1 /*
2 * Date and time picker control
3 *
4 * Copyright 1998, 1999 Eric Kohl
5 * Copyright 1999, 2000 Alex Priem <alexp@sci.kun.nl>
6 * Copyright 2000 Chris Morgan <cmorgan@wpi.edu>
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 *
22 * NOTE
23 *
24 * This code was audited for completeness against the documented features
25 * of Comctl32.dll version 6.0 on Oct. 20, 2004, by Dimitrie O. Paun.
26 *
27 * Unless otherwise noted, we believe this code to be complete, as per
28 * the specification mentioned above.
29 * If you discover missing features, or bugs, please note them below.
30 *
31 * TODO:
32 * -- DTS_APPCANPARSE
33 * -- DTS_SHORTDATECENTURYFORMAT
34 * -- DTN_CLOSEUP
35 * -- DTN_FORMAT
36 * -- DTN_FORMATQUERY
37 * -- DTN_USERSTRING
38 * -- DTN_WMKEYDOWN
39 * -- FORMATCALLBACK
40 */
41
42 #include <math.h>
43 #include <string.h>
44 #include <stdarg.h>
45 #include <stdio.h>
46 #include <limits.h>
47
48 #include "windef.h"
49 #include "winbase.h"
50 #include "wingdi.h"
51 #include "winuser.h"
52 #include "winnls.h"
53 #include "commctrl.h"
54 #include "comctl32.h"
55 #include "wine/debug.h"
56 #include "wine/unicode.h"
57
58 WINE_DEFAULT_DEBUG_CHANNEL(datetime);
59
60 typedef struct
61 {
62 HWND hwndSelf;
63 HWND hMonthCal;
64 HWND hwndNotify;
65 HWND hUpdown;
66 DWORD dwStyle;
67 SYSTEMTIME date;
68 BOOL dateValid;
69 HWND hwndCheckbut;
70 RECT rcClient; /* rect around the edge of the window */
71 RECT rcDraw; /* rect inside of the border */
72 RECT checkbox; /* checkbox allowing the control to be enabled/disabled */
73 RECT calbutton; /* button that toggles the dropdown of the monthcal control */
74 BOOL bCalDepressed; /* TRUE = cal button is depressed */
75 int bDropdownEnabled;
76 int select;
77 HFONT hFont;
78 int nrFieldsAllocated;
79 int nrFields;
80 int haveFocus;
81 int *fieldspec;
82 RECT *fieldRect;
83 int *buflen;
84 WCHAR textbuf[256];
85 POINT monthcal_pos;
86 int pendingUpdown;
87 } DATETIME_INFO, *LPDATETIME_INFO;
88
89 /* in monthcal.c */
90 extern int MONTHCAL_MonthLength(int month, int year);
91
92 /* this list of defines is closely related to `allowedformatchars' defined
93 * in datetime.c; the high nibble indicates the `base type' of the format
94 * specifier.
95 * Do not change without first reading DATETIME_UseFormat.
96 *
97 */
98
99 #define DT_END_FORMAT 0
100 #define ONEDIGITDAY 0x01
101 #define TWODIGITDAY 0x02
102 #define THREECHARDAY 0x03
103 #define FULLDAY 0x04
104 #define ONEDIGIT12HOUR 0x11
105 #define TWODIGIT12HOUR 0x12
106 #define ONEDIGIT24HOUR 0x21
107 #define TWODIGIT24HOUR 0x22
108 #define ONEDIGITMINUTE 0x31
109 #define TWODIGITMINUTE 0x32
110 #define ONEDIGITMONTH 0x41
111 #define TWODIGITMONTH 0x42
112 #define THREECHARMONTH 0x43
113 #define FULLMONTH 0x44
114 #define ONEDIGITSECOND 0x51
115 #define TWODIGITSECOND 0x52
116 #define ONELETTERAMPM 0x61
117 #define TWOLETTERAMPM 0x62
118 #define ONEDIGITYEAR 0x71
119 #define TWODIGITYEAR 0x72
120 #define INVALIDFULLYEAR 0x73 /* FIXME - yyy is not valid - we'll treat it as yyyy */
121 #define FULLYEAR 0x74
122 #define FORMATCALLBACK 0x81 /* -> maximum of 0x80 callbacks possible */
123 #define FORMATCALLMASK 0x80
124 #define DT_STRING 0x0100
125
126 #define DTHT_DATEFIELD 0xff /* for hit-testing */
127
128 #define DTHT_NONE 0
129 #define DTHT_CHECKBOX 0x200 /* these should end at '00' , to make */
130 #define DTHT_MCPOPUP 0x300 /* & DTHT_DATEFIELD 0 when DATETIME_KeyDown */
131 #define DTHT_GOTFOCUS 0x400 /* tests for date-fields */
132
133 static BOOL DATETIME_SendSimpleNotify (const DATETIME_INFO *infoPtr, UINT code);
134 static BOOL DATETIME_SendDateTimeChangeNotify (const DATETIME_INFO *infoPtr);
135 extern void MONTHCAL_CopyTime(const SYSTEMTIME *from, SYSTEMTIME *to);
136 static const WCHAR allowedformatchars[] = {'d', 'h', 'H', 'm', 'M', 's', 't', 'y', 'X', 0};
137 static const int maxrepetition [] = {4,2,2,2,4,2,2,4,-1};
138
139
140 static DWORD
141 DATETIME_GetSystemTime (const DATETIME_INFO *infoPtr, SYSTEMTIME *lprgSysTimeArray)
142 {
143 if (!lprgSysTimeArray) return GDT_NONE;
144
145 if ((infoPtr->dwStyle & DTS_SHOWNONE) &&
146 (SendMessageW (infoPtr->hwndCheckbut, BM_GETCHECK, 0, 0) == BST_UNCHECKED))
147 return GDT_NONE;
148
149 MONTHCAL_CopyTime (&infoPtr->date, lprgSysTimeArray);
150
151 return GDT_VALID;
152 }
153
154
155 static BOOL
156 DATETIME_SetSystemTime (DATETIME_INFO *infoPtr, DWORD flag, const SYSTEMTIME *lprgSysTimeArray)
157 {
158 if (!lprgSysTimeArray) return 0;
159
160 TRACE("%04d/%02d/%02d %02d:%02d:%02d\n",
161 lprgSysTimeArray->wYear, lprgSysTimeArray->wMonth, lprgSysTimeArray->wDay,
162 lprgSysTimeArray->wHour, lprgSysTimeArray->wMinute, lprgSysTimeArray->wSecond);
163
164 if (flag == GDT_VALID) {
165 if (lprgSysTimeArray->wYear < 1601 || lprgSysTimeArray->wYear > 30827 ||
166 lprgSysTimeArray->wMonth < 1 || lprgSysTimeArray->wMonth > 12 ||
167 lprgSysTimeArray->wDayOfWeek > 6 ||
168 lprgSysTimeArray->wDay < 1 || lprgSysTimeArray->wDay > 31 ||
169 lprgSysTimeArray->wHour > 23 ||
170 lprgSysTimeArray->wMinute > 59 ||
171 lprgSysTimeArray->wSecond > 59 ||
172 lprgSysTimeArray->wMilliseconds > 999
173 )
174 return 0;
175
176 infoPtr->dateValid = TRUE;
177 MONTHCAL_CopyTime (lprgSysTimeArray, &infoPtr->date);
178 SendMessageW (infoPtr->hMonthCal, MCM_SETCURSEL, 0, (LPARAM)(&infoPtr->date));
179 SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_CHECKED, 0);
180 } else if ((infoPtr->dwStyle & DTS_SHOWNONE) && (flag == GDT_NONE)) {
181 infoPtr->dateValid = FALSE;
182 SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_UNCHECKED, 0);
183 }
184 else
185 return 0;
186
187 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
188 return TRUE;
189 }
190
191
192 /***
193 * Split up a formattxt in actions.
194 * See ms documentation for the meaning of the letter codes/'specifiers'.
195 *
196 * Notes:
197 * *'dddddd' is handled as 'dddd' plus 'dd'.
198 * *unrecognized formats are strings (here given the type DT_STRING;
199 * start of the string is encoded in lower bits of DT_STRING.
200 * Therefore, 'string' ends finally up as '<show seconds>tring'.
201 *
202 */
203 static void
204 DATETIME_UseFormat (DATETIME_INFO *infoPtr, LPCWSTR formattxt)
205 {
206 unsigned int i;
207 int j, k, len;
208 BOOL inside_literal = FALSE; /* inside '...' */
209 int *nrFields = &infoPtr->nrFields;
210
211 *nrFields = 0;
212 infoPtr->fieldspec[*nrFields] = 0;
213 len = strlenW(allowedformatchars);
214 k = 0;
215
216 for (i = 0; formattxt[i]; i++) {
217 TRACE ("\n%d %c:", i, formattxt[i]);
218 if (!inside_literal) {
219 for (j = 0; j < len; j++) {
220 if (allowedformatchars[j]==formattxt[i]) {
221 TRACE ("%c[%d,%x]", allowedformatchars[j], *nrFields, infoPtr->fieldspec[*nrFields]);
222 if ((*nrFields==0) && (infoPtr->fieldspec[*nrFields]==0)) {
223 infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
224 break;
225 }
226 if (infoPtr->fieldspec[*nrFields] >> 4 != j) {
227 (*nrFields)++;
228 infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
229 break;
230 }
231 if ((infoPtr->fieldspec[*nrFields] & 0x0f) == maxrepetition[j]) {
232 (*nrFields)++;
233 infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
234 break;
235 }
236 infoPtr->fieldspec[*nrFields]++;
237 break;
238 } /* if allowedformatchar */
239 } /* for j */
240 }
241 else
242 j = len;
243
244 if (formattxt[i] == '\'')
245 {
246 inside_literal = !inside_literal;
247 continue;
248 }
249
250 /* char is not a specifier: handle char like a string */
251 if (j == len) {
252 if ((*nrFields==0) && (infoPtr->fieldspec[*nrFields]==0)) {
253 infoPtr->fieldspec[*nrFields] = DT_STRING + k;
254 infoPtr->buflen[*nrFields] = 0;
255 } else if ((infoPtr->fieldspec[*nrFields] & DT_STRING) != DT_STRING) {
256 (*nrFields)++;
257 infoPtr->fieldspec[*nrFields] = DT_STRING + k;
258 infoPtr->buflen[*nrFields] = 0;
259 }
260 infoPtr->textbuf[k] = formattxt[i];
261 k++;
262 infoPtr->buflen[*nrFields]++;
263 } /* if j=len */
264
265 if (*nrFields == infoPtr->nrFieldsAllocated) {
266 FIXME ("out of memory; should reallocate. crash ahead.\n");
267 }
268 } /* for i */
269
270 TRACE("\n");
271
272 if (infoPtr->fieldspec[*nrFields] != 0) (*nrFields)++;
273 }
274
275
276 static BOOL
277 DATETIME_SetFormatW (DATETIME_INFO *infoPtr, LPCWSTR lpszFormat)
278 {
279 if (!lpszFormat) {
280 WCHAR format_buf[80];
281 DWORD format_item;
282
283 if (infoPtr->dwStyle & DTS_LONGDATEFORMAT)
284 format_item = LOCALE_SLONGDATE;
285 else if ((infoPtr->dwStyle & DTS_TIMEFORMAT) == DTS_TIMEFORMAT)
286 format_item = LOCALE_STIMEFORMAT;
287 else /* DTS_SHORTDATEFORMAT */
288 format_item = LOCALE_SSHORTDATE;
289 GetLocaleInfoW( GetSystemDefaultLCID(), format_item, format_buf, sizeof(format_buf)/sizeof(format_buf[0]));
290 lpszFormat = format_buf;
291 }
292
293 DATETIME_UseFormat (infoPtr, lpszFormat);
294 InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
295
296 return 1;
297 }
298
299
300 static BOOL
301 DATETIME_SetFormatA (DATETIME_INFO *infoPtr, LPCSTR lpszFormat)
302 {
303 if (lpszFormat) {
304 BOOL retval;
305 INT len = MultiByteToWideChar(CP_ACP, 0, lpszFormat, -1, NULL, 0);
306 LPWSTR wstr = Alloc(len * sizeof(WCHAR));
307 if (wstr) MultiByteToWideChar(CP_ACP, 0, lpszFormat, -1, wstr, len);
308 retval = DATETIME_SetFormatW (infoPtr, wstr);
309 Free (wstr);
310 return retval;
311 }
312 else
313 return DATETIME_SetFormatW (infoPtr, 0);
314
315 }
316
317
318 static void
319 DATETIME_ReturnTxt (const DATETIME_INFO *infoPtr, int count, LPWSTR result, int resultSize)
320 {
321 static const WCHAR fmt_dW[] = { '%', 'd', 0 };
322 static const WCHAR fmt__2dW[] = { '%', '.', '2', 'd', 0 };
323 static const WCHAR fmt__3sW[] = { '%', '.', '3', 's', 0 };
324 SYSTEMTIME date = infoPtr->date;
325 int spec;
326 WCHAR buffer[80];
327
328 *result=0;
329 TRACE ("%d,%d\n", infoPtr->nrFields, count);
330 if (count>infoPtr->nrFields || count < 0) {
331 WARN ("buffer overrun, have %d want %d\n", infoPtr->nrFields, count);
332 return;
333 }
334
335 if (!infoPtr->fieldspec) return;
336
337 spec = infoPtr->fieldspec[count];
338 if (spec & DT_STRING) {
339 int txtlen = infoPtr->buflen[count];
340
341 if (txtlen > resultSize)
342 txtlen = resultSize - 1;
343 memcpy (result, infoPtr->textbuf + (spec &~ DT_STRING), txtlen * sizeof(WCHAR));
344 result[txtlen] = 0;
345 TRACE ("arg%d=%x->[%s]\n", count, infoPtr->fieldspec[count], debugstr_w(result));
346 return;
347 }
348
349
350 switch (spec) {
351 case DT_END_FORMAT:
352 *result = 0;
353 break;
354 case ONEDIGITDAY:
355 wsprintfW (result, fmt_dW, date.wDay);
356 break;
357 case TWODIGITDAY:
358 wsprintfW (result, fmt__2dW, date.wDay);
359 break;
360 case THREECHARDAY:
361 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1+(date.wDayOfWeek+6)%7, result, 4);
362 /*wsprintfW (result,"%.3s",days[date.wDayOfWeek]);*/
363 break;
364 case FULLDAY:
365 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SDAYNAME1+(date.wDayOfWeek+6)%7, result, resultSize);
366 break;
367 case ONEDIGIT12HOUR:
368 if (date.wHour == 0) {
369 result[0] = '1';
370 result[1] = '2';
371 result[2] = 0;
372 }
373 else
374 wsprintfW (result, fmt_dW, date.wHour - (date.wHour > 12 ? 12 : 0));
375 break;
376 case TWODIGIT12HOUR:
377 if (date.wHour == 0) {
378 result[0] = '1';
379 result[1] = '2';
380 result[2] = 0;
381 }
382 else
383 wsprintfW (result, fmt__2dW, date.wHour - (date.wHour > 12 ? 12 : 0));
384 break;
385 case ONEDIGIT24HOUR:
386 wsprintfW (result, fmt_dW, date.wHour);
387 break;
388 case TWODIGIT24HOUR:
389 wsprintfW (result, fmt__2dW, date.wHour);
390 break;
391 case ONEDIGITSECOND:
392 wsprintfW (result, fmt_dW, date.wSecond);
393 break;
394 case TWODIGITSECOND:
395 wsprintfW (result, fmt__2dW, date.wSecond);
396 break;
397 case ONEDIGITMINUTE:
398 wsprintfW (result, fmt_dW, date.wMinute);
399 break;
400 case TWODIGITMINUTE:
401 wsprintfW (result, fmt__2dW, date.wMinute);
402 break;
403 case ONEDIGITMONTH:
404 wsprintfW (result, fmt_dW, date.wMonth);
405 break;
406 case TWODIGITMONTH:
407 wsprintfW (result, fmt__2dW, date.wMonth);
408 break;
409 case THREECHARMONTH:
410 GetLocaleInfoW(GetSystemDefaultLCID(), LOCALE_SMONTHNAME1+date.wMonth -1,
411 buffer, sizeof(buffer)/sizeof(buffer[0]));
412 wsprintfW (result, fmt__3sW, buffer);
413 break;
414 case FULLMONTH:
415 GetLocaleInfoW(GetSystemDefaultLCID(),LOCALE_SMONTHNAME1+date.wMonth -1,
416 result, resultSize);
417 break;
418 case ONELETTERAMPM:
419 result[0] = (date.wHour < 12 ? 'A' : 'P');
420 result[1] = 0;
421 break;
422 case TWOLETTERAMPM:
423 result[0] = (date.wHour < 12 ? 'A' : 'P');
424 result[1] = 'M';
425 result[2] = 0;
426 break;
427 case FORMATCALLBACK:
428 FIXME ("Not implemented\n");
429 result[0] = 'x';
430 result[1] = 0;
431 break;
432 case ONEDIGITYEAR:
433 wsprintfW (result, fmt_dW, date.wYear-10* (int) floor(date.wYear/10));
434 break;
435 case TWODIGITYEAR:
436 wsprintfW (result, fmt__2dW, date.wYear-100* (int) floor(date.wYear/100));
437 break;
438 case INVALIDFULLYEAR:
439 case FULLYEAR:
440 wsprintfW (result, fmt_dW, date.wYear);
441 break;
442 }
443
444 TRACE ("arg%d=%x->[%s]\n", count, infoPtr->fieldspec[count], debugstr_w(result));
445 }
446
447 /* Offsets of days in the week to the weekday of january 1 in a leap year. */
448 static const int DayOfWeekTable[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
449
450 /* returns the day in the week(0 == sunday, 6 == saturday) */
451 /* day(1 == 1st, 2 == 2nd... etc), year is the year value */
452 static int DATETIME_CalculateDayOfWeek(DWORD day, DWORD month, DWORD year)
453 {
454 year-=(month < 3);
455
456 return((year + year/4 - year/100 + year/400 +
457 DayOfWeekTable[month-1] + day ) % 7);
458 }
459
460 static int wrap(int val, int delta, int minVal, int maxVal)
461 {
462 val += delta;
463 if (delta == INT_MIN || val < minVal) return maxVal;
464 if (delta == INT_MAX || val > maxVal) return minVal;
465 return val;
466 }
467
468 static void
469 DATETIME_IncreaseField (DATETIME_INFO *infoPtr, int number, int delta)
470 {
471 SYSTEMTIME *date = &infoPtr->date;
472
473 TRACE ("%d\n", number);
474 if ((number > infoPtr->nrFields) || (number < 0)) return;
475
476 if ((infoPtr->fieldspec[number] & DTHT_DATEFIELD) == 0) return;
477
478 switch (infoPtr->fieldspec[number]) {
479 case ONEDIGITYEAR:
480 case TWODIGITYEAR:
481 case FULLYEAR:
482 date->wYear = wrap(date->wYear, delta, 1752, 9999);
483 date->wDayOfWeek = DATETIME_CalculateDayOfWeek(date->wDay,date->wMonth,date->wYear);
484 break;
485 case ONEDIGITMONTH:
486 case TWODIGITMONTH:
487 case THREECHARMONTH:
488 case FULLMONTH:
489 date->wMonth = wrap(date->wMonth, delta, 1, 12);
490 date->wDayOfWeek = DATETIME_CalculateDayOfWeek(date->wDay,date->wMonth,date->wYear);
491 delta = 0;
492 /* fall through */
493 case ONEDIGITDAY:
494 case TWODIGITDAY:
495 case THREECHARDAY:
496 case FULLDAY:
497 date->wDay = wrap(date->wDay, delta, 1, MONTHCAL_MonthLength(date->wMonth, date->wYear));
498 date->wDayOfWeek = DATETIME_CalculateDayOfWeek(date->wDay,date->wMonth,date->wYear);
499 break;
500 case ONELETTERAMPM:
501 case TWOLETTERAMPM:
502 delta *= 12;
503 /* fall through */
504 case ONEDIGIT12HOUR:
505 case TWODIGIT12HOUR:
506 case ONEDIGIT24HOUR:
507 case TWODIGIT24HOUR:
508 date->wHour = wrap(date->wHour, delta, 0, 23);
509 break;
510 case ONEDIGITMINUTE:
511 case TWODIGITMINUTE:
512 date->wMinute = wrap(date->wMinute, delta, 0, 59);
513 break;
514 case ONEDIGITSECOND:
515 case TWODIGITSECOND:
516 date->wSecond = wrap(date->wSecond, delta, 0, 59);
517 break;
518 case FORMATCALLBACK:
519 FIXME ("Not implemented\n");
520 break;
521 }
522
523 /* FYI: On 1752/9/14 the calendar changed and England and the
524 * American colonies changed to the Gregorian calendar. This change
525 * involved having September 14th follow September 2nd. So no date
526 * algorithm works before that date.
527 */
528 if (10000 * date->wYear + 100 * date->wMonth + date->wDay < 17520914) {
529 date->wYear = 1752;
530 date->wMonth = 9;
531 date->wDay = 14;
532 date->wSecond = 0;
533 date->wMinute = 0;
534 date->wHour = 0;
535 }
536 }
537
538
539 static void
540 DATETIME_ReturnFieldWidth (const DATETIME_INFO *infoPtr, HDC hdc, int count, SHORT *fieldWidthPtr)
541 {
542 /* fields are a fixed width, determined by the largest possible string */
543 /* presumably, these widths should be language dependent */
544 static const WCHAR fld_d1W[] = { '2', 0 };
545 static const WCHAR fld_d2W[] = { '2', '2', 0 };
546 static const WCHAR fld_d4W[] = { '2', '2', '2', '2', 0 };
547 static const WCHAR fld_am1[] = { 'A', 0 };
548 static const WCHAR fld_am2[] = { 'A', 'M', 0 };
549 static const WCHAR fld_day[] = { 'W', 'e', 'd', 'n', 'e', 's', 'd', 'a', 'y', 0 };
550 static const WCHAR fld_day3[] = { 'W', 'e', 'd', 0 };
551 static const WCHAR fld_mon[] = { 'S', 'e', 'p', 't', 'e', 'm', 'b', 'e', 'r', 0 };
552 static const WCHAR fld_mon3[] = { 'D', 'e', 'c', 0 };
553 int spec;
554 WCHAR buffer[80];
555 LPCWSTR bufptr;
556 SIZE size;
557
558 TRACE ("%d,%d\n", infoPtr->nrFields, count);
559 if (count>infoPtr->nrFields || count < 0) {
560 WARN ("buffer overrun, have %d want %d\n", infoPtr->nrFields, count);
561 return;
562 }
563
564 if (!infoPtr->fieldspec) return;
565
566 spec = infoPtr->fieldspec[count];
567 if (spec & DT_STRING) {
568 int txtlen = infoPtr->buflen[count];
569
570 if (txtlen > 79)
571 txtlen = 79;
572 memcpy (buffer, infoPtr->textbuf + (spec &~ DT_STRING), txtlen * sizeof(WCHAR));
573 buffer[txtlen] = 0;
574 bufptr = buffer;
575 }
576 else {
577 switch (spec) {
578 case ONEDIGITDAY:
579 case ONEDIGIT12HOUR:
580 case ONEDIGIT24HOUR:
581 case ONEDIGITSECOND:
582 case ONEDIGITMINUTE:
583 case ONEDIGITMONTH:
584 case ONEDIGITYEAR:
585 /* these seem to use a two byte field */
586 case TWODIGITDAY:
587 case TWODIGIT12HOUR:
588 case TWODIGIT24HOUR:
589 case TWODIGITSECOND:
590 case TWODIGITMINUTE:
591 case TWODIGITMONTH:
592 case TWODIGITYEAR:
593 bufptr = fld_d2W;
594 break;
595 case INVALIDFULLYEAR:
596 case FULLYEAR:
597 bufptr = fld_d4W;
598 break;
599 case THREECHARDAY:
600 bufptr = fld_day3;
601 break;
602 case FULLDAY:
603 bufptr = fld_day;
604 break;
605 case THREECHARMONTH:
606 bufptr = fld_mon3;
607 break;
608 case FULLMONTH:
609 bufptr = fld_mon;
610 break;
611 case ONELETTERAMPM:
612 bufptr = fld_am1;
613 break;
614 case TWOLETTERAMPM:
615 bufptr = fld_am2;
616 break;
617 default:
618 bufptr = fld_d1W;
619 break;
620 }
621 }
622 GetTextExtentPoint32W (hdc, bufptr, strlenW(bufptr), &size);
623 *fieldWidthPtr = size.cx;
624 }
625
626 static void
627 DATETIME_Refresh (DATETIME_INFO *infoPtr, HDC hdc)
628 {
629 int i,prevright;
630 RECT *field;
631 RECT *rcDraw = &infoPtr->rcDraw;
632 RECT *calbutton = &infoPtr->calbutton;
633 RECT *checkbox = &infoPtr->checkbox;
634 SIZE size;
635 COLORREF oldTextColor;
636 SHORT fieldWidth = 0;
637
638 /* draw control edge */
639 TRACE("\n");
640
641 if (infoPtr->dateValid) {
642 HFONT oldFont = SelectObject (hdc, infoPtr->hFont);
643 INT oldBkMode = SetBkMode (hdc, TRANSPARENT);
644 WCHAR txt[80];
645
646 DATETIME_ReturnTxt (infoPtr, 0, txt, sizeof(txt)/sizeof(txt[0]));
647 GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
648 rcDraw->bottom = size.cy + 2;
649
650 prevright = checkbox->right = ((infoPtr->dwStyle & DTS_SHOWNONE) ? 18 : 2);
651
652 for (i = 0; i < infoPtr->nrFields; i++) {
653 DATETIME_ReturnTxt (infoPtr, i, txt, sizeof(txt)/sizeof(txt[0]));
654 GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
655 DATETIME_ReturnFieldWidth (infoPtr, hdc, i, &fieldWidth);
656 field = &infoPtr->fieldRect[i];
657 field->left = prevright;
658 field->right = prevright + fieldWidth;
659 field->top = rcDraw->top;
660 field->bottom = rcDraw->bottom;
661 prevright = field->right;
662
663 if (infoPtr->dwStyle & WS_DISABLED)
664 oldTextColor = SetTextColor (hdc, comctl32_color.clrGrayText);
665 else if ((infoPtr->haveFocus) && (i == infoPtr->select)) {
666 /* fill if focussed */
667 HBRUSH hbr = CreateSolidBrush (comctl32_color.clrActiveCaption);
668 FillRect(hdc, field, hbr);
669 DeleteObject (hbr);
670 oldTextColor = SetTextColor (hdc, comctl32_color.clrWindow);
671 }
672 else
673 oldTextColor = SetTextColor (hdc, comctl32_color.clrWindowText);
674
675 /* draw the date text using the colour set above */
676 DrawTextW (hdc, txt, strlenW(txt), field, DT_RIGHT | DT_VCENTER | DT_SINGLELINE);
677 SetTextColor (hdc, oldTextColor);
678 }
679 SetBkMode (hdc, oldBkMode);
680 SelectObject (hdc, oldFont);
681 }
682
683 if (!(infoPtr->dwStyle & DTS_UPDOWN)) {
684 DrawFrameControl(hdc, calbutton, DFC_SCROLL,
685 DFCS_SCROLLDOWN | (infoPtr->bCalDepressed ? DFCS_PUSHED : 0) |
686 (infoPtr->dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0) );
687 }
688 }
689
690
691 static INT
692 DATETIME_HitTest (const DATETIME_INFO *infoPtr, POINT pt)
693 {
694 int i;
695
696 TRACE ("%d, %d\n", pt.x, pt.y);
697
698 if (PtInRect (&infoPtr->calbutton, pt)) return DTHT_MCPOPUP;
699 if (PtInRect (&infoPtr->checkbox, pt)) return DTHT_CHECKBOX;
700
701 for (i=0; i < infoPtr->nrFields; i++) {
702 if (PtInRect (&infoPtr->fieldRect[i], pt)) return i;
703 }
704
705 return DTHT_NONE;
706 }
707
708
709 static LRESULT
710 DATETIME_LButtonDown (DATETIME_INFO *infoPtr, INT x, INT y)
711 {
712 POINT pt;
713 int old, new;
714
715 pt.x = x;
716 pt.y = y;
717 old = infoPtr->select;
718 new = DATETIME_HitTest (infoPtr, pt);
719
720 /* FIXME: might be conditions where we don't want to update infoPtr->select */
721 infoPtr->select = new;
722
723 SetFocus(infoPtr->hwndSelf);
724
725 if (infoPtr->select == DTHT_MCPOPUP) {
726 RECT rcMonthCal;
727 SendMessageW(infoPtr->hMonthCal, MCM_GETMINREQRECT, 0, (LPARAM)&rcMonthCal);
728
729 /* FIXME: button actually is only depressed during dropdown of the */
730 /* calendar control and when the mouse is over the button window */
731 infoPtr->bCalDepressed = TRUE;
732
733 /* recalculate the position of the monthcal popup */
734 if(infoPtr->dwStyle & DTS_RIGHTALIGN)
735 infoPtr->monthcal_pos.x = infoPtr->calbutton.left -
736 (rcMonthCal.right - rcMonthCal.left);
737 else
738 /* FIXME: this should be after the area reserved for the checkbox */
739 infoPtr->monthcal_pos.x = infoPtr->rcDraw.left;
740
741 infoPtr->monthcal_pos.y = infoPtr->rcClient.bottom;
742 ClientToScreen (infoPtr->hwndSelf, &(infoPtr->monthcal_pos));
743 SetWindowPos(infoPtr->hMonthCal, 0, infoPtr->monthcal_pos.x,
744 infoPtr->monthcal_pos.y, rcMonthCal.right - rcMonthCal.left,
745 rcMonthCal.bottom - rcMonthCal.top, 0);
746
747 if(IsWindowVisible(infoPtr->hMonthCal)) {
748 ShowWindow(infoPtr->hMonthCal, SW_HIDE);
749 } else {
750 const SYSTEMTIME *lprgSysTimeArray = &infoPtr->date;
751 TRACE("update calendar %04d/%02d/%02d\n",
752 lprgSysTimeArray->wYear, lprgSysTimeArray->wMonth, lprgSysTimeArray->wDay);
753 SendMessageW(infoPtr->hMonthCal, MCM_SETCURSEL, 0, (LPARAM)(&infoPtr->date));
754
755 if (infoPtr->bDropdownEnabled)
756 ShowWindow(infoPtr->hMonthCal, SW_SHOW);
757 infoPtr->bDropdownEnabled = TRUE;
758 }
759
760 TRACE ("dt:%p mc:%p mc parent:%p, desktop:%p\n",
761 infoPtr->hwndSelf, infoPtr->hMonthCal, infoPtr->hwndNotify, GetDesktopWindow ());
762 DATETIME_SendSimpleNotify (infoPtr, DTN_DROPDOWN);
763 }
764
765 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
766
767 return 0;
768 }
769
770
771 static LRESULT
772 DATETIME_LButtonUp (DATETIME_INFO *infoPtr)
773 {
774 if(infoPtr->bCalDepressed) {
775 infoPtr->bCalDepressed = FALSE;
776 InvalidateRect(infoPtr->hwndSelf, &(infoPtr->calbutton), TRUE);
777 }
778
779 return 0;
780 }
781
782
783 static LRESULT
784 DATETIME_Paint (DATETIME_INFO *infoPtr, HDC hdc)
785 {
786 if (!hdc) {
787 PAINTSTRUCT ps;
788 hdc = BeginPaint (infoPtr->hwndSelf, &ps);
789 DATETIME_Refresh (infoPtr, hdc);
790 EndPaint (infoPtr->hwndSelf, &ps);
791 } else {
792 DATETIME_Refresh (infoPtr, hdc);
793 }
794
795 /* Not a click on the dropdown box, enabled it */
796 infoPtr->bDropdownEnabled = TRUE;
797
798 return 0;
799 }
800
801
802 static LRESULT
803 DATETIME_Button_Command (DATETIME_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
804 {
805 if( HIWORD(wParam) == BN_CLICKED) {
806 DWORD state = SendMessageW((HWND)lParam, BM_GETCHECK, 0, 0);
807 infoPtr->dateValid = (state == BST_CHECKED);
808 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
809 }
810 return 0;
811 }
812
813
814
815 static LRESULT
816 DATETIME_Command (DATETIME_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
817 {
818 TRACE("hwndbutton = %p\n", infoPtr->hwndCheckbut);
819 if(infoPtr->hwndCheckbut == (HWND)lParam)
820 return DATETIME_Button_Command(infoPtr, wParam, lParam);
821 return 0;
822 }
823
824
825 static LRESULT
826 DATETIME_Enable (DATETIME_INFO *infoPtr, BOOL bEnable)
827 {
828 TRACE("%p %s\n", infoPtr, bEnable ? "TRUE" : "FALSE");
829 if (bEnable)
830 infoPtr->dwStyle &= ~WS_DISABLED;
831 else
832 infoPtr->dwStyle |= WS_DISABLED;
833
834 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
835
836 return 0;
837 }
838
839
840 static LRESULT
841 DATETIME_EraseBackground (const DATETIME_INFO *infoPtr, HDC hdc)
842 {
843 HBRUSH hBrush, hSolidBrush = NULL;
844 RECT rc;
845
846 if (infoPtr->dwStyle & WS_DISABLED)
847 hBrush = hSolidBrush = CreateSolidBrush(comctl32_color.clrBtnFace);
848 else
849 {
850 hBrush = (HBRUSH)SendMessageW(infoPtr->hwndNotify, WM_CTLCOLOREDIT,
851 (WPARAM)hdc, (LPARAM)infoPtr->hwndSelf);
852 if (!hBrush)
853 hBrush = hSolidBrush = CreateSolidBrush(comctl32_color.clrWindow);
854 }
855
856 GetClientRect (infoPtr->hwndSelf, &rc);
857
858 FillRect (hdc, &rc, hBrush);
859
860 if (hSolidBrush)
861 DeleteObject(hSolidBrush);
862
863 return -1;
864 }
865
866
867 static LRESULT
868 DATETIME_Notify (DATETIME_INFO *infoPtr, LPNMHDR lpnmh)
869 {
870 TRACE ("Got notification %x from %p\n", lpnmh->code, lpnmh->hwndFrom);
871 TRACE ("info: %p %p %p\n", infoPtr->hwndSelf, infoPtr->hMonthCal, infoPtr->hUpdown);
872
873 if (lpnmh->code == MCN_SELECT) {
874 ShowWindow(infoPtr->hMonthCal, SW_HIDE);
875 infoPtr->dateValid = TRUE;
876 SendMessageW (infoPtr->hMonthCal, MCM_GETCURSEL, 0, (LPARAM)&infoPtr->date);
877 TRACE("got from calendar %04d/%02d/%02d day of week %d\n",
878 infoPtr->date.wYear, infoPtr->date.wMonth, infoPtr->date.wDay, infoPtr->date.wDayOfWeek);
879 SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_CHECKED, 0);
880 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
881 DATETIME_SendDateTimeChangeNotify (infoPtr);
882 }
883 if ((lpnmh->hwndFrom == infoPtr->hUpdown) && (lpnmh->code == UDN_DELTAPOS)) {
884 LPNMUPDOWN lpnmud = (LPNMUPDOWN)lpnmh;
885 TRACE("Delta pos %d\n", lpnmud->iDelta);
886 infoPtr->pendingUpdown = lpnmud->iDelta;
887 }
888 return 0;
889 }
890
891
892 static LRESULT
893 DATETIME_KeyDown (DATETIME_INFO *infoPtr, DWORD vkCode)
894 {
895 int fieldNum = infoPtr->select & DTHT_DATEFIELD;
896 int wrap = 0;
897
898 if (!(infoPtr->haveFocus)) return 0;
899 if ((fieldNum==0) && (infoPtr->select)) return 0;
900
901 if (infoPtr->select & FORMATCALLMASK) {
902 FIXME ("Callbacks not implemented yet\n");
903 }
904
905 if (vkCode >= '' && vkCode <= '9') {
906 /* this is a somewhat simplified version of what Windows does */
907 SYSTEMTIME *date = &infoPtr->date;
908 switch (infoPtr->fieldspec[fieldNum]) {
909 case ONEDIGITYEAR:
910 case TWODIGITYEAR:
911 date->wYear = date->wYear - (date->wYear%100) +
912 (date->wYear%10)*10 + (vkCode-'');
913 date->wDayOfWeek = DATETIME_CalculateDayOfWeek(
914 date->wDay,date->wMonth,date->wYear);
915 DATETIME_SendDateTimeChangeNotify (infoPtr);
916 break;
917 case INVALIDFULLYEAR:
918 case FULLYEAR:
919 date->wYear = (date->wYear%1000)*10 + (vkCode-'');
920 date->wDayOfWeek = DATETIME_CalculateDayOfWeek(
921 date->wDay,date->wMonth,date->wYear);
922 DATETIME_SendDateTimeChangeNotify (infoPtr);
923 break;
924 case ONEDIGITMONTH:
925 case TWODIGITMONTH:
926 if ((date->wMonth%10) > 1 || (vkCode-'') > 2)
927 date->wMonth = vkCode-'';
928 else
929 date->wMonth = (date->wMonth%10)*10+vkCode-'';
930 date->wDayOfWeek = DATETIME_CalculateDayOfWeek(
931 date->wDay,date->wMonth,date->wYear);
932 DATETIME_SendDateTimeChangeNotify (infoPtr);
933 break;
934 case ONEDIGITDAY:
935 case TWODIGITDAY:
936 /* probably better checking here would help */
937 if ((date->wDay%10) >= 3 && (vkCode-'') > 1)
938 date->wDay = vkCode-'';
939 else
940