xref: /reactos/dll/win32/comdlg32/colordlg.c (revision 4561998a)
1 /*
2  * COMMDLG - Color Dialog
3  *
4  * Copyright 1994 Martin Ayotte
5  * Copyright 1996 Albrecht Kleine
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this library; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20  */
21 
22 /* BUGS : still seems to not refresh correctly
23    sometimes, especially when 2 instances of the
24    dialog are loaded at the same time */
25 
26 #include <stdarg.h>
27 #include <stdio.h>
28 #include "windef.h"
29 #include "winbase.h"
30 #include "wingdi.h"
31 #include "winuser.h"
32 #include "commdlg.h"
33 #include "dlgs.h"
34 #include "cderr.h"
35 #include "cdlg.h"
36 
37 #include "wine/debug.h"
38 #include "wine/heap.h"
39 
40 WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
41 
42 static INT_PTR CALLBACK ColorDlgProc( HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam );
43 
44 #define CONV_LPARAMTOPOINT(lp,p) do { (p)->x = (short)LOWORD(lp); (p)->y = (short)HIWORD(lp); } while(0)
45 
46 static const COLORREF predefcolors[6][8]=
47 {
48  { 0x008080FFL, 0x0080FFFFL, 0x0080FF80L, 0x0080FF00L,
49    0x00FFFF80L, 0x00FF8000L, 0x00C080FFL, 0x00FF80FFL },
50  { 0x000000FFL, 0x0000FFFFL, 0x0000FF80L, 0x0040FF00L,
51    0x00FFFF00L, 0x00C08000L, 0x00C08080L, 0x00FF00FFL },
52 
53  { 0x00404080L, 0x004080FFL, 0x0000FF00L, 0x00808000L,
54    0x00804000L, 0x00FF8080L, 0x00400080L, 0x008000FFL },
55  { 0x00000080L, 0x000080FFL, 0x00008000L, 0x00408000L,
56    0x00FF0000L, 0x00A00000L, 0x00800080L, 0x00FF0080L },
57 
58  { 0x00000040L, 0x00004080L, 0x00004000L, 0x00404000L,
59    0x00800000L, 0x00400000L, 0x00400040L, 0x00800040L },
60  { 0x00000000L, 0x00008080L, 0x00408080L, 0x00808080L,
61    0x00808040L, 0x00C0C0C0L, 0x00400040L, 0x00FFFFFFL },
62 };
63 
64 static const WCHAR szColourDialogProp[] = {
65     'c','o','l','o','u','r','d','i','a','l','o','g','p','r','o','p',0 };
66 
67 /* Chose Color PRIVATE Structure:
68  *
69  * This structure is duplicated in the 16 bit code with
70  * an extra member
71  */
72 
73 typedef struct CCPRIVATE
74 {
75     LPCHOOSECOLORW lpcc; /* points to public known data structure */
76     HWND hwndSelf;       /* dialog window */
77     int nextuserdef;     /* next free place in user defined color array */
78     HDC hdcMem;          /* color graph used for BitBlt() */
79     HBITMAP hbmMem;      /* color graph bitmap */
80     RECT fullsize;       /* original dialog window size */
81     UINT msetrgb;        /* # of SETRGBSTRING message (today not used)  */
82     RECT old3angle;      /* last position of l-marker */
83     RECT oldcross;       /* last position of color/saturation marker */
84     BOOL updating;       /* to prevent recursive WM_COMMAND/EN_UPDATE processing */
85     int h;
86     int s;
87     int l;               /* for temporary storing of hue,sat,lum */
88     int capturedGraph;   /* control mouse captured */
89     RECT focusRect;      /* rectangle last focused item */
90     HWND hwndFocus;      /* handle last focused item */
91 } CCPRIV;
92 
93 static int hsl_to_x(int hue, int sat, int lum)
94 {
95  int res = 0, maxrgb;
96 
97  /* l below 120 */
98  maxrgb = (256 * min(120,lum)) / 120;  /* 0 .. 256 */
99  if (hue < 80)
100   res = 0;
101  else
102   if (hue < 120)
103   {
104    res = (hue - 80) * maxrgb;           /* 0...10240 */
105    res /= 40;                        /* 0...256 */
106   }
107   else
108    if (hue < 200)
109     res = maxrgb;
110    else
111     {
112      res= (240 - hue) * maxrgb;
113      res /= 40;
114     }
115  res = res - maxrgb / 2;                 /* -128...128 */
116 
117  /* saturation */
118  res = maxrgb / 2 + (sat * res) / 240;    /* 0..256 */
119 
120  /* lum above 120 */
121  if (lum > 120 && res < 256)
122   res += ((lum - 120) * (256 - res)) / 120;
123 
124  return min(res, 255);
125 }
126 
127 /***********************************************************************
128  *                             CC_HSLtoRGB                    [internal]
129  */
130 static COLORREF CC_HSLtoRGB(int hue, int sat, int lum)
131 {
132  int h, r, g, b;
133 
134  /* r */
135  h = hue > 80 ? hue-80 : hue+160;
136  r = hsl_to_x(h, sat, lum);
137  /* g */
138  h = hue > 160 ? hue-160 : hue+80;
139  g = hsl_to_x(h, sat, lum);
140  /* b */
141  b = hsl_to_x(hue, sat, lum);
142 
143  return RGB(r, g, b);
144 }
145 
146 /***********************************************************************
147  *                             CC_RGBtoHSL                    [internal]
148  */
149 static int CC_RGBtoHSL(char c, COLORREF rgb)
150 {
151  WORD maxi, mini, mmsum, mmdif, result = 0;
152  int iresult = 0, r, g, b;
153 
154  r = GetRValue(rgb);
155  g = GetGValue(rgb);
156  b = GetBValue(rgb);
157 
158  maxi = max(r, b);
159  maxi = max(maxi, g);
160  mini = min(r, b);
161  mini = min(mini, g);
162 
163  mmsum = maxi + mini;
164  mmdif = maxi - mini;
165 
166  switch(c)
167  {
168   /* lum */
169   case 'L': mmsum *= 120;              /* 0...61200=(255+255)*120 */
170 	   result = mmsum / 255;        /* 0...240 */
171 	   break;
172   /* saturation */
173   case 'S': if (!mmsum)
174 	    result = 0;
175 	   else
176 	    if (!mini || maxi == 255)
177 	     result = 240;
178 	   else
179 	   {
180 	    result = mmdif * 240;       /* 0...61200=255*240 */
181 	    result /= (mmsum > 255 ? 510 - mmsum : mmsum); /* 0..255 */
182 	   }
183 	   break;
184   /* hue */
185   case 'H': if (!mmdif)
186 	    result = 160;
187 	   else
188 	   {
189 	    if (maxi == r)
190 	    {
191 	     iresult = 40 * (g - b);       /* -10200 ... 10200 */
192 	     iresult /= (int) mmdif;    /* -40 .. 40 */
193 	     if (iresult < 0)
194 	      iresult += 240;          /* 0..40 and 200..240 */
195 	    }
196 	    else
197 	     if (maxi == g)
198 	     {
199 	      iresult = 40 * (b - r);
200 	      iresult /= (int) mmdif;
201 	      iresult += 80;           /* 40 .. 120 */
202 	     }
203 	     else
204 	      if (maxi == b)
205 	      {
206 	       iresult = 40 * (r - g);
207 	       iresult /= (int) mmdif;
208 	       iresult += 160;         /* 120 .. 200 */
209 	      }
210 	    result = iresult;
211 	   }
212 	   break;
213  }
214  return result;    /* is this integer arithmetic precise enough ? */
215 }
216 
217 
218 /***********************************************************************
219  *                  CC_DrawCurrentFocusRect                       [internal]
220  */
221 static void CC_DrawCurrentFocusRect( const CCPRIV *lpp )
222 {
223   if (lpp->hwndFocus)
224   {
225     HDC hdc = GetDC(lpp->hwndFocus);
226     DrawFocusRect(hdc, &lpp->focusRect);
227     ReleaseDC(lpp->hwndFocus, hdc);
228   }
229 }
230 
231 /***********************************************************************
232  *                  CC_DrawFocusRect                       [internal]
233  */
234 static void CC_DrawFocusRect(CCPRIV *lpp, HWND hwnd, int x, int y, int rows, int cols)
235 {
236   RECT rect;
237   int dx, dy;
238   HDC hdc;
239 
240   CC_DrawCurrentFocusRect(lpp); /* remove current focus rect */
241   /* calculate new rect */
242   GetClientRect(hwnd, &rect);
243   dx = (rect.right - rect.left) / cols;
244   dy = (rect.bottom - rect.top) / rows;
245   rect.left += (x * dx) - 2;
246   rect.top += (y * dy) - 2;
247   rect.right = rect.left + dx;
248   rect.bottom = rect.top + dy;
249   /* draw it */
250   hdc = GetDC(hwnd);
251   DrawFocusRect(hdc, &rect);
252   lpp->focusRect = rect;
253   lpp->hwndFocus = hwnd;
254   ReleaseDC(hwnd, hdc);
255 }
256 
257 #define DISTANCE 4
258 
259 /***********************************************************************
260  *                CC_MouseCheckPredefColorArray               [internal]
261  *                returns TRUE if one of the predefined colors is clicked
262  */
263 static BOOL CC_MouseCheckPredefColorArray(CCPRIV *lpp, int rows, int cols, LPARAM lParam)
264 {
265  HWND hwnd;
266  POINT point;
267  RECT rect;
268  int dx, dy, x, y;
269 
270  CONV_LPARAMTOPOINT(lParam, &point);
271  ClientToScreen(lpp->hwndSelf, &point);
272  hwnd = GetDlgItem(lpp->hwndSelf, IDC_COLOR_PREDEF);
273  GetWindowRect(hwnd, &rect);
274  if (PtInRect(&rect, point))
275  {
276   dx = (rect.right - rect.left) / cols;
277   dy = (rect.bottom - rect.top) / rows;
278   ScreenToClient(hwnd, &point);
279 
280   if (point.x % dx < ( dx - DISTANCE) && point.y % dy < ( dy - DISTANCE))
281   {
282    x = point.x / dx;
283    y = point.y / dy;
284    lpp->lpcc->rgbResult = predefcolors[y][x];
285    CC_DrawFocusRect(lpp, hwnd, x, y, rows, cols);
286    return TRUE;
287   }
288  }
289  return FALSE;
290 }
291 
292 /***********************************************************************
293  *                  CC_MouseCheckUserColorArray               [internal]
294  *                  return TRUE if the user clicked a color
295  */
296 static BOOL CC_MouseCheckUserColorArray(CCPRIV *lpp, int rows, int cols, LPARAM lParam)
297 {
298  HWND hwnd;
299  POINT point;
300  RECT rect;
301  int dx, dy, x, y;
302  COLORREF *crarr = lpp->lpcc->lpCustColors;
303 
304  CONV_LPARAMTOPOINT(lParam, &point);
305  ClientToScreen(lpp->hwndSelf, &point);
306  hwnd = GetDlgItem(lpp->hwndSelf, IDC_COLOR_USRDEF);
307  GetWindowRect(hwnd, &rect);
308  if (PtInRect(&rect, point))
309  {
310   dx = (rect.right - rect.left) / cols;
311   dy = (rect.bottom - rect.top) / rows;
312   ScreenToClient(hwnd, &point);
313 
314   if (point.x % dx < (dx - DISTANCE) && point.y % dy < (dy - DISTANCE))
315   {
316    x = point.x / dx;
317    y = point.y / dy;
318    lpp->lpcc->rgbResult = crarr[x + (cols * y) ];
319    CC_DrawFocusRect(lpp, hwnd, x, y, rows, cols);
320    return TRUE;
321   }
322  }
323  return FALSE;
324 }
325 
326 #define MAXVERT  240
327 #define MAXHORI  239
328 
329 /*  240  ^......        ^^ 240
330 	 |     .        ||
331     SAT  |     .        || LUM
332 	 |     .        ||
333 	 +-----> 239   ----
334 	   HUE
335 */
336 /***********************************************************************
337  *                  CC_MouseCheckColorGraph                   [internal]
338  */
339 static BOOL CC_MouseCheckColorGraph( HWND hDlg, int dlgitem, int *hori, int *vert, LPARAM lParam )
340 {
341  HWND hwnd;
342  POINT point;
343  RECT rect;
344  long x,y;
345 
346  CONV_LPARAMTOPOINT(lParam, &point);
347  ClientToScreen(hDlg, &point);
348  hwnd = GetDlgItem( hDlg, dlgitem );
349  GetWindowRect(hwnd, &rect);
350 
351  if (!PtInRect(&rect, point))
352   return FALSE;
353 
354  GetClientRect(hwnd, &rect);
355  ScreenToClient(hwnd, &point);
356 
357  x = (long) point.x * MAXHORI;
358  x /= rect.right;
359  y = (long) (rect.bottom - point.y) * MAXVERT;
360  y /= rect.bottom;
361 
362  if (x < 0) x = 0;
363  if (y < 0) y = 0;
364  if (x > MAXHORI) x = MAXHORI;
365  if (y > MAXVERT) y = MAXVERT;
366 
367  if (hori)
368   *hori = x;
369  if (vert)
370   *vert = y;
371 
372  return TRUE;
373 }
374 /***********************************************************************
375  *                  CC_MouseCheckResultWindow                 [internal]
376  *                  test if double click one of the result colors
377  */
378 static BOOL CC_MouseCheckResultWindow( HWND hDlg, LPARAM lParam )
379 {
380  HWND hwnd;
381  POINT point;
382  RECT rect;
383 
384  CONV_LPARAMTOPOINT(lParam, &point);
385  ClientToScreen(hDlg, &point);
386  hwnd = GetDlgItem(hDlg, IDC_COLOR_RESULT);
387  GetWindowRect(hwnd, &rect);
388  if (PtInRect(&rect, point))
389  {
390   PostMessageA(hDlg, WM_COMMAND, IDC_COLOR_RES, 0);
391   return TRUE;
392  }
393  return FALSE;
394 }
395 
396 /***********************************************************************
397  *                       CC_CheckDigitsInEdit                 [internal]
398  */
399 static int CC_CheckDigitsInEdit( HWND hwnd, int maxval )
400 {
401  int i, k, m, result, value;
402  long editpos;
403  char buffer[30];
404 
405  GetWindowTextA(hwnd, buffer, ARRAY_SIZE(buffer));
406  m = strlen(buffer);
407  result = 0;
408 
409  for (i = 0 ; i < m ; i++)
410   if (buffer[i] < '0' || buffer[i] > '9')
411   {
412    for (k = i + 1; k <= m; k++)  /* delete bad character */
413    {
414     buffer[i] = buffer[k];
415     m--;
416    }
417    buffer[m] = 0;
418    result = 1;
419   }
420 
421  value = atoi(buffer);
422  if (value > maxval)       /* build a new string */
423  {
424   sprintf(buffer, "%d", maxval);
425   result = 2;
426  }
427  if (result)
428  {
429   editpos = SendMessageA(hwnd, EM_GETSEL, 0, 0);
430   SetWindowTextA(hwnd, buffer );
431   SendMessageA(hwnd, EM_SETSEL, 0, editpos);
432  }
433  return value;
434 }
435 
436 
437 
438 /***********************************************************************
439  *                    CC_PaintSelectedColor                   [internal]
440  */
441 static void CC_PaintSelectedColor(const CCPRIV *infoPtr)
442 {
443  if (IsWindowVisible( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_GRAPH) ))   /* if full size */
444  {
445   RECT rect;
446   HDC  hdc;
447   HBRUSH hBrush;
448   HWND hwnd = GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_RESULT);
449 
450   hdc = GetDC(hwnd);
451   GetClientRect(hwnd, &rect) ;
452   hBrush = CreateSolidBrush(infoPtr->lpcc->rgbResult);
453   if (hBrush)
454   {
455    FillRect(hdc, &rect, hBrush);
456    DrawEdge(hdc, &rect, BDR_SUNKENOUTER, BF_RECT);
457    DeleteObject(hBrush);
458   }
459   ReleaseDC(hwnd, hdc);
460  }
461 }
462 
463 /***********************************************************************
464  *                    CC_PaintTriangle                        [internal]
465  */
466 static void CC_PaintTriangle(CCPRIV *infoPtr)
467 {
468  HDC hDC;
469  long temp;
470  int w = LOWORD(GetDialogBaseUnits()) / 2;
471  POINT points[3];
472  int height;
473  int oben;
474  RECT rect;
475  HBRUSH hbr;
476  HWND hwnd = GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_LUMBAR);
477 
478  if (IsWindowVisible( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_GRAPH)))   /* if full size */
479  {
480    GetClientRect(hwnd, &rect);
481    height = rect.bottom;
482    hDC = GetDC(infoPtr->hwndSelf);
483    points[0].y = rect.top;
484    points[0].x = rect.right;                  /*  |  /|  */
485    ClientToScreen(hwnd, points);              /*  | / |  */
486    ScreenToClient(infoPtr->hwndSelf, points); /*  |<  |  */
487    oben = points[0].y;                        /*  | \ |  */
488                                               /*  |  \|  */
489    temp = (long)height * (long)infoPtr->l;
490    points[0].x += 1;
491    points[0].y = oben + height - temp / (long)MAXVERT;
492    points[1].y = points[0].y + w;
493    points[2].y = points[0].y - w;
494    points[2].x = points[1].x = points[0].x + w;
495 
496    hbr = (HBRUSH)GetClassLongPtrW( hwnd, GCLP_HBRBACKGROUND);
497    if (!hbr) hbr = GetSysColorBrush(COLOR_BTNFACE);
498    FillRect(hDC, &infoPtr->old3angle, hbr);
499    infoPtr->old3angle.left  = points[0].x;
500    infoPtr->old3angle.right = points[1].x + 1;
501    infoPtr->old3angle.top   = points[2].y - 1;
502    infoPtr->old3angle.bottom= points[1].y + 1;
503 
504    hbr = SelectObject(hDC, GetStockObject(BLACK_BRUSH));
505    Polygon(hDC, points, 3);
506    SelectObject(hDC, hbr);
507 
508    ReleaseDC(infoPtr->hwndSelf, hDC);
509  }
510 }
511 
512 
513 /***********************************************************************
514  *                    CC_PaintCross                           [internal]
515  */
516 static void CC_PaintCross(CCPRIV *infoPtr)
517 {
518  HWND hwnd = GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_GRAPH);
519 
520  if (IsWindowVisible(hwnd))   /* if full size */
521  {
522    HDC hDC;
523    int w = GetDialogBaseUnits() - 1;
524    int wc = GetDialogBaseUnits() * 3 / 4;
525    RECT rect;
526    POINT point, p;
527    HPEN hPen;
528    int x, y;
529 
530    x = infoPtr->h;
531    y = infoPtr->s;
532 
533    GetClientRect(hwnd, &rect);
534    hDC = GetDC(hwnd);
535    SelectClipRgn( hDC, CreateRectRgnIndirect(&rect));
536 
537    point.x = ((long)rect.right * (long)x) / (long)MAXHORI;
538    point.y = rect.bottom - ((long)rect.bottom * (long)y) / (long)MAXVERT;
539    if ( infoPtr->oldcross.left != infoPtr->oldcross.right )
540      BitBlt(hDC, infoPtr->oldcross.left, infoPtr->oldcross.top,
541               infoPtr->oldcross.right - infoPtr->oldcross.left,
542               infoPtr->oldcross.bottom - infoPtr->oldcross.top,
543               infoPtr->hdcMem, infoPtr->oldcross.left, infoPtr->oldcross.top, SRCCOPY);
544    infoPtr->oldcross.left   = point.x - w - 1;
545    infoPtr->oldcross.right  = point.x + w + 1;
546    infoPtr->oldcross.top    = point.y - w - 1;
547    infoPtr->oldcross.bottom = point.y + w + 1;
548 
549    hPen = CreatePen(PS_SOLID, 3, RGB(0, 0, 0)); /* -black- color */
550    hPen = SelectObject(hDC, hPen);
551    MoveToEx(hDC, point.x - w, point.y, &p);
552    LineTo(hDC, point.x - wc, point.y);
553    MoveToEx(hDC, point.x + wc, point.y, &p);
554    LineTo(hDC, point.x + w, point.y);
555    MoveToEx(hDC, point.x, point.y - w, &p);
556    LineTo(hDC, point.x, point.y - wc);
557    MoveToEx(hDC, point.x, point.y + wc, &p);
558    LineTo(hDC, point.x, point.y + w);
559    DeleteObject( SelectObject(hDC, hPen));
560 
561    ReleaseDC(hwnd, hDC);
562  }
563 }
564 
565 
566 #define XSTEPS 48
567 #define YSTEPS 24
568 
569 
570 /***********************************************************************
571  *                    CC_PrepareColorGraph                    [internal]
572  */
573 static void CC_PrepareColorGraph(CCPRIV *infoPtr)
574 {
575  int sdif, hdif, xdif, ydif, hue, sat;
576  HWND hwnd = GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_GRAPH);
577  HBRUSH hbrush;
578  HDC hdc ;
579  RECT rect, client;
580  HCURSOR hcursor = SetCursor( LoadCursorW(0, (LPCWSTR)IDC_WAIT) );
581 
582  GetClientRect(hwnd, &client);
583  hdc = GetDC(hwnd);
584  infoPtr->hdcMem = CreateCompatibleDC(hdc);
585  infoPtr->hbmMem = CreateCompatibleBitmap(hdc, client.right, client.bottom);
586  SelectObject(infoPtr->hdcMem, infoPtr->hbmMem);
587 
588  xdif = client.right / XSTEPS;
589  ydif = client.bottom / YSTEPS+1;
590  hdif = 239 / XSTEPS;
591  sdif = 240 / YSTEPS;
592  for (rect.left = hue = 0; hue < 239 + hdif; hue += hdif)
593  {
594   rect.right = rect.left + xdif;
595   rect.bottom = client.bottom;
596   for(sat = 0; sat < 240 + sdif; sat += sdif)
597   {
598    rect.top = rect.bottom - ydif;
599    hbrush = CreateSolidBrush(CC_HSLtoRGB(hue, sat, 120));
600    FillRect(infoPtr->hdcMem, &rect, hbrush);
601    DeleteObject(hbrush);
602    rect.bottom = rect.top;
603   }
604   rect.left = rect.right;
605  }
606  ReleaseDC(hwnd, hdc);
607  SetCursor(hcursor);
608 }
609 
610 /***********************************************************************
611  *                          CC_PaintColorGraph                [internal]
612  */
613 static void CC_PaintColorGraph(CCPRIV *infoPtr)
614 {
615  HWND hwnd = GetDlgItem( infoPtr->hwndSelf, IDC_COLOR_GRAPH );
616  HDC  hDC;
617  RECT rect;
618 
619  if (IsWindowVisible(hwnd))   /* if full size */
620  {
621   if (!infoPtr->hdcMem)
622    CC_PrepareColorGraph(infoPtr);   /* should not be necessary */
623 
624   hDC = GetDC(hwnd);
625   GetClientRect(hwnd, &rect);
626   if (infoPtr->hdcMem)
627       BitBlt(hDC, 0, 0, rect.right, rect.bottom, infoPtr->hdcMem, 0, 0, SRCCOPY);
628   else
629       WARN("choose color: hdcMem is not defined\n");
630   ReleaseDC(hwnd, hDC);
631  }
632 }
633 
634 /***********************************************************************
635  *                           CC_PaintLumBar                   [internal]
636  */
637 static void CC_PaintLumBar(const CCPRIV *infoPtr)
638 {
639  HWND hwnd = GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_LUMBAR);
640  RECT rect, client;
641  int lum, ldif, ydif;
642  HBRUSH hbrush;
643  HDC hDC;
644 
645  if (IsWindowVisible(hwnd))
646  {
647   hDC = GetDC(hwnd);
648   GetClientRect(hwnd, &client);
649   rect = client;
650 
651   ldif = 240 / YSTEPS;
652   ydif = client.bottom / YSTEPS+1;
653   for (lum = 0; lum < 240 + ldif; lum += ldif)
654   {
655    rect.top = max(0, rect.bottom - ydif);
656    hbrush = CreateSolidBrush(CC_HSLtoRGB(infoPtr->h, infoPtr->s, lum));
657    FillRect(hDC, &rect, hbrush);
658    DeleteObject(hbrush);
659    rect.bottom = rect.top;
660   }
661   GetClientRect(hwnd, &rect);
662   DrawEdge(hDC, &rect, BDR_SUNKENOUTER, BF_RECT);
663   ReleaseDC(hwnd, hDC);
664  }
665 }
666 
667 /***********************************************************************
668  *                             CC_EditSetRGB                  [internal]
669  */
670 static void CC_EditSetRGB( CCPRIV *infoPtr )
671 {
672  if (IsWindowVisible( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_GRAPH) ))   /* if full size */
673  {
674    COLORREF cr = infoPtr->lpcc->rgbResult;
675    int r = GetRValue(cr);
676    int g = GetGValue(cr);
677    int b = GetBValue(cr);
678 
679    infoPtr->updating = TRUE;
680    SetDlgItemInt(infoPtr->hwndSelf, IDC_COLOR_EDIT_R, r, TRUE);
681    SetDlgItemInt(infoPtr->hwndSelf, IDC_COLOR_EDIT_G, g, TRUE);
682    SetDlgItemInt(infoPtr->hwndSelf, IDC_COLOR_EDIT_B, b, TRUE);
683    infoPtr->updating = FALSE;
684  }
685 }
686 
687 /***********************************************************************
688  *                             CC_EditSetHSL                  [internal]
689  */
690 static void CC_EditSetHSL( CCPRIV *infoPtr )
691 {
692  if (IsWindowVisible( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_GRAPH) ))   /* if full size */
693  {
694    infoPtr->updating = TRUE;
695    SetDlgItemInt(infoPtr->hwndSelf, IDC_COLOR_EDIT_H, infoPtr->h, TRUE);
696    SetDlgItemInt(infoPtr->hwndSelf, IDC_COLOR_EDIT_S, infoPtr->s, TRUE);
697    SetDlgItemInt(infoPtr->hwndSelf, IDC_COLOR_EDIT_L, infoPtr->l, TRUE);
698    infoPtr->updating = FALSE;
699  }
700  CC_PaintLumBar(infoPtr);
701 }
702 
703 /***********************************************************************
704  *                       CC_SwitchToFullSize                  [internal]
705  */
706 static void CC_SwitchToFullSize( CCPRIV *infoPtr, const RECT *lprect )
707 {
708  int i;
709 
710  EnableWindow( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_DEFINE), FALSE);
711  CC_PrepareColorGraph(infoPtr);
712  for (i = IDC_COLOR_EDIT_H; i <= IDC_COLOR_EDIT_B; i++)
713    ShowWindow( GetDlgItem(infoPtr->hwndSelf, i), SW_SHOW);
714  for (i = IDC_COLOR_HL; i <= IDC_COLOR_BL; i++)
715    ShowWindow( GetDlgItem(infoPtr->hwndSelf, i), SW_SHOW);
716  ShowWindow( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_RES), SW_SHOW);
717  ShowWindow( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_ADD), SW_SHOW);
718  ShowWindow( GetDlgItem(infoPtr->hwndSelf, 1090), SW_SHOW);
719 
720  if (lprect)
721   SetWindowPos(infoPtr->hwndSelf, 0, 0, 0, lprect->right-lprect->left,
722    lprect->bottom-lprect->top, SWP_NOMOVE|SWP_NOZORDER);
723 
724  ShowWindow( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_LUMBAR), SW_SHOW);
725  ShowWindow( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_RESULT), SW_SHOW);
726 
727  CC_EditSetRGB(infoPtr);
728  CC_EditSetHSL(infoPtr);
729  ShowWindow( GetDlgItem( infoPtr->hwndSelf, IDC_COLOR_GRAPH), SW_SHOW);
730  UpdateWindow( GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_GRAPH) );
731 }
732 
733 /***********************************************************************
734  *                           CC_PaintPredefColorArray         [internal]
735  *                Paints the default standard 48 colors
736  */
737 static void CC_PaintPredefColorArray(const CCPRIV *infoPtr, int rows, int cols)
738 {
739  HWND hwnd = GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_PREDEF);
740  RECT rect, blockrect;
741  HDC  hdc;
742  HBRUSH hBrush;
743  int dx, dy, i, j, k;
744 
745  GetClientRect(hwnd, &rect);
746  dx = rect.right / cols;
747  dy = rect.bottom / rows;
748  k = rect.left;
749 
750  hdc = GetDC(hwnd);
751  GetClientRect(hwnd, &rect);
752  hBrush = (HBRUSH)GetClassLongPtrW( hwnd, GCLP_HBRBACKGROUND);
753  if (!hBrush) hBrush = GetSysColorBrush(COLOR_BTNFACE);
754  FillRect(hdc, &rect, hBrush);
755  for ( j = 0; j < rows; j++ )
756  {
757   for ( i = 0; i < cols; i++ )
758   {
759    hBrush = CreateSolidBrush(predefcolors[j][i]);
760    if (hBrush)
761    {
762     blockrect.left = rect.left;
763     blockrect.top = rect.top;
764     blockrect.right = rect.left + dx - DISTANCE;
765     blockrect.bottom = rect.top + dy - DISTANCE;
766     FillRect(hdc, &blockrect, hBrush);
767     DrawEdge(hdc, &blockrect, BDR_SUNKEN, BF_RECT);
768     DeleteObject(hBrush);
769    }
770    rect.left += dx;
771   }
772   rect.top += dy;
773   rect.left = k;
774  }
775  ReleaseDC(hwnd, hdc);
776  if (infoPtr->hwndFocus == hwnd)
777    CC_DrawCurrentFocusRect(infoPtr);
778 }
779 /***********************************************************************
780  *                             CC_PaintUserColorArray         [internal]
781  *               Paint the 16 user-selected colors
782  */
783 static void CC_PaintUserColorArray(const CCPRIV *infoPtr, int rows, int cols)
784 {
785  HWND hwnd = GetDlgItem(infoPtr->hwndSelf, IDC_COLOR_USRDEF);
786  RECT rect, blockrect;
787  HDC  hdc;
788  HBRUSH hBrush;
789  int dx, dy, i, j, k;
790 
791  GetClientRect(hwnd, &rect);
792 
793  dx = rect.right / cols;
794  dy = rect.bottom / rows;
795  k = rect.left;
796 
797  hdc = GetDC(hwnd);
798  if (hdc)
799  {
800   hBrush = (HBRUSH)GetClassLongPtrW( hwnd, GCLP_HBRBACKGROUND);
801   if (!hBrush) hBrush = GetSysColorBrush(COLOR_BTNFACE);
802   FillRect( hdc, &rect, hBrush );
803   for (j = 0; j < rows; j++)
804   {
805    for (i = 0; i < cols; i++)
806    {
807     hBrush = CreateSolidBrush(infoPtr->lpcc->lpCustColors[i+j*cols]);
808     if (hBrush)
809     {
810      blockrect.left = rect.left;
811      blockrect.top = rect.top;
812      blockrect.right = rect.left + dx - DISTANCE;
813      blockrect.bottom = rect.top + dy - DISTANCE;
814      FillRect(hdc, &blockrect, hBrush);
815      DrawEdge(hdc, &blockrect, BDR_SUNKEN, BF_RECT);
816      DeleteObject(hBrush);
817     }
818     rect.left += dx;
819    }
820    rect.top += dy;
821    rect.left = k;
822   }
823   ReleaseDC(hwnd, hdc);
824  }
825  if (infoPtr->hwndFocus == hwnd)
826    CC_DrawCurrentFocusRect(infoPtr);
827 }
828 
829 
830 /***********************************************************************
831  *                             CC_HookCallChk                 [internal]
832  */
833 static BOOL CC_HookCallChk( const CHOOSECOLORW *lpcc )
834 {
835  if (lpcc)
836   if(lpcc->Flags & CC_ENABLEHOOK)
837    if (lpcc->lpfnHook)
838     return TRUE;
839  return FALSE;
840 }
841 
842 /***********************************************************************
843  *                              CC_WMInitDialog                  [internal]
844  */
845 static LRESULT CC_WMInitDialog( HWND hDlg, WPARAM wParam, LPARAM lParam )
846 {
847    CHOOSECOLORW *cc = (CHOOSECOLORW*)lParam;
848    int i, res;
849    int r, g, b;
850    HWND hwnd;
851    RECT rect;
852    POINT point;
853    CCPRIV *lpp;
854 
855    TRACE("WM_INITDIALOG lParam=%08lX\n", lParam);
856 
857    if (cc->lStructSize != sizeof(CHOOSECOLORW))
858    {
859        EndDialog(hDlg, 0);
860        return FALSE;
861    }
862 
863    lpp = heap_alloc_zero(sizeof(*lpp));
864    lpp->lpcc = cc;
865    lpp->hwndSelf = hDlg;
866 
867    SetPropW( hDlg, szColourDialogProp, lpp );
868 
869    if (!(lpp->lpcc->Flags & CC_SHOWHELP))
870       ShowWindow(GetDlgItem(hDlg, pshHelp), SW_HIDE);
871    lpp->msetrgb = RegisterWindowMessageA(SETRGBSTRINGA);
872 
873 #if 0
874    cpos = MAKELONG(5,7); /* init */
875    if (lpp->lpcc->Flags & CC_RGBINIT)
876    {
877      for (i = 0; i < 6; i++)
878        for (j = 0; j < 8; j++)
879         if (predefcolors[i][j] == lpp->lpcc->rgbResult)
880         {
881           cpos = MAKELONG(i,j);
882           goto found;
883         }
884    }
885    found:
886    /* FIXME: Draw_a_focus_rect & set_init_values */
887 #endif
888 
889    GetWindowRect(hDlg, &lpp->fullsize);
890    if (lpp->lpcc->Flags & CC_FULLOPEN || lpp->lpcc->Flags & CC_PREVENTFULLOPEN)
891    {
892       hwnd = GetDlgItem(hDlg, IDC_COLOR_DEFINE);
893       EnableWindow(hwnd, FALSE);
894    }
895    if (!(lpp->lpcc->Flags & CC_FULLOPEN ) || lpp->lpcc->Flags & CC_PREVENTFULLOPEN)
896    {
897       rect = lpp->fullsize;
898       res = rect.bottom - rect.top;
899       hwnd = GetDlgItem(hDlg, IDC_COLOR_GRAPH); /* cut at left border */
900       point.x = point.y = 0;
901       ClientToScreen(hwnd, &point);
902       ScreenToClient(hDlg,&point);
903       GetClientRect(hDlg, &rect);
904       point.x += GetSystemMetrics(SM_CXDLGFRAME);
905       SetWindowPos(hDlg, 0, 0, 0, point.x, res, SWP_NOMOVE|SWP_NOZORDER);
906 
907       for (i = IDC_COLOR_EDIT_H; i <= IDC_COLOR_EDIT_B; i++)
908          ShowWindow( GetDlgItem(hDlg, i), SW_HIDE);
909       for (i = IDC_COLOR_HL; i <= IDC_COLOR_BL; i++)
910          ShowWindow( GetDlgItem(hDlg, i), SW_HIDE);
911       ShowWindow( GetDlgItem(hDlg, IDC_COLOR_RES), SW_HIDE);
912       ShowWindow( GetDlgItem(hDlg, IDC_COLOR_ADD), SW_HIDE);
913       ShowWindow( GetDlgItem(hDlg, IDC_COLOR_GRAPH), SW_HIDE);
914       ShowWindow( GetDlgItem(hDlg, IDC_COLOR_RESULT), SW_HIDE);
915       ShowWindow( GetDlgItem(hDlg, 1090 ), SW_HIDE);
916    }
917    else
918       CC_SwitchToFullSize(lpp, NULL);
919    res = TRUE;
920    for (i = IDC_COLOR_EDIT_H; i <= IDC_COLOR_EDIT_B; i++)
921      SendMessageA( GetDlgItem(hDlg, i), EM_LIMITTEXT, 3, 0);  /* max 3 digits:  xyz  */
922    if (CC_HookCallChk(lpp->lpcc))
923    {
924           res = CallWindowProcA( (WNDPROC)lpp->lpcc->lpfnHook, hDlg, WM_INITDIALOG, wParam, lParam);
925    }
926 
927    /* Set the initial values of the color chooser dialog */
928    r = GetRValue(lpp->lpcc->rgbResult);
929    g = GetGValue(lpp->lpcc->rgbResult);
930    b = GetBValue(lpp->lpcc->rgbResult);
931 
932    CC_PaintSelectedColor(lpp);
933    lpp->h = CC_RGBtoHSL('H', lpp->lpcc->rgbResult);
934    lpp->s = CC_RGBtoHSL('S', lpp->lpcc->rgbResult);
935    lpp->l = CC_RGBtoHSL('L', lpp->lpcc->rgbResult);
936 
937    /* Doing it the long way because CC_EditSetRGB/HSL doesn't seem to work */
938    SetDlgItemInt(hDlg, IDC_COLOR_EDIT_H, lpp->h, TRUE);
939    SetDlgItemInt(hDlg, IDC_COLOR_EDIT_S, lpp->s, TRUE);
940    SetDlgItemInt(hDlg, IDC_COLOR_EDIT_L, lpp->l, TRUE);
941    SetDlgItemInt(hDlg, IDC_COLOR_EDIT_R, r, TRUE);
942    SetDlgItemInt(hDlg, IDC_COLOR_EDIT_G, g, TRUE);
943    SetDlgItemInt(hDlg, IDC_COLOR_EDIT_B, b, TRUE);
944 
945    CC_PaintCross(lpp);
946    CC_PaintTriangle(lpp);
947 
948    return res;
949 }
950 
951 
952 /***********************************************************************
953  *                              CC_WMCommand                  [internal]
954  */
955 static LRESULT CC_WMCommand(CCPRIV *lpp, WPARAM wParam, LPARAM lParam, WORD notifyCode, HWND hwndCtl)
956 {
957     int  r, g, b, i, xx;
958     UINT cokmsg;
959     HDC hdc;
960     COLORREF *cr;
961 
962     TRACE("CC_WMCommand wParam=%lx lParam=%lx\n", wParam, lParam);
963     switch (LOWORD(wParam))
964     {
965         case IDC_COLOR_EDIT_R:  /* edit notify RGB */
966         case IDC_COLOR_EDIT_G:
967         case IDC_COLOR_EDIT_B:
968 	       if (notifyCode == EN_UPDATE && !lpp->updating)
969 			 {
970 			   i = CC_CheckDigitsInEdit(hwndCtl, 255);
971 			   r = GetRValue(lpp->lpcc->rgbResult);
972 			   g = GetGValue(lpp->lpcc->rgbResult);
973 			   b= GetBValue(lpp->lpcc->rgbResult);
974 			   xx = 0;
975 			   switch (LOWORD(wParam))
976 			   {
977 			    case IDC_COLOR_EDIT_R: if ((xx = (i != r))) r = i; break;
978 			    case IDC_COLOR_EDIT_G: if ((xx = (i != g))) g = i; break;
979 			    case IDC_COLOR_EDIT_B: if ((xx = (i != b))) b = i; break;
980 			   }
981 			   if (xx) /* something has changed */
982 			   {
983 			    lpp->lpcc->rgbResult = RGB(r, g, b);
984 			    CC_PaintSelectedColor(lpp);
985 			    lpp->h = CC_RGBtoHSL('H', lpp->lpcc->rgbResult);
986 			    lpp->s = CC_RGBtoHSL('S', lpp->lpcc->rgbResult);
987 			    lpp->l = CC_RGBtoHSL('L', lpp->lpcc->rgbResult);
988 			    CC_EditSetHSL(lpp);
989 			    CC_PaintCross(lpp);
990 			    CC_PaintTriangle(lpp);
991 			   }
992 			 }
993 		 break;
994 
995         case IDC_COLOR_EDIT_H:  /* edit notify HSL */
996         case IDC_COLOR_EDIT_S:
997         case IDC_COLOR_EDIT_L:
998 	       if (notifyCode == EN_UPDATE && !lpp->updating)
999 			 {
1000 			   i = CC_CheckDigitsInEdit(hwndCtl , LOWORD(wParam) == IDC_COLOR_EDIT_H ? 239 : 240);
1001 			   xx = 0;
1002 			   switch (LOWORD(wParam))
1003 			   {
1004 			    case IDC_COLOR_EDIT_H: if ((xx = ( i != lpp->h))) lpp->h = i; break;
1005 			    case IDC_COLOR_EDIT_S: if ((xx = ( i != lpp->s))) lpp->s = i; break;
1006 			    case IDC_COLOR_EDIT_L: if ((xx = ( i != lpp->l))) lpp->l = i; break;
1007 			   }
1008 			   if (xx) /* something has changed */
1009 			   {
1010 			    lpp->lpcc->rgbResult = CC_HSLtoRGB(lpp->h, lpp->s, lpp->l);
1011 			    CC_PaintSelectedColor(lpp);
1012 			    CC_EditSetRGB(lpp);
1013 			    CC_PaintCross(lpp);
1014 			    CC_PaintTriangle(lpp);
1015 			   }
1016 			 }
1017 	       break;
1018 
1019         case IDC_COLOR_DEFINE:
1020                CC_SwitchToFullSize(lpp, &lpp->fullsize);
1021 	       SetFocus( GetDlgItem(lpp->hwndSelf, IDC_COLOR_EDIT_H));
1022 	       break;
1023 
1024         case IDC_COLOR_ADD:    /* add colors ... column by column */
1025                cr = lpp->lpcc->lpCustColors;
1026                cr[(lpp->nextuserdef % 2) * 8 + lpp->nextuserdef / 2] = lpp->lpcc->rgbResult;
1027                if (++lpp->nextuserdef == 16)
1028 		   lpp->nextuserdef = 0;
1029 	       CC_PaintUserColorArray(lpp, 2, 8);
1030 	       break;
1031 
1032         case IDC_COLOR_RES:              /* resulting color */
1033 	       hdc = GetDC(lpp->hwndSelf);
1034 	       lpp->lpcc->rgbResult = GetNearestColor(hdc, lpp->lpcc->rgbResult);
1035 	       ReleaseDC(lpp->hwndSelf, hdc);
1036 	       CC_EditSetRGB(lpp);
1037 	       CC_PaintSelectedColor(lpp);
1038 	       lpp->h = CC_RGBtoHSL('H', lpp->lpcc->rgbResult);
1039 	       lpp->s = CC_RGBtoHSL('S', lpp->lpcc->rgbResult);
1040 	       lpp->l = CC_RGBtoHSL('L', lpp->lpcc->rgbResult);
1041 	       CC_EditSetHSL(lpp);
1042 	       CC_PaintCross(lpp);
1043 	       CC_PaintTriangle(lpp);
1044 	       break;
1045 
1046 	  case pshHelp:           /* Help! */ /* The Beatles, 1965  ;-) */
1047 	       i = RegisterWindowMessageA(HELPMSGSTRINGA);
1048                    if (lpp->lpcc->hwndOwner)
1049 		       SendMessageA(lpp->lpcc->hwndOwner, i, 0, (LPARAM)lpp->lpcc);
1050                    if ( CC_HookCallChk(lpp->lpcc))
1051 		       CallWindowProcA( (WNDPROC) lpp->lpcc->lpfnHook, lpp->hwndSelf,
1052 		          WM_COMMAND, psh15, (LPARAM)lpp->lpcc);
1053 	       break;
1054 
1055           case IDOK :
1056 		cokmsg = RegisterWindowMessageA(COLOROKSTRINGA);
1057 		    if (lpp->lpcc->hwndOwner)
1058 			if (SendMessageA(lpp->lpcc->hwndOwner, cokmsg, 0, (LPARAM)lpp->lpcc))
1059 			break;    /* do NOT close */
1060 		EndDialog(lpp->hwndSelf, 1) ;
1061 		return TRUE ;
1062 
1063 	  case IDCANCEL :
1064 		EndDialog(lpp->hwndSelf, 0) ;
1065 		return TRUE ;
1066 
1067        }
1068        return FALSE;
1069 }
1070 
1071 /***********************************************************************
1072  *                              CC_WMPaint                    [internal]
1073  */
1074 static LRESULT CC_WMPaint( CCPRIV *lpp )
1075 {
1076     PAINTSTRUCT ps;
1077 
1078     BeginPaint(lpp->hwndSelf, &ps);
1079     /* we have to paint dialog children except text and buttons */
1080     CC_PaintPredefColorArray(lpp, 6, 8);
1081     CC_PaintUserColorArray(lpp, 2, 8);
1082     CC_PaintLumBar(lpp);
1083     CC_PaintTriangle(lpp);
1084     CC_PaintSelectedColor(lpp);
1085     CC_PaintColorGraph(lpp);
1086     CC_PaintCross(lpp);
1087     EndPaint(lpp->hwndSelf, &ps);
1088 
1089     return TRUE;
1090 }
1091 
1092 /***********************************************************************
1093  *                              CC_WMLButtonUp              [internal]
1094  */
1095 static LRESULT CC_WMLButtonUp( CCPRIV *infoPtr )
1096 {
1097    if (infoPtr->capturedGraph)
1098    {
1099        infoPtr->capturedGraph = 0;
1100        ReleaseCapture();
1101        CC_PaintCross(infoPtr);
1102        return 1;
1103    }
1104    return 0;
1105 }
1106 
1107 /***********************************************************************
1108  *                              CC_WMMouseMove              [internal]
1109  */
1110 static LRESULT CC_WMMouseMove( CCPRIV *infoPtr, LPARAM lParam )
1111 {
1112    if (infoPtr->capturedGraph)
1113    {
1114       int *ptrh = NULL, *ptrs = &infoPtr->l;
1115       if (infoPtr->capturedGraph == IDC_COLOR_GRAPH)
1116       {
1117           ptrh = &infoPtr->h;
1118           ptrs = &infoPtr->s;
1119       }
1120       if (CC_MouseCheckColorGraph( infoPtr->hwndSelf, infoPtr->capturedGraph, ptrh, ptrs, lParam))
1121       {
1122           infoPtr->lpcc->rgbResult = CC_HSLtoRGB(infoPtr->h, infoPtr->s, infoPtr->l);
1123           CC_EditSetRGB(infoPtr);
1124           CC_EditSetHSL(infoPtr);
1125           CC_PaintCross(infoPtr);
1126           CC_PaintTriangle(infoPtr);
1127           CC_PaintSelectedColor(infoPtr);
1128       }
1129       else
1130       {
1131           ReleaseCapture();
1132           infoPtr->capturedGraph = 0;
1133       }
1134       return 1;
1135    }
1136    return 0;
1137 }
1138 
1139 /***********************************************************************
1140  *                              CC_WMLButtonDown              [internal]
1141  */
1142 static LRESULT CC_WMLButtonDown( CCPRIV *infoPtr, LPARAM lParam )
1143 {
1144    int i = 0;
1145 
1146    if (CC_MouseCheckPredefColorArray(infoPtr, 6, 8, lParam))
1147       i = 1;
1148    else
1149       if (CC_MouseCheckUserColorArray(infoPtr, 2, 8, lParam))
1150          i = 1;
1151       else
1152 	 if (CC_MouseCheckColorGraph(infoPtr->hwndSelf, IDC_COLOR_GRAPH, &infoPtr->h, &infoPtr->s, lParam))
1153          {
1154 	    i = 2;
1155             infoPtr->capturedGraph = IDC_COLOR_GRAPH;
1156          }
1157 	 else
1158 	    if (CC_MouseCheckColorGraph(infoPtr->hwndSelf, IDC_COLOR_LUMBAR, NULL, &infoPtr->l, lParam))
1159             {
1160 	       i = 2;
1161                infoPtr->capturedGraph = IDC_COLOR_LUMBAR;
1162             }
1163    if ( i == 2 )
1164    {
1165       SetCapture(infoPtr->hwndSelf);
1166       infoPtr->lpcc->rgbResult = CC_HSLtoRGB(infoPtr->h, infoPtr->s, infoPtr->l);
1167    }
1168    if ( i == 1 )
1169    {
1170       infoPtr->h = CC_RGBtoHSL('H', infoPtr->lpcc->rgbResult);
1171       infoPtr->s = CC_RGBtoHSL('S', infoPtr->lpcc->rgbResult);
1172       infoPtr->l = CC_RGBtoHSL('L', infoPtr->lpcc->rgbResult);
1173    }
1174    if (i)
1175    {
1176       CC_EditSetRGB(infoPtr);
1177       CC_EditSetHSL(infoPtr);
1178       CC_PaintCross(infoPtr);
1179       CC_PaintTriangle(infoPtr);
1180       CC_PaintSelectedColor(infoPtr);
1181       return TRUE;
1182    }
1183    return FALSE;
1184 }
1185 
1186 /***********************************************************************
1187  *           ColorDlgProc32 [internal]
1188  *
1189  */
1190 static INT_PTR CALLBACK ColorDlgProc( HWND hDlg, UINT message,
1191                                    WPARAM wParam, LPARAM lParam )
1192 {
1193 
1194  int res;
1195  CCPRIV *lpp = GetPropW( hDlg, szColourDialogProp );
1196 
1197  if (message != WM_INITDIALOG)
1198  {
1199   if (!lpp)
1200      return FALSE;
1201   res = 0;
1202   if (CC_HookCallChk(lpp->lpcc))
1203      res = CallWindowProcA( (WNDPROC)lpp->lpcc->lpfnHook, hDlg, message, wParam, lParam);
1204   if ( res )
1205      return res;
1206  }
1207 
1208  /* FIXME: SetRGB message
1209  if (message && message == msetrgb)
1210     return HandleSetRGB(hDlg, lParam);
1211  */
1212 
1213  switch (message)
1214 	{
1215 	  case WM_INITDIALOG:
1216 	                return CC_WMInitDialog(hDlg, wParam, lParam);
1217 	  case WM_NCDESTROY:
1218 	                DeleteDC(lpp->hdcMem);
1219 	                DeleteObject(lpp->hbmMem);
1220                         heap_free(lpp);
1221                         RemovePropW( hDlg, szColourDialogProp );
1222 	                break;
1223 	  case WM_COMMAND:
1224 	                if (CC_WMCommand(lpp, wParam, lParam, HIWORD(wParam), (HWND) lParam))
1225 	                   return TRUE;
1226 	                break;
1227 	  case WM_PAINT:
1228 	                if (CC_WMPaint(lpp))
1229 	                   return TRUE;
1230 	                break;
1231 	  case WM_LBUTTONDBLCLK:
1232 	                if (CC_MouseCheckResultWindow(hDlg, lParam))
1233 			  return TRUE;
1234 			break;
1235 	  case WM_MOUSEMOVE:
1236 	                if (CC_WMMouseMove(lpp, lParam))
1237 			  return TRUE;
1238 			break;
1239 	  case WM_LBUTTONUP:  /* FIXME: ClipCursor off (if in color graph)*/
1240                         if (CC_WMLButtonUp(lpp))
1241                            return TRUE;
1242 			break;
1243 	  case WM_LBUTTONDOWN:/* FIXME: ClipCursor on  (if in color graph)*/
1244 	                if (CC_WMLButtonDown(lpp, lParam))
1245 	                   return TRUE;
1246 	                break;
1247 	}
1248      return FALSE ;
1249 }
1250 
1251 /***********************************************************************
1252  *            ChooseColorW  (COMDLG32.@)
1253  *
1254  * Create a color dialog box.
1255  *
1256  * PARAMS
1257  *  lpChCol [I/O] in:  information to initialize the dialog box.
1258  *                out: User's color selection
1259  *
1260  * RETURNS
1261  *  TRUE:  Ok button clicked.
1262  *  FALSE: Cancel button clicked, or error.
1263  */
1264 BOOL WINAPI ChooseColorW( CHOOSECOLORW *lpChCol )
1265 {
1266     HANDLE hDlgTmpl = 0;
1267     const void *template;
1268 
1269     TRACE("(%p)\n", lpChCol);
1270 
1271     if (!lpChCol) return FALSE;
1272 
1273     if (lpChCol->Flags & CC_ENABLETEMPLATEHANDLE)
1274     {
1275         if (!(template = LockResource(lpChCol->hInstance)))
1276         {
1277             COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
1278             return FALSE;
1279         }
1280     }
1281     else if (lpChCol->Flags & CC_ENABLETEMPLATE)
1282     {
1283 	HRSRC hResInfo;
1284         if (!(hResInfo = FindResourceW((HINSTANCE)lpChCol->hInstance,
1285                                         lpChCol->lpTemplateName,
1286                                         (LPWSTR)RT_DIALOG)))
1287         {
1288             COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
1289             return FALSE;
1290         }
1291         if (!(hDlgTmpl = LoadResource((HINSTANCE)lpChCol->hInstance, hResInfo)) ||
1292             !(template = LockResource(hDlgTmpl)))
1293         {
1294             COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
1295             return FALSE;
1296         }
1297     }
1298     else
1299     {
1300 	HRSRC hResInfo;
1301 	HGLOBAL hDlgTmpl;
1302 	static const WCHAR wszCHOOSE_COLOR[] = {'C','H','O','O','S','E','_','C','O','L','O','R',0};
1303 	if (!(hResInfo = FindResourceW(COMDLG32_hInstance, wszCHOOSE_COLOR, (LPWSTR)RT_DIALOG)))
1304 	{
1305 	    COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
1306 	    return FALSE;
1307 	}
1308 	if (!(hDlgTmpl = LoadResource(COMDLG32_hInstance, hResInfo )) ||
1309 	    !(template = LockResource(hDlgTmpl)))
1310 	{
1311 	    COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
1312 	    return FALSE;
1313 	}
1314     }
1315 
1316     return DialogBoxIndirectParamW(COMDLG32_hInstance, template, lpChCol->hwndOwner,
1317                      ColorDlgProc, (LPARAM)lpChCol);
1318 }
1319 
1320 /***********************************************************************
1321  *            ChooseColorA  (COMDLG32.@)
1322  *
1323  * See ChooseColorW.
1324  */
1325 BOOL WINAPI ChooseColorA( LPCHOOSECOLORA lpChCol )
1326 
1327 {
1328   LPWSTR template_name = NULL;
1329   BOOL ret;
1330 
1331   CHOOSECOLORW *lpcc = heap_alloc_zero(sizeof(*lpcc));
1332   lpcc->lStructSize = sizeof(*lpcc);
1333   lpcc->hwndOwner = lpChCol->hwndOwner;
1334   lpcc->hInstance = lpChCol->hInstance;
1335   lpcc->rgbResult = lpChCol->rgbResult;
1336   lpcc->lpCustColors = lpChCol->lpCustColors;
1337   lpcc->Flags = lpChCol->Flags;
1338   lpcc->lCustData = lpChCol->lCustData;
1339   lpcc->lpfnHook = lpChCol->lpfnHook;
1340   if ((lpcc->Flags & CC_ENABLETEMPLATE) && (lpChCol->lpTemplateName)) {
1341       if (!IS_INTRESOURCE(lpChCol->lpTemplateName)) {
1342 	  INT len = MultiByteToWideChar( CP_ACP, 0, lpChCol->lpTemplateName, -1, NULL, 0);
1343           template_name = heap_alloc( len * sizeof(WCHAR) );
1344           MultiByteToWideChar( CP_ACP, 0, lpChCol->lpTemplateName, -1, template_name, len );
1345           lpcc->lpTemplateName = template_name;
1346       } else {
1347 	  lpcc->lpTemplateName = (LPCWSTR)lpChCol->lpTemplateName;
1348       }
1349   }
1350 
1351   ret = ChooseColorW(lpcc);
1352 
1353   if (ret)
1354       lpChCol->rgbResult = lpcc->rgbResult;
1355 
1356   heap_free(template_name);
1357   heap_free(lpcc);
1358   return ret;
1359 }
1360