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comctl32/monthcal: Add parameter validation to MCM_HITTEST handler.
[wine/multimedia.git] / dlls / comctl32 / monthcal.c
blob603e3e8654ef7c47dd173020dcc7198b7355c7fa
1 /* Month calendar control
2
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 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 *
24 * NOTE
25 *
26 * This code was audited for completeness against the documented features
27 * of Comctl32.dll version 6.0 on Oct. 20, 2004, by Dimitrie O. Paun.
28 *
29 * Unless otherwise noted, we believe this code to be complete, as per
30 * the specification mentioned above.
31 * If you discover missing features, or bugs, please note them below.
32 *
33 * TODO:
34 * -- MCM_[GS]ETUNICODEFORMAT
35 * -- MONTHCAL_GetMonthRange
36 * -- handle resources better (doesn't work now);
37 * -- take care of internationalization.
38 * -- keyboard handling.
39 * -- search for FIXME
40 */
41
42 #include <math.h>
43 #include <stdarg.h>
44 #include <stdio.h>
45 #include <stdlib.h>
46 #include <string.h>
47
48 #include "windef.h"
49 #include "winbase.h"
50 #include "wingdi.h"
51 #include "winuser.h"
52 #include "winnls.h"
53 #include "commctrl.h"
54 #include "comctl32.h"
55 #include "uxtheme.h"
56 #include "tmschema.h"
57 #include "wine/unicode.h"
58 #include "wine/debug.h"
59
60 WINE_DEFAULT_DEBUG_CHANNEL(monthcal);
61
62 #define MC_SEL_LBUTUP 1 /* Left button released */
63 #define MC_SEL_LBUTDOWN 2 /* Left button pressed in calendar */
64 #define MC_PREVPRESSED 4 /* Prev month button pressed */
65 #define MC_NEXTPRESSED 8 /* Next month button pressed */
66 #define MC_NEXTMONTHDELAY 350 /* when continuously pressing `next */
67 /* month', wait 500 ms before going */
68 /* to the next month */
69 #define MC_NEXTMONTHTIMER 1 /* Timer ID's */
70 #define MC_PREVMONTHTIMER 2
71
72 #define countof(arr) (sizeof(arr)/sizeof(arr[0]))
73
74 typedef struct
75 {
76 HWND hwndSelf;
77 DWORD dwStyle; /* cached GWL_STYLE */
78 COLORREF bk;
79 COLORREF txt;
80 COLORREF titlebk;
81 COLORREF titletxt;
82 COLORREF monthbk;
83 COLORREF trailingtxt;
84 HFONT hFont;
85 HFONT hBoldFont;
86 int textHeight;
87 int textWidth;
88 int height_increment;
89 int width_increment;
90 int firstDayplace; /* place of the first day of the current month */
91 INT delta; /* scroll rate; # of months that the */
92 /* control moves when user clicks a scroll button */
93 int visible; /* # of months visible */
94 int firstDay; /* Start month calendar with firstDay's day */
95 int firstDayHighWord; /* High word only used externally */
96 int monthRange;
97 MONTHDAYSTATE *monthdayState;
98 SYSTEMTIME todaysDate;
99 int status; /* See MC_SEL flags */
100 int firstSelDay; /* first selected day */
101 INT maxSelCount;
102 SYSTEMTIME minSel;
103 SYSTEMTIME maxSel;
104 SYSTEMTIME curSel; /* contains currently selected year, month and day */
105 DWORD rangeValid;
106 SYSTEMTIME minDate;
107 SYSTEMTIME maxDate;
108
109 RECT title; /* rect for the header above the calendar */
110 RECT titlebtnnext; /* the `next month' button in the header */
111 RECT titlebtnprev; /* the `prev month' button in the header */
112 RECT titlemonth; /* the `month name' txt in the header */
113 RECT titleyear; /* the `year number' txt in the header */
114 RECT wdays; /* week days at top */
115 RECT days; /* calendar area */
116 RECT weeknums; /* week numbers at left side */
117 RECT todayrect; /* `today: xx/xx/xx' text rect */
118 HWND hwndNotify; /* Window to receive the notifications */
119 HWND hWndYearEdit; /* Window Handle of edit box to handle years */
120 HWND hWndYearUpDown;/* Window Handle of updown box to handle years */
121 } MONTHCAL_INFO, *LPMONTHCAL_INFO;
122
123
124 /* Offsets of days in the week to the weekday of january 1 in a leap year */
125 static const int DayOfWeekTable[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
126
127 static const WCHAR themeClass[] = { 'S','c','r','o','l','l','b','a','r',0 };
128
129 #define MONTHCAL_GetInfoPtr(hwnd) ((MONTHCAL_INFO *)GetWindowLongPtrW(hwnd, 0))
130
131 /* helper functions */
132
133 /* returns the number of days in any given month, checking for leap days */
134 /* january is 1, december is 12 */
135 int MONTHCAL_MonthLength(int month, int year)
136 {
137 const int mdays[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 0};
138 /*Wrap around, this eases handling*/
139 if(month == 0)
140 month = 12;
141 if(month == 13)
142 month = 1;
143
144 /* if we have a leap year add 1 day to February */
145 /* a leap year is a year either divisible by 400 */
146 /* or divisible by 4 and not by 100 */
147 if(month == 2) { /* February */
148 return mdays[month - 1] + ((year%400 == 0) ? 1 : ((year%100 != 0) &&
149 (year%4 == 0)) ? 1 : 0);
150 }
151 else {
152 return mdays[month - 1];
153 }
154 }
155
156 /* compares timestamps using date part only */
157 static inline BOOL MONTHCAL_IsDateEqual(const SYSTEMTIME *first, const SYSTEMTIME *second)
158 {
159 return (first->wYear == second->wYear) && (first->wMonth == second->wMonth) &&
160 (first->wDay == second->wDay);
161 }
162
163 /* make sure that date fields are valid */
164 static BOOL MONTHCAL_ValidateDate(const SYSTEMTIME *time)
165 {
166 if(time->wMonth < 1 || time->wMonth > 12 ) return FALSE;
167 if(time->wDayOfWeek > 6) return FALSE;
168 if(time->wDay > MONTHCAL_MonthLength(time->wMonth, time->wYear))
169 return FALSE;
170
171 return TRUE;
172 }
173
174 /* Used in MCM_SETRANGE/MCM_SETSELRANGE to determine resulting time part.
175 Milliseconds are intentionaly not validated. */
176 static BOOL MONTHCAL_ValidateTime(const SYSTEMTIME *time)
177 {
178 if((time->wHour > 24) || (time->wMinute > 59) || (time->wSecond > 59))
179 return FALSE;
180 else
181 return TRUE;
182 }
183
184 /* Copies timestamp part only. Milliseconds are intentionaly not copied
185 cause it matches required behaviour for current use of this helper */
186 static void MONTHCAL_CopyTime(const SYSTEMTIME *from, SYSTEMTIME *to)
187 {
188 to->wHour = from->wHour;
189 to->wMinute = from->wMinute;
190 to->wSecond = from->wSecond;
191 }
192
193 /* Note:Depending on DST, this may be offset by a day.
194 Need to find out if we're on a DST place & adjust the clock accordingly.
195 Above function assumes we have a valid data.
196 Valid for year>1752; 1 <= d <= 31, 1 <= m <= 12.
197 0 = Sunday.
198 */
199
200 /* returns the day in the week(0 == sunday, 6 == saturday) */
201 /* day(1 == 1st, 2 == 2nd... etc), year is the year value */
202 static int MONTHCAL_CalculateDayOfWeek(DWORD day, DWORD month, DWORD year)
203 {
204 year-=(month < 3);
205
206 return((year + year/4 - year/100 + year/400 +
207 DayOfWeekTable[month-1] + day ) % 7);
208 }
209
210 /* From a given point, calculate the row (weekpos), column(daypos)
211 and day in the calendar. day== 0 mean the last day of tha last month
212 */
213 static int MONTHCAL_CalcDayFromPos(const MONTHCAL_INFO *infoPtr, int x, int y,
214 int *daypos,int *weekpos)
215 {
216 int retval, firstDay;
217 RECT rcClient;
218
219 GetClientRect(infoPtr->hwndSelf, &rcClient);
220
221 /* if the point is outside the x bounds of the window put
222 it at the boundary */
223 if (x > rcClient.right)
224 x = rcClient.right;
225
226
227 *daypos = (x - infoPtr->days.left ) / infoPtr->width_increment;
228 *weekpos = (y - infoPtr->days.top ) / infoPtr->height_increment;
229
230 firstDay = (MONTHCAL_CalculateDayOfWeek(1, infoPtr->curSel.wMonth, infoPtr->curSel.wYear)+6 - infoPtr->firstDay)%7;
231 retval = *daypos + (7 * *weekpos) - firstDay;
232 return retval;
233 }
234
235 /* day is the day of the month, 1 == 1st day of the month */
236 /* sets x and y to be the position of the day */
237 /* x == day, y == week where(0,0) == firstDay, 1st week */
238 static void MONTHCAL_CalcDayXY(const MONTHCAL_INFO *infoPtr, int day, int month,
239 int *x, int *y)
240 {
241 int firstDay, prevMonth;
242
243 firstDay = (MONTHCAL_CalculateDayOfWeek(1, infoPtr->curSel.wMonth, infoPtr->curSel.wYear) +6 - infoPtr->firstDay)%7;
244
245 if(month==infoPtr->curSel.wMonth) {
246 *x = (day + firstDay) % 7;
247 *y = (day + firstDay - *x) / 7;
248 return;
249 }
250 if(month < infoPtr->curSel.wMonth) {
251 prevMonth = month - 1;
252 if(prevMonth==0)
253 prevMonth = 12;
254
255 *x = (MONTHCAL_MonthLength(prevMonth, infoPtr->curSel.wYear) - firstDay) % 7;
256 *y = 0;
257 return;
258 }
259
260 *y = MONTHCAL_MonthLength(month, infoPtr->curSel.wYear - 1) / 7;
261 *x = (day + firstDay + MONTHCAL_MonthLength(month,
262 infoPtr->curSel.wYear)) % 7;
263 }
264
265
266 /* x: column(day), y: row(week) */
267 static void MONTHCAL_CalcDayRect(const MONTHCAL_INFO *infoPtr, RECT *r, int x, int y)
268 {
269 r->left = infoPtr->days.left + x * infoPtr->width_increment;
270 r->right = r->left + infoPtr->width_increment;
271 r->top = infoPtr->days.top + y * infoPtr->height_increment;
272 r->bottom = r->top + infoPtr->textHeight;
273 }
274
275
276 /* sets the RECT struct r to the rectangle around the day and month */
277 /* day is the day value of the month(1 == 1st), month is the month */
278 /* value(january == 1, december == 12) */
279 static inline void MONTHCAL_CalcPosFromDay(const MONTHCAL_INFO *infoPtr,
280 int day, int month, RECT *r)
281 {
282 int x, y;
283
284 MONTHCAL_CalcDayXY(infoPtr, day, month, &x, &y);
285 MONTHCAL_CalcDayRect(infoPtr, r, x, y);
286 }
287
288
289 /* day is the day in the month(1 == 1st of the month) */
290 /* month is the month value(1 == january, 12 == december) */
291 static void MONTHCAL_CircleDay(const MONTHCAL_INFO *infoPtr, HDC hdc, int day, int month)
292 {
293 HPEN hRedPen = CreatePen(PS_SOLID, 1, RGB(255, 0, 0));
294 HPEN hOldPen2 = SelectObject(hdc, hRedPen);
295 HBRUSH hOldBrush;
296 RECT day_rect;
297
298 MONTHCAL_CalcPosFromDay(infoPtr, day, month, &day_rect);
299
300 hOldBrush = SelectObject(hdc, GetStockObject(NULL_BRUSH));
301 Rectangle(hdc, day_rect.left, day_rect.top, day_rect.right, day_rect.bottom);
302
303 SelectObject(hdc, hOldBrush);
304 DeleteObject(hRedPen);
305 SelectObject(hdc, hOldPen2);
306 }
307
308 static void MONTHCAL_DrawDay(const MONTHCAL_INFO *infoPtr, HDC hdc, int day, int month,
309 int x, int y, int bold)
310 {
311 static const WCHAR fmtW[] = { '%','d',0 };
312 WCHAR buf[10];
313 RECT r;
314 static BOOL haveBoldFont, haveSelectedDay = FALSE;
315 HBRUSH hbr;
316 COLORREF oldCol = 0;
317 COLORREF oldBk = 0;
318
319 wsprintfW(buf, fmtW, day);
320
321 /* No need to check styles: when selection is not valid, it is set to zero.
322 * 1<day<31, so everything is OK.
323 */
324
325 MONTHCAL_CalcDayRect(infoPtr, &r, x, y);
326
327 if((day>=infoPtr->minSel.wDay) && (day<=infoPtr->maxSel.wDay)
328 && (month == infoPtr->curSel.wMonth)) {
329 RECT r2;
330
331 TRACE("%d %d %d\n",day, infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
332 TRACE("%s\n", wine_dbgstr_rect(&r));
333 oldCol = SetTextColor(hdc, infoPtr->monthbk);
334 oldBk = SetBkColor(hdc, infoPtr->trailingtxt);
335 hbr = GetSysColorBrush(COLOR_HIGHLIGHT);
336 FillRect(hdc, &r, hbr);
337
338 /* FIXME: this may need to be changed now b/c of the other
339 drawing changes 11/3/99 CMM */
340 r2.left = r.left - 0.25 * infoPtr->textWidth;
341 r2.top = r.top;
342 r2.right = r.left + 0.5 * infoPtr->textWidth;
343 r2.bottom = r.bottom;
344 if(haveSelectedDay) FillRect(hdc, &r2, hbr);
345 haveSelectedDay = TRUE;
346 } else {
347 haveSelectedDay = FALSE;
348 }
349
350 /* need to add some code for multiple selections */
351
352 if((bold) &&(!haveBoldFont)) {
353 SelectObject(hdc, infoPtr->hBoldFont);
354 haveBoldFont = TRUE;
355 }
356 if((!bold) &&(haveBoldFont)) {
357 SelectObject(hdc, infoPtr->hFont);
358 haveBoldFont = FALSE;
359 }
360
361 SetBkMode(hdc,TRANSPARENT);
362 DrawTextW(hdc, buf, -1, &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
363
364 if(haveSelectedDay) {
365 SetTextColor(hdc, oldCol);
366 SetBkColor(hdc, oldBk);
367 }
368
369 /* draw a rectangle around the currently selected days text */
370 if((day == infoPtr->curSel.wDay) && (month == infoPtr->curSel.wMonth))
371 DrawFocusRect(hdc, &r);
372 }
373
374
375 static void paint_button (const MONTHCAL_INFO *infoPtr, HDC hdc, BOOL btnNext,
376 BOOL pressed, RECT* r)
377 {
378 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
379
380 if (theme)
381 {
382 static const int states[] = {
383 /* Prev button */
384 ABS_LEFTNORMAL, ABS_LEFTPRESSED, ABS_LEFTDISABLED,
385 /* Next button */
386 ABS_RIGHTNORMAL, ABS_RIGHTPRESSED, ABS_RIGHTDISABLED
387 };
388 int stateNum = btnNext ? 3 : 0;
389 if (pressed)
390 stateNum += 1;
391 else
392 {
393 if (infoPtr->dwStyle & WS_DISABLED) stateNum += 2;
394 }
395 DrawThemeBackground (theme, hdc, SBP_ARROWBTN, states[stateNum], r, NULL);
396 }
397 else
398 {
399 int style = btnNext ? DFCS_SCROLLRIGHT : DFCS_SCROLLLEFT;
400 if (pressed)
401 style |= DFCS_PUSHED;
402 else
403 {
404 if (infoPtr->dwStyle & WS_DISABLED) style |= DFCS_INACTIVE;
405 }
406
407 DrawFrameControl(hdc, r, DFC_SCROLL, style);
408 }
409 }
410
411
412 static void MONTHCAL_Refresh(MONTHCAL_INFO *infoPtr, HDC hdc, const PAINTSTRUCT *ps)
413 {
414 static const WCHAR todayW[] = { 'T','o','d','a','y',':',0 };
415 static const WCHAR fmt1W[] = { '%','s',' ','%','l','d',0 };
416 static const WCHAR fmt2W[] = { '%','s',' ','%','s',0 };
417 static const WCHAR fmt3W[] = { '%','d',0 };
418 RECT *title=&infoPtr->title;
419 RECT *prev=&infoPtr->titlebtnprev;
420 RECT *next=&infoPtr->titlebtnnext;
421 RECT *titlemonth=&infoPtr->titlemonth;
422 RECT *titleyear=&infoPtr->titleyear;
423 RECT dayrect;
424 RECT *days=&dayrect;
425 RECT rtoday;
426 int i, j, m, mask, day, firstDay, weeknum, weeknum1,prevMonth;
427 int textHeight = infoPtr->textHeight;
428 SIZE size;
429 HBRUSH hbr;
430 HFONT currentFont;
431 WCHAR buf[20];
432 WCHAR buf1[20];
433 WCHAR buf2[32];
434 COLORREF oldTextColor, oldBkColor;
435 RECT rcTemp;
436 RECT rcDay; /* used in MONTHCAL_CalcDayRect() */
437 SYSTEMTIME localtime;
438 int startofprescal;
439
440 oldTextColor = SetTextColor(hdc, comctl32_color.clrWindowText);
441
442 /* fill background */
443 hbr = CreateSolidBrush (infoPtr->bk);
444 FillRect(hdc, &ps->rcPaint, hbr);
445 DeleteObject(hbr);
446
447 /* draw header */
448 if(IntersectRect(&rcTemp, &(ps->rcPaint), title))
449 {
450 hbr = CreateSolidBrush(infoPtr->titlebk);
451 FillRect(hdc, title, hbr);
452 DeleteObject(hbr);
453 }
454
455 /* if the previous button is pressed draw it depressed */
456 if(IntersectRect(&rcTemp, &(ps->rcPaint), prev))
457 paint_button (infoPtr, hdc, FALSE, infoPtr->status & MC_PREVPRESSED, prev);
458
459 /* if next button is depressed draw it depressed */
460 if(IntersectRect(&rcTemp, &(ps->rcPaint), next))
461 paint_button (infoPtr, hdc, TRUE, infoPtr->status & MC_NEXTPRESSED, next);
462
463 oldBkColor = SetBkColor(hdc, infoPtr->titlebk);
464 SetTextColor(hdc, infoPtr->titletxt);
465 currentFont = SelectObject(hdc, infoPtr->hBoldFont);
466
467 GetLocaleInfoW( LOCALE_USER_DEFAULT,LOCALE_SMONTHNAME1+infoPtr->curSel.wMonth -1,
468 buf1,countof(buf1));
469 wsprintfW(buf, fmt1W, buf1, infoPtr->curSel.wYear);
470
471 if(IntersectRect(&rcTemp, &(ps->rcPaint), title))
472 {
473 DrawTextW(hdc, buf, strlenW(buf), title,
474 DT_CENTER | DT_VCENTER | DT_SINGLELINE);
475 }
476
477 /* titlemonth left/right contained rect for whole titletxt('June 1999')
478 * MCM_HitTestInfo wants month & year rects, so prepare these now.
479 *(no, we can't draw them separately; the whole text is centered)
480 */
481 GetTextExtentPoint32W(hdc, buf, strlenW(buf), &size);
482 titlemonth->left = title->right / 2 + title->left / 2 - size.cx / 2;
483 titleyear->right = title->right / 2 + title->left / 2 + size.cx / 2;
484 GetTextExtentPoint32W(hdc, buf1, strlenW(buf1), &size);
485 titlemonth->right = titlemonth->left + size.cx;
486 titleyear->left = titlemonth->right;
487
488 /* draw month area */
489 rcTemp.top=infoPtr->wdays.top;
490 rcTemp.left=infoPtr->wdays.left;
491 rcTemp.bottom=infoPtr->todayrect.bottom;
492 rcTemp.right =infoPtr->todayrect.right;
493 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcTemp))
494 {
495 hbr = CreateSolidBrush(infoPtr->monthbk);
496 FillRect(hdc, &rcTemp, hbr);
497 DeleteObject(hbr);
498 }
499
500 /* draw line under day abbreviations */
501
502 MoveToEx(hdc, infoPtr->days.left + 3, title->bottom + textHeight + 1, NULL);
503 LineTo(hdc, infoPtr->days.right - 3, title->bottom + textHeight + 1);
504
505 prevMonth = infoPtr->curSel.wMonth - 1;
506 if(prevMonth == 0) /* if curSel.wMonth is january(1) prevMonth is */
507 prevMonth = 12; /* december(12) of the previous year */
508
509 infoPtr->wdays.left = infoPtr->days.left = infoPtr->weeknums.right;
510 /* draw day abbreviations */
511
512 SelectObject(hdc, infoPtr->hFont);
513 SetBkColor(hdc, infoPtr->monthbk);
514 SetTextColor(hdc, infoPtr->trailingtxt);
515
516 /* copy this rect so we can change the values without changing */
517 /* the original version */
518 days->left = infoPtr->wdays.left;
519 days->right = days->left + infoPtr->width_increment;
520 days->top = infoPtr->wdays.top;
521 days->bottom = infoPtr->wdays.bottom;
522
523 i = infoPtr->firstDay;
524
525 for(j=0; j<7; j++) {
526 GetLocaleInfoW( LOCALE_USER_DEFAULT,LOCALE_SABBREVDAYNAME1 + (i+j+6)%7, buf, countof(buf));
527 DrawTextW(hdc, buf, strlenW(buf), days, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
528 days->left+=infoPtr->width_increment;
529 days->right+=infoPtr->width_increment;
530 }
531
532 /* draw day numbers; first, the previous month */
533
534 firstDay = MONTHCAL_CalculateDayOfWeek(1, infoPtr->curSel.wMonth, infoPtr->curSel.wYear);
535
536 day = MONTHCAL_MonthLength(prevMonth, infoPtr->curSel.wYear) +
537 (infoPtr->firstDay + 7 - firstDay)%7 + 1;
538 if (day > MONTHCAL_MonthLength(prevMonth, infoPtr->curSel.wYear))
539 day -=7;
540 startofprescal = day;
541 mask = 1<<(day-1);
542
543 i = 0;
544 m = 0;
545 while(day <= MONTHCAL_MonthLength(prevMonth, infoPtr->curSel.wYear)) {
546 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, 0);
547 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
548 {
549 MONTHCAL_DrawDay(infoPtr, hdc, day, prevMonth, i, 0,
550 infoPtr->monthdayState[m] & mask);
551 }
552
553 mask<<=1;
554 day++;
555 i++;
556 }
557
558 /* draw `current' month */
559
560 day = 1; /* start at the beginning of the current month */
561
562 infoPtr->firstDayplace = i;
563 SetTextColor(hdc, infoPtr->txt);
564 m++;
565 mask = 1;
566
567 /* draw the first week of the current month */
568 while(i<7) {
569 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, 0);
570 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
571 {
572
573 MONTHCAL_DrawDay(infoPtr, hdc, day, infoPtr->curSel.wMonth, i, 0,
574 infoPtr->monthdayState[m] & mask);
575
576 if((infoPtr->curSel.wMonth == infoPtr->todaysDate.wMonth) &&
577 (day==infoPtr->todaysDate.wDay) &&
578 (infoPtr->curSel.wYear == infoPtr->todaysDate.wYear)) {
579 if(!(infoPtr->dwStyle & MCS_NOTODAYCIRCLE))
580 MONTHCAL_CircleDay(infoPtr, hdc, day, infoPtr->curSel.wMonth);
581 }
582 }
583
584 mask<<=1;
585 day++;
586 i++;
587 }
588
589 j = 1; /* move to the 2nd week of the current month */
590 i = 0; /* move back to sunday */
591 while(day <= MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear)) {
592 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, j);
593 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
594 {
595 MONTHCAL_DrawDay(infoPtr, hdc, day, infoPtr->curSel.wMonth, i, j,
596 infoPtr->monthdayState[m] & mask);
597
598 if((infoPtr->curSel.wMonth == infoPtr->todaysDate.wMonth) &&
599 (day==infoPtr->todaysDate.wDay) &&
600 (infoPtr->curSel.wYear == infoPtr->todaysDate.wYear))
601 if(!(infoPtr->dwStyle & MCS_NOTODAYCIRCLE))
602 MONTHCAL_CircleDay(infoPtr, hdc, day, infoPtr->curSel.wMonth);
603 }
604 mask<<=1;
605 day++;
606 i++;
607 if(i>6) { /* past saturday, goto the next weeks sunday */
608 i = 0;
609 j++;
610 }
611 }
612
613 /* draw `next' month */
614
615 day = 1; /* start at the first day of the next month */
616 m++;
617 mask = 1;
618
619 SetTextColor(hdc, infoPtr->trailingtxt);
620 while((i<7) &&(j<6)) {
621 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, j);
622 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
623 {
624 MONTHCAL_DrawDay(infoPtr, hdc, day, infoPtr->curSel.wMonth + 1, i, j,
625 infoPtr->monthdayState[m] & mask);
626 }
627
628 mask<<=1;
629 day++;
630 i++;
631 if(i==7) { /* past saturday, go to next week's sunday */
632 i = 0;
633 j++;
634 }
635 }
636 SetTextColor(hdc, infoPtr->txt);
637
638
639 /* draw `today' date if style allows it, and draw a circle before today's
640 * date if necessary */
641
642 if(!(infoPtr->dwStyle & MCS_NOTODAY)) {
643 if(!(infoPtr->dwStyle & MCS_NOTODAYCIRCLE)) {
644 /*day is the number of days from nextmonth we put on the calendar */
645 MONTHCAL_CircleDay(infoPtr, hdc,
646 day+MONTHCAL_MonthLength(infoPtr->curSel.wMonth, infoPtr->curSel.wYear),
647 infoPtr->curSel.wMonth);
648 }
649 if (!LoadStringW(COMCTL32_hModule,IDM_TODAY,buf1,countof(buf1)))
650 {
651 WARN("Can't load resource\n");
652 strcpyW(buf1, todayW);
653 }
654 MONTHCAL_CalcDayRect(infoPtr, &rtoday, 1, 6);
655 localtime = infoPtr->todaysDate;
656 GetDateFormatW(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&localtime,NULL,buf2,countof(buf2));
657 wsprintfW(buf, fmt2W, buf1, buf2);
658 SelectObject(hdc, infoPtr->hBoldFont);
659
660 DrawTextW(hdc, buf, -1, &rtoday, DT_CALCRECT | DT_LEFT | DT_VCENTER | DT_SINGLELINE);
661 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rtoday))
662 {
663 DrawTextW(hdc, buf, -1, &rtoday, DT_LEFT | DT_VCENTER | DT_SINGLELINE);
664 }
665 SelectObject(hdc, infoPtr->hFont);
666 }
667
668 /*eventually draw week numbers*/
669 if(infoPtr->dwStyle & MCS_WEEKNUMBERS) {
670 /* display weeknumbers*/
671 int mindays;
672
673 /* Rules what week to call the first week of a new year:
674 LOCALE_IFIRSTWEEKOFYEAR == 0 (e.g US?):
675 The week containing Jan 1 is the first week of year
676 LOCALE_IFIRSTWEEKOFYEAR == 2 (e.g. Germany):
677 First week of year must contain 4 days of the new year
678 LOCALE_IFIRSTWEEKOFYEAR == 1 (what contries?)
679 The first week of the year must contain only days of the new year
680 */
681 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_IFIRSTWEEKOFYEAR, buf, countof(buf));
682 weeknum = atoiW(buf);
683 switch (weeknum)
684 {
685 case 1: mindays = 6;
686 break;
687 case 2: mindays = 3;
688 break;
689 case 0:
690 default:
691 mindays = 0;
692 }
693 if (infoPtr->curSel.wMonth < 2)
694 {
695 /* calculate all those exceptions for january */
696 weeknum1=MONTHCAL_CalculateDayOfWeek(1, 1, infoPtr->curSel.wYear);
697 if ((infoPtr->firstDay +7 - weeknum1)%7 > mindays)
698 weeknum =1;
699 else
700 {
701 weeknum = 0;
702 for(i=0; i<11; i++)
703 weeknum+=MONTHCAL_MonthLength(i+1, infoPtr->curSel.wYear - 1);
704 weeknum +=startofprescal+ 7;
705 weeknum /=7;
706 weeknum1=MONTHCAL_CalculateDayOfWeek(1, 1, infoPtr->curSel.wYear - 1);
707 if ((infoPtr->firstDay + 7 - weeknum1)%7 > mindays)
708 weeknum++;
709 }
710 }
711 else
712 {
713 weeknum = 0;
714 for(i=0; i<prevMonth-1; i++)
715 weeknum+=MONTHCAL_MonthLength(i+1, infoPtr->curSel.wYear);
716 weeknum +=startofprescal+ 7;
717 weeknum /=7;
718 weeknum1=MONTHCAL_CalculateDayOfWeek(1,1,infoPtr->curSel.wYear);
719 if ((infoPtr->firstDay + 7 - weeknum1)%7 > mindays)
720 weeknum++;
721 }
722 days->left = infoPtr->weeknums.left;
723 days->right = infoPtr->weeknums.right;
724 days->top = infoPtr->weeknums.top;
725 days->bottom = days->top +infoPtr->height_increment;
726 for(i=0; i<6; i++) {
727 if((i==0)&&(weeknum>50))
728 {
729 wsprintfW(buf, fmt3W, weeknum);
730 weeknum=0;
731 }
732 else if((i==5)&&(weeknum>47))
733 {
734 wsprintfW(buf, fmt3W, 1);
735 }
736 else
737 wsprintfW(buf, fmt3W, weeknum + i);
738 DrawTextW(hdc, buf, -1, days, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
739 days->top+=infoPtr->height_increment;
740 days->bottom+=infoPtr->height_increment;
741 }
742
743 MoveToEx(hdc, infoPtr->weeknums.right, infoPtr->weeknums.top + 3 , NULL);
744 LineTo(hdc, infoPtr->weeknums.right, infoPtr->weeknums.bottom );
745
746 }
747 /* currentFont was font at entering Refresh */
748
749 SetBkColor(hdc, oldBkColor);
750 SelectObject(hdc, currentFont);
751 SetTextColor(hdc, oldTextColor);
752 }
753
754
755 static LRESULT
756 MONTHCAL_GetMinReqRect(const MONTHCAL_INFO *infoPtr, LPRECT lpRect)
757 {
758 TRACE("rect %p\n", lpRect);
759
760 if(!lpRect) return FALSE;
761
762 lpRect->left = infoPtr->title.left;
763 lpRect->top = infoPtr->title.top;
764 lpRect->right = infoPtr->title.right;
765 lpRect->bottom = infoPtr->todayrect.bottom;
766 AdjustWindowRect(lpRect, infoPtr->dwStyle, FALSE);
767
768 TRACE("%s\n", wine_dbgstr_rect(lpRect));
769
770 return TRUE;
771 }
772
773
774 static LRESULT
775 MONTHCAL_GetColor(const MONTHCAL_INFO *infoPtr, INT index)
776 {
777 TRACE("\n");
778
779 switch(index) {
780 case MCSC_BACKGROUND:
781 return infoPtr->bk;
782 case MCSC_TEXT:
783 return infoPtr->txt;
784 case MCSC_TITLEBK:
785 return infoPtr->titlebk;
786 case MCSC_TITLETEXT:
787 return infoPtr->titletxt;
788 case MCSC_MONTHBK:
789 return infoPtr->monthbk;
790 case MCSC_TRAILINGTEXT:
791 return infoPtr->trailingtxt;
792 }
793
794 return -1;
795 }
796
797
798 static LRESULT
799 MONTHCAL_SetColor(MONTHCAL_INFO *infoPtr, INT index, COLORREF color)
800 {
801 COLORREF prev = -1;
802
803 TRACE("%d: color %08x\n", index, color);
804
805 switch(index) {
806 case MCSC_BACKGROUND:
807 prev = infoPtr->bk;
808 infoPtr->bk = color;
809 break;
810 case MCSC_TEXT:
811 prev = infoPtr->txt;
812 infoPtr->txt = color;
813 break;
814 case MCSC_TITLEBK:
815 prev = infoPtr->titlebk;
816 infoPtr->titlebk = color;
817 break;
818 case MCSC_TITLETEXT:
819 prev=infoPtr->titletxt;
820 infoPtr->titletxt = color;
821 break;
822 case MCSC_MONTHBK:
823 prev = infoPtr->monthbk;
824 infoPtr->monthbk = color;
825 break;
826 case MCSC_TRAILINGTEXT:
827 prev = infoPtr->trailingtxt;
828 infoPtr->trailingtxt = color;
829 break;
830 }
831
832 InvalidateRect(infoPtr->hwndSelf, NULL, index == MCSC_BACKGROUND ? TRUE : FALSE);
833 return prev;
834 }
835
836
837 static LRESULT
838 MONTHCAL_GetMonthDelta(const MONTHCAL_INFO *infoPtr)
839 {
840 TRACE("\n");
841
842 if(infoPtr->delta)
843 return infoPtr->delta;
844 else
845 return infoPtr->visible;
846 }
847
848
849 static LRESULT
850 MONTHCAL_SetMonthDelta(MONTHCAL_INFO *infoPtr, INT delta)
851 {
852 INT prev = infoPtr->delta;
853
854 TRACE("delta %d\n", delta);
855
856 infoPtr->delta = delta;
857 return prev;
858 }
859
860
861 static LRESULT
862 MONTHCAL_GetFirstDayOfWeek(const MONTHCAL_INFO *infoPtr)
863 {
864 return MAKELONG(infoPtr->firstDay, infoPtr->firstDayHighWord);
865 }
866
867
868 /* sets the first day of the week that will appear in the control */
869 /* 0 == Sunday, 6 == Saturday */
870 /* FIXME: this needs to be implemented properly in MONTHCAL_Refresh() */
871 /* FIXME: we need more error checking here */
872 static LRESULT
873 MONTHCAL_SetFirstDayOfWeek(MONTHCAL_INFO *infoPtr, INT day)
874 {
875 int prev = MAKELONG(infoPtr->firstDay, infoPtr->firstDayHighWord);
876 int localFirstDay;
877 WCHAR buf[40];
878
879 TRACE("day %d\n", day);
880
881 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_IFIRSTDAYOFWEEK, buf, countof(buf));
882 TRACE("%s %d\n", debugstr_w(buf), strlenW(buf));
883
884 localFirstDay = atoiW(buf);
885
886 if(day == -1)
887 {
888 infoPtr->firstDay = localFirstDay;
889 infoPtr->firstDayHighWord = FALSE;
890 }
891 else if(day >= 7)
892 {
893 infoPtr->firstDay = 6; /* max first day allowed */
894 infoPtr->firstDayHighWord = TRUE;
895 }
896 else
897 {
898 infoPtr->firstDay = day;
899 infoPtr->firstDayHighWord = TRUE;
900 }
901
902 return prev;
903 }
904
905
906 static LRESULT
907 MONTHCAL_GetMonthRange(const MONTHCAL_INFO *infoPtr)
908 {
909 TRACE("\n");
910
911 return infoPtr->monthRange;
912 }
913
914
915 static LRESULT
916 MONTHCAL_GetMaxTodayWidth(const MONTHCAL_INFO *infoPtr)
917 {
918 return(infoPtr->todayrect.right - infoPtr->todayrect.left);
919 }
920
921
922 static LRESULT
923 MONTHCAL_SetRange(MONTHCAL_INFO *infoPtr, SHORT limits, SYSTEMTIME *range)
924 {
925 FILETIME ft_min, ft_max;
926
927 TRACE("%x %p\n", limits, range);
928
929 if ((limits & GDTR_MIN && !MONTHCAL_ValidateDate(&range[0])) ||
930 (limits & GDTR_MAX && !MONTHCAL_ValidateDate(&range[1])))
931 return FALSE;
932
933 if (limits & GDTR_MIN)
934 {
935 if (!MONTHCAL_ValidateTime(&range[0]))
936 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]);
937
938 infoPtr->minDate = range[0];
939 infoPtr->rangeValid |= GDTR_MIN;
940 }
941 if (limits & GDTR_MAX)
942 {
943 if (!MONTHCAL_ValidateTime(&range[1]))
944 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]);
945
946 infoPtr->maxDate = range[1];
947 infoPtr->rangeValid |= GDTR_MAX;
948 }
949
950 /* Only one limit set - we are done */
951 if ((infoPtr->rangeValid & (GDTR_MIN | GDTR_MAX)) != (GDTR_MIN | GDTR_MAX))
952 return TRUE;
953
954 SystemTimeToFileTime(&infoPtr->maxDate, &ft_max);
955 SystemTimeToFileTime(&infoPtr->minDate, &ft_min);
956
957 if (CompareFileTime(&ft_min, &ft_max) >= 0)
958 {
959 if ((limits & (GDTR_MIN | GDTR_MAX)) == (GDTR_MIN | GDTR_MAX))
960 {
961 /* Native swaps limits only when both limits are being set. */
962 SYSTEMTIME st_tmp = infoPtr->minDate;
963 infoPtr->minDate = infoPtr->maxDate;
964 infoPtr->maxDate = st_tmp;
965 }
966 else
967 {
968 static const SYSTEMTIME zero;
969
970 /* reset the other limit */
971 if (limits & GDTR_MIN) infoPtr->maxDate = zero;
972 if (limits & GDTR_MAX) infoPtr->minDate = zero;
973 infoPtr->rangeValid &= limits & GDTR_MIN ? ~GDTR_MAX : ~GDTR_MIN ;
974 }
975 }
976
977 return TRUE;
978 }
979
980
981 static LRESULT
982 MONTHCAL_GetRange(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
983 {
984 TRACE("%p\n", range);
985
986 if(!range) return FALSE;
987
988 range[1] = infoPtr->maxDate;
989 range[0] = infoPtr->minDate;
990
991 return infoPtr->rangeValid;
992 }
993
994
995 static LRESULT
996 MONTHCAL_SetDayState(const MONTHCAL_INFO *infoPtr, INT months, MONTHDAYSTATE *states)
997 {
998 int i;
999
1000 TRACE("%d %p\n", months, states);
1001 if(months != infoPtr->monthRange) return 0;
1002
1003 for(i = 0; i < months; i++)
1004 infoPtr->monthdayState[i] = states[i];
1005
1006 return 1;
1007 }
1008
1009 static LRESULT
1010 MONTHCAL_GetCurSel(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1011 {
1012 TRACE("%p\n", curSel);
1013 if(!curSel) return FALSE;
1014 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1015
1016 *curSel = infoPtr->minSel;
1017 TRACE("%d/%d/%d\n", curSel->wYear, curSel->wMonth, curSel->wDay);
1018 return TRUE;
1019 }
1020
1021 /* FIXME: if the specified date is not visible, make it visible */
1022 /* FIXME: redraw? */
1023 static LRESULT
1024 MONTHCAL_SetCurSel(MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel)
1025 {
1026 TRACE("%p\n", curSel);
1027 if(!curSel) return FALSE;
1028 if(infoPtr->dwStyle & MCS_MULTISELECT) return FALSE;
1029
1030 if(!MONTHCAL_ValidateDate(curSel)) return FALSE;
1031
1032 infoPtr->minSel = *curSel;
1033 infoPtr->maxSel = *curSel;
1034
1035 /* exit earlier if selection equals current */
1036 if (MONTHCAL_IsDateEqual(&infoPtr->curSel, curSel)) return TRUE;
1037
1038 infoPtr->curSel = *curSel;
1039
1040 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1041
1042 return TRUE;
1043 }
1044
1045
1046 static LRESULT
1047 MONTHCAL_GetMaxSelCount(const MONTHCAL_INFO *infoPtr)
1048 {
1049 return infoPtr->maxSelCount;
1050 }
1051
1052
1053 static LRESULT
1054 MONTHCAL_SetMaxSelCount(MONTHCAL_INFO *infoPtr, INT max)
1055 {
1056 TRACE("%d\n", max);
1057
1058 if(infoPtr->dwStyle & MCS_MULTISELECT) {
1059 infoPtr->maxSelCount = max;
1060 }
1061
1062 return TRUE;
1063 }
1064
1065
1066 static LRESULT
1067 MONTHCAL_GetSelRange(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1068 {
1069 TRACE("%p\n", range);
1070
1071 if(!range) return FALSE;
1072
1073 if(infoPtr->dwStyle & MCS_MULTISELECT)
1074 {
1075 range[1] = infoPtr->maxSel;
1076 range[0] = infoPtr->minSel;
1077 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1078 return TRUE;
1079 }
1080
1081 return FALSE;
1082 }
1083
1084
1085 static LRESULT
1086 MONTHCAL_SetSelRange(MONTHCAL_INFO *infoPtr, SYSTEMTIME *range)
1087 {
1088 TRACE("%p\n", range);
1089
1090 if(!range) return FALSE;
1091
1092 if(infoPtr->dwStyle & MCS_MULTISELECT)
1093 {
1094 /* adjust timestamps */
1095 if(!MONTHCAL_ValidateTime(&range[0]))
1096 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]);
1097 if(!MONTHCAL_ValidateTime(&range[1]))
1098 MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]);
1099
1100 infoPtr->minSel = range[0];
1101 infoPtr->maxSel = range[1];
1102
1103 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1104 return TRUE;
1105 }
1106
1107 return FALSE;
1108 }
1109
1110
1111 static LRESULT
1112 MONTHCAL_GetToday(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *today)
1113 {
1114 TRACE("%p\n", today);
1115
1116 if(!today) return FALSE;
1117 *today = infoPtr->todaysDate;
1118 return TRUE;
1119 }
1120
1121
1122 static LRESULT
1123 MONTHCAL_SetToday(MONTHCAL_INFO *infoPtr, SYSTEMTIME *today)
1124 {
1125 TRACE("%p\n", today);
1126
1127 if(!today) return FALSE;
1128
1129 if(MONTHCAL_IsDateEqual(today, &infoPtr->todaysDate)) return TRUE;
1130
1131 infoPtr->todaysDate = *today;
1132 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1133 return TRUE;
1134 }
1135
1136
1137 static LRESULT
1138 MONTHCAL_HitTest(const MONTHCAL_INFO *infoPtr, MCHITTESTINFO *lpht)
1139 {
1140 UINT x,y;
1141 DWORD retval;
1142 int day,wday,wnum;
1143
1144 if(!lpht || lpht->cbSize < MCHITTESTINFO_V1_SIZE) return -1;
1145
1146 x = lpht->pt.x;
1147 y = lpht->pt.y;
1148
1149 ZeroMemory(&lpht->st, sizeof(lpht->st));
1150
1151 /* Comment in for debugging...
1152 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,
1153 infoPtr->wdays.left, infoPtr->wdays.right,
1154 infoPtr->wdays.top, infoPtr->wdays.bottom,
1155 infoPtr->days.left, infoPtr->days.right,
1156 infoPtr->days.top, infoPtr->days.bottom,
1157 infoPtr->todayrect.left, infoPtr->todayrect.right,
1158 infoPtr->todayrect.top, infoPtr->todayrect.bottom,
1159 infoPtr->weeknums.left, infoPtr->weeknums.right,
1160 infoPtr->weeknums.top, infoPtr->weeknums.bottom);
1161 */
1162
1163 /* are we in the header? */
1164
1165 if(PtInRect(&infoPtr->title, lpht->pt)) {
1166 if(PtInRect(&infoPtr->titlebtnprev, lpht->pt)) {
1167 retval = MCHT_TITLEBTNPREV;
1168 goto done;
1169 }
1170 if(PtInRect(&infoPtr->titlebtnnext, lpht->pt)) {
1171 retval = MCHT_TITLEBTNNEXT;
1172 goto done;
1173 }
1174 if(PtInRect(&infoPtr->titlemonth, lpht->pt)) {
1175 retval = MCHT_TITLEMONTH;
1176 goto done;
1177 }
1178 if(PtInRect(&infoPtr->titleyear, lpht->pt)) {
1179 retval = MCHT_TITLEYEAR;
1180 goto done;
1181 }
1182
1183 retval = MCHT_TITLE;
1184 goto done;
1185 }
1186
1187 day = MONTHCAL_CalcDayFromPos(infoPtr,x,y,&wday,&wnum);
1188 if(PtInRect(&infoPtr->wdays, lpht->pt)) {
1189 retval = MCHT_CALENDARDAY;
1190 lpht->st.wYear = infoPtr->curSel.wYear;
1191 lpht->st.wMonth = (day < 1)? infoPtr->curSel.wMonth -1 : infoPtr->curSel.wMonth;
1192 lpht->st.wDay = (day < 1)?
1193 MONTHCAL_MonthLength(infoPtr->curSel.wMonth-1, infoPtr->curSel.wYear) -day : day;
1194 goto done;
1195 }
1196 if(PtInRect(&infoPtr->weeknums, lpht->pt)) {
1197 retval = MCHT_CALENDARWEEKNUM;
1198 lpht->st.wYear = infoPtr->curSel.wYear;
1199 lpht->st.wMonth = (day < 1) ? infoPtr->curSel.wMonth -1 :
1200 (day > MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear)) ?
1201 infoPtr->curSel.wMonth +1 :infoPtr->curSel.wMonth;
1202 lpht->st.wDay = (day < 1 ) ?
1203 MONTHCAL_MonthLength(infoPtr->curSel.wMonth-1,infoPtr->curSel.wYear) -day :
1204 (day > MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear)) ?
1205 day - MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear) : day;
1206 goto done;
1207 }
1208 if(PtInRect(&infoPtr->days, lpht->pt))
1209 {
1210 lpht->st.wYear = infoPtr->curSel.wYear;
1211 if ( day < 1)
1212 {
1213 retval = MCHT_CALENDARDATEPREV;
1214 lpht->st.wMonth = infoPtr->curSel.wMonth - 1;
1215 if (lpht->st.wMonth <1)
1216 {
1217 lpht->st.wMonth = 12;
1218 lpht->st.wYear--;
1219 }
1220 lpht->st.wDay = MONTHCAL_MonthLength(lpht->st.wMonth,lpht->st.wYear) -day;
1221 }
1222 else if (day > MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear))
1223 {
1224 retval = MCHT_CALENDARDATENEXT;
1225 lpht->st.wMonth = infoPtr->curSel.wMonth + 1;
1226 if (lpht->st.wMonth <12)
1227 {
1228 lpht->st.wMonth = 1;
1229 lpht->st.wYear++;
1230 }
1231 lpht->st.wDay = day - MONTHCAL_MonthLength(infoPtr->curSel.wMonth,infoPtr->curSel.wYear) ;
1232 }
1233 else {
1234 retval = MCHT_CALENDARDATE;
1235 lpht->st.wMonth = infoPtr->curSel.wMonth;
1236 lpht->st.wDay = day;
1237 lpht->st.wDayOfWeek = MONTHCAL_CalculateDayOfWeek(day,lpht->st.wMonth,lpht->st.wYear);
1238 }
1239 goto done;
1240 }
1241 if(PtInRect(&infoPtr->todayrect, lpht->pt)) {
1242 retval = MCHT_TODAYLINK;
1243 goto done;
1244 }
1245
1246
1247 /* Hit nothing special? What's left must be background :-) */
1248
1249 retval = MCHT_CALENDARBK;
1250 done:
1251 lpht->uHit = retval;
1252 return retval;
1253 }
1254
1255 /* MCN_GETDAYSTATE notification helper */
1256 static void MONTHCAL_NotifyDayState(MONTHCAL_INFO *infoPtr)
1257 {
1258 if(infoPtr->dwStyle & MCS_DAYSTATE) {
1259 NMDAYSTATE nmds;
1260 INT i;
1261
1262 nmds.nmhdr.hwndFrom = infoPtr->hwndSelf;
1263 nmds.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1264 nmds.nmhdr.code = MCN_GETDAYSTATE;
1265 nmds.cDayState = infoPtr->monthRange;
1266 nmds.prgDayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1267
1268 nmds.stStart = infoPtr->todaysDate;
1269 nmds.stStart.wYear = infoPtr->curSel.wYear;
1270 nmds.stStart.wMonth = infoPtr->curSel.wMonth;
1271 nmds.stStart.wDay = 1;
1272
1273 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmds.nmhdr.idFrom, (LPARAM)&nmds);
1274 for(i = 0; i < infoPtr->monthRange; i++)
1275 infoPtr->monthdayState[i] = nmds.prgDayState[i];
1276
1277 Free(nmds.prgDayState);
1278 }
1279 }
1280
1281 static void MONTHCAL_GoToNextMonth(MONTHCAL_INFO *infoPtr)
1282 {
1283 SYSTEMTIME next = infoPtr->curSel;
1284
1285 TRACE("\n");
1286
1287 next.wMonth++;
1288 if(next.wMonth > 12) {
1289 next.wYear++;
1290 next.wMonth = 1;
1291 }
1292
1293 /* prevent max range exceeding */
1294 if(infoPtr->rangeValid & GDTR_MAX)
1295 {
1296 FILETIME ft_next, ft_max;
1297
1298 SystemTimeToFileTime(&infoPtr->maxDate, &ft_max);
1299 SystemTimeToFileTime(&next, &ft_next);
1300
1301 if (CompareFileTime(&ft_next, &ft_max) > 0) return;
1302 }
1303
1304 infoPtr->curSel = next;
1305
1306 MONTHCAL_NotifyDayState(infoPtr);
1307 }
1308
1309
1310 static void MONTHCAL_GoToPrevMonth(MONTHCAL_INFO *infoPtr)
1311 {
1312 SYSTEMTIME prev = infoPtr->curSel;
1313
1314 TRACE("\n");
1315
1316 prev.wMonth--;
1317 if(prev.wMonth < 1) {
1318 prev.wYear--;
1319 prev.wMonth = 12;
1320 }
1321
1322 /* prevent min range exceeding */
1323 if(infoPtr->rangeValid & GDTR_MIN)
1324 {
1325 FILETIME ft_prev, ft_min;
1326
1327 SystemTimeToFileTime(&infoPtr->minDate, &ft_min);
1328 SystemTimeToFileTime(&prev, &ft_prev);
1329
1330 if (CompareFileTime(&ft_prev, &ft_min) < 0) return;
1331 }
1332
1333 infoPtr->curSel = prev;
1334
1335 MONTHCAL_NotifyDayState(infoPtr);
1336 }
1337
1338 static LRESULT
1339 MONTHCAL_RButtonDown(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1340 {
1341 static const WCHAR todayW[] = { 'G','o',' ','t','o',' ','T','o','d','a','y',':',0 };
1342 HMENU hMenu;
1343 POINT menupoint;
1344 WCHAR buf[32];
1345
1346 hMenu = CreatePopupMenu();
1347 if (!LoadStringW(COMCTL32_hModule, IDM_GOTODAY, buf, countof(buf)))
1348 {
1349 WARN("Can't load resource\n");
1350 strcpyW(buf, todayW);
1351 }
1352 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, 1, buf);
1353 menupoint.x = (short)LOWORD(lParam);
1354 menupoint.y = (short)HIWORD(lParam);
1355 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1356 if( TrackPopupMenu(hMenu, TPM_RIGHTBUTTON | TPM_NONOTIFY | TPM_RETURNCMD,
1357 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL))
1358 {
1359 infoPtr->curSel = infoPtr->todaysDate;
1360 infoPtr->minSel = infoPtr->todaysDate;
1361 infoPtr->maxSel = infoPtr->todaysDate;
1362 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1363 }
1364
1365 return 0;
1366 }
1367
1368 /* creates updown control and edit box */
1369 static void MONTHCAL_EditYear(MONTHCAL_INFO *infoPtr)
1370 {
1371 static const WCHAR EditW[] = { 'E','D','I','T',0 };
1372
1373 infoPtr->hWndYearEdit =
1374 CreateWindowExW(0, EditW, 0, WS_VISIBLE | WS_CHILD | ES_READONLY,
1375 infoPtr->titleyear.left + 3, infoPtr->titlebtnnext.top,
1376 infoPtr->titleyear.right - infoPtr->titleyear.left + 4,
1377 infoPtr->textHeight, infoPtr->hwndSelf,
1378 NULL, NULL, NULL);
1379
1380 SendMessageW(infoPtr->hWndYearEdit, WM_SETFONT, (WPARAM)infoPtr->hBoldFont, TRUE);
1381
1382 infoPtr->hWndYearUpDown =
1383 CreateWindowExW(0, UPDOWN_CLASSW, 0,
1384 WS_VISIBLE | WS_CHILD | UDS_SETBUDDYINT | UDS_NOTHOUSANDS | UDS_ARROWKEYS,
1385 infoPtr->titleyear.right + 7, infoPtr->titlebtnnext.top,
1386 18, infoPtr->textHeight, infoPtr->hwndSelf,
1387 NULL, NULL, NULL);
1388
1389 /* attach edit box */
1390 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETRANGE, 0, MAKELONG(9999, 1753));
1391 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETBUDDY, (WPARAM)infoPtr->hWndYearEdit, 0);
1392 SendMessageW(infoPtr->hWndYearUpDown, UDM_SETPOS, 0, infoPtr->curSel.wYear);
1393 }
1394
1395 static LRESULT
1396 MONTHCAL_LButtonDown(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1397 {
1398 MCHITTESTINFO ht;
1399 DWORD hit;
1400
1401 if (infoPtr->hWndYearUpDown)
1402 {
1403 infoPtr->curSel.wYear = SendMessageW(infoPtr->hWndYearUpDown, UDM_SETPOS, 0, 0);
1404 if(!DestroyWindow(infoPtr->hWndYearUpDown))
1405 {
1406 FIXME("Can't destroy Updown Control\n");
1407 }
1408 else
1409 infoPtr->hWndYearUpDown = 0;
1410
1411 if(!DestroyWindow(infoPtr->hWndYearEdit))
1412 {
1413 FIXME("Can't destroy Updown Control\n");
1414 }
1415 else
1416 infoPtr->hWndYearEdit = 0;
1417
1418 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1419 }
1420
1421 ht.cbSize = sizeof(MCHITTESTINFO);
1422 ht.pt.x = (short)LOWORD(lParam);
1423 ht.pt.y = (short)HIWORD(lParam);
1424 TRACE("(%d, %d)\n", ht.pt.x, ht.pt.y);
1425
1426 hit = MONTHCAL_HitTest(infoPtr, &ht);
1427
1428 switch(hit)
1429 {
1430 case MCHT_TITLEBTNNEXT:
1431 MONTHCAL_GoToNextMonth(infoPtr);
1432 infoPtr->status = MC_NEXTPRESSED;
1433 SetTimer(infoPtr->hwndSelf, MC_NEXTMONTHTIMER, MC_NEXTMONTHDELAY, 0);
1434 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1435 return 0;
1436
1437 case MCHT_TITLEBTNPREV:
1438 MONTHCAL_GoToPrevMonth(infoPtr);
1439 infoPtr->status = MC_PREVPRESSED;
1440 SetTimer(infoPtr->hwndSelf, MC_PREVMONTHTIMER, MC_NEXTMONTHDELAY, 0);
1441 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1442 return 0;
1443
1444 case MCHT_TITLEMONTH:
1445 {
1446 HMENU hMenu = CreatePopupMenu();
1447 WCHAR buf[32];
1448 POINT menupoint;
1449 INT i;
1450
1451 for (i = 0; i < 12; i++)
1452 {
1453 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+i, buf, countof(buf));
1454 AppendMenuW(hMenu, MF_STRING|MF_ENABLED, i + 1, buf);
1455 }
1456 menupoint.x = infoPtr->titlemonth.right;
1457 menupoint.y = infoPtr->titlemonth.bottom;
1458 ClientToScreen(infoPtr->hwndSelf, &menupoint);
1459 i = TrackPopupMenu(hMenu,TPM_LEFTALIGN | TPM_NONOTIFY | TPM_RIGHTBUTTON | TPM_RETURNCMD,
1460 menupoint.x, menupoint.y, 0, infoPtr->hwndSelf, NULL);
1461
1462 if ((i > 0) && (i < 13))
1463 {
1464 infoPtr->curSel.wMonth = i;
1465 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1466 }
1467 }
1468 case MCHT_TITLEYEAR:
1469 {
1470 MONTHCAL_EditYear(infoPtr);
1471 return 0;
1472 }
1473 case MCHT_TODAYLINK:
1474 {
1475 NMSELCHANGE nmsc;
1476
1477 infoPtr->firstSelDay = infoPtr->todaysDate.wDay;
1478 infoPtr->curSel = infoPtr->todaysDate;
1479 infoPtr->minSel = infoPtr->todaysDate;
1480 infoPtr->maxSel = infoPtr->todaysDate;
1481 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1482
1483 nmsc.nmhdr.hwndFrom = infoPtr->hwndSelf;
1484 nmsc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1485 nmsc.nmhdr.code = MCN_SELCHANGE;
1486 nmsc.stSelStart = infoPtr->minSel;
1487 nmsc.stSelEnd = infoPtr->maxSel;
1488 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
1489
1490 nmsc.nmhdr.code = MCN_SELECT;
1491 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
1492 return 0;
1493 }
1494 case MCHT_CALENDARDATE:
1495 {
1496 RECT rcDay; /* used in determining area to invalidate */
1497 SYSTEMTIME selArray[2];
1498 NMSELCHANGE nmsc;
1499
1500 selArray[0] = ht.st;
1501 selArray[1] = ht.st;
1502 MONTHCAL_SetSelRange(infoPtr, selArray);
1503 MONTHCAL_SetCurSel(infoPtr, &selArray[0]);
1504 TRACE("MCHT_CALENDARDATE\n");
1505 nmsc.nmhdr.hwndFrom = infoPtr->hwndSelf;
1506 nmsc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1507 nmsc.nmhdr.code = MCN_SELCHANGE;
1508 nmsc.stSelStart = infoPtr->minSel;
1509 nmsc.stSelEnd = infoPtr->maxSel;
1510
1511 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
1512
1513 /* redraw both old and new days if the selected day changed */
1514 if(infoPtr->curSel.wDay != ht.st.wDay) {
1515 MONTHCAL_CalcPosFromDay(infoPtr, ht.st.wDay, ht.st.wMonth, &rcDay);
1516 InvalidateRect(infoPtr->hwndSelf, &rcDay, TRUE);
1517
1518 MONTHCAL_CalcPosFromDay(infoPtr, infoPtr->curSel.wDay, infoPtr->curSel.wMonth, &rcDay);
1519 InvalidateRect(infoPtr->hwndSelf, &rcDay, TRUE);
1520 }
1521
1522 infoPtr->firstSelDay = ht.st.wDay;
1523 infoPtr->curSel.wDay = ht.st.wDay;
1524 infoPtr->status = MC_SEL_LBUTDOWN;
1525 return 0;
1526 }
1527 }
1528
1529 return 1;
1530 }
1531
1532
1533 static LRESULT
1534 MONTHCAL_LButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1535 {
1536 NMSELCHANGE nmsc;
1537 NMHDR nmhdr;
1538 BOOL redraw = FALSE;
1539 MCHITTESTINFO ht;
1540 DWORD hit;
1541
1542 TRACE("\n");
1543
1544 if(infoPtr->status & MC_NEXTPRESSED) {
1545 KillTimer(infoPtr->hwndSelf, MC_NEXTMONTHTIMER);
1546 infoPtr->status &= ~MC_NEXTPRESSED;
1547 redraw = TRUE;
1548 }
1549 if(infoPtr->status & MC_PREVPRESSED) {
1550 KillTimer(infoPtr->hwndSelf, MC_PREVMONTHTIMER);
1551 infoPtr->status &= ~MC_PREVPRESSED;
1552 redraw = TRUE;
1553 }
1554
1555 ht.cbSize = sizeof(MCHITTESTINFO);
1556 ht.pt.x = (short)LOWORD(lParam);
1557 ht.pt.y = (short)HIWORD(lParam);
1558 hit = MONTHCAL_HitTest(infoPtr, &ht);
1559
1560 infoPtr->status = MC_SEL_LBUTUP;
1561
1562 if(hit == MCHT_CALENDARDATENEXT) {
1563 MONTHCAL_GoToNextMonth(infoPtr);
1564 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1565 return TRUE;
1566 }
1567 if(hit == MCHT_CALENDARDATEPREV){
1568 MONTHCAL_GoToPrevMonth(infoPtr);
1569 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1570 return TRUE;
1571 }
1572 nmhdr.hwndFrom = infoPtr->hwndSelf;
1573 nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1574 nmhdr.code = NM_RELEASEDCAPTURE;
1575 TRACE("Sent notification from %p to %p\n", infoPtr->hwndSelf, infoPtr->hwndNotify);
1576
1577 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmhdr.idFrom, (LPARAM)&nmhdr);
1578 /* redraw if necessary */
1579 if(redraw)
1580 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1581 /* only send MCN_SELECT if currently displayed month's day was selected */
1582 if(hit == MCHT_CALENDARDATE) {
1583 nmsc.nmhdr.hwndFrom = infoPtr->hwndSelf;
1584 nmsc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
1585 nmsc.nmhdr.code = MCN_SELECT;
1586 nmsc.stSelStart = infoPtr->minSel;
1587 nmsc.stSelEnd = infoPtr->maxSel;
1588
1589 SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
1590
1591 }
1592 return 0;
1593 }
1594
1595
1596 static LRESULT
1597 MONTHCAL_Timer(MONTHCAL_INFO *infoPtr, WPARAM wParam)
1598 {
1599 BOOL redraw = FALSE;
1600
1601 TRACE("%ld\n", wParam);
1602
1603 switch(wParam) {
1604 case MC_NEXTMONTHTIMER:
1605 redraw = TRUE;
1606 MONTHCAL_GoToNextMonth(infoPtr);
1607 break;
1608 case MC_PREVMONTHTIMER:
1609 redraw = TRUE;
1610 MONTHCAL_GoToPrevMonth(infoPtr);
1611 break;
1612 default:
1613 ERR("got unknown timer\n");
1614 break;
1615 }
1616
1617 /* redraw only if necessary */
1618 if(redraw)
1619 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1620
1621 return 0;
1622 }
1623
1624
1625 static LRESULT
1626 MONTHCAL_MouseMove(MONTHCAL_INFO *infoPtr, LPARAM lParam)
1627 {
1628 MCHITTESTINFO ht;
1629 int oldselday, selday, hit;
1630 RECT r;
1631
1632 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
1633
1634 ht.cbSize = sizeof(MCHITTESTINFO);
1635 ht.pt.x = (short)LOWORD(lParam);
1636 ht.pt.y = (short)HIWORD(lParam);
1637
1638 hit = MONTHCAL_HitTest(infoPtr, &ht);
1639
1640 /* not on the calendar date numbers? bail out */
1641 TRACE("hit:%x\n",hit);
1642 if((hit & MCHT_CALENDARDATE) != MCHT_CALENDARDATE) return 0;
1643
1644 selday = ht.st.wDay;
1645 oldselday = infoPtr->curSel.wDay;
1646 infoPtr->curSel.wDay = selday;
1647 MONTHCAL_CalcPosFromDay(infoPtr, selday, ht.st. wMonth, &r);
1648
1649 if(infoPtr->dwStyle & MCS_MULTISELECT) {
1650 SYSTEMTIME selArray[2];
1651 int i;
1652
1653 MONTHCAL_GetSelRange(infoPtr, selArray);
1654 i = 0;
1655 if(infoPtr->firstSelDay==selArray[0].wDay) i=1;
1656 TRACE("oldRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i);
1657 if(infoPtr->firstSelDay==selArray[1].wDay) {
1658 /* 1st time we get here: selArray[0]=selArray[1]) */
1659 /* if we're still at the first selected date, return */
1660 if(infoPtr->firstSelDay==selday) goto done;
1661 if(selday<infoPtr->firstSelDay) i = 0;
1662 }
1663
1664 if(abs(infoPtr->firstSelDay - selday) >= infoPtr->maxSelCount) {
1665 if(selday>infoPtr->firstSelDay)
1666 selday = infoPtr->firstSelDay + infoPtr->maxSelCount;
1667 else
1668 selday = infoPtr->firstSelDay - infoPtr->maxSelCount;
1669 }
1670
1671 if(selArray[i].wDay!=selday) {
1672 TRACE("newRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i);
1673
1674 selArray[i].wDay = selday;
1675
1676 if(selArray[0].wDay>selArray[1].wDay) {
1677 DWORD tempday;
1678 tempday = selArray[1].wDay;
1679 selArray[1].wDay = selArray[0].wDay;
1680 selArray[0].wDay = tempday;
1681 }
1682
1683 MONTHCAL_SetSelRange(infoPtr, selArray);
1684 }
1685 }
1686
1687 done:
1688
1689 /* only redraw if the currently selected day changed */
1690 /* FIXME: this should specify a rectangle containing only the days that changed */
1691 /* using InvalidateRect */
1692 if(oldselday != infoPtr->curSel.wDay)
1693 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1694
1695 return 0;
1696 }
1697
1698
1699 static LRESULT
1700 MONTHCAL_Paint(MONTHCAL_INFO *infoPtr, HDC hdc_paint)
1701 {
1702 HDC hdc;
1703 PAINTSTRUCT ps;
1704
1705 if (hdc_paint)
1706 {
1707 GetClientRect(infoPtr->hwndSelf, &ps.rcPaint);
1708 hdc = hdc_paint;
1709 }
1710 else
1711 hdc = BeginPaint(infoPtr->hwndSelf, &ps);
1712
1713 MONTHCAL_Refresh(infoPtr, hdc, &ps);
1714 if (!hdc_paint) EndPaint(infoPtr->hwndSelf, &ps);
1715 return 0;
1716 }
1717
1718
1719 static LRESULT
1720 MONTHCAL_KillFocus(const MONTHCAL_INFO *infoPtr, HWND hFocusWnd)
1721 {
1722 TRACE("\n");
1723
1724 if (infoPtr->hwndNotify != hFocusWnd)
1725 ShowWindow(infoPtr->hwndSelf, SW_HIDE);
1726 else
1727 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1728
1729 return 0;
1730 }
1731
1732
1733 static LRESULT
1734 MONTHCAL_SetFocus(const MONTHCAL_INFO *infoPtr)
1735 {
1736 TRACE("\n");
1737
1738 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1739
1740 return 0;
1741 }
1742
1743 /* sets the size information */
1744 static void MONTHCAL_UpdateSize(MONTHCAL_INFO *infoPtr)
1745 {
1746 static const WCHAR SunW[] = { 'S','u','n',0 };
1747 static const WCHAR O0W[] = { '0','0',0 };
1748 HDC hdc = GetDC(infoPtr->hwndSelf);
1749 RECT *title=&infoPtr->title;
1750 RECT *prev=&infoPtr->titlebtnprev;
1751 RECT *next=&infoPtr->titlebtnnext;
1752 RECT *titlemonth=&infoPtr->titlemonth;
1753 RECT *titleyear=&infoPtr->titleyear;
1754 RECT *wdays=&infoPtr->wdays;
1755 RECT *weeknumrect=&infoPtr->weeknums;
1756 RECT *days=&infoPtr->days;
1757 RECT *todayrect=&infoPtr->todayrect;
1758 SIZE size;
1759 TEXTMETRICW tm;
1760 HFONT currentFont;
1761 int xdiv, left_offset;
1762 RECT rcClient;
1763
1764 GetClientRect(infoPtr->hwndSelf, &rcClient);
1765
1766 currentFont = SelectObject(hdc, infoPtr->hFont);
1767
1768 /* get the height and width of each day's text */
1769 GetTextMetricsW(hdc, &tm);
1770 infoPtr->textHeight = tm.tmHeight + tm.tmExternalLeading + tm.tmInternalLeading;
1771 GetTextExtentPoint32W(hdc, SunW, 3, &size);
1772 infoPtr->textWidth = size.cx + 2;
1773
1774 /* recalculate the height and width increments and offsets */
1775 GetTextExtentPoint32W(hdc, O0W, 2, &size);
1776
1777 xdiv = (infoPtr->dwStyle & MCS_WEEKNUMBERS) ? 8 : 7;
1778
1779 infoPtr->width_increment = size.cx * 2 + 4;
1780 infoPtr->height_increment = infoPtr->textHeight;
1781 left_offset = (rcClient.right - rcClient.left) - (infoPtr->width_increment * xdiv);
1782
1783 /* calculate title area */
1784 title->top = rcClient.top;
1785 title->bottom = title->top + 3 * infoPtr->height_increment / 2;
1786 title->left = left_offset;
1787 title->right = rcClient.right;
1788
1789 /* set the dimensions of the next and previous buttons and center */
1790 /* the month text vertically */
1791 prev->top = next->top = title->top + 4;
1792 prev->bottom = next->bottom = title->bottom - 4;
1793 prev->left = title->left + 4;
1794 prev->right = prev->left + (title->bottom - title->top) ;
1795 next->right = title->right - 4;
1796 next->left = next->right - (title->bottom - title->top);
1797
1798 /* titlemonth->left and right change based upon the current month */
1799 /* and are recalculated in refresh as the current month may change */
1800 /* without the control being resized */
1801 titlemonth->top = titleyear->top = title->top + (infoPtr->height_increment)/2;
1802 titlemonth->bottom = titleyear->bottom = title->bottom - (infoPtr->height_increment)/2;
1803
1804 /* setup the dimensions of the rectangle we draw the names of the */
1805 /* days of the week in */
1806 weeknumrect->left = left_offset;
1807 if(infoPtr->dwStyle & MCS_WEEKNUMBERS)
1808 weeknumrect->right=prev->right;
1809 else
1810 weeknumrect->right=weeknumrect->left;
1811 wdays->left = days->left = weeknumrect->right;
1812 wdays->right = days->right = wdays->left + 7 * infoPtr->width_increment;
1813 wdays->top = title->bottom ;
1814 wdays->bottom = wdays->top + infoPtr->height_increment;
1815
1816 days->top = weeknumrect->top = wdays->bottom ;
1817 days->bottom = weeknumrect->bottom = days->top + 6 * infoPtr->height_increment;
1818
1819 todayrect->left = rcClient.left;
1820 todayrect->right = rcClient.right;
1821 todayrect->top = days->bottom;
1822 todayrect->bottom = days->bottom + infoPtr->height_increment;
1823
1824 TRACE("dx=%d dy=%d client[%s] title[%s] wdays[%s] days[%s] today[%s]\n",
1825 infoPtr->width_increment,infoPtr->height_increment,
1826 wine_dbgstr_rect(&rcClient),
1827 wine_dbgstr_rect(title),
1828 wine_dbgstr_rect(wdays),
1829 wine_dbgstr_rect(days),
1830 wine_dbgstr_rect(todayrect));
1831
1832 /* restore the originally selected font */
1833 SelectObject(hdc, currentFont);
1834
1835 ReleaseDC(infoPtr->hwndSelf, hdc);
1836 }
1837
1838 static LRESULT MONTHCAL_Size(MONTHCAL_INFO *infoPtr, int Width, int Height)
1839 {
1840 TRACE("(width=%d, height=%d)\n", Width, Height);
1841
1842 MONTHCAL_UpdateSize(infoPtr);
1843
1844 /* invalidate client area and erase background */
1845 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1846
1847 return 0;
1848 }
1849
1850 static LRESULT MONTHCAL_GetFont(const MONTHCAL_INFO *infoPtr)
1851 {
1852 return (LRESULT)infoPtr->hFont;
1853 }
1854
1855 static LRESULT MONTHCAL_SetFont(MONTHCAL_INFO *infoPtr, HFONT hFont, BOOL redraw)
1856 {
1857 HFONT hOldFont;
1858 LOGFONTW lf;
1859
1860 if (!hFont) return 0;
1861
1862 hOldFont = infoPtr->hFont;
1863 infoPtr->hFont = hFont;
1864
1865 GetObjectW(infoPtr->hFont, sizeof(lf), &lf);
1866 lf.lfWeight = FW_BOLD;
1867 infoPtr->hBoldFont = CreateFontIndirectW(&lf);
1868
1869 MONTHCAL_UpdateSize(infoPtr);
1870
1871 if (redraw)
1872 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
1873
1874 return (LRESULT)hOldFont;
1875 }
1876
1877 /* update theme after a WM_THEMECHANGED message */
1878 static LRESULT theme_changed (const MONTHCAL_INFO* infoPtr)
1879 {
1880 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
1881 CloseThemeData (theme);
1882 OpenThemeData (infoPtr->hwndSelf, themeClass);
1883 return 0;
1884 }
1885
1886 static INT MONTHCAL_StyleChanged(MONTHCAL_INFO *infoPtr, WPARAM wStyleType,
1887 const STYLESTRUCT *lpss)
1888 {
1889 TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
1890 wStyleType, lpss->styleOld, lpss->styleNew);
1891
1892 if (wStyleType != GWL_STYLE) return 0;
1893
1894 infoPtr->dwStyle = lpss->styleNew;
1895
1896 return 0;
1897 }
1898
1899 /* FIXME: check whether dateMin/dateMax need to be adjusted. */
1900 static LRESULT
1901 MONTHCAL_Create(HWND hwnd, LPCREATESTRUCTW lpcs)
1902 {
1903 MONTHCAL_INFO *infoPtr;
1904
1905 /* allocate memory for info structure */
1906 infoPtr = Alloc(sizeof(MONTHCAL_INFO));
1907 SetWindowLongPtrW(hwnd, 0, (DWORD_PTR)infoPtr);
1908
1909 if(infoPtr == NULL) {
1910 ERR( "could not allocate info memory!\n");
1911 return 0;
1912 }
1913
1914 infoPtr->hwndSelf = hwnd;
1915 infoPtr->hwndNotify = lpcs->hwndParent;
1916 infoPtr->dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
1917
1918 MONTHCAL_SetFont(infoPtr, GetStockObject(DEFAULT_GUI_FONT), FALSE);
1919
1920 /* initialize info structure */
1921 /* FIXME: calculate systemtime ->> localtime(substract timezoneinfo) */
1922
1923 GetLocalTime(&infoPtr->todaysDate);
1924 infoPtr->firstDayHighWord = FALSE;
1925 MONTHCAL_SetFirstDayOfWeek(infoPtr, -1);
1926
1927 infoPtr->maxSelCount = 7;
1928 infoPtr->monthRange = 3;
1929 infoPtr->monthdayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1930 infoPtr->titlebk = comctl32_color.clrActiveCaption;
1931 infoPtr->titletxt = comctl32_color.clrWindow;
1932 infoPtr->monthbk = comctl32_color.clrWindow;
1933 infoPtr->trailingtxt = comctl32_color.clrGrayText;
1934 infoPtr->bk = comctl32_color.clrWindow;
1935 infoPtr->txt = comctl32_color.clrWindowText;
1936
1937 infoPtr->minSel = infoPtr->todaysDate;
1938 infoPtr->maxSel = infoPtr->todaysDate;
1939 infoPtr->curSel = infoPtr->todaysDate;
1940
1941 /* call MONTHCAL_UpdateSize to set all of the dimensions */
1942 /* of the control */
1943 MONTHCAL_UpdateSize(infoPtr);
1944
1945 OpenThemeData (infoPtr->hwndSelf, themeClass);
1946
1947 return 0;
1948 }
1949
1950
1951 static LRESULT
1952 MONTHCAL_Destroy(MONTHCAL_INFO *infoPtr)
1953 {
1954 /* free month calendar info data */
1955 Free(infoPtr->monthdayState);
1956 SetWindowLongPtrW(infoPtr->hwndSelf, 0, 0);
1957
1958 CloseThemeData (GetWindowTheme (infoPtr->hwndSelf));
1959
1960 Free(infoPtr);
1961 return 0;
1962 }
1963
1964
1965 static LRESULT WINAPI
1966 MONTHCAL_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1967 {
1968 MONTHCAL_INFO *infoPtr;
1969
1970 TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, uMsg, wParam, lParam);
1971
1972 infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1973 if (!infoPtr && (uMsg != WM_CREATE))
1974 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
1975 switch(uMsg)
1976 {
1977 case MCM_GETCURSEL:
1978 return MONTHCAL_GetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
1979
1980 case MCM_SETCURSEL:
1981 return MONTHCAL_SetCurSel(infoPtr, (LPSYSTEMTIME)lParam);
1982
1983 case MCM_GETMAXSELCOUNT:
1984 return MONTHCAL_GetMaxSelCount(infoPtr);
1985
1986 case MCM_SETMAXSELCOUNT:
1987 return MONTHCAL_SetMaxSelCount(infoPtr, wParam);
1988
1989 case MCM_GETSELRANGE:
1990 return MONTHCAL_GetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
1991
1992 case MCM_SETSELRANGE:
1993 return MONTHCAL_SetSelRange(infoPtr, (LPSYSTEMTIME)lParam);
1994
1995 case MCM_GETMONTHRANGE:
1996 return MONTHCAL_GetMonthRange(infoPtr);
1997
1998 case MCM_SETDAYSTATE:
1999 return MONTHCAL_SetDayState(infoPtr, (INT)wParam, (LPMONTHDAYSTATE)lParam);
2000
2001 case MCM_GETMINREQRECT:
2002 return MONTHCAL_GetMinReqRect(infoPtr, (LPRECT)lParam);
2003
2004 case MCM_GETCOLOR:
2005 return MONTHCAL_GetColor(infoPtr, wParam);
2006
2007 case MCM_SETCOLOR:
2008 return MONTHCAL_SetColor(infoPtr, wParam, (COLORREF)lParam);
2009
2010 case MCM_GETTODAY:
2011 return MONTHCAL_GetToday(infoPtr, (LPSYSTEMTIME)lParam);
2012
2013 case MCM_SETTODAY:
2014 return MONTHCAL_SetToday(infoPtr, (LPSYSTEMTIME)lParam);
2015
2016 case MCM_HITTEST:
2017 return MONTHCAL_HitTest(infoPtr, (PMCHITTESTINFO)lParam);
2018
2019 case MCM_GETFIRSTDAYOFWEEK:
2020 return MONTHCAL_GetFirstDayOfWeek(infoPtr);
2021
2022 case MCM_SETFIRSTDAYOFWEEK:
2023 return MONTHCAL_SetFirstDayOfWeek(infoPtr, (INT)lParam);
2024
2025 case MCM_GETRANGE:
2026 return MONTHCAL_GetRange(infoPtr, (LPSYSTEMTIME)lParam);
2027
2028 case MCM_SETRANGE:
2029 return MONTHCAL_SetRange(infoPtr, (SHORT)wParam, (LPSYSTEMTIME)lParam);
2030
2031 case MCM_GETMONTHDELTA:
2032 return MONTHCAL_GetMonthDelta(infoPtr);
2033
2034 case MCM_SETMONTHDELTA:
2035 return MONTHCAL_SetMonthDelta(infoPtr, wParam);
2036
2037 case MCM_GETMAXTODAYWIDTH:
2038 return MONTHCAL_GetMaxTodayWidth(infoPtr);
2039
2040 case WM_GETDLGCODE:
2041 return DLGC_WANTARROWS | DLGC_WANTCHARS;
2042
2043 case WM_KILLFOCUS:
2044 return MONTHCAL_KillFocus(infoPtr, (HWND)wParam);
2045
2046 case WM_RBUTTONDOWN:
2047 return MONTHCAL_RButtonDown(infoPtr, lParam);
2048
2049 case WM_LBUTTONDOWN:
2050 return MONTHCAL_LButtonDown(infoPtr, lParam);
2051
2052 case WM_MOUSEMOVE:
2053 return MONTHCAL_MouseMove(infoPtr, lParam);
2054
2055 case WM_LBUTTONUP:
2056 return MONTHCAL_LButtonUp(infoPtr, lParam);
2057
2058 case WM_PRINTCLIENT:
2059 case WM_PAINT:
2060 return MONTHCAL_Paint(infoPtr, (HDC)wParam);
2061
2062 case WM_SETFOCUS:
2063 return MONTHCAL_SetFocus(infoPtr);
2064
2065 case WM_SIZE:
2066 return MONTHCAL_Size(infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
2067
2068 case WM_CREATE:
2069 return MONTHCAL_Create(hwnd, (LPCREATESTRUCTW)lParam);
2070
2071 case WM_SETFONT:
2072 return MONTHCAL_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
2073
2074 case WM_GETFONT:
2075 return MONTHCAL_GetFont(infoPtr);
2076
2077 case WM_TIMER:
2078 return MONTHCAL_Timer(infoPtr, wParam);
2079
2080 case WM_THEMECHANGED:
2081 return theme_changed (infoPtr);
2082
2083 case WM_DESTROY:
2084 return MONTHCAL_Destroy(infoPtr);
2085
2086 case WM_SYSCOLORCHANGE:
2087 COMCTL32_RefreshSysColors();
2088 return 0;
2089
2090 case WM_STYLECHANGED:
2091 return MONTHCAL_StyleChanged(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
2092
2093 default:
2094 if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
2095 ERR( "unknown msg %04x wp=%08lx lp=%08lx\n", uMsg, wParam, lParam);
2096 return DefWindowProcW(hwnd, uMsg, wParam, lParam);
2097 }
2098 }
2099
2100
2101 void
2102 MONTHCAL_Register(void)
2103 {
2104 WNDCLASSW wndClass;
2105
2106 ZeroMemory(&wndClass, sizeof(WNDCLASSW));
2107 wndClass.style = CS_GLOBALCLASS;
2108 wndClass.lpfnWndProc = MONTHCAL_WindowProc;
2109 wndClass.cbClsExtra = 0;
2110 wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
2111 wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW);
2112 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
2113 wndClass.lpszClassName = MONTHCAL_CLASSW;
2114
2115 RegisterClassW(&wndClass);
2116 }
2117
2118
2119 void
2120 MONTHCAL_Unregister(void)
2121 {
2122 UnregisterClassW(MONTHCAL_CLASSW, NULL);
2123 }
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