[COMDLG32]
[reactos.git] / reactos / dll / win32 / comdlg32 / colordlg.c
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 <ctype.h>
27 #include <stdlib.h>
28 #include <stdarg.h>
29 #include <stdio.h>
30 #include <string.h>
31 #include "windef.h"
32 #include "winbase.h"
33 #include "wingdi.h"
34 #include "winuser.h"
35 #include "commdlg.h"
36 #include "dlgs.h"
37 #include "wine/debug.h"
38 #include "cderr.h"
39 #include "cdlg.h"
40
41 WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
42
43 static INT_PTR CALLBACK ColorDlgProc( HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam );
44
45 #define CONV_LPARAMTOPOINT(lp,p) do { (p)->x = (short)LOWORD(lp); (p)->y = (short)HIWORD(lp); } while(0)
46
47 static const COLORREF predefcolors[6][8]=
48 {
49 { 0x008080FFL, 0x0080FFFFL, 0x0080FF80L, 0x0080FF00L,
50 0x00FFFF80L, 0x00FF8000L, 0x00C080FFL, 0x00FF80FFL },
51 { 0x000000FFL, 0x0000FFFFL, 0x0000FF80L, 0x0040FF00L,
52 0x00FFFF00L, 0x00C08000L, 0x00C08080L, 0x00FF00FFL },
53
54 { 0x00404080L, 0x004080FFL, 0x0000FF00L, 0x00808000L,
55 0x00804000L, 0x00FF8080L, 0x00400080L, 0x008000FFL },
56 { 0x00000080L, 0x000080FFL, 0x00008000L, 0x00408000L,
57 0x00FF0000L, 0x00A00000L, 0x00800080L, 0x00FF0080L },
58
59 { 0x00000040L, 0x00004080L, 0x00004000L, 0x00404000L,
60 0x00800000L, 0x00400000L, 0x00400040L, 0x00800040L },
61 { 0x00000000L, 0x00008080L, 0x00408080L, 0x00808080L,
62 0x00808040L, 0x00C0C0C0L, 0x00400040L, 0x00FFFFFFL },
63 };
64
65 static const WCHAR szColourDialogProp[] = {
66 'c','o','l','o','u','r','d','i','a','l','o','g','p','r','o','p',0 };
67
68 /* Chose Color PRIVATE Structure:
69 *
70 * This structure is duplicated in the 16 bit code with
71 * an extra member
72 */
73
74 typedef struct CCPRIVATE
75 {
76 LPCHOOSECOLORW lpcc; /* points to public known data structure */
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, *LPCCPRIV;
92
93 /***********************************************************************
94 * CC_HSLtoRGB [internal]
95 */
96 static int CC_HSLtoRGB(char c, int hue, int sat, int lum)
97 {
98 int res = 0, maxrgb;
99
100 /* hue */
101 switch(c)
102 {
103 case 'R': if (hue > 80) hue -= 80; else hue += 160; break;
104 case 'G': if (hue > 160) hue -= 160; else hue += 80; break;
105 case 'B': break;
106 }
107
108 /* l below 120 */
109 maxrgb = (256 * min(120,lum)) / 120; /* 0 .. 256 */
110 if (hue < 80)
111 res = 0;
112 else
113 if (hue < 120)
114 {
115 res = (hue - 80) * maxrgb; /* 0...10240 */
116 res /= 40; /* 0...256 */
117 }
118 else
119 if (hue < 200)
120 res = maxrgb;
121 else
122 {
123 res= (240 - hue) * maxrgb;
124 res /= 40;
125 }
126 res = res - maxrgb / 2; /* -128...128 */
127
128 /* saturation */
129 res = maxrgb / 2 + (sat * res) / 240; /* 0..256 */
130
131 /* lum above 120 */
132 if (lum > 120 && res < 256)
133 res += ((lum - 120) * (256 - res)) / 120;
134
135 return min(res, 255);
136 }
137
138 /***********************************************************************
139 * CC_RGBtoHSL [internal]
140 */
141 static int CC_RGBtoHSL(char c, int r, int g, int b)
142 {
143 WORD maxi, mini, mmsum, mmdif, result = 0;
144 int iresult = 0;
145
146 maxi = max(r, b);
147 maxi = max(maxi, g);
148 mini = min(r, b);
149 mini = min(mini, g);
150
151 mmsum = maxi + mini;
152 mmdif = maxi - mini;
153
154 switch(c)
155 {
156 /* lum */
157 case 'L': mmsum *= 120; /* 0...61200=(255+255)*120 */
158 result = mmsum / 255; /* 0...240 */
159 break;
160 /* saturation */
161 case 'S': if (!mmsum)
162 result = 0;
163 else
164 if (!mini || maxi == 255)
165 result = 240;
166 else
167 {
168 result = mmdif * 240; /* 0...61200=255*240 */
169 result /= (mmsum > 255 ? 510 - mmsum : mmsum); /* 0..255 */
170 }
171 break;
172 /* hue */
173 case 'H': if (!mmdif)
174 result = 160;
175 else
176 {
177 if (maxi == r)
178 {
179 iresult = 40 * (g - b); /* -10200 ... 10200 */
180 iresult /= (int) mmdif; /* -40 .. 40 */
181 if (iresult < 0)
182 iresult += 240; /* 0..40 and 200..240 */
183 }
184 else
185 if (maxi == g)
186 {
187 iresult = 40 * (b - r);
188 iresult /= (int) mmdif;
189 iresult += 80; /* 40 .. 120 */
190 }
191 else
192 if (maxi == b)
193 {
194 iresult = 40 * (r - g);
195 iresult /= (int) mmdif;
196 iresult += 160; /* 120 .. 200 */
197 }
198 result = iresult;
199 }
200 break;
201 }
202 return result; /* is this integer arithmetic precise enough ? */
203 }
204
205
206 /***********************************************************************
207 * CC_DrawCurrentFocusRect [internal]
208 */
209 static void CC_DrawCurrentFocusRect( const CCPRIV *lpp )
210 {
211 if (lpp->hwndFocus)
212 {
213 HDC hdc = GetDC(lpp->hwndFocus);
214 DrawFocusRect(hdc, &lpp->focusRect);
215 ReleaseDC(lpp->hwndFocus, hdc);
216 }
217 }
218
219 /***********************************************************************
220 * CC_DrawFocusRect [internal]
221 */
222 static void CC_DrawFocusRect( LPCCPRIV lpp, HWND hwnd, int x, int y, int rows, int cols)
223 {
224 RECT rect;
225 int dx, dy;
226 HDC hdc;
227
228 CC_DrawCurrentFocusRect(lpp); /* remove current focus rect */
229 /* calculate new rect */
230 GetClientRect(hwnd, &rect);
231 dx = (rect.right - rect.left) / cols;
232 dy = (rect.bottom - rect.top) / rows;
233 rect.left += (x * dx) - 2;
234 rect.top += (y * dy) - 2;
235 rect.right = rect.left + dx;
236 rect.bottom = rect.top + dy;
237 /* draw it */
238 hdc = GetDC(hwnd);
239 DrawFocusRect(hdc, &rect);
240 CopyRect(&lpp->focusRect, &rect);
241 lpp->hwndFocus = hwnd;
242 ReleaseDC(hwnd, hdc);
243 }
244
245 #define DISTANCE 4
246
247 /***********************************************************************
248 * CC_MouseCheckPredefColorArray [internal]
249 * returns 1 if one of the predefined colors is clicked
250 */
251 static int CC_MouseCheckPredefColorArray( LPCCPRIV lpp, HWND hDlg, int dlgitem, int rows, int cols,
252 LPARAM lParam )
253 {
254 HWND hwnd;
255 POINT point;
256 RECT rect;
257 int dx, dy, x, y;
258
259 CONV_LPARAMTOPOINT(lParam, &point);
260 ClientToScreen(hDlg, &point);
261 hwnd = GetDlgItem(hDlg, dlgitem);
262 GetWindowRect(hwnd, &rect);
263 if (PtInRect(&rect, point))
264 {
265 dx = (rect.right - rect.left) / cols;
266 dy = (rect.bottom - rect.top) / rows;
267 ScreenToClient(hwnd, &point);
268
269 if (point.x % dx < ( dx - DISTANCE) && point.y % dy < ( dy - DISTANCE))
270 {
271 x = point.x / dx;
272 y = point.y / dy;
273 lpp->lpcc->rgbResult = predefcolors[y][x];
274 CC_DrawFocusRect(lpp, hwnd, x, y, rows, cols);
275 return 1;
276 }
277 }
278 return 0;
279 }
280
281 /***********************************************************************
282 * CC_MouseCheckUserColorArray [internal]
283 * return 1 if the user clicked a color
284 */
285 static int CC_MouseCheckUserColorArray( LPCCPRIV lpp, HWND hDlg, int dlgitem, int rows, int cols,
286 LPARAM lParam )
287 {
288 HWND hwnd;
289 POINT point;
290 RECT rect;
291 int dx, dy, x, y;
292 COLORREF *crarr = lpp->lpcc->lpCustColors;
293
294 CONV_LPARAMTOPOINT(lParam, &point);
295 ClientToScreen(hDlg, &point);
296 hwnd = GetDlgItem(hDlg, dlgitem);
297 GetWindowRect(hwnd, &rect);
298 if (PtInRect(&rect, point))
299 {
300 dx = (rect.right - rect.left) / cols;
301 dy = (rect.bottom - rect.top) / rows;
302 ScreenToClient(hwnd, &point);
303
304 if (point.x % dx < (dx - DISTANCE) && point.y % dy < (dy - DISTANCE))
305 {
306 x = point.x / dx;
307 y = point.y / dy;
308 lpp->lpcc->rgbResult = crarr[x + (cols * y) ];
309 CC_DrawFocusRect(lpp, hwnd, x, y, rows, cols);
310 return 1;
311 }
312 }
313 return 0;
314 }
315
316 #define MAXVERT 240
317 #define MAXHORI 239
318
319 /* 240 ^...... ^^ 240
320 | . ||
321 SAT | . || LUM
322 | . ||
323 +-----> 239 ----
324 HUE
325 */
326 /***********************************************************************
327 * CC_MouseCheckColorGraph [internal]
328 */
329 static int CC_MouseCheckColorGraph( HWND hDlg, int dlgitem, int *hori, int *vert, LPARAM lParam )
330 {
331 HWND hwnd;
332 POINT point;
333 RECT rect;
334 long x,y;
335
336 CONV_LPARAMTOPOINT(lParam, &point);
337 ClientToScreen(hDlg, &point);
338 hwnd = GetDlgItem( hDlg, dlgitem );
339 GetWindowRect(hwnd, &rect);
340
341 if (!PtInRect(&rect, point))
342 return 0;
343
344 GetClientRect(hwnd, &rect);
345 ScreenToClient(hwnd, &point);
346
347 x = (long) point.x * MAXHORI;
348 x /= rect.right;
349 y = (long) (rect.bottom - point.y) * MAXVERT;
350 y /= rect.bottom;
351
352 if (x < 0) x = 0;
353 if (y < 0) y = 0;
354 if (x > MAXHORI) x = MAXHORI;
355 if (y > MAXVERT) y = MAXVERT;
356
357 if (hori)
358 *hori = x;
359 if (vert)
360 *vert = y;
361
362 return 1;
363 }
364 /***********************************************************************
365 * CC_MouseCheckResultWindow [internal]
366 * test if double click one of the result colors
367 */
368 static int CC_MouseCheckResultWindow( HWND hDlg, LPARAM lParam )
369 {
370 HWND hwnd;
371 POINT point;
372 RECT rect;
373
374 CONV_LPARAMTOPOINT(lParam, &point);
375 ClientToScreen(hDlg, &point);
376 hwnd = GetDlgItem(hDlg, 0x2c5);
377 GetWindowRect(hwnd, &rect);
378 if (PtInRect(&rect, point))
379 {
380 PostMessageA(hDlg, WM_COMMAND, 0x2c9, 0);
381 return 1;
382 }
383 return 0;
384 }
385
386 /***********************************************************************
387 * CC_CheckDigitsInEdit [internal]
388 */
389 static int CC_CheckDigitsInEdit( HWND hwnd, int maxval )
390 {
391 int i, k, m, result, value;
392 long editpos;
393 char buffer[30];
394
395 GetWindowTextA(hwnd, buffer, sizeof(buffer));
396 m = strlen(buffer);
397 result = 0;
398
399 for (i = 0 ; i < m ; i++)
400 if (buffer[i] < '0' || buffer[i] > '9')
401 {
402 for (k = i + 1; k <= m; k++) /* delete bad character */
403 {
404 buffer[i] = buffer[k];
405 m--;
406 }
407 buffer[m] = 0;
408 result = 1;
409 }
410
411 value = atoi(buffer);
412 if (value > maxval) /* build a new string */
413 {
414 sprintf(buffer, "%d", maxval);
415 result = 2;
416 }
417 if (result)
418 {
419 editpos = SendMessageA(hwnd, EM_GETSEL, 0, 0);
420 SetWindowTextA(hwnd, buffer );
421 SendMessageA(hwnd, EM_SETSEL, 0, editpos);
422 }
423 return value;
424 }
425
426
427
428 /***********************************************************************
429 * CC_PaintSelectedColor [internal]
430 */
431 static void CC_PaintSelectedColor( HWND hDlg, COLORREF cr )
432 {
433 RECT rect;
434 HDC hdc;
435 HBRUSH hBrush;
436 HWND hwnd = GetDlgItem(hDlg, 0x2c5);
437 if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
438 {
439 hdc = GetDC(hwnd);
440 GetClientRect(hwnd, &rect) ;
441 hBrush = CreateSolidBrush(cr);
442 if (hBrush)
443 {
444 FillRect(hdc, &rect, hBrush);
445 DrawEdge(hdc, &rect, BDR_SUNKENOUTER, BF_RECT);
446 DeleteObject(hBrush);
447 }
448 ReleaseDC(hwnd, hdc);
449 }
450 }
451
452 /***********************************************************************
453 * CC_PaintTriangle [internal]
454 */
455 static void CC_PaintTriangle( HWND hDlg, int y)
456 {
457 HDC hDC;
458 long temp;
459 int w = LOWORD(GetDialogBaseUnits()) / 2;
460 POINT points[3];
461 int height;
462 int oben;
463 RECT rect;
464 HBRUSH hbr;
465 HWND hwnd = GetDlgItem(hDlg, 0x2be);
466 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
467
468 if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6))) /* if full size */
469 {
470 GetClientRect(hwnd, &rect);
471 height = rect.bottom;
472 hDC = GetDC(hDlg);
473 points[0].y = rect.top;
474 points[0].x = rect.right; /* | /| */
475 ClientToScreen(hwnd, points); /* | / | */
476 ScreenToClient(hDlg, points); /* |< | */
477 oben = points[0].y; /* | \ | */
478 /* | \| */
479 temp = (long)height * (long)y;
480 points[0].x += 1;
481 points[0].y = oben + height - temp / (long)MAXVERT;
482 points[1].y = points[0].y + w;
483 points[2].y = points[0].y - w;
484 points[2].x = points[1].x = points[0].x + w;
485
486 hbr = (HBRUSH)GetClassLongPtrW( hwnd, GCLP_HBRBACKGROUND);
487 if (!hbr) hbr = GetSysColorBrush(COLOR_BTNFACE);
488 FillRect(hDC, &lpp->old3angle, hbr);
489 lpp->old3angle.left = points[0].x;
490 lpp->old3angle.right = points[1].x + 1;
491 lpp->old3angle.top = points[2].y - 1;
492 lpp->old3angle.bottom= points[1].y + 1;
493
494 hbr = SelectObject(hDC, GetStockObject(BLACK_BRUSH));
495 Polygon(hDC, points, 3);
496 SelectObject(hDC, hbr);
497
498 ReleaseDC(hDlg, hDC);
499 }
500 }
501
502
503 /***********************************************************************
504 * CC_PaintCross [internal]
505 */
506 static void CC_PaintCross( HWND hDlg, int x, int y)
507 {
508 HDC hDC;
509 int w = GetDialogBaseUnits() - 1;
510 int wc = GetDialogBaseUnits() * 3 / 4;
511 HWND hwnd = GetDlgItem(hDlg, 0x2c6);
512 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
513 RECT rect;
514 POINT point, p;
515 HPEN hPen;
516
517 if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
518 {
519 GetClientRect(hwnd, &rect);
520 hDC = GetDC(hwnd);
521 SelectClipRgn( hDC, CreateRectRgnIndirect(&rect));
522
523 point.x = ((long)rect.right * (long)x) / (long)MAXHORI;
524 point.y = rect.bottom - ((long)rect.bottom * (long)y) / (long)MAXVERT;
525 if ( lpp->oldcross.left != lpp->oldcross.right )
526 BitBlt(hDC, lpp->oldcross.left, lpp->oldcross.top,
527 lpp->oldcross.right - lpp->oldcross.left,
528 lpp->oldcross.bottom - lpp->oldcross.top,
529 lpp->hdcMem, lpp->oldcross.left, lpp->oldcross.top, SRCCOPY);
530 lpp->oldcross.left = point.x - w - 1;
531 lpp->oldcross.right = point.x + w + 1;
532 lpp->oldcross.top = point.y - w - 1;
533 lpp->oldcross.bottom = point.y + w + 1;
534
535 hPen = CreatePen(PS_SOLID, 3, 0x000000); /* -black- color */
536 hPen = SelectObject(hDC, hPen);
537 MoveToEx(hDC, point.x - w, point.y, &p);
538 LineTo(hDC, point.x - wc, point.y);
539 MoveToEx(hDC, point.x + wc, point.y, &p);
540 LineTo(hDC, point.x + w, point.y);
541 MoveToEx(hDC, point.x, point.y - w, &p);
542 LineTo(hDC, point.x, point.y - wc);
543 MoveToEx(hDC, point.x, point.y + wc, &p);
544 LineTo(hDC, point.x, point.y + w);
545 DeleteObject( SelectObject(hDC, hPen));
546
547 ReleaseDC(hwnd, hDC);
548 }
549 }
550
551
552 #define XSTEPS 48
553 #define YSTEPS 24
554
555
556 /***********************************************************************
557 * CC_PrepareColorGraph [internal]
558 */
559 static void CC_PrepareColorGraph( HWND hDlg )
560 {
561 int sdif, hdif, xdif, ydif, r, g, b, hue, sat;
562 HWND hwnd = GetDlgItem(hDlg, 0x2c6);
563 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
564 HBRUSH hbrush;
565 HDC hdc ;
566 RECT rect, client;
567 HCURSOR hcursor = SetCursor( LoadCursorW(0, (LPCWSTR)IDC_WAIT) );
568
569 GetClientRect(hwnd, &client);
570 hdc = GetDC(hwnd);
571 lpp->hdcMem = CreateCompatibleDC(hdc);
572 lpp->hbmMem = CreateCompatibleBitmap(hdc, client.right, client.bottom);
573 SelectObject(lpp->hdcMem, lpp->hbmMem);
574
575 xdif = client.right / XSTEPS;
576 ydif = client.bottom / YSTEPS+1;
577 hdif = 239 / XSTEPS;
578 sdif = 240 / YSTEPS;
579 for (rect.left = hue = 0; hue < 239 + hdif; hue += hdif)
580 {
581 rect.right = rect.left + xdif;
582 rect.bottom = client.bottom;
583 for(sat = 0; sat < 240 + sdif; sat += sdif)
584 {
585 rect.top = rect.bottom - ydif;
586 r = CC_HSLtoRGB('R', hue, sat, 120);
587 g = CC_HSLtoRGB('G', hue, sat, 120);
588 b = CC_HSLtoRGB('B', hue, sat, 120);
589 hbrush = CreateSolidBrush( RGB(r, g, b));
590 FillRect(lpp->hdcMem, &rect, hbrush);
591 DeleteObject(hbrush);
592 rect.bottom = rect.top;
593 }
594 rect.left = rect.right;
595 }
596 ReleaseDC(hwnd, hdc);
597 SetCursor(hcursor);
598 }
599
600 /***********************************************************************
601 * CC_PaintColorGraph [internal]
602 */
603 static void CC_PaintColorGraph( HWND hDlg )
604 {
605 HWND hwnd = GetDlgItem( hDlg, 0x2c6 );
606 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
607 HDC hDC;
608 RECT rect;
609 if (IsWindowVisible(hwnd)) /* if full size */
610 {
611 if (!lpp->hdcMem)
612 CC_PrepareColorGraph(hDlg); /* should not be necessary */
613
614 hDC = GetDC(hwnd);
615 GetClientRect(hwnd, &rect);
616 if (lpp->hdcMem)
617 BitBlt(hDC, 0, 0, rect.right, rect.bottom, lpp->hdcMem, 0, 0, SRCCOPY);
618 else
619 WARN("choose color: hdcMem is not defined\n");
620 ReleaseDC(hwnd, hDC);
621 }
622 }
623
624 /***********************************************************************
625 * CC_PaintLumBar [internal]
626 */
627 static void CC_PaintLumBar( HWND hDlg, int hue, int sat )
628 {
629 HWND hwnd = GetDlgItem(hDlg, 0x2be);
630 RECT rect, client;
631 int lum, ldif, ydif, r, g, b;
632 HBRUSH hbrush;
633 HDC hDC;
634
635 if (IsWindowVisible(hwnd))
636 {
637 hDC = GetDC(hwnd);
638 GetClientRect(hwnd, &client);
639 rect = client;
640
641 ldif = 240 / YSTEPS;
642 ydif = client.bottom / YSTEPS+1;
643 for (lum = 0; lum < 240 + ldif; lum += ldif)
644 {
645 rect.top = max(0, rect.bottom - ydif);
646 r = CC_HSLtoRGB('R', hue, sat, lum);
647 g = CC_HSLtoRGB('G', hue, sat, lum);
648 b = CC_HSLtoRGB('B', hue, sat, lum);
649 hbrush = CreateSolidBrush( RGB(r, g, b) );
650 FillRect(hDC, &rect, hbrush);
651 DeleteObject(hbrush);
652 rect.bottom = rect.top;
653 }
654 GetClientRect(hwnd, &rect);
655 DrawEdge(hDC, &rect, BDR_SUNKENOUTER, BF_RECT);
656 ReleaseDC(hwnd, hDC);
657 }
658 }
659
660 /***********************************************************************
661 * CC_EditSetRGB [internal]
662 */
663 static void CC_EditSetRGB( HWND hDlg, COLORREF cr )
664 {
665 char buffer[10];
666 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
667 int r = GetRValue(cr);
668 int g = GetGValue(cr);
669 int b = GetBValue(cr);
670 if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
671 {
672 lpp->updating = TRUE;
673 sprintf(buffer, "%d", r);
674 SetWindowTextA( GetDlgItem(hDlg, 0x2c2), buffer);
675 sprintf(buffer, "%d", g);
676 SetWindowTextA( GetDlgItem(hDlg, 0x2c3), buffer);
677 sprintf( buffer, "%d", b );
678 SetWindowTextA( GetDlgItem(hDlg, 0x2c4),buffer);
679 lpp->updating = FALSE;
680 }
681 }
682
683 /***********************************************************************
684 * CC_EditSetHSL [internal]
685 */
686 static void CC_EditSetHSL( HWND hDlg, int h, int s, int l )
687 {
688 char buffer[10];
689 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
690
691 if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
692 {
693 lpp->updating = TRUE;
694 sprintf(buffer, "%d", h);
695 SetWindowTextA( GetDlgItem(hDlg, 0x2bf), buffer);
696 sprintf(buffer, "%d", s);
697 SetWindowTextA( GetDlgItem(hDlg, 0x2c0), buffer);
698 sprintf(buffer, "%d", l);
699 SetWindowTextA( GetDlgItem(hDlg, 0x2c1), buffer);
700 lpp->updating = FALSE;
701 }
702 CC_PaintLumBar(hDlg, h, s);
703 }
704
705 /***********************************************************************
706 * CC_SwitchToFullSize [internal]
707 */
708 static void CC_SwitchToFullSize( HWND hDlg, COLORREF result, LPCRECT lprect )
709 {
710 int i;
711 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
712
713 EnableWindow( GetDlgItem(hDlg, 0x2cf), FALSE);
714 CC_PrepareColorGraph(hDlg);
715 for (i = 0x2bf; i < 0x2c5; i++)
716 ShowWindow( GetDlgItem(hDlg, i), SW_SHOW);
717 for (i = 0x2d3; i < 0x2d9; i++)
718 ShowWindow( GetDlgItem(hDlg, i), SW_SHOW);
719 ShowWindow( GetDlgItem(hDlg, 0x2c9), SW_SHOW);
720 ShowWindow( GetDlgItem(hDlg, 0x2c8), SW_SHOW);
721 ShowWindow( GetDlgItem(hDlg, 1090), SW_SHOW);
722
723 if (lprect)
724 SetWindowPos(hDlg, 0, 0, 0, lprect->right-lprect->left,
725 lprect->bottom-lprect->top, SWP_NOMOVE|SWP_NOZORDER);
726
727 ShowWindow( GetDlgItem(hDlg, 0x2be), SW_SHOW);
728 ShowWindow( GetDlgItem(hDlg, 0x2c5), SW_SHOW);
729
730 CC_EditSetRGB(hDlg, result);
731 CC_EditSetHSL(hDlg, lpp->h, lpp->s, lpp->l);
732 ShowWindow( GetDlgItem( hDlg, 0x2c6), SW_SHOW);
733 UpdateWindow( GetDlgItem(hDlg, 0x2c6) );
734 }
735
736 /***********************************************************************
737 * CC_PaintPredefColorArray [internal]
738 * Paints the default standard 48 colors
739 */
740 static void CC_PaintPredefColorArray( HWND hDlg, int rows, int cols)
741 {
742 HWND hwnd = GetDlgItem(hDlg, 0x2d0);
743 RECT rect, blockrect;
744 HDC hdc;
745 HBRUSH hBrush;
746 int dx, dy, i, j, k;
747 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
748
749 GetClientRect(hwnd, &rect);
750 dx = rect.right / cols;
751 dy = rect.bottom / rows;
752 k = rect.left;
753
754 hdc = GetDC(hwnd);
755 GetClientRect(hwnd, &rect);
756 hBrush = (HBRUSH)GetClassLongPtrW( hwnd, GCLP_HBRBACKGROUND);
757 if (!hBrush) hBrush = GetSysColorBrush(COLOR_BTNFACE);
758 FillRect(hdc, &rect, hBrush);
759 for ( j = 0; j < rows; j++ )
760 {
761 for ( i = 0; i < cols; i++ )
762 {
763 hBrush = CreateSolidBrush(predefcolors[j][i]);
764 if (hBrush)
765 {
766 blockrect.left = rect.left;
767 blockrect.top = rect.top;
768 blockrect.right = rect.left + dx - DISTANCE;
769 blockrect.bottom = rect.top + dy - DISTANCE;
770 FillRect(hdc, &blockrect, hBrush);
771 DrawEdge(hdc, &blockrect, BDR_SUNKEN, BF_RECT);
772 DeleteObject(hBrush);
773 }
774 rect.left += dx;
775 }
776 rect.top += dy;
777 rect.left = k;
778 }
779 ReleaseDC(hwnd, hdc);
780 if (lpp->hwndFocus == hwnd)
781 CC_DrawCurrentFocusRect(lpp);
782 }
783 /***********************************************************************
784 * CC_PaintUserColorArray [internal]
785 * Paint the 16 user-selected colors
786 */
787 static void CC_PaintUserColorArray( HWND hDlg, int rows, int cols, const COLORREF *lpcr )
788 {
789 HWND hwnd = GetDlgItem(hDlg, 0x2d1);
790 RECT rect, blockrect;
791 HDC hdc;
792 HBRUSH hBrush;
793 int dx, dy, i, j, k;
794 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
795
796 GetClientRect(hwnd, &rect);
797
798 dx = rect.right / cols;
799 dy = rect.bottom / rows;
800 k = rect.left;
801
802 hdc = GetDC(hwnd);
803 if (hdc)
804 {
805 hBrush = (HBRUSH)GetClassLongPtrW( hwnd, GCLP_HBRBACKGROUND);
806 if (!hBrush) hBrush = GetSysColorBrush(COLOR_BTNFACE);
807 FillRect( hdc, &rect, hBrush );
808 for (j = 0; j < rows; j++)
809 {
810 for (i = 0; i < cols; i++)
811 {
812 hBrush = CreateSolidBrush(lpcr[i+j*cols]);
813 if (hBrush)
814 {
815 blockrect.left = rect.left;
816 blockrect.top = rect.top;
817 blockrect.right = rect.left + dx - DISTANCE;
818 blockrect.bottom = rect.top + dy - DISTANCE;
819 FillRect(hdc, &blockrect, hBrush);
820 DrawEdge(hdc, &blockrect, BDR_SUNKEN, BF_RECT);
821 DeleteObject(hBrush);
822 }
823 rect.left += dx;
824 }
825 rect.top += dy;
826 rect.left = k;
827 }
828 ReleaseDC(hwnd, hdc);
829 }
830 if (lpp->hwndFocus == hwnd)
831 CC_DrawCurrentFocusRect(lpp);
832 }
833
834
835 /***********************************************************************
836 * CC_HookCallChk [internal]
837 */
838 static BOOL CC_HookCallChk( const CHOOSECOLORW *lpcc )
839 {
840 if (lpcc)
841 if(lpcc->Flags & CC_ENABLEHOOK)
842 if (lpcc->lpfnHook)
843 return TRUE;
844 return FALSE;
845 }
846
847 /***********************************************************************
848 * CC_WMInitDialog [internal]
849 */
850 static LRESULT CC_WMInitDialog( HWND hDlg, WPARAM wParam, LPARAM lParam )
851 {
852 int i, res;
853 int r, g, b;
854 HWND hwnd;
855 RECT rect;
856 POINT point;
857 LPCCPRIV lpp;
858
859 TRACE("WM_INITDIALOG lParam=%08lX\n", lParam);
860 lpp = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct CCPRIVATE) );
861
862 lpp->lpcc = (LPCHOOSECOLORW) lParam;
863 if (lpp->lpcc->lStructSize != sizeof(CHOOSECOLORW) )
864 {
865 HeapFree(GetProcessHeap(), 0, lpp);
866 EndDialog (hDlg, 0) ;
867 return FALSE;
868 }
869
870 SetPropW( hDlg, szColourDialogProp, lpp );
871
872 if (!(lpp->lpcc->Flags & CC_SHOWHELP))
873 ShowWindow( GetDlgItem(hDlg,0x40e), SW_HIDE);
874 lpp->msetrgb = RegisterWindowMessageA(SETRGBSTRINGA);
875
876 #if 0
877 cpos = MAKELONG(5,7); /* init */
878 if (lpp->lpcc->Flags & CC_RGBINIT)
879 {
880 for (i = 0; i < 6; i++)
881 for (j = 0; j < 8; j++)
882 if (predefcolors[i][j] == lpp->lpcc->rgbResult)
883 {
884 cpos = MAKELONG(i,j);
885 goto found;
886 }
887 }
888 found:
889 /* FIXME: Draw_a_focus_rect & set_init_values */
890 #endif
891
892 GetWindowRect(hDlg, &lpp->fullsize);
893 if (lpp->lpcc->Flags & CC_FULLOPEN || lpp->lpcc->Flags & CC_PREVENTFULLOPEN)
894 {
895 hwnd = GetDlgItem(hDlg, 0x2cf);
896 EnableWindow(hwnd, FALSE);
897 }
898 if (!(lpp->lpcc->Flags & CC_FULLOPEN ) || lpp->lpcc->Flags & CC_PREVENTFULLOPEN)
899 {
900 rect = lpp->fullsize;
901 res = rect.bottom - rect.top;
902 hwnd = GetDlgItem(hDlg, 0x2c6); /* cut at left border */
903 point.x = point.y = 0;
904 ClientToScreen(hwnd, &point);
905 ScreenToClient(hDlg,&point);
906 GetClientRect(hDlg, &rect);
907 point.x += GetSystemMetrics(SM_CXDLGFRAME);
908 SetWindowPos(hDlg, 0, 0, 0, point.x, res, SWP_NOMOVE|SWP_NOZORDER);
909
910 for (i = 0x2bf; i < 0x2c5; i++)
911 ShowWindow( GetDlgItem(hDlg, i), SW_HIDE);
912 for (i = 0x2d3; i < 0x2d9; i++)
913 ShowWindow( GetDlgItem(hDlg, i), SW_HIDE);
914 ShowWindow( GetDlgItem(hDlg, 0x2c9), SW_HIDE);
915 ShowWindow( GetDlgItem(hDlg, 0x2c8), SW_HIDE);
916 ShowWindow( GetDlgItem(hDlg, 0x2c6), SW_HIDE);
917 ShowWindow( GetDlgItem(hDlg, 0x2c5), SW_HIDE);
918 ShowWindow( GetDlgItem(hDlg, 1090 ), SW_HIDE);
919 }
920 else
921 CC_SwitchToFullSize(hDlg, lpp->lpcc->rgbResult, NULL);
922 res = TRUE;
923 for (i = 0x2bf; i < 0x2c5; i++)
924 SendMessageA( GetDlgItem(hDlg, i), EM_LIMITTEXT, 3, 0); /* max 3 digits: xyz */
925 if (CC_HookCallChk(lpp->lpcc))
926 {
927 res = CallWindowProcA( (WNDPROC)lpp->lpcc->lpfnHook, hDlg, WM_INITDIALOG, wParam, lParam);
928 }
929
930 /* Set the initial values of the color chooser dialog */
931 r = GetRValue(lpp->lpcc->rgbResult);
932 g = GetGValue(lpp->lpcc->rgbResult);
933 b = GetBValue(lpp->lpcc->rgbResult);
934
935 CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
936 lpp->h = CC_RGBtoHSL('H', r, g, b);
937 lpp->s = CC_RGBtoHSL('S', r, g, b);
938 lpp->l = CC_RGBtoHSL('L', r, g, b);
939
940 /* Doing it the long way because CC_EditSetRGB/HSL doesn't seem to work */
941 SetDlgItemInt(hDlg, 703, lpp->h, TRUE);
942 SetDlgItemInt(hDlg, 704, lpp->s, TRUE);
943 SetDlgItemInt(hDlg, 705, lpp->l, TRUE);
944 SetDlgItemInt(hDlg, 706, r, TRUE);
945 SetDlgItemInt(hDlg, 707, g, TRUE);
946 SetDlgItemInt(hDlg, 708, b, TRUE);
947
948 CC_PaintCross(hDlg, lpp->h, lpp->s);
949 CC_PaintTriangle(hDlg, lpp->l);
950
951 return res;
952 }
953
954
955 /***********************************************************************
956 * CC_WMCommand [internal]
957 */
958 static LRESULT CC_WMCommand( HWND hDlg, WPARAM wParam, LPARAM lParam, WORD notifyCode, HWND hwndCtl )
959 {
960 int r, g, b, i, xx;
961 UINT cokmsg;
962 HDC hdc;
963 COLORREF *cr;
964 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
965
966 TRACE("CC_WMCommand wParam=%lx lParam=%lx\n", wParam, lParam);
967 switch (LOWORD(wParam))
968 {
969 case 0x2c2: /* edit notify RGB */
970 case 0x2c3:
971 case 0x2c4:
972 if (notifyCode == EN_UPDATE && !lpp->updating)
973 {
974 i = CC_CheckDigitsInEdit(hwndCtl, 255);
975 r = GetRValue(lpp->lpcc->rgbResult);
976 g = GetGValue(lpp->lpcc->rgbResult);
977 b= GetBValue(lpp->lpcc->rgbResult);
978 xx = 0;
979 switch (LOWORD(wParam))
980 {
981 case 0x2c2: if ((xx = (i != r))) r = i; break;
982 case 0x2c3: if ((xx = (i != g))) g = i; break;
983 case 0x2c4: if ((xx = (i != b))) b = i; break;
984 }
985 if (xx) /* something has changed */
986 {
987 lpp->lpcc->rgbResult = RGB(r, g, b);
988 CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
989 lpp->h = CC_RGBtoHSL('H', r, g, b);
990 lpp->s = CC_RGBtoHSL('S', r, g, b);
991 lpp->l = CC_RGBtoHSL('L', r, g, b);
992 CC_EditSetHSL(hDlg, lpp->h, lpp->s, lpp->l);
993 CC_PaintCross(hDlg, lpp->h, lpp->s);
994 CC_PaintTriangle(hDlg, lpp->l);
995 }
996 }
997 break;
998
999 case 0x2bf: /* edit notify HSL */
1000 case 0x2c0:
1001 case 0x2c1:
1002 if (notifyCode == EN_UPDATE && !lpp->updating)
1003 {
1004 i = CC_CheckDigitsInEdit(hwndCtl , LOWORD(wParam) == 0x2bf ? 239:240);
1005 xx = 0;
1006 switch (LOWORD(wParam))
1007 {
1008 case 0x2bf: if ((xx = ( i != lpp->h))) lpp->h = i; break;
1009 case 0x2c0: if ((xx = ( i != lpp->s))) lpp->s = i; break;
1010 case 0x2c1: if ((xx = ( i != lpp->l))) lpp->l = i; break;
1011 }
1012 if (xx) /* something has changed */
1013 {
1014 r = CC_HSLtoRGB('R', lpp->h, lpp->s, lpp->l);
1015 g = CC_HSLtoRGB('G', lpp->h, lpp->s, lpp->l);
1016 b = CC_HSLtoRGB('B', lpp->h, lpp->s, lpp->l);
1017 lpp->lpcc->rgbResult = RGB(r, g, b);
1018 CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
1019 CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
1020 CC_PaintCross(hDlg, lpp->h, lpp->s);
1021 CC_PaintTriangle(hDlg, lpp->l);
1022 }
1023 }
1024 break;
1025
1026 case 0x2cf:
1027 CC_SwitchToFullSize(hDlg, lpp->lpcc->rgbResult, &lpp->fullsize);
1028 SetFocus( GetDlgItem(hDlg, 0x2bf));
1029 break;
1030
1031 case 0x2c8: /* add colors ... column by column */
1032 cr = lpp->lpcc->lpCustColors;
1033 cr[(lpp->nextuserdef % 2) * 8 + lpp->nextuserdef / 2] = lpp->lpcc->rgbResult;
1034 if (++lpp->nextuserdef == 16)
1035 lpp->nextuserdef = 0;
1036 CC_PaintUserColorArray(hDlg, 2, 8, lpp->lpcc->lpCustColors);
1037 break;
1038
1039 case 0x2c9: /* resulting color */
1040 hdc = GetDC(hDlg);
1041 lpp->lpcc->rgbResult = GetNearestColor(hdc, lpp->lpcc->rgbResult);
1042 ReleaseDC(hDlg, hdc);
1043 CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
1044 CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
1045 r = GetRValue(lpp->lpcc->rgbResult);
1046 g = GetGValue(lpp->lpcc->rgbResult);
1047 b = GetBValue(lpp->lpcc->rgbResult);
1048 lpp->h = CC_RGBtoHSL('H', r, g, b);
1049 lpp->s = CC_RGBtoHSL('S', r, g, b);
1050 lpp->l = CC_RGBtoHSL('L', r, g, b);
1051 CC_EditSetHSL(hDlg, lpp->h, lpp->s, lpp->l);
1052 CC_PaintCross(hDlg, lpp->h, lpp->s);
1053 CC_PaintTriangle(hDlg, lpp->l);
1054 break;
1055
1056 case 0x40e: /* Help! */ /* The Beatles, 1965 ;-) */
1057 i = RegisterWindowMessageA(HELPMSGSTRINGA);
1058 if (lpp->lpcc->hwndOwner)
1059 SendMessageA(lpp->lpcc->hwndOwner, i, 0, (LPARAM)lpp->lpcc);
1060 if ( CC_HookCallChk(lpp->lpcc))
1061 CallWindowProcA( (WNDPROC) lpp->lpcc->lpfnHook, hDlg,
1062 WM_COMMAND, psh15, (LPARAM)lpp->lpcc);
1063 break;
1064
1065 case IDOK :
1066 cokmsg = RegisterWindowMessageA(COLOROKSTRINGA);
1067 if (lpp->lpcc->hwndOwner)
1068 if (SendMessageA(lpp->lpcc->hwndOwner, cokmsg, 0, (LPARAM)lpp->lpcc))
1069 break; /* do NOT close */
1070 EndDialog(hDlg, 1) ;
1071 return TRUE ;
1072
1073 case IDCANCEL :
1074 EndDialog(hDlg, 0) ;
1075 return TRUE ;
1076
1077 }
1078 return FALSE;
1079 }
1080
1081 /***********************************************************************
1082 * CC_WMPaint [internal]
1083 */
1084 static LRESULT CC_WMPaint( HWND hDlg )
1085 {
1086 PAINTSTRUCT ps;
1087 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
1088
1089 BeginPaint(hDlg, &ps);
1090 /* we have to paint dialog children except text and buttons */
1091 CC_PaintPredefColorArray(hDlg, 6, 8);
1092 CC_PaintUserColorArray(hDlg, 2, 8, lpp->lpcc->lpCustColors);
1093 CC_PaintLumBar(hDlg, lpp->h, lpp->s);
1094 CC_PaintTriangle(hDlg, lpp->l);
1095 CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
1096 CC_PaintColorGraph(hDlg);
1097 CC_PaintCross(hDlg, lpp->h, lpp->s);
1098 EndPaint(hDlg, &ps);
1099
1100 return TRUE;
1101 }
1102
1103 /***********************************************************************
1104 * CC_WMLButtonUp [internal]
1105 */
1106 static LRESULT CC_WMLButtonUp( HWND hDlg )
1107 {
1108 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
1109
1110 if (lpp->capturedGraph)
1111 {
1112 lpp->capturedGraph = 0;
1113 ReleaseCapture();
1114 CC_PaintCross(hDlg, lpp->h, lpp->s);
1115 return 1;
1116 }
1117 return 0;
1118 }
1119
1120 /***********************************************************************
1121 * CC_WMMouseMove [internal]
1122 */
1123 static LRESULT CC_WMMouseMove( HWND hDlg, LPARAM lParam )
1124 {
1125 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
1126 int r, g, b;
1127
1128 if (lpp->capturedGraph)
1129 {
1130 int *ptrh = NULL, *ptrs = &lpp->l;
1131 if (lpp->capturedGraph == 0x2c6)
1132 {
1133 ptrh = &lpp->h;
1134 ptrs = &lpp->s;
1135 }
1136 if (CC_MouseCheckColorGraph( hDlg, lpp->capturedGraph, ptrh, ptrs, lParam))
1137 {
1138 r = CC_HSLtoRGB('R', lpp->h, lpp->s, lpp->l);
1139 g = CC_HSLtoRGB('G', lpp->h, lpp->s, lpp->l);
1140 b = CC_HSLtoRGB('B', lpp->h, lpp->s, lpp->l);
1141 lpp->lpcc->rgbResult = RGB(r, g, b);
1142 CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
1143 CC_EditSetHSL(hDlg,lpp->h, lpp->s, lpp->l);
1144 CC_PaintCross(hDlg, lpp->h, lpp->s);
1145 CC_PaintTriangle(hDlg, lpp->l);
1146 CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
1147 }
1148 else
1149 {
1150 ReleaseCapture();
1151 lpp->capturedGraph = 0;
1152 }
1153 return 1;
1154 }
1155 return 0;
1156 }
1157
1158 /***********************************************************************
1159 * CC_WMLButtonDown [internal]
1160 */
1161 static LRESULT CC_WMLButtonDown( HWND hDlg, LPARAM lParam )
1162 {
1163 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
1164 int r, g, b, i;
1165 i = 0;
1166
1167 if (CC_MouseCheckPredefColorArray(lpp, hDlg, 0x2d0, 6, 8, lParam))
1168 i = 1;
1169 else
1170 if (CC_MouseCheckUserColorArray(lpp, hDlg, 0x2d1, 2, 8, lParam))
1171 i = 1;
1172 else
1173 if (CC_MouseCheckColorGraph(hDlg, 0x2c6, &lpp->h, &lpp->s, lParam))
1174 {
1175 i = 2;
1176 lpp->capturedGraph = 0x2c6;
1177 }
1178 else
1179 if (CC_MouseCheckColorGraph(hDlg, 0x2be, NULL, &lpp->l, lParam))
1180 {
1181 i = 2;
1182 lpp->capturedGraph = 0x2be;
1183 }
1184 if ( i == 2 )
1185 {
1186 SetCapture(hDlg);
1187 r = CC_HSLtoRGB('R', lpp->h, lpp->s, lpp->l);
1188 g = CC_HSLtoRGB('G', lpp->h, lpp->s, lpp->l);
1189 b = CC_HSLtoRGB('B', lpp->h, lpp->s, lpp->l);
1190 lpp->lpcc->rgbResult = RGB(r, g, b);
1191 }
1192 if ( i == 1 )
1193 {
1194 r = GetRValue(lpp->lpcc->rgbResult);
1195 g = GetGValue(lpp->lpcc->rgbResult);
1196 b = GetBValue(lpp->lpcc->rgbResult);
1197 lpp->h = CC_RGBtoHSL('H', r, g, b);
1198 lpp->s = CC_RGBtoHSL('S', r, g, b);
1199 lpp->l = CC_RGBtoHSL('L', r, g, b);
1200 }
1201 if (i)
1202 {
1203 CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
1204 CC_EditSetHSL(hDlg,lpp->h, lpp->s, lpp->l);
1205 CC_PaintCross(hDlg, lpp->h, lpp->s);
1206 CC_PaintTriangle(hDlg, lpp->l);
1207 CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
1208 return TRUE;
1209 }
1210 return FALSE;
1211 }
1212
1213 /***********************************************************************
1214 * ColorDlgProc32 [internal]
1215 *
1216 */
1217 static INT_PTR CALLBACK ColorDlgProc( HWND hDlg, UINT message,
1218 WPARAM wParam, LPARAM lParam )
1219 {
1220
1221 int res;
1222 LPCCPRIV lpp = GetPropW( hDlg, szColourDialogProp );
1223
1224 if (message != WM_INITDIALOG)
1225 {
1226 if (!lpp)
1227 return FALSE;
1228 res = 0;
1229 if (CC_HookCallChk(lpp->lpcc))
1230 res = CallWindowProcA( (WNDPROC)lpp->lpcc->lpfnHook, hDlg, message, wParam, lParam);
1231 if ( res )
1232 return res;
1233 }
1234
1235 /* FIXME: SetRGB message
1236 if (message && message == msetrgb)
1237 return HandleSetRGB(hDlg, lParam);
1238 */
1239
1240 switch (message)
1241 {
1242 case WM_INITDIALOG:
1243 return CC_WMInitDialog(hDlg, wParam, lParam);
1244 case WM_NCDESTROY:
1245 DeleteDC(lpp->hdcMem);
1246 DeleteObject(lpp->hbmMem);
1247 HeapFree(GetProcessHeap(), 0, lpp);
1248 RemovePropW( hDlg, szColourDialogProp );
1249 break;
1250 case WM_COMMAND:
1251 if (CC_WMCommand( hDlg, wParam, lParam, HIWORD(wParam), (HWND) lParam))
1252 return TRUE;
1253 break;
1254 case WM_PAINT:
1255 if (CC_WMPaint(hDlg))
1256 return TRUE;
1257 break;
1258 case WM_LBUTTONDBLCLK:
1259 if (CC_MouseCheckResultWindow(hDlg, lParam))
1260 return TRUE;
1261 break;
1262 case WM_MOUSEMOVE:
1263 if (CC_WMMouseMove(hDlg, lParam))
1264 return TRUE;
1265 break;
1266 case WM_LBUTTONUP: /* FIXME: ClipCursor off (if in color graph)*/
1267 if (CC_WMLButtonUp(hDlg))
1268 return TRUE;
1269 break;
1270 case WM_LBUTTONDOWN:/* FIXME: ClipCursor on (if in color graph)*/
1271 if (CC_WMLButtonDown(hDlg, lParam))
1272 return TRUE;
1273 break;
1274 }
1275 return FALSE ;
1276 }
1277
1278 /***********************************************************************
1279 * ChooseColorW (COMDLG32.@)
1280 *
1281 * Create a color dialog box.
1282 *
1283 * PARAMS
1284 * lpChCol [I/O] in: information to initialize the dialog box.
1285 * out: User's color selection
1286 *
1287 * RETURNS
1288 * TRUE: Ok button clicked.
1289 * FALSE: Cancel button clicked, or error.
1290 */
1291 BOOL WINAPI ChooseColorW( LPCHOOSECOLORW lpChCol )
1292 {
1293 HANDLE hDlgTmpl = 0;
1294 BOOL bRet = FALSE;
1295 LPCVOID template;
1296
1297 TRACE("ChooseColor\n");
1298 if (!lpChCol) return FALSE;
1299
1300 if (lpChCol->Flags & CC_ENABLETEMPLATEHANDLE)
1301 {
1302 if (!(template = LockResource(lpChCol->hInstance)))
1303 {
1304 COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
1305 return FALSE;
1306 }
1307 }
1308 else if (lpChCol->Flags & CC_ENABLETEMPLATE)
1309 {
1310 HRSRC hResInfo;
1311 if (!(hResInfo = FindResourceW((HINSTANCE)lpChCol->hInstance,
1312 lpChCol->lpTemplateName,
1313 (LPWSTR)RT_DIALOG)))
1314 {
1315 COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
1316 return FALSE;
1317 }
1318 if (!(hDlgTmpl = LoadResource((HINSTANCE)lpChCol->hInstance, hResInfo)) ||
1319 !(template = LockResource(hDlgTmpl)))
1320 {
1321 COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
1322 return FALSE;
1323 }
1324 }
1325 else
1326 {
1327 HRSRC hResInfo;
1328 HGLOBAL hDlgTmpl;
1329 static const WCHAR wszCHOOSE_COLOR[] = {'C','H','O','O','S','E','_','C','O','L','O','R',0};
1330 if (!(hResInfo = FindResourceW(COMDLG32_hInstance, wszCHOOSE_COLOR, (LPWSTR)RT_DIALOG)))
1331 {
1332 COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
1333 return FALSE;
1334 }
1335 if (!(hDlgTmpl = LoadResource(COMDLG32_hInstance, hResInfo )) ||
1336 !(template = LockResource(hDlgTmpl)))
1337 {
1338 COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
1339 return FALSE;
1340 }
1341 }
1342
1343 bRet = DialogBoxIndirectParamW(COMDLG32_hInstance, template, lpChCol->hwndOwner,
1344 ColorDlgProc, (LPARAM)lpChCol);
1345 return bRet;
1346 }
1347
1348 /***********************************************************************
1349 * ChooseColorA (COMDLG32.@)
1350 *
1351 * See ChooseColorW.
1352 */
1353 BOOL WINAPI ChooseColorA( LPCHOOSECOLORA lpChCol )
1354
1355 {
1356 LPWSTR template_name = NULL;
1357 BOOL ret;
1358
1359 LPCHOOSECOLORW lpcc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CHOOSECOLORW));
1360 lpcc->lStructSize = sizeof(*lpcc);
1361 lpcc->hwndOwner = lpChCol->hwndOwner;
1362 lpcc->hInstance = lpChCol->hInstance;
1363 lpcc->rgbResult = lpChCol->rgbResult;
1364 lpcc->lpCustColors = lpChCol->lpCustColors;
1365 lpcc->Flags = lpChCol->Flags;
1366 lpcc->lCustData = lpChCol->lCustData;
1367 lpcc->lpfnHook = lpChCol->lpfnHook;
1368 if ((lpcc->Flags & CC_ENABLETEMPLATE) && (lpChCol->lpTemplateName)) {
1369 if (!IS_INTRESOURCE(lpChCol->lpTemplateName)) {
1370 INT len = MultiByteToWideChar( CP_ACP, 0, lpChCol->lpTemplateName, -1, NULL, 0);
1371 template_name = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
1372 MultiByteToWideChar( CP_ACP, 0, lpChCol->lpTemplateName, -1, template_name, len );
1373 lpcc->lpTemplateName = template_name;
1374 } else {
1375 lpcc->lpTemplateName = (LPCWSTR)lpChCol->lpTemplateName;
1376 }
1377 }
1378
1379 ret = ChooseColorW(lpcc);
1380
1381 if (ret)
1382 lpChCol->rgbResult = lpcc->rgbResult;
1383 HeapFree(GetProcessHeap(), 0, template_name);
1384 HeapFree(GetProcessHeap(), 0, lpcc);
1385 return ret;
1386 }