Implemented CreateHalftonePalette.
[wine] / controls / button.c
1 /* File: button.c -- Button type widgets
2  *
3  * Copyright (C) 1993 Johannes Ruscheinski
4  * Copyright (C) 1993 David Metcalfe
5  * Copyright (C) 1994 Alexandre Julliard
6  */
7
8 #include "win.h"
9 #include "button.h"
10 #include "winuser.h"
11 #include "wine/winuser16.h"
12 #include "tweak.h"
13
14 static void PB_Paint( WND *wndPtr, HDC32 hDC, WORD action );
15 static void PB_PaintGrayOnGray(HDC32 hDC,HFONT32 hFont,RECT32 *rc,char *text);
16 static void CB_Paint( WND *wndPtr, HDC32 hDC, WORD action );
17 static void GB_Paint( WND *wndPtr, HDC32 hDC, WORD action );
18 static void UB_Paint( WND *wndPtr, HDC32 hDC, WORD action );
19 static void OB_Paint( WND *wndPtr, HDC32 hDC, WORD action );
20 static void BUTTON_CheckAutoRadioButton( WND *wndPtr );
21
22 #define MAX_BTN_TYPE  12
23
24 static const WORD maxCheckState[MAX_BTN_TYPE] =
25 {
26     BUTTON_UNCHECKED,   /* BS_PUSHBUTTON */
27     BUTTON_UNCHECKED,   /* BS_DEFPUSHBUTTON */
28     BUTTON_CHECKED,     /* BS_CHECKBOX */
29     BUTTON_CHECKED,     /* BS_AUTOCHECKBOX */
30     BUTTON_CHECKED,     /* BS_RADIOBUTTON */
31     BUTTON_3STATE,      /* BS_3STATE */
32     BUTTON_3STATE,      /* BS_AUTO3STATE */
33     BUTTON_UNCHECKED,   /* BS_GROUPBOX */
34     BUTTON_UNCHECKED,   /* BS_USERBUTTON */
35     BUTTON_CHECKED,     /* BS_AUTORADIOBUTTON */
36     BUTTON_UNCHECKED,   /* Not defined */
37     BUTTON_UNCHECKED    /* BS_OWNERDRAW */
38 };
39
40 typedef void (*pfPaint)( WND *wndPtr, HDC32 hdc, WORD action );
41
42 static const pfPaint btnPaintFunc[MAX_BTN_TYPE] =
43 {
44     PB_Paint,    /* BS_PUSHBUTTON */
45     PB_Paint,    /* BS_DEFPUSHBUTTON */
46     CB_Paint,    /* BS_CHECKBOX */
47     CB_Paint,    /* BS_AUTOCHECKBOX */
48     CB_Paint,    /* BS_RADIOBUTTON */
49     CB_Paint,    /* BS_3STATE */
50     CB_Paint,    /* BS_AUTO3STATE */
51     GB_Paint,    /* BS_GROUPBOX */
52     UB_Paint,    /* BS_USERBUTTON */
53     CB_Paint,    /* BS_AUTORADIOBUTTON */
54     NULL,        /* Not defined */
55     OB_Paint     /* BS_OWNERDRAW */
56 };
57
58 #define PAINT_BUTTON(wndPtr,style,action) \
59      if (btnPaintFunc[style]) { \
60          HDC32 hdc = GetDC32( (wndPtr)->hwndSelf ); \
61          (btnPaintFunc[style])(wndPtr,hdc,action); \
62          ReleaseDC32( (wndPtr)->hwndSelf, hdc ); }
63
64 #define BUTTON_SEND_CTLCOLOR(wndPtr,hdc) \
65     SendMessage32A( GetParent32((wndPtr)->hwndSelf), WM_CTLCOLORBTN, \
66                     (hdc), (wndPtr)->hwndSelf )
67
68 static HBITMAP32 hbitmapCheckBoxes = 0;
69 static WORD checkBoxWidth = 0, checkBoxHeight = 0;
70
71
72 /***********************************************************************
73  *           ButtonWndProc
74  */
75 LRESULT WINAPI ButtonWndProc( HWND32 hWnd, UINT32 uMsg,
76                               WPARAM32 wParam, LPARAM lParam )
77 {
78     RECT32 rect;
79     POINT32 pt = { LOWORD(lParam), HIWORD(lParam) };
80     WND *wndPtr = WIN_FindWndPtr(hWnd);
81     BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
82     LONG style = wndPtr->dwStyle & 0x0f;
83
84     switch (uMsg)
85     {
86     case WM_GETDLGCODE:
87         switch(style)
88         {
89         case BS_PUSHBUTTON:      return DLGC_BUTTON | DLGC_UNDEFPUSHBUTTON;
90         case BS_DEFPUSHBUTTON:   return DLGC_BUTTON | DLGC_DEFPUSHBUTTON;
91         case BS_RADIOBUTTON:
92         case BS_AUTORADIOBUTTON: return DLGC_BUTTON | DLGC_RADIOBUTTON;
93         default:                 return DLGC_BUTTON;
94         }
95
96     case WM_ENABLE:
97         PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
98         break;
99
100     case WM_CREATE:
101         if (!hbitmapCheckBoxes)
102         {
103             BITMAP32 bmp;
104             hbitmapCheckBoxes = LoadBitmap32A(0, MAKEINTRESOURCE32A(OBM_CHECKBOXES));
105             GetObject32A( hbitmapCheckBoxes, sizeof(bmp), &bmp );
106             checkBoxWidth  = bmp.bmWidth / 4;
107             checkBoxHeight = bmp.bmHeight / 3;
108         }
109         if (style < 0L || style >= MAX_BTN_TYPE) return -1; /* abort */
110         infoPtr->state = BUTTON_UNCHECKED;
111         infoPtr->hFont = 0;
112         return 0;
113
114     case WM_ERASEBKGND:
115         return 1;
116
117     case WM_PAINT:
118         if (btnPaintFunc[style])
119         {
120             PAINTSTRUCT32 ps;
121             HDC32 hdc = wParam ? (HDC32)wParam : BeginPaint32( hWnd, &ps );
122             SetBkMode32( hdc, OPAQUE );
123             (btnPaintFunc[style])( wndPtr, hdc, ODA_DRAWENTIRE );
124             if( !wParam ) EndPaint32( hWnd, &ps );
125         }
126         break;
127
128     case WM_LBUTTONDOWN:
129     case WM_LBUTTONDBLCLK:
130         SendMessage32A( hWnd, BM_SETSTATE32, TRUE, 0 );
131         SetFocus32( hWnd );
132         SetCapture32( hWnd );
133         break;
134
135     case WM_LBUTTONUP:
136         ReleaseCapture();
137         if (!(infoPtr->state & BUTTON_HIGHLIGHTED)) break;
138         SendMessage32A( hWnd, BM_SETSTATE32, FALSE, 0 );
139         GetClientRect32( hWnd, &rect );
140         if (PtInRect32( &rect, pt ))
141         {
142             switch(style)
143             {
144             case BS_AUTOCHECKBOX:
145                 SendMessage32A( hWnd, BM_SETCHECK32,
146                                 !(infoPtr->state & BUTTON_CHECKED), 0 );
147                 break;
148             case BS_AUTORADIOBUTTON:
149                 SendMessage32A( hWnd, BM_SETCHECK32, TRUE, 0 );
150                 break;
151             case BS_AUTO3STATE:
152                 SendMessage32A( hWnd, BM_SETCHECK32,
153                                 (infoPtr->state & BUTTON_3STATE) ? 0 :
154                                 ((infoPtr->state & 3) + 1), 0 );
155                 break;
156             }
157             SendMessage32A( GetParent32(hWnd), WM_COMMAND,
158                             MAKEWPARAM( wndPtr->wIDmenu, BN_CLICKED ), hWnd);
159         }
160         break;
161
162     case WM_MOUSEMOVE:
163         if (GetCapture32() == hWnd)
164         {
165             GetClientRect32( hWnd, &rect );
166             SendMessage32A( hWnd, BM_SETSTATE32, PtInRect32(&rect, pt), 0 );
167         }
168         break;
169
170     case WM_NCHITTEST:
171         if(style == BS_GROUPBOX) return HTTRANSPARENT;
172         return DefWindowProc32A( hWnd, uMsg, wParam, lParam );
173
174     case WM_SETTEXT:
175         DEFWND_SetText( wndPtr, (LPCSTR)lParam );
176         if( wndPtr->dwStyle & WS_VISIBLE )
177             PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
178         return 0;
179
180     case WM_SETFONT:
181         infoPtr->hFont = (HFONT16)wParam;
182         if (lParam && (wndPtr->dwStyle & WS_VISIBLE)) 
183             PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
184         break;
185
186     case WM_GETFONT:
187         return infoPtr->hFont;
188
189     case WM_SETFOCUS:
190         infoPtr->state |= BUTTON_HASFOCUS;
191         if (style == BS_AUTORADIOBUTTON)
192         {
193             SendMessage32A( hWnd, BM_SETCHECK32, 1, 0 );
194         }
195         PAINT_BUTTON( wndPtr, style, ODA_FOCUS );
196         break;
197
198     case WM_KILLFOCUS:
199         infoPtr->state &= ~BUTTON_HASFOCUS;
200         PAINT_BUTTON( wndPtr, style, ODA_FOCUS );
201         InvalidateRect32( hWnd, NULL, TRUE );
202         break;
203
204     case WM_SYSCOLORCHANGE:
205         InvalidateRect32( hWnd, NULL, FALSE );
206         break;
207
208     case BM_SETSTYLE16:
209     case BM_SETSTYLE32:
210         if ((wParam & 0x0f) >= MAX_BTN_TYPE) break;
211         wndPtr->dwStyle = (wndPtr->dwStyle & 0xfffffff0) 
212                            | (wParam & 0x0000000f);
213         style = wndPtr->dwStyle & 0x0000000f;
214         PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
215         break;
216
217     case BM_GETCHECK16:
218     case BM_GETCHECK32:
219         return infoPtr->state & 3;
220
221     case BM_SETCHECK16:
222     case BM_SETCHECK32:
223         if (wParam > maxCheckState[style]) wParam = maxCheckState[style];
224         if ((infoPtr->state & 3) != wParam)
225         {
226             if ((style == BS_RADIOBUTTON) || (style == BS_AUTORADIOBUTTON))
227             {
228                 if (wParam)
229                     wndPtr->dwStyle |= WS_TABSTOP;
230                 else
231                     wndPtr->dwStyle &= ~WS_TABSTOP;
232             }
233             infoPtr->state = (infoPtr->state & ~3) | wParam;
234             PAINT_BUTTON( wndPtr, style, ODA_SELECT );
235         }
236         if ((style == BS_AUTORADIOBUTTON) && (wParam == BUTTON_CHECKED))
237             BUTTON_CheckAutoRadioButton( wndPtr );
238         break;
239
240     case BM_GETSTATE16:
241     case BM_GETSTATE32:
242         return infoPtr->state;
243
244     case BM_SETSTATE16:
245     case BM_SETSTATE32:
246         if (wParam)
247         {
248             if (infoPtr->state & BUTTON_HIGHLIGHTED) break;
249             infoPtr->state |= BUTTON_HIGHLIGHTED;
250         }
251         else
252         {
253             if (!(infoPtr->state & BUTTON_HIGHLIGHTED)) break;
254             infoPtr->state &= ~BUTTON_HIGHLIGHTED;
255         }
256         PAINT_BUTTON( wndPtr, style, ODA_SELECT );
257         break;
258
259     default:
260         return DefWindowProc32A(hWnd, uMsg, wParam, lParam);
261     }
262     return 0;
263 }
264
265
266 /**********************************************************************
267  *       Push Button Functions
268  */
269
270 static void PB_Paint( WND *wndPtr, HDC32 hDC, WORD action )
271 {
272     RECT32 rc;
273     HPEN32 hOldPen;
274     HBRUSH32 hOldBrush;
275     BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
276
277     GetClientRect32( wndPtr->hwndSelf, &rc );
278
279       /* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */
280     if (infoPtr->hFont) SelectObject32( hDC, infoPtr->hFont );
281     BUTTON_SEND_CTLCOLOR( wndPtr, hDC );
282     hOldPen = (HPEN32)SelectObject32(hDC, GetSysColorPen32(COLOR_WINDOWFRAME));
283     hOldBrush =(HBRUSH32)SelectObject32(hDC,GetSysColorBrush32(COLOR_BTNFACE));
284     SetBkMode32(hDC, TRANSPARENT);
285     Rectangle32(hDC, rc.left, rc.top, rc.right, rc.bottom);
286     if (action == ODA_DRAWENTIRE)
287     {
288         SetPixel32( hDC, rc.left, rc.top, GetSysColor32(COLOR_WINDOW) );
289         SetPixel32( hDC, rc.left, rc.bottom-1, GetSysColor32(COLOR_WINDOW) );
290         SetPixel32( hDC, rc.right-1, rc.top, GetSysColor32(COLOR_WINDOW) );
291         SetPixel32( hDC, rc.right-1, rc.bottom-1, GetSysColor32(COLOR_WINDOW));
292     }
293     InflateRect32( &rc, -1, -1 );
294
295     if ((wndPtr->dwStyle & 0x000f) == BS_DEFPUSHBUTTON)
296     {
297         Rectangle32(hDC, rc.left, rc.top, rc.right, rc.bottom);
298         InflateRect32( &rc, -1, -1 );
299     }
300
301     if (infoPtr->state & BUTTON_HIGHLIGHTED)
302     {
303         /* draw button shadow: */
304         SelectObject32(hDC, GetSysColorBrush32(COLOR_BTNSHADOW));
305         PatBlt32(hDC, rc.left, rc.top, 1, rc.bottom-rc.top, PATCOPY );
306         PatBlt32(hDC, rc.left, rc.top, rc.right-rc.left, 1, PATCOPY );
307         rc.left += 2;  /* To position the text down and right */
308         rc.top  += 2;
309     } else {
310         rc.right++, rc.bottom++;
311         DrawEdge32( hDC, &rc, EDGE_RAISED, BF_RECT );
312         rc.right--, rc.bottom--;
313     }
314         
315     /* draw button label, if any: */
316     if (wndPtr->text && wndPtr->text[0])
317     {
318         LOGBRUSH32 lb;
319         GetObject32A( GetSysColorBrush32(COLOR_BTNFACE), sizeof(lb), &lb );
320         if (wndPtr->dwStyle & WS_DISABLED &&
321             GetSysColor32(COLOR_GRAYTEXT)==lb.lbColor)
322             /* don't write gray text on gray bkg */
323             PB_PaintGrayOnGray(hDC,infoPtr->hFont,&rc,wndPtr->text);
324         else
325         {
326             SetTextColor32( hDC, (wndPtr->dwStyle & WS_DISABLED) ?
327                                  GetSysColor32(COLOR_GRAYTEXT) :
328                                  GetSysColor32(COLOR_BTNTEXT) );
329             DrawText32A( hDC, wndPtr->text, -1, &rc,
330                          DT_SINGLELINE | DT_CENTER | DT_VCENTER );
331             /* do we have the focus? */
332             if (infoPtr->state & BUTTON_HASFOCUS)
333             {
334                 RECT32 r = { 0, 0, 0, 0 };
335                 INT32 xdelta, ydelta;
336
337                 DrawText32A( hDC, wndPtr->text, -1, &r,
338                              DT_SINGLELINE | DT_CALCRECT );
339                 xdelta = ((rc.right - rc.left) - (r.right - r.left) - 1) / 2;
340                 ydelta = ((rc.bottom - rc.top) - (r.bottom - r.top) - 1) / 2;
341                 if (xdelta < 0) xdelta = 0;
342                 if (ydelta < 0) ydelta = 0;
343                 InflateRect32( &rc, -xdelta, -ydelta );
344                 DrawFocusRect32( hDC, &rc );
345             }
346         }   
347     }
348
349     SelectObject32( hDC, hOldPen );
350     SelectObject32( hDC, hOldBrush );
351 }
352
353
354 /**********************************************************************
355  *   Push Button sub function                               [internal]
356  *   using a raster brush to avoid gray text on gray background
357  */
358
359 void PB_PaintGrayOnGray(HDC32 hDC,HFONT32 hFont,RECT32 *rc,char *text)
360 {
361     static const int Pattern[] = {0xAA,0x55,0xAA,0x55,0xAA,0x55,0xAA,0x55};
362     HBITMAP32 hbm  = CreateBitmap32( 8, 8, 1, 1, Pattern );
363     HDC32 hdcMem = CreateCompatibleDC32(hDC);
364     HBITMAP32 hbmMem;
365     HBRUSH32 hBr;
366     RECT32 rect,rc2;
367
368     rect=*rc;
369     DrawText32A( hDC, text, -1, &rect, DT_SINGLELINE | DT_CALCRECT);
370     rc2=rect;
371     rect.left=(rc->right-rect.right)/2;       /* for centering text bitmap */
372     rect.top=(rc->bottom-rect.bottom)/2;
373     hbmMem = CreateCompatibleBitmap32( hDC,rect.right,rect.bottom );
374     SelectObject32( hdcMem, hbmMem);
375     hBr = SelectObject32( hdcMem, CreatePatternBrush32(hbm) );
376     DeleteObject32( hbm );
377     PatBlt32( hdcMem,0,0,rect.right,rect.bottom,WHITENESS);
378     if (hFont) SelectObject32( hdcMem, hFont);
379     DrawText32A( hdcMem, text, -1, &rc2, DT_SINGLELINE);  
380     PatBlt32( hdcMem,0,0,rect.right,rect.bottom,0xFA0089);
381     DeleteObject32( SelectObject32( hdcMem,hBr) );
382     BitBlt32(hDC,rect.left,rect.top,rect.right,rect.bottom,hdcMem,0,0,0x990000);
383     DeleteDC32( hdcMem);
384     DeleteObject32( hbmMem );
385 }
386
387
388 /**********************************************************************
389  *       Check Box & Radio Button Functions
390  */
391
392 static void CB_Paint( WND *wndPtr, HDC32 hDC, WORD action )
393 {
394     RECT32 rbox, rtext, client;
395     HBRUSH32 hBrush;
396     int textlen, delta;
397     BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
398
399     textlen = 0;
400     GetClientRect32(wndPtr->hwndSelf, &client);
401     rbox = rtext = client;
402
403     if (infoPtr->hFont) SelectObject32( hDC, infoPtr->hFont );
404
405     /* Something is still not right, checkboxes (and edit controls)
406      * in wsping32 have white backgrounds instead of dark grey.
407      * BUTTON_SEND_CTLCOLOR() is even worse since it returns 0 in this
408      * particular case and the background is not painted at all.
409      */
410
411     hBrush = GetControlBrush( wndPtr->hwndSelf, hDC, CTLCOLOR_BTN );
412
413     if (wndPtr->dwStyle & BS_LEFTTEXT) 
414     {
415         /* magic +4 is what CTL3D expects */
416
417         rtext.right -= checkBoxWidth + 4;
418         rbox.left = rbox.right - checkBoxWidth;
419     }
420     else 
421     {
422         rtext.left += checkBoxWidth + 4;
423         rbox.right = checkBoxWidth;
424     }
425
426       /* Draw the check-box bitmap */
427
428     if (wndPtr->text) textlen = strlen( wndPtr->text );
429     if (action == ODA_DRAWENTIRE || action == ODA_SELECT)
430     { 
431         HDC32 hMemDC = CreateCompatibleDC32( hDC );
432         int x = 0, y = 0;
433         delta = (rbox.bottom - rbox.top - checkBoxHeight) >> 1;
434
435         if (action == ODA_SELECT) FillRect32( hDC, &rbox, hBrush );
436         else FillRect32( hDC, &client, hBrush );
437
438         if (infoPtr->state & BUTTON_HIGHLIGHTED) x += 2 * checkBoxWidth;
439         if (infoPtr->state & (BUTTON_CHECKED | BUTTON_3STATE)) x += checkBoxWidth;
440         if (((wndPtr->dwStyle & 0x0f) == BS_RADIOBUTTON) ||
441             ((wndPtr->dwStyle & 0x0f) == BS_AUTORADIOBUTTON)) y += checkBoxHeight;
442         else if (infoPtr->state & BUTTON_3STATE) y += 2 * checkBoxHeight;
443
444         SelectObject32( hMemDC, hbitmapCheckBoxes );
445         BitBlt32( hDC, rbox.left, rbox.top + delta, checkBoxWidth,
446                   checkBoxHeight, hMemDC, x, y, SRCCOPY );
447         DeleteDC32( hMemDC );
448
449         if( textlen && action != ODA_SELECT )
450         {
451             if (wndPtr->dwStyle & WS_DISABLED)
452                 SetTextColor32( hDC, GetSysColor32(COLOR_GRAYTEXT) );
453             DrawText32A( hDC, wndPtr->text, textlen, &rtext,
454                          DT_SINGLELINE | DT_VCENTER );
455             textlen = 0; /* skip DrawText() below */
456         }
457     }
458
459     if ((action == ODA_FOCUS) ||
460         ((action == ODA_DRAWENTIRE) && (infoPtr->state & BUTTON_HASFOCUS)))
461     {
462         /* again, this is what CTL3D expects */
463
464         SetRectEmpty32(&rbox);
465         if( textlen )
466             DrawText32A( hDC, wndPtr->text, textlen, &rbox,
467                          DT_SINGLELINE | DT_CALCRECT );
468         textlen = rbox.bottom - rbox.top;
469         delta = ((rtext.bottom - rtext.top) - textlen)/2;
470         rbox.bottom = (rbox.top = rtext.top + delta - 1) + textlen + 2;
471         textlen = rbox.right - rbox.left;
472         rbox.right = (rbox.left += --rtext.left) + textlen + 2;
473         IntersectRect32(&rbox, &rbox, &rtext);
474         DrawFocusRect32( hDC, &rbox );
475     }
476 }
477
478
479 /**********************************************************************
480  *       BUTTON_CheckAutoRadioButton
481  *
482  * wndPtr is checked, uncheck every other auto radio button in group
483  */
484 static void BUTTON_CheckAutoRadioButton( WND *wndPtr )
485 {
486     HWND32 parent, sibling, start;
487     if (!(wndPtr->dwStyle & WS_CHILD)) return;
488     parent = wndPtr->parent->hwndSelf;
489     /* assure that starting control is not disabled or invisible */
490     start = sibling = GetNextDlgGroupItem32( parent, wndPtr->hwndSelf, TRUE );
491     do
492     {
493         if (!sibling) break;
494         if ((wndPtr->hwndSelf != sibling) &&
495             ((WIN_FindWndPtr(sibling)->dwStyle & 0x0f) == BS_AUTORADIOBUTTON))
496             SendMessage32A( sibling, BM_SETCHECK32, BUTTON_UNCHECKED, 0 );
497         sibling = GetNextDlgGroupItem32( parent, sibling, FALSE );
498     } while (sibling != start);
499 }
500
501
502 /**********************************************************************
503  *       Group Box Functions
504  */
505
506 static void GB_Paint( WND *wndPtr, HDC32 hDC, WORD action )
507 {
508     RECT32 rc, rcFrame;
509     BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
510
511     if (action != ODA_DRAWENTIRE) return;
512
513     BUTTON_SEND_CTLCOLOR( wndPtr, hDC );
514
515     GetClientRect32( wndPtr->hwndSelf, &rc);
516     if (TWEAK_WineLook == WIN31_LOOK) {
517         HPEN32 hPrevPen = SelectObject32( hDC,
518                                           GetSysColorPen32(COLOR_WINDOWFRAME));
519         HBRUSH32 hPrevBrush = SelectObject32( hDC,
520                                               GetStockObject32(NULL_BRUSH) );
521
522         Rectangle32( hDC, rc.left, rc.top + 2, rc.right - 1, rc.bottom - 1 );
523         SelectObject32( hDC, hPrevBrush );
524         SelectObject32( hDC, hPrevPen );
525     } else {
526         TEXTMETRIC32A tm;
527         rcFrame = rc;
528
529         if (infoPtr->hFont)
530             SelectObject32 (hDC, infoPtr->hFont);
531         GetTextMetrics32A (hDC, &tm);
532         rcFrame.top += (tm.tmHeight / 2) - 1;
533         DrawEdge32 (hDC, &rcFrame, EDGE_ETCHED, BF_RECT);
534     }
535
536     if (wndPtr->text)
537     {
538         if (infoPtr->hFont) SelectObject32( hDC, infoPtr->hFont );
539         if (wndPtr->dwStyle & WS_DISABLED)
540             SetTextColor32( hDC, GetSysColor32(COLOR_GRAYTEXT) );
541         rc.left += 10;
542         DrawText32A( hDC, wndPtr->text, -1, &rc, DT_SINGLELINE | DT_NOCLIP );
543     }
544 }
545
546
547 /**********************************************************************
548  *       User Button Functions
549  */
550
551 static void UB_Paint( WND *wndPtr, HDC32 hDC, WORD action )
552 {
553     RECT32 rc;
554     HBRUSH32 hBrush;
555     BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
556
557     if (action == ODA_SELECT) return;
558
559     GetClientRect32( wndPtr->hwndSelf, &rc);
560
561     if (infoPtr->hFont) SelectObject32( hDC, infoPtr->hFont );
562     hBrush = GetControlBrush( wndPtr->hwndSelf, hDC, CTLCOLOR_BTN );
563
564     FillRect32( hDC, &rc, hBrush );
565     if ((action == ODA_FOCUS) ||
566         ((action == ODA_DRAWENTIRE) && (infoPtr->state & BUTTON_HASFOCUS)))
567         DrawFocusRect32( hDC, &rc );
568 }
569
570
571 /**********************************************************************
572  *       Ownerdrawn Button Functions
573  */
574
575 static void OB_Paint( WND *wndPtr, HDC32 hDC, WORD action )
576 {
577     BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
578     DRAWITEMSTRUCT32 dis;
579
580     dis.CtlType    = ODT_BUTTON;
581     dis.CtlID      = wndPtr->wIDmenu;
582     dis.itemID     = 0;
583     dis.itemAction = action;
584     dis.itemState  = ((infoPtr->state & BUTTON_HASFOCUS) ? ODS_FOCUS : 0) |
585                      ((infoPtr->state & BUTTON_HIGHLIGHTED) ? ODS_SELECTED : 0) |
586                      ((wndPtr->dwStyle & WS_DISABLED) ? ODS_DISABLED : 0);
587     dis.hwndItem   = wndPtr->hwndSelf;
588     dis.hDC        = hDC;
589     dis.itemData   = 0;
590     GetClientRect32( wndPtr->hwndSelf, &dis.rcItem );
591     SendMessage32A( GetParent32(wndPtr->hwndSelf), WM_DRAWITEM,
592                     wndPtr->wIDmenu, (LPARAM)&dis );
593 }