Part 1 of the comctl32 sync. I'll do it in 2 stages for testing purposes as it's...
[reactos.git] / reactos / dll / win32 / comctl32 / monthcal.c
1 /*
2 * Month calendar control
3 *
4 * Copyright 1998, 1999 Eric Kohl (ekohl@abo.rhein-zeitung.de)
5 * Copyright 1999 Alex Priem (alexp@sci.kun.nl)
6 * Copyright 1999 Chris Morgan <cmorgan@wpi.edu> and
7 * James Abbatiello <abbeyj@wpi.edu>
8 * Copyright 2000 Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>
9 * Copyright 2009 Nikolay Sivov
10 *
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
15 *
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 *
25 * NOTE
26 *
27 * This code was audited for completeness against the documented features
28 * of Comctl32.dll version 6.0 on Oct. 20, 2004, by Dimitrie O. Paun.
29 *
30 * Unless otherwise noted, we believe this code to be complete, as per
31 * the specification mentioned above.
32 * If you discover missing features, or bugs, please note them below.
33 *
34 * TODO:
35 * -- MCM_[GS]ETUNICODEFORMAT
36 * -- MONTHCAL_GetMonthRange
37 * -- handle resources better (doesn't work now);
38 * -- take care of internationalization.
39 * -- keyboard handling.
40 * -- search for FIXME
41 */
42
43 #include <math.h>
44 #include <stdarg.h>
45 #include <stdio.h>
46 #include <stdlib.h>
47 #include <string.h>
48
49 #include "windef.h"
50 #include "winbase.h"
51 #include "wingdi.h"
52 #include "winuser.h"
53 #include "winnls.h"
54 #include "commctrl.h"
55 #include "comctl32.h"
56 #include "uxtheme.h"
57 #include "tmschema.h"
58 #include "wine/unicode.h"
59 #include "wine/debug.h"
60
61 WINE_DEFAULT_DEBUG_CHANNEL(monthcal);
62
63 #define MC_SEL_LBUTUP 1 /* Left button released */
64 #define MC_SEL_LBUTDOWN 2 /* Left button pressed in calendar */
65 #define MC_PREVPRESSED 4 /* Prev month button pressed */
66 #define MC_NEXTPRESSED 8 /* Next month button pressed */
67 #define MC_PREVNEXTMONTHDELAY 350 /* when continuously pressing `next/prev
68 month', wait 500 ms before going
69 to the next/prev month */
70 #define MC_TODAYUPDATEDELAY 120000 /* time between today check for update (2 min) */
71
72 #define MC_PREVNEXTMONTHTIMER 1 /* Timer ID's */
73 #define MC_TODAYUPDATETIMER 2
74
75 #define countof(arr) (sizeof(arr)/sizeof(arr[0]))
76
77 /* convert from days to 100 nanoseconds unit - used as FILETIME unit */
78 #define DAYSTO100NSECS(days) (((ULONGLONG)(days))*24*60*60*10000000)
79
80 typedef struct
81 {
82 HWND hwndSelf;
83 DWORD dwStyle; /* cached GWL_STYLE */
84 COLORREF bk;
85 COLORREF txt;
86 COLORREF titlebk;
87 COLORREF titletxt;
88 COLORREF monthbk;
89 COLORREF trailingtxt;
90 HFONT hFont;
91 HFONT hBoldFont;
92 int textHeight;
93 int textWidth;
94 int height_increment;
95 int width_increment;
96 INT delta; /* scroll rate; # of months that the */
97 /* control moves when user clicks a scroll button */
98 int visible; /* # of months visible */
99 int firstDay; /* Start month calendar with firstDay's day,
100 stored in SYSTEMTIME format */
101 BOOL firstDaySet; /* first week day differs from locale defined */
102
103 BOOL isUnicode; /* value set with MCM_SETUNICODE format */
104
105 int monthRange;
106 MONTHDAYSTATE *monthdayState;
107 SYSTEMTIME todaysDate;
108 BOOL todaySet; /* Today was forced with MCM_SETTODAY */
109 int status; /* See MC_SEL flags */
110 SYSTEMTIME firstSel; /* first selected day */
111 INT maxSelCount;
112 SYSTEMTIME minSel;
113 SYSTEMTIME maxSel;
114 SYSTEMTIME curSel; /* contains currently selected year, month and day */
115 SYSTEMTIME focusedSel; /* date currently focused with mouse movement */
116 DWORD rangeValid;
117 SYSTEMTIME minDate;
118 SYSTEMTIME maxDate;
119
120 RECT title; /* rect for the header above the calendar */
121 RECT titlebtnnext; /* the `next month' button in the header */
122 RECT titlebtnprev; /* the `prev month' button in the header */
123 RECT titlemonth; /* the `month name' txt in the header */
124 RECT titleyear; /* the `year number' txt in the header */
125 RECT wdays; /* week days at top */
126 RECT days; /* calendar area */
127 RECT weeknums; /* week numbers at left side */
128 RECT todayrect; /* `today: xx/xx/xx' text rect */
129 HWND hwndNotify; /* Window to receive the notifications */
130 HWND hWndYearEdit; /* Window Handle of edit box to handle years */
131 HWND hWndYearUpDown;/* Window Handle of updown box to handle years */
132 WNDPROC EditWndProc; /* original Edit window procedure */
133 } MONTHCAL_INFO, *LPMONTHCAL_INFO;
134
135 static const WCHAR themeClass[] = { 'S','c','r','o','l','l','b','a','r',0 };
136
137 /* empty SYSTEMTIME const */
138 static const SYSTEMTIME st_null;
139 /* valid date limits */
140 static const SYSTEMTIME max_allowed_date = { .wYear = 9999, .wMonth = 12, .wDay = 31 };
141 static const SYSTEMTIME min_allowed_date = { .wYear = 1752, .wMonth = 9, .wDay = 14 };
142
143
144 #define MONTHCAL_GetInfoPtr(hwnd) ((MONTHCAL_INFO *)GetWindowLongPtrW(hwnd, 0))
145
146 /* helper functions */
147
148 /* send a single MCN_SELCHANGE notification */
149 static inline void MONTHCAL_NotifySelectionChange(const MONTHCAL_INFO *infoPtr)
150 {
151 NMSELCHANGE nmsc;
152
153 nmsc.nmhdr.hwndFrom = infoPtr->hwndSelf;
154 nmsc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
155 nmsc.nmhdr.code = MCN_SELCHANGE;
156 nmsc.stSelStart = infoPtr->minSel;
157 nmsc.stSelEnd = infoPtr->maxSel;
158 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
159 }
160
161 /* send a single MCN_SELECT notification */
162 static inline void MONTHCAL_NotifySelect(const MONTHCAL_INFO *infoPtr)
163 {
164 NMSELCHANGE nmsc;
165
166 nmsc.nmhdr.hwndFrom = infoPtr->hwndSelf;
167 nmsc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
168 nmsc.nmhdr.code = MCN_SELECT;
169 nmsc.stSelStart = infoPtr->minSel;
170 nmsc.stSelEnd = infoPtr->maxSel;
171
172 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
173 }
174
175 /* returns the number of days in any given month, checking for leap days */
176 /* january is 1, december is 12 */
177 int MONTHCAL_MonthLength(int month, int year)
178 {
179 const int mdays[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
180 /* Wrap around, this eases handling. Getting length only we shouldn't care
181 about year change here cause January and December have
182 the same day quantity */
183 if(month == 0)
184 month = 12;
185 else if(month == 13)
186 month = 1;
187
188 /* special case for calendar transition year */
189 if(month == min_allowed_date.wMonth && year == min_allowed_date.wYear) return 19;
190
191 /* if we have a leap year add 1 day to February */
192 /* a leap year is a year either divisible by 400 */
193 /* or divisible by 4 and not by 100 */
194 if(month == 2) { /* February */
195 return mdays[month - 1] + ((year%400 == 0) ? 1 : ((year%100 != 0) &&
196 (year%4 == 0)) ? 1 : 0);
197 }
198 else {
199 return mdays[month - 1];
200 }
201 }
202
203 /* compares timestamps using date part only */
204 static inline BOOL MONTHCAL_IsDateEqual(const SYSTEMTIME *first, const SYSTEMTIME *second)
205 {
206 return (first->wYear == second->wYear) && (first->wMonth == second->wMonth) &&
207 (first->wDay == second->wDay);
208 }
209
210 /* make sure that date fields are valid */
211 static BOOL MONTHCAL_ValidateDate(const SYSTEMTIME *time)
212 {
213 if(time->wMonth < 1 || time->wMonth > 12 ) return FALSE;
214 if(time->wDayOfWeek > 6) return FALSE;
215 if(time->wDay > MONTHCAL_MonthLength(time->wMonth, time->wYear))
216 return FALSE;
217
218 return TRUE;
219 }
220
221 /* Copies timestamp part only.
222 *
223 * PARAMETERS
224 *
225 * [I] from : source date
226 * [O] to : dest date
227 */
228 static void MONTHCAL_CopyTime(const SYSTEMTIME *from, SYSTEMTIME *to)
229 {
230 to->wHour = from->wHour;
231 to->wMinute = from->wMinute;
232 to->wSecond = from->wSecond;
233 }
234
235 /* Copies date part only.
236 *
237 * PARAMETERS
238 *
239 * [I] from : source date
240 * [O] to : dest date
241 */
242 static void MONTHCAL_CopyDate(const SYSTEMTIME *from, SYSTEMTIME *to)
243 {
244 to->wYear = from->wYear;
245 to->wMonth = from->wMonth;
246 to->wDay = from->wDay;
247 to->wDayOfWeek = from->wDayOfWeek;
248 }
249
250 /* Compares two dates in SYSTEMTIME format
251 *
252 * PARAMETERS
253 *
254 * [I] first : pointer to valid first date data to compare
255 * [I] second : pointer to valid second date data to compare
256 *
257 * RETURN VALUE
258 *
259 * -1 : first < second
260 * 0 : first == second
261 * 1 : first > second
262 *
263 * Note that no date validation performed, alreadt validated values expected.
264 */
265 static LONG MONTHCAL_CompareSystemTime(const SYSTEMTIME *first, const SYSTEMTIME *second)
266 {
267 FILETIME ft_first, ft_second;
268
269 SystemTimeToFileTime(first, &ft_first);
270 SystemTimeToFileTime(second, &ft_second);
271
272 return CompareFileTime(&ft_first, &ft_second);
273 }
274
275 static LONG MONTHCAL_CompareMonths(const SYSTEMTIME *first, const SYSTEMTIME *second)
276 {
277 SYSTEMTIME st_first, st_second;
278
279 st_first = st_second = st_null;
280 MONTHCAL_CopyDate(first, &st_first);
281 MONTHCAL_CopyDate(second, &st_second);
282 st_first.wDay = st_second.wDay = 1;
283
284 return MONTHCAL_CompareSystemTime(&st_first, &st_second);
285 }
286
287 static LONG MONTHCAL_CompareDate(const SYSTEMTIME *first, const SYSTEMTIME *second)
288 {
289 SYSTEMTIME st_first, st_second;
290
291 st_first = st_second = st_null;
292 MONTHCAL_CopyDate(first, &st_first);
293 MONTHCAL_CopyDate(second, &st_second);
294
295 return MONTHCAL_CompareSystemTime(&st_first, &st_second);
296 }
297
298 /* Checks largest possible date range and configured one
299 *
300 * PARAMETERS
301 *
302 * [I] infoPtr : valid pointer to control data
303 * [I] date : pointer to valid date data to check
304 * [I] fix : make date fit valid range
305 *
306 * RETURN VALUE
307 *
308 * TRUE - date whithin largest and configured range
309 * FALSE - date is outside largest or configured range
310 */
311 static BOOL MONTHCAL_IsDateInValidRange(const MONTHCAL_INFO *infoPtr,
312 SYSTEMTIME *date, BOOL fix)
313 {
314 const SYSTEMTIME *fix_st = NULL;
315
316 if(MONTHCAL_CompareSystemTime(date, &max_allowed_date) == 1) {
317 fix_st = &max_allowed_date;
318 }
319 else if(MONTHCAL_CompareSystemTime(date, &min_allowed_date) == -1) {
320 fix_st = &min_allowed_date;
321 }
322 else if(infoPtr->rangeValid & GDTR_MAX) {
323 if((MONTHCAL_CompareSystemTime(date, &infoPtr->maxDate) == 1)) {
324 fix_st = &infoPtr->maxDate;
325 }
326 }
327 else if(infoPtr->rangeValid & GDTR_MIN) {
328 if((MONTHCAL_CompareSystemTime(date, &infoPtr->minDate) == -1)) {
329 fix_st = &infoPtr->minDate;
330 }
331 }
332
333 if (fix && fix_st) {
334 date->wYear = fix_st->wYear;
335 date->wMonth = fix_st->wMonth;
336 }
337
338 return fix_st ? FALSE : TRUE;
339 }
340
341 /* Checks passed range width with configured maximum selection count
342 *
343 * PARAMETERS
344 *
345 * [I] infoPtr : valid pointer to control data
346 * [I] range0 : pointer to valid date data (requested bound)
347 * [I] range1 : pointer to valid date data (primary bound)
348 * [O] adjust : returns adjusted range bound to fit maximum range (optional)
349 *
350 * Adjust value computed basing on primary bound and current maximum selection
351 * count. For simple range check (without adjusted value required) (range0, range1)
352 * relation means nothing.
353 *
354 * RETURN VALUE
355 *
356 * TRUE - range is shorter or equal to maximum
357 * FALSE - range is larger than maximum
358 */
359 static BOOL MONTHCAL_IsSelRangeValid(const MONTHCAL_INFO *infoPtr,
360 const SYSTEMTIME *range0,
361 const SYSTEMTIME *range1,
362 SYSTEMTIME *adjust)
363 {
364 ULARGE_INTEGER ul_range0, ul_range1, ul_diff;
365 FILETIME ft_range0, ft_range1;
366 LONG cmp;
367
368 SystemTimeToFileTime(range0, &ft_range0);
369 SystemTimeToFileTime(range1, &ft_range1);
370
371 ul_range0.u.LowPart = ft_range0.dwLowDateTime;
372 ul_range0.u.HighPart = ft_range0.dwHighDateTime;
373 ul_range1.u.LowPart = ft_range1.dwLowDateTime;
374 ul_range1.u.HighPart = ft_range1.dwHighDateTime;
375
376 cmp = CompareFileTime(&ft_range0, &ft_range1);
377
378 if(cmp == 1)
379 ul_diff.QuadPart = ul_range0.QuadPart - ul_range1.QuadPart;
380 else
381 ul_diff.QuadPart = -ul_range0.QuadPart + ul_range1.QuadPart;
382
383 if(ul_diff.QuadPart >= DAYSTO100NSECS(infoPtr->maxSelCount)) {
384
385 if(adjust) {
386 if(cmp == 1)
387 ul_range0.QuadPart = ul_range1.QuadPart + DAYSTO100NSECS(infoPtr->maxSelCount - 1);
388 else
389 ul_range0.QuadPart = ul_range1.QuadPart - DAYSTO100NSECS(infoPtr->maxSelCount - 1);
390
391 ft_range0.dwLowDateTime = ul_range0.u.LowPart;
392 ft_range0.dwHighDateTime = ul_range0.u.HighPart;
393 FileTimeToSystemTime(&ft_range0, adjust);
394 }
395
396 return FALSE;
397 }
398 else return TRUE;
399 }
400
401 /* Used in MCM_SETRANGE/MCM_SETSELRANGE to determine resulting time part.
402 Milliseconds are intentionally not validated. */
403 static BOOL MONTHCAL_ValidateTime(const SYSTEMTIME *time)
404 {
405 if((time->wHour > 24) || (time->wMinute > 59) || (time->wSecond > 59))
406 return FALSE;
407 else
408 return TRUE;
409 }
410
411 /* Note:Depending on DST, this may be offset by a day.
412 Need to find out if we're on a DST place & adjust the clock accordingly.
413 Above function assumes we have a valid data.
414 Valid for year>1752; 1 <= d <= 31, 1 <= m <= 12.
415 0 = Sunday.
416 */
417
418 /* Returns the day in the week
419 *
420 * PARAMETERS
421 * [i] date : input date
422 * [I] inplace : set calculated value back to date structure
423 *
424 * RETURN VALUE
425 * day of week in SYSTEMTIME format: (0 == sunday,..., 6 == saturday)
426 */
427 int MONTHCAL_CalculateDayOfWeek(SYSTEMTIME *date, BOOL inplace)
428 {
429 SYSTEMTIME st = st_null;
430 FILETIME ft;
431
432 MONTHCAL_CopyDate(date, &st);
433
434 SystemTimeToFileTime(&st, &ft);
435 FileTimeToSystemTime(&ft, &st);
436
437 if (inplace) date->wDayOfWeek = st.wDayOfWeek;
438
439 return st.wDayOfWeek;
440 }
441
442 /* properly updates date to point on next month */
443 static inline void MONTHCAL_GetNextMonth(SYSTEMTIME *date)
444 {
445 if(++date->wMonth > 12)
446 {
447 date->wMonth = 1;
448 date->wYear++;
449 }
450 MONTHCAL_CalculateDayOfWeek(date, TRUE);
451 }
452
453 /* properly updates date to point on prev month */
454 static inline void MONTHCAL_GetPrevMonth(SYSTEMTIME *date)
455 {
456 if(--date->wMonth < 1)
457 {
458 date->wMonth = 12;
459 date->wYear--;
460 }
461 MONTHCAL_CalculateDayOfWeek(date, TRUE);
462 }
463
464 /* Returns full date for a first currently visible day */
465 static void MONTHCAL_GetMinDate(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *date)
466 {
467 SYSTEMTIME st_first = infoPtr->curSel;
468 int firstDay;
469
470 st_first.wDay = 1;
471 firstDay = MONTHCAL_CalculateDayOfWeek(&st_first, FALSE);
472
473 *date = infoPtr->curSel;
474 MONTHCAL_GetPrevMonth(date);
475
476 date->wDay = MONTHCAL_MonthLength(date->wMonth, date->wYear) +
477 (infoPtr->firstDay - firstDay) % 7 + 1;
478
479 if(date->wDay > MONTHCAL_MonthLength(date->wMonth, date->wYear))
480 date->wDay -= 7;
481
482 /* fix day of week */
483 MONTHCAL_CalculateDayOfWeek(date, TRUE);
484 }
485
486 /* Returns full date for a last currently visible day */
487 static void MONTHCAL_GetMaxDate(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *date)
488 {
489 SYSTEMTIME st;
490
491 *date = infoPtr->curSel;
492 MONTHCAL_GetNextMonth(date);
493
494 MONTHCAL_GetMinDate(infoPtr, &st);
495 /* Use month length to get max day. 42 means max day count in calendar area */
496 date->wDay = 42 - (MONTHCAL_MonthLength(st.wMonth, st.wYear) - st.wDay + 1) -
497 MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear);
498
499 /* fix day of week */
500 MONTHCAL_CalculateDayOfWeek(date, TRUE);
501 }
502
503 /* From a given point, calculate the row (weekpos), column(daypos)
504 and day in the calendar. day== 0 mean the last day of tha last month
505 */
506 static int MONTHCAL_CalcDayFromPos(const MONTHCAL_INFO *infoPtr, int x, int y,
507 int *daypos,int *weekpos)
508 {
509 int retval, firstDay;
510 RECT rcClient;
511 SYSTEMTIME st = infoPtr->curSel;
512
513 GetClientRect(infoPtr->hwndSelf, &rcClient);
514
515 /* if the point is outside the x bounds of the window put
516 it at the boundary */
517 if (x > rcClient.right)
518 x = rcClient.right;
519
520
521 *daypos = (x - infoPtr->days.left ) / infoPtr->width_increment;
522 *weekpos = (y - infoPtr->days.top ) / infoPtr->height_increment;
523
524 st.wDay = 1;
525 firstDay = (MONTHCAL_CalculateDayOfWeek(&st, FALSE) + 6 - infoPtr->firstDay) % 7;
526 retval = *daypos + (7 * *weekpos) - firstDay;
527 return retval;
528 }
529
530 /* Sets the RECT struct r to the rectangle around the date
531 *
532 * PARAMETERS
533 *
534 * [I] infoPtr : pointer to control data
535 * [I] date : date value
536 * [O] x : day column (zero based)
537 * [O] y : week column (zero based)
538 */
539 static void MONTHCAL_CalcDayXY(const MONTHCAL_INFO *infoPtr,
540 const SYSTEMTIME *date, int *x, int *y)
541 {
542 SYSTEMTIME st = infoPtr->curSel;
543 LONG cmp;
544 int first;
545
546 st.wDay = 1;
547 first = (MONTHCAL_CalculateDayOfWeek(&st, FALSE) + 6 - infoPtr->firstDay) % 7;
548
549 cmp = MONTHCAL_CompareMonths(date, &infoPtr->curSel);
550
551 /* previous month */
552 if(cmp == -1) {
553 *x = (first - MONTHCAL_MonthLength(date->wMonth, infoPtr->curSel.wYear) + date->wDay) % 7;
554 *y = 0;
555 return;
556 }
557
558 /* next month calculation is same as for current,
559 just add current month length */
560 if(cmp == 1) {
561 first += MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear);
562 }
563
564 *x = (date->wDay + first) % 7;
565 *y = (date->wDay + first - *x) / 7;
566 }
567
568
569 /* x: column(day), y: row(week) */
570 static inline void MONTHCAL_CalcDayRect(const MONTHCAL_INFO *infoPtr, RECT *r, int x, int y)
571 {
572 r->left = infoPtr->days.left + x * infoPtr->width_increment;
573 r->right = r->left + infoPtr->width_increment;
574 r->top = infoPtr->days.top + y * infoPtr->height_increment;
575 r->bottom = r->top + infoPtr->textHeight;
576 }
577
578
579 /* Sets the RECT struct r to the rectangle around the date */
580 static inline void MONTHCAL_CalcPosFromDay(const MONTHCAL_INFO *infoPtr,
581 const SYSTEMTIME *date, RECT *r)
582 {
583 int x, y;
584
585 MONTHCAL_CalcDayXY(infoPtr, date, &x, &y);
586 MONTHCAL_CalcDayRect(infoPtr, r, x, y);
587 }
588
589 /* Focused day helper:
590
591 - set focused date to given value;
592 - reset to zero value if NULL passed;
593 - invalidate previous and new day rectangle only if needed.
594
595 Returns TRUE if focused day changed, FALSE otherwise.
596 */
597 static BOOL MONTHCAL_SetDayFocus(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *st)
598 {
599 RECT r;
600
601 if(st)
602 {
603 /* there's nothing to do if it's the same date,
604 mouse move within same date rectangle case */
605 if(MONTHCAL_IsDateEqual(&infoPtr->focusedSel, st)) return FALSE;
606
607 /* invalidate old focused day */
608 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->focusedSel, &r);
609 InvalidateRect(infoPtr->hwndSelf, &r, FALSE);
610
611 infoPtr->focusedSel = *st;
612 }
613
614 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->focusedSel, &r);
615
616 if(!st && MONTHCAL_ValidateDate(&infoPtr->focusedSel))
617 infoPtr->focusedSel = st_null;
618
619 /* on set invalidates new day, on reset clears previous focused day */
620 InvalidateRect(infoPtr->hwndSelf, &r, FALSE);
621
622 return TRUE;
623 }
624
625 /* Draw today day mark rectangle
626 *
627 * [I] hdc : context to draw in
628 * [I] day : day to mark with rectangle
629 *
630 */
631 static void MONTHCAL_CircleDay(const MONTHCAL_INFO *infoPtr, HDC hdc,
632 const SYSTEMTIME *date)
633 {
634 HPEN hRedPen = CreatePen(PS_SOLID, 1, RGB(255, 0, 0));
635 HPEN hOldPen2 = SelectObject(hdc, hRedPen);
636 HBRUSH hOldBrush;
637 RECT day_rect;
638
639 MONTHCAL_CalcPosFromDay(infoPtr, date, &day_rect);
640
641 hOldBrush = SelectObject(hdc, GetStockObject(NULL_BRUSH));
642 Rectangle(hdc, day_rect.left, day_rect.top, day_rect.right, day_rect.bottom);
643
644 SelectObject(hdc, hOldBrush);
645 DeleteObject(hRedPen);
646 SelectObject(hdc, hOldPen2);
647 }
648
649 static void MONTHCAL_DrawDay(const MONTHCAL_INFO *infoPtr, HDC hdc, const SYSTEMTIME *st,
650 int bold, const PAINTSTRUCT *ps)
651 {
652 static const WCHAR fmtW[] = { '%','d',0 };
653 WCHAR buf[10];
654 RECT r, r_temp;
655 static BOOL bold_selected;
656 BOOL selected_day = FALSE;
657 HBRUSH hbr;
658 COLORREF oldCol = 0;
659 COLORREF oldBk = 0;
660
661 /* No need to check styles: when selection is not valid, it is set to zero.
662 * 1<day<31, so everything is OK.
663 */
664
665 MONTHCAL_CalcPosFromDay(infoPtr, st, &r);
666 if(!IntersectRect(&r_temp, &(ps->rcPaint), &r)) return;
667
668 if ((MONTHCAL_CompareDate(st, &infoPtr->minSel) >= 0) &&
669 (MONTHCAL_CompareDate(st, &infoPtr->maxSel) <= 0)) {
670
671 TRACE("%d %d %d\n", st->wDay, infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
672 TRACE("%s\n", wine_dbgstr_rect(&r));
673 oldCol = SetTextColor(hdc, infoPtr->monthbk);
674 oldBk = SetBkColor(hdc, infoPtr->trailingtxt);
675 hbr = GetSysColorBrush(COLOR_HIGHLIGHT);
676 FillRect(hdc, &r, hbr);
677
678 selected_day = TRUE;
679 }
680
681 if(bold && !bold_selected) {
682 SelectObject(hdc, infoPtr->hBoldFont);
683 bold_selected = TRUE;
684 }
685 if(!bold && bold_selected) {
686 SelectObject(hdc, infoPtr->hFont);
687 bold_selected = FALSE;
688 }
689
690 SetBkMode(hdc,TRANSPARENT);
691 wsprintfW(buf, fmtW, st->wDay);
692 DrawTextW(hdc, buf, -1, &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
693
694 if(selected_day) {
695 SetTextColor(hdc, oldCol);
696 SetBkColor(hdc, oldBk);
697 }
698 }
699
700
701 static void MONTHCAL_PaintButton(MONTHCAL_INFO *infoPtr, HDC hdc, BOOL btnNext)
702 {
703 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
704 RECT *r = btnNext ? &infoPtr->titlebtnnext : &infoPtr->titlebtnprev;
705 BOOL pressed = btnNext ? (infoPtr->status & MC_NEXTPRESSED) :
706 (infoPtr->status & MC_PREVPRESSED);
707 if (theme)
708 {
709 static const int states[] = {
710 /* Prev button */
711 ABS_LEFTNORMAL, ABS_LEFTPRESSED, ABS_LEFTDISABLED,
712 /* Next button */
713 ABS_RIGHTNORMAL, ABS_RIGHTPRESSED, ABS_RIGHTDISABLED
714 };
715 int stateNum = btnNext ? 3 : 0;
716 if (pressed)
717 stateNum += 1;
718 else
719 {
720 if (infoPtr->dwStyle & WS_DISABLED) stateNum += 2;
721 }
722 DrawThemeBackground (theme, hdc, SBP_ARROWBTN, states[stateNum], r, NULL);
723 }
724 else
725 {
726 int style = btnNext ? DFCS_SCROLLRIGHT : DFCS_SCROLLLEFT;
727 if (pressed)
728 style |= DFCS_PUSHED;
729 else
730 {
731 if (infoPtr->dwStyle & WS_DISABLED) style |= DFCS_INACTIVE;
732 }
733
734 DrawFrameControl(hdc, r, DFC_SCROLL, style);
735 }
736 }
737 /* paint a title with buttons and month/year string */
738 static void MONTHCAL_PaintTitle(MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
739 {
740 static const WCHAR fmt_monthW[] = { '%','s',' ','%','l','d',0 };
741 WCHAR buf_month[80], buf_fmt[80];
742 HBRUSH hbr;
743 RECT *title = &infoPtr->title;
744 SIZE sz;
745
746 /* fill header box */
747 hbr = CreateSolidBrush(infoPtr->titlebk);
748 FillRect(hdc, title, hbr);
749 DeleteObject(hbr);
750
751 /* navigation buttons */
752 MONTHCAL_PaintButton(infoPtr, hdc, FALSE);
753 MONTHCAL_PaintButton(infoPtr, hdc, TRUE);
754
755 /* month/year string */
756 SetBkColor(hdc, infoPtr->titlebk);
757 SetTextColor(hdc, infoPtr->titletxt);
758 SelectObject(hdc, infoPtr->hBoldFont);
759
760 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+infoPtr->curSel.wMonth-1,
761 buf_month, countof(buf_month));
762
763 wsprintfW(buf_fmt, fmt_monthW, buf_month, infoPtr->curSel.wYear);
764 DrawTextW(hdc, buf_fmt, strlenW(buf_fmt), title,
765 DT_CENTER | DT_VCENTER | DT_SINGLELINE);
766
767 /* update title rectangles with current month - used while testing hits */
768 GetTextExtentPoint32W(hdc, buf_fmt, strlenW(buf_fmt), &sz);
769 infoPtr->titlemonth.left = title->right / 2 + title->left / 2 - sz.cx / 2;
770 infoPtr->titleyear.right = title->right / 2 + title->left / 2 + sz.cx / 2;
771
772 GetTextExtentPoint32W(hdc, buf_month, strlenW(buf_month), &sz);
773 infoPtr->titlemonth.right = infoPtr->titlemonth.left + sz.cx;
774 infoPtr->titleyear.left = infoPtr->titlemonth.right;
775 }
776
777 static void MONTHCAL_PaintWeeknumbers(MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
778 {
779 static const WCHAR fmt_weekW[] = { '%','d',0 };
780 INT mindays, weeknum, weeknum1, startofprescal;
781 SYSTEMTIME st = infoPtr->curSel;
782 RECT r;
783 WCHAR buf[80];
784 INT i, prev_month;
785
786 if (!(infoPtr->dwStyle & MCS_WEEKNUMBERS)) return;
787
788 MONTHCAL_GetMinDate(infoPtr, &st);
789 startofprescal = st.wDay;
790 st = infoPtr->curSel;
791
792 prev_month = infoPtr->curSel.wMonth - 1;
793 if(prev_month == 0) prev_month = 12;
794
795 /*
796 Rules what week to call the first week of a new year:
797 LOCALE_IFIRSTWEEKOFYEAR == 0 (e.g US?):
798 The week containing Jan 1 is the first week of year
799 LOCALE_IFIRSTWEEKOFYEAR == 2 (e.g. Germany):
800 First week of year must contain 4 days of the new year
801 LOCALE_IFIRSTWEEKOFYEAR == 1 (what contries?)
802 The first week of the year must contain only days of the new year
803 */
804 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_IFIRSTWEEKOFYEAR, buf, countof(buf));
805 weeknum = atoiW(buf);
806 switch (weeknum)
807 {
808 case 1: mindays = 6;
809 break;
810 case 2: mindays = 3;
811 break;
812 case 0: mindays = 0;
813 break;
814 default:
815 WARN("Unknown LOCALE_IFIRSTWEEKOFYEAR value %d, defaulting to 0\n", weeknum);
816 mindays = 0;
817 }
818
819 if (infoPtr->curSel.wMonth == 1)
820 {
821 /* calculate all those exceptions for january */
822 st.wDay = st.wMonth = 1;
823 weeknum1 = MONTHCAL_CalculateDayOfWeek(&st, FALSE);
824 if ((infoPtr->firstDay - weeknum1) % 7 > mindays)
825 weeknum = 1;
826 else
827 {
828 weeknum = 0;
829 for(i = 0; i < 11; i++)
830 weeknum += MONTHCAL_MonthLength(i+1, infoPtr->curSel.wYear - 1);
831
832 weeknum += startofprescal + 7;
833 weeknum /= 7;
834 st.wYear -= 1;
835 weeknum1 = MONTHCAL_CalculateDayOfWeek(&st, FALSE);
836 if ((infoPtr->firstDay - weeknum1) % 7 > mindays) weeknum++;
837 }
838 }
839 else
840 {
841 weeknum = 0;
842 for(i = 0; i < prev_month - 1; i++)
843 weeknum += MONTHCAL_MonthLength(i+1, infoPtr->curSel.wYear);
844
845 weeknum += startofprescal + 7;
846 weeknum /= 7;
847 st.wDay = st.wMonth = 1;
848 weeknum1 = MONTHCAL_CalculateDayOfWeek(&st, FALSE);
849 if ((infoPtr->firstDay - weeknum1) % 7 > mindays) weeknum++;
850 }
851
852 r = infoPtr->weeknums;
853 r.bottom = r.top + infoPtr->height_increment;
854
855 for(i = 0; i < 6; i++) {
856 if((i == 0) && (weeknum > 50))
857 {
858 wsprintfW(buf, fmt_weekW, weeknum);
859 weeknum = 0;
860 }
861 else if((i == 5) && (weeknum > 47))
862 {
863 wsprintfW(buf, fmt_weekW, 1);
864 }
865 else
866 wsprintfW(buf, fmt_weekW, weeknum + i);
867
868 DrawTextW(hdc, buf, -1, &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
869 OffsetRect(&r, 0, infoPtr->height_increment);
870 }
871
872 /* line separator for week numbers column */
873 MoveToEx(hdc, infoPtr->weeknums.right, infoPtr->weeknums.top + 3 , NULL);
874 LineTo(hdc, infoPtr->weeknums.right, infoPtr->weeknums.bottom);
875 }
876
877 /* paint a calendar area */
878 static void MONTHCAL_PaintCalendar(MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
879 {
880 INT prev_month, i, j;
881 WCHAR buf[80];
882 HBRUSH hbr;
883 RECT r;
884 int mask;
885 SYSTEMTIME st;
886
887 UnionRect(&r, &infoPtr->wdays, &infoPtr->todayrect);
888
889 hbr = CreateSolidBrush(infoPtr->monthbk);
890 FillRect(hdc, &r, hbr);
891 DeleteObject(hbr);
892
893 /* draw line under day abbreviations */
894 MoveToEx(hdc, infoPtr->days.left + 3,
895 infoPtr->title.bottom + infoPtr->textHeight + 1, NULL);
896 LineTo(hdc, infoPtr->days.right - 3,
897 infoPtr->title.bottom + infoPtr->textHeight + 1);
898
899 prev_month = infoPtr->curSel.wMonth - 1;
900 if(prev_month == 0) prev_month = 12;
901
902 infoPtr->wdays.left = infoPtr->days.left = infoPtr->weeknums.right;
903
904 /* 1. draw day abbreviations */
905 SelectObject(hdc, infoPtr->hFont);
906 SetBkColor(hdc, infoPtr->monthbk);
907 SetTextColor(hdc, infoPtr->trailingtxt);
908 /* rectangle to draw a single day abbreviation within */
909 r = infoPtr->wdays;
910 r.right = r.left + infoPtr->width_increment;
911
912 i = infoPtr->firstDay;
913 for(j = 0; j < 7; j++) {
914 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1 + (i+j+6)%7, buf, countof(buf));
915 DrawTextW(hdc, buf, strlenW(buf), &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
916 OffsetRect(&r, infoPtr->width_increment, 0);
917 }
918
919 /* 2. previous and next months */
920 if (!(infoPtr->dwStyle & MCS_NOTRAILINGDATES))
921 {
922 SYSTEMTIME st_max;
923
924 SetTextColor(hdc, infoPtr->trailingtxt);
925
926 MONTHCAL_GetMinDate(infoPtr, &st);
927
928 /* draw prev month */
929 mask = 1 << (st.wDay-1);
930 while(st.wDay <= MONTHCAL_MonthLength(prev_month, infoPtr->curSel.wYear)) {
931 MONTHCAL_DrawDay(infoPtr, hdc, &st, infoPtr->monthdayState[0] & mask, ps);
932 mask <<= 1;
933 st.wDay++;
934 }
935
936 /* draw next month */
937 st = infoPtr->curSel;
938 st.wDay = 1;
939 MONTHCAL_GetNextMonth(&st);
940 MONTHCAL_GetMaxDate(infoPtr, &st_max);
941 mask = 1;
942 while(st.wDay <= st_max.wDay) {
943 MONTHCAL_DrawDay(infoPtr, hdc, &st, infoPtr->monthdayState[2] & mask, ps);
944 mask <<= 1;
945 st.wDay++;
946 }
947 }
948
949 /* 3. current month */
950 SetTextColor(hdc, infoPtr->txt);
951 st = infoPtr->curSel;
952 st.wDay = 1;
953 mask = 1;
954 while(st.wDay <= MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear)) {
955 MONTHCAL_DrawDay(infoPtr, hdc, &st, infoPtr->monthdayState[1] & mask,
956 ps);
957 mask <<= 1;
958 st.wDay++;
959 }
960
961 /* 4. bottom today date */
962 if(!(infoPtr->dwStyle & MCS_NOTODAY)) {
963 static const WCHAR todayW[] = { 'T','o','d','a','y',':',0 };
964 static const WCHAR fmt_todayW[] = { '%','s',' ','%','s',0 };
965 WCHAR buf_todayW[30], buf_dateW[20];
966 RECT rtoday;
967
968 if(!(infoPtr->dwStyle & MCS_NOTODAYCIRCLE)) {
969 SYSTEMTIME fake_st;
970
971 MONTHCAL_GetMaxDate(infoPtr, &fake_st);
972 /* this is always safe cause next month will never fully fit calendar */
973 fake_st.wDay += 1;
974 MONTHCAL_CircleDay(infoPtr, hdc, &fake_st);
975 }
976 if (!LoadStringW(COMCTL32_hModule, IDM_TODAY, buf_todayW, countof(buf_todayW)))
977 {
978 WARN("Can't load resource\n");
979 strcpyW(buf_todayW, todayW);
980 }
981 MONTHCAL_CalcDayRect(infoPtr, &rtoday, 1, 6);
982 GetDateFormatW(LOCALE_USER_DEFAULT, DATE_SHORTDATE, &infoPtr->todaysDate, NULL,
983 buf_dateW, countof(buf_dateW));
984 SelectObject(hdc, infoPtr->hBoldFont);
985
986 wsprintfW(buf, fmt_todayW, buf_todayW, buf_dateW);
987 DrawTextW(hdc, buf, -1, &rtoday, DT_CALCRECT | DT_LEFT | DT_VCENTER | DT_SINGLELINE);
988 DrawTextW(hdc, buf, -1, &rtoday, DT_LEFT | DT_VCENTER | DT_SINGLELINE);
989
990 SelectObject(hdc, infoPtr->hFont);
991 }
992
993 /* 5. today mark + focus */
994 if((infoPtr->curSel.wMonth == infoPtr->todaysDate.wMonth) &&
995 (infoPtr->curSel.wYear == infoPtr->todaysDate.wYear) &&
996 !(infoPtr->dwStyle & MCS_NOTODAYCIRCLE))
997 {
998 MONTHCAL_CircleDay(infoPtr, hdc, &infoPtr->todaysDate);
999 }
1000
1001 if(!MONTHCAL_IsDateEqual(&infoPtr->focusedSel, &st_null))
1002 {
1003 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->focusedSel, &r);
1004 DrawFocusRect(hdc, &r);
1005 }
1006 }
1007
1008 static void MONTHCAL_Refresh(MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
1009 {
1010 RECT *title = &infoPtr->title;
1011 COLORREF old_text_clr, old_bk_clr;
1012 HFONT old_font;
1013 RECT r_temp;
1014
1015 old_text_clr = SetTextColor(hdc, comctl32_color.clrWindowText);
1016 old_bk_clr = GetBkColor(hdc);
1017 old_font = GetCurrentObject(hdc, OBJ_FONT);
1018
1019 /* draw title, redraw all its elements */
1020 if(IntersectRect(&r_temp, &(ps->rcPaint), title))
1021 MONTHCAL_PaintTitle(infoPtr, hdc, ps);
1022
1023 /* draw calendar area */
1024 UnionRect(&r_temp, &infoPtr->wdays, &infoPtr->todayrect);
1025 if(IntersectRect(&r_temp, &(ps->rcPaint), &r_temp))
1026 MONTHCAL_PaintCalendar(infoPtr, hdc, ps);
1027
1028 /* week numbers */
1029 MONTHCAL_PaintWeeknumbers(infoPtr, hdc, ps);
1030
1031 /* restore context */
1032 SetBkColor(hdc, old_bk_clr);
1033 SelectObject(hdc, old_font);
1034 SetTextColor(hdc, old_text_clr);
1035 }
1036
1037 static LRESULT
1038 MONTHCAL_GetMinReqRect(const MONTHCAL_INFO *infoPtr, LPRECT lpRect)
1039 {
1040 TRACE("rect %p\n", lpRect);
1041
1042 if(!lpRect) return FALSE;
1043
1044 lpRect->left = infoPtr->title.left;
1045 lpRect->top = infoPtr->title.top;
1046 lpRect->right = infoPtr->title.right;
1047 lpRect->bottom = infoPtr->todayrect.bottom;
1048
1049 AdjustWindowRect(lpRect, infoPtr->dwStyle, FALSE);
1050
1051 /* minimal rectangle is zero based */
1052 OffsetRect(lpRect, -lpRect->left, -lpRect->top);
1053
1054 TRACE("%s\n", wine_dbgstr_rect(lpRect));
1055
1056 return TRUE;
1057 }
1058
1059
1060 static LRESULT
1061 MONTHCAL_GetColor(const MONTHCAL_INFO *infoPtr, INT index)
1062 {
1063 TRACE("\n");
1064
1065 switch(index) {
1066 case MCSC_BACKGROUND:
1067 return infoPtr->bk;
1068 case MCSC_TEXT:
1069 return infoPtr->txt;
1070 case MCSC_TITLEBK:
1071 return infoPtr->titlebk;
1072 case MCSC_TITLETEXT:
1073 return infoPtr->titletxt;
1074 case MCSC_MONTHBK:
1075 return infoPtr->monthbk;
1076 case MCSC_TRAILINGTEXT:
1077 return infoPtr->trailingtxt;
1078 }
1079
1080 return -1;
1081 }
1082
1083
1084 static LRESULT
1085 MONTHCAL_SetColor(MONTHCAL_INFO *infoPtr, INT index, COLORREF color)
1086 {
1087 COLORREF prev = -1;
1088
1089 TRACE("%d: color %08x\n", index, color);
1090
1091 switch(index) {
1092 case MCSC_BACKGROUND:
1093 prev = infoPtr->bk;
1094 infoPtr->bk = color;
1095 break;
1096 case MCSC_TEXT:
1097 prev = infoPtr->txt;
1098 infoPtr->txt = color;
1099 break;
1100 case MCSC_TITLEBK:
1101 prev = infoPtr->titlebk;
1102 infoPtr->titlebk = color;
1103 break;
1104 case MCSC_TITLETEXT:
1105 prev=infoPtr->titletxt;
1106 infoPtr->titletxt = color;
1107 break;
1108 case MCSC_MONTHBK:
1109 prev = infoPtr->monthbk;
1110 infoPtr->monthbk = color;
1111 break;
1112 case MCSC_TRAILINGTEXT:
1113 prev = infoPtr->trailingtxt;
1114 infoPtr->trailingtxt = color;
1115 break;
1116 }
1117
1118 InvalidateRect(infoPtr->hwndSelf, NULL, index == MCSC_BACKGROUND ? TRUE : FALSE);
1119 return prev;
1120 }
1121
1122
1123 static LRESULT
1124 MONTHCAL_GetMonthDelta(const MONTHCAL_INFO *infoPtr)
1125 {
1126 TRACE("\n");
1127
1128 if(infoPtr->delta)
1129 return infoPtr->delta;
1130 else
1131 return infoPtr->visible;
1132 }
1133
1134
1135 static LRESULT
1136 MONTHCAL_SetMonthDelta(MONTHCAL_INFO *infoPtr, INT delta)
1137 {
1138 INT prev = infoPtr->delta;
1139
1140 TRACE("delta %d\n", delta);
1141
1142 infoPtr->delta = delta;
1143 return prev;
1144 }
1145
1146
1147 static inline LRESULT
1148 MONTHCAL_GetFirstDayOfWeek(const MONTHCAL_INFO *infoPtr)
1149 {
1150 int day;
1151
1152 /* convert from SYSTEMTIME to locale format */
1153 day = (infoPtr->firstDay >= 0) ? (infoPtr->firstDay+6)%7 : infoPtr->firstDay;
1154
1155 return MAKELONG(day, infoPtr->firstDaySet);
1156 }
1157
1158
1159 /* Sets the first day of the week that will appear in the control
1160 *
1161 *
1162 * PARAMETERS:
1163 * [I] infoPtr : valid pointer to control data
1164 * [I] day : day number to set as new first day (0 == Monday,...,6 == Sunday)
1165 *
1166 *
1167 * RETURN VALUE:
1168 * Low word contains previous first day,
1169 * high word indicates was first day forced with this message before or is
1170 * locale difined (TRUE - was forced, FALSE - wasn't).
1171 *
1172 * FIXME: this needs to be implemented properly in MONTHCAL_Refresh()
1173 * FIXME: we need more error checking here
1174 */
1175 static LRESULT
1176 MONTHCAL_SetFirstDayOfWeek(MONTHCAL_INFO *infoPtr, INT day)
1177 {
1178 LRESULT prev = MONTHCAL_GetFirstDayOfWeek(infoPtr);
1179 int new_day;
1180
1181 TRACE("%d\n", day);
1182
1183 if(day == -1)
1184 {
1185 WCHAR buf[80];
1186
1187 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_IFIRSTDAYOFWEEK, buf, countof(buf));
1188 TRACE("%s %d\n", debugstr_w(buf), strlenW(buf));
1189
1190 new_day = atoiW(buf);
1191
1192 infoPtr->firstDaySet = FALSE;
1193 }
1194 else if(day >= 7)
1195 {
1196 new_day = 6; /* max first day allowed */
1197 infoPtr->firstDaySet = TRUE;
1198 }
1199 else
1200 {
1201 /* Native behaviour for that case is broken: invalid date number >31
1202 got displayed at (0,0) position, current month starts always from
1203 (1,0) position. Should be implemnted here as well. */
1204 if (day < -1)
1205 FIXME("No bug compatibility for day=%d\n", day);
1206
1207 new_day = day;
1208 infoPtr->firstDaySet = TRUE;
1209 }
1210
1211 /* convert from locale to SYSTEMTIME format */
1212 infoPtr->firstDay = (new_day >= 0) ? (++new_day) % 7 : new_day;
1213
1214 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1215
1216 return prev;
1217 }
1218
1219
1220 static LRESULT
1221 MONTHCAL_GetMonthRange(const MONTHCAL_INFO *infoPtr, DWORD flag, SYSTEMTIME *st)
1222 {
1223 TRACE("\n");
1224
1225 if(st)
1226 {
1227 switch (flag) {
1228 case GMR_VISIBLE:
1229 {
1230 /*FIXME: currently multicalendar feature isn't implemented, so entirely
1231 visible month is current */
1232 st[0] = st[1] = infoPtr->curSel;
1233
1234 if (infoPtr->curSel.wMonth == min_allowed_date.wMonth &&
1235 infoPtr->curSel.wYear == min_allowed_date.wYear)
1236 {
1237 st[0].wDay = min_allowed_date.wDay;
1238 }
1239 else
1240 st[0].wDay = 1;
1241 MONTHCAL_CalculateDayOfWeek(&st[0], TRUE);
1242
1243 st[1].wDay = MONTHCAL_MonthLength(st[1].wMonth, st[1].wYear);
1244 MONTHCAL_CalculateDayOfWeek(&st[1], TRUE);
1245 /* a single current month used */
1246 return 1;
1247 }
1248 case GMR_DAYSTATE:
1249 {
1250 /*FIXME: currently multicalendar feature isn't implemented,
1251 min date from previous month and max date from next one returned */
1252 MONTHCAL_GetMinDate(infoPtr, &st[0]);
1253 MONTHCAL_GetMaxDate(infoPtr, &st[1]);
1254 break;
1255 }
1256 default:
1257 WARN("Unknown flag value, got %d\n", flag);
1258 }
1259 }
1260
1261 return infoPtr->monthRange;
1262 }
1263
1264
1265 static LRESULT
1266 MONTHCAL_GetMaxTodayWidth(const MONTHCAL_INFO *infoPtr)
1267 {
1268 return(infoPtr->todayrect.right - infoPtr->todayrect.left);
1269 }
1270
1271
1272 static LRESULT
1273 MONTHCAL_SetRange(MONTHCAL_INFO *infoPtr, SHORT limits, SYSTEMTIME *range)
1274 {
1275 FILETIME ft_min, ft_max;
1276
1277 TRACE("%x %p\n", limits, range);
1278
1279 if ((limits & GDTR_MIN && !MONTHCAL_ValidateDate(&range[0])) ||
1280 (limits & GDTR_MAX && !MONTHCAL_ValidateDate(&range[1])))
1281 return FALSE;
1282
1283 if (limits & GDTR_MIN)
1284 {
1285 if (!MONTHCAL_ValidateTime(&range[0]))
1286 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]);
1287
1288 infoPtr->minDate = range[0];
1289 infoPtr->rangeValid |= GDTR_MIN;
1290 }
1291 if (limits & GDTR_MAX)
1292 {
1293 if (!MONTHCAL_ValidateTime(&range[1]))
1294 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]);
1295
1296 infoPtr->maxDate = range[1];
1297 infoPtr->rangeValid |= GDTR_MAX;
1298 }
1299
1300 /* Only one limit set - we are done */
1301 if ((infoPtr->rangeValid & (GDTR_MIN | GDTR_MAX)) != (GDTR_MIN | GDTR_MAX))
1302 return TRUE;
1303
1304 SystemTimeToFileTime(&infoPtr->maxDate, &ft_max);
1305 SystemTimeToFileTime(&infoPtr->minDate, &ft_min);
1306
1307 if (CompareFileTime(&ft_min, &ft_max) >= 0)
1308 {
1309 if ((limits & (GDTR_MIN | GDTR_MAX)) == (GDTR_MIN | GDTR_MAX))
1310 {
1311 /* Native swaps limits only when both limits are being set. */
1312 SYSTEMTIME st_tmp = infoPtr->minDate;
1313 infoPtr->minDate = infoPtr->maxDate;
1314 infoPtr->maxDate = st_tmp;
1315 }
1316 else
1317 {
1318 /* reset the other limit */
1319 if (limits & GDTR_MIN) infoPtr->maxDate = st_null;
1320 if (limits & GDTR_MAX) infoPtr->minDate = st_null;
1321 infoPtr->rangeValid &= limits & GDTR_MIN ? ~GDTR_MAX : ~GDTR_MIN;
1322 }
1323 }
1324
1325 return TRUE;
1326 }
1327
1328
1329 static LRESULT
1330 MONTHCAL_GetRange(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1331 {
1332 TRACE("%p\n", range);
1333
1334 if(!range) return FALSE;
1335
1336 range[1] = infoPtr->maxDate;
1337 range[0] = infoPtr->minDate;
1338
1339 return infoPtr->rangeValid;
1340 }
1341
1342
1343 static LRESULT
1344 MONTHCAL_SetDayState(const MONTHCAL_INFO *infoPtr, INT months, MONTHDAYSTATE *states)
1345 {
1346 int i;
1347
1348 TRACE("%d %p\n", months, states);
1349 if(months != infoPtr->monthRange) return 0;
1350
1351 for(i = 0; i < months; i++)
1352 infoPtr->monthdayState[i] = states[i];
1353
1354 return 1;
1355 }
1356
1357 static LRESULT
1358 MONTHCAL_GetCurSel(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1359 {
1360 TRACE("%p\n", curSel);
1361 if(!curSel) return FALSE;
1362 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1363
1364 *curSel = infoPtr->curSel;
1365 TRACE("%d/%d/%d\n", curSel->wYear, curSel->wMonth, curSel->wDay);
1366 return TRUE;
1367 }
1368
1369 static LRESULT
1370 MONTHCAL_SetCurSel(MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1371 {
1372 SYSTEMTIME prev = infoPtr->curSel;
1373
1374 TRACE("%p\n", curSel);
1375 if(!curSel) return FALSE;
1376 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1377
1378 if(!MONTHCAL_ValidateDate(curSel)) return FALSE;
1379 /* exit earlier if selection equals current */
1380 if (MONTHCAL_IsDateEqual(&infoPtr->curSel, curSel)) return TRUE;
1381
1382 if(!MONTHCAL_IsDateInValidRange(infoPtr, curSel, FALSE)) return FALSE;
1383
1384 infoPtr->minSel = *curSel;
1385 infoPtr->maxSel = *curSel;
1386
1387 /* if selection is still in current month, reduce rectangle */
1388 prev.wDay = curSel->wDay;
1389 if (MONTHCAL_IsDateEqual(&prev, curSel))
1390 {
1391 RECT r_prev, r_new;
1392
1393 /* note that infoPtr->curSel isn't updated yet */
1394 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->curSel, &r_prev);
1395 MONTHCAL_CalcPosFromDay(infoPtr, curSel, &r_new);
1396
1397 InvalidateRect(infoPtr->hwndSelf, &r_prev, FALSE);
1398 InvalidateRect(infoPtr->hwndSelf, &r_new, FALSE);
1399 }
1400 else
1401 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1402
1403 infoPtr->curSel = *curSel;
1404
1405 return TRUE;
1406 }
1407
1408
1409 static LRESULT
1410 MONTHCAL_GetMaxSelCount(const MONTHCAL_INFO *infoPtr)
1411 {
1412 return infoPtr->maxSelCount;
1413 }
1414
1415
1416 static LRESULT
1417 MONTHCAL_SetMaxSelCount(MONTHCAL_INFO *infoPtr, INT max)
1418 {
1419 TRACE("%d\n", max);
1420
1421 if(!(infoPtr->dwStyle & MCS_MULTISELECT)) return FALSE;
1422 if(max <= 0) return FALSE;
1423
1424 infoPtr->maxSelCount = max;
1425
1426 return TRUE;
1427 }
1428
1429
1430 static LRESULT
1431 MONTHCAL_GetSelRange(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1432 {
1433 TRACE("%p\n", range);
1434
1435 if(!range) return FALSE;
1436
1437 if(infoPtr->dwStyle & MCS_MULTISELECT)
1438 {
1439 range[1] = infoPtr->maxSel;
1440 range[0] = infoPtr->minSel;
1441 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1442 return TRUE;
1443 }
1444
1445 return FALSE;
1446 }
1447
1448
1449 static LRESULT
1450 MONTHCAL_SetSelRange(MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1451 {
1452 TRACE("%p\n", range);
1453
1454 if(!range) return FALSE;
1455
1456 if(infoPtr->dwStyle & MCS_MULTISELECT)
1457 {
1458 SYSTEMTIME old_range[2];
1459
1460 /* adjust timestamps */
1461 if(!MONTHCAL_ValidateTime(&range[0]))
1462 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]);
1463 if(!MONTHCAL_ValidateTime(&range[1]))
1464 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]);
1465
1466 /* maximum range exceeded */
1467 if(!MONTHCAL_IsSelRangeValid(infoPtr, &range[0], &range[1], NULL)) return FALSE;
1468
1469 old_range[0] = infoPtr->minSel;
1470 old_range[1] = infoPtr->maxSel;
1471
1472 /* swap if min > max */
1473 if(MONTHCAL_CompareSystemTime(&range[0], &range[1]) <= 0)
1474 {
1475 infoPtr->minSel = range[0];
1476 infoPtr->maxSel = range[1];
1477 }
1478 else
1479 {
1480 infoPtr->minSel = range[1];
1481 infoPtr->maxSel = range[0];
1482 }
1483 infoPtr->curSel = infoPtr->minSel;
1484
1485 /* update day of week */
1486 MONTHCAL_CalculateDayOfWeek(&infoPtr->minSel, TRUE);
1487 MONTHCAL_CalculateDayOfWeek(&infoPtr->maxSel, TRUE);
1488 MONTHCAL_CalculateDayOfWeek(&infoPtr->curSel, TRUE);
1489
1490 /* redraw if bounds changed */
1491 /* FIXME: no actual need to redraw everything */
1492 if(!MONTHCAL_IsDateEqual(&old_range[0], &range[0]) ||
1493 !MONTHCAL_IsDateEqual(&old_range[1], &range[1]))
1494 {
1495 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1496 }
1497
1498 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1499 return TRUE;
1500 }
1501
1502 return FALSE;
1503 }
1504
1505
1506 static LRESULT
1507 MONTHCAL_GetToday(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *today)
1508 {
1509 TRACE("%p\n", today);
1510
1511 if(!today) return FALSE;
1512 *today = infoPtr->todaysDate;
1513 return TRUE;
1514 }
1515
1516 /* Internal helper for MCM_SETTODAY handler and auto update timer handler
1517 *
1518 * RETURN VALUE
1519 *
1520 * TRUE - today date changed
1521 * FALSE - today date isn't changed
1522 */
1523 static BOOL
1524 MONTHCAL_UpdateToday(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *today)
1525 {
1526 RECT new_r, old_r;
1527
1528 if(MONTHCAL_IsDateEqual(today, &infoPtr->todaysDate)) return FALSE;
1529
1530 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->todaysDate, &old_r);
1531 MONTHCAL_CalcPosFromDay(infoPtr, today, &new_r);
1532
1533 infoPtr->todaysDate = *today;
1534
1535 /* only two days need redrawing */
1536 InvalidateRect(infoPtr->hwndSelf, &old_r, FALSE);
1537 InvalidateRect(infoPtr->hwndSelf, &new_r, FALSE);
1538 return TRUE;
1539 }
1540
1541 /* MCM_SETTODAT handler */
1542 static LRESULT
1543 MONTHCAL_SetToday(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *today)
1544 {
1545 TRACE("%p\n", today);
1546
1547 if(!today) return FALSE;
1548
1549 /* remember if date was set successfully */
1550 if(MONTHCAL_UpdateToday(infoPtr, today)) infoPtr->todaySet = TRUE;
1551
1552 return TRUE;
1553 }
1554
1555 static LRESULT
1556 MONTHCAL_HitTest(const MONTHCAL_INFO *infoPtr, MCHITTESTINFO *lpht)
1557 {
1558 UINT x,y;
1559 DWORD retval;
1560 int day,wday,wnum;
1561
1562 if(!lpht || lpht->cbSize < MCHITTESTINFO_V1_SIZE) return -1;
1563
1564 x = lpht->pt.x;
1565 y = lpht->pt.y;
1566
1567 ZeroMemory(&lpht->st, sizeof(lpht->st));
1568
1569 /* Comment in for debugging...
1570 TRACE("%d %d wd[%d %d %d %d] d[%d %d %d %d] t[%d %d %d %d] wn[%d %d %d %d]\n", x, y,
1571 infoPtr->wdays.left, infoPtr->wdays.right,
1572 infoPtr->wdays.top, infoPtr->wdays.bottom,
1573 infoPtr->days.left, infoPtr->days.right,
1574 infoPtr->days.top, infoPtr->days.bottom,
1575 infoPtr->todayrect.left, infoPtr->todayrect.right,
1576 infoPtr->todayrect.top, infoPtr->todayrect.bottom,
1577 infoPtr->weeknums.left, infoPtr->weeknums.right,
1578 infoPtr->weeknums.top, infoPtr->weeknums.bottom);
1579 */
1580
1581 /* are we in the header? */
1582
1583 if(PtInRect(&infoPtr->title, lpht->pt)) {
1584 if(PtInRect(&infoPtr->titlebtnprev, lpht->pt)) {
1585 retval = MCHT_TITLEBTNPREV;
1586 goto done;
1587 }
1588 if(PtInRect(&infoPtr->titlebtnnext, lpht->pt)) {
1589 retval = MCHT_TITLEBTNNEXT;
1590 goto done;
1591 }
1592 if(PtInRect(&infoPtr->titlemonth, lpht->pt)) {
1593 retval = MCHT_TITLEMONTH;
1594 goto done;
1595 }
1596 if(PtInRect(&infoPtr->titleyear, lpht->pt)) {
1597 retval = MCHT_TITLEYEAR;
1598 goto done;
1599 }
1600
1601 retval = MCHT_TITLE;
1602 goto done;
1603 }
1604
1605 day = MONTHCAL_CalcDayFromPos(infoPtr,x,y,&wday,&wnum);
1606 if(PtInRect(&infoPtr->wdays, lpht->pt)) {
1607 retval = MCHT_CALENDARDAY;
1608 lpht->st.wYear = infoPtr->curSel.wYear;
1609 lpht->st.wMonth = (day < 1)? infoPtr->curSel.wMonth -1 : infoPtr->curSel.wMonth;
1610 lpht->st.wDay = (day < 1)?
1611 MONTHCAL_MonthLength(infoPtr->curSel.wMonth-1, infoPtr->curSel.wYear) -day : day;
1612 goto done;
1613 }
1614 if(PtInRect(&infoPtr->weeknums, lpht->pt)) {
1615 retval = MCHT_CALENDARWEEKNUM;
1616 lpht->st.wYear = infoPtr->curSel.wYear;
1617 lpht->st.wMonth = (day < 1) ? infoPtr->curSel.wMonth -1 :
1618 (day > MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear)) ?
1619 infoPtr->curSel.wMonth +1 :infoPtr->curSel.wMonth;
1620 lpht->st.wDay = (day < 1 ) ?
1621 MONTHCAL_MonthLength(infoPtr->curSel.wMonth-1,infoPtr->curSel.wYear) -day :
1622 (day > MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear)) ?
1623 day - MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear) : day;
1624 goto done;
1625 }
1626 if(PtInRect(&infoPtr->days, lpht->pt))
1627 {
1628 lpht->st.wYear = infoPtr->curSel.wYear;
1629 lpht->st.wMonth = infoPtr->curSel.wMonth;
1630 if (day < 1)
1631 {
1632 retval = MCHT_CALENDARDATEPREV;
1633 MONTHCAL_GetPrevMonth(&lpht->st);
1634 lpht->st.wDay = MONTHCAL_MonthLength(lpht->st.wMonth, lpht->st.wYear) + day;
1635 }
1636 else if (day > MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear))
1637 {
1638 retval = MCHT_CALENDARDATENEXT;
1639 MONTHCAL_GetNextMonth(&lpht->st);
1640 lpht->st.wDay = day - MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear);
1641 }
1642 else {
1643 retval = MCHT_CALENDARDATE;
1644 lpht->st.wDay = day;
1645 }
1646 /* always update day of week */
1647 MONTHCAL_CalculateDayOfWeek(&lpht->st, TRUE);
1648 goto done;
1649 }
1650 if(PtInRect(&infoPtr->todayrect, lpht->pt)) {
1651 retval = MCHT_TODAYLINK;
1652 goto done;
1653 }
1654
1655
1656 /* Hit nothing special? What's left must be background :-) */
1657
1658 retval = MCHT_CALENDARBK;
1659 done:
1660 lpht->uHit = retval;
1661 return retval;
1662 }
1663
1664 /* MCN_GETDAYSTATE notification helper */
1665 static void MONTHCAL_NotifyDayState(MONTHCAL_INFO *infoPtr)
1666 {
1667 if(infoPtr->dwStyle & MCS_DAYSTATE) {
1668 NMDAYSTATE nmds;
1669 INT i;
1670
1671 nmds.nmhdr.hwndFrom = infoPtr->hwndSelf;
1672 nmds.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1673 nmds.nmhdr.code = MCN_GETDAYSTATE;
1674 nmds.cDayState = infoPtr->monthRange;
1675 nmds.prgDayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1676
1677 nmds.stStart = infoPtr->todaysDate;
1678 nmds.stStart.wYear = infoPtr->curSel.wYear;
1679 nmds.stStart.wMonth = infoPtr->curSel.wMonth;
1680 nmds.stStart.wDay = 1;
1681
1682 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmds.nmhdr.idFrom, (LPARAM)&nmds);
1683 for(i = 0; i < infoPtr->monthRange; i++)
1684 infoPtr->monthdayState[i] = nmds.prgDayState[i];
1685
1686 Free(nmds.prgDayState);
1687 }
1688 }
1689
1690 static void MONTHCAL_GoToPrevNextMonth(MONTHCAL_INFO *infoPtr, BOOL prev)
1691 {
1692 SYSTEMTIME st = infoPtr->curSel;
1693
1694 TRACE("%s\n", prev ? "prev" : "next");
1695
1696 if(prev) MONTHCAL_GetPrevMonth(&st); else MONTHCAL_GetNextMonth(&st);
1697
1698 if(!MONTHCAL_IsDateInValidRange(infoPtr, &st, FALSE)) return;
1699
1700 if(infoPtr->dwStyle & MCS_MULTISELECT)
1701 {
1702 SYSTEMTIME range[2];
1703
1704 range[0] = infoPtr->minSel;
1705 range[1] = infoPtr->maxSel;
1706
1707 if(prev)
1708 {
1709 MONTHCAL_GetPrevMonth(&range[0]);
1710 MONTHCAL_GetPrevMonth(&range[1]);
1711 }
1712 else
1713 {
1714 MONTHCAL_GetNextMonth(&range[0]);
1715 MONTHCAL_GetNextMonth(&range[1]);
1716 }
1717
1718 MONTHCAL_SetSelRange(infoPtr, range);
1719 }
1720 else
1721 MONTHCAL_SetCurSel(infoPtr, &st);
1722
1723 MONTHCAL_NotifyDayState(infoPtr);
1724
1725 MONTHCAL_NotifySelectionChange(infoPtr);
1726 }
1727
1728 static LRESULT
1729 MONTHCAL_RButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1730 {
1731 static const WCHAR todayW[] = { 'G','o',' ','t','o',' ','T','o','d','a','y',':',0 };
1732 HMENU hMenu;
1733 POINT menupoint;
1734 WCHAR buf[32];
1735
1736 hMenu = CreatePopupMenu();
1737 if (!LoadStringW(COMCTL32_hModule, IDM_GOTODAY, buf, countof(buf)))
1738 {
1739 WARN("Can't load resource\n");
1740 strcpyW(buf, todayW);
1741 }
1742 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, 1, buf);
1743 menupoint.x = (short)LOWORD(lParam);
1744 menupoint.y = (short)HIWORD(lParam);
1745 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1746 if( TrackPopupMenu(hMenu, TPM_RIGHTBUTTON | TPM_NONOTIFY | TPM_RETURNCMD,
1747 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL))
1748 {
1749 infoPtr->curSel = infoPtr->todaysDate;
1750 infoPtr->minSel = infoPtr->todaysDate;
1751 infoPtr->maxSel = infoPtr->todaysDate;
1752 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1753 }
1754
1755 return 0;
1756 }
1757
1758 /***
1759 * DESCRIPTION:
1760 * Subclassed edit control windproc function
1761 *
1762 * PARAMETER(S):
1763 * [I] hwnd : the edit window handle
1764 * [I] uMsg : the message that is to be processed
1765 * [I] wParam : first message parameter
1766 * [I] lParam : second message parameter
1767 *
1768 */
1769 static LRESULT CALLBACK EditWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1770 {
1771 MONTHCAL_INFO *infoPtr = (MONTHCAL_INFO *)GetWindowLongPtrW(GetParent(hwnd), 0);
1772
1773 TRACE("(hwnd=%p, uMsg=%x, wParam=%lx, lParam=%lx)\n",
1774 hwnd, uMsg, wParam, lParam);
1775
1776 switch (uMsg)
1777 {
1778 case WM_GETDLGCODE:
1779 return DLGC_WANTARROWS | DLGC_WANTALLKEYS;
1780
1781 case WM_DESTROY:
1782 {
1783 WNDPROC editProc = infoPtr->EditWndProc;
1784 infoPtr->EditWndProc = NULL;
1785 SetWindowLongPtrW(hwnd, GWLP_WNDPROC, (DWORD_PTR)editProc);
1786 return CallWindowProcW(editProc, hwnd, uMsg, wParam, lParam);
1787 }
1788
1789 case WM_KILLFOCUS:
1790 break;
1791
1792 case WM_KEYDOWN:
1793 if ((VK_ESCAPE == (INT)wParam) || (VK_RETURN == (INT)wParam))
1794 break;
1795
1796 default:
1797 return CallWindowProcW(infoPtr->EditWndProc, hwnd, uMsg, wParam, lParam);
1798 }
1799
1800 SendMessageW(infoPtr->hWndYearUpDown, WM_CLOSE, 0, 0);
1801 SendMessageW(hwnd, WM_CLOSE, 0, 0);
1802 return 0;
1803 }
1804
1805 /* creates updown control and edit box */
1806 static void MONTHCAL_EditYear(MONTHCAL_INFO *infoPtr)
1807 {
1808 infoPtr->hWndYearEdit =
1809 CreateWindowExW(0, WC_EDITW, 0, WS_VISIBLE | WS_CHILD | ES_READONLY,
1810 infoPtr->titleyear.left + 3, infoPtr->titlebtnnext.top,
1811 infoPtr->titleyear.right - infoPtr->titleyear.left + 4,
1812 infoPtr->textHeight, infoPtr->hwndSelf,
1813 NULL, NULL, NULL);
1814
1815 SendMessageW(infoPtr->hWndYearEdit, WM_SETFONT, (WPARAM)infoPtr->hBoldFont, TRUE);
1816
1817 infoPtr->hWndYearUpDown =
1818 CreateWindowExW(0, UPDOWN_CLASSW, 0,
1819 WS_VISIBLE | WS_CHILD | UDS_SETBUDDYINT | UDS_NOTHOUSANDS | UDS_ARROWKEYS,
1820 infoPtr->titleyear.right + 7, infoPtr->titlebtnnext.top,
1821 18, infoPtr->textHeight, infoPtr->hwndSelf,
1822 NULL, NULL, NULL);
1823
1824 /* attach edit box */
1825 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETRANGE, 0,
1826 MAKELONG(max_allowed_date.wYear, min_allowed_date.wYear));
1827 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETBUDDY, (WPARAM)infoPtr->hWndYearEdit, 0);
1828 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETPOS, 0, infoPtr->curSel.wYear);
1829
1830 /* subclass edit box */
1831 infoPtr->EditWndProc = (WNDPROC)SetWindowLongPtrW(infoPtr->hWndYearEdit,
1832 GWLP_WNDPROC, (DWORD_PTR)EditWndProc);
1833
1834 SetFocus(infoPtr->hWndYearEdit);
1835 }
1836
1837 static LRESULT
1838 MONTHCAL_LButtonDown(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1839 {
1840 MCHITTESTINFO ht;
1841 DWORD hit;
1842
1843 /* Actually we don't need input focus for calendar, this is used to kill
1844 year updown and its buddy edit box */
1845 if (IsWindow(infoPtr->hWndYearUpDown))
1846 {
1847 SetFocus(infoPtr->hwndSelf);
1848 return 0;
1849 }
1850
1851 SetCapture(infoPtr->hwndSelf);
1852
1853 ht.cbSize = sizeof(MCHITTESTINFO);
1854 ht.pt.x = (short)LOWORD(lParam);
1855 ht.pt.y = (short)HIWORD(lParam);
1856
1857 hit = MONTHCAL_HitTest(infoPtr, &ht);
1858
1859 TRACE("%x at (%d, %d)\n", hit, ht.pt.x, ht.pt.y);
1860
1861 switch(hit)
1862 {
1863 case MCHT_TITLEBTNNEXT:
1864 MONTHCAL_GoToPrevNextMonth(infoPtr, FALSE);
1865 infoPtr->status = MC_NEXTPRESSED;
1866 SetTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER, MC_PREVNEXTMONTHDELAY, 0);
1867 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1868 return 0;
1869
1870 case MCHT_TITLEBTNPREV:
1871 MONTHCAL_GoToPrevNextMonth(infoPtr, TRUE);
1872 infoPtr->status = MC_PREVPRESSED;
1873 SetTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER, MC_PREVNEXTMONTHDELAY, 0);
1874 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1875 return 0;
1876
1877 case MCHT_TITLEMONTH:
1878 {
1879 HMENU hMenu = CreatePopupMenu();
1880 WCHAR buf[32];
1881 POINT menupoint;
1882 INT i;
1883
1884 for (i = 0; i < 12; i++)
1885 {
1886 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+i, buf, countof(buf));
1887 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, i + 1, buf);
1888 }
1889 menupoint.x = ht.pt.x;
1890 menupoint.y = ht.pt.y;
1891 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1892 i = TrackPopupMenu(hMenu,TPM_LEFTALIGN | TPM_NONOTIFY | TPM_RIGHTBUTTON | TPM_RETURNCMD,
1893 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL);
1894
1895 if ((i > 0) && (i < 13) && infoPtr->curSel.wMonth != i)
1896 {
1897 infoPtr->curSel.wMonth = i;
1898 MONTHCAL_IsDateInValidRange(infoPtr, &infoPtr->curSel, TRUE);
1899 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1900 }
1901 return 0;
1902 }
1903 case MCHT_TITLEYEAR:
1904 {
1905 MONTHCAL_EditYear(infoPtr);
1906 return 0;
1907 }
1908 case MCHT_TODAYLINK:
1909 {
1910 infoPtr->curSel = infoPtr->todaysDate;
1911 infoPtr->minSel = infoPtr->todaysDate;
1912 infoPtr->maxSel = infoPtr->todaysDate;
1913 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1914
1915 MONTHCAL_NotifySelectionChange(infoPtr);
1916 MONTHCAL_NotifySelect(infoPtr);
1917 return 0;
1918 }
1919 case MCHT_CALENDARDATENEXT:
1920 case MCHT_CALENDARDATEPREV:
1921 case MCHT_CALENDARDATE:
1922 {
1923 SYSTEMTIME st[2];
1924
1925 MONTHCAL_CopyDate(&ht.st, &infoPtr->firstSel);
1926
1927 st[0] = st[1] = ht.st;
1928 /* clear selection range */
1929 MONTHCAL_SetSelRange(infoPtr, st);
1930
1931 infoPtr->status = MC_SEL_LBUTDOWN;
1932 MONTHCAL_SetDayFocus(infoPtr, &ht.st);
1933 return 0;
1934 }
1935 }
1936
1937 return 1;
1938 }
1939
1940
1941 static LRESULT
1942 MONTHCAL_LButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1943 {
1944 NMHDR nmhdr;
1945 MCHITTESTINFO ht;
1946 DWORD hit;
1947
1948 TRACE("\n");
1949
1950 if(infoPtr->status & (MC_PREVPRESSED | MC_NEXTPRESSED)) {
1951 RECT *r;
1952
1953 KillTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER);
1954 r = infoPtr->status & MC_PREVPRESSED ? &infoPtr->titlebtnprev : &infoPtr->titlebtnnext;
1955 infoPtr->status &= ~(MC_PREVPRESSED | MC_NEXTPRESSED);
1956
1957 InvalidateRect(infoPtr->hwndSelf, r, FALSE);
1958 }
1959
1960 ReleaseCapture();
1961
1962 /* always send NM_RELEASEDCAPTURE notification */
1963 nmhdr.hwndFrom = infoPtr->hwndSelf;
1964 nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1965 nmhdr.code = NM_RELEASEDCAPTURE;
1966 TRACE("Sent notification from %p to %p\n", infoPtr->hwndSelf, infoPtr->hwndNotify);
1967
1968 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmhdr.idFrom, (LPARAM)&nmhdr);
1969
1970 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
1971
1972 ht.cbSize = sizeof(MCHITTESTINFO);
1973 ht.pt.x = (short)LOWORD(lParam);
1974 ht.pt.y = (short)HIWORD(lParam);
1975 hit = MONTHCAL_HitTest(infoPtr, &ht);
1976
1977 infoPtr->status = MC_SEL_LBUTUP;
1978 MONTHCAL_SetDayFocus(infoPtr, NULL);
1979
1980 if((hit & MCHT_CALENDARDATE) == MCHT_CALENDARDATE)
1981 {
1982 SYSTEMTIME sel = infoPtr->curSel;
1983
1984 /* will be invalidated here */
1985 MONTHCAL_SetCurSel(infoPtr, &ht.st);
1986
1987 /* send MCN_SELCHANGE only if new date selected */
1988 if (!MONTHCAL_IsDateEqual(&sel, &ht.st))
1989 MONTHCAL_NotifySelectionChange(infoPtr);
1990
1991 MONTHCAL_NotifySelect(infoPtr);
1992 }
1993
1994 return 0;
1995 }
1996
1997
1998 static LRESULT
1999 MONTHCAL_Timer(MONTHCAL_INFO *infoPtr, WPARAM id)
2000 {
2001 TRACE("%ld\n", id);
2002
2003 switch(id) {
2004 case MC_PREVNEXTMONTHTIMER:
2005 if(infoPtr->status & MC_NEXTPRESSED) MONTHCAL_GoToPrevNextMonth(infoPtr, FALSE);
2006 if(infoPtr->status & MC_PREVPRESSED) MONTHCAL_GoToPrevNextMonth(infoPtr, TRUE);
2007 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2008 break;
2009 case MC_TODAYUPDATETIMER:
2010 {
2011 SYSTEMTIME st;
2012
2013 if(infoPtr->todaySet) return 0;
2014
2015 GetLocalTime(&st);
2016 MONTHCAL_UpdateToday(infoPtr, &st);
2017
2018 /* notification sent anyway */
2019 MONTHCAL_NotifySelectionChange(infoPtr);
2020
2021 return 0;
2022 }
2023 default:
2024 ERR("got unknown timer %ld\n", id);
2025 break;
2026 }
2027
2028 return 0;
2029 }
2030
2031
2032 static LRESULT
2033 MONTHCAL_MouseMove(MONTHCAL_INFO *infoPtr, LPARAM lParam)
2034 {
2035 MCHITTESTINFO ht;
2036 SYSTEMTIME st_ht;
2037 INT hit;
2038 RECT r;
2039
2040 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
2041
2042 ht.cbSize = sizeof(MCHITTESTINFO);
2043 ht.pt.x = (short)LOWORD(lParam);
2044 ht.pt.y = (short)HIWORD(lParam);
2045
2046 hit = MONTHCAL_HitTest(infoPtr, &ht);
2047
2048 /* not on the calendar date numbers? bail out */
2049 TRACE("hit:%x\n",hit);
2050 if((hit & MCHT_CALENDARDATE) != MCHT_CALENDARDATE)
2051 {
2052 MONTHCAL_SetDayFocus(infoPtr, NULL);
2053 return 0;
2054 }
2055
2056 st_ht = ht.st;
2057
2058 /* if pointer is over focused day still there's nothing to do */
2059 if(!MONTHCAL_SetDayFocus(infoPtr, &ht.st)) return 0;
2060
2061 MONTHCAL_CalcPosFromDay(infoPtr, &ht.st, &r);
2062
2063 if(infoPtr->dwStyle & MCS_MULTISELECT) {
2064 SYSTEMTIME st[2];
2065
2066 MONTHCAL_GetSelRange(infoPtr, st);
2067
2068 /* If we're still at the first selected date and range is empty, return.
2069 If range isn't empty we should change range to a single firstSel */
2070 if(MONTHCAL_IsDateEqual(&infoPtr->firstSel, &st_ht) &&
2071 MONTHCAL_IsDateEqual(&st[0], &st[1])) goto done;
2072
2073 MONTHCAL_IsSelRangeValid(infoPtr, &st_ht, &infoPtr->firstSel, &st_ht);
2074
2075 st[0] = infoPtr->firstSel;
2076 /* we should overwrite timestamp here */
2077 MONTHCAL_CopyDate(&st_ht, &st[1]);
2078
2079 /* bounds will be swapped here if needed */
2080 MONTHCAL_SetSelRange(infoPtr, st);
2081
2082 return 0;
2083 }
2084
2085 done:
2086
2087 /* FIXME: this should specify a rectangle containing only the days that changed
2088 using InvalidateRect */
2089 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2090
2091 return 0;
2092 }
2093
2094
2095 static LRESULT
2096 MONTHCAL_Paint(MONTHCAL_INFO *infoPtr, HDC hdc_paint)
2097 {
2098 HDC hdc;
2099 PAINTSTRUCT ps;
2100
2101 if (hdc_paint)
2102 {
2103 GetClientRect(infoPtr->hwndSelf, &ps.rcPaint);
2104 hdc = hdc_paint;
2105 }
2106 else
2107 hdc = BeginPaint(infoPtr->hwndSelf, &ps);
2108
2109 MONTHCAL_Refresh(infoPtr, hdc, &ps);
2110 if (!hdc_paint) EndPaint(infoPtr->hwndSelf, &ps);
2111 return 0;
2112 }
2113
2114 static LRESULT
2115 MONTHCAL_EraseBkgnd(const MONTHCAL_INFO *infoPtr, HDC hdc)
2116 {
2117 HBRUSH hbr;
2118 RECT rc;
2119
2120 if (!GetClipBox(hdc, &rc)) return FALSE;
2121
2122 /* fill background */
2123 hbr = CreateSolidBrush (infoPtr->bk);
2124 FillRect(hdc, &rc, hbr);
2125 DeleteObject(hbr);
2126
2127 return TRUE;
2128 }
2129
2130 static LRESULT
2131 MONTHCAL_PrintClient(MONTHCAL_INFO *infoPtr, HDC hdc, DWORD options)
2132 {
2133 FIXME("Partial Stub: (hdc=%p options=0x%08x)\n", hdc, options);
2134
2135 if ((options & PRF_CHECKVISIBLE) && !IsWindowVisible(infoPtr->hwndSelf))
2136 return 0;
2137
2138 if (options & PRF_ERASEBKGND)
2139 MONTHCAL_EraseBkgnd(infoPtr, hdc);
2140
2141 if (options & PRF_CLIENT)
2142 MONTHCAL_Paint(infoPtr, hdc);
2143
2144 return 0;
2145 }
2146
2147 static LRESULT
2148 MONTHCAL_SetFocus(const MONTHCAL_INFO *infoPtr)
2149 {
2150 TRACE("\n");
2151
2152 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2153
2154 return 0;
2155 }
2156
2157 /* sets the size information */
2158 static void MONTHCAL_UpdateSize(MONTHCAL_INFO *infoPtr)
2159 {
2160 static const WCHAR O0W[] = { '0','0',0 };
2161 HDC hdc = GetDC(infoPtr->hwndSelf);
2162 RECT *title=&infoPtr->title;
2163 RECT *prev=&infoPtr->titlebtnprev;
2164 RECT *next=&infoPtr->titlebtnnext;
2165 RECT *titlemonth=&infoPtr->titlemonth;
2166 RECT *titleyear=&infoPtr->titleyear;
2167 RECT *wdays=&infoPtr->wdays;
2168 RECT *weeknumrect=&infoPtr->weeknums;
2169 RECT *days=&infoPtr->days;
2170 RECT *todayrect=&infoPtr->todayrect;
2171 SIZE size, sz;
2172 TEXTMETRICW tm;
2173 HFONT currentFont;
2174 INT xdiv, dx, dy, i;
2175 RECT rcClient;
2176 WCHAR buff[80];
2177
2178 GetClientRect(infoPtr->hwndSelf, &rcClient);
2179
2180 currentFont = SelectObject(hdc, infoPtr->hFont);
2181
2182 /* get the height and width of each day's text */
2183 GetTextMetricsW(hdc, &tm);
2184 infoPtr->textHeight = tm.tmHeight + tm.tmExternalLeading + tm.tmInternalLeading;
2185
2186 /* find largest abbreviated day name for current locale */
2187 size.cx = sz.cx = 0;
2188 for (i = 0; i < 7; i++)
2189 {
2190 if(GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1 + i,
2191 buff, countof(buff)))
2192 {
2193 GetTextExtentPoint32W(hdc, buff, lstrlenW(buff), &sz);
2194 if (sz.cx > size.cx) size.cx = sz.cx;
2195 }
2196 else /* locale independent fallback on failure */
2197 {
2198 static const WCHAR SunW[] = { 'S','u','n',0 };
2199
2200 GetTextExtentPoint32W(hdc, SunW, lstrlenW(SunW), &size);
2201 break;
2202 }
2203 }
2204
2205 infoPtr->textWidth = size.cx + 2;
2206
2207 /* recalculate the height and width increments and offsets */
2208 GetTextExtentPoint32W(hdc, O0W, 2, &size);
2209
2210 xdiv = (infoPtr->dwStyle & MCS_WEEKNUMBERS) ? 8 : 7;
2211
2212 infoPtr->width_increment = size.cx * 2 + 4;
2213 infoPtr->height_increment = infoPtr->textHeight;
2214
2215 /* calculate title area */
2216 title->top = 0;
2217 title->bottom = 3 * infoPtr->height_increment / 2;
2218 title->left = 0;
2219 title->right = infoPtr->width_increment * xdiv;
2220
2221 /* set the dimensions of the next and previous buttons and center */
2222 /* the month text vertically */
2223 prev->top = next->top = title->top + 4;
2224 prev->bottom = next->bottom = title->bottom - 4;
2225 prev->left = title->left + 4;
2226 prev->right = prev->left + (title->bottom - title->top);
2227 next->right = title->right - 4;
2228 next->left = next->right - (title->bottom - title->top);
2229
2230 /* titlemonth->left and right change based upon the current month */
2231 /* and are recalculated in refresh as the current month may change */
2232 /* without the control being resized */
2233 titlemonth->top = titleyear->top = title->top + (infoPtr->height_increment)/2;
2234 titlemonth->bottom = titleyear->bottom = title->bottom - (infoPtr->height_increment)/2;
2235
2236 /* setup the dimensions of the rectangle we draw the names of the */
2237 /* days of the week in */
2238 weeknumrect->left = 0;
2239
2240 if(infoPtr->dwStyle & MCS_WEEKNUMBERS)
2241 weeknumrect->right = prev->right;
2242 else
2243 weeknumrect->right = weeknumrect->left;
2244
2245 wdays->left = days->left = weeknumrect->right;
2246 wdays->right = days->right = wdays->left + 7 * infoPtr->width_increment;
2247 wdays->top = title->bottom;
2248 wdays->bottom = wdays->top + infoPtr->height_increment;
2249
2250 days->top = weeknumrect->top = wdays->bottom;
2251 days->bottom = weeknumrect->bottom = days->top + 6 * infoPtr->height_increment;
2252
2253 todayrect->left = 0;
2254 todayrect->right = title->right;
2255 todayrect->top = days->bottom;
2256 todayrect->bottom = days->bottom + infoPtr->height_increment;
2257
2258 /* offset all rectangles to center in client area */
2259 dx = (rcClient.right - title->right) / 2;
2260 dy = (rcClient.bottom - todayrect->bottom) / 2;
2261
2262 /* if calendar doesn't fit client area show it at left/top bounds */
2263 if (title->left + dx < 0) dx = 0;
2264 if (title->top + dy < 0) dy = 0;
2265
2266 if (dx != 0 || dy != 0)
2267 {
2268 OffsetRect(title, dx, dy);
2269 OffsetRect(prev, dx, dy);
2270 OffsetRect(next, dx, dy);
2271 OffsetRect(titlemonth, dx, dy);
2272 OffsetRect(titleyear, dx, dy);
2273 OffsetRect(wdays, dx, dy);
2274 OffsetRect(weeknumrect, dx, dy);
2275 OffsetRect(days, dx, dy);
2276 OffsetRect(todayrect, dx, dy);
2277 }
2278
2279 TRACE("dx=%d dy=%d client[%s] title[%s] wdays[%s] days[%s] today[%s]\n",
2280 infoPtr->width_increment,infoPtr->height_increment,
2281 wine_dbgstr_rect(&rcClient),
2282 wine_dbgstr_rect(title),
2283 wine_dbgstr_rect(wdays),
2284 wine_dbgstr_rect(days),
2285 wine_dbgstr_rect(todayrect));
2286
2287 /* restore the originally selected font */
2288 SelectObject(hdc, currentFont);
2289
2290 ReleaseDC(infoPtr->hwndSelf, hdc);
2291 }
2292
2293 static LRESULT MONTHCAL_Size(MONTHCAL_INFO *infoPtr, int Width, int Height)
2294 {
2295 TRACE("(width=%d, height=%d)\n", Width, Height);
2296
2297 MONTHCAL_UpdateSize(infoPtr);
2298
2299 /* invalidate client area and erase background */
2300 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
2301
2302 return 0;
2303 }
2304
2305 static LRESULT MONTHCAL_GetFont(const MONTHCAL_INFO *infoPtr)
2306 {
2307 return (LRESULT)infoPtr->hFont;
2308 }
2309
2310 static LRESULT MONTHCAL_SetFont(MONTHCAL_INFO *infoPtr, HFONT hFont, BOOL redraw)
2311 {
2312 HFONT hOldFont;
2313 LOGFONTW lf;
2314
2315 if (!hFont) return 0;
2316
2317 hOldFont = infoPtr->hFont;
2318 infoPtr->hFont = hFont;
2319
2320 GetObjectW(infoPtr->hFont, sizeof(lf), &lf);
2321 lf.lfWeight = FW_BOLD;
2322 infoPtr->hBoldFont = CreateFontIndirectW(&lf);
2323
2324 MONTHCAL_UpdateSize(infoPtr);
2325
2326 if (redraw)
2327 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2328
2329 return (LRESULT)hOldFont;
2330 }
2331
2332 /* update theme after a WM_THEMECHANGED message */
2333 static LRESULT theme_changed (const MONTHCAL_INFO* infoPtr)
2334 {
2335 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
2336 CloseThemeData (theme);
2337 OpenThemeData (infoPtr->hwndSelf, themeClass);
2338 return 0;
2339 }
2340
2341 static INT MONTHCAL_StyleChanged(MONTHCAL_INFO *infoPtr, WPARAM wStyleType,
2342 const STYLESTRUCT *lpss)
2343 {
2344 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
2345 wStyleType, lpss->styleOld, lpss->styleNew);
2346
2347 if (wStyleType != GWL_STYLE) return 0;
2348
2349 infoPtr->dwStyle = lpss->styleNew;
2350
2351 /* make room for week numbers */
2352 if ((lpss->styleNew ^ lpss->styleOld) & MCS_WEEKNUMBERS)
2353 MONTHCAL_UpdateSize(infoPtr);
2354
2355 return 0;
2356 }
2357
2358 static INT MONTHCAL_StyleChanging(MONTHCAL_INFO *infoPtr, WPARAM wStyleType,
2359 STYLESTRUCT *lpss)
2360 {
2361 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
2362 wStyleType, lpss->styleOld, lpss->styleNew);
2363
2364 /* block MCS_MULTISELECT change */
2365 if ((lpss->styleNew ^ lpss->styleOld) & MCS_MULTISELECT)
2366 {
2367 if (lpss->styleOld & MCS_MULTISELECT)
2368 lpss->styleNew |= MCS_MULTISELECT;
2369 else
2370 lpss->styleNew &= ~MCS_MULTISELECT;
2371 }
2372
2373 return 0;
2374 }
2375
2376 /* FIXME: check whether dateMin/dateMax need to be adjusted. */
2377 static LRESULT
2378 MONTHCAL_Create(HWND hwnd, LPCREATESTRUCTW lpcs)
2379 {
2380 MONTHCAL_INFO *infoPtr;
2381
2382 /* allocate memory for info structure */
2383 infoPtr = Alloc(sizeof(MONTHCAL_INFO));
2384 SetWindowLongPtrW(hwnd, 0, (DWORD_PTR)infoPtr);
2385
2386 if(infoPtr == NULL) {
2387 ERR( "could not allocate info memory!\n");
2388 return 0;
2389 }
2390
2391 infoPtr->hwndSelf = hwnd;
2392 infoPtr->hwndNotify = lpcs->hwndParent;
2393 infoPtr->dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
2394
2395 MONTHCAL_SetFont(infoPtr, GetStockObject(DEFAULT_GUI_FONT), FALSE);
2396
2397 /* initialize info structure */
2398 /* FIXME: calculate systemtime ->> localtime(substract timezoneinfo) */
2399
2400 GetLocalTime(&infoPtr->todaysDate);
2401 MONTHCAL_SetFirstDayOfWeek(infoPtr, -1);
2402
2403 infoPtr->maxSelCount = (infoPtr->dwStyle & MCS_MULTISELECT) ? 7 : 1;
2404 infoPtr->monthRange = 3;
2405 infoPtr->monthdayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
2406 infoPtr->titlebk = comctl32_color.clrActiveCaption;
2407 infoPtr->titletxt = comctl32_color.clrWindow;
2408 infoPtr->monthbk = comctl32_color.clrWindow;
2409 infoPtr->trailingtxt = comctl32_color.clrGrayText;
2410 infoPtr->bk = comctl32_color.clrWindow;
2411 infoPtr->txt = comctl32_color.clrWindowText;
2412
2413 infoPtr->minSel = infoPtr->todaysDate;
2414 infoPtr->maxSel = infoPtr->todaysDate;
2415 infoPtr->curSel = infoPtr->todaysDate;
2416 infoPtr->isUnicode = TRUE;
2417
2418 /* call MONTHCAL_UpdateSize to set all of the dimensions */
2419 /* of the control */
2420 MONTHCAL_UpdateSize(infoPtr);
2421
2422 /* today auto update timer, to be freed only on control destruction */
2423 SetTimer(infoPtr->hwndSelf, MC_TODAYUPDATETIMER, MC_TODAYUPDATEDELAY, 0);
2424
2425 OpenThemeData (infoPtr->hwndSelf, themeClass);
2426
2427 return 0;
2428 }
2429
2430
2431 static LRESULT
2432 MONTHCAL_Destroy(MONTHCAL_INFO *infoPtr)
2433 {
2434 /* free month calendar info data */
2435 Free(infoPtr->monthdayState);
2436 SetWindowLongPtrW(infoPtr->hwndSelf, 0, 0);
2437
2438 CloseThemeData (GetWindowTheme (infoPtr->hwndSelf));
2439
2440 Free(infoPtr);
2441 return 0;
2442 }
2443
2444 /*
2445 * Handler for WM_NOTIFY messages
2446 */
2447 static LRESULT
2448 MONTHCAL_Notify(MONTHCAL_INFO *infoPtr, NMHDR *hdr)
2449 {
2450 /* notification from year edit updown */
2451 if (hdr->code == UDN_DELTAPOS)
2452 {
2453 NMUPDOWN *nmud = (NMUPDOWN*)hdr;
2454
2455 if (hdr->hwndFrom == infoPtr->hWndYearUpDown)
2456 {
2457 /* year value limits are set up explicitly after updown creation */
2458 if ((nmud->iDelta + nmud->iPos) != infoPtr->curSel.wYear)
2459 {
2460 SYSTEMTIME new_date = infoPtr->curSel;
2461
2462 new_date.wYear = nmud->iDelta + nmud->iPos;
2463 MONTHCAL_SetCurSel(infoPtr, &new_date);
2464 }
2465 }
2466 }
2467 return 0;
2468 }
2469
2470 static inline BOOL
2471 MONTHCAL_SetUnicodeFormat(MONTHCAL_INFO *infoPtr, BOOL isUnicode)
2472 {
2473 BOOL prev = infoPtr->isUnicode;
2474 infoPtr->isUnicode = isUnicode;
2475 return prev;
2476 }
2477
2478 static inline BOOL
2479 MONTHCAL_GetUnicodeFormat(const MONTHCAL_INFO *infoPtr)
2480 {
2481 return infoPtr->isUnicode;
2482 }
2483
2484 static LRESULT WINAPI
2485 MONTHCAL_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
2486 {
2487 MONTHCAL_INFO *infoPtr;
2488
2489 TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, uMsg, wParam, lParam);
2490
2491 infoPtr = MONTHCAL_GetInfoPtr(hwnd);
2492 if (!infoPtr && (uMsg != WM_CREATE))
2493 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
2494 switch(uMsg)
2495 {
2496 case MCM_GETCURSEL:
2497 return MONTHCAL_GetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
2498
2499 case MCM_SETCURSEL:
2500 return MONTHCAL_SetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
2501
2502 case MCM_GETMAXSELCOUNT:
2503 return MONTHCAL_GetMaxSelCount(infoPtr);
2504
2505 case MCM_SETMAXSELCOUNT:
2506 return MONTHCAL_SetMaxSelCount(infoPtr, wParam);
2507
2508 case MCM_GETSELRANGE:
2509 return MONTHCAL_GetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
2510
2511 case MCM_SETSELRANGE:
2512 return MONTHCAL_SetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
2513
2514 case MCM_GETMONTHRANGE:
2515 return MONTHCAL_GetMonthRange(infoPtr, wParam, (SYSTEMTIME*)lParam);
2516
2517 case MCM_SETDAYSTATE:
2518 return MONTHCAL_SetDayState(infoPtr, (INT)wParam, (LPMONTHDAYSTATE)lParam);
2519
2520 case MCM_GETMINREQRECT:
2521 return MONTHCAL_GetMinReqRect(infoPtr, (LPRECT)lParam);
2522
2523 case MCM_GETCOLOR:
2524 return MONTHCAL_GetColor(infoPtr, wParam);
2525
2526 case MCM_SETCOLOR:
2527 return MONTHCAL_SetColor(infoPtr, wParam, (COLORREF)lParam);
2528
2529 case MCM_GETTODAY:
2530 return MONTHCAL_GetToday(infoPtr, (LPSYSTEMTIME)lParam);
2531
2532 case MCM_SETTODAY:
2533 return MONTHCAL_SetToday(infoPtr, (LPSYSTEMTIME)lParam);
2534
2535 case MCM_HITTEST:
2536 return MONTHCAL_HitTest(infoPtr, (PMCHITTESTINFO)lParam);
2537
2538 case MCM_GETFIRSTDAYOFWEEK:
2539 return MONTHCAL_GetFirstDayOfWeek(infoPtr);
2540
2541 case MCM_SETFIRSTDAYOFWEEK:
2542 return MONTHCAL_SetFirstDayOfWeek(infoPtr, (INT)lParam);
2543
2544 case MCM_GETRANGE:
2545 return MONTHCAL_GetRange(infoPtr, (LPSYSTEMTIME)lParam);
2546
2547 case MCM_SETRANGE:
2548 return MONTHCAL_SetRange(infoPtr, (SHORT)wParam, (LPSYSTEMTIME)lParam);
2549
2550 case MCM_GETMONTHDELTA:
2551 return MONTHCAL_GetMonthDelta(infoPtr);
2552
2553 case MCM_SETMONTHDELTA:
2554 return MONTHCAL_SetMonthDelta(infoPtr, wParam);
2555
2556 case MCM_GETMAXTODAYWIDTH:
2557 return MONTHCAL_GetMaxTodayWidth(infoPtr);
2558
2559 case MCM_SETUNICODEFORMAT:
2560 return MONTHCAL_SetUnicodeFormat(infoPtr, (BOOL)wParam);
2561
2562 case MCM_GETUNICODEFORMAT:
2563 return MONTHCAL_GetUnicodeFormat(infoPtr);
2564
2565 case WM_GETDLGCODE:
2566 return DLGC_WANTARROWS | DLGC_WANTCHARS;
2567
2568 case WM_RBUTTONUP:
2569 return MONTHCAL_RButtonUp(infoPtr, lParam);
2570
2571 case WM_LBUTTONDOWN:
2572 return MONTHCAL_LButtonDown(infoPtr, lParam);
2573
2574 case WM_MOUSEMOVE:
2575 return MONTHCAL_MouseMove(infoPtr, lParam);
2576
2577 case WM_LBUTTONUP:
2578 return MONTHCAL_LButtonUp(infoPtr, lParam);
2579
2580 case WM_PAINT:
2581 return MONTHCAL_Paint(infoPtr, (HDC)wParam);
2582
2583 case WM_PRINTCLIENT:
2584 return MONTHCAL_PrintClient(infoPtr, (HDC)wParam, (DWORD)lParam);
2585
2586 case WM_ERASEBKGND:
2587 return MONTHCAL_EraseBkgnd(infoPtr, (HDC)wParam);
2588
2589 case WM_SETFOCUS:
2590 return MONTHCAL_SetFocus(infoPtr);
2591
2592 case WM_SIZE:
2593 return MONTHCAL_Size(infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
2594
2595 case WM_NOTIFY:
2596 return MONTHCAL_Notify(infoPtr, (NMHDR*)lParam);
2597
2598 case WM_CREATE:
2599 return MONTHCAL_Create(hwnd, (LPCREATESTRUCTW)lParam);
2600
2601 case WM_SETFONT:
2602 return MONTHCAL_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
2603
2604 case WM_GETFONT:
2605 return MONTHCAL_GetFont(infoPtr);
2606
2607 case WM_TIMER:
2608 return MONTHCAL_Timer(infoPtr, wParam);
2609
2610 case WM_THEMECHANGED:
2611 return theme_changed (infoPtr);
2612
2613 case WM_DESTROY:
2614 return MONTHCAL_Destroy(infoPtr);
2615
2616 case WM_SYSCOLORCHANGE:
2617 COMCTL32_RefreshSysColors();
2618 return 0;
2619
2620 case WM_STYLECHANGED:
2621 return MONTHCAL_StyleChanged(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
2622
2623 case WM_STYLECHANGING:
2624 return MONTHCAL_StyleChanging(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
2625
2626 default:
2627 if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
2628 ERR( "unknown msg %04x wp=%08lx lp=%08lx\n", uMsg, wParam, lParam);
2629 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
2630 }
2631 }
2632
2633
2634 void
2635 MONTHCAL_Register(void)
2636 {
2637 WNDCLASSW wndClass;
2638
2639 ZeroMemory(&wndClass, sizeof(WNDCLASSW));
2640 wndClass.style = CS_GLOBALCLASS;
2641 wndClass.lpfnWndProc = MONTHCAL_WindowProc;
2642 wndClass.cbClsExtra = 0;
2643 wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
2644 wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW);
2645 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
2646 wndClass.lpszClassName = MONTHCAL_CLASSW;
2647
2648 RegisterClassW(&wndClass);
2649 }
2650
2651
2652 void
2653 MONTHCAL_Unregister(void)
2654 {
2655 UnregisterClassW(MONTHCAL_CLASSW, NULL);
2656 }