdc);
137     }
138 
139     TRACE("    textHeight=%d+%d, final height=%d\n", tm.tmHeight, tm.tmInternalLeading, height);
140     return height;
141 }
142 
143 static void
144 STATUSBAR_DrawSizeGrip (HTHEME theme, HDC hdc, LPRECT lpRect)
145 {
146     HPEN hPenFace, hPenShadow, hPenHighlight, hOldPen;
147     POINT pt;
148     INT i;
149 
150     TRACE("draw size grip %s\n", wine_dbgstr_rect(lpRect));
151 
152     if (theme)
153     {
154         RECT gripperRect;
155         SIZE gripperSize;
156         gripperRect = *lpRect;
157         if (SUCCEEDED (GetThemePartSize (theme, hdc, SP_GRIPPER, 0, lpRect,
158             TS_DRAW, &gripperSize)))
159         {
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;
164         }
165     }
166 
167     pt.x = lpRect->right - 1;
168     pt.y = lpRect->bottom - 1;
169 
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);
175 
176     pt.x--;
177     pt.y--;
178 
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);
184 
185 	MoveToEx (hdc, pt.x - i - 1, pt.y, NULL);
186 	LineTo (hdc, pt.x + 1, pt.y - i - 2);
187     }
188 
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);
194     }
195 
196     SelectObject (hdc, hOldPen);
197     DeleteObject( hPenFace );
198     DeleteObject( hPenShadow );
199     DeleteObject( hPenHighlight );
200 }
201 
202 
203 static void
204 STATUSBAR_DrawPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
205 {
206     RECT r = part->bound;
207     UINT border = BDR_SUNKENOUTER;
208     HTHEME theme = GetWindowTheme (infoPtr->Self);
209     int themePart = SP_PANE;
210 
211     TRACE("part bound %s\n", wine_dbgstr_rect(&r));
212     if (part->style & SBT_POPOUT)
213         border = BDR_RAISEDOUTER;
214     else if (part->style & SBT_NOBORDERS)
215         border = 0;
216 
217     if (theme)
218     {
219         if ((GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
220             && (infoPtr->simple || (itemID == (infoPtr->numParts-1))))
221             themePart = SP_GRIPPERPANE;
222         DrawThemeBackground(theme, hdc, themePart, 0, &r, NULL);
223     }
224     else
225         DrawEdge(hdc, &r, border, BF_RECT|BF_ADJUST);
226 
227     if (part->style & SBT_OWNERDRAW) {
228 	DRAWITEMSTRUCT dis;
229 
230 	dis.CtlID = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
231 	dis.itemID = itemID;
232 	dis.hwndItem = infoPtr->Self;
233 	dis.hDC = hdc;
234 	dis.rcItem = r;
235 	dis.itemData = (ULONG_PTR)part->text;
236        SendMessageW (infoPtr->Notify, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis);
237     } else {
238 	if (part->hIcon) {
239 	   INT cy = r.bottom - r.top;
240 
241 	    r.left += 2;
242 	    DrawIconEx (hdc, r.left, r.top, part->hIcon, cy, cy, 0, 0, DI_NORMAL);
243 	    r.left += cy;
244 	}
245         DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
246     }
247 }
248 
249 
250 static void
251 STATUSBAR_RefreshPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
252 {
253     HBRUSH hbrBk;
254     HTHEME theme;
255 
256     TRACE("item %d\n", itemID);
257 
258     if (part->bound.right < part->bound.left) return;
259 
260     if (!RectVisible(hdc, &part->bound))
261         return;
262 
263     if ((theme = GetWindowTheme (infoPtr->Self)))
264     {
265         RECT cr;
266         GetClientRect (infoPtr->Self, &cr);
267         DrawThemeBackground(theme, hdc, 0, 0, &cr, &part->bound);
268     }
269     else
270     {
271         if (infoPtr->clrBk != CLR_DEFAULT)
272                 hbrBk = CreateSolidBrush (infoPtr->clrBk);
273         else
274                 hbrBk = GetSysColorBrush (COLOR_3DFACE);
275         FillRect(hdc, &part->bound, hbrBk);
276         if (infoPtr->clrBk != CLR_DEFAULT)
277                 DeleteObject (hbrBk);
278     }
279 
280     STATUSBAR_DrawPart (infoPtr, hdc, part, itemID);
281 }
282 
283 
284 static LRESULT
285 STATUSBAR_Refresh (STATUS_INFO *infoPtr, HDC hdc)
286 {
287     int      i;
288     RECT   rect;
289     HBRUSH hbrBk;
290     HFONT  hOldFont;
291     HTHEME theme;
292 
293     TRACE("\n");
294     if (!IsWindowVisible(infoPtr->Self))
295         return 0;
296 
297     STATUSBAR_SetPartBounds(infoPtr);
298 
299     GetClientRect (infoPtr->Self, &rect);
300 
301     if ((theme = GetWindowTheme (infoPtr->Self)))
302     {
303         DrawThemeBackground(theme, hdc, 0, 0, &rect, NULL);
304     }
305     else
306     {
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);
314     }
315 
316     hOldFont = SelectObject (hdc, infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont);
317 
318     if (infoPtr->simple) {
319 	STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->part0, 0);
320     } else {
321 	for (i = 0; i < infoPtr->numParts; i++) {
322 	    STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->parts[i], i);
323 	}
324     }
325 
326     SelectObject (hdc, hOldFont);
327 
328     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
329 	    STATUSBAR_DrawSizeGrip (theme, hdc, &rect);
330 
331     return 0;
332 }
333 
334 
335 static int
336 STATUSBAR_InternalHitTest(const STATUS_INFO *infoPtr, const POINT *pt)
337 {
338     int i;
339     if (infoPtr->simple)
340         return 255;
341 
342     for (i = 0; i < infoPtr->numParts; i++)
343         if (pt->x >= infoPtr->parts[i].bound.left && pt->x <= infoPtr->parts[i].bound.right)
344             return i;
345     return -2;
346 }
347 
348 
349 static void
350 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr)
351 {
352     STATUSWINDOWPART *part;
353     RECT rect, *r;
354     int	i;
355 
356     /* get our window size */
357     GetClientRect (infoPtr->Self, &rect);
358     TRACE("client wnd size is %s\n", wine_dbgstr_rect(&rect));
359 
360     rect.left += infoPtr->horizontalBorder;
361     rect.top += infoPtr->verticalBorder;
362 
363     /* set bounds for simple rectangle */
364     infoPtr->part0.bound = rect;
365 
366     /* set bounds for non-simple rectangles */
367     for (i = 0; i < infoPtr->numParts; i++) {
368 	part = &infoPtr->parts[i];
369 	r = &infoPtr->parts[i].bound;
370 	r->top = rect.top;
371 	r->bottom = rect.bottom;
372 	if (i == 0)
373 	    r->left = 0;
374 	else
375 	    r->left = infoPtr->parts[i-1].bound.right + infoPtr->horizontalGap;
376 	if (part->x == -1)
377 	    r->right = rect.right;
378 	else
379 	    r->right = part->x;
380 
381 	if (infoPtr->hwndToolTip) {
382 	    TTTOOLINFOW ti;
383 
384 	    ti.cbSize = sizeof(TTTOOLINFOW);
385 	    ti.hwnd = infoPtr->Self;
386 	    ti.uId = i;
387 	    ti.rect = *r;
388 	    SendMessageW (infoPtr->hwndToolTip, TTM_NEWTOOLRECTW,
389 			    0, (LPARAM)&ti);
390 	}
391     }
392 }
393 
394 
395 static LRESULT
396 STATUSBAR_Relay2Tip (const STATUS_INFO *infoPtr, UINT uMsg,
397 		     WPARAM wParam, LPARAM lParam)
398 {
399     MSG msg;
400 
401     msg.hwnd = infoPtr->Self;
402     msg.message = uMsg;
403     msg.wParam = wParam;
404     msg.lParam = lParam;
405     msg.time = GetMessageTime ();
406     msg.pt.x = (short)LOWORD(GetMessagePos ());
407     msg.pt.y = (short)HIWORD(GetMessagePos ());
408 
409     return SendMessageW (infoPtr->hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)&msg);
410 }
411 
412 
413 static BOOL
414 STATUSBAR_GetBorders (const STATUS_INFO *infoPtr, INT out[])
415 {
416     TRACE("\n");
417     out[0] = infoPtr->horizontalBorder;
418     out[1] = infoPtr->verticalBorder;
419     out[2] = infoPtr->horizontalGap;
420 
421     return TRUE;
422 }
423 
424 
425 static BOOL
426 STATUSBAR_SetBorders (STATUS_INFO *infoPtr, const INT in[])
427 {
428     TRACE("\n");
429     infoPtr->horizontalBorder = in[0];
430     infoPtr->verticalBorder = in[1];
431     infoPtr->horizontalGap = in[2];
432     InvalidateRect(infoPtr->Self, NULL, FALSE);
433 
434     return TRUE;
435 }
436 
437 
438 static HICON
439 STATUSBAR_GetIcon (const STATUS_INFO *infoPtr, INT nPart)
440 {
441     TRACE("%d\n", nPart);
442     /* MSDN says: "simple parts are indexed with -1" */
443     if ((nPart < -1) || (nPart >= infoPtr->numParts))
444 	return 0;
445 
446     if (nPart == -1)
447         return (infoPtr->part0.hIcon);
448     else
449         return (infoPtr->parts[nPart].hIcon);
450 }
451 
452 
453 static INT
454 STATUSBAR_GetParts (const STATUS_INFO *infoPtr, INT num_parts, INT parts[])
455 {
456     INT   i;
457 
458     TRACE("(%d)\n", num_parts);
459     if (parts) {
460 	for (i = 0; i < num_parts; i++) {
461 	    parts[i] = infoPtr->parts[i].x;
462 	}
463     }
464     return infoPtr->numParts;
465 }
466 
467 
468 static BOOL
469 STATUSBAR_GetRect (const STATUS_INFO *infoPtr, INT nPart, LPRECT rect)
470 {
471     TRACE("part %d\n", nPart);
472     if(nPart >= infoPtr->numParts || nPart < 0)
473       return FALSE;
474     if (infoPtr->simple)
475 	*rect = infoPtr->part0.bound;
476     else
477 	*rect = infoPtr->parts[nPart].bound;
478     return TRUE;
479 }
480 
481 
482 static LRESULT
483 STATUSBAR_GetTextA (STATUS_INFO *infoPtr, INT nPart, LPSTR buf)
484 {
485     STATUSWINDOWPART *part;
486     LRESULT result;
487 
488     TRACE("part %d\n", nPart);
489 
490     /* MSDN says: "simple parts use index of 0", so this check is ok. */
491     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
492 
493     if (infoPtr->simple)
494 	part = &infoPtr->part0;
495     else
496 	part = &infoPtr->parts[nPart];
497 
498     if (part->style & SBT_OWNERDRAW)
499 	result = (LRESULT)part->text;
500     else {
501         DWORD len = part->text ? WideCharToMultiByte( CP_ACP, 0, part->text, -1,
502                                                       NULL, 0, NULL, NULL ) - 1 : 0;
503         result = MAKELONG( len, part->style );
504         if (part->text && buf)
505             WideCharToMultiByte( CP_ACP, 0, part->text, -1, buf, len+1, NULL, NULL );
506     }
507     return result;
508 }
509 
510 
511 static LRESULT
512 STATUSBAR_GetTextW (STATUS_INFO *infoPtr, INT nPart, LPWSTR buf)
513 {
514     STATUSWINDOWPART *part;
515     LRESULT result;
516 
517     TRACE("part %d\n", nPart);
518     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
519 
520     if (infoPtr->simple)
521 	part = &infoPtr->part0;
522     else
523 	part = &infoPtr->parts[nPart];
524 
525     if (part->style & SBT_OWNERDRAW)
526 	result = (LRESULT)part->text;
527     else {
528 	result = part->text ? strlenW (part->text) : 0;
529 	result |= (part->style << 16);
530 	if (part->text && buf)
531 	    strcpyW (buf, part->text);
532     }
533     return result;
534 }
535 
536 
537 static LRESULT
538 STATUSBAR_GetTextLength (STATUS_INFO *infoPtr, INT nPart)
539 {
540     STATUSWINDOWPART *part;
541     DWORD result;
542 
543     TRACE("part %d\n", nPart);
544 
545     /* MSDN says: "simple parts use index of 0", so this check is ok. */
546     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
547 
548     if (infoPtr->simple)
549 	part = &infoPtr->part0;
550     else
551 	part = &infoPtr->parts[nPart];
552 
553     if ((~part->style & SBT_OWNERDRAW) && part->text)
554 	result = strlenW(part->text);
555     else
556 	result = 0;
557 
558     result |= (part->style << 16);
559     return result;
560 }
561 
562 static LRESULT
563 STATUSBAR_GetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR tip, INT size)
564 {
565     TRACE("\n");
566     if (tip) {
567         CHAR buf[INFOTIPSIZE];
568         buf[0]='\0';
569 
570         if (infoPtr->hwndToolTip) {
571             TTTOOLINFOA ti;
572             ti.cbSize = sizeof(TTTOOLINFOA);
573             ti.hwnd = infoPtr->Self;
574             ti.uId = id;
575             ti.lpszText = buf;
576             SendMessageA (infoPtr->hwndToolTip, TTM_GETTEXTA, 0, (LPARAM)&ti);
577         }
578         lstrcpynA (tip, buf, size);
579     }
580     return 0;
581 }
582 
583 
584 static LRESULT
585 STATUSBAR_GetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR tip, INT size)
586 {
587     TRACE("\n");
588     if (tip) {
589         WCHAR buf[INFOTIPSIZE];
590         buf[0]=0;
591 
592 	if (infoPtr->hwndToolTip) {
593 	    TTTOOLINFOW ti;
594 	    ti.cbSize = sizeof(TTTOOLINFOW);
595 	    ti.hwnd = infoPtr->Self;
596 	    ti.uId = id;
597             ti.lpszText = buf;
598 	    SendMessageW(infoPtr->hwndToolTip, TTM_GETTEXTW, 0, (LPARAM)&ti);
599 	}
600 	lstrcpynW(tip, buf, size);
601     }
602 
603     return 0;
604 }
605 
606 
607 static COLORREF
608 STATUSBAR_SetBkColor (STATUS_INFO *infoPtr, COLORREF color)
609 {
610     COLORREF oldBkColor;
611 
612     oldBkColor = infoPtr->clrBk;
613     infoPtr->clrBk = color;
614     InvalidateRect(infoPtr->Self, NULL, FALSE);
615 
616     TRACE("CREF: %08x -> %08x\n", oldBkColor, infoPtr->clrBk);
617     return oldBkColor;
618 }
619 
620 
621 static BOOL
622 STATUSBAR_SetIcon (STATUS_INFO *infoPtr, INT nPart, HICON hIcon)
623 {
624     if ((nPart < -1) || (nPart >= infoPtr->numParts))
625 	return FALSE;
626 
627     TRACE("setting part %d\n", nPart);
628 
629     /* FIXME: MSDN says "if nPart is -1, the status bar is assumed simple" */
630     if (nPart == -1) {
631 	if (infoPtr->part0.hIcon == hIcon) /* same as - no redraw */
632 	    return TRUE;
633 	infoPtr->part0.hIcon = hIcon;
634 	if (infoPtr->simple)
635             InvalidateRect(infoPtr->Self, &infoPtr->part0.bound, FALSE);
636     } else {
637 	if (infoPtr->parts[nPart].hIcon == hIcon) /* same as - no redraw */
638 	    return TRUE;
639 
640 	infoPtr->parts[nPart].hIcon = hIcon;
641 	if (!(infoPtr->simple))
642             InvalidateRect(infoPtr->Self, &infoPtr->parts[nPart].bound, FALSE);
643     }
644     return TRUE;
645 }
646 
647 
648 static BOOL
649 STATUSBAR_SetMinHeight (STATUS_INFO *infoPtr, INT height)
650 {
651     DWORD ysize = GetSystemMetrics(SM_CYSIZE);
652     if (ysize & 1) ysize--;
653     infoPtr->minHeight = max(height, ysize);
654     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
655     /* like native, don't resize the control */
656     return TRUE;
657 }
658 
659 
660 static BOOL
661 STATUSBAR_SetParts (STATUS_INFO *infoPtr, INT count, LPINT parts)
662 {
663     STATUSWINDOWPART *tmp;
664     UINT i, oldNumParts;
665 
666     TRACE("(%d,%p)\n", count, parts);
667 
668     oldNumParts = infoPtr->numParts;
669     infoPtr->numParts = count;
670     if (oldNumParts > infoPtr->numParts) {
671 	for (i = infoPtr->numParts ; i < oldNumParts; i++) {
672 	    if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
673 		Free (infoPtr->parts[i].text);
674 	}
675     } else if (oldNumParts < infoPtr->numParts) {
676 	tmp = Alloc (sizeof(STATUSWINDOWPART) * infoPtr->numParts);
677 	if (!tmp) return FALSE;
678 	for (i = 0; i < oldNumParts; i++) {
679 	    tmp[i] = infoPtr->parts[i];
680 	}
681         Free (infoPtr->parts);
682 	infoPtr->parts = tmp;
683     }
684     if (oldNumParts == infoPtr->numParts) {
685 	for (i=0; i < oldNumParts; i++)
686 	    if (infoPtr->parts[i].x != parts[i])
687 		break;
688 	if (i==oldNumParts) /* Unchanged? no need to redraw! */
689 	    return TRUE;
690     }
691 
692     for (i = 0; i < infoPtr->numParts; i++)
693 	infoPtr->parts[i].x = parts[i];
694 
695     if (infoPtr->hwndToolTip) {
696 	UINT nTipCount;
697 	TTTOOLINFOW ti;
698 
699 	ZeroMemory (&ti, sizeof(TTTOOLINFOW));
700 	ti.cbSize = sizeof(TTTOOLINFOW);
701 	ti.hwnd = infoPtr->Self;
702 
703 	nTipCount = SendMessageW (infoPtr->hwndToolTip, TTM_GETTOOLCOUNT, 0, 0);
704 	if (nTipCount < infoPtr->numParts) {
705 	    /* add tools */
706 	    for (i = nTipCount; i < infoPtr->numParts; i++) {
707 		TRACE("add tool %d\n", i);
708 		ti.uId = i;
709 		SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW,
710 				0, (LPARAM)&ti);
711 	    }
712 	}
713 	else if (nTipCount > infoPtr->numParts) {
714 	    /* delete tools */
715 	    for (i = nTipCount - 1; i >= infoPtr->numParts; i--) {
716 		TRACE("delete tool %d\n", i);
717 		ti.uId = i;
718 		SendMessageW (infoPtr->hwndToolTip, TTM_DELTOOLW,
719 				0, (LPARAM)&ti);
720 	    }
721 	}
722     }
723     STATUSBAR_SetPartBounds (infoPtr);
724     InvalidateRect(infoPtr->Self, NULL, FALSE);
725     return TRUE;
726 }
727 
728 
729 static BOOL
730 STATUSBAR_SetTextT (STATUS_INFO *infoPtr, INT nPart, WORD style,
731 		    LPWSTR text, BOOL isW)
732 {
733     STATUSWINDOWPART *part=NULL;
734     BOOL changed = FALSE;
735     INT  oldStyle;
736 
737     if (style & SBT_OWNERDRAW) {
738          TRACE("part %d, text %p\n",nPart,text);
739     }
740     else TRACE("part %d, text %s\n", nPart, debugstr_t(text, isW));
741 
742     /* MSDN says: "If the parameter is set to SB_SIMPLEID (255), the status
743      * window is assumed to be a simple window */
744 
745     if (nPart == 0x00ff) {
746 	part = &infoPtr->part0;
747     } else {
748 	if (infoPtr->parts && nPart >= 0 && nPart < infoPtr->numParts) {
749 	    part = &infoPtr->parts[nPart];
750 	}
751     }
752     if (!part) return FALSE;
753 
754     if (part->style != style)
755 	changed = TRUE;
756 
757     oldStyle = part->style;
758     part->style = style;
759     if (style & SBT_OWNERDRAW) {
760         if (!(oldStyle & SBT_OWNERDRAW))
761             Free (part->text);
762         part->text = text;
763     } else {
764 	LPWSTR ntext;
765 	WCHAR  *idx;
766 
767 	if (text && !isW) {
768 	    LPCSTR atxt = (LPCSTR)text;
769             DWORD len = MultiByteToWideChar( CP_ACP, 0, atxt, -1, NULL, 0 );
770 	    ntext = Alloc( (len + 1)*sizeof(WCHAR) );
771 	    if (!ntext) return FALSE;
772             MultiByteToWideChar( CP_ACP, 0, atxt, -1, ntext, len );
773 	} else if (text) {
774 	    ntext = Alloc( (strlenW(text) + 1)*sizeof(WCHAR) );
775 	    if (!ntext) return FALSE;
776 	    strcpyW (ntext, text);
777 	} else ntext = 0;
778 
779 	/* replace nonprintable characters with spaces */
780 	if (ntext) {
781 	    idx = ntext;
782 	    while (*idx) {
783 	        if(!isprintW(*idx))
784 	            *idx = ' ';
785 	        idx++;
786 	    }
787 	}
788 
789 	/* check if text is unchanged -> no need to redraw */
790 	if (text) {
791 	    if (!changed && part->text && !lstrcmpW(ntext, part->text)) {
792 		Free(ntext);
793 		return TRUE;
794 	    }
795 	} else {
796 	    if (!changed && !part->text)
797 		return TRUE;
798 	}
799 
800 	if (!(oldStyle & SBT_OWNERDRAW))
801 	    Free (part->text);
802 	part->text = ntext;
803     }
804     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
805     UpdateWindow(infoPtr->Self);
806 
807     return TRUE;
808 }
809 
810 
811 static LRESULT
812 STATUSBAR_SetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR text)
813 {
814     TRACE("part %d: \"%s\"\n", id, text);
815     if (infoPtr->hwndToolTip) {
816 	TTTOOLINFOA ti;
817 	ti.cbSize = sizeof(TTTOOLINFOA);
818 	ti.hwnd = infoPtr->Self;
819 	ti.uId = id;
820 	ti.hinst = 0;
821 	ti.lpszText = text;
822 	SendMessageA (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTA, 0, (LPARAM)&ti);
823     }
824 
825     return 0;
826 }
827 
828 
829 static LRESULT
830 STATUSBAR_SetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR text)
831 {
832     TRACE("part %d: \"%s\"\n", id, debugstr_w(text));
833     if (infoPtr->hwndToolTip) {
834 	TTTOOLINFOW ti;
835 	ti.cbSize = sizeof(TTTOOLINFOW);
836 	ti.hwnd = infoPtr->Self;
837 	ti.uId = id;
838 	ti.hinst = 0;
839 	ti.lpszText = text;
840 	SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
841     }
842 
843     return 0;
844 }
845 
846 
847 static inline LRESULT
848 STATUSBAR_SetUnicodeFormat (STATUS_INFO *infoPtr, BOOL bUnicode)
849 {
850     BOOL bOld = infoPtr->bUnicode;
851 
852     TRACE("(0x%x)\n", bUnicode);
853     infoPtr->bUnicode = bUnicode;
854 
855     return bOld;
856 }
857 
858 
859 static BOOL
860 STATUSBAR_Simple (STATUS_INFO *infoPtr, BOOL simple)
861 {
862     NMHDR  nmhdr;
863 
864     TRACE("(simple=%d)\n", simple);
865     if (infoPtr->simple == simple) /* no need to change */
866 	return TRUE;
867 
868     infoPtr->simple = simple;
869 
870     /* send notification */
871     nmhdr.hwndFrom = infoPtr->Self;
872     nmhdr.idFrom = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
873     nmhdr.code = SBN_SIMPLEMODECHANGE;
874     SendMessageW (infoPtr->Notify, WM_NOTIFY, 0, (LPARAM)&nmhdr);
875     InvalidateRect(infoPtr->Self, NULL, FALSE);
876     return TRUE;
877 }
878 
879 
880 static LRESULT
881 STATUSBAR_WMDestroy (STATUS_INFO *infoPtr)
882 {
883     int	i;
884 
885     TRACE("\n");
886     for (i = 0; i < infoPtr->numParts; i++) {
887 	if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
888 	    Free (infoPtr->parts[i].text);
889     }
890     if (!(infoPtr->part0.style & SBT_OWNERDRAW))
891 	Free (infoPtr->part0.text);
892     Free (infoPtr->parts);
893 
894     /* delete default font */
895     if (infoPtr->hDefaultFont)
896 	DeleteObject (infoPtr->hDefaultFont);
897 
898     /* delete tool tip control */
899     if (infoPtr->hwndToolTip)
900 	DestroyWindow (infoPtr->hwndToolTip);
901 
902     CloseThemeData (GetWindowTheme (infoPtr->Self));
903 
904     SetWindowLongPtrW(infoPtr->Self, 0, 0);
905     Free (infoPtr);
906     return 0;
907 }
908 
909 
910 static LRESULT
911 STATUSBAR_WMCreate (HWND hwnd, const CREATESTRUCTA *lpCreate)
912 {
913     STATUS_INFO *infoPtr;
914     NONCLIENTMETRICSW nclm;
915     DWORD dwStyle;
916     RECT rect;
917     int	len;
918 
919     TRACE("\n");
920     infoPtr = Alloc (sizeof(STATUS_INFO));
921     if (!infoPtr) goto create_fail;
922     SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
923 
924     infoPtr->Self = hwnd;
925     infoPtr->Notify = lpCreate->hwndParent;
926     infoPtr->numParts = 1;
927     infoPtr->parts = 0;
928     infoPtr->simple = FALSE;
929     infoPtr->clrBk = CLR_DEFAULT;
930     infoPtr->hFont = 0;
931     infoPtr->horizontalBorder = HORZ_BORDER;
932     infoPtr->verticalBorder = VERT_BORDER;
933     infoPtr->horizontalGap = HORZ_GAP;
934     infoPtr->minHeight = GetSystemMetrics(SM_CYSIZE);
935     if (infoPtr->minHeight & 1) infoPtr->minHeight--;
936 
937     STATUSBAR_NotifyFormat(infoPtr, infoPtr->Notify, NF_REQUERY);
938 
939     ZeroMemory (&nclm, sizeof(nclm));
940     nclm.cbSize = sizeof(nclm);
941     SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, nclm.cbSize, &nclm, 0);
942     infoPtr->hDefaultFont = CreateFontIndirectW (&nclm.lfStatusFont);
943 
944     GetClientRect (hwnd, &rect);
945 
946     /* initialize simple case */
947     infoPtr->part0.bound = rect;
948     infoPtr->part0.text = 0;
949     infoPtr->part0.x = 0;
950     infoPtr->part0.style = 0;
951     infoPtr->part0.hIcon = 0;
952 
953     /* initialize first part */
954     infoPtr->parts = Alloc (sizeof(STATUSWINDOWPART));
955     if (!infoPtr->parts) goto create_fail;
956     infoPtr->parts[0].bound = rect;
957     infoPtr->parts[0].text = 0;
958     infoPtr->parts[0].x = -1;
959     infoPtr->parts[0].style = 0;
960     infoPtr->parts[0].hIcon = 0;
961 
962     OpenThemeData (hwnd, themeClass);
963 
964     if (lpCreate->lpszName && (len = strlenW ((LPCWSTR)lpCreate->lpszName)))
965     {
966         infoPtr->parts[0].text = Alloc ((len + 1)*sizeof(WCHAR));
967         if (!infoPtr->parts[0].text) goto create_fail;
968         strcpyW (infoPtr->parts[0].text, (LPCWSTR)lpCreate->lpszName);
969     }
970 
971     dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
972     /* native seems to clear WS_BORDER, too */
973     dwStyle &= ~WS_BORDER;
974     SetWindowLongW (hwnd, GWL_STYLE, dwStyle);
975 
976     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
977 
978     if (dwStyle & SBT_TOOLTIPS) {
979 	infoPtr->hwndToolTip =
980 	    CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP,
981 			     CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
982 			     CW_USEDEFAULT, hwnd, 0,
983 			     (HINSTANCE)GetWindowLongPtrW(hwnd, GWLP_HINSTANCE), NULL);
984 
985 	if (infoPtr->hwndToolTip) {
986 	    NMTOOLTIPSCREATED nmttc;
987 
988 	    nmttc.hdr.hwndFrom = hwnd;
989 	    nmttc.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
990 	    nmttc.hdr.code = NM_TOOLTIPSCREATED;
991 	    nmttc.hwndToolTips = infoPtr->hwndToolTip;
992 
993 	    SendMessageW (lpCreate->hwndParent, WM_NOTIFY, nmttc.hdr.idFrom, (LPARAM)&nmttc);
994 	}
995     }
996 
997     return 0;
998 
999 create_fail:
1000     TRACE("    failed!\n");
1001     if (infoPtr) STATUSBAR_WMDestroy(infoPtr);
1002     return -1;
1003 }
1004 
1005 
1006 /* in contrast to SB_GETTEXT*, WM_GETTEXT handles the text
1007  * of the first part only (usual behaviour) */
1008 static INT
1009 STATUSBAR_WMGetText (const STATUS_INFO *infoPtr, INT size, LPWSTR buf)
1010 {
1011     INT len;
1012 
1013     TRACE("\n");
1014     if (!(infoPtr->parts[0].text))
1015         return 0;
1016 
1017     len = strlenW (infoPtr->parts[0].text);
1018 
1019     if (!size)
1020         return len;
1021     else if (size > len) {
1022         strcpyW (buf, infoPtr->parts[0].text);
1023 	return len;
1024     }
1025     else {
1026         memcpy (buf, infoPtr->parts[0].text, (size - 1) * sizeof(WCHAR));
1027         buf[size - 1] = 0;
1028         return size - 1;
1029     }
1030 }
1031 
1032 
1033 static BOOL
1034 STATUSBAR_WMNCHitTest (const STATUS_INFO *infoPtr, INT x, INT y)
1035 {
1036     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP) {
1037 	RECT  rect;
1038 	POINT pt;
1039 
1040 	GetClientRect (infoPtr->Self, &rect);
1041 
1042 	pt.x = x;
1043 	pt.y = y;
1044 	ScreenToClient (infoPtr->Self, &pt);
1045 
1046 	rect.left = rect.right - 13;
1047 	rect.top += 2;
1048 
1049 	if (PtInRect (&rect, pt))
1050 	    return HTBOTTOMRIGHT;
1051     }
1052 
1053     return HTERROR;
1054 }
1055 
1056 
1057 static LRESULT
1058 STATUSBAR_WMPaint (STATUS_INFO *infoPtr, HDC hdc)
1059 {
1060     PAINTSTRUCT ps;
1061 
1062     TRACE("\n");
1063     if (hdc) return STATUSBAR_Refresh (infoPtr, hdc);
1064     hdc = BeginPaint (infoPtr->Self, &ps);
1065     STATUSBAR_Refresh (infoPtr, hdc);
1066     EndPaint (infoPtr->Self, &ps);
1067 
1068     return 0;
1069 }
1070 
1071 
1072 static LRESULT
1073 STATUSBAR_WMSetFont (STATUS_INFO *infoPtr, HFONT font, BOOL redraw)
1074 {
1075     infoPtr->hFont = font;
1076     TRACE("%p\n", infoPtr->hFont);
1077 
1078     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
1079     SendMessageW(infoPtr->Self, WM_SIZE, 0, 0);  /* update size */
1080     if (redraw)
1081         InvalidateRect(infoPtr->Self, NULL, FALSE);
1082 
1083     return 0;
1084 }
1085 
1086 
1087 static BOOL
1088 STATUSBAR_WMSetText (const STATUS_INFO *infoPtr, LPCSTR text)
1089 {
1090     STATUSWINDOWPART *part;
1091     int len;
1092 
1093     TRACE("\n");
1094     if (infoPtr->numParts == 0)
1095 	return FALSE;
1096 
1097     part = &infoPtr->parts[0];
1098     /* duplicate string */
1099     Free (part->text);
1100     part->text = 0;
1101 
1102     if (text && (len = strlenW((LPCWSTR)text))) {
1103         part->text = Alloc ((len+1)*sizeof(WCHAR));
1104         if (!part->text) return FALSE;
1105         strcpyW (part->text, (LPCWSTR)text);
1106     }
1107 
1108     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
1109 
1110     return TRUE;
1111 }
1112 
1113 
1114 static BOOL
1115 STATUSBAR_WMSize (STATUS_INFO *infoPtr, WORD flags)
1116 {
1117     INT  width, x, y;
1118     RECT parent_rect;
1119 
1120     /* Need to resize width to match parent */
1121     TRACE("flags %04x\n", flags);
1122 
1123     if (flags != SIZE_RESTORED && flags != SIZE_MAXIMIZED) {
1124 	WARN("flags MUST be SIZE_RESTORED or SIZE_MAXIMIZED\n");
1125 	return FALSE;
1126     }
1127 
1128     if (GetWindowLongW(infoPtr->Self, GWL_STYLE) & CCS_NORESIZE) return FALSE;
1129 
1130     /* width and height don't apply */
1131     if (!GetClientRect (infoPtr->Notify, &parent_rect))
1132         return FALSE;
1133 
1134     width = parent_rect.right - parent_rect.left;
1135     x = parent_rect.left;
1136     y = parent_rect.bottom - infoPtr->height;
1137     MoveWindow (infoPtr->Self, x, y, width, infoPtr->height, TRUE);
1138     STATUSBAR_SetPartBounds (infoPtr);
1139     return TRUE;
1140 }
1141 
1142 
1143 /* update theme after a WM_THEMECHANGED message */
1144 static LRESULT theme_changed (const STATUS_INFO* infoPtr)
1145 {
1146     HTHEME theme = GetWindowTheme (infoPtr->Self);
1147     CloseThemeData (theme);
1148     OpenThemeData (infoPtr->Self, themeClass);
1149     return 0;
1150 }
1151 
1152 
1153 static LRESULT
1154 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd)
1155 {
1156     if (cmd == NF_REQUERY) {
1157 	INT i = SendMessageW(from, WM_NOTIFYFORMAT, (WPARAM)infoPtr->Self, NF_QUERY);
1158 	infoPtr->bUnicode = (i == NFR_UNICODE);
1159     }
1160     return infoPtr->bUnicode ? NFR_UNICODE : NFR_ANSI;
1161 }
1162 
1163 
1164 static LRESULT
1165 STATUSBAR_SendMouseNotify(const STATUS_INFO *infoPtr, UINT code, UINT msg, WPARAM wParam, LPARAM lParam)
1166 {
1167     NMMOUSE  nm;
1168 
1169     TRACE("code %04x, lParam=%lx\n", code, lParam);
1170     nm.hdr.hwndFrom = infoPtr->Self;
1171     nm.hdr.idFrom = GetWindowLongPtrW(infoPtr->Self, GWLP_ID);
1172     nm.hdr.code = code;
1173     nm.pt.x = (short)LOWORD(lParam);
1174     nm.pt.y = (short)HIWORD(lParam);
1175     nm.dwItemSpec = STATUSBAR_InternalHitTest(infoPtr, &nm.pt);
1176     nm.dwItemData = 0;
1177     nm.dwHitInfo = 0x30000;     /* seems constant */
1178 
1179     /* Do default processing if WM_NOTIFY returns zero */
1180     if(!SendMessageW(infoPtr->Notify, WM_NOTIFY, nm.hdr.idFrom, (LPARAM)&nm))
1181     {
1182       return DefWindowProcW(infoPtr->Self, msg, wParam, lParam);
1183     }
1184     return 0;
1185 }
1186 
1187 
1188 
1189 static LRESULT WINAPI
1190 StatusWindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1191 {
1192     STATUS_INFO *infoPtr = (STATUS_INFO *)GetWindowLongPtrW (hwnd, 0);
1193     INT nPart = ((INT) wParam) & 0x00ff;
1194     LRESULT res;
1195 
1196     TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, msg, wParam, lParam);
1197     if (!infoPtr && msg != WM_CREATE)
1198         return DefWindowProcW (hwnd, msg, wParam, lParam);
1199 
1200     switch (msg) {
1201 	case SB_GETBORDERS:
1202 	    return STATUSBAR_GetBorders (infoPtr, (INT *)lParam);
1203 
1204 	case SB_GETICON:
1205 	    return (LRESULT)STATUSBAR_GetIcon (infoPtr, nPart);
1206 
1207 	case SB_GETPARTS:
1208 	    return STATUSBAR_GetParts (infoPtr, (INT)wParam, (INT *)lParam);
1209 
1210 	case SB_GETRECT:
1211 	    return STATUSBAR_GetRect (infoPtr, nPart, (LPRECT)lParam);
1212 
1213 	case SB_GETTEXTA:
1214 	    return STATUSBAR_GetTextA (infoPtr, nPart, (LPSTR)lParam);
1215 
1216 	case SB_GETTEXTW:
1217 	    return STATUSBAR_GetTextW (infoPtr, nPart, (LPWSTR)lParam);
1218 
1219 	case SB_GETTEXTLENGTHA:
1220 	case SB_GETTEXTLENGTHW:
1221 	    return STATUSBAR_GetTextLength (infoPtr, nPart);
1222 
1223 	case SB_GETTIPTEXTA:
1224 	    return STATUSBAR_GetTipTextA (infoPtr,  LOWORD(wParam), (LPSTR)lParam,  HIWORD(wParam));
1225 
1226 	case SB_GETTIPTEXTW:
1227 	    return STATUSBAR_GetTipTextW (infoPtr,  LOWORD(wParam), (LPWSTR)lParam,  HIWORD(wParam));
1228 
1229 	case SB_GETUNICODEFORMAT:
1230 	    return infoPtr->bUnicode;
1231 
1232 	case SB_ISSIMPLE:
1233 	    return infoPtr->simple;
1234 
1235 	case SB_SETBORDERS:
1236 	    return STATUSBAR_SetBorders (infoPtr, (INT *)lParam);
1237 
1238 	case SB_SETBKCOLOR:
1239 	    return STATUSBAR_SetBkColor (infoPtr, (COLORREF)lParam);
1240 
1241 	case SB_SETICON:
1242 	    return STATUSBAR_SetIcon (infoPtr, nPart, (HICON)lParam);
1243 
1244 	case SB_SETMINHEIGHT:
1245 	    return STATUSBAR_SetMinHeight (infoPtr, (INT)wParam);
1246 
1247 	case SB_SETPARTS:
1248 	    return STATUSBAR_SetParts (infoPtr, (INT)wParam, (LPINT)lParam);
1249 
1250 	case SB_SETTEXTA:
1251 	    return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, FALSE);
1252 
1253 	case SB_SETTEXTW:
1254 	    return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, TRUE);
1255 
1256 	case SB_SETTIPTEXTA:
1257 	    return STATUSBAR_SetTipTextA (infoPtr, (INT)wParam, (LPSTR)lParam);
1258 
1259 	case SB_SETTIPTEXTW:
1260 	    return STATUSBAR_SetTipTextW (infoPtr, (INT)wParam, (LPWSTR)lParam);
1261 
1262 	case SB_SETUNICODEFORMAT:
1263 	    return STATUSBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
1264 
1265 	case SB_SIMPLE:
1266 	    return STATUSBAR_Simple (infoPtr, (BOOL)wParam);
1267 
1268 	case WM_CREATE:
1269 	    return STATUSBAR_WMCreate (hwnd, (LPCREATESTRUCTA)lParam);
1270 
1271 	case WM_DESTROY:
1272 	    return STATUSBAR_WMDestroy (infoPtr);
1273 
1274 	case WM_GETFONT:
1275 	    return (LRESULT)(infoPtr->hFont? infoPtr->hFont : infoPtr->hDefaultFont);
1276 
1277 	case WM_GETTEXT:
1278             return STATUSBAR_WMGetText (infoPtr, (INT)wParam, (LPWSTR)lParam);
1279 
1280 	case WM_GETTEXTLENGTH:
1281 	    return STATUSBAR_GetTextLength (infoPtr, 0);
1282 
1283 	case WM_LBUTTONDBLCLK:
1284             return STATUSBAR_SendMouseNotify(infoPtr, NM_DBLCLK, msg, wParam, lParam);
1285 
1286 	case WM_LBUTTONUP:
1287 	    return STATUSBAR_SendMouseNotify(infoPtr, NM_CLICK, msg, wParam, lParam);
1288 
1289 	case WM_MOUSEMOVE:
1290 	    return STATUSBAR_Relay2Tip (infoPtr, msg, wParam, lParam);
1291 
1292 	case WM_NCHITTEST:
1293 	    res = STATUSBAR_WMNCHitTest(infoPtr, (short)LOWORD(lParam),
1294                                         (short)HIWORD(lParam));
1295 	    if (res != HTERROR) return res;
1296 	    return DefWindowProcW (hwnd, msg, wParam, lParam);
1297 
1298 	case WM_NCLBUTTONUP:
1299 	case WM_NCLBUTTONDOWN:
1300     	    PostMessageW (infoPtr->Notify, msg, wParam, lParam);
1301 	    return 0;
1302 
1303 	case WM_NOTIFYFORMAT:
1304 	    return STATUSBAR_NotifyFormat(infoPtr, (HWND)wParam, (INT)lParam);
1305 
1306 	case WM_PRINTCLIENT:
1307 	case WM_PAINT:
1308 	    return STATUSBAR_WMPaint (infoPtr, (HDC)wParam);
1309 
1310 	case WM_RBUTTONDBLCLK:
1311 	    return STATUSBAR_SendMouseNotify(infoPtr, NM_RDBLCLK, msg, wParam, lParam);
1312 
1313 	case WM_RBUTTONUP:
1314 	    return STATUSBAR_SendMouseNotify(infoPtr, NM_RCLICK, msg, wParam, lParam);
1315 
1316 	case WM_SETFONT:
1317 	    return STATUSBAR_WMSetFont (infoPtr, (HFONT)wParam, LOWORD(lParam));
1318 
1319 	case WM_SETTEXT:
1320 	    return STATUSBAR_WMSetText (infoPtr, (LPCSTR)lParam);
1321 
1322 	case WM_SIZE:
1323 	    if (STATUSBAR_WMSize (infoPtr, (WORD)wParam)) return 0;
1324             return DefWindowProcW (hwnd, msg, wParam, lParam);
1325 
1326         case WM_SYSCOLORCHANGE:
1327             COMCTL32_RefreshSysColors();
1328             return 0;
1329 
1330         case WM_THEMECHANGED:
1331             return theme_changed (infoPtr);
1332 
1333 	default:
1334 	    if ((msg >= WM_USER) && (msg < WM_APP) && !COMCTL32_IsReflectedMessage(msg))
1335 		ERR("unknown msg %04x wp=%04lx lp=%08lx\n",
1336 		     msg, wParam, lParam);
1337 	    return DefWindowProcW (hwnd, msg, wParam, lParam);
1338     }
1339 }
1340 
1341 
1342 /***********************************************************************
1343  * STATUS_Register [Internal]
1344  *
1345  * Registers the status window class.
1346  */
1347 
1348 void
1349 STATUS_Register (void)
1350 {
1351     WNDCLASSW wndClass;
1352 
1353     ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1354     wndClass.style         = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW;
1355     wndClass.lpfnWndProc   = StatusWindowProc;
1356     wndClass.cbClsExtra    = 0;
1357     wndClass.cbWndExtra    = sizeof(STATUS_INFO *);
1358     wndClass.hCursor       = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1359     wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
1360     wndClass.lpszClassName = STATUSCLASSNAMEW;
1361 
1362     RegisterClassW (&wndClass);
1363 }
1364 
1365 
1366 /***********************************************************************
1367  * STATUS_Unregister [Internal]
1368  *
1369  * Unregisters the status window class.
1370  */
1371 
1372 void
1373 STATUS_Unregister (void)
1374 {
1375     UnregisterClassW (STATUSCLASSNAMEW, NULL);
1376 }
1377