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comctl32/monthcal: Prepare MCM_GETMONTHRANGE with GMR_VISIBLE for multiple calendars.
[wine/multimedia.git] / dlls / comctl32 / monthcal.c
blobc5a71226dca69cdc5d122f48fb727b9e90e08f7d
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 int i;
1388
1389 TRACE("%d %p\n", months, states);
1390 if(months != infoPtr->monthRange) return 0;
1391
1392 for(i = 0; i < months; i++)
1393 infoPtr->monthdayState[i] = states[i];
1394
1395 return 1;
1396 }
1397
1398 static LRESULT
1399 MONTHCAL_GetCurSel(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1400 {
1401 TRACE("%p\n", curSel);
1402 if(!curSel) return FALSE;
1403 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1404
1405 *curSel = infoPtr->curSel;
1406 TRACE("%d/%d/%d\n", curSel->wYear, curSel->wMonth, curSel->wDay);
1407 return TRUE;
1408 }
1409
1410 static LRESULT
1411 MONTHCAL_SetCurSel(MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1412 {
1413 SYSTEMTIME prev = infoPtr->curSel;
1414
1415 TRACE("%p\n", curSel);
1416 if(!curSel) return FALSE;
1417 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1418
1419 if(!MONTHCAL_ValidateDate(curSel)) return FALSE;
1420 /* exit earlier if selection equals current */
1421 if (MONTHCAL_IsDateEqual(&infoPtr->curSel, curSel)) return TRUE;
1422
1423 if(!MONTHCAL_IsDateInValidRange(infoPtr, curSel, FALSE)) return FALSE;
1424
1425 infoPtr->minSel = *curSel;
1426 infoPtr->maxSel = *curSel;
1427
1428 /* if selection is still in current month, reduce rectangle */
1429 prev.wDay = curSel->wDay;
1430 if (MONTHCAL_IsDateEqual(&prev, curSel))
1431 {
1432 RECT r_prev, r_new;
1433
1434 /* note that infoPtr->curSel isn't updated yet */
1435 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->curSel, &r_prev);
1436 MONTHCAL_CalcPosFromDay(infoPtr, curSel, &r_new);
1437
1438 InvalidateRect(infoPtr->hwndSelf, &r_prev, FALSE);
1439 InvalidateRect(infoPtr->hwndSelf, &r_new, FALSE);
1440 }
1441 else
1442 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1443
1444 infoPtr->curSel = *curSel;
1445 infoPtr->calendars[0].month = *curSel;
1446
1447 return TRUE;
1448 }
1449
1450
1451 static LRESULT
1452 MONTHCAL_GetMaxSelCount(const MONTHCAL_INFO *infoPtr)
1453 {
1454 return infoPtr->maxSelCount;
1455 }
1456
1457
1458 static LRESULT
1459 MONTHCAL_SetMaxSelCount(MONTHCAL_INFO *infoPtr, INT max)
1460 {
1461 TRACE("%d\n", max);
1462
1463 if(!(infoPtr->dwStyle & MCS_MULTISELECT)) return FALSE;
1464 if(max <= 0) return FALSE;
1465
1466 infoPtr->maxSelCount = max;
1467
1468 return TRUE;
1469 }
1470
1471
1472 static LRESULT
1473 MONTHCAL_GetSelRange(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1474 {
1475 TRACE("%p\n", range);
1476
1477 if(!range) return FALSE;
1478
1479 if(infoPtr->dwStyle & MCS_MULTISELECT)
1480 {
1481 range[1] = infoPtr->maxSel;
1482 range[0] = infoPtr->minSel;
1483 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1484 return TRUE;
1485 }
1486
1487 return FALSE;
1488 }
1489
1490
1491 static LRESULT
1492 MONTHCAL_SetSelRange(MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1493 {
1494 TRACE("%p\n", range);
1495
1496 if(!range) return FALSE;
1497
1498 if(infoPtr->dwStyle & MCS_MULTISELECT)
1499 {
1500 SYSTEMTIME old_range[2];
1501
1502 /* adjust timestamps */
1503 if(!MONTHCAL_ValidateTime(&range[0]))
1504 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]);
1505 if(!MONTHCAL_ValidateTime(&range[1]))
1506 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]);
1507
1508 /* maximum range exceeded */
1509 if(!MONTHCAL_IsSelRangeValid(infoPtr, &range[0], &range[1], NULL)) return FALSE;
1510
1511 old_range[0] = infoPtr->minSel;
1512 old_range[1] = infoPtr->maxSel;
1513
1514 /* swap if min > max */
1515 if(MONTHCAL_CompareSystemTime(&range[0], &range[1]) <= 0)
1516 {
1517 infoPtr->minSel = range[0];
1518 infoPtr->maxSel = range[1];
1519 }
1520 else
1521 {
1522 infoPtr->minSel = range[1];
1523 infoPtr->maxSel = range[0];
1524 }
1525 infoPtr->curSel = infoPtr->minSel;
1526 infoPtr->calendars[0].month = infoPtr->minSel;
1527
1528 /* update day of week */
1529 MONTHCAL_CalculateDayOfWeek(&infoPtr->minSel, TRUE);
1530 MONTHCAL_CalculateDayOfWeek(&infoPtr->maxSel, TRUE);
1531 MONTHCAL_CalculateDayOfWeek(&infoPtr->curSel, TRUE);
1532
1533 /* redraw if bounds changed */
1534 /* FIXME: no actual need to redraw everything */
1535 if(!MONTHCAL_IsDateEqual(&old_range[0], &range[0]) ||
1536 !MONTHCAL_IsDateEqual(&old_range[1], &range[1]))
1537 {
1538 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1539 }
1540
1541 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1542 return TRUE;
1543 }
1544
1545 return FALSE;
1546 }
1547
1548
1549 static LRESULT
1550 MONTHCAL_GetToday(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *today)
1551 {
1552 TRACE("%p\n", today);
1553
1554 if(!today) return FALSE;
1555 *today = infoPtr->todaysDate;
1556 return TRUE;
1557 }
1558
1559 /* Internal helper for MCM_SETTODAY handler and auto update timer handler
1560 *
1561 * RETURN VALUE
1562 *
1563 * TRUE - today date changed
1564 * FALSE - today date isn't changed
1565 */
1566 static BOOL
1567 MONTHCAL_UpdateToday(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *today)
1568 {
1569 RECT new_r, old_r;
1570
1571 if(MONTHCAL_IsDateEqual(today, &infoPtr->todaysDate)) return FALSE;
1572
1573 MONTHCAL_CalcPosFromDay(infoPtr, &infoPtr->todaysDate, &old_r);
1574 MONTHCAL_CalcPosFromDay(infoPtr, today, &new_r);
1575
1576 infoPtr->todaysDate = *today;
1577
1578 /* only two days need redrawing */
1579 InvalidateRect(infoPtr->hwndSelf, &old_r, FALSE);
1580 InvalidateRect(infoPtr->hwndSelf, &new_r, FALSE);
1581 return TRUE;
1582 }
1583
1584 /* MCM_SETTODAT handler */
1585 static LRESULT
1586 MONTHCAL_SetToday(MONTHCAL_INFO *infoPtr, const SYSTEMTIME *today)
1587 {
1588 TRACE("%p\n", today);
1589
1590 if(!today) return FALSE;
1591
1592 /* remember if date was set successfully */
1593 if(MONTHCAL_UpdateToday(infoPtr, today)) infoPtr->todaySet = TRUE;
1594
1595 return TRUE;
1596 }
1597
1598 /* returns calendar index containing specified point, or -1 if it's background */
1599 static INT MONTHCAL_GetCalendarFromPoint(const MONTHCAL_INFO *infoPtr, const POINT *pt)
1600 {
1601 RECT r;
1602 INT i;
1603
1604 for (i = 0; i < infoPtr->cal_num; i++)
1605 {
1606 /* whole bounding rectangle allows some optimization to compute */
1607 r.left = infoPtr->calendars[i].title.left;
1608 r.top = infoPtr->calendars[i].title.top;
1609 r.bottom = infoPtr->calendars[i].days.bottom;
1610 r.right = infoPtr->calendars[i].days.right;
1611
1612 if (PtInRect(&r, *pt)) return i;
1613 }
1614
1615 return -1;
1616 }
1617
1618 static LRESULT
1619 MONTHCAL_HitTest(const MONTHCAL_INFO *infoPtr, MCHITTESTINFO *lpht)
1620 {
1621 INT day, wday, wnum, calIdx;
1622 SYSTEMTIME ht_month;
1623 UINT x, y;
1624
1625 if(!lpht || lpht->cbSize < MCHITTESTINFO_V1_SIZE) return -1;
1626
1627 x = lpht->pt.x;
1628 y = lpht->pt.y;
1629
1630 memset(&lpht->st, 0, sizeof(lpht->st));
1631
1632 /* Comment in for debugging...
1633 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,
1634 infoPtr->wdays.left, infoPtr->wdays.right,
1635 infoPtr->wdays.top, infoPtr->wdays.bottom,
1636 infoPtr->days.left, infoPtr->days.right,
1637 infoPtr->days.top, infoPtr->days.bottom,
1638 infoPtr->todayrect.left, infoPtr->todayrect.right,
1639 infoPtr->todayrect.top, infoPtr->todayrect.bottom,
1640 infoPtr->weeknums.left, infoPtr->weeknums.right,
1641 infoPtr->weeknums.top, infoPtr->weeknums.bottom);
1642 */
1643
1644 /* guess in what calendar we are */
1645 calIdx = MONTHCAL_GetCalendarFromPoint(infoPtr, &lpht->pt);
1646 if (calIdx == -1)
1647 {
1648 if (PtInRect(&infoPtr->todayrect, lpht->pt))
1649 lpht->uHit = MCHT_TODAYLINK;
1650 else
1651 /* outside of calendar area? What's left must be background :-) */
1652 lpht->uHit = MCHT_CALENDARBK;
1653
1654 return lpht->uHit;
1655 }
1656
1657 ht_month = infoPtr->calendars[calIdx].month;
1658
1659 /* are we in the header? */
1660 if (PtInRect(&infoPtr->calendars[calIdx].title, lpht->pt)) {
1661 /* FIXME: buttons hittesting could be optimized cause maximum
1662 two calendars have buttons */
1663 if (calIdx == 0 && PtInRect(&infoPtr->titlebtnprev, lpht->pt))
1664 {
1665 lpht->uHit = MCHT_TITLEBTNPREV;
1666 }
1667 else if (PtInRect(&infoPtr->titlebtnnext, lpht->pt))
1668 {
1669 lpht->uHit = MCHT_TITLEBTNNEXT;
1670 }
1671 else if (PtInRect(&infoPtr->calendars[calIdx].titlemonth, lpht->pt))
1672 {
1673 lpht->uHit = MCHT_TITLEMONTH;
1674 }
1675 else if (PtInRect(&infoPtr->calendars[calIdx].titleyear, lpht->pt))
1676 {
1677 lpht->uHit = MCHT_TITLEYEAR;
1678 }
1679 else
1680 lpht->uHit = MCHT_TITLE;
1681
1682 return lpht->uHit;
1683 }
1684
1685 /* days area (including week days and week numbers */
1686 day = MONTHCAL_CalcDayFromPos(infoPtr, x, y, &wday, &wnum);
1687 if (PtInRect(&infoPtr->calendars[calIdx].wdays, lpht->pt))
1688 {
1689 lpht->uHit = MCHT_CALENDARDAY;
1690 lpht->st.wYear = ht_month.wYear;
1691 lpht->st.wMonth = (day < 1) ? ht_month.wMonth -1 : ht_month.wMonth;
1692 lpht->st.wDay = (day < 1) ?
1693 MONTHCAL_MonthLength(ht_month.wMonth-1, ht_month.wYear) - day : day;
1694 }
1695 else if(PtInRect(&infoPtr->calendars[calIdx].weeknums, lpht->pt))
1696 {
1697 lpht->uHit = MCHT_CALENDARWEEKNUM;
1698 lpht->st.wYear = ht_month.wYear;
1699
1700 if (day < 1) {
1701 lpht->st.wMonth = ht_month.wMonth - 1;
1702 }
1703 else if (day > MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear)) {
1704 lpht->st.wMonth = ht_month.wMonth + 1;
1705 }
1706 else
1707 lpht->st.wMonth = ht_month.wMonth;
1708
1709 if (day < 1) {
1710 lpht->st.wDay = MONTHCAL_MonthLength(ht_month.wMonth-1, ht_month.wYear) - day;
1711 }
1712 else if (day > MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear)) {
1713 lpht->st.wDay = day - MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear);
1714 }
1715 else
1716 lpht->st.wDay = day;
1717 }
1718 else if(PtInRect(&infoPtr->calendars[calIdx].days, lpht->pt))
1719 {
1720 lpht->st.wYear = ht_month.wYear;
1721 lpht->st.wMonth = ht_month.wMonth;
1722 if (day < 1)
1723 {
1724 lpht->uHit = MCHT_CALENDARDATEPREV;
1725 MONTHCAL_GetPrevMonth(&lpht->st);
1726 lpht->st.wDay = MONTHCAL_MonthLength(lpht->st.wMonth, lpht->st.wYear) + day;
1727 }
1728 else if (day > MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear))
1729 {
1730 lpht->uHit = MCHT_CALENDARDATENEXT;
1731 MONTHCAL_GetNextMonth(&lpht->st);
1732 lpht->st.wDay = day - MONTHCAL_MonthLength(ht_month.wMonth, ht_month.wYear);
1733 }
1734 else {
1735 lpht->uHit = MCHT_CALENDARDATE;
1736 lpht->st.wDay = day;
1737 }
1738
1739 /* always update day of week */
1740 MONTHCAL_CalculateDayOfWeek(&lpht->st, TRUE);
1741 }
1742
1743 return lpht->uHit;
1744 }
1745
1746 /* MCN_GETDAYSTATE notification helper */
1747 static void MONTHCAL_NotifyDayState(MONTHCAL_INFO *infoPtr)
1748 {
1749 if(infoPtr->dwStyle & MCS_DAYSTATE) {
1750 NMDAYSTATE nmds;
1751 INT i;
1752
1753 nmds.nmhdr.hwndFrom = infoPtr->hwndSelf;
1754 nmds.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1755 nmds.nmhdr.code = MCN_GETDAYSTATE;
1756 nmds.cDayState = infoPtr->monthRange;
1757 nmds.prgDayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1758
1759 nmds.stStart = infoPtr->todaysDate;
1760 nmds.stStart.wYear = infoPtr->curSel.wYear;
1761 nmds.stStart.wMonth = infoPtr->curSel.wMonth;
1762 nmds.stStart.wDay = 1;
1763
1764 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmds.nmhdr.idFrom, (LPARAM)&nmds);
1765 for(i = 0; i < infoPtr->monthRange; i++)
1766 infoPtr->monthdayState[i] = nmds.prgDayState[i];
1767
1768 Free(nmds.prgDayState);
1769 }
1770 }
1771
1772 static void MONTHCAL_GoToPrevNextMonth(MONTHCAL_INFO *infoPtr, BOOL prev)
1773 {
1774 SYSTEMTIME st = infoPtr->curSel;
1775
1776 TRACE("%s\n", prev ? "prev" : "next");
1777
1778 if(prev) MONTHCAL_GetPrevMonth(&st); else MONTHCAL_GetNextMonth(&st);
1779
1780 if(!MONTHCAL_IsDateInValidRange(infoPtr, &st, FALSE)) return;
1781
1782 if(infoPtr->dwStyle & MCS_MULTISELECT)
1783 {
1784 SYSTEMTIME range[2];
1785
1786 range[0] = infoPtr->minSel;
1787 range[1] = infoPtr->maxSel;
1788
1789 if(prev)
1790 {
1791 MONTHCAL_GetPrevMonth(&range[0]);
1792 MONTHCAL_GetPrevMonth(&range[1]);
1793 }
1794 else
1795 {
1796 MONTHCAL_GetNextMonth(&range[0]);
1797 MONTHCAL_GetNextMonth(&range[1]);
1798 }
1799
1800 MONTHCAL_SetSelRange(infoPtr, range);
1801 }
1802 else
1803 MONTHCAL_SetCurSel(infoPtr, &st);
1804
1805 MONTHCAL_NotifyDayState(infoPtr);
1806
1807 MONTHCAL_NotifySelectionChange(infoPtr);
1808 }
1809
1810 static LRESULT
1811 MONTHCAL_RButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1812 {
1813 static const WCHAR todayW[] = { 'G','o',' ','t','o',' ','T','o','d','a','y',':',0 };
1814 HMENU hMenu;
1815 POINT menupoint;
1816 WCHAR buf[32];
1817
1818 hMenu = CreatePopupMenu();
1819 if (!LoadStringW(COMCTL32_hModule, IDM_GOTODAY, buf, countof(buf)))
1820 {
1821 WARN("Can't load resource\n");
1822 strcpyW(buf, todayW);
1823 }
1824 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, 1, buf);
1825 menupoint.x = (short)LOWORD(lParam);
1826 menupoint.y = (short)HIWORD(lParam);
1827 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1828 if( TrackPopupMenu(hMenu, TPM_RIGHTBUTTON | TPM_NONOTIFY | TPM_RETURNCMD,
1829 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL))
1830 {
1831 infoPtr->curSel = infoPtr->todaysDate;
1832 infoPtr->calendars[0].month = infoPtr->todaysDate;
1833 infoPtr->minSel = infoPtr->todaysDate;
1834 infoPtr->maxSel = infoPtr->todaysDate;
1835 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1836 }
1837
1838 return 0;
1839 }
1840
1841 /***
1842 * DESCRIPTION:
1843 * Subclassed edit control windproc function
1844 *
1845 * PARAMETER(S):
1846 * [I] hwnd : the edit window handle
1847 * [I] uMsg : the message that is to be processed
1848 * [I] wParam : first message parameter
1849 * [I] lParam : second message parameter
1850 *
1851 */
1852 static LRESULT CALLBACK EditWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1853 {
1854 MONTHCAL_INFO *infoPtr = (MONTHCAL_INFO *)GetWindowLongPtrW(GetParent(hwnd), 0);
1855
1856 TRACE("(hwnd=%p, uMsg=%x, wParam=%lx, lParam=%lx)\n",
1857 hwnd, uMsg, wParam, lParam);
1858
1859 switch (uMsg)
1860 {
1861 case WM_GETDLGCODE:
1862 return DLGC_WANTARROWS | DLGC_WANTALLKEYS;
1863
1864 case WM_DESTROY:
1865 {
1866 WNDPROC editProc = infoPtr->EditWndProc;
1867 infoPtr->EditWndProc = NULL;
1868 SetWindowLongPtrW(hwnd, GWLP_WNDPROC, (DWORD_PTR)editProc);
1869 return CallWindowProcW(editProc, hwnd, uMsg, wParam, lParam);
1870 }
1871
1872 case WM_KILLFOCUS:
1873 break;
1874
1875 case WM_KEYDOWN:
1876 if ((VK_ESCAPE == (INT)wParam) || (VK_RETURN == (INT)wParam))
1877 break;
1878
1879 default:
1880 return CallWindowProcW(infoPtr->EditWndProc, hwnd, uMsg, wParam, lParam);
1881 }
1882
1883 SendMessageW(infoPtr->hWndYearUpDown, WM_CLOSE, 0, 0);
1884 SendMessageW(hwnd, WM_CLOSE, 0, 0);
1885 return 0;
1886 }
1887
1888 /* creates updown control and edit box */
1889 static void MONTHCAL_EditYear(MONTHCAL_INFO *infoPtr)
1890 {
1891 infoPtr->hWndYearEdit =
1892 CreateWindowExW(0, WC_EDITW, 0, WS_VISIBLE | WS_CHILD | ES_READONLY,
1893 infoPtr->calendars[0].titleyear.left + 3, infoPtr->titlebtnnext.top,
1894 infoPtr->calendars[0].titleyear.right - infoPtr->calendars[0].titleyear.left + 4,
1895 infoPtr->textHeight, infoPtr->hwndSelf,
1896 NULL, NULL, NULL);
1897
1898 SendMessageW(infoPtr->hWndYearEdit, WM_SETFONT, (WPARAM)infoPtr->hBoldFont, TRUE);
1899
1900 infoPtr->hWndYearUpDown =
1901 CreateWindowExW(0, UPDOWN_CLASSW, 0,
1902 WS_VISIBLE | WS_CHILD | UDS_SETBUDDYINT | UDS_NOTHOUSANDS | UDS_ARROWKEYS,
1903 infoPtr->calendars[0].titleyear.right + 7, infoPtr->titlebtnnext.top,
1904 18, infoPtr->textHeight, infoPtr->hwndSelf,
1905 NULL, NULL, NULL);
1906
1907 /* attach edit box */
1908 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETRANGE, 0,
1909 MAKELONG(max_allowed_date.wYear, min_allowed_date.wYear));
1910 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETBUDDY, (WPARAM)infoPtr->hWndYearEdit, 0);
1911 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETPOS, 0, infoPtr->curSel.wYear);
1912
1913 /* subclass edit box */
1914 infoPtr->EditWndProc = (WNDPROC)SetWindowLongPtrW(infoPtr->hWndYearEdit,
1915 GWLP_WNDPROC, (DWORD_PTR)EditWndProc);
1916
1917 SetFocus(infoPtr->hWndYearEdit);
1918 }
1919
1920 static LRESULT
1921 MONTHCAL_LButtonDown(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1922 {
1923 MCHITTESTINFO ht;
1924 DWORD hit;
1925
1926 /* Actually we don't need input focus for calendar, this is used to kill
1927 year updown and its buddy edit box */
1928 if (IsWindow(infoPtr->hWndYearUpDown))
1929 {
1930 SetFocus(infoPtr->hwndSelf);
1931 return 0;
1932 }
1933
1934 SetCapture(infoPtr->hwndSelf);
1935
1936 ht.cbSize = sizeof(MCHITTESTINFO);
1937 ht.pt.x = (short)LOWORD(lParam);
1938 ht.pt.y = (short)HIWORD(lParam);
1939
1940 hit = MONTHCAL_HitTest(infoPtr, &ht);
1941
1942 TRACE("%x at (%d, %d)\n", hit, ht.pt.x, ht.pt.y);
1943
1944 switch(hit)
1945 {
1946 case MCHT_TITLEBTNNEXT:
1947 MONTHCAL_GoToPrevNextMonth(infoPtr, FALSE);
1948 infoPtr->status = MC_NEXTPRESSED;
1949 SetTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER, MC_PREVNEXTMONTHDELAY, 0);
1950 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1951 return 0;
1952
1953 case MCHT_TITLEBTNPREV:
1954 MONTHCAL_GoToPrevNextMonth(infoPtr, TRUE);
1955 infoPtr->status = MC_PREVPRESSED;
1956 SetTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER, MC_PREVNEXTMONTHDELAY, 0);
1957 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1958 return 0;
1959
1960 case MCHT_TITLEMONTH:
1961 {
1962 HMENU hMenu = CreatePopupMenu();
1963 WCHAR buf[32];
1964 POINT menupoint;
1965 INT i;
1966
1967 for (i = 0; i < 12; i++)
1968 {
1969 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+i, buf, countof(buf));
1970 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, i + 1, buf);
1971 }
1972 menupoint.x = ht.pt.x;
1973 menupoint.y = ht.pt.y;
1974 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1975 i = TrackPopupMenu(hMenu,TPM_LEFTALIGN | TPM_NONOTIFY | TPM_RIGHTBUTTON | TPM_RETURNCMD,
1976 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL);
1977
1978 if ((i > 0) && (i < 13) && infoPtr->curSel.wMonth != i)
1979 {
1980 infoPtr->curSel.wMonth = i;
1981 MONTHCAL_IsDateInValidRange(infoPtr, &infoPtr->curSel, TRUE);
1982 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1983 }
1984 return 0;
1985 }
1986 case MCHT_TITLEYEAR:
1987 {
1988 MONTHCAL_EditYear(infoPtr);
1989 return 0;
1990 }
1991 case MCHT_TODAYLINK:
1992 {
1993 infoPtr->curSel = infoPtr->todaysDate;
1994 infoPtr->calendars[0].month = infoPtr->todaysDate;
1995 infoPtr->minSel = infoPtr->todaysDate;
1996 infoPtr->maxSel = infoPtr->todaysDate;
1997 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1998
1999 MONTHCAL_NotifySelectionChange(infoPtr);
2000 MONTHCAL_NotifySelect(infoPtr);
2001 return 0;
2002 }
2003 case MCHT_CALENDARDATENEXT:
2004 case MCHT_CALENDARDATEPREV:
2005 case MCHT_CALENDARDATE:
2006 {
2007 SYSTEMTIME st[2];
2008
2009 MONTHCAL_CopyDate(&ht.st, &infoPtr->firstSel);
2010
2011 st[0] = st[1] = ht.st;
2012 /* clear selection range */
2013 MONTHCAL_SetSelRange(infoPtr, st);
2014
2015 infoPtr->status = MC_SEL_LBUTDOWN;
2016 MONTHCAL_SetDayFocus(infoPtr, &ht.st);
2017 return 0;
2018 }
2019 }
2020
2021 return 1;
2022 }
2023
2024
2025 static LRESULT
2026 MONTHCAL_LButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam)
2027 {
2028 NMHDR nmhdr;
2029 MCHITTESTINFO ht;
2030 DWORD hit;
2031
2032 TRACE("\n");
2033
2034 if(infoPtr->status & (MC_PREVPRESSED | MC_NEXTPRESSED)) {
2035 RECT *r;
2036
2037 KillTimer(infoPtr->hwndSelf, MC_PREVNEXTMONTHTIMER);
2038 r = infoPtr->status & MC_PREVPRESSED ? &infoPtr->titlebtnprev : &infoPtr->titlebtnnext;
2039 infoPtr->status &= ~(MC_PREVPRESSED | MC_NEXTPRESSED);
2040
2041 InvalidateRect(infoPtr->hwndSelf, r, FALSE);
2042 }
2043
2044 ReleaseCapture();
2045
2046 /* always send NM_RELEASEDCAPTURE notification */
2047 nmhdr.hwndFrom = infoPtr->hwndSelf;
2048 nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
2049 nmhdr.code = NM_RELEASEDCAPTURE;
2050 TRACE("Sent notification from %p to %p\n", infoPtr->hwndSelf, infoPtr->hwndNotify);
2051
2052 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmhdr.idFrom, (LPARAM)&nmhdr);
2053
2054 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
2055
2056 ht.cbSize = sizeof(MCHITTESTINFO);
2057 ht.pt.x = (short)LOWORD(lParam);
2058 ht.pt.y = (short)HIWORD(lParam);
2059 hit = MONTHCAL_HitTest(infoPtr, &ht);
2060
2061 infoPtr->status = MC_SEL_LBUTUP;
2062 MONTHCAL_SetDayFocus(infoPtr, NULL);
2063
2064 if((hit & MCHT_CALENDARDATE) == MCHT_CALENDARDATE)
2065 {
2066 SYSTEMTIME sel = infoPtr->curSel;
2067
2068 /* will be invalidated here */
2069 MONTHCAL_SetCurSel(infoPtr, &ht.st);
2070
2071 /* send MCN_SELCHANGE only if new date selected */
2072 if (!MONTHCAL_IsDateEqual(&sel, &ht.st))
2073 MONTHCAL_NotifySelectionChange(infoPtr);
2074
2075 MONTHCAL_NotifySelect(infoPtr);
2076 }
2077
2078 return 0;
2079 }
2080
2081
2082 static LRESULT
2083 MONTHCAL_Timer(MONTHCAL_INFO *infoPtr, WPARAM id)
2084 {
2085 TRACE("%ld\n", id);
2086
2087 switch(id) {
2088 case MC_PREVNEXTMONTHTIMER:
2089 if(infoPtr->status & MC_NEXTPRESSED) MONTHCAL_GoToPrevNextMonth(infoPtr, FALSE);
2090 if(infoPtr->status & MC_PREVPRESSED) MONTHCAL_GoToPrevNextMonth(infoPtr, TRUE);
2091 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2092 break;
2093 case MC_TODAYUPDATETIMER:
2094 {
2095 SYSTEMTIME st;
2096
2097 if(infoPtr->todaySet) return 0;
2098
2099 GetLocalTime(&st);
2100 MONTHCAL_UpdateToday(infoPtr, &st);
2101
2102 /* notification sent anyway */
2103 MONTHCAL_NotifySelectionChange(infoPtr);
2104
2105 return 0;
2106 }
2107 default:
2108 ERR("got unknown timer %ld\n", id);
2109 break;
2110 }
2111
2112 return 0;
2113 }
2114
2115
2116 static LRESULT
2117 MONTHCAL_MouseMove(MONTHCAL_INFO *infoPtr, LPARAM lParam)
2118 {
2119 MCHITTESTINFO ht;
2120 SYSTEMTIME st_ht;
2121 INT hit;
2122 RECT r;
2123
2124 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
2125
2126 ht.cbSize = sizeof(MCHITTESTINFO);
2127 ht.pt.x = (short)LOWORD(lParam);
2128 ht.pt.y = (short)HIWORD(lParam);
2129
2130 hit = MONTHCAL_HitTest(infoPtr, &ht);
2131
2132 /* not on the calendar date numbers? bail out */
2133 TRACE("hit:%x\n",hit);
2134 if((hit & MCHT_CALENDARDATE) != MCHT_CALENDARDATE)
2135 {
2136 MONTHCAL_SetDayFocus(infoPtr, NULL);
2137 return 0;
2138 }
2139
2140 st_ht = ht.st;
2141
2142 /* if pointer is over focused day still there's nothing to do */
2143 if(!MONTHCAL_SetDayFocus(infoPtr, &ht.st)) return 0;
2144
2145 MONTHCAL_CalcPosFromDay(infoPtr, &ht.st, &r);
2146
2147 if(infoPtr->dwStyle & MCS_MULTISELECT) {
2148 SYSTEMTIME st[2];
2149
2150 MONTHCAL_GetSelRange(infoPtr, st);
2151
2152 /* If we're still at the first selected date and range is empty, return.
2153 If range isn't empty we should change range to a single firstSel */
2154 if(MONTHCAL_IsDateEqual(&infoPtr->firstSel, &st_ht) &&
2155 MONTHCAL_IsDateEqual(&st[0], &st[1])) goto done;
2156
2157 MONTHCAL_IsSelRangeValid(infoPtr, &st_ht, &infoPtr->firstSel, &st_ht);
2158
2159 st[0] = infoPtr->firstSel;
2160 /* we should overwrite timestamp here */
2161 MONTHCAL_CopyDate(&st_ht, &st[1]);
2162
2163 /* bounds will be swapped here if needed */
2164 MONTHCAL_SetSelRange(infoPtr, st);
2165
2166 return 0;
2167 }
2168
2169 done:
2170
2171 /* FIXME: this should specify a rectangle containing only the days that changed
2172 using InvalidateRect */
2173 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2174
2175 return 0;
2176 }
2177
2178
2179 static LRESULT
2180 MONTHCAL_Paint(MONTHCAL_INFO *infoPtr, HDC hdc_paint)
2181 {
2182 HDC hdc;
2183 PAINTSTRUCT ps;
2184
2185 if (hdc_paint)
2186 {
2187 GetClientRect(infoPtr->hwndSelf, &ps.rcPaint);
2188 hdc = hdc_paint;
2189 }
2190 else
2191 hdc = BeginPaint(infoPtr->hwndSelf, &ps);
2192
2193 MONTHCAL_Refresh(infoPtr, hdc, &ps);
2194 if (!hdc_paint) EndPaint(infoPtr->hwndSelf, &ps);
2195 return 0;
2196 }
2197
2198 static LRESULT
2199 MONTHCAL_EraseBkgnd(const MONTHCAL_INFO *infoPtr, HDC hdc)
2200 {
2201 HBRUSH hbr;
2202 RECT rc;
2203
2204 if (!GetClipBox(hdc, &rc)) return FALSE;
2205
2206 /* fill background */
2207 hbr = CreateSolidBrush (infoPtr->bk);
2208 FillRect(hdc, &rc, hbr);
2209 DeleteObject(hbr);
2210
2211 return TRUE;
2212 }
2213
2214 static LRESULT
2215 MONTHCAL_PrintClient(MONTHCAL_INFO *infoPtr, HDC hdc, DWORD options)
2216 {
2217 FIXME("Partial Stub: (hdc=%p options=0x%08x)\n", hdc, options);
2218
2219 if ((options & PRF_CHECKVISIBLE) && !IsWindowVisible(infoPtr->hwndSelf))
2220 return 0;
2221
2222 if (options & PRF_ERASEBKGND)
2223 MONTHCAL_EraseBkgnd(infoPtr, hdc);
2224
2225 if (options & PRF_CLIENT)
2226 MONTHCAL_Paint(infoPtr, hdc);
2227
2228 return 0;
2229 }
2230
2231 static LRESULT
2232 MONTHCAL_SetFocus(const MONTHCAL_INFO *infoPtr)
2233 {
2234 TRACE("\n");
2235
2236 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2237
2238 return 0;
2239 }
2240
2241 /* sets the size information */
2242 static void MONTHCAL_UpdateSize(MONTHCAL_INFO *infoPtr)
2243 {
2244 static const WCHAR O0W[] = { '0','0',0 };
2245 HDC hdc = GetDC(infoPtr->hwndSelf);
2246 RECT *title=&infoPtr->calendars[0].title;
2247 RECT *prev=&infoPtr->titlebtnprev;
2248 RECT *next=&infoPtr->titlebtnnext;
2249 RECT *titlemonth=&infoPtr->calendars[0].titlemonth;
2250 RECT *titleyear=&infoPtr->calendars[0].titleyear;
2251 RECT *wdays=&infoPtr->calendars[0].wdays;
2252 RECT *weeknumrect=&infoPtr->calendars[0].weeknums;
2253 RECT *days=&infoPtr->calendars[0].days;
2254 RECT *todayrect=&infoPtr->todayrect;
2255 SIZE size, sz;
2256 TEXTMETRICW tm;
2257 HFONT currentFont;
2258 INT xdiv, dx, dy, i;
2259 RECT rcClient;
2260 WCHAR buff[80];
2261
2262 GetClientRect(infoPtr->hwndSelf, &rcClient);
2263
2264 currentFont = SelectObject(hdc, infoPtr->hFont);
2265
2266 /* get the height and width of each day's text */
2267 GetTextMetricsW(hdc, &tm);
2268 infoPtr->textHeight = tm.tmHeight + tm.tmExternalLeading + tm.tmInternalLeading;
2269
2270 /* find largest abbreviated day name for current locale */
2271 size.cx = sz.cx = 0;
2272 for (i = 0; i < 7; i++)
2273 {
2274 if(GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1 + i,
2275 buff, countof(buff)))
2276 {
2277 GetTextExtentPoint32W(hdc, buff, lstrlenW(buff), &sz);
2278 if (sz.cx > size.cx) size.cx = sz.cx;
2279 }
2280 else /* locale independent fallback on failure */
2281 {
2282 static const WCHAR SunW[] = { 'S','u','n',0 };
2283
2284 GetTextExtentPoint32W(hdc, SunW, lstrlenW(SunW), &size);
2285 break;
2286 }
2287 }
2288
2289 infoPtr->textWidth = size.cx + 2;
2290
2291 /* recalculate the height and width increments and offsets */
2292 GetTextExtentPoint32W(hdc, O0W, 2, &size);
2293
2294 xdiv = (infoPtr->dwStyle & MCS_WEEKNUMBERS) ? 8 : 7;
2295
2296 infoPtr->width_increment = size.cx * 2 + 4;
2297 infoPtr->height_increment = infoPtr->textHeight;
2298
2299 /* calculate title area */
2300 title->top = 0;
2301 title->bottom = 3 * infoPtr->height_increment / 2;
2302 title->left = 0;
2303 title->right = infoPtr->width_increment * xdiv;
2304
2305 /* set the dimensions of the next and previous buttons and center */
2306 /* the month text vertically */
2307 prev->top = next->top = title->top + 4;
2308 prev->bottom = next->bottom = title->bottom - 4;
2309 prev->left = title->left + 4;
2310 prev->right = prev->left + (title->bottom - title->top);
2311 next->right = title->right - 4;
2312 next->left = next->right - (title->bottom - title->top);
2313
2314 /* titlemonth->left and right change based upon the current month */
2315 /* and are recalculated in refresh as the current month may change */
2316 /* without the control being resized */
2317 titlemonth->top = titleyear->top = title->top + (infoPtr->height_increment)/2;
2318 titlemonth->bottom = titleyear->bottom = title->bottom - (infoPtr->height_increment)/2;
2319
2320 /* setup the dimensions of the rectangle we draw the names of the */
2321 /* days of the week in */
2322 weeknumrect->left = 0;
2323
2324 if(infoPtr->dwStyle & MCS_WEEKNUMBERS)
2325 weeknumrect->right = prev->right;
2326 else
2327 weeknumrect->right = weeknumrect->left;
2328
2329 wdays->left = days->left = weeknumrect->right;
2330 wdays->right = days->right = wdays->left + 7 * infoPtr->width_increment;
2331 wdays->top = title->bottom;
2332 wdays->bottom = wdays->top + infoPtr->height_increment;
2333
2334 days->top = weeknumrect->top = wdays->bottom;
2335 days->bottom = weeknumrect->bottom = days->top + 6 * infoPtr->height_increment;
2336
2337 todayrect->left = 0;
2338 todayrect->right = title->right;
2339 todayrect->top = days->bottom;
2340 todayrect->bottom = days->bottom + infoPtr->height_increment;
2341
2342 /* offset all rectangles to center in client area */
2343 dx = (rcClient.right - title->right) / 2;
2344 dy = (rcClient.bottom - todayrect->bottom) / 2;
2345
2346 /* if calendar doesn't fit client area show it at left/top bounds */
2347 if (title->left + dx < 0) dx = 0;
2348 if (title->top + dy < 0) dy = 0;
2349
2350 if (dx != 0 || dy != 0)
2351 {
2352 OffsetRect(title, dx, dy);
2353 OffsetRect(prev, dx, dy);
2354 OffsetRect(next, dx, dy);
2355 OffsetRect(titlemonth, dx, dy);
2356 OffsetRect(titleyear, dx, dy);
2357 OffsetRect(wdays, dx, dy);
2358 OffsetRect(weeknumrect, dx, dy);
2359 OffsetRect(days, dx, dy);
2360 OffsetRect(todayrect, dx, dy);
2361 }
2362
2363 TRACE("dx=%d dy=%d client[%s] title[%s] wdays[%s] days[%s] today[%s]\n",
2364 infoPtr->width_increment,infoPtr->height_increment,
2365 wine_dbgstr_rect(&rcClient),
2366 wine_dbgstr_rect(title),
2367 wine_dbgstr_rect(wdays),
2368 wine_dbgstr_rect(days),
2369 wine_dbgstr_rect(todayrect));
2370
2371 /* restore the originally selected font */
2372 SelectObject(hdc, currentFont);
2373
2374 ReleaseDC(infoPtr->hwndSelf, hdc);
2375 }
2376
2377 static LRESULT MONTHCAL_Size(MONTHCAL_INFO *infoPtr, int Width, int Height)
2378 {
2379 TRACE("(width=%d, height=%d)\n", Width, Height);
2380
2381 MONTHCAL_UpdateSize(infoPtr);
2382
2383 /* invalidate client area and erase background */
2384 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
2385
2386 return 0;
2387 }
2388
2389 static LRESULT MONTHCAL_GetFont(const MONTHCAL_INFO *infoPtr)
2390 {
2391 return (LRESULT)infoPtr->hFont;
2392 }
2393
2394 static LRESULT MONTHCAL_SetFont(MONTHCAL_INFO *infoPtr, HFONT hFont, BOOL redraw)
2395 {
2396 HFONT hOldFont;
2397 LOGFONTW lf;
2398
2399 if (!hFont) return 0;
2400
2401 hOldFont = infoPtr->hFont;
2402 infoPtr->hFont = hFont;
2403
2404 GetObjectW(infoPtr->hFont, sizeof(lf), &lf);
2405 lf.lfWeight = FW_BOLD;
2406 infoPtr->hBoldFont = CreateFontIndirectW(&lf);
2407
2408 MONTHCAL_UpdateSize(infoPtr);
2409
2410 if (redraw)
2411 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
2412
2413 return (LRESULT)hOldFont;
2414 }
2415
2416 /* update theme after a WM_THEMECHANGED message */
2417 static LRESULT theme_changed (const MONTHCAL_INFO* infoPtr)
2418 {
2419 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
2420 CloseThemeData (theme);
2421 OpenThemeData (infoPtr->hwndSelf, themeClass);
2422 return 0;
2423 }
2424
2425 static INT MONTHCAL_StyleChanged(MONTHCAL_INFO *infoPtr, WPARAM wStyleType,
2426 const STYLESTRUCT *lpss)
2427 {
2428 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
2429 wStyleType, lpss->styleOld, lpss->styleNew);
2430
2431 if (wStyleType != GWL_STYLE) return 0;
2432
2433 infoPtr->dwStyle = lpss->styleNew;
2434
2435 /* make room for week numbers */
2436 if ((lpss->styleNew ^ lpss->styleOld) & MCS_WEEKNUMBERS)
2437 MONTHCAL_UpdateSize(infoPtr);
2438
2439 return 0;
2440 }
2441
2442 static INT MONTHCAL_StyleChanging(MONTHCAL_INFO *infoPtr, WPARAM wStyleType,
2443 STYLESTRUCT *lpss)
2444 {
2445 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
2446 wStyleType, lpss->styleOld, lpss->styleNew);
2447
2448 /* block MCS_MULTISELECT change */
2449 if ((lpss->styleNew ^ lpss->styleOld) & MCS_MULTISELECT)
2450 {
2451 if (lpss->styleOld & MCS_MULTISELECT)
2452 lpss->styleNew |= MCS_MULTISELECT;
2453 else
2454 lpss->styleNew &= ~MCS_MULTISELECT;
2455 }
2456
2457 return 0;
2458 }
2459
2460 /* FIXME: check whether dateMin/dateMax need to be adjusted. */
2461 static LRESULT
2462 MONTHCAL_Create(HWND hwnd, LPCREATESTRUCTW lpcs)
2463 {
2464 MONTHCAL_INFO *infoPtr;
2465
2466 /* allocate memory for info structure */
2467 infoPtr = Alloc(sizeof(MONTHCAL_INFO));
2468 SetWindowLongPtrW(hwnd, 0, (DWORD_PTR)infoPtr);
2469
2470 if (infoPtr == NULL) {
2471 ERR("could not allocate info memory!\n");
2472 return 0;
2473 }
2474
2475 infoPtr->hwndSelf = hwnd;
2476 infoPtr->hwndNotify = lpcs->hwndParent;
2477 infoPtr->dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
2478 infoPtr->calendars = Alloc(sizeof(CALENDAR_INFO));
2479 if (!infoPtr->calendars) goto fail;
2480
2481 infoPtr->cal_num = 1;
2482
2483 MONTHCAL_SetFont(infoPtr, GetStockObject(DEFAULT_GUI_FONT), FALSE);
2484
2485 /* initialize info structure */
2486 /* FIXME: calculate systemtime ->> localtime(substract timezoneinfo) */
2487
2488 GetLocalTime(&infoPtr->todaysDate);
2489 MONTHCAL_SetFirstDayOfWeek(infoPtr, -1);
2490
2491 infoPtr->maxSelCount = (infoPtr->dwStyle & MCS_MULTISELECT) ? 7 : 1;
2492 infoPtr->monthRange = 3;
2493
2494 infoPtr->monthdayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
2495 if (!infoPtr->monthdayState) goto fail;
2496
2497 infoPtr->titlebk = comctl32_color.clrActiveCaption;
2498 infoPtr->titletxt = comctl32_color.clrWindow;
2499 infoPtr->monthbk = comctl32_color.clrWindow;
2500 infoPtr->trailingtxt = comctl32_color.clrGrayText;
2501 infoPtr->bk = comctl32_color.clrWindow;
2502 infoPtr->txt = comctl32_color.clrWindowText;
2503
2504 infoPtr->minSel = infoPtr->todaysDate;
2505 infoPtr->maxSel = infoPtr->todaysDate;
2506 infoPtr->curSel = infoPtr->todaysDate;
2507 infoPtr->calendars[0].month = infoPtr->todaysDate;
2508 infoPtr->isUnicode = TRUE;
2509
2510 /* call MONTHCAL_UpdateSize to set all of the dimensions */
2511 /* of the control */
2512 MONTHCAL_UpdateSize(infoPtr);
2513
2514 /* today auto update timer, to be freed only on control destruction */
2515 SetTimer(infoPtr->hwndSelf, MC_TODAYUPDATETIMER, MC_TODAYUPDATEDELAY, 0);
2516
2517 OpenThemeData (infoPtr->hwndSelf, themeClass);
2518
2519 return 0;
2520
2521 fail:
2522 Free(infoPtr->monthdayState);
2523 Free(infoPtr->calendars);
2524 Free(infoPtr);
2525 return 0;
2526 }
2527
2528 static LRESULT
2529 MONTHCAL_Destroy(MONTHCAL_INFO *infoPtr)
2530 {
2531 /* free month calendar info data */
2532 Free(infoPtr->monthdayState);
2533 Free(infoPtr->calendars);
2534 SetWindowLongPtrW(infoPtr->hwndSelf, 0, 0);
2535
2536 CloseThemeData (GetWindowTheme (infoPtr->hwndSelf));
2537
2538 Free(infoPtr);
2539 return 0;
2540 }
2541
2542 /*
2543 * Handler for WM_NOTIFY messages
2544 */
2545 static LRESULT
2546 MONTHCAL_Notify(MONTHCAL_INFO *infoPtr, NMHDR *hdr)
2547 {
2548 /* notification from year edit updown */
2549 if (hdr->code == UDN_DELTAPOS)
2550 {
2551 NMUPDOWN *nmud = (NMUPDOWN*)hdr;
2552
2553 if (hdr->hwndFrom == infoPtr->hWndYearUpDown)
2554 {
2555 /* year value limits are set up explicitly after updown creation */
2556 if ((nmud->iDelta + nmud->iPos) != infoPtr->curSel.wYear)
2557 {
2558 SYSTEMTIME new_date = infoPtr->curSel;
2559
2560 new_date.wYear = nmud->iDelta + nmud->iPos;
2561 MONTHCAL_SetCurSel(infoPtr, &new_date);
2562 }
2563 }
2564 }
2565 return 0;
2566 }
2567
2568 static inline BOOL
2569 MONTHCAL_SetUnicodeFormat(MONTHCAL_INFO *infoPtr, BOOL isUnicode)
2570 {
2571 BOOL prev = infoPtr->isUnicode;
2572 infoPtr->isUnicode = isUnicode;
2573 return prev;
2574 }
2575
2576 static inline BOOL
2577 MONTHCAL_GetUnicodeFormat(const MONTHCAL_INFO *infoPtr)
2578 {
2579 return infoPtr->isUnicode;
2580 }
2581
2582 static LRESULT WINAPI
2583 MONTHCAL_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
2584 {
2585 MONTHCAL_INFO *infoPtr;
2586
2587 TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, uMsg, wParam, lParam);
2588
2589 infoPtr = MONTHCAL_GetInfoPtr(hwnd);
2590 if (!infoPtr && (uMsg != WM_CREATE))
2591 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
2592 switch(uMsg)
2593 {
2594 case MCM_GETCURSEL:
2595 return MONTHCAL_GetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
2596
2597 case MCM_SETCURSEL:
2598 return MONTHCAL_SetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
2599
2600 case MCM_GETMAXSELCOUNT:
2601 return MONTHCAL_GetMaxSelCount(infoPtr);
2602
2603 case MCM_SETMAXSELCOUNT:
2604 return MONTHCAL_SetMaxSelCount(infoPtr, wParam);
2605
2606 case MCM_GETSELRANGE:
2607 return MONTHCAL_GetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
2608
2609 case MCM_SETSELRANGE:
2610 return MONTHCAL_SetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
2611
2612 case MCM_GETMONTHRANGE:
2613 return MONTHCAL_GetMonthRange(infoPtr, wParam, (SYSTEMTIME*)lParam);
2614
2615 case MCM_SETDAYSTATE:
2616 return MONTHCAL_SetDayState(infoPtr, (INT)wParam, (LPMONTHDAYSTATE)lParam);
2617
2618 case MCM_GETMINREQRECT:
2619 return MONTHCAL_GetMinReqRect(infoPtr, (LPRECT)lParam);
2620
2621 case MCM_GETCOLOR:
2622 return MONTHCAL_GetColor(infoPtr, wParam);
2623
2624 case MCM_SETCOLOR:
2625 return MONTHCAL_SetColor(infoPtr, wParam, (COLORREF)lParam);
2626
2627 case MCM_GETTODAY:
2628 return MONTHCAL_GetToday(infoPtr, (LPSYSTEMTIME)lParam);
2629
2630 case MCM_SETTODAY:
2631 return MONTHCAL_SetToday(infoPtr, (LPSYSTEMTIME)lParam);
2632
2633 case MCM_HITTEST:
2634 return MONTHCAL_HitTest(infoPtr, (PMCHITTESTINFO)lParam);
2635
2636 case MCM_GETFIRSTDAYOFWEEK:
2637 return MONTHCAL_GetFirstDayOfWeek(infoPtr);
2638
2639 case MCM_SETFIRSTDAYOFWEEK:
2640 return MONTHCAL_SetFirstDayOfWeek(infoPtr, (INT)lParam);
2641
2642 case MCM_GETRANGE:
2643 return MONTHCAL_GetRange(infoPtr, (LPSYSTEMTIME)lParam);
2644
2645 case MCM_SETRANGE:
2646 return MONTHCAL_SetRange(infoPtr, (SHORT)wParam, (LPSYSTEMTIME)lParam);
2647
2648 case MCM_GETMONTHDELTA:
2649 return MONTHCAL_GetMonthDelta(infoPtr);
2650
2651 case MCM_SETMONTHDELTA:
2652 return MONTHCAL_SetMonthDelta(infoPtr, wParam);
2653
2654 case MCM_GETMAXTODAYWIDTH:
2655 return MONTHCAL_GetMaxTodayWidth(infoPtr);
2656
2657 case MCM_SETUNICODEFORMAT:
2658 return MONTHCAL_SetUnicodeFormat(infoPtr, (BOOL)wParam);
2659
2660 case MCM_GETUNICODEFORMAT:
2661 return MONTHCAL_GetUnicodeFormat(infoPtr);
2662
2663 case WM_GETDLGCODE:
2664 return DLGC_WANTARROWS | DLGC_WANTCHARS;
2665
2666 case WM_RBUTTONUP:
2667 return MONTHCAL_RButtonUp(infoPtr, lParam);
2668
2669 case WM_LBUTTONDOWN:
2670 return MONTHCAL_LButtonDown(infoPtr, lParam);
2671
2672 case WM_MOUSEMOVE:
2673 return MONTHCAL_MouseMove(infoPtr, lParam);
2674
2675 case WM_LBUTTONUP:
2676 return MONTHCAL_LButtonUp(infoPtr, lParam);
2677
2678 case WM_PAINT:
2679 return MONTHCAL_Paint(infoPtr, (HDC)wParam);
2680
2681 case WM_PRINTCLIENT:
2682 return MONTHCAL_PrintClient(infoPtr, (HDC)wParam, (DWORD)lParam);
2683
2684 case WM_ERASEBKGND:
2685 return MONTHCAL_EraseBkgnd(infoPtr, (HDC)wParam);
2686
2687 case WM_SETFOCUS:
2688 return MONTHCAL_SetFocus(infoPtr);
2689
2690 case WM_SIZE:
2691 return MONTHCAL_Size(infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
2692
2693 case WM_NOTIFY:
2694 return MONTHCAL_Notify(infoPtr, (NMHDR*)lParam);
2695
2696 case WM_CREATE:
2697 return MONTHCAL_Create(hwnd, (LPCREATESTRUCTW)lParam);
2698
2699 case WM_SETFONT:
2700 return MONTHCAL_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
2701
2702 case WM_GETFONT:
2703 return MONTHCAL_GetFont(infoPtr);
2704
2705 case WM_TIMER:
2706 return MONTHCAL_Timer(infoPtr, wParam);
2707
2708 case WM_THEMECHANGED:
2709 return theme_changed (infoPtr);
2710
2711 case WM_DESTROY:
2712 return MONTHCAL_Destroy(infoPtr);
2713
2714 case WM_SYSCOLORCHANGE:
2715 COMCTL32_RefreshSysColors();
2716 return 0;
2717
2718 case WM_STYLECHANGED:
2719 return MONTHCAL_StyleChanged(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
2720
2721 case WM_STYLECHANGING:
2722 return MONTHCAL_StyleChanging(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
2723
2724 default:
2725 if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
2726 ERR( "unknown msg %04x wp=%08lx lp=%08lx\n", uMsg, wParam, lParam);
2727 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
2728 }
2729 }
2730
2731
2732 void
2733 MONTHCAL_Register(void)
2734 {
2735 WNDCLASSW wndClass;
2736
2737 ZeroMemory(&wndClass, sizeof(WNDCLASSW));
2738 wndClass.style = CS_GLOBALCLASS;
2739 wndClass.lpfnWndProc = MONTHCAL_WindowProc;
2740 wndClass.cbClsExtra = 0;
2741 wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
2742 wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW);
2743 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
2744 wndClass.lpszClassName = MONTHCAL_CLASSW;
2745
2746 RegisterClassW(&wndClass);
2747 }
2748
2749
2750 void
2751 MONTHCAL_Unregister(void)
2752 {
2753 UnregisterClassW(MONTHCAL_CLASSW, NULL);
2754 }
Maarten's multimedia branch