Finish the Wine sync. These components are not just rc file changes
[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, 2010 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 350 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 /* single calendar data */
81 typedef struct _CALENDAR_INFO
82 {
83 RECT title; /* rect for the header above the calendar */
84 RECT titlemonth; /* the 'month name' text in the header */
85 RECT titleyear; /* the 'year number' text in the header */
86 RECT wdays; /* week days at top */
87 RECT days; /* calendar area */
88 RECT weeknums; /* week numbers at left side */
89
90 SYSTEMTIME month;/* contains calendar main month/year */
91 } CALENDAR_INFO;
92
93 typedef struct
94 {
95 HWND hwndSelf;
96 DWORD dwStyle; /* cached GWL_STYLE */
97 COLORREF bk;
98 COLORREF txt;
99 COLORREF titlebk;
100 COLORREF titletxt;
101 COLORREF monthbk;
102 COLORREF trailingtxt;
103 HFONT hFont;
104 HFONT hBoldFont;
105 int textHeight;
106 int textWidth;
107 int height_increment;
108 int width_increment;
109 INT delta; /* scroll rate; # of months that the */
110 /* control moves when user clicks a scroll button */
111 int visible; /* # of months visible */
112 int firstDay; /* Start month calendar with firstDay's day,
113 stored in SYSTEMTIME format */
114 BOOL firstDaySet; /* first week day differs from locale defined */
115
116 BOOL isUnicode; /* value set with MCM_SETUNICODE format */
117
118 int monthRange;
119 MONTHDAYSTATE *monthdayState;
120 SYSTEMTIME todaysDate;
121 BOOL todaySet; /* Today was forced with MCM_SETTODAY */
122 int status; /* See MC_SEL flags */
123 SYSTEMTIME firstSel; /* first selected day */
124 INT maxSelCount;
125 SYSTEMTIME minSel;
126 SYSTEMTIME maxSel;
127 SYSTEMTIME curSel; /* contains currently selected year, month and day */
128 SYSTEMTIME focusedSel; /* date currently focused with mouse movement */
129 DWORD rangeValid;
130 SYSTEMTIME minDate;
131 SYSTEMTIME maxDate;
132
133 RECT titlebtnnext; /* the `next month' button in the header */
134 RECT titlebtnprev; /* the `prev month' button in the header */
135 RECT todayrect; /* `today: xx/xx/xx' text rect */
136 HWND hwndNotify; /* Window to receive the notifications */
137 HWND hWndYearEdit; /* Window Handle of edit box to handle years */
138 HWND hWndYearUpDown;/* Window Handle of updown box to handle years */
139 WNDPROC EditWndProc; /* original Edit window procedure */
140
141 CALENDAR_INFO *calendars;
142 INT cal_num;
143 } MONTHCAL_INFO, *LPMONTHCAL_INFO;
144
145 static const WCHAR themeClass[] = { 'S','c','r','o','l','l','b','a','r',0 };
146
147 /* empty SYSTEMTIME const */
148 static const SYSTEMTIME st_null;
149 /* valid date limits */
150 static const SYSTEMTIME max_allowed_date = { .wYear = 9999, .wMonth = 12, .wDay = 31 };
151 static const SYSTEMTIME min_allowed_date = { .wYear = 1752, .wMonth = 9, .wDay = 14 };
152
153
154 #define MONTHCAL_GetInfoPtr(hwnd) ((MONTHCAL_INFO *)GetWindowLongPtrW(hwnd, 0))
155
156 /* helper functions */
157
158 /* send a single MCN_SELCHANGE notification */
159 static inline void MONTHCAL_NotifySelectionChange(const MONTHCAL_INFO *infoPtr)
160 {
161 NMSELCHANGE nmsc;
162
163 nmsc.nmhdr.hwndFrom = infoPtr->hwndSelf;
164 nmsc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
165 nmsc.nmhdr.code = MCN_SELCHANGE;
166 nmsc.stSelStart = infoPtr->minSel;
167 nmsc.stSelEnd = infoPtr->maxSel;
168 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
169 }
170
171 /* send a single MCN_SELECT notification */
172 static inline void MONTHCAL_NotifySelect(const MONTHCAL_INFO *infoPtr)
173 {
174 NMSELCHANGE nmsc;
175
176 nmsc.nmhdr.hwndFrom = infoPtr->hwndSelf;
177 nmsc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
178 nmsc.nmhdr.code = MCN_SELECT;
179 nmsc.stSelStart = infoPtr->minSel;
180 nmsc.stSelEnd = infoPtr->maxSel;
181
182 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
183 }
184
185 /* returns the number of days in any given month, checking for leap days */
186 /* january is 1, december is 12 */
187 int MONTHCAL_MonthLength(int month, int year)
188 {
189 const int mdays[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
190 /* Wrap around, this eases handling. Getting length only we shouldn't care
191 about year change here cause January and December have
192 the same day quantity */
193 if(month == 0)
194 month = 12;
195 else if(month == 13)
196 month = 1;
197
198 /* special case for calendar transition year */
199 if(month == min_allowed_date.wMonth && year == min_allowed_date.wYear) return 19;
200
201 /* if we have a leap year add 1 day to February */
202 /* a leap year is a year either divisible by 400 */
203 /* or divisible by 4 and not by 100 */
204 if(month == 2) { /* February */
205 return mdays[month - 1] + ((year%400 == 0) ? 1 : ((year%100 != 0) &&
206 (year%4 == 0)) ? 1 : 0);
207 }
208 else {
209 return mdays[month - 1];
210 }
211 }
212
213 /* compares timestamps using date part only */
214 static inline BOOL MONTHCAL_IsDateEqual(const SYSTEMTIME *first, const SYSTEMTIME *second)
215 {
216 return (first->wYear == second->wYear) && (first->wMonth == second->wMonth) &&
217 (first->wDay == second->wDay);
218 }
219
220 /* make sure that date fields are valid */
221 static BOOL MONTHCAL_ValidateDate(const SYSTEMTIME *time)
222 {
223 if(time->wMonth < 1 || time->wMonth > 12 ) return FALSE;
224 if(time->wDayOfWeek > 6) return FALSE;
225 if(time->wDay > MONTHCAL_MonthLength(time->wMonth, time->wYear))
226 return FALSE;
227
228 return TRUE;
229 }
230
231 /* Copies timestamp part only.
232 *
233 * PARAMETERS
234 *
235 * [I] from : source date
236 * [O] to : dest date
237 */
238 static void MONTHCAL_CopyTime(const SYSTEMTIME *from, SYSTEMTIME *to)
239 {
240 to->wHour = from->wHour;
241 to->wMinute = from->wMinute;
242 to->wSecond = from->wSecond;
243 }
244
245 /* Copies date part only.
246 *
247 * PARAMETERS
248 *
249 * [I] from : source date
250 * [O] to : dest date
251 */
252 static void MONTHCAL_CopyDate(const SYSTEMTIME *from, SYSTEMTIME *to)
253 {
254 to->wYear = from->wYear;
255 to->wMonth = from->wMonth;
256 to->wDay = from->wDay;
257 to->wDayOfWeek = from->wDayOfWeek;
258 }
259
260 /* Compares two dates in SYSTEMTIME format
261 *
262 * PARAMETERS
263 *
264 * [I] first : pointer to valid first date data to compare
265 * [I] second : pointer to valid second date data to compare
266 *
267 * RETURN VALUE
268 *
269 * -1 : first < second
270 * 0 : first == second
271 * 1 : first > second
272 *
273 * Note that no date validation performed, alreadt validated values expected.
274 */
275 static LONG MONTHCAL_CompareSystemTime(const SYSTEMTIME *first, const SYSTEMTIME *second)
276 {
277 FILETIME ft_first, ft_second;
278
279 SystemTimeToFileTime(first, &ft_first);
280 SystemTimeToFileTime(second, &ft_second);
281
282 return CompareFileTime(&ft_first, &ft_second);
283 }
284
285 static LONG MONTHCAL_CompareMonths(const SYSTEMTIME *first, const SYSTEMTIME *second)
286 {
287 SYSTEMTIME st_first, st_second;
288
289 st_first = st_second = st_null;
290 MONTHCAL_CopyDate(first, &st_first);
291 MONTHCAL_CopyDate(second, &st_second);
292 st_first.wDay = st_second.wDay = 1;
293
294 return MONTHCAL_CompareSystemTime(&st_first, &st_second);
295 }
296
297 static LONG MONTHCAL_CompareDate(const SYSTEMTIME *first, const SYSTEMTIME *second)
298 {
299 SYSTEMTIME st_first, st_second;
300
301 st_first = st_second = st_null;
302 MONTHCAL_CopyDate(first, &st_first);
303 MONTHCAL_CopyDate(second, &st_second);
304
305 return MONTHCAL_CompareSystemTime(&st_first, &st_second);
306 }
307
308 /* Checks largest possible date range and configured one
309 *
310 * PARAMETERS
311 *
312 * [I] infoPtr : valid pointer to control data
313 * [I] date : pointer to valid date data to check
314 * [I] fix : make date fit valid range
315 *
316 * RETURN VALUE
317 *
318 * TRUE - date whithin largest and configured range
319 * FALSE - date is outside largest or configured range
320 */
321 static BOOL MONTHCAL_IsDateInValidRange(const MONTHCAL_INFO *infoPtr,
322 SYSTEMTIME *date, BOOL fix)
323 {
324 const SYSTEMTIME *fix_st = NULL;
325
326 if(MONTHCAL_CompareSystemTime(date, &max_allowed_date) == 1) {
327 fix_st = &max_allowed_date;
328 }
329 else if(MONTHCAL_CompareSystemTime(date, &min_allowed_date) == -1) {
330 fix_st = &min_allowed_date;
331 }
332 else if(infoPtr->rangeValid & GDTR_MAX) {
333 if((MONTHCAL_CompareSystemTime(date, &infoPtr->maxDate) == 1)) {
334 fix_st = &infoPtr->maxDate;
335 }
336 }
337 else if(infoPtr->rangeValid & GDTR_MIN) {
338 if((MONTHCAL_CompareSystemTime(date, &infoPtr->minDate) == -1)) {
339 fix_st = &infoPtr->minDate;
340 }
341 }
342
343 if (fix && fix_st) {
344 date->wYear = fix_st->wYear;
345 date->wMonth = fix_st->wMonth;
346 }
347
348 return fix_st ? FALSE : TRUE;
349 }
350
351 /* Checks passed range width with configured maximum selection count
352 *
353 * PARAMETERS
354 *
355 * [I] infoPtr : valid pointer to control data
356 * [I] range0 : pointer to valid date data (requested bound)
357 * [I] range1 : pointer to valid date data (primary bound)
358 * [O] adjust : returns adjusted range bound to fit maximum range (optional)
359 *
360 * Adjust value computed basing on primary bound and current maximum selection
361 * count. For simple range check (without adjusted value required) (range0, range1)
362 * relation means nothing.
363 *
364 * RETURN VALUE
365 *
366 * TRUE - range is shorter or equal to maximum
367 * FALSE - range is larger than maximum
368 */
369 static BOOL MONTHCAL_IsSelRangeValid(const MONTHCAL_INFO *infoPtr,
370 const SYSTEMTIME *range0,
371 const SYSTEMTIME *range1,
372 SYSTEMTIME *adjust)
373 {
374 ULARGE_INTEGER ul_range0, ul_range1, ul_diff;
375 FILETIME ft_range0, ft_range1;
376 LONG cmp;
377
378 SystemTimeToFileTime(range0, &ft_range0);
379 SystemTimeToFileTime(range1, &ft_range1);
380
381 ul_range0.u.LowPart = ft_range0.dwLowDateTime;
382 ul_range0.u.HighPart = ft_range0.dwHighDateTime;
383 ul_range1.u.LowPart = ft_range1.dwLowDateTime;
384 ul_range1.u.HighPart = ft_range1.dwHighDateTime;
385
386 cmp = CompareFileTime(&ft_range0, &ft_range1);
387
388 if(cmp == 1)
389 ul_diff.QuadPart = ul_range0.QuadPart - ul_range1.QuadPart;
390 else
391 ul_diff.QuadPart = -ul_range0.QuadPart + ul_range1.QuadPart;
392
393 if(ul_diff.QuadPart >= DAYSTO100NSECS(infoPtr->maxSelCount)) {
394
395 if(adjust) {
396 if(cmp == 1)
397 ul_range0.QuadPart = ul_range1.QuadPart + DAYSTO100NSECS(infoPtr->maxSelCount - 1);
398 else
399 ul_range0.QuadPart = ul_range1.QuadPart - DAYSTO100NSECS(infoPtr->maxSelCount - 1);
400
401 ft_range0.dwLowDateTime = ul_range0.u.LowPart;
402 ft_range0.dwHighDateTime = ul_range0.u.HighPart;
403 FileTimeToSystemTime(&ft_range0, adjust);
404 }
405
406 return FALSE;
407 }
408 else return TRUE;
409 }
410
411 /* Used in MCM_SETRANGE/MCM_SETSELRANGE to determine resulting time part.
412 Milliseconds are intentionally not validated. */
413 static BOOL MONTHCAL_ValidateTime(const SYSTEMTIME *time)
414 {
415 if((time->wHour > 24) || (time->wMinute > 59) || (time->wSecond > 59))
416 return FALSE;
417 else
418 return TRUE;
419 }
420
421 /* Note:Depending on DST, this may be offset by a day.
422 Need to find out if we're on a DST place & adjust the clock accordingly.
423 Above function assumes we have a valid data.
424 Valid for year>1752; 1 <= d <= 31, 1 <= m <= 12.
425 0 = Sunday.
426 */
427
428 /* Returns the day in the week
429 *
430 * PARAMETERS
431 * [i] date : input date
432 * [I] inplace : set calculated value back to date structure
433 *
434 * RETURN VALUE
435 * day of week in SYSTEMTIME format: (0 == sunday,..., 6 == saturday)
436 */
437 int MONTHCAL_CalculateDayOfWeek(SYSTEMTIME *date, BOOL inplace)
438 {
439 SYSTEMTIME st = st_null;
440 FILETIME ft;
441
442 MONTHCAL_CopyDate(date, &st);
443
444 SystemTimeToFileTime(&st, &ft);
445 FileTimeToSystemTime(&ft, &st);
446
447 if (inplace) date->wDayOfWeek = st.wDayOfWeek;
448
449 return st.wDayOfWeek;
450 }
451
452 /* properly updates date to point on next month */
453 static inline void MONTHCAL_GetNextMonth(SYSTEMTIME *date)
454 {
455 if(++date->wMonth > 12)
456 {
457 date->wMonth = 1;
458 date->wYear++;
459 }
460 MONTHCAL_CalculateDayOfWeek(date, TRUE);
461 }
462
463 /* properly updates date to point on prev month */
464 static inline void MONTHCAL_GetPrevMonth(SYSTEMTIME *date)
465 {
466 if(--date->wMonth < 1)
467 {
468 date->wMonth = 12;
469 date->wYear--;
470 }
471 MONTHCAL_CalculateDayOfWeek(date, TRUE);
472 }
473
474 /* Returns full date for a first currently visible day */
475 static void MONTHCAL_GetMinDate(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *date)
476 {
477 /* zero indexed calendar has the earliest date */
478 SYSTEMTIME st_first = infoPtr->calendars[0].month;
479 INT firstDay;
480
481 st_first.wDay = 1;
482 firstDay = MONTHCAL_CalculateDayOfWeek(&st_first, FALSE);
483
484 *date = infoPtr->calendars[0].month;
485 MONTHCAL_GetPrevMonth(date);
486
487 date->wDay = MONTHCAL_MonthLength(date->wMonth, date->wYear) +
488 (infoPtr->firstDay - firstDay) % 7 + 1;
489
490 if(date->wDay > MONTHCAL_MonthLength(date->wMonth, date->wYear))
491 date->wDay -= 7;
492
493 /* fix day of week */
494 MONTHCAL_CalculateDayOfWeek(date, TRUE);
495 }
496
497 /* Returns full date for a last currently visible day */
498 static void MONTHCAL_GetMaxDate(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *date)
499 {
500 /* the latest date is in latest calendar */
501 SYSTEMTIME st, lt_month = infoPtr->calendars[infoPtr->cal_num-1].month;
502
503 *date = lt_month;
504 MONTHCAL_GetNextMonth(date);
505
506 MONTHCAL_GetMinDate(infoPtr, &st);
507 /* Use month length to get max day. 42 means max day count in calendar area */
508 date->wDay = 42 - (MONTHCAL_MonthLength(st.wMonth, st.wYear) - st.wDay + 1) -
509 MONTHCAL_MonthLength(lt_month.wMonth, lt_month.wYear);
510
511 /* fix day of week */
512 MONTHCAL_CalculateDayOfWeek(date, TRUE);
513 }
514
515 /* From a given point, calculate the row (weekpos), column(daypos)
516 and day in the calendar. day== 0 mean the last day of tha last month
517 */
518 static int MONTHCAL_CalcDayFromPos(const MONTHCAL_INFO *infoPtr, int x, int y,
519 int *daypos, int *weekpos)
520 {
521 int retval, firstDay;
522 RECT rcClient;
523 SYSTEMTIME st = infoPtr->curSel;
524
525 GetClientRect(infoPtr->hwndSelf, &rcClient);
526
527 /* if the point is outside the x bounds of the window put
528 it at the boundary */
529 if (x > rcClient.right)
530 x = rcClient.right;
531
532 *daypos = (x - infoPtr->calendars[0].days.left ) / infoPtr->width_increment;
533 *weekpos = (y - infoPtr->calendars[0].days.top ) / infoPtr->height_increment;
534
535 st.wDay = 1;
536 firstDay = (MONTHCAL_CalculateDayOfWeek(&st, FALSE) + 6 - infoPtr->firstDay) % 7;
537 retval = *daypos + (7 * *weekpos) - firstDay;
538 return retval;
539 }
540
541 /* Sets the RECT struct r to the rectangle around the date
542 *
543 * PARAMETERS
544 *
545 * [I] infoPtr : pointer to control data
546 * [I] date : date value
547 * [O] x : day column (zero based)
548 * [O] y : week column (zero based)
549 */
550 static void MONTHCAL_CalcDayXY(const MONTHCAL_INFO *infoPtr,
551 const SYSTEMTIME *date, int *x, int *y)
552 {
553 SYSTEMTIME st = infoPtr->curSel;
554 LONG cmp;
555 int first;
556
557 st.wDay = 1;
558 first = (MONTHCAL_CalculateDayOfWeek(&st, FALSE) + 6 - infoPtr->firstDay) % 7;
559
560 cmp = MONTHCAL_CompareMonths(date, &infoPtr->curSel);
561
562 /* previous month */
563 if(cmp == -1) {
564 *x = (first - MONTHCAL_MonthLength(date->wMonth, infoPtr->curSel.wYear) + date->wDay) % 7;
565 *y = 0;
566 return;
567 }
568
569 /* next month calculation is same as for current,
570 just add current month length */
571 if(cmp == 1) {
572 first += MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear);
573 }
574
575 *x = (date->wDay + first) % 7;
576 *y = (date->wDay + first - *x) / 7;
577 }
578
579
580 /* x: column(day), y: row(week) */
581 static inline void MONTHCAL_CalcDayRect(const MONTHCAL_INFO *infoPtr, RECT *r, int x, int y)
582 {
583 r->left = infoPtr->calendars[0].days.left + x * infoPtr->width_increment;
584 r->right = r->left + infoPtr->width_increment;
585 r->top = infoPtr->calendars[0].days.top + y * infoPtr->height_increment;
586 r->bottom = r->top + infoPtr->textHeight;
587 }
588
589
590 /* Sets the RECT struct r to the rectangle around the date */
591 static inline void MONTHCAL_CalcPosFromDay(const MONTHCAL_INFO *infoPtr,
592 const SYSTEMTIME *date, RECT *r)
593 {
594 int x, y;
595
596 MONTHCAL_CalcDayXY(infoPtr, date, &x, &y);
597 MONTHCAL_CalcDayRect(infoPtr, r, x, y);
598 }
599
600 /* Focused day helper:
601
602 - set focused date to given value;
603 - reset to zero value if NULL passed;
604 - invalidate previous and new day rectangle only if needed.
605
606 Returns TRUE if focused day changed, FALSE otherwise.
607 */
608 static BOOL MONTHCAL_SetDayFocus(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *st)
609 {
610 RECT r;
611
612 if(st)
613 {
614 /* there's nothing to do if it's the same date,
615 mouse move within same date rectangle case */
616 if(MONTHCAL_IsDateEqual(&infoPtr->focusedSel, st)) return FALSE;
617
618 /* invalidate old focused day */
619 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->focusedSel, &r);
620 InvalidateRect(infoPtr->hwndSelf, &r, FALSE);
621
622 infoPtr->focusedSel = *st;
623 }
624
625 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->focusedSel, &r);
626
627 if(!st && MONTHCAL_ValidateDate(&infoPtr->focusedSel))
628 infoPtr->focusedSel = st_null;
629
630 /* on set invalidates new day, on reset clears previous focused day */
631 InvalidateRect(infoPtr->hwndSelf, &r, FALSE);
632
633 return TRUE;
634 }
635
636 /* Draw today day mark rectangle
637 *
638 * [I] hdc : context to draw in
639 * [I] day : day to mark with rectangle
640 *
641 */
642 static void MONTHCAL_CircleDay(const MONTHCAL_INFO *infoPtr, HDC hdc,
643 const SYSTEMTIME *date)
644 {
645 HPEN hRedPen = CreatePen(PS_SOLID, 1, RGB(255, 0, 0));
646 HPEN hOldPen2 = SelectObject(hdc, hRedPen);
647 HBRUSH hOldBrush;
648 RECT day_rect;
649
650 MONTHCAL_CalcPosFromDay(infoPtr, date, &day_rect);
651
652 hOldBrush = SelectObject(hdc, GetStockObject(NULL_BRUSH));
653 Rectangle(hdc, day_rect.left, day_rect.top, day_rect.right, day_rect.bottom);
654
655 SelectObject(hdc, hOldBrush);
656 DeleteObject(hRedPen);
657 SelectObject(hdc, hOldPen2);
658 }
659
660 static void MONTHCAL_DrawDay(const MONTHCAL_INFO *infoPtr, HDC hdc, const SYSTEMTIME *st,
661 int bold, const PAINTSTRUCT *ps)
662 {
663 static const WCHAR fmtW[] = { '%','d',0 };
664 WCHAR buf[10];
665 RECT r, r_temp;
666 static BOOL bold_selected;
667 BOOL selected_day = FALSE;
668 HBRUSH hbr;
669 COLORREF oldCol = 0;
670 COLORREF oldBk = 0;
671
672 /* No need to check styles: when selection is not valid, it is set to zero.
673 * 1<day<31, so everything is OK.
674 */
675
676 MONTHCAL_CalcPosFromDay(infoPtr, st, &r);
677 if(!IntersectRect(&r_temp, &(ps->rcPaint), &r)) return;
678
679 if ((MONTHCAL_CompareDate(st, &infoPtr->minSel) >= 0) &&
680 (MONTHCAL_CompareDate(st, &infoPtr->maxSel) <= 0)) {
681
682 TRACE("%d %d %d\n", st->wDay, infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
683 TRACE("%s\n", wine_dbgstr_rect(&r));
684 oldCol = SetTextColor(hdc, infoPtr->monthbk);
685 oldBk = SetBkColor(hdc, infoPtr->trailingtxt);
686 hbr = GetSysColorBrush(COLOR_HIGHLIGHT);
687 FillRect(hdc, &r, hbr);
688
689 selected_day = TRUE;
690 }
691
692 if(bold && !bold_selected) {
693 SelectObject(hdc, infoPtr->hBoldFont);
694 bold_selected = TRUE;
695 }
696 if(!bold && bold_selected) {
697 SelectObject(hdc, infoPtr->hFont);
698 bold_selected = FALSE;
699 }
700
701 SetBkMode(hdc,TRANSPARENT);
702 wsprintfW(buf, fmtW, st->wDay);
703 DrawTextW(hdc, buf, -1, &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
704
705 if(selected_day) {
706 SetTextColor(hdc, oldCol);
707 SetBkColor(hdc, oldBk);
708 }
709 }
710
711
712 static void MONTHCAL_PaintButton(MONTHCAL_INFO *infoPtr, HDC hdc, BOOL btnNext)
713 {
714 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
715 RECT *r = btnNext ? &infoPtr->titlebtnnext : &infoPtr->titlebtnprev;
716 BOOL pressed = btnNext ? (infoPtr->status & MC_NEXTPRESSED) :
717 (infoPtr->status & MC_PREVPRESSED);
718 if (theme)
719 {
720 static const int states[] = {
721 /* Prev button */
722 ABS_LEFTNORMAL, ABS_LEFTPRESSED, ABS_LEFTDISABLED,
723 /* Next button */
724 ABS_RIGHTNORMAL, ABS_RIGHTPRESSED, ABS_RIGHTDISABLED
725 };
726 int stateNum = btnNext ? 3 : 0;
727 if (pressed)
728 stateNum += 1;
729 else
730 {
731 if (infoPtr->dwStyle & WS_DISABLED) stateNum += 2;
732 }
733 DrawThemeBackground (theme, hdc, SBP_ARROWBTN, states[stateNum], r, NULL);
734 }
735 else
736 {
737 int style = btnNext ? DFCS_SCROLLRIGHT : DFCS_SCROLLLEFT;
738 if (pressed)
739 style |= DFCS_PUSHED;
740 else
741 {
742 if (infoPtr->dwStyle & WS_DISABLED) style |= DFCS_INACTIVE;
743 }
744
745 DrawFrameControl(hdc, r, DFC_SCROLL, style);
746 }
747 }
748 /* paint a title with buttons and month/year string */
749 static void MONTHCAL_PaintTitle(MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps, INT calIdx)
750 {
751 static const WCHAR fmt_monthW[] = { '%','s',' ','%','l','d',0 };
752 RECT *title = &infoPtr->calendars[calIdx].title;
753 WCHAR buf_month[80], buf_fmt[80];
754 HBRUSH hbr;
755 SIZE sz;
756
757 /* fill header box */
758 hbr = CreateSolidBrush(infoPtr->titlebk);
759 FillRect(hdc, title, hbr);
760 DeleteObject(hbr);
761
762 /* month/year string */
763 SetBkColor(hdc, infoPtr->titlebk);
764 SetTextColor(hdc, infoPtr->titletxt);
765 SelectObject(hdc, infoPtr->hBoldFont);
766
767 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+infoPtr->curSel.wMonth-1,
768 buf_month, countof(buf_month));
769
770 wsprintfW(buf_fmt, fmt_monthW, buf_month, infoPtr->curSel.wYear);
771 DrawTextW(hdc, buf_fmt, strlenW(buf_fmt), title,
772 DT_CENTER | DT_VCENTER | DT_SINGLELINE);
773
774 /* update title rectangles with current month - used while testing hits */
775 GetTextExtentPoint32W(hdc, buf_fmt, strlenW(buf_fmt), &sz);
776 infoPtr->calendars[calIdx].titlemonth.left = title->right / 2 + title->left / 2 - sz.cx / 2;
777 infoPtr->calendars[calIdx].titleyear.right = title->right / 2 + title->left / 2 + sz.cx / 2;
778
779 GetTextExtentPoint32W(hdc, buf_month, strlenW(buf_month), &sz);
780 infoPtr->calendars[calIdx].titlemonth.right = infoPtr->calendars[calIdx].titlemonth.left + sz.cx;
781 infoPtr->calendars[calIdx].titleyear.left = infoPtr->calendars[calIdx].titlemonth.right;
782 }
783
784 static void MONTHCAL_PaintWeeknumbers(const MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps, INT calIdx)
785 {
786 static const WCHAR fmt_weekW[] = { '%','d',0 };
787 INT mindays, weeknum, weeknum1, startofprescal;
788 SYSTEMTIME st = infoPtr->curSel;
789 RECT r;
790 WCHAR buf[80];
791 INT i, prev_month;
792
793 if (!(infoPtr->dwStyle & MCS_WEEKNUMBERS)) return;
794
795 MONTHCAL_GetMinDate(infoPtr, &st);
796 startofprescal = st.wDay;
797 st = infoPtr->curSel;
798
799 prev_month = infoPtr->curSel.wMonth - 1;
800 if(prev_month == 0) prev_month = 12;
801
802 /*
803 Rules what week to call the first week of a new year:
804 LOCALE_IFIRSTWEEKOFYEAR == 0 (e.g US?):
805 The week containing Jan 1 is the first week of year
806 LOCALE_IFIRSTWEEKOFYEAR == 2 (e.g. Germany):
807 First week of year must contain 4 days of the new year
808 LOCALE_IFIRSTWEEKOFYEAR == 1 (what contries?)
809 The first week of the year must contain only days of the new year
810 */
811 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_IFIRSTWEEKOFYEAR, buf, countof(buf));
812 weeknum = atoiW(buf);
813 switch (weeknum)
814 {
815 case 1: mindays = 6;
816 break;
817 case 2: mindays = 3;
818 break;
819 case 0: mindays = 0;
820 break;
821 default:
822 WARN("Unknown LOCALE_IFIRSTWEEKOFYEAR value %d, defaulting to 0\n", weeknum);
823 mindays = 0;
824 }
825
826 if (infoPtr->curSel.wMonth == 1)
827 {
828 /* calculate all those exceptions for january */
829 st.wDay = st.wMonth = 1;
830 weeknum1 = MONTHCAL_CalculateDayOfWeek(&st, FALSE);
831 if ((infoPtr->firstDay - weeknum1) % 7 > mindays)
832 weeknum = 1;
833 else
834 {
835 weeknum = 0;
836 for(i = 0; i < 11; i++)
837 weeknum += MONTHCAL_MonthLength(i+1, infoPtr->curSel.wYear - 1);
838
839 weeknum += startofprescal + 7;
840 weeknum /= 7;
841 st.wYear -= 1;
842 weeknum1 = MONTHCAL_CalculateDayOfWeek(&st, FALSE);
843 if ((infoPtr->firstDay - weeknum1) % 7 > mindays) weeknum++;
844 }
845 }
846 else
847 {
848 weeknum = 0;
849 for(i = 0; i < prev_month - 1; i++)
850 weeknum += MONTHCAL_MonthLength(i+1, infoPtr->curSel.wYear);
851
852 weeknum += startofprescal + 7;
853 weeknum /= 7;
854 st.wDay = st.wMonth = 1;
855 weeknum1 = MONTHCAL_CalculateDayOfWeek(&st, FALSE);
856 if ((infoPtr->firstDay - weeknum1) % 7 > mindays) weeknum++;
857 }
858
859 r = infoPtr->calendars[calIdx].weeknums;
860 r.bottom = r.top + infoPtr->height_increment;
861
862 for(i = 0; i < 6; i++) {
863 if((i == 0) && (weeknum > 50))
864 {
865 wsprintfW(buf, fmt_weekW, weeknum);
866 weeknum = 0;
867 }
868 else if((i == 5) && (weeknum > 47))
869 {
870 wsprintfW(buf, fmt_weekW, 1);
871 }
872 else
873 wsprintfW(buf, fmt_weekW, weeknum + i);
874
875 DrawTextW(hdc, buf, -1, &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
876 OffsetRect(&r, 0, infoPtr->height_increment);
877 }
878
879 /* line separator for week numbers column */
880 MoveToEx(hdc, infoPtr->calendars[calIdx].weeknums.right, infoPtr->calendars[calIdx].weeknums.top + 3 , NULL);
881 LineTo(hdc, infoPtr->calendars[calIdx].weeknums.right, infoPtr->calendars[calIdx].weeknums.bottom);
882 }
883
884 /* bottom today date */
885 static void MONTHCAL_PaintTodayTitle(const MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
886 {
887 if(!(infoPtr->dwStyle & MCS_NOTODAY)) {
888 static const WCHAR todayW[] = { 'T','o','d','a','y',':',0 };
889 static const WCHAR fmt_todayW[] = { '%','s',' ','%','s',0 };
890 WCHAR buf_todayW[30], buf_dateW[20], buf[80];
891 RECT rtoday;
892
893 if(!(infoPtr->dwStyle & MCS_NOTODAYCIRCLE)) {
894 SYSTEMTIME fake_st;
895
896 MONTHCAL_GetMaxDate(infoPtr, &fake_st);
897 /* this is always safe cause next month will never fully fit calendar */
898 fake_st.wDay += 1;
899 MONTHCAL_CircleDay(infoPtr, hdc, &fake_st);
900 }
901 if (!LoadStringW(COMCTL32_hModule, IDM_TODAY, buf_todayW, countof(buf_todayW)))
902 {
903 WARN("Can't load resource\n");
904 strcpyW(buf_todayW, todayW);
905 }
906 MONTHCAL_CalcDayRect(infoPtr, &rtoday, 1, 6);
907 GetDateFormatW(LOCALE_USER_DEFAULT, DATE_SHORTDATE, &infoPtr->todaysDate, NULL,
908 buf_dateW, countof(buf_dateW));
909 SelectObject(hdc, infoPtr->hBoldFont);
910
911 wsprintfW(buf, fmt_todayW, buf_todayW, buf_dateW);
912 DrawTextW(hdc, buf, -1, &rtoday, DT_CALCRECT | DT_LEFT | DT_VCENTER | DT_SINGLELINE);
913 DrawTextW(hdc, buf, -1, &rtoday, DT_LEFT | DT_VCENTER | DT_SINGLELINE);
914
915 SelectObject(hdc, infoPtr->hFont);
916 }
917 }
918
919 /* today mark + focus */
920 static void MONTHCAL_PaintFocusAndCircle(const MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
921 {
922 if((infoPtr->curSel.wMonth == infoPtr->todaysDate.wMonth) &&
923 (infoPtr->curSel.wYear == infoPtr->todaysDate.wYear) &&
924 !(infoPtr->dwStyle & MCS_NOTODAYCIRCLE))
925 {
926 MONTHCAL_CircleDay(infoPtr, hdc, &infoPtr->todaysDate);
927 }
928
929 if(!MONTHCAL_IsDateEqual(&infoPtr->focusedSel, &st_null))
930 {
931 RECT r;
932 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->focusedSel, &r);
933 DrawFocusRect(hdc, &r);
934 }
935 }
936
937 /* paint a calendar area */
938 static void MONTHCAL_PaintCalendar(const MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps, INT calIdx)
939 {
940 INT prev_month, i, j;
941 WCHAR buf[80];
942 HBRUSH hbr;
943 RECT r, fill_bk_rect;
944 int mask;
945 SYSTEMTIME st;
946
947 /* fill whole days area - from week days area to today note rectangle */
948 fill_bk_rect = infoPtr->calendars[calIdx].wdays;
949 fill_bk_rect.bottom = infoPtr->calendars[calIdx].days.bottom +
950 (infoPtr->todayrect.bottom - infoPtr->todayrect.top);
951
952 hbr = CreateSolidBrush(infoPtr->monthbk);
953 FillRect(hdc, &fill_bk_rect, hbr);
954 DeleteObject(hbr);
955
956 /* draw line under day abbreviations */
957 MoveToEx(hdc, infoPtr->calendars[calIdx].days.left + 3,
958 infoPtr->calendars[calIdx].title.bottom + infoPtr->textHeight + 1, NULL);
959 LineTo(hdc, infoPtr->calendars[calIdx].days.right - 3,
960 infoPtr->calendars[calIdx].title.bottom + infoPtr->textHeight + 1);
961
962 prev_month = infoPtr->curSel.wMonth - 1;
963 if (prev_month == 0) prev_month = 12;
964
965 infoPtr->calendars[calIdx].wdays.left = infoPtr->calendars[calIdx].days.left =
966 infoPtr->calendars[calIdx].weeknums.right;
967
968 /* 1. draw day abbreviations */
969 SelectObject(hdc, infoPtr->hFont);
970 SetBkColor(hdc, infoPtr->monthbk);
971 SetTextColor(hdc, infoPtr->trailingtxt);
972 /* rectangle to draw a single day abbreviation within */
973 r = infoPtr->calendars[calIdx].wdays;
974 r.right = r.left + infoPtr->width_increment;
975
976 i = infoPtr->firstDay;
977 for(j = 0; j < 7; j++) {
978 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1 + (i+j+6)%7, buf, countof(buf));
979 DrawTextW(hdc, buf, strlenW(buf), &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
980 OffsetRect(&r, infoPtr->width_increment, 0);
981 }
982
983 /* 2. previous and next months */
984 if (!(infoPtr->dwStyle & MCS_NOTRAILINGDATES) && (calIdx == 0 || calIdx == infoPtr->cal_num - 1))
985 {
986 SYSTEMTIME st_max;
987
988 SetTextColor(hdc, infoPtr->trailingtxt);
989
990 /* draw prev month */
991 if (calIdx == 0)
992 {
993 MONTHCAL_GetMinDate(infoPtr, &st);
994 mask = 1 << (st.wDay-1);
995
996 while(st.wDay <= MONTHCAL_MonthLength(prev_month, infoPtr->curSel.wYear))
997 {
998 MONTHCAL_DrawDay(infoPtr, hdc, &st, infoPtr->monthdayState[0] & mask, ps);
999 mask <<= 1;
1000 st.wDay++;
1001 }
1002 }
1003
1004 /* draw next month */
1005 if (calIdx == infoPtr->cal_num - 1)
1006 {
1007 st = infoPtr->curSel;
1008 st.wDay = 1;
1009 MONTHCAL_GetNextMonth(&st);
1010 MONTHCAL_GetMaxDate(infoPtr, &st_max);
1011 mask = 1;
1012
1013 while(st.wDay <= st_max.wDay)
1014 {
1015 MONTHCAL_DrawDay(infoPtr, hdc, &st, infoPtr->monthdayState[2] & mask, ps);
1016 mask <<= 1;
1017 st.wDay++;
1018 }
1019 }
1020 }
1021
1022 /* 3. current month */
1023 SetTextColor(hdc, infoPtr->txt);
1024 st = infoPtr->curSel;
1025 st.wDay = 1;
1026 mask = 1;
1027 while(st.wDay <= MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear)) {
1028 MONTHCAL_DrawDay(infoPtr, hdc, &st, infoPtr->monthdayState[1] & mask, ps);
1029 mask <<= 1;
1030 st.wDay++;
1031 }
1032 }
1033
1034 static void MONTHCAL_Refresh(MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
1035 {
1036 COLORREF old_text_clr, old_bk_clr;
1037 HFONT old_font;
1038 INT i;
1039
1040 old_text_clr = SetTextColor(hdc, comctl32_color.clrWindowText);
1041 old_bk_clr = GetBkColor(hdc);
1042 old_font = GetCurrentObject(hdc, OBJ_FONT);
1043
1044 for (i = 0; i < infoPtr->cal_num; i++)
1045 {
1046 RECT *title = &infoPtr->calendars[i].title;
1047 RECT r;
1048
1049 /* draw title, redraw all its elements */
1050 if (IntersectRect(&r, &(ps->rcPaint), title))
1051 MONTHCAL_PaintTitle(infoPtr, hdc, ps, i);
1052
1053 /* draw calendar area */
1054 UnionRect(&r, &infoPtr->calendars[i].wdays, &infoPtr->todayrect);
1055 if (IntersectRect(&r, &(ps->rcPaint), &r))
1056 MONTHCAL_PaintCalendar(infoPtr, hdc, ps, i);
1057
1058 /* week numbers */
1059 MONTHCAL_PaintWeeknumbers(infoPtr, hdc, ps, i);
1060 }
1061
1062 /* focus and today rectangle */
1063 MONTHCAL_PaintFocusAndCircle(infoPtr, hdc, ps);
1064
1065 /* today at the bottom left */
1066 MONTHCAL_PaintTodayTitle(infoPtr, hdc, ps);
1067
1068 /* navigation buttons */
1069 MONTHCAL_PaintButton(infoPtr, hdc, FALSE);
1070 MONTHCAL_PaintButton(infoPtr, hdc, TRUE);
1071
1072 /* restore context */
1073 SetBkColor(hdc, old_bk_clr);
1074 SelectObject(hdc, old_font);
1075 SetTextColor(hdc, old_text_clr);
1076 }
1077
1078 static LRESULT
1079 MONTHCAL_GetMinReqRect(const MONTHCAL_INFO *infoPtr, LPRECT lpRect)
1080 {
1081 TRACE("rect %p\n", lpRect);
1082
1083 if(!lpRect) return FALSE;
1084
1085 lpRect->left = infoPtr->calendars[0].title.left;
1086 lpRect->top = infoPtr->calendars[0].title.top;
1087 lpRect->right = infoPtr->calendars[0].title.right;
1088 lpRect->bottom = infoPtr->todayrect.bottom;
1089
1090 AdjustWindowRect(lpRect, infoPtr->dwStyle, FALSE);
1091
1092 /* minimal rectangle is zero based */
1093 OffsetRect(lpRect, -lpRect->left, -lpRect->top);
1094
1095 TRACE("%s\n", wine_dbgstr_rect(lpRect));
1096
1097 return TRUE;
1098 }
1099
1100
1101 static LRESULT
1102 MONTHCAL_GetColor(const MONTHCAL_INFO *infoPtr, INT index)
1103 {
1104 TRACE("\n");
1105
1106 switch(index) {
1107 case MCSC_BACKGROUND:
1108 return infoPtr->bk;
1109 case MCSC_TEXT:
1110 return infoPtr->txt;
1111 case MCSC_TITLEBK:
1112 return infoPtr->titlebk;
1113 case MCSC_TITLETEXT:
1114 return infoPtr->titletxt;
1115 case MCSC_MONTHBK:
1116 return infoPtr->monthbk;
1117 case MCSC_TRAILINGTEXT:
1118 return infoPtr->trailingtxt;
1119 }
1120
1121 return -1;
1122 }
1123
1124
1125 static LRESULT
1126 MONTHCAL_SetColor(MONTHCAL_INFO *infoPtr, INT index, COLORREF color)
1127 {
1128 COLORREF prev = -1;
1129
1130 TRACE("%d: color %08x\n", index, color);
1131
1132 switch(index) {
1133 case MCSC_BACKGROUND:
1134 prev = infoPtr->bk;
1135 infoPtr->bk = color;
1136 break;
1137 case MCSC_TEXT:
1138 prev = infoPtr->txt;
1139 infoPtr->txt = color;
1140 break;
1141 case MCSC_TITLEBK:
1142 prev = infoPtr->titlebk;
1143 infoPtr->titlebk = color;
1144 break;
1145 case MCSC_TITLETEXT:
1146 prev=infoPtr->titletxt;
1147 infoPtr->titletxt = color;
1148 break;
1149 case MCSC_MONTHBK:
1150 prev = infoPtr->monthbk;
1151 infoPtr->monthbk = color;
1152 break;
1153 case MCSC_TRAILINGTEXT:
1154 prev = infoPtr->trailingtxt;
1155 infoPtr->trailingtxt = color;
1156 break;
1157 }
1158
1159 InvalidateRect(infoPtr->hwndSelf, NULL, index == MCSC_BACKGROUND ? TRUE : FALSE);
1160 return prev;
1161 }
1162
1163
1164 static LRESULT
1165 MONTHCAL_GetMonthDelta(const MONTHCAL_INFO *infoPtr)
1166 {
1167 TRACE("\n");
1168
1169 if(infoPtr->delta)
1170 return infoPtr->delta;
1171 else
1172 return infoPtr->visible;
1173 }
1174
1175
1176 static LRESULT
1177 MONTHCAL_SetMonthDelta(MONTHCAL_INFO *infoPtr, INT delta)
1178 {
1179 INT prev = infoPtr->delta;
1180
1181 TRACE("delta %d\n", delta);
1182
1183 infoPtr->delta = delta;
1184 return prev;
1185 }
1186
1187
1188 static inline LRESULT
1189 MONTHCAL_GetFirstDayOfWeek(const MONTHCAL_INFO *infoPtr)
1190 {
1191 int day;
1192
1193 /* convert from SYSTEMTIME to locale format */
1194 day = (infoPtr->firstDay >= 0) ? (infoPtr->firstDay+6)%7 : infoPtr->firstDay;
1195
1196 return MAKELONG(day, infoPtr->firstDaySet);
1197 }
1198
1199
1200 /* Sets the first day of the week that will appear in the control
1201 *
1202 *
1203 * PARAMETERS:
1204 * [I] infoPtr : valid pointer to control data
1205 * [I] day : day number to set as new first day (0 == Monday,...,6 == Sunday)
1206 *
1207 *
1208 * RETURN VALUE:
1209 * Low word contains previous first day,
1210 * high word indicates was first day forced with this message before or is
1211 * locale difined (TRUE - was forced, FALSE - wasn't).
1212 *
1213 * FIXME: this needs to be implemented properly in MONTHCAL_Refresh()
1214 * FIXME: we need more error checking here
1215 */
1216 static LRESULT
1217 MONTHCAL_SetFirstDayOfWeek(MONTHCAL_INFO *infoPtr, INT day)
1218 {
1219 LRESULT prev = MONTHCAL_GetFirstDayOfWeek(infoPtr);
1220 int new_day;
1221
1222 TRACE("%d\n", day);
1223
1224 if(day == -1)
1225 {
1226 WCHAR buf[80];
1227
1228 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_IFIRSTDAYOFWEEK, buf, countof(buf));
1229 TRACE("%s %d\n", debugstr_w(buf), strlenW(buf));
1230
1231 new_day = atoiW(buf);
1232
1233 infoPtr->firstDaySet = FALSE;
1234 }
1235 else if(day >= 7)
1236 {
1237 new_day = 6; /* max first day allowed */
1238 infoPtr->firstDaySet = TRUE;
1239 }
1240 else
1241 {
1242 /* Native behaviour for that case is broken: invalid date number >31
1243 got displayed at (0,0) position, current month starts always from
1244 (1,0) position. Should be implemented here as well only if there's
1245 nothing else to do. */
1246 if (day < -1)
1247 FIXME("No bug compatibility for day=%d\n", day);
1248
1249 new_day = day;
1250 infoPtr->firstDaySet = TRUE;
1251 }
1252
1253 /* convert from locale to SYSTEMTIME format */
1254 infoPtr->firstDay = (new_day >= 0) ? (++new_day) % 7 : new_day;
1255
1256 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1257
1258 return prev;
1259 }
1260
1261
1262 static LRESULT
1263 MONTHCAL_GetMonthRange(const MONTHCAL_INFO *infoPtr, DWORD flag, SYSTEMTIME *st)
1264 {
1265 TRACE("flag=%d, st=%p\n", flag, st);
1266
1267 if(st)
1268 {
1269 switch (flag) {
1270 case GMR_VISIBLE:
1271 {
1272 st[0] = infoPtr->calendars[0].month;
1273 st[1] = infoPtr->calendars[infoPtr->cal_num-1].month;
1274
1275 if (st[0].wMonth == min_allowed_date.wMonth &&
1276 st[0].wYear == min_allowed_date.wYear)
1277 {
1278 st[0].wDay = min_allowed_date.wDay;
1279 }
1280 else
1281 st[0].wDay = 1;
1282 MONTHCAL_CalculateDayOfWeek(&st[0], TRUE);
1283
1284 st[1].wDay = MONTHCAL_MonthLength(st[1].wMonth, st[1].wYear);
1285 MONTHCAL_CalculateDayOfWeek(&st[1], TRUE);
1286
1287 return infoPtr->cal_num;
1288 }
1289 case GMR_DAYSTATE:
1290 {
1291 /*FIXME: currently multicalendar feature isn't implemented,
1292 min date from previous month and max date from next one returned */
1293 MONTHCAL_GetMinDate(infoPtr, &st[0]);
1294 MONTHCAL_GetMaxDate(infoPtr, &st[1]);
1295 break;
1296 }
1297 default:
1298 WARN("Unknown flag value, got %d\n", flag);
1299 }
1300 }
1301
1302 return infoPtr->monthRange;
1303 }
1304
1305
1306 static LRESULT
1307 MONTHCAL_GetMaxTodayWidth(const MONTHCAL_INFO *infoPtr)
1308 {
1309 return(infoPtr->todayrect.right - infoPtr->todayrect.left);
1310 }
1311
1312
1313 static LRESULT
1314 MONTHCAL_SetRange(MONTHCAL_INFO *infoPtr, SHORT limits, SYSTEMTIME *range)
1315 {
1316 FILETIME ft_min, ft_max;
1317
1318 TRACE("%x %p\n", limits, range);
1319
1320 if ((limits & GDTR_MIN && !MONTHCAL_ValidateDate(&range[0])) ||
1321 (limits & GDTR_MAX && !MONTHCAL_ValidateDate(&range[1])))
1322 return FALSE;
1323
1324 if (limits & GDTR_MIN)
1325 {
1326 if (!MONTHCAL_ValidateTime(&range[0]))
1327 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]);
1328
1329 infoPtr->minDate = range[0];
1330 infoPtr->rangeValid |= GDTR_MIN;
1331 }
1332 if (limits & GDTR_MAX)
1333 {
1334 if (!MONTHCAL_ValidateTime(&range[1]))
1335 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]);
1336
1337 infoPtr->maxDate = range[1];
1338 infoPtr->rangeValid |= GDTR_MAX;
1339 }
1340
1341 /* Only one limit set - we are done */
1342 if ((infoPtr->rangeValid & (GDTR_MIN | GDTR_MAX)) != (GDTR_MIN | GDTR_MAX))
1343 return TRUE;
1344
1345 SystemTimeToFileTime(&infoPtr->maxDate, &ft_max);
1346 SystemTimeToFileTime(&infoPtr->minDate, &ft_min);
1347
1348 if (CompareFileTime(&ft_min, &ft_max) >= 0)
1349 {
1350 if ((limits & (GDTR_MIN | GDTR_MAX)) == (GDTR_MIN | GDTR_MAX))
1351 {
1352 /* Native swaps limits only when both limits are being set. */
1353 SYSTEMTIME st_tmp = infoPtr->minDate;
1354 infoPtr->minDate = infoPtr->maxDate;
1355 infoPtr->maxDate = st_tmp;
1356 }
1357 else
1358 {
1359 /* reset the other limit */
1360 if (limits & GDTR_MIN) infoPtr->maxDate = st_null;
1361 if (limits & GDTR_MAX) infoPtr->minDate = st_null;
1362 infoPtr->rangeValid &= limits & GDTR_MIN ? ~GDTR_MAX : ~GDTR_MIN;
1363 }
1364 }
1365
1366 return TRUE;
1367 }
1368
1369
1370 static LRESULT
1371 MONTHCAL_GetRange(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1372 {
1373 TRACE("%p\n", range);
1374
1375 if(!range) return FALSE;
1376
1377 range[1] = infoPtr->maxDate;
1378 range[0] = infoPtr->minDate;
1379
1380 return infoPtr->rangeValid;
1381 }
1382
1383
1384 static LRESULT
1385 MONTHCAL_SetDayState(const MONTHCAL_INFO *infoPtr, INT months, MONTHDAYSTATE *states)
1386 {
1387 TRACE("%p %d %p\n", infoPtr, months, states);
1388 if(months != infoPtr->monthRange) return 0;
1389
1390 memcpy(infoPtr->monthdayState, states, months*sizeof(MONTHDAYSTATE));
1391
1392 return 1;
1393 }
1394
1395 static LRESULT
1396 MONTHCAL_GetCurSel(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1397 {
1398 TRACE("%p\n", curSel);
1399 if(!curSel) return FALSE;
1400 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1401
1402 *curSel = infoPtr->curSel;
1403 TRACE("%d/%d/%d\n", curSel->wYear, curSel->wMonth, curSel->wDay);
1404 return TRUE;
1405 }
1406
1407 static LRESULT
1408 MONTHCAL_SetCurSel(MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1409 {
1410 SYSTEMTIME prev = infoPtr->curSel;
1411
1412 TRACE("%p\n", curSel);
1413 if(!curSel) return FALSE;
1414 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1415
1416 if(!MONTHCAL_ValidateDate(curSel)) return FALSE;
1417 /* exit earlier if selection equals current */
1418 if (MONTHCAL_IsDateEqual(&infoPtr->curSel, curSel)) return TRUE;
1419
1420 if(!MONTHCAL_IsDateInValidRange(infoPtr, curSel, FALSE)) return FALSE;
1421
1422 infoPtr->minSel = *curSel;
1423 infoPtr->maxSel = *curSel;
1424
1425 /* if selection is still in current month, reduce rectangle */
1426 prev.wDay = curSel->wDay;
1427 if (MONTHCAL_IsDateEqual(&prev, curSel))
1428 {
1429 RECT r_prev, r_new;
1430
1431 /* note that infoPtr->curSel isn't updated yet */
1432 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->curSel, &r_prev);
1433 MONTHCAL_CalcPosFromDay(infoPtr, curSel, &r_new);
1434
1435 InvalidateRect(infoPtr->hwndSelf, &r_prev, FALSE);
1436 InvalidateRect(infoPtr->hwndSelf, &r_new, FALSE);
1437 }
1438 else
1439 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1440
1441 infoPtr->curSel = *curSel;
1442 infoPtr->calendars[0].month = *curSel;
1443
1444 return TRUE;
1445 }
1446
1447
1448 static LRESULT
1449 MONTHCAL_GetMaxSelCount(const MONTHCAL_INFO *infoPtr)
1450 {
1451 return infoPtr->maxSelCount;
1452 }
1453
1454
1455 static LRESULT
1456 MONTHCAL_SetMaxSelCount(MONTHCAL_INFO *infoPtr, INT max)
1457 {
1458 TRACE("%d\n", max);
1459
1460 if(!(infoPtr->dwStyle & MCS_MULTISELECT)) return FALSE;
1461 if(max <= 0) return FALSE;
1462
1463 infoPtr->maxSelCount = max;
1464
1465 return TRUE;
1466 }
1467
1468
1469 static LRESULT
1470 MONTHCAL_GetSelRange(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1471 {
1472 TRACE("%p\n", range);
1473
1474 if(!range) return FALSE;
1475
1476 if(infoPtr->dwStyle & MCS_MULTISELECT)
1477 {
1478 range[1] = infoPtr->maxSel;
1479 range[0] = infoPtr->minSel;
1480 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1481 return TRUE;
1482 }
1483
1484 return FALSE;
1485 }
1486
1487
1488 static LRESULT
1489 MONTHCAL_SetSelRange(MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1490 {
1491 TRACE("%p\n", range);
1492
1493 if(!range) return FALSE;
1494
1495 if(infoPtr->dwStyle & MCS_MULTISELECT)
1496 {
1497 SYSTEMTIME old_range[2];
1498
1499 /* adjust timestamps */
1500 if(!MONTHCAL_ValidateTime(&range[0]))
1501 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]);
1502 if(!MONTHCAL_ValidateTime(&range[1]))
1503 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]);
1504
1505 /* maximum range exceeded */
1506 if(!MONTHCAL_IsSelRangeValid(infoPtr, &range[0], &range[1], NULL)) return FALSE;
1507
1508 old_range[0] = infoPtr->minSel;
1509 old_range[1] = infoPtr->maxSel;
1510
1511 /* swap if min > max */
1512 if(MONTHCAL_CompareSystemTime(&range[0], &range[1]) <= 0)
1513 {
1514 infoPtr->minSel = range[0];
1515 infoPtr->maxSel = range[1];
1516 }
1517 else
1518 {
1519 infoPtr->minSel = range[1];
1520 infoPtr->maxSel = range[0];
1521 }
1522 infoPtr->curSel = infoPtr->minSel;
1523 infoPtr->calendars[0].month = infoPtr->minSel;
1524
1525 /* update day of week */
1526 MONTHCAL_CalculateDayOfWeek(&infoPtr->minSel, TRUE);
1527 MONTHCAL_CalculateDayOfWeek(&infoPtr->maxSel, TRUE);
1528 MONTHCAL_CalculateDayOfWeek(&infoPtr->curSel, TRUE);
1529
1530 /* redraw if bounds changed */
1531 /* FIXME: no actual need to redraw everything */
1532 if(!MONTHCAL_IsDateEqual(&old_range[0], &range[0]) ||
1533 !MONTHCAL_IsDateEqual(&old_range[1], &range[1]))
1534 {
1535 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1536 }
1537
1538 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1539 return TRUE;
1540 }
1541
1542 return FALSE;
1543 }
1544
1545
1546 static LRESULT
1547 MONTHCAL_GetToday(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *today)
1548 {
1549 TRACE("%p\n", today);
1550
1551 if(!today) return FALSE;
1552 *today = infoPtr->todaysDate;
1553 return TRUE;
1554 }
1555
1556 /* Internal helper for MCM_SETTODAY handler and auto update timer handler
1557 *
1558 * RETURN VALUE
1559 *
1560 * TRUE - today date changed
1561 * FALSE - today date isn't changed
1562 */
1563 static BOOL
1564 MONTHCAL_UpdateToday(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *today)
1565 {
1566 RECT new_r, old_r;
1567
1568 if(MONTHCAL_IsDateEqual(today, &infoPtr->todaysDate)) return FALSE;
1569
1570 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->todaysDate, &old_r);
1571 MONTHCAL_CalcPosFromDay(infoPtr, today, &new_r);
1572
1573 infoPtr->todaysDate = *today;
1574
1575 /* only two days need redrawing */
1576 InvalidateRect(infoPtr->hwndSelf, &old_r, FALSE);
1577 InvalidateRect(infoPtr->hwndSelf, &new_r, FALSE);
1578 return TRUE;
1579 }
1580
1581 /* MCM_SETTODAT handler */
1582 static LRESULT
1583 MONTHCAL_SetToday(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *today)
1584 {
1585 TRACE("%p\n", today);
1586
1587 if(!today) return FALSE;
1588
1589 /* remember if date was set successfully */
1590 if(MONTHCAL_UpdateToday(infoPtr, today)) infoPtr->todaySet = TRUE;
1591
1592 return TRUE;
1593 }
1594
1595 /* returns calendar index containing specified point, or -1 if it's background */
1596 static INT MONTHCAL_GetCalendarFromPoint(const MONTHCAL_INFO *infoPtr, const POINT *pt)
1597 {
1598 RECT r;
1599 INT i;
1600
1601 for (i = 0; i < infoPtr->cal_num; i++)
1602 {
1603 /* whole bounding rectangle allows some optimization to compute */
1604 r.left = infoPtr->calendars[i].title.left;
1605 r.top = infoPtr->calendars[i].title.top;
1606 r.bottom = infoPtr->calendars[i].days.bottom;
1607 r.right = infoPtr->calendars[i].days.right;
1608
1609 if (PtInRect(&r, *pt)) return i;
1610 }
1611
1612 return -1;
1613 }
1614
1615 static LRESULT
1616 MONTHCAL_HitTest(const MONTHCAL_INFO *infoPtr, MCHITTESTINFO *lpht)
1617 {
1618 INT day, wday, wnum, calIdx;
1619 SYSTEMTIME ht_month;
1620 UINT x, y;
1621
1622 if(!lpht || lpht->cbSize < MCHITTESTINFO_V1_SIZE) return -1;
1623
1624 x = lpht->pt.x;
1625 y = lpht->pt.y;
1626
1627 memset(&lpht->st, 0, sizeof(lpht->st));
1628
1629 /* Comment in for debugging...
1630 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,
1631 infoPtr->wdays.left, infoPtr->wdays.right,
1632 infoPtr->wdays.top, infoPtr->wdays.bottom,
1633 infoPtr->days.left, infoPtr->days.right,
1634 infoPtr->days.top, infoPtr->days.bottom,
1635 infoPtr->todayrect.left, infoPtr->todayrect.right,
1636 infoPtr->todayrect.top, infoPtr->todayrect.bottom,
1637 infoPtr->weeknums.left, infoPtr->weeknums.right,
1638 infoPtr->weeknums.top, infoPtr->weeknums.bottom);
1639 */
1640
1641 /* guess in what calendar we are */
1642 calIdx = MONTHCAL_GetCalendarFromPoint(infoPtr, &lpht->pt);
1643 if (calIdx == -1)
1644 {
1645 if (PtInRect(&infoPtr->todayrect, lpht->pt))
1646 lpht->uHit = MCHT_TODAYLINK;
1647 else
1648 /* outside of calendar area? What's left must be background :-) */
1649 lpht->uHit = MCHT_CALENDARBK;
1650
1651 return lpht->uHit;
1652 }
1653
1654 ht_month = infoPtr->calendars[calIdx].month;
1655
1656 /* are we in the header? */
1657 if (PtInRect(&infoPtr->calendars[calIdx].title, lpht->pt)) {
1658 /* FIXME: buttons hittesting could be optimized cause maximum
1659 two calendars have buttons */
1660 if (calIdx == 0 && PtInRect(&infoPtr->titlebtnprev, lpht->pt))
1661 {
1662 lpht->uHit = MCHT_TITLEBTNPREV;
1663 }
1664 else if (PtInRect(&infoPtr->titlebtnnext, lpht->pt))
1665 {
1666 lpht->uHit = MCHT_TITLEBTNNEXT;
1667 }
1668 else if (PtInRect(&infoPtr->calendars[calIdx].titlemonth, lpht->pt))
1669 {
1670 lpht->uHit = MCHT_TITLEMONTH;
1671 }
1672 else if (PtInRect(&infoPtr->calendars[calIdx].titleyear, lpht->pt))
1673 {
1674 lpht->uHit = MCHT_TITLEYEAR;
1675 }
1676 else
1677 lpht->uHit = MCHT_TITLE;
1678
1679 return lpht->uHit;
1680 }
1681
1682 /* days area (including week days and week numbers */
1683 day = MONTHCAL_CalcDayFromPos(infoPtr, x, y, &wday, &wnum);
1684 if (PtInRect(&infoPtr->calendars[calIdx].wdays, lpht->pt))
1685 {
1686 lpht->uHit = MCHT_CALENDARDAY;
1687 lpht->st.wYear = ht_month.wYear;
1688 lpht->st.wMonth = (day < 1) ? ht_month.wMonth -1 : ht_month.wMonth;
1689 lpht->st.wDay = (day < 1) ?
1690 MONTHCAL_MonthLength(ht_month.wMonth-1, ht_month.wYear) - day : day;
1691 }
1692 else if(PtInRect(&infoPtr->calendars[calIdx].weeknums, lpht->pt))
1693 {
1694 lpht->uHit = MCHT_CALENDARWEEKNUM;
1695 lpht->st.wYear = ht_month.wYear;
1696
1697 if (day < 1) {
1698 lpht->st.wMonth = ht_month.wMonth - 1;
1699 }
1700 else if (day > MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear)) {
1701 lpht->st.wMonth = ht_month.wMonth + 1;
1702 }
1703 else
1704 lpht->st.wMonth = ht_month.wMonth;
1705
1706 if (day < 1) {
1707 lpht->st.wDay = MONTHCAL_MonthLength(ht_month.wMonth-1, ht_month.wYear) - day;
1708 }
1709 else if (day > MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear)) {
1710 lpht->st.wDay = day - MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear);
1711 }
1712 else
1713 lpht->st.wDay = day;
1714 }
1715 else if(PtInRect(&infoPtr->calendars[calIdx].days, lpht->pt))
1716 {
1717 lpht->st.wYear = ht_month.wYear;
1718 lpht->st.wMonth = ht_month.wMonth;
1719 if (day < 1)
1720 {
1721 lpht->uHit = MCHT_CALENDARDATEPREV;
1722 MONTHCAL_GetPrevMonth(&lpht->st);
1723 lpht->st.wDay = MONTHCAL_MonthLength(lpht->st.wMonth, lpht->st.wYear) + day;
1724 }
1725 else if (day > MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear))
1726 {
1727 lpht->uHit = MCHT_CALENDARDATENEXT;
1728 MONTHCAL_GetNextMonth(&lpht->st);
1729 lpht->st.wDay = day - MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear);
1730 }
1731 else {
1732 lpht->uHit = MCHT_CALENDARDATE;
1733 lpht->st.wDay = day;
1734 }
1735
1736 /* always update day of week */
1737 MONTHCAL_CalculateDayOfWeek(&lpht->st, TRUE);
1738 }
1739
1740 return lpht->uHit;
1741 }
1742
1743 /* MCN_GETDAYSTATE notification helper */
1744 static void MONTHCAL_NotifyDayState(MONTHCAL_INFO *infoPtr)
1745 {
1746 if(infoPtr->dwStyle & MCS_DAYSTATE) {
1747 NMDAYSTATE nmds;
1748
1749 nmds.nmhdr.hwndFrom = infoPtr->hwndSelf;
1750 nmds.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1751 nmds.nmhdr.code = MCN_GETDAYSTATE;
1752 nmds.cDayState = infoPtr->monthRange;
1753 nmds.prgDayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1754
1755 nmds.stStart = infoPtr->todaysDate;
1756 nmds.stStart.wYear = infoPtr->curSel.wYear;
1757 nmds.stStart.wMonth = infoPtr->curSel.wMonth;
1758 nmds.stStart.wDay = 1;
1759
1760 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmds.nmhdr.idFrom, (LPARAM)&nmds);
1761 memcpy(infoPtr->monthdayState, nmds.prgDayState, infoPtr->monthRange*sizeof(MONTHDAYSTATE));
1762
1763 Free(nmds.prgDayState);
1764 }
1765 }
1766
1767 static void MONTHCAL_GoToPrevNextMonth(MONTHCAL_INFO *infoPtr, BOOL prev)
1768 {
1769 SYSTEMTIME st = infoPtr->curSel;
1770
1771 TRACE("%s\n", prev ? "prev" : "next");
1772
1773 if(prev) MONTHCAL_GetPrevMonth(&st); else MONTHCAL_GetNextMonth(&st);
1774
1775 if(!MONTHCAL_IsDateInValidRange(infoPtr, &st, FALSE)) return;
1776
1777 if(infoPtr->dwStyle & MCS_MULTISELECT)
1778 {
1779 SYSTEMTIME range[2];
1780
1781 range[0] = infoPtr->minSel;
1782 range[1] = infoPtr->maxSel;
1783
1784 if(prev)
1785 {
1786 MONTHCAL_GetPrevMonth(&range[0]);
1787 MONTHCAL_GetPrevMonth(&range[1]);
1788 }
1789 else
1790 {
1791 MONTHCAL_GetNextMonth(&range[0]);
1792 MONTHCAL_GetNextMonth(&range[1]);
1793 }
1794
1795 MONTHCAL_SetSelRange(infoPtr, range);
1796 }
1797 else
1798 MONTHCAL_SetCurSel(infoPtr, &st);
1799
1800 MONTHCAL_NotifyDayState(infoPtr);
1801
1802 MONTHCAL_NotifySelectionChange(infoPtr);
1803 }
1804
1805 static LRESULT
1806 MONTHCAL_RButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1807 {
1808 static const WCHAR todayW[] = { 'G','o',' ','t','o',' ','T','o','d','a','y',':',0 };
1809 HMENU hMenu;
1810 POINT menupoint;
1811 WCHAR buf[32];
1812
1813 hMenu = CreatePopupMenu();
1814 if (!LoadStringW(COMCTL32_hModule, IDM_GOTODAY, buf, countof(buf)))
1815 {
1816 WARN("Can't load resource\n");
1817 strcpyW(buf, todayW);
1818 }
1819 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, 1, buf);
1820 menupoint.x = (short)LOWORD(lParam);
1821 menupoint.y = (short)HIWORD(lParam);
1822 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1823 if( TrackPopupMenu(hMenu, TPM_RIGHTBUTTON | TPM_NONOTIFY | TPM_RETURNCMD,
1824 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL))
1825 {
1826 infoPtr->curSel = infoPtr->todaysDate;
1827 infoPtr->calendars[0].month = infoPtr->todaysDate;
1828 infoPtr->minSel = infoPtr->todaysDate;
1829 infoPtr->maxSel = infoPtr->todaysDate;
1830 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1831 }
1832
1833 return 0;
1834 }
1835
1836 /***
1837 * DESCRIPTION:
1838 * Subclassed edit control windproc function
1839 *
1840 * PARAMETER(S):
1841 * [I] hwnd : the edit window handle
1842 * [I] uMsg : the message that is to be processed
1843 * [I] wParam : first message parameter
1844 * [I] lParam : second message parameter
1845 *
1846 */
1847 static LRESULT CALLBACK EditWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1848 {
1849 MONTHCAL_INFO *infoPtr = (MONTHCAL_INFO *)GetWindowLongPtrW(GetParent(hwnd), 0);
1850
1851 TRACE("(hwnd=%p, uMsg=%x, wParam=%lx, lParam=%lx)\n",
1852 hwnd, uMsg, wParam, lParam);
1853
1854 switch (uMsg)
1855 {
1856 case WM_GETDLGCODE:
1857 return DLGC_WANTARROWS | DLGC_WANTALLKEYS;
1858
1859 case WM_DESTROY:
1860 {
1861 WNDPROC editProc = infoPtr->EditWndProc;
1862 infoPtr->EditWndProc = NULL;
1863 SetWindowLongPtrW(hwnd, GWLP_WNDPROC, (DWORD_PTR)editProc);
1864 return CallWindowProcW(editProc, hwnd, uMsg, wParam, lParam);
1865 }
1866
1867 case WM_KILLFOCUS:
1868 break;
1869
1870 case WM_KEYDOWN:
1871 if ((VK_ESCAPE == (INT)wParam) || (VK_RETURN == (INT)wParam))
1872 break;
1873
1874 default:
1875 return CallWindowProcW(infoPtr->EditWndProc, hwnd, uMsg, wParam, lParam);
1876 }
1877
1878 SendMessageW(infoPtr->hWndYearUpDown, WM_CLOSE, 0, 0);
1879 SendMessageW(hwnd, WM_CLOSE, 0, 0);
1880 return 0;
1881 }
1882
1883 /* creates updown control and edit box */
1884 static void MONTHCAL_EditYear(MONTHCAL_INFO *infoPtr)
1885 {
1886 infoPtr->hWndYearEdit =
1887 CreateWindowExW(0, WC_EDITW, 0, WS_VISIBLE | WS_CHILD | ES_READONLY,
1888 infoPtr->calendars[0].titleyear.left + 3, infoPtr->titlebtnnext.top,
1889 infoPtr->calendars[0].titleyear.right - infoPtr->calendars[0].titleyear.left + 4,
1890 infoPtr->textHeight, infoPtr->hwndSelf,
1891 NULL, NULL, NULL);
1892
1893 SendMessageW(infoPtr->hWndYearEdit, WM_SETFONT, (WPARAM)infoPtr->hBoldFont, TRUE);
1894
1895 infoPtr->hWndYearUpDown =
1896 CreateWindowExW(0, UPDOWN_CLASSW, 0,
1897 WS_VISIBLE | WS_CHILD | UDS_SETBUDDYINT | UDS_NOTHOUSANDS | UDS_ARROWKEYS,
1898 infoPtr->calendars[0].titleyear.right + 7, infoPtr->titlebtnnext.top,
1899 18, infoPtr->textHeight, infoPtr->hwndSelf,
1900 NULL, NULL, NULL);
1901
1902 /* attach edit box */
1903 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETRANGE, 0,
1904 MAKELONG(max_allowed_date.wYear, min_allowed_date.wYear));
1905 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETBUDDY, (WPARAM)infoPtr->hWndYearEdit, 0);
1906 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETPOS, 0, infoPtr->curSel.wYear);
1907
1908 /* subclass edit box */
1909 infoPtr->EditWndProc = (WNDPROC)SetWindowLongPtrW(infoPtr->hWndYearEdit,
1910 GWLP_WNDPROC, (DWORD_PTR)EditWndProc);
1911
1912 SetFocus(infoPtr->hWndYearEdit);
1913 }
1914
1915 static LRESULT
1916 MONTHCAL_LButtonDown(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1917 {
1918 MCHITTESTINFO ht;
1919 DWORD hit;
1920
1921 /* Actually we don't need input focus for calendar, this is used to kill
1922 year updown and its buddy edit box */
1923 if (IsWindow(infoPtr->hWndYearUpDown))
1924 {
1925 SetFocus(infoPtr->hwndSelf);
1926 return 0;
1927 }
1928
1929 SetCapture(infoPtr->hwndSelf);
1930
1931 ht.cbSize = sizeof(MCHITTESTINFO);
1932 ht.pt.x = (short)LOWORD(lParam);
1933 ht.pt.y = (short)HIWORD(lParam);
1934
1935 hit = MONTHCAL_HitTest(infoPtr, &ht);
1936
1937 TRACE("%x at (%d, %d)\n", hit, ht.pt.x, ht.pt.y);
1938
1939 switch(hit)
1940 {
1941 case MCHT_TITLEBTNNEXT:
1942 MONTHCAL_GoToPrevNextMonth(infoPtr, FALSE);
1943 infoPtr->status = MC_NEXTPRESSED;
1944 SetTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER, MC_PREVNEXTMONTHDELAY, 0);
1945 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1946 return 0;
1947
1948 case MCHT_TITLEBTNPREV:
1949 MONTHCAL_GoToPrevNextMonth(infoPtr, TRUE);
1950 infoPtr->status = MC_PREVPRESSED;
1951 SetTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER, MC_PREVNEXTMONTHDELAY, 0);
1952 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1953 return 0;
1954
1955 case MCHT_TITLEMONTH:
1956 {
1957 HMENU hMenu = CreatePopupMenu();
1958 WCHAR buf[32];
1959 POINT menupoint;
1960 INT i;
1961
1962 for (i = 0; i < 12; i++)
1963 {
1964 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+i, buf, countof(buf));
1965 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, i + 1, buf);
1966 }
1967 menupoint.x = ht.pt.x;
1968 menupoint.y = ht.pt.y;
1969 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1970 i = TrackPopupMenu(hMenu,TPM_LEFTALIGN | TPM_NONOTIFY | TPM_RIGHTBUTTON | TPM_RETURNCMD,
1971 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL);
1972
1973 if ((i > 0) && (i < 13) && infoPtr->curSel.wMonth != i)
1974 {
1975 infoPtr->curSel.wMonth = i;
1976 MONTHCAL_IsDateInValidRange(infoPtr, &infoPtr->curSel, TRUE);
1977 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1978 }
1979 return 0;
1980 }
1981 case MCHT_TITLEYEAR:
1982 {
1983 MONTHCAL_EditYear(infoPtr);
1984 return 0;
1985 }
1986 case MCHT_TODAYLINK:
1987 {
1988 infoPtr->curSel = infoPtr->todaysDate;
1989 infoPtr->calendars[0].month = infoPtr->todaysDate;
1990 infoPtr->minSel = infoPtr->todaysDate;
1991 infoPtr->maxSel = infoPtr->todaysDate;
1992 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1993
1994 MONTHCAL_NotifySelectionChange(infoPtr);
1995 MONTHCAL_NotifySelect(infoPtr);
1996 return 0;
1997 }
1998 case MCHT_CALENDARDATENEXT:
1999 case MCHT_CALENDARDATEPREV:
2000 case MCHT_CALENDARDATE:
2001 {
2002 SYSTEMTIME st[2];
2003
2004 MONTHCAL_CopyDate(&ht.st, &infoPtr->firstSel);
2005
2006 st[0] = st[1] = ht.st;
2007 /* clear selection range */
2008 MONTHCAL_SetSelRange(infoPtr, st);
2009
2010 infoPtr->status = MC_SEL_LBUTDOWN;
2011 MONTHCAL_SetDayFocus(infoPtr, &ht.st);
2012 return 0;
2013 }
2014 }
2015
2016 return 1;
2017 }
2018
2019
2020 static LRESULT
2021 MONTHCAL_LButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam)
2022 {
2023 NMHDR nmhdr;
2024 MCHITTESTINFO ht;
2025 DWORD hit;
2026
2027 TRACE("\n");
2028
2029 if(infoPtr->status & (MC_PREVPRESSED | MC_NEXTPRESSED)) {
2030 RECT *r;
2031
2032 KillTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER);
2033 r = infoPtr->status & MC_PREVPRESSED ? &infoPtr->titlebtnprev : &infoPtr->titlebtnnext;
2034 infoPtr->status &= ~(MC_PREVPRESSED | MC_NEXTPRESSED);
2035
2036 InvalidateRect(infoPtr->hwndSelf, r, FALSE);
2037 }
2038
2039 ReleaseCapture();
2040
2041 /* always send NM_RELEASEDCAPTURE notification */
2042 nmhdr.hwndFrom = infoPtr->hwndSelf;
2043 nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
2044 nmhdr.code = NM_RELEASEDCAPTURE;
2045 TRACE("Sent notification from %p to %p\n", infoPtr->hwndSelf, infoPtr->hwndNotify);
2046
2047 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmhdr.idFrom, (LPARAM)&nmhdr);
2048
2049 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
2050
2051 ht.cbSize = sizeof(MCHITTESTINFO);
2052 ht.pt.x = (short)LOWORD(lParam);
2053 ht.pt.y = (short)HIWORD(lParam);
2054 hit = MONTHCAL_HitTest(infoPtr, &ht);
2055
2056 infoPtr->status = MC_SEL_LBUTUP;
2057 MONTHCAL_SetDayFocus(infoPtr, NULL);
2058
2059 if((hit & MCHT_CALENDARDATE) == MCHT_CALENDARDATE)
2060 {
2061 SYSTEMTIME sel = infoPtr->curSel;
2062
2063 /* will be invalidated here */
2064 MONTHCAL_SetCurSel(infoPtr, &ht.st);
2065
2066 /* send MCN_SELCHANGE only if new date selected */
2067 if (!MONTHCAL_IsDateEqual(&sel, &ht.st))
2068 MONTHCAL_NotifySelectionChange(infoPtr);
2069
2070 MONTHCAL_NotifySelect(infoPtr);
2071 }
2072
2073 return 0;
2074 }
2075
2076
2077 static LRESULT
2078 MONTHCAL_Timer(MONTHCAL_INFO *infoPtr, WPARAM id)
2079 {
2080 TRACE("%ld\n", id);
2081
2082 switch(id) {
2083 case MC_PREVNEXTMONTHTIMER:
2084 if(infoPtr->status & MC_NEXTPRESSED) MONTHCAL_GoToPrevNextMonth(infoPtr, FALSE);
2085 if(infoPtr->status & MC_PREVPRESSED) MONTHCAL_GoToPrevNextMonth(infoPtr, TRUE);
2086 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2087 break;
2088 case MC_TODAYUPDATETIMER:
2089 {
2090 SYSTEMTIME st;
2091
2092 if(infoPtr->todaySet) return 0;
2093
2094 GetLocalTime(&st);
2095 MONTHCAL_UpdateToday(infoPtr, &st);
2096
2097 /* notification sent anyway */
2098 MONTHCAL_NotifySelectionChange(infoPtr);
2099
2100 return 0;
2101 }
2102 default:
2103 ERR("got unknown timer %ld\n", id);
2104 break;
2105 }
2106
2107 return 0;
2108 }
2109
2110
2111 static LRESULT
2112 MONTHCAL_MouseMove(MONTHCAL_INFO *infoPtr, LPARAM lParam)
2113 {
2114 MCHITTESTINFO ht;
2115 SYSTEMTIME st_ht;
2116 INT hit;
2117 RECT r;
2118
2119 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
2120
2121 ht.cbSize = sizeof(MCHITTESTINFO);
2122 ht.pt.x = (short)LOWORD(lParam);
2123 ht.pt.y = (short)HIWORD(lParam);
2124
2125 hit = MONTHCAL_HitTest(infoPtr, &ht);
2126
2127 /* not on the calendar date numbers? bail out */
2128 TRACE("hit:%x\n",hit);
2129 if((hit & MCHT_CALENDARDATE) != MCHT_CALENDARDATE)
2130 {
2131 MONTHCAL_SetDayFocus(infoPtr, NULL);
2132 return 0;
2133 }
2134
2135 st_ht = ht.st;
2136
2137 /* if pointer is over focused day still there's nothing to do */
2138 if(!MONTHCAL_SetDayFocus(infoPtr, &ht.st)) return 0;
2139
2140 MONTHCAL_CalcPosFromDay(infoPtr, &ht.st, &r);
2141
2142 if(infoPtr->dwStyle & MCS_MULTISELECT) {
2143 SYSTEMTIME st[2];
2144
2145 MONTHCAL_GetSelRange(infoPtr, st);
2146
2147 /* If we're still at the first selected date and range is empty, return.
2148 If range isn't empty we should change range to a single firstSel */
2149 if(MONTHCAL_IsDateEqual(&infoPtr->firstSel, &st_ht) &&
2150 MONTHCAL_IsDateEqual(&st[0], &st[1])) goto done;
2151
2152 MONTHCAL_IsSelRangeValid(infoPtr, &st_ht, &infoPtr->firstSel, &st_ht);
2153
2154 st[0] = infoPtr->firstSel;
2155 /* we should overwrite timestamp here */
2156 MONTHCAL_CopyDate(&st_ht, &st[1]);
2157
2158 /* bounds will be swapped here if needed */
2159 MONTHCAL_SetSelRange(infoPtr, st);
2160
2161 return 0;
2162 }
2163
2164 done:
2165
2166 /* FIXME: this should specify a rectangle containing only the days that changed
2167 using InvalidateRect */
2168 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2169
2170 return 0;
2171 }
2172
2173
2174 static LRESULT
2175 MONTHCAL_Paint(MONTHCAL_INFO *infoPtr, HDC hdc_paint)
2176 {
2177 HDC hdc;
2178 PAINTSTRUCT ps;
2179
2180 if (hdc_paint)
2181 {
2182 GetClientRect(infoPtr->hwndSelf, &ps.rcPaint);
2183 hdc = hdc_paint;
2184 }
2185 else
2186 hdc = BeginPaint(infoPtr->hwndSelf, &ps);
2187
2188 MONTHCAL_Refresh(infoPtr, hdc, &ps);
2189 if (!hdc_paint) EndPaint(infoPtr->hwndSelf, &ps);
2190 return 0;
2191 }
2192
2193 static LRESULT
2194 MONTHCAL_EraseBkgnd(const MONTHCAL_INFO *infoPtr, HDC hdc)
2195 {
2196 HBRUSH hbr;
2197 RECT rc;
2198
2199 if (!GetClipBox(hdc, &rc)) return FALSE;
2200
2201 /* fill background */
2202 hbr = CreateSolidBrush (infoPtr->bk);
2203 FillRect(hdc, &rc, hbr);
2204 DeleteObject(hbr);
2205
2206 return TRUE;
2207 }
2208
2209 static LRESULT
2210 MONTHCAL_PrintClient(MONTHCAL_INFO *infoPtr, HDC hdc, DWORD options)
2211 {
2212 FIXME("Partial Stub: (hdc=%p options=0x%08x)\n", hdc, options);
2213
2214 if ((options & PRF_CHECKVISIBLE) && !IsWindowVisible(infoPtr->hwndSelf))
2215 return 0;
2216
2217 if (options & PRF_ERASEBKGND)
2218 MONTHCAL_EraseBkgnd(infoPtr, hdc);
2219
2220 if (options & PRF_CLIENT)
2221 MONTHCAL_Paint(infoPtr, hdc);
2222
2223 return 0;
2224 }
2225
2226 static LRESULT
2227 MONTHCAL_SetFocus(const MONTHCAL_INFO *infoPtr)
2228 {
2229 TRACE("\n");
2230
2231 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2232
2233 return 0;
2234 }
2235
2236 /* sets the size information */
2237 static void MONTHCAL_UpdateSize(MONTHCAL_INFO *infoPtr)
2238 {
2239 static const WCHAR O0W[] = { '0','0',0 };
2240 HDC hdc = GetDC(infoPtr->hwndSelf);
2241 RECT *title=&infoPtr->calendars[0].title;
2242 RECT *prev=&infoPtr->titlebtnprev;
2243 RECT *next=&infoPtr->titlebtnnext;
2244 RECT *titlemonth=&infoPtr->calendars[0].titlemonth;
2245 RECT *titleyear=&infoPtr->calendars[0].titleyear;
2246 RECT *wdays=&infoPtr->calendars[0].wdays;
2247 RECT *weeknumrect=&infoPtr->calendars[0].weeknums;
2248 RECT *days=&infoPtr->calendars[0].days;
2249 RECT *todayrect=&infoPtr->todayrect;
2250 SIZE size, sz;
2251 TEXTMETRICW tm;
2252 HFONT currentFont;
2253 INT xdiv, dx, dy, i;
2254 RECT rcClient;
2255 WCHAR buff[80];
2256
2257 GetClientRect(infoPtr->hwndSelf, &rcClient);
2258
2259 currentFont = SelectObject(hdc, infoPtr->hFont);
2260
2261 /* get the height and width of each day's text */
2262 GetTextMetricsW(hdc, &tm);
2263 infoPtr->textHeight = tm.tmHeight + tm.tmExternalLeading + tm.tmInternalLeading;
2264
2265 /* find largest abbreviated day name for current locale */
2266 size.cx = sz.cx = 0;
2267 for (i = 0; i < 7; i++)
2268 {
2269 if(GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1 + i,
2270 buff, countof(buff)))
2271 {
2272 GetTextExtentPoint32W(hdc, buff, lstrlenW(buff), &sz);
2273 if (sz.cx > size.cx) size.cx = sz.cx;
2274 }
2275 else /* locale independent fallback on failure */
2276 {
2277 static const WCHAR SunW[] = { 'S','u','n',0 };
2278
2279 GetTextExtentPoint32W(hdc, SunW, lstrlenW(SunW), &size);
2280 break;
2281 }
2282 }
2283
2284 infoPtr->textWidth = size.cx + 2;
2285
2286 /* recalculate the height and width increments and offsets */
2287 GetTextExtentPoint32W(hdc, O0W, 2, &size);
2288
2289 xdiv = (infoPtr->dwStyle & MCS_WEEKNUMBERS) ? 8 : 7;
2290
2291 infoPtr->width_increment = size.cx * 2 + 4;
2292 infoPtr->height_increment = infoPtr->textHeight;
2293
2294 /* calculate title area */
2295 title->top = 0;
2296 title->bottom = 3 * infoPtr->height_increment / 2;
2297 title->left = 0;
2298 title->right = infoPtr->width_increment * xdiv;
2299
2300 /* set the dimensions of the next and previous buttons and center */
2301 /* the month text vertically */
2302 prev->top = next->top = title->top + 4;
2303 prev->bottom = next->bottom = title->bottom - 4;
2304 prev->left = title->left + 4;
2305 prev->right = prev->left + (title->bottom - title->top);
2306 next->right = title->right - 4;
2307 next->left = next->right - (title->bottom - title->top);
2308
2309 /* titlemonth->left and right change based upon the current month */
2310 /* and are recalculated in refresh as the current month may change */
2311 /* without the control being resized */
2312 titlemonth->top = titleyear->top = title->top + (infoPtr->height_increment)/2;
2313 titlemonth->bottom = titleyear->bottom = title->bottom - (infoPtr->height_increment)/2;
2314
2315 /* setup the dimensions of the rectangle we draw the names of the */
2316 /* days of the week in */
2317 weeknumrect->left = 0;
2318
2319 if(infoPtr->dwStyle & MCS_WEEKNUMBERS)
2320 weeknumrect->right = prev->right;
2321 else
2322 weeknumrect->right = weeknumrect->left;
2323
2324 wdays->left = days->left = weeknumrect->right;
2325 wdays->right = days->right = wdays->left + 7 * infoPtr->width_increment;
2326 wdays->top = title->bottom;
2327 wdays->bottom = wdays->top + infoPtr->height_increment;
2328
2329 days->top = weeknumrect->top = wdays->bottom;
2330 days->bottom = weeknumrect->bottom = days->top + 6 * infoPtr->height_increment;
2331
2332 todayrect->left = 0;
2333 todayrect->right = title->right;
2334 todayrect->top = days->bottom;
2335 todayrect->bottom = days->bottom + infoPtr->height_increment;
2336
2337 /* offset all rectangles to center in client area */
2338 dx = (rcClient.right - title->right) / 2;
2339 dy = (rcClient.bottom - todayrect->bottom) / 2;
2340
2341 /* if calendar doesn't fit client area show it at left/top bounds */
2342 if (title->left + dx < 0) dx = 0;
2343 if (title->top + dy < 0) dy = 0;
2344
2345 if (dx != 0 || dy != 0)
2346 {
2347 OffsetRect(title, dx, dy);
2348 OffsetRect(prev, dx, dy);
2349 OffsetRect(next, dx, dy);
2350 OffsetRect(titlemonth, dx, dy);
2351 OffsetRect(titleyear, dx, dy);
2352 OffsetRect(wdays, dx, dy);
2353 OffsetRect(weeknumrect, dx, dy);
2354 OffsetRect(days, dx, dy);
2355 OffsetRect(todayrect, dx, dy);
2356 }
2357
2358 TRACE("dx=%d dy=%d client[%s] title[%s] wdays[%s] days[%s] today[%s]\n",
2359 infoPtr->width_increment,infoPtr->height_increment,
2360 wine_dbgstr_rect(&rcClient),
2361 wine_dbgstr_rect(title),
2362 wine_dbgstr_rect(wdays),
2363 wine_dbgstr_rect(days),
2364 wine_dbgstr_rect(todayrect));
2365
2366 /* restore the originally selected font */
2367 SelectObject(hdc, currentFont);
2368
2369 ReleaseDC(infoPtr->hwndSelf, hdc);
2370 }
2371
2372 static LRESULT MONTHCAL_Size(MONTHCAL_INFO *infoPtr, int Width, int Height)
2373 {
2374 TRACE("(width=%d, height=%d)\n", Width, Height);
2375
2376 MONTHCAL_UpdateSize(infoPtr);
2377
2378 /* invalidate client area and erase background */
2379 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
2380
2381 return 0;
2382 }
2383
2384 static LRESULT MONTHCAL_GetFont(const MONTHCAL_INFO *infoPtr)
2385 {
2386 return (LRESULT)infoPtr->hFont;
2387 }
2388
2389 static LRESULT MONTHCAL_SetFont(MONTHCAL_INFO *infoPtr, HFONT hFont, BOOL redraw)
2390 {
2391 HFONT hOldFont;
2392 LOGFONTW lf;
2393
2394 if (!hFont) return 0;
2395
2396 hOldFont = infoPtr->hFont;
2397 infoPtr->hFont = hFont;
2398
2399 GetObjectW(infoPtr->hFont, sizeof(lf), &lf);
2400 lf.lfWeight = FW_BOLD;
2401 infoPtr->hBoldFont = CreateFontIndirectW(&lf);
2402
2403 MONTHCAL_UpdateSize(infoPtr);
2404
2405 if (redraw)
2406 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2407
2408 return (LRESULT)hOldFont;
2409 }
2410
2411 /* update theme after a WM_THEMECHANGED message */
2412 static LRESULT theme_changed (const MONTHCAL_INFO* infoPtr)
2413 {
2414 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
2415 CloseThemeData (theme);
2416 OpenThemeData (infoPtr->hwndSelf, themeClass);
2417 return 0;
2418 }
2419
2420 static INT MONTHCAL_StyleChanged(MONTHCAL_INFO *infoPtr, WPARAM wStyleType,
2421 const STYLESTRUCT *lpss)
2422 {
2423 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
2424 wStyleType, lpss->styleOld, lpss->styleNew);
2425
2426 if (wStyleType != GWL_STYLE) return 0;
2427
2428 infoPtr->dwStyle = lpss->styleNew;
2429
2430 /* make room for week numbers */
2431 if ((lpss->styleNew ^ lpss->styleOld) & MCS_WEEKNUMBERS)
2432 MONTHCAL_UpdateSize(infoPtr);
2433
2434 return 0;
2435 }
2436
2437 static INT MONTHCAL_StyleChanging(MONTHCAL_INFO *infoPtr, WPARAM wStyleType,
2438 STYLESTRUCT *lpss)
2439 {
2440 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
2441 wStyleType, lpss->styleOld, lpss->styleNew);
2442
2443 /* block MCS_MULTISELECT change */
2444 if ((lpss->styleNew ^ lpss->styleOld) & MCS_MULTISELECT)
2445 {
2446 if (lpss->styleOld & MCS_MULTISELECT)
2447 lpss->styleNew |= MCS_MULTISELECT;
2448 else
2449 lpss->styleNew &= ~MCS_MULTISELECT;
2450 }
2451
2452 return 0;
2453 }
2454
2455 /* FIXME: check whether dateMin/dateMax need to be adjusted. */
2456 static LRESULT
2457 MONTHCAL_Create(HWND hwnd, LPCREATESTRUCTW lpcs)
2458 {
2459 MONTHCAL_INFO *infoPtr;
2460
2461 /* allocate memory for info structure */
2462 infoPtr = Alloc(sizeof(MONTHCAL_INFO));
2463 SetWindowLongPtrW(hwnd, 0, (DWORD_PTR)infoPtr);
2464
2465 if (infoPtr == NULL) {
2466 ERR("could not allocate info memory!\n");
2467 return 0;
2468 }
2469
2470 infoPtr->hwndSelf = hwnd;
2471 infoPtr->hwndNotify = lpcs->hwndParent;
2472 infoPtr->dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
2473 infoPtr->calendars = Alloc(sizeof(CALENDAR_INFO));
2474 if (!infoPtr->calendars) goto fail;
2475
2476 infoPtr->cal_num = 1;
2477
2478 MONTHCAL_SetFont(infoPtr, GetStockObject(DEFAULT_GUI_FONT), FALSE);
2479
2480 /* initialize info structure */
2481 /* FIXME: calculate systemtime ->> localtime(substract timezoneinfo) */
2482
2483 GetLocalTime(&infoPtr->todaysDate);
2484 MONTHCAL_SetFirstDayOfWeek(infoPtr, -1);
2485
2486 infoPtr->maxSelCount = (infoPtr->dwStyle & MCS_MULTISELECT) ? 7 : 1;
2487 infoPtr->monthRange = 3;
2488
2489 infoPtr->monthdayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
2490 if (!infoPtr->monthdayState) goto fail;
2491
2492 infoPtr->titlebk = comctl32_color.clrActiveCaption;
2493 infoPtr->titletxt = comctl32_color.clrWindow;
2494 infoPtr->monthbk = comctl32_color.clrWindow;
2495 infoPtr->trailingtxt = comctl32_color.clrGrayText;
2496 infoPtr->bk = comctl32_color.clrWindow;
2497 infoPtr->txt = comctl32_color.clrWindowText;
2498
2499 infoPtr->minSel = infoPtr->todaysDate;
2500 infoPtr->maxSel = infoPtr->todaysDate;
2501 infoPtr->curSel = infoPtr->todaysDate;
2502 infoPtr->calendars[0].month = infoPtr->todaysDate;
2503 infoPtr->isUnicode = TRUE;
2504
2505 /* call MONTHCAL_UpdateSize to set all of the dimensions */
2506 /* of the control */
2507 MONTHCAL_UpdateSize(infoPtr);
2508
2509 /* today auto update timer, to be freed only on control destruction */
2510 SetTimer(infoPtr->hwndSelf, MC_TODAYUPDATETIMER, MC_TODAYUPDATEDELAY, 0);
2511
2512 OpenThemeData (infoPtr->hwndSelf, themeClass);
2513
2514 return 0;
2515
2516 fail:
2517 Free(infoPtr->monthdayState);
2518 Free(infoPtr->calendars);
2519 Free(infoPtr);
2520 return 0;
2521 }
2522
2523 static LRESULT
2524 MONTHCAL_Destroy(MONTHCAL_INFO *infoPtr)
2525 {
2526 /* free month calendar info data */
2527 Free(infoPtr->monthdayState);
2528 Free(infoPtr->calendars);
2529 SetWindowLongPtrW(infoPtr->hwndSelf, 0, 0);
2530
2531 CloseThemeData (GetWindowTheme (infoPtr->hwndSelf));
2532
2533 Free(infoPtr);
2534 return 0;
2535 }
2536
2537 /*
2538 * Handler for WM_NOTIFY messages
2539 */
2540 static LRESULT
2541 MONTHCAL_Notify(MONTHCAL_INFO *infoPtr, NMHDR *hdr)
2542 {
2543 /* notification from year edit updown */
2544 if (hdr->code == UDN_DELTAPOS)
2545 {
2546 NMUPDOWN *nmud = (NMUPDOWN*)hdr;
2547
2548 if (hdr->hwndFrom == infoPtr->hWndYearUpDown)
2549 {
2550 /* year value limits are set up explicitly after updown creation */
2551 if ((nmud->iDelta + nmud->iPos) != infoPtr->curSel.wYear)
2552 {
2553 SYSTEMTIME new_date = infoPtr->curSel;
2554
2555 new_date.wYear = nmud->iDelta + nmud->iPos;
2556 MONTHCAL_SetCurSel(infoPtr, &new_date);
2557 }
2558 }
2559 }
2560 return 0;
2561 }
2562
2563 static inline BOOL
2564 MONTHCAL_SetUnicodeFormat(MONTHCAL_INFO *infoPtr, BOOL isUnicode)
2565 {
2566 BOOL prev = infoPtr->isUnicode;
2567 infoPtr->isUnicode = isUnicode;
2568 return prev;
2569 }
2570
2571 static inline BOOL
2572 MONTHCAL_GetUnicodeFormat(const MONTHCAL_INFO *infoPtr)
2573 {
2574 return infoPtr->isUnicode;
2575 }
2576
2577 static LRESULT WINAPI
2578 MONTHCAL_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
2579 {
2580 MONTHCAL_INFO *infoPtr;
2581
2582 TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, uMsg, wParam, lParam);
2583
2584 infoPtr = MONTHCAL_GetInfoPtr(hwnd);
2585 if (!infoPtr && (uMsg != WM_CREATE))
2586 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
2587 switch(uMsg)
2588 {
2589 case MCM_GETCURSEL:
2590 return MONTHCAL_GetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
2591
2592 case MCM_SETCURSEL:
2593 return MONTHCAL_SetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
2594
2595 case MCM_GETMAXSELCOUNT:
2596 return MONTHCAL_GetMaxSelCount(infoPtr);
2597
2598 case MCM_SETMAXSELCOUNT:
2599 return MONTHCAL_SetMaxSelCount(infoPtr, wParam);
2600
2601 case MCM_GETSELRANGE:
2602 return MONTHCAL_GetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
2603
2604 case MCM_SETSELRANGE:
2605 return MONTHCAL_SetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
2606
2607 case MCM_GETMONTHRANGE:
2608 return MONTHCAL_GetMonthRange(infoPtr, wParam, (SYSTEMTIME*)lParam);
2609
2610 case MCM_SETDAYSTATE:
2611 return MONTHCAL_SetDayState(infoPtr, (INT)wParam, (LPMONTHDAYSTATE)lParam);
2612
2613 case MCM_GETMINREQRECT:
2614 return MONTHCAL_GetMinReqRect(infoPtr, (LPRECT)lParam);
2615
2616 case MCM_GETCOLOR:
2617 return MONTHCAL_GetColor(infoPtr, wParam);
2618
2619 case MCM_SETCOLOR:
2620 return MONTHCAL_SetColor(infoPtr, wParam, (COLORREF)lParam);
2621
2622 case MCM_GETTODAY:
2623 return MONTHCAL_GetToday(infoPtr, (LPSYSTEMTIME)lParam);
2624
2625 case MCM_SETTODAY:
2626 return MONTHCAL_SetToday(infoPtr, (LPSYSTEMTIME)lParam);
2627
2628 case MCM_HITTEST:
2629 return MONTHCAL_HitTest(infoPtr, (PMCHITTESTINFO)lParam);
2630
2631 case MCM_GETFIRSTDAYOFWEEK:
2632 return MONTHCAL_GetFirstDayOfWeek(infoPtr);
2633
2634 case MCM_SETFIRSTDAYOFWEEK:
2635 return MONTHCAL_SetFirstDayOfWeek(infoPtr, (INT)lParam);
2636
2637 case MCM_GETRANGE:
2638 return MONTHCAL_GetRange(infoPtr, (LPSYSTEMTIME)lParam);
2639
2640 case MCM_SETRANGE:
2641 return MONTHCAL_SetRange(infoPtr, (SHORT)wParam, (LPSYSTEMTIME)lParam);
2642
2643 case MCM_GETMONTHDELTA:
2644 return MONTHCAL_GetMonthDelta(infoPtr);
2645
2646 case MCM_SETMONTHDELTA:
2647 return MONTHCAL_SetMonthDelta(infoPtr, wParam);
2648
2649 case MCM_GETMAXTODAYWIDTH:
2650 return MONTHCAL_GetMaxTodayWidth(infoPtr);
2651
2652 case MCM_SETUNICODEFORMAT:
2653 return MONTHCAL_SetUnicodeFormat(infoPtr, (BOOL)wParam);
2654
2655 case MCM_GETUNICODEFORMAT:
2656 return MONTHCAL_GetUnicodeFormat(infoPtr);
2657
2658 case WM_GETDLGCODE:
2659 return DLGC_WANTARROWS | DLGC_WANTCHARS;
2660
2661 case WM_RBUTTONUP:
2662 return MONTHCAL_RButtonUp(infoPtr, lParam);
2663
2664 case WM_LBUTTONDOWN:
2665 return MONTHCAL_LButtonDown(infoPtr, lParam);
2666
2667 case WM_MOUSEMOVE:
2668 return MONTHCAL_MouseMove(infoPtr, lParam);
2669
2670 case WM_LBUTTONUP:
2671 return MONTHCAL_LButtonUp(infoPtr, lParam);
2672
2673 case WM_PAINT:
2674 return MONTHCAL_Paint(infoPtr, (HDC)wParam);
2675
2676 case WM_PRINTCLIENT:
2677 return MONTHCAL_PrintClient(infoPtr, (HDC)wParam, (DWORD)lParam);
2678
2679 case WM_ERASEBKGND:
2680 return MONTHCAL_EraseBkgnd(infoPtr, (HDC)wParam);
2681
2682 case WM_SETFOCUS:
2683 return MONTHCAL_SetFocus(infoPtr);
2684
2685 case WM_SIZE:
2686 return MONTHCAL_Size(infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
2687
2688 case WM_NOTIFY:
2689 return MONTHCAL_Notify(infoPtr, (NMHDR*)lParam);
2690
2691 case WM_CREATE:
2692 return MONTHCAL_Create(hwnd, (LPCREATESTRUCTW)lParam);
2693
2694 case WM_SETFONT:
2695 return MONTHCAL_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
2696
2697 case WM_GETFONT:
2698 return MONTHCAL_GetFont(infoPtr);
2699
2700 case WM_TIMER:
2701 return MONTHCAL_Timer(infoPtr, wParam);
2702
2703 case WM_THEMECHANGED:
2704 return theme_changed (infoPtr);
2705
2706 case WM_DESTROY:
2707 return MONTHCAL_Destroy(infoPtr);
2708
2709 case WM_SYSCOLORCHANGE:
2710 COMCTL32_RefreshSysColors();
2711 return 0;
2712
2713 case WM_STYLECHANGED:
2714 return MONTHCAL_StyleChanged(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
2715
2716 case WM_STYLECHANGING:
2717 return MONTHCAL_StyleChanging(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
2718
2719 default:
2720 if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
2721 ERR( "unknown msg %04x wp=%08lx lp=%08lx\n", uMsg, wParam, lParam);
2722 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
2723 }
2724 }
2725
2726
2727 void
2728 MONTHCAL_Register(void)
2729 {
2730 WNDCLASSW wndClass;
2731
2732 ZeroMemory(&wndClass, sizeof(WNDCLASSW));
2733 wndClass.style = CS_GLOBALCLASS;
2734 wndClass.lpfnWndProc = MONTHCAL_WindowProc;
2735 wndClass.cbClsExtra = 0;
2736 wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
2737 wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW);
2738 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
2739 wndClass.lpszClassName = MONTHCAL_CLASSW;
2740
2741 RegisterClassW(&wndClass);
2742 }
2743
2744
2745 void
2746 MONTHCAL_Unregister(void)
2747 {
2748 UnregisterClassW(MONTHCAL_CLASSW, NULL);
2749 }