2 * Date and time picker control
4 * Copyright 1998, 1999 Eric Kohl
5 * Copyright 1999, 2000 Alex Priem <alexp@sci.kun.nl>
6 * Copyright 2000 Chris Morgan <cmorgan@wpi.edu>
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.
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.
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
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.
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.
33 * -- DTS_SHORTDATECENTURYFORMAT
54 #include "wine/debug.h"
55 #include "wine/unicode.h"
57 WINE_DEFAULT_DEBUG_CHANNEL(datetime);
69 RECT rcClient; /* rect around the edge of the window */
70 RECT rcDraw; /* rect inside of the border */
71 RECT checkbox; /* checkbox allowing the control to be enabled/disabled */
72 RECT calbutton; /* button that toggles the dropdown of the monthcal control */
73 BOOL bCalDepressed; /* TRUE = cal button is depressed */
76 WCHAR charsEntered[4];
79 int nrFieldsAllocated;
88 } DATETIME_INFO, *LPDATETIME_INFO;
91 extern int MONTHCAL_MonthLength(int month, int year);
92 extern int MONTHCAL_CalculateDayOfWeek(SYSTEMTIME *date, BOOL inplace);
94 /* this list of defines is closely related to `allowedformatchars' defined
95 * in datetime.c; the high nibble indicates the `base type' of the format
97 * Do not change without first reading DATETIME_UseFormat.
101 #define DT_END_FORMAT 0
102 #define ONEDIGITDAY 0x01
103 #define TWODIGITDAY 0x02
104 #define THREECHARDAY 0x03
106 #define ONEDIGIT12HOUR 0x11
107 #define TWODIGIT12HOUR 0x12
108 #define ONEDIGIT24HOUR 0x21
109 #define TWODIGIT24HOUR 0x22
110 #define ONEDIGITMINUTE 0x31
111 #define TWODIGITMINUTE 0x32
112 #define ONEDIGITMONTH 0x41
113 #define TWODIGITMONTH 0x42
114 #define THREECHARMONTH 0x43
115 #define FULLMONTH 0x44
116 #define ONEDIGITSECOND 0x51
117 #define TWODIGITSECOND 0x52
118 #define ONELETTERAMPM 0x61
119 #define TWOLETTERAMPM 0x62
120 #define ONEDIGITYEAR 0x71
121 #define TWODIGITYEAR 0x72
122 #define INVALIDFULLYEAR 0x73 /* FIXME - yyy is not valid - we'll treat it as yyyy */
123 #define FULLYEAR 0x74
124 #define FORMATCALLBACK 0x81 /* -> maximum of 0x80 callbacks possible */
125 #define FORMATCALLMASK 0x80
126 #define DT_STRING 0x0100
128 #define DTHT_DATEFIELD 0xff /* for hit-testing */
130 #define DTHT_NONE 0x1000
131 #define DTHT_CHECKBOX 0x2000 /* these should end at '00' , to make */
132 #define DTHT_MCPOPUP 0x3000 /* & DTHT_DATEFIELD 0 when DATETIME_KeyDown */
133 #define DTHT_GOTFOCUS 0x4000 /* tests for date-fields */
134 #define DTHT_NODATEMASK 0xf000 /* to mask check and drop down from others */
136 static BOOL DATETIME_SendSimpleNotify (const DATETIME_INFO *infoPtr, UINT code);
137 static BOOL DATETIME_SendDateTimeChangeNotify (const DATETIME_INFO *infoPtr);
138 extern void MONTHCAL_CopyTime(const SYSTEMTIME *from, SYSTEMTIME *to);
139 static const WCHAR allowedformatchars[] = {'d', 'h', 'H', 'm', 'M', 's', 't', 'y', 'X', 0};
140 static const int maxrepetition [] = {4,2,2,2,4,2,2,4,-1};
144 DATETIME_GetSystemTime (const DATETIME_INFO *infoPtr, SYSTEMTIME *systime)
146 if (!systime) return GDT_NONE;
148 if ((infoPtr->dwStyle & DTS_SHOWNONE) &&
149 (SendMessageW (infoPtr->hwndCheckbut, BM_GETCHECK, 0, 0) == BST_UNCHECKED))
152 *systime = infoPtr->date;
159 DATETIME_SetSystemTime (DATETIME_INFO *infoPtr, DWORD flag, const SYSTEMTIME *systime)
161 if (!systime) return 0;
163 TRACE("%04d/%02d/%02d %02d:%02d:%02d\n",
164 systime->wYear, systime->wMonth, systime->wDay,
165 systime->wHour, systime->wMinute, systime->wSecond);
167 if (flag == GDT_VALID) {
168 if (systime->wYear < 1601 || systime->wYear > 30827 ||
169 systime->wMonth < 1 || systime->wMonth > 12 ||
171 systime->wDay > MONTHCAL_MonthLength(systime->wMonth, systime->wYear) ||
172 systime->wHour > 23 ||
173 systime->wMinute > 59 ||
174 systime->wSecond > 59 ||
175 systime->wMilliseconds > 999
179 infoPtr->dateValid = TRUE;
180 infoPtr->date = *systime;
181 /* always store a valid day of week */
182 MONTHCAL_CalculateDayOfWeek(&infoPtr->date, TRUE);
184 SendMessageW (infoPtr->hMonthCal, MCM_SETCURSEL, 0, (LPARAM)(&infoPtr->date));
185 SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_CHECKED, 0);
186 } else if ((infoPtr->dwStyle & DTS_SHOWNONE) && (flag == GDT_NONE)) {
187 infoPtr->dateValid = FALSE;
188 SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_UNCHECKED, 0);
193 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
199 * Split up a formattxt in actions.
200 * See ms documentation for the meaning of the letter codes/'specifiers'.
203 * *'dddddd' is handled as 'dddd' plus 'dd'.
204 * *unrecognized formats are strings (here given the type DT_STRING;
205 * start of the string is encoded in lower bits of DT_STRING.
206 * Therefore, 'string' ends finally up as '<show seconds>tring'.
210 DATETIME_UseFormat (DATETIME_INFO *infoPtr, LPCWSTR formattxt)
214 BOOL inside_literal = FALSE; /* inside '...' */
215 int *nrFields = &infoPtr->nrFields;
218 infoPtr->fieldspec[*nrFields] = 0;
219 len = strlenW(allowedformatchars);
222 for (i = 0; formattxt[i]; i++) {
223 TRACE ("\n%d %c:", i, formattxt[i]);
224 if (!inside_literal) {
225 for (j = 0; j < len; j++) {
226 if (allowedformatchars[j]==formattxt[i]) {
227 TRACE ("%c[%d,%x]", allowedformatchars[j], *nrFields, infoPtr->fieldspec[*nrFields]);
228 if ((*nrFields==0) && (infoPtr->fieldspec[*nrFields]==0)) {
229 infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
232 if (infoPtr->fieldspec[*nrFields] >> 4 != j) {
234 infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
237 if ((infoPtr->fieldspec[*nrFields] & 0x0f) == maxrepetition[j]) {
239 infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
242 infoPtr->fieldspec[*nrFields]++;
244 } /* if allowedformatchar */
250 if (formattxt[i] == '\'')
252 inside_literal = !inside_literal;
256 /* char is not a specifier: handle char like a string */
258 if ((*nrFields==0) && (infoPtr->fieldspec[*nrFields]==0)) {
259 infoPtr->fieldspec[*nrFields] = DT_STRING + k;
260 infoPtr->buflen[*nrFields] = 0;
261 } else if ((infoPtr->fieldspec[*nrFields] & DT_STRING) != DT_STRING) {
263 infoPtr->fieldspec[*nrFields] = DT_STRING + k;
264 infoPtr->buflen[*nrFields] = 0;
266 infoPtr->textbuf[k] = formattxt[i];
268 infoPtr->buflen[*nrFields]++;
271 if (*nrFields == infoPtr->nrFieldsAllocated) {
272 FIXME ("out of memory; should reallocate. crash ahead.\n");
278 if (infoPtr->fieldspec[*nrFields] != 0) (*nrFields)++;
283 DATETIME_SetFormatW (DATETIME_INFO *infoPtr, LPCWSTR format)
285 WCHAR format_buf[80];
290 if (infoPtr->dwStyle & DTS_LONGDATEFORMAT)
291 format_item = LOCALE_SLONGDATE;
292 else if ((infoPtr->dwStyle & DTS_TIMEFORMAT) == DTS_TIMEFORMAT)
293 format_item = LOCALE_STIMEFORMAT;
294 else /* DTS_SHORTDATEFORMAT */
295 format_item = LOCALE_SSHORTDATE;
296 GetLocaleInfoW(LOCALE_USER_DEFAULT, format_item, format_buf, sizeof(format_buf)/sizeof(format_buf[0]));
300 DATETIME_UseFormat (infoPtr, format);
301 InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
308 DATETIME_SetFormatA (DATETIME_INFO *infoPtr, LPCSTR lpszFormat)
312 INT len = MultiByteToWideChar(CP_ACP, 0, lpszFormat, -1, NULL, 0);
313 LPWSTR wstr = Alloc(len * sizeof(WCHAR));
314 if (wstr) MultiByteToWideChar(CP_ACP, 0, lpszFormat, -1, wstr, len);
315 retval = DATETIME_SetFormatW (infoPtr, wstr);
320 return DATETIME_SetFormatW (infoPtr, 0);
326 DATETIME_ReturnTxt (const DATETIME_INFO *infoPtr, int count, LPWSTR result, int resultSize)
328 static const WCHAR fmt_dW[] = { '%', 'd', 0 };
329 static const WCHAR fmt__2dW[] = { '%', '.', '2', 'd', 0 };
330 static const WCHAR fmt__3sW[] = { '%', '.', '3', 's', 0 };
331 SYSTEMTIME date = infoPtr->date;
336 TRACE ("%d,%d\n", infoPtr->nrFields, count);
337 if (count>infoPtr->nrFields || count < 0) {
338 WARN ("buffer overrun, have %d want %d\n", infoPtr->nrFields, count);
342 if (!infoPtr->fieldspec) return;
344 spec = infoPtr->fieldspec[count];
345 if (spec & DT_STRING) {
346 int txtlen = infoPtr->buflen[count];
348 if (txtlen > resultSize)
349 txtlen = resultSize - 1;
350 memcpy (result, infoPtr->textbuf + (spec &~ DT_STRING), txtlen * sizeof(WCHAR));
352 TRACE ("arg%d=%x->[%s]\n", count, infoPtr->fieldspec[count], debugstr_w(result));
362 wsprintfW (result, fmt_dW, date.wDay);
365 wsprintfW (result, fmt__2dW, date.wDay);
368 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1+(date.wDayOfWeek+6)%7, result, 4);
369 /*wsprintfW (result,"%.3s",days[date.wDayOfWeek]);*/
372 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SDAYNAME1+(date.wDayOfWeek+6)%7, result, resultSize);
375 if (date.wHour == 0) {
381 wsprintfW (result, fmt_dW, date.wHour - (date.wHour > 12 ? 12 : 0));
384 if (date.wHour == 0) {
390 wsprintfW (result, fmt__2dW, date.wHour - (date.wHour > 12 ? 12 : 0));
393 wsprintfW (result, fmt_dW, date.wHour);
396 wsprintfW (result, fmt__2dW, date.wHour);
399 wsprintfW (result, fmt_dW, date.wSecond);
402 wsprintfW (result, fmt__2dW, date.wSecond);
405 wsprintfW (result, fmt_dW, date.wMinute);
408 wsprintfW (result, fmt__2dW, date.wMinute);
411 wsprintfW (result, fmt_dW, date.wMonth);
414 wsprintfW (result, fmt__2dW, date.wMonth);
417 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+date.wMonth -1,
418 buffer, sizeof(buffer)/sizeof(buffer[0]));
419 wsprintfW (result, fmt__3sW, buffer);
422 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+date.wMonth -1,
426 result[0] = (date.wHour < 12 ? 'A' : 'P');
430 result[0] = (date.wHour < 12 ? 'A' : 'P');
435 FIXME ("Not implemented\n");
440 wsprintfW (result, fmt_dW, date.wYear-10* (int) floor(date.wYear/10));
443 wsprintfW (result, fmt__2dW, date.wYear-100* (int) floor(date.wYear/100));
445 case INVALIDFULLYEAR:
447 wsprintfW (result, fmt_dW, date.wYear);
451 TRACE ("arg%d=%x->[%s]\n", count, infoPtr->fieldspec[count], debugstr_w(result));
454 static int wrap(int val, int delta, int minVal, int maxVal)
457 if (delta == INT_MIN || val < minVal) return maxVal;
458 if (delta == INT_MAX || val > maxVal) return minVal;
463 DATETIME_IncreaseField (DATETIME_INFO *infoPtr, int number, int delta)
465 SYSTEMTIME *date = &infoPtr->date;
467 TRACE ("%d\n", number);
468 if ((number > infoPtr->nrFields) || (number < 0)) return;
470 if ((infoPtr->fieldspec[number] & DTHT_DATEFIELD) == 0) return;
472 switch (infoPtr->fieldspec[number]) {
476 date->wYear = wrap(date->wYear, delta, 1752, 9999);
477 if (date->wDay > MONTHCAL_MonthLength(date->wMonth, date->wYear))
478 /* This can happen when moving away from a leap year. */
479 date->wDay = MONTHCAL_MonthLength(date->wMonth, date->wYear);
480 MONTHCAL_CalculateDayOfWeek(date, TRUE);
486 date->wMonth = wrap(date->wMonth, delta, 1, 12);
487 MONTHCAL_CalculateDayOfWeek(date, TRUE);
494 date->wDay = wrap(date->wDay, delta, 1, MONTHCAL_MonthLength(date->wMonth, date->wYear));
495 MONTHCAL_CalculateDayOfWeek(date, TRUE);
505 date->wHour = wrap(date->wHour, delta, 0, 23);
509 date->wMinute = wrap(date->wMinute, delta, 0, 59);
513 date->wSecond = wrap(date->wSecond, delta, 0, 59);
516 FIXME ("Not implemented\n");
520 /* FYI: On 1752/9/14 the calendar changed and England and the
521 * American colonies changed to the Gregorian calendar. This change
522 * involved having September 14th follow September 2nd. So no date
523 * algorithm works before that date.
525 if (10000 * date->wYear + 100 * date->wMonth + date->wDay < 17520914) {
537 DATETIME_ReturnFieldWidth (const DATETIME_INFO *infoPtr, HDC hdc, int count, SHORT *width)
539 /* fields are a fixed width, determined by the largest possible string */
540 /* presumably, these widths should be language dependent */
541 static const WCHAR fld_d1W[] = { '2', 0 };
542 static const WCHAR fld_d2W[] = { '2', '2', 0 };
543 static const WCHAR fld_d4W[] = { '2', '2', '2', '2', 0 };
544 static const WCHAR fld_am1[] = { 'A', 0 };
545 static const WCHAR fld_am2[] = { 'A', 'M', 0 };
551 TRACE ("%d,%d\n", infoPtr->nrFields, count);
552 if (count>infoPtr->nrFields || count < 0) {
553 WARN ("buffer overrun, have %d want %d\n", infoPtr->nrFields, count);
557 if (!infoPtr->fieldspec) return;
559 spec = infoPtr->fieldspec[count];
560 if (spec & DT_STRING) {
561 int txtlen = infoPtr->buflen[count];
565 memcpy (buffer, infoPtr->textbuf + (spec &~ DT_STRING), txtlen * sizeof(WCHAR));
578 /* these seem to use a two byte field */
588 case INVALIDFULLYEAR:
597 static const WCHAR fld_day[] = {'W','e','d','n','e','s','d','a','y',0};
598 static const WCHAR fld_abbrday[] = {'W','e','d',0};
599 static const WCHAR fld_mon[] = {'S','e','p','t','e','m','b','e','r',0};
600 static const WCHAR fld_abbrmon[] = {'D','e','c',0};
607 /* choose locale data type and fallback string */
611 lctype = LOCALE_SABBREVDAYNAME1;
616 lctype = LOCALE_SDAYNAME1;
621 lctype = LOCALE_SABBREVMONTHNAME1;
624 default: /* FULLMONTH */
626 lctype = LOCALE_SMONTHNAME1;
632 for (i = 0; i < max_count; i++)
634 if(GetLocaleInfoW(LOCALE_USER_DEFAULT, lctype + i,
635 buffer, lstrlenW(buffer)))
637 GetTextExtentPoint32W(hdc, buffer, lstrlenW(buffer), &size);
638 if (size.cx > cx) cx = size.cx;
640 else /* locale independent fallback on failure */
642 GetTextExtentPoint32W(hdc, fall, lstrlenW(fall), &size);
661 GetTextExtentPoint32W (hdc, bufptr, strlenW(bufptr), &size);
666 DATETIME_Refresh (DATETIME_INFO *infoPtr, HDC hdc)
670 if (infoPtr->dateValid) {
673 RECT *rcDraw = &infoPtr->rcDraw;
675 COLORREF oldTextColor;
676 SHORT fieldWidth = 0;
677 HFONT oldFont = SelectObject (hdc, infoPtr->hFont);
678 INT oldBkMode = SetBkMode (hdc, TRANSPARENT);
681 DATETIME_ReturnTxt (infoPtr, 0, txt, sizeof(txt)/sizeof(txt[0]));
682 GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
683 rcDraw->bottom = size.cy + 2;
685 prevright = infoPtr->checkbox.right = ((infoPtr->dwStyle & DTS_SHOWNONE) ? 18 : 2);
687 for (i = 0; i < infoPtr->nrFields; i++) {
688 DATETIME_ReturnTxt (infoPtr, i, txt, sizeof(txt)/sizeof(txt[0]));
689 GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
690 DATETIME_ReturnFieldWidth (infoPtr, hdc, i, &fieldWidth);
691 field = &infoPtr->fieldRect[i];
692 field->left = prevright;
693 field->right = prevright + fieldWidth;
694 field->top = rcDraw->top;
695 field->bottom = rcDraw->bottom;
696 prevright = field->right;
698 if (infoPtr->dwStyle & WS_DISABLED)
699 oldTextColor = SetTextColor (hdc, comctl32_color.clrGrayText);
700 else if ((infoPtr->haveFocus) && (i == infoPtr->select)) {
703 /* fill if focused */
704 HBRUSH hbr = CreateSolidBrush (comctl32_color.clrActiveCaption);
706 if (infoPtr->nCharsEntered)
708 memcpy(txt, infoPtr->charsEntered, infoPtr->nCharsEntered * sizeof(WCHAR));
709 txt[infoPtr->nCharsEntered] = 0;
710 GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
715 selection.right = size.cx;
716 selection.bottom = size.cy;
717 /* center rectangle */
718 OffsetRect(&selection, (field->right + field->left - size.cx)/2,
719 (field->bottom - size.cy)/2);
721 FillRect(hdc, &selection, hbr);
723 oldTextColor = SetTextColor (hdc, comctl32_color.clrWindow);
726 oldTextColor = SetTextColor (hdc, comctl32_color.clrWindowText);
728 /* draw the date text using the colour set above */
729 DrawTextW (hdc, txt, strlenW(txt), field, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
730 SetTextColor (hdc, oldTextColor);
732 SetBkMode (hdc, oldBkMode);
733 SelectObject (hdc, oldFont);
736 if (!(infoPtr->dwStyle & DTS_UPDOWN)) {
737 DrawFrameControl(hdc, &infoPtr->calbutton, DFC_SCROLL,
738 DFCS_SCROLLDOWN | (infoPtr->bCalDepressed ? DFCS_PUSHED : 0) |
739 (infoPtr->dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0) );
745 DATETIME_HitTest (const DATETIME_INFO *infoPtr, POINT pt)
749 TRACE ("%d, %d\n", pt.x, pt.y);
751 if (PtInRect (&infoPtr->calbutton, pt)) return DTHT_MCPOPUP;
752 if (PtInRect (&infoPtr->checkbox, pt)) return DTHT_CHECKBOX;
754 for (i = 0; i < infoPtr->nrFields; i++) {
755 if (PtInRect (&infoPtr->fieldRect[i], pt)) return i;
761 /* Returns index of a closest date field from given counting to left
762 or -1 if there's no such fields at left */
763 static int DATETIME_GetPrevDateField(const DATETIME_INFO *infoPtr, int i)
765 for(--i; i >= 0; i--)
767 if (infoPtr->fieldspec[i] & DTHT_DATEFIELD) return i;
773 DATETIME_ApplySelectedField (DATETIME_INFO *infoPtr)
775 int fieldNum = infoPtr->select & DTHT_DATEFIELD;
776 int i, val=0, clamp_day=0;
777 SYSTEMTIME date = infoPtr->date;
779 if (infoPtr->select == -1 || infoPtr->nCharsEntered == 0)
782 for (i=0; i<infoPtr->nCharsEntered; i++)
783 val = val * 10 + infoPtr->charsEntered[i] - '0';
785 infoPtr->nCharsEntered = 0;
787 switch (infoPtr->fieldspec[fieldNum]) {
790 date.wYear = date.wYear - (date.wYear%100) + val;
793 case INVALIDFULLYEAR:
811 /* FIXME: Preserve AM/PM for 12HOUR? */
824 if (clamp_day && date.wDay > MONTHCAL_MonthLength(date.wMonth, date.wYear))
825 date.wDay = MONTHCAL_MonthLength(date.wMonth, date.wYear);
827 if (DATETIME_SetSystemTime(infoPtr, GDT_VALID, &date))
828 DATETIME_SendDateTimeChangeNotify (infoPtr);
832 DATETIME_SetSelectedField (DATETIME_INFO *infoPtr, int select)
834 DATETIME_ApplySelectedField(infoPtr);
836 infoPtr->select = select;
837 infoPtr->nCharsEntered = 0;
841 DATETIME_LButtonDown (DATETIME_INFO *infoPtr, INT x, INT y)
848 new = DATETIME_HitTest (infoPtr, pt);
850 SetFocus(infoPtr->hwndSelf);
852 if (!(new & DTHT_NODATEMASK) || (new == DTHT_NONE))
854 if (new == DTHT_NONE)
855 new = infoPtr->nrFields - 1;
858 /* hitting string part moves selection to next date field to left */
859 if (infoPtr->fieldspec[new] & DT_STRING)
861 new = DATETIME_GetPrevDateField(infoPtr, new);
862 if (new == -1) return 0;
864 /* never select full day of week */
865 if (infoPtr->fieldspec[new] == FULLDAY) return 0;
869 DATETIME_SetSelectedField(infoPtr, new);
871 if (infoPtr->select == DTHT_MCPOPUP) {
874 SendMessageW(infoPtr->hMonthCal, MCM_GETMINREQRECT, 0, (LPARAM)&rcMonthCal);
876 /* FIXME: button actually is only depressed during dropdown of the */
877 /* calendar control and when the mouse is over the button window */
878 infoPtr->bCalDepressed = TRUE;
880 /* recalculate the position of the monthcal popup */
881 if(infoPtr->dwStyle & DTS_RIGHTALIGN)
882 pos.x = infoPtr->calbutton.left - (rcMonthCal.right - rcMonthCal.left);
884 /* FIXME: this should be after the area reserved for the checkbox */
885 pos.x = infoPtr->rcDraw.left;
887 pos.y = infoPtr->rcClient.bottom;
888 OffsetRect( &rcMonthCal, pos.x, pos.y );
889 MapWindowPoints( infoPtr->hwndSelf, 0, (POINT *)&rcMonthCal, 2 );
890 SetWindowPos(infoPtr->hMonthCal, 0, rcMonthCal.left, rcMonthCal.top,
891 rcMonthCal.right - rcMonthCal.left, rcMonthCal.bottom - rcMonthCal.top, 0);
893 if(IsWindowVisible(infoPtr->hMonthCal)) {
894 ShowWindow(infoPtr->hMonthCal, SW_HIDE);
895 infoPtr->bDropdownEnabled = FALSE;
896 DATETIME_SendSimpleNotify (infoPtr, DTN_CLOSEUP);
898 const SYSTEMTIME *lprgSysTimeArray = &infoPtr->date;
899 TRACE("update calendar %04d/%02d/%02d\n",
900 lprgSysTimeArray->wYear, lprgSysTimeArray->wMonth, lprgSysTimeArray->wDay);
901 SendMessageW(infoPtr->hMonthCal, MCM_SETCURSEL, 0, (LPARAM)(&infoPtr->date));
903 if (infoPtr->bDropdownEnabled) {
904 ShowWindow(infoPtr->hMonthCal, SW_SHOW);
905 DATETIME_SendSimpleNotify (infoPtr, DTN_DROPDOWN);
907 infoPtr->bDropdownEnabled = TRUE;
910 TRACE ("dt:%p mc:%p mc parent:%p, desktop:%p\n",
911 infoPtr->hwndSelf, infoPtr->hMonthCal, infoPtr->hwndNotify, GetDesktopWindow ());
914 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
921 DATETIME_LButtonUp (DATETIME_INFO *infoPtr)
923 if(infoPtr->bCalDepressed) {
924 infoPtr->bCalDepressed = FALSE;
925 InvalidateRect(infoPtr->hwndSelf, &(infoPtr->calbutton), TRUE);
933 DATETIME_Paint (DATETIME_INFO *infoPtr, HDC hdc)
937 hdc = BeginPaint (infoPtr->hwndSelf, &ps);
938 DATETIME_Refresh (infoPtr, hdc);
939 EndPaint (infoPtr->hwndSelf, &ps);
941 DATETIME_Refresh (infoPtr, hdc);
944 /* Not a click on the dropdown box, enabled it */
945 infoPtr->bDropdownEnabled = TRUE;
952 DATETIME_Button_Command (DATETIME_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
954 if( HIWORD(wParam) == BN_CLICKED) {
955 DWORD state = SendMessageW((HWND)lParam, BM_GETCHECK, 0, 0);
956 infoPtr->dateValid = (state == BST_CHECKED);
957 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
965 DATETIME_Command (DATETIME_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
967 TRACE("hwndbutton = %p\n", infoPtr->hwndCheckbut);
968 if(infoPtr->hwndCheckbut == (HWND)lParam)
969 return DATETIME_Button_Command(infoPtr, wParam, lParam);
975 DATETIME_Enable (DATETIME_INFO *infoPtr, BOOL bEnable)
977 TRACE("%p %s\n", infoPtr, bEnable ? "TRUE" : "FALSE");
979 infoPtr->dwStyle &= ~WS_DISABLED;
981 infoPtr->dwStyle |= WS_DISABLED;
983 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
990 DATETIME_EraseBackground (const DATETIME_INFO *infoPtr, HDC hdc)
992 HBRUSH hBrush, hSolidBrush = NULL;
995 if (infoPtr->dwStyle & WS_DISABLED)
996 hBrush = hSolidBrush = CreateSolidBrush(comctl32_color.clrBtnFace);
999 hBrush = (HBRUSH)SendMessageW(infoPtr->hwndNotify, WM_CTLCOLOREDIT,
1000 (WPARAM)hdc, (LPARAM)infoPtr->hwndSelf);
1002 hBrush = hSolidBrush = CreateSolidBrush(comctl32_color.clrWindow);
1005 GetClientRect (infoPtr->hwndSelf, &rc);
1007 FillRect (hdc, &rc, hBrush);
1010 DeleteObject(hSolidBrush);
1017 DATETIME_Notify (DATETIME_INFO *infoPtr, const NMHDR *lpnmh)
1019 TRACE ("Got notification %x from %p\n", lpnmh->code, lpnmh->hwndFrom);
1020 TRACE ("info: %p %p %p\n", infoPtr->hwndSelf, infoPtr->hMonthCal, infoPtr->hUpdown);
1022 if (lpnmh->code == MCN_SELECT) {
1023 ShowWindow(infoPtr->hMonthCal, SW_HIDE);
1024 infoPtr->dateValid = TRUE;
1025 SendMessageW (infoPtr->hMonthCal, MCM_GETCURSEL, 0, (LPARAM)&infoPtr->date);
1026 TRACE("got from calendar %04d/%02d/%02d day of week %d\n",
1027 infoPtr->date.wYear, infoPtr->date.wMonth, infoPtr->date.wDay, infoPtr->date.wDayOfWeek);
1028 SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_CHECKED, 0);
1029 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1030 DATETIME_SendDateTimeChangeNotify (infoPtr);
1031 DATETIME_SendSimpleNotify(infoPtr, DTN_CLOSEUP);
1033 if ((lpnmh->hwndFrom == infoPtr->hUpdown) && (lpnmh->code == UDN_DELTAPOS)) {
1034 const NM_UPDOWN *lpnmud = (const NM_UPDOWN*)lpnmh;
1035 TRACE("Delta pos %d\n", lpnmud->iDelta);
1036 infoPtr->pendingUpdown = lpnmud->iDelta;
1043 DATETIME_KeyDown (DATETIME_INFO *infoPtr, DWORD vkCode)
1045 int fieldNum = infoPtr->select & DTHT_DATEFIELD;
1049 if (!(infoPtr->haveFocus)) return 0;
1050 if ((fieldNum==0) && (infoPtr->select)) return 0;
1052 if (infoPtr->select & FORMATCALLMASK) {
1053 FIXME ("Callbacks not implemented yet\n");
1059 infoPtr->nCharsEntered = 0;
1060 DATETIME_IncreaseField (infoPtr, fieldNum, 1);
1061 DATETIME_SendDateTimeChangeNotify (infoPtr);
1065 infoPtr->nCharsEntered = 0;
1066 DATETIME_IncreaseField (infoPtr, fieldNum, -1);
1067 DATETIME_SendDateTimeChangeNotify (infoPtr);
1070 infoPtr->nCharsEntered = 0;
1071 DATETIME_IncreaseField (infoPtr, fieldNum, INT_MIN);
1072 DATETIME_SendDateTimeChangeNotify (infoPtr);
1075 infoPtr->nCharsEntered = 0;
1076 DATETIME_IncreaseField (infoPtr, fieldNum, INT_MAX);
1077 DATETIME_SendDateTimeChangeNotify (infoPtr);
1080 new = infoPtr->select;
1088 } while ((infoPtr->fieldspec[new] & DT_STRING) && (wrap<2));
1089 if (new != infoPtr->select)
1090 DATETIME_SetSelectedField(infoPtr, new);
1093 new = infoPtr->select;
1096 if (new==infoPtr->nrFields) {
1100 } while ((infoPtr->fieldspec[new] & DT_STRING) && (wrap<2));
1101 if (new != infoPtr->select)
1102 DATETIME_SetSelectedField(infoPtr, new);
1106 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1113 DATETIME_Char (DATETIME_INFO *infoPtr, WPARAM vkCode)
1115 int fieldNum = infoPtr->select & DTHT_DATEFIELD;
1117 if (vkCode >= '0' && vkCode <= '9') {
1121 infoPtr->charsEntered[infoPtr->nCharsEntered++] = vkCode;
1123 fieldSpec = infoPtr->fieldspec[fieldNum];
1125 if (fieldSpec == INVALIDFULLYEAR || fieldSpec == FULLYEAR)
1130 if (maxChars == infoPtr->nCharsEntered)
1131 DATETIME_ApplySelectedField(infoPtr);
1138 DATETIME_VScroll (DATETIME_INFO *infoPtr, WORD wScroll)
1140 int fieldNum = infoPtr->select & DTHT_DATEFIELD;
1142 if ((SHORT)LOWORD(wScroll) != SB_THUMBPOSITION) return 0;
1143 if (!(infoPtr->haveFocus)) return 0;
1144 if ((fieldNum==0) && (infoPtr->select)) return 0;
1146 if (infoPtr->pendingUpdown >= 0) {
1147 DATETIME_IncreaseField (infoPtr, fieldNum, 1);
1148 DATETIME_SendDateTimeChangeNotify (infoPtr);
1151 DATETIME_IncreaseField (infoPtr, fieldNum, -1);
1152 DATETIME_SendDateTimeChangeNotify (infoPtr);
1155 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1162 DATETIME_KillFocus (DATETIME_INFO *infoPtr, HWND lostFocus)
1164 TRACE("lost focus to %p\n", lostFocus);
1166 if (infoPtr->haveFocus) {
1167 DATETIME_SendSimpleNotify (infoPtr, NM_KILLFOCUS);
1168 infoPtr->haveFocus = 0;
1169 DATETIME_SetSelectedField (infoPtr, -1);
1172 InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
1179 DATETIME_NCCreate (HWND hwnd, const CREATESTRUCTW *lpcs)
1181 DWORD dwExStyle = GetWindowLongW(hwnd, GWL_EXSTYLE);
1182 /* force control to have client edge */
1183 dwExStyle |= WS_EX_CLIENTEDGE;
1184 SetWindowLongW(hwnd, GWL_EXSTYLE, dwExStyle);
1186 return DefWindowProcW(hwnd, WM_NCCREATE, 0, (LPARAM)lpcs);
1191 DATETIME_SetFocus (DATETIME_INFO *infoPtr, HWND lostFocus)
1193 TRACE("got focus from %p\n", lostFocus);
1195 /* if monthcal is open and it loses focus, close monthcal */
1196 if (infoPtr->hMonthCal && (lostFocus == infoPtr->hMonthCal) &&
1197 IsWindowVisible(infoPtr->hMonthCal))
1199 ShowWindow(infoPtr->hMonthCal, SW_HIDE);
1200 DATETIME_SendSimpleNotify(infoPtr, DTN_CLOSEUP);
1201 /* note: this get triggered even if monthcal loses focus to a dropdown
1202 * box click, which occurs without an intermediate WM_PAINT call
1204 infoPtr->bDropdownEnabled = FALSE;
1208 if (infoPtr->haveFocus == 0) {
1209 DATETIME_SendSimpleNotify (infoPtr, NM_SETFOCUS);
1210 infoPtr->haveFocus = DTHT_GOTFOCUS;
1213 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1220 DATETIME_SendDateTimeChangeNotify (const DATETIME_INFO *infoPtr)
1222 NMDATETIMECHANGE dtdtc;
1224 dtdtc.nmhdr.hwndFrom = infoPtr->hwndSelf;
1225 dtdtc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1226 dtdtc.nmhdr.code = DTN_DATETIMECHANGE;
1228 dtdtc.dwFlags = infoPtr->dateValid ? GDT_VALID : GDT_NONE;
1230 dtdtc.st = infoPtr->date;
1231 return (BOOL) SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
1232 dtdtc.nmhdr.idFrom, (LPARAM)&dtdtc);
1237 DATETIME_SendSimpleNotify (const DATETIME_INFO *infoPtr, UINT code)
1241 TRACE("%x\n", code);
1242 nmhdr.hwndFrom = infoPtr->hwndSelf;
1243 nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1246 return (BOOL) SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
1247 nmhdr.idFrom, (LPARAM)&nmhdr);
1251 DATETIME_Size (DATETIME_INFO *infoPtr, INT width, INT height)
1254 infoPtr->rcClient.bottom = height;
1255 infoPtr->rcClient.right = width;
1257 TRACE("Height=%d, Width=%d\n", infoPtr->rcClient.bottom, infoPtr->rcClient.right);
1259 infoPtr->rcDraw = infoPtr->rcClient;
1261 if (infoPtr->dwStyle & DTS_UPDOWN) {
1262 SetWindowPos(infoPtr->hUpdown, NULL,
1263 infoPtr->rcClient.right-14, 0,
1264 15, infoPtr->rcClient.bottom - infoPtr->rcClient.top,
1265 SWP_NOACTIVATE | SWP_NOZORDER);
1268 /* set the size of the button that drops the calendar down */
1269 /* FIXME: account for style that allows button on left side */
1270 infoPtr->calbutton.top = infoPtr->rcDraw.top;
1271 infoPtr->calbutton.bottom= infoPtr->rcDraw.bottom;
1272 infoPtr->calbutton.left = infoPtr->rcDraw.right-15;
1273 infoPtr->calbutton.right = infoPtr->rcDraw.right;
1276 /* set enable/disable button size for show none style being enabled */
1277 /* FIXME: these dimensions are completely incorrect */
1278 infoPtr->checkbox.top = infoPtr->rcDraw.top;
1279 infoPtr->checkbox.bottom = infoPtr->rcDraw.bottom;
1280 infoPtr->checkbox.left = infoPtr->rcDraw.left;
1281 infoPtr->checkbox.right = infoPtr->rcDraw.left + 10;
1283 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1289 DATETIME_StyleChanging(DATETIME_INFO *infoPtr, WPARAM wStyleType, STYLESTRUCT *lpss)
1291 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
1292 wStyleType, lpss->styleOld, lpss->styleNew);
1294 /* block DTS_SHOWNONE change */
1295 if ((lpss->styleNew ^ lpss->styleOld) & DTS_SHOWNONE)
1297 if (lpss->styleOld & DTS_SHOWNONE)
1298 lpss->styleNew |= DTS_SHOWNONE;
1300 lpss->styleNew &= ~DTS_SHOWNONE;
1307 DATETIME_StyleChanged(DATETIME_INFO *infoPtr, WPARAM wStyleType, const STYLESTRUCT *lpss)
1309 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
1310 wStyleType, lpss->styleOld, lpss->styleNew);
1312 if (wStyleType != GWL_STYLE) return 0;
1314 infoPtr->dwStyle = lpss->styleNew;
1316 if ( !(lpss->styleOld & DTS_SHOWNONE) && (lpss->styleNew & DTS_SHOWNONE) ) {
1317 infoPtr->hwndCheckbut = CreateWindowExW (0, WC_BUTTONW, 0, WS_CHILD | WS_VISIBLE | BS_AUTOCHECKBOX,
1318 2, 2, 13, 13, infoPtr->hwndSelf, 0,
1319 (HINSTANCE)GetWindowLongPtrW (infoPtr->hwndSelf, GWLP_HINSTANCE), 0);
1320 SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, 1, 0);
1322 if ( (lpss->styleOld & DTS_SHOWNONE) && !(lpss->styleNew & DTS_SHOWNONE) ) {
1323 DestroyWindow(infoPtr->hwndCheckbut);
1324 infoPtr->hwndCheckbut = 0;
1326 if ( !(lpss->styleOld & DTS_UPDOWN) && (lpss->styleNew & DTS_UPDOWN) ) {
1327 infoPtr->hUpdown = CreateUpDownControl (WS_CHILD | WS_BORDER | WS_VISIBLE, 120, 1, 20, 20,
1328 infoPtr->hwndSelf, 1, 0, 0, UD_MAXVAL, UD_MINVAL, 0);
1330 if ( (lpss->styleOld & DTS_UPDOWN) && !(lpss->styleNew & DTS_UPDOWN) ) {
1331 DestroyWindow(infoPtr->hUpdown);
1332 infoPtr->hUpdown = 0;
1335 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1341 DATETIME_SetFont (DATETIME_INFO *infoPtr, HFONT font, BOOL repaint)
1343 infoPtr->hFont = font;
1344 if (repaint) InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1350 DATETIME_Create (HWND hwnd, const CREATESTRUCTW *lpcs)
1352 DATETIME_INFO *infoPtr = Alloc (sizeof(DATETIME_INFO));
1353 STYLESTRUCT ss = { 0, lpcs->style };
1355 if (!infoPtr) return -1;
1357 infoPtr->hwndSelf = hwnd;
1358 infoPtr->dwStyle = lpcs->style;
1360 infoPtr->nrFieldsAllocated = 32;
1361 infoPtr->fieldspec = Alloc (infoPtr->nrFieldsAllocated * sizeof(int));
1362 infoPtr->fieldRect = Alloc (infoPtr->nrFieldsAllocated * sizeof(RECT));
1363 infoPtr->buflen = Alloc (infoPtr->nrFieldsAllocated * sizeof(int));
1364 infoPtr->hwndNotify = lpcs->hwndParent;
1365 infoPtr->select = -1; /* initially, nothing is selected */
1366 infoPtr->bDropdownEnabled = TRUE;
1368 DATETIME_StyleChanged(infoPtr, GWL_STYLE, &ss);
1369 DATETIME_SetFormatW (infoPtr, 0);
1371 /* create the monthcal control */
1372 infoPtr->hMonthCal = CreateWindowExW (0, MONTHCAL_CLASSW, 0, WS_BORDER | WS_POPUP | WS_CLIPSIBLINGS,
1373 0, 0, 0, 0, infoPtr->hwndSelf, 0, 0, 0);
1375 /* initialize info structure */
1376 GetLocalTime (&infoPtr->date);
1377 infoPtr->dateValid = TRUE;
1378 infoPtr->hFont = GetStockObject(DEFAULT_GUI_FONT);
1380 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
1388 DATETIME_Destroy (DATETIME_INFO *infoPtr)
1390 if (infoPtr->hwndCheckbut)
1391 DestroyWindow(infoPtr->hwndCheckbut);
1392 if (infoPtr->hUpdown)
1393 DestroyWindow(infoPtr->hUpdown);
1394 if (infoPtr->hMonthCal)
1395 DestroyWindow(infoPtr->hMonthCal);
1396 SetWindowLongPtrW( infoPtr->hwndSelf, 0, 0 ); /* clear infoPtr */
1397 Free (infoPtr->buflen);
1398 Free (infoPtr->fieldRect);
1399 Free (infoPtr->fieldspec);
1406 DATETIME_GetText (const DATETIME_INFO *infoPtr, INT count, LPWSTR dst)
1411 if (!dst || (count <= 0)) return 0;
1414 for (i = 0; i < infoPtr->nrFields; i++)
1416 DATETIME_ReturnTxt(infoPtr, i, buf, sizeof(buf)/sizeof(buf[0]));
1417 if ((strlenW(dst) + strlenW(buf)) < count)
1421 return strlenW(dst);
1425 static LRESULT WINAPI
1426 DATETIME_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1428 DATETIME_INFO *infoPtr = ((DATETIME_INFO *)GetWindowLongPtrW (hwnd, 0));
1431 TRACE ("%x, %lx, %lx\n", uMsg, wParam, lParam);
1433 if (!infoPtr && (uMsg != WM_CREATE) && (uMsg != WM_NCCREATE))
1434 return DefWindowProcW( hwnd, uMsg, wParam, lParam );
1438 case DTM_GETSYSTEMTIME:
1439 return DATETIME_GetSystemTime (infoPtr, (SYSTEMTIME *) lParam);
1441 case DTM_SETSYSTEMTIME:
1442 return DATETIME_SetSystemTime (infoPtr, wParam, (SYSTEMTIME *) lParam);
1445 ret = SendMessageW (infoPtr->hMonthCal, MCM_GETRANGE, wParam, lParam);
1446 return ret ? ret : 1; /* bug emulation */
1449 return SendMessageW (infoPtr->hMonthCal, MCM_SETRANGE, wParam, lParam);
1451 case DTM_SETFORMATA:
1452 return DATETIME_SetFormatA (infoPtr, (LPCSTR)lParam);
1454 case DTM_SETFORMATW:
1455 return DATETIME_SetFormatW (infoPtr, (LPCWSTR)lParam);
1457 case DTM_GETMONTHCAL:
1458 return (LRESULT)infoPtr->hMonthCal;
1460 case DTM_SETMCCOLOR:
1461 return SendMessageW (infoPtr->hMonthCal, MCM_SETCOLOR, wParam, lParam);
1463 case DTM_GETMCCOLOR:
1464 return SendMessageW (infoPtr->hMonthCal, MCM_GETCOLOR, wParam, 0);
1467 return SendMessageW (infoPtr->hMonthCal, WM_SETFONT, wParam, lParam);
1470 return SendMessageW (infoPtr->hMonthCal, WM_GETFONT, wParam, lParam);
1473 return DATETIME_Notify (infoPtr, (LPNMHDR)lParam);
1476 return DATETIME_Enable (infoPtr, (BOOL)wParam);
1479 return DATETIME_EraseBackground (infoPtr, (HDC)wParam);
1482 return DLGC_WANTARROWS | DLGC_WANTCHARS;
1484 case WM_PRINTCLIENT:
1486 return DATETIME_Paint (infoPtr, (HDC)wParam);
1489 return DATETIME_KeyDown (infoPtr, wParam);
1492 return DATETIME_Char (infoPtr, wParam);
1495 return DATETIME_KillFocus (infoPtr, (HWND)wParam);
1498 return DATETIME_NCCreate (hwnd, (LPCREATESTRUCTW)lParam);
1501 return DATETIME_SetFocus (infoPtr, (HWND)wParam);
1504 return DATETIME_Size (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
1506 case WM_LBUTTONDOWN:
1507 return DATETIME_LButtonDown (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
1510 return DATETIME_LButtonUp (infoPtr);
1513 return DATETIME_VScroll (infoPtr, (WORD)wParam);
1516 return DATETIME_Create (hwnd, (LPCREATESTRUCTW)lParam);
1519 return DATETIME_Destroy (infoPtr);
1522 return DATETIME_Command (infoPtr, wParam, lParam);
1524 case WM_STYLECHANGING:
1525 return DATETIME_StyleChanging(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
1527 case WM_STYLECHANGED:
1528 return DATETIME_StyleChanged(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
1531 return DATETIME_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
1534 return (LRESULT) infoPtr->hFont;
1537 return (LRESULT) DATETIME_GetText(infoPtr, wParam, (LPWSTR)lParam);
1543 if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
1544 ERR("unknown msg %04x wp=%08lx lp=%08lx\n",
1545 uMsg, wParam, lParam);
1546 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
1552 DATETIME_Register (void)
1556 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1557 wndClass.style = CS_GLOBALCLASS;
1558 wndClass.lpfnWndProc = DATETIME_WindowProc;
1559 wndClass.cbClsExtra = 0;
1560 wndClass.cbWndExtra = sizeof(DATETIME_INFO *);
1561 wndClass.hCursor = LoadCursorW (0, (LPCWSTR)IDC_ARROW);
1562 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
1563 wndClass.lpszClassName = DATETIMEPICK_CLASSW;
1565 RegisterClassW (&wndClass);
1570 DATETIME_Unregister (void)
1572 UnregisterClassW (DATETIMEPICK_CLASSW, NULL);