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[reactos.git] / reactos / lib / comctl32 / monthcal.c
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 * TODO:
25 * - Notifications.
26 *
27 *
28 * FIXME: handle resources better (doesn't work now); also take care
29 of internationalization.
30 * FIXME: keyboard handling.
31 */
32
33 #include <math.h>
34 #include <stdarg.h>
35 #include <stdio.h>
36 #include <stdlib.h>
37 #include <string.h>
38
39 #include "windef.h"
40 #include "winbase.h"
41 #include "wingdi.h"
42 #include "winuser.h"
43 #include "winnls.h"
44 #include "commctrl.h"
45 #include "comctl32.h"
46 #include "wine/debug.h"
47
48 WINE_DEFAULT_DEBUG_CHANNEL(monthcal);
49
50 #define MC_SEL_LBUTUP 1 /* Left button released */
51 #define MC_SEL_LBUTDOWN 2 /* Left button pressed in calendar */
52 #define MC_PREVPRESSED 4 /* Prev month button pressed */
53 #define MC_NEXTPRESSED 8 /* Next month button pressed */
54 #define MC_NEXTMONTHDELAY 350 /* when continuously pressing `next */
55 /* month', wait 500 ms before going */
56 /* to the next month */
57 #define MC_NEXTMONTHTIMER 1 /* Timer ID's */
58 #define MC_PREVMONTHTIMER 2
59
60 typedef struct
61 {
62 COLORREF bk;
63 COLORREF txt;
64 COLORREF titlebk;
65 COLORREF titletxt;
66 COLORREF monthbk;
67 COLORREF trailingtxt;
68 HFONT hFont;
69 HFONT hBoldFont;
70 int textHeight;
71 int textWidth;
72 int height_increment;
73 int width_increment;
74 int left_offset;
75 int top_offset;
76 int firstDayplace; /* place of the first day of the current month */
77 int delta; /* scroll rate; # of months that the */
78 /* control moves when user clicks a scroll button */
79 int visible; /* # of months visible */
80 int firstDay; /* Start month calendar with firstDay's day */
81 int monthRange;
82 MONTHDAYSTATE *monthdayState;
83 SYSTEMTIME todaysDate;
84 DWORD currentMonth;
85 DWORD currentYear;
86 int status; /* See MC_SEL flags */
87 int curSelDay; /* current selected day */
88 int firstSelDay; /* first selected day */
89 int maxSelCount;
90 SYSTEMTIME minSel;
91 SYSTEMTIME maxSel;
92 DWORD rangeValid;
93 SYSTEMTIME minDate;
94 SYSTEMTIME maxDate;
95
96 RECT rcClient; /* rect for whole client area */
97 RECT rcDraw; /* rect for drawable portion of client area */
98 RECT title; /* rect for the header above the calendar */
99 RECT titlebtnnext; /* the `next month' button in the header */
100 RECT titlebtnprev; /* the `prev month' button in the header */
101 RECT titlemonth; /* the `month name' txt in the header */
102 RECT titleyear; /* the `year number' txt in the header */
103 RECT wdays; /* week days at top */
104 RECT days; /* calendar area */
105 RECT weeknums; /* week numbers at left side */
106 RECT todayrect; /* `today: xx/xx/xx' text rect */
107 HWND hWndYearEdit; /* Window Handle of edit box to handle years */
108 HWND hWndYearUpDown;/* Window Handle of updown box to handle years */
109 } MONTHCAL_INFO, *LPMONTHCAL_INFO;
110
111
112 /* Offsets of days in the week to the weekday of january 1. */
113 static const int DayOfWeekTable[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
114
115
116 #define MONTHCAL_GetInfoPtr(hwnd) ((MONTHCAL_INFO *)GetWindowLongA(hwnd, 0))
117
118 /* helper functions */
119
120 /* returns the number of days in any given month, checking for leap days */
121 /* january is 1, december is 12 */
122 int MONTHCAL_MonthLength(int month, int year)
123 {
124 const int mdays[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 0};
125 /*Wrap around, this eases handling*/
126 if(month == 0)
127 month = 12;
128 if(month == 13)
129 month = 1;
130
131 /* if we have a leap year add 1 day to February */
132 /* a leap year is a year either divisible by 400 */
133 /* or divisible by 4 and not by 100 */
134 if(month == 2) { /* February */
135 return mdays[month - 1] + ((year%400 == 0) ? 1 : ((year%100 != 0) &&
136 (year%4 == 0)) ? 1 : 0);
137 }
138 else {
139 return mdays[month - 1];
140 }
141 }
142
143
144 /* make sure that time is valid */
145 static int MONTHCAL_ValidateTime(SYSTEMTIME time)
146 {
147 if(time.wMonth > 12) return FALSE;
148 if(time.wDayOfWeek > 6) return FALSE;
149 if(time.wDay > MONTHCAL_MonthLength(time.wMonth, time.wYear))
150 return FALSE;
151 if(time.wHour > 23) return FALSE;
152 if(time.wMinute > 59) return FALSE;
153 if(time.wSecond > 59) return FALSE;
154 if(time.wMilliseconds > 999) return FALSE;
155
156 return TRUE;
157 }
158
159
160 void MONTHCAL_CopyTime(const SYSTEMTIME *from, SYSTEMTIME *to)
161 {
162 to->wYear = from->wYear;
163 to->wMonth = from->wMonth;
164 to->wDayOfWeek = from->wDayOfWeek;
165 to->wDay = from->wDay;
166 to->wHour = from->wHour;
167 to->wMinute = from->wMinute;
168 to->wSecond = from->wSecond;
169 to->wMilliseconds = from->wMilliseconds;
170 }
171
172
173 /* Note:Depending on DST, this may be offset by a day.
174 Need to find out if we're on a DST place & adjust the clock accordingly.
175 Above function assumes we have a valid data.
176 Valid for year>1752; 1 <= d <= 31, 1 <= m <= 12.
177 0 = Monday.
178 */
179
180 /* returns the day in the week(0 == monday, 6 == sunday) */
181 /* day(1 == 1st, 2 == 2nd... etc), year is the year value */
182 static int MONTHCAL_CalculateDayOfWeek(DWORD day, DWORD month, DWORD year)
183 {
184 year-=(month < 3);
185
186 return((year + year/4 - year/100 + year/400 +
187 DayOfWeekTable[month-1] + day - 1 ) % 7);
188 }
189
190 /* From a given point, calculate the row (weekpos), column(daypos)
191 and day in the calendar. day== 0 mean the last day of tha last month
192 */
193 static int MONTHCAL_CalcDayFromPos(MONTHCAL_INFO *infoPtr, int x, int y,
194 int *daypos,int *weekpos)
195 {
196 int retval, firstDay;
197
198 /* if the point is outside the x bounds of the window put
199 it at the boundry */
200 if(x > infoPtr->rcClient.right) {
201 x = infoPtr->rcClient.right ;
202 }
203
204 *daypos = (x - infoPtr->days.left ) / infoPtr->width_increment;
205 *weekpos = (y - infoPtr->days.top ) / infoPtr->height_increment;
206
207 firstDay = (MONTHCAL_CalculateDayOfWeek(1, infoPtr->currentMonth, infoPtr->currentYear)+6 - infoPtr->firstDay)%7;
208 retval = *daypos + (7 * *weekpos) - firstDay;
209 return retval;
210 }
211
212 /* day is the day of the month, 1 == 1st day of the month */
213 /* sets x and y to be the position of the day */
214 /* x == day, y == week where(0,0) == firstDay, 1st week */
215 static void MONTHCAL_CalcDayXY(MONTHCAL_INFO *infoPtr, int day, int month,
216 int *x, int *y)
217 {
218 int firstDay, prevMonth;
219
220 firstDay = (MONTHCAL_CalculateDayOfWeek(1, infoPtr->currentMonth, infoPtr->currentYear) +6 - infoPtr->firstDay)%7;
221
222 if(month==infoPtr->currentMonth) {
223 *x = (day + firstDay) % 7;
224 *y = (day + firstDay - *x) / 7;
225 return;
226 }
227 if(month < infoPtr->currentMonth) {
228 prevMonth = month - 1;
229 if(prevMonth==0)
230 prevMonth = 12;
231
232 *x = (MONTHCAL_MonthLength(prevMonth, infoPtr->currentYear) - firstDay) % 7;
233 *y = 0;
234 return;
235 }
236
237 *y = MONTHCAL_MonthLength(month, infoPtr->currentYear - 1) / 7;
238 *x = (day + firstDay + MONTHCAL_MonthLength(month,
239 infoPtr->currentYear)) % 7;
240 }
241
242
243 /* x: column(day), y: row(week) */
244 static void MONTHCAL_CalcDayRect(MONTHCAL_INFO *infoPtr, RECT *r, int x, int y)
245 {
246 r->left = infoPtr->days.left + x * infoPtr->width_increment;
247 r->right = r->left + infoPtr->width_increment;
248 r->top = infoPtr->days.top + y * infoPtr->height_increment;
249 r->bottom = r->top + infoPtr->textHeight;
250 }
251
252
253 /* sets the RECT struct r to the rectangle around the day and month */
254 /* day is the day value of the month(1 == 1st), month is the month */
255 /* value(january == 1, december == 12) */
256 static inline void MONTHCAL_CalcPosFromDay(MONTHCAL_INFO *infoPtr,
257 int day, int month, RECT *r)
258 {
259 int x, y;
260
261 MONTHCAL_CalcDayXY(infoPtr, day, month, &x, &y);
262 MONTHCAL_CalcDayRect(infoPtr, r, x, y);
263 }
264
265
266 /* day is the day in the month(1 == 1st of the month) */
267 /* month is the month value(1 == january, 12 == december) */
268 static void MONTHCAL_CircleDay(HDC hdc, MONTHCAL_INFO *infoPtr, int day,
269 int month)
270 {
271 HPEN hRedPen = CreatePen(PS_SOLID, 2, RGB(255, 0, 0));
272 HPEN hOldPen2 = SelectObject(hdc, hRedPen);
273 POINT points[13];
274 int x, y;
275 RECT day_rect;
276
277
278 MONTHCAL_CalcPosFromDay(infoPtr, day, month, &day_rect);
279
280 x = day_rect.left;
281 y = day_rect.top;
282
283 points[0].x = x;
284 points[0].y = y - 1;
285 points[1].x = x + 0.8 * infoPtr->width_increment;
286 points[1].y = y - 1;
287 points[2].x = x + 0.9 * infoPtr->width_increment;
288 points[2].y = y;
289 points[3].x = x + infoPtr->width_increment;
290 points[3].y = y + 0.5 * infoPtr->height_increment;
291
292 points[4].x = x + infoPtr->width_increment;
293 points[4].y = y + 0.9 * infoPtr->height_increment;
294 points[5].x = x + 0.6 * infoPtr->width_increment;
295 points[5].y = y + 0.9 * infoPtr->height_increment;
296 points[6].x = x + 0.5 * infoPtr->width_increment;
297 points[6].y = y + 0.9 * infoPtr->height_increment; /* bring the bottom up just
298 a hair to fit inside the day rectangle */
299
300 points[7].x = x + 0.2 * infoPtr->width_increment;
301 points[7].y = y + 0.8 * infoPtr->height_increment;
302 points[8].x = x + 0.1 * infoPtr->width_increment;
303 points[8].y = y + 0.8 * infoPtr->height_increment;
304 points[9].x = x;
305 points[9].y = y + 0.5 * infoPtr->height_increment;
306
307 points[10].x = x + 0.1 * infoPtr->width_increment;
308 points[10].y = y + 0.2 * infoPtr->height_increment;
309 points[11].x = x + 0.2 * infoPtr->width_increment;
310 points[11].y = y + 0.3 * infoPtr->height_increment;
311 points[12].x = x + 0.4 * infoPtr->width_increment;
312 points[12].y = y + 0.2 * infoPtr->height_increment;
313
314 PolyBezier(hdc, points, 13);
315 DeleteObject(hRedPen);
316 SelectObject(hdc, hOldPen2);
317 }
318
319
320 static void MONTHCAL_DrawDay(HDC hdc, MONTHCAL_INFO *infoPtr, int day, int month,
321 int x, int y, int bold)
322 {
323 char buf[10];
324 RECT r;
325 static int haveBoldFont, haveSelectedDay = FALSE;
326 HBRUSH hbr;
327 HPEN hNewPen, hOldPen = 0;
328 COLORREF oldCol = 0;
329 COLORREF oldBk = 0;
330
331 sprintf(buf, "%d", day);
332
333 /* No need to check styles: when selection is not valid, it is set to zero.
334 * 1<day<31, so evertyhing's OK.
335 */
336
337 MONTHCAL_CalcDayRect(infoPtr, &r, x, y);
338
339 if((day>=infoPtr->minSel.wDay) && (day<=infoPtr->maxSel.wDay)
340 && (month==infoPtr->currentMonth)) {
341 HRGN hrgn;
342 RECT r2;
343
344 TRACE("%d %d %d\n",day, infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
345 TRACE("%ld %ld %ld %ld\n", r.left, r.top, r.right, r.bottom);
346 oldCol = SetTextColor(hdc, infoPtr->monthbk);
347 oldBk = SetBkColor(hdc, infoPtr->trailingtxt);
348 hbr = GetSysColorBrush(COLOR_GRAYTEXT);
349 hrgn = CreateEllipticRgn(r.left, r.top, r.right, r.bottom);
350 FillRgn(hdc, hrgn, hbr);
351
352 /* FIXME: this may need to be changed now b/c of the other
353 drawing changes 11/3/99 CMM */
354 r2.left = r.left - 0.25 * infoPtr->textWidth;
355 r2.top = r.top;
356 r2.right = r.left + 0.5 * infoPtr->textWidth;
357 r2.bottom = r.bottom;
358 if(haveSelectedDay) FillRect(hdc, &r2, hbr);
359 haveSelectedDay = TRUE;
360 } else {
361 haveSelectedDay = FALSE;
362 }
363
364 /* need to add some code for multiple selections */
365
366 if((bold) &&(!haveBoldFont)) {
367 SelectObject(hdc, infoPtr->hBoldFont);
368 haveBoldFont = TRUE;
369 }
370 if((!bold) &&(haveBoldFont)) {
371 SelectObject(hdc, infoPtr->hFont);
372 haveBoldFont = FALSE;
373 }
374
375 if(haveSelectedDay) {
376 SetTextColor(hdc, oldCol);
377 SetBkColor(hdc, oldBk);
378 }
379
380 SetBkMode(hdc,TRANSPARENT);
381 DrawTextA(hdc, buf, -1, &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
382
383 /* draw a rectangle around the currently selected days text */
384 if((day==infoPtr->curSelDay) && (month==infoPtr->currentMonth)) {
385 hNewPen = CreatePen(PS_ALTERNATE, 0, GetSysColor(COLOR_WINDOWTEXT) );
386 hbr = GetSysColorBrush(COLOR_WINDOWTEXT);
387 FrameRect(hdc, &r, hbr);
388 SelectObject(hdc, hOldPen);
389 }
390 }
391
392
393 /* CHECKME: For `todays date', do we need to check the locale?*/
394 static void MONTHCAL_Refresh(HWND hwnd, HDC hdc, PAINTSTRUCT* ps)
395 {
396 MONTHCAL_INFO *infoPtr=MONTHCAL_GetInfoPtr(hwnd);
397 RECT *rcClient=&infoPtr->rcClient;
398 RECT *rcDraw=&infoPtr->rcDraw;
399 RECT *title=&infoPtr->title;
400 RECT *prev=&infoPtr->titlebtnprev;
401 RECT *next=&infoPtr->titlebtnnext;
402 RECT *titlemonth=&infoPtr->titlemonth;
403 RECT *titleyear=&infoPtr->titleyear;
404 RECT dayrect;
405 RECT *days=&dayrect;
406 RECT rtoday;
407 int i, j, m, mask, day, firstDay, weeknum, weeknum1,prevMonth;
408 int textHeight = infoPtr->textHeight, textWidth = infoPtr->textWidth;
409 SIZE size;
410 HBRUSH hbr;
411 HFONT currentFont;
412 /* LOGFONTA logFont; */
413 char buf[20];
414 char buf1[20];
415 char buf2[32];
416 COLORREF oldTextColor, oldBkColor;
417 DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
418 RECT rcTemp;
419 RECT rcDay; /* used in MONTHCAL_CalcDayRect() */
420 SYSTEMTIME localtime;
421 int startofprescal;
422
423 oldTextColor = SetTextColor(hdc, GetSysColor(COLOR_WINDOWTEXT));
424
425
426 /* fill background */
427 hbr = CreateSolidBrush (infoPtr->bk);
428 FillRect(hdc, rcClient, hbr);
429 DeleteObject(hbr);
430
431 /* draw header */
432 if(IntersectRect(&rcTemp, &(ps->rcPaint), title))
433 {
434 hbr = CreateSolidBrush(infoPtr->titlebk);
435 FillRect(hdc, title, hbr);
436 DeleteObject(hbr);
437 }
438
439 /* if the previous button is pressed draw it depressed */
440 if(IntersectRect(&rcTemp, &(ps->rcPaint), prev))
441 {
442 if((infoPtr->status & MC_PREVPRESSED))
443 DrawFrameControl(hdc, prev, DFC_SCROLL,
444 DFCS_SCROLLLEFT | DFCS_PUSHED |
445 (dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
446 else /* if the previous button is pressed draw it depressed */
447 DrawFrameControl(hdc, prev, DFC_SCROLL,
448 DFCS_SCROLLLEFT |(dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
449 }
450
451 /* if next button is depressed draw it depressed */
452 if(IntersectRect(&rcTemp, &(ps->rcPaint), next))
453 {
454 if((infoPtr->status & MC_NEXTPRESSED))
455 DrawFrameControl(hdc, next, DFC_SCROLL,
456 DFCS_SCROLLRIGHT | DFCS_PUSHED |
457 (dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
458 else /* if the next button is pressed draw it depressed */
459 DrawFrameControl(hdc, next, DFC_SCROLL,
460 DFCS_SCROLLRIGHT |(dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
461 }
462
463 oldBkColor = SetBkColor(hdc, infoPtr->titlebk);
464 SetTextColor(hdc, infoPtr->titletxt);
465 currentFont = SelectObject(hdc, infoPtr->hBoldFont);
466
467 /* titlemonth->left and right are set in MONTHCAL_UpdateSize */
468 titlemonth->left = title->left;
469 titlemonth->right = title->right;
470
471 GetLocaleInfoA( LOCALE_USER_DEFAULT,LOCALE_SMONTHNAME1+infoPtr->currentMonth -1,
472 buf1,sizeof(buf1));
473 sprintf(buf, "%s %ld", buf1, infoPtr->currentYear);
474
475 if(IntersectRect(&rcTemp, &(ps->rcPaint), titlemonth))
476 {
477 DrawTextA(hdc, buf, strlen(buf), titlemonth,
478 DT_CENTER | DT_VCENTER | DT_SINGLELINE);
479 }
480
481 SelectObject(hdc, infoPtr->hFont);
482
483 /* titlemonth left/right contained rect for whole titletxt('June 1999')
484 * MCM_HitTestInfo wants month & year rects, so prepare these now.
485 *(no, we can't draw them separately; the whole text is centered)
486 */
487 GetTextExtentPoint32A(hdc, buf, strlen(buf), &size);
488 titlemonth->left = title->right / 2 - size.cx / 2;
489 titleyear->right = title->right / 2 + size.cx / 2;
490 GetTextExtentPoint32A(hdc, buf1, strlen(buf1), &size);
491 titlemonth->right = titlemonth->left + size.cx;
492 titleyear->left = titlemonth->right;
493
494 /* draw month area */
495 rcTemp.top=infoPtr->wdays.top;
496 rcTemp.left=infoPtr->wdays.left;
497 rcTemp.bottom=infoPtr->todayrect.bottom;
498 rcTemp.right =infoPtr->todayrect.right;
499 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcTemp))
500 {
501 hbr = CreateSolidBrush(infoPtr->monthbk);
502 FillRect(hdc, &rcTemp, hbr);
503 DeleteObject(hbr);
504 }
505
506 /* draw line under day abbreviatons */
507
508 MoveToEx(hdc, infoPtr->days.left + 3, title->bottom + textHeight + 1, NULL);
509
510 LineTo(hdc, rcDraw->right - 3, title->bottom + textHeight + 1);
511
512 prevMonth = infoPtr->currentMonth - 1;
513 if(prevMonth == 0) /* if currentMonth is january(1) prevMonth is */
514 prevMonth = 12; /* december(12) of the previous year */
515
516 infoPtr->wdays.left = infoPtr->days.left = infoPtr->weeknums.right;
517 /* draw day abbreviations */
518
519 SetBkColor(hdc, infoPtr->monthbk);
520 SetTextColor(hdc, infoPtr->trailingtxt);
521
522 /* copy this rect so we can change the values without changing */
523 /* the original version */
524 days->left = infoPtr->wdays.left;
525 days->right = days->left + infoPtr->width_increment;
526 days->top = infoPtr->wdays.top;
527 days->bottom = infoPtr->wdays.bottom;
528
529 i = infoPtr->firstDay;
530
531 for(j=0; j<7; j++) {
532 GetLocaleInfoA( LOCALE_USER_DEFAULT,LOCALE_SABBREVDAYNAME1 + (i +j)%7,
533 buf,sizeof(buf));
534 DrawTextA(hdc, buf, strlen(buf), days,
535 DT_CENTER | DT_VCENTER | DT_SINGLELINE );
536 days->left+=infoPtr->width_increment;
537 days->right+=infoPtr->width_increment;
538 }
539
540 /* draw day numbers; first, the previous month */
541
542 firstDay = MONTHCAL_CalculateDayOfWeek(1, infoPtr->currentMonth, infoPtr->currentYear);
543
544 day = MONTHCAL_MonthLength(prevMonth, infoPtr->currentYear) +
545 (infoPtr->firstDay + 7 - firstDay)%7 + 1;
546 if (day > MONTHCAL_MonthLength(prevMonth, infoPtr->currentYear))
547 day -=7;
548 startofprescal = day;
549 mask = 1<<(day-1);
550
551 i = 0;
552 m = 0;
553 while(day <= MONTHCAL_MonthLength(prevMonth, infoPtr->currentYear)) {
554 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, 0);
555 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
556 {
557 MONTHCAL_DrawDay(hdc, infoPtr, day, prevMonth, i, 0,
558 infoPtr->monthdayState[m] & mask);
559 }
560
561 mask<<=1;
562 day++;
563 i++;
564 }
565
566 /* draw `current' month */
567
568 day = 1; /* start at the beginning of the current month */
569
570 infoPtr->firstDayplace = i;
571 SetTextColor(hdc, infoPtr->txt);
572 m++;
573 mask = 1;
574
575 /* draw the first week of the current month */
576 while(i<7) {
577 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, 0);
578 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
579 {
580
581 MONTHCAL_DrawDay(hdc, infoPtr, day, infoPtr->currentMonth, i, 0,
582 infoPtr->monthdayState[m] & mask);
583
584 if((infoPtr->currentMonth==infoPtr->todaysDate.wMonth) &&
585 (day==infoPtr->todaysDate.wDay) &&
586 (infoPtr->currentYear == infoPtr->todaysDate.wYear)) {
587 if(!(dwStyle & MCS_NOTODAYCIRCLE))
588 MONTHCAL_CircleDay(hdc, infoPtr, day, infoPtr->currentMonth);
589 }
590 }
591
592 mask<<=1;
593 day++;
594 i++;
595 }
596
597 j = 1; /* move to the 2nd week of the current month */
598 i = 0; /* move back to sunday */
599 while(day <= MONTHCAL_MonthLength(infoPtr->currentMonth, infoPtr->currentYear)) {
600 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, j);
601 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
602 {
603 MONTHCAL_DrawDay(hdc, infoPtr, day, infoPtr->currentMonth, i, j,
604 infoPtr->monthdayState[m] & mask);
605
606 if((infoPtr->currentMonth==infoPtr->todaysDate.wMonth) &&
607 (day==infoPtr->todaysDate.wDay) &&
608 (infoPtr->currentYear == infoPtr->todaysDate.wYear))
609 if(!(dwStyle & MCS_NOTODAYCIRCLE))
610 MONTHCAL_CircleDay(hdc, infoPtr, day, infoPtr->currentMonth);
611 }
612 mask<<=1;
613 day++;
614 i++;
615 if(i>6) { /* past saturday, goto the next weeks sunday */
616 i = 0;
617 j++;
618 }
619 }
620
621 /* draw `next' month */
622
623 day = 1; /* start at the first day of the next month */
624 m++;
625 mask = 1;
626
627 SetTextColor(hdc, infoPtr->trailingtxt);
628 while((i<7) &&(j<6)) {
629 MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, j);
630 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
631 {
632 MONTHCAL_DrawDay(hdc, infoPtr, day, infoPtr->currentMonth + 1, i, j,
633 infoPtr->monthdayState[m] & mask);
634 }
635
636 mask<<=1;
637 day++;
638 i++;
639 if(i==7) { /* past saturday, go to next week's sunday */
640 i = 0;
641 j++;
642 }
643 }
644 SetTextColor(hdc, infoPtr->txt);
645
646
647 /* draw `today' date if style allows it, and draw a circle before today's
648 * date if necessary */
649
650 if(!(dwStyle & MCS_NOTODAY)) {
651 int offset = 0;
652 if(!(dwStyle & MCS_NOTODAYCIRCLE)) {
653 /*day is the number of days from nextmonth we put on the calendar */
654 MONTHCAL_CircleDay(hdc, infoPtr,
655 day+MONTHCAL_MonthLength(infoPtr->currentMonth,infoPtr->currentYear),
656 infoPtr->currentMonth);
657 offset+=textWidth;
658 }
659 if (!LoadStringA(COMCTL32_hModule,IDM_TODAY,buf1,sizeof(buf1)))
660 {
661 WARN("Can't load resource\n");
662 strcpy(buf1,"Today:");
663 }
664 MONTHCAL_CalcDayRect(infoPtr, &rtoday, 1, 6);
665 MONTHCAL_CopyTime(&infoPtr->todaysDate,&localtime);
666 GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&localtime,NULL,buf2,sizeof(buf2));
667 sprintf(buf, "%s %s", buf1,buf2);
668 SelectObject(hdc, infoPtr->hBoldFont);
669
670 if(IntersectRect(&rcTemp, &(ps->rcPaint), &rtoday))
671 {
672 DrawTextA(hdc, buf, -1, &rtoday, DT_CALCRECT | DT_LEFT | DT_VCENTER | DT_SINGLELINE);
673 DrawTextA(hdc, buf, -1, &rtoday, DT_LEFT | DT_VCENTER | DT_SINGLELINE);
674 }
675 SelectObject(hdc, infoPtr->hFont);
676 }
677
678 /*eventually draw week numbers*/
679 if(dwStyle & MCS_WEEKNUMBERS) {
680 /* display weeknumbers*/
681 int mindays;
682
683 /* Rules what week to call the first week of a new year:
684 LOCALE_IFIRSTWEEKOFYEAR == 0 (e.g US?):
685 The week containing Jan 1 is the first week of year
686 LOCALE_IFIRSTWEEKOFYEAR == 2 (e.g. Germany):
687 First week of year must contain 4 days of the new year
688 LOCALE_IFIRSTWEEKOFYEAR == 1 (what contries?)
689 The first week of the year must contain only days of the new year
690 */
691 GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_IFIRSTWEEKOFYEAR,
692 buf, sizeof(buf));
693 sscanf(buf, "%d", &weeknum);
694 switch (weeknum)
695 {
696 case 1: mindays = 6;
697 break;
698 case 2: mindays = 3;
699 break;
700 case 0:
701 default:
702 mindays = 0;
703 }
704 if (infoPtr->currentMonth < 2)
705 {
706 /* calculate all those exceptions for january */
707 weeknum1=MONTHCAL_CalculateDayOfWeek(1,1,infoPtr->currentYear);
708 if ((infoPtr->firstDay +7 - weeknum1)%7 > mindays)
709 weeknum =1;
710 else
711 {
712 weeknum = 0;
713 for(i=0; i<11; i++)
714 weeknum+=MONTHCAL_MonthLength(i+1, infoPtr->currentYear-1);
715 weeknum +=startofprescal+ 7;
716 weeknum /=7;
717 weeknum1=MONTHCAL_CalculateDayOfWeek(1,1,infoPtr->currentYear-1);
718 if ((infoPtr->firstDay + 7 - weeknum1)%7 > mindays)
719 weeknum++;
720 }
721 }
722 else
723 {
724 weeknum = 0;
725 for(i=0; i<prevMonth-1; i++)
726 weeknum+=MONTHCAL_MonthLength(i+1, infoPtr->currentYear);
727 weeknum +=startofprescal+ 7;
728 weeknum /=7;
729 weeknum1=MONTHCAL_CalculateDayOfWeek(1,1,infoPtr->currentYear);
730 if ((infoPtr->firstDay + 7 - weeknum1)%7 > mindays)
731 weeknum++;
732 }
733 days->left = infoPtr->weeknums.left;
734 days->right = infoPtr->weeknums.right;
735 days->top = infoPtr->weeknums.top;
736 days->bottom = days->top +infoPtr->height_increment;
737 for(i=0; i<6; i++) {
738 if((i==0)&&(weeknum>50))
739 {
740 sprintf(buf, "%d", weeknum);
741 weeknum=0;
742 }
743 else if((i==5)&&(weeknum>47))
744 {
745 sprintf(buf, "%d", 1);
746 }
747 else
748 sprintf(buf, "%d", weeknum + i);
749 DrawTextA(hdc, buf, -1, days, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
750 days->top+=infoPtr->height_increment;
751 days->bottom+=infoPtr->height_increment;
752 }
753
754 MoveToEx(hdc, infoPtr->weeknums.right, infoPtr->weeknums.top + 3 , NULL);
755 LineTo(hdc, infoPtr->weeknums.right, infoPtr->weeknums.bottom );
756
757 }
758 /* currentFont was font at entering Refresh */
759
760 SetBkColor(hdc, oldBkColor);
761 SelectObject(hdc, currentFont);
762 SetTextColor(hdc, oldTextColor);
763 }
764
765
766 static LRESULT
767 MONTHCAL_GetMinReqRect(HWND hwnd, WPARAM wParam, LPARAM lParam)
768 {
769 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
770 LPRECT lpRect = (LPRECT) lParam;
771 TRACE("%x %lx\n", wParam, lParam);
772
773 /* validate parameters */
774
775 if((infoPtr==NULL) ||(lpRect == NULL) ) return FALSE;
776
777 lpRect->left = infoPtr->rcClient.left;
778 lpRect->right = infoPtr->rcClient.right;
779 lpRect->top = infoPtr->rcClient.top;
780 lpRect->bottom = infoPtr->rcClient.bottom;
781 return TRUE;
782 }
783
784
785 static LRESULT
786 MONTHCAL_GetColor(HWND hwnd, WPARAM wParam, LPARAM lParam)
787 {
788 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
789
790 TRACE("%x %lx\n", wParam, lParam);
791
792 switch((int)wParam) {
793 case MCSC_BACKGROUND:
794 return infoPtr->bk;
795 case MCSC_TEXT:
796 return infoPtr->txt;
797 case MCSC_TITLEBK:
798 return infoPtr->titlebk;
799 case MCSC_TITLETEXT:
800 return infoPtr->titletxt;
801 case MCSC_MONTHBK:
802 return infoPtr->monthbk;
803 case MCSC_TRAILINGTEXT:
804 return infoPtr->trailingtxt;
805 }
806
807 return -1;
808 }
809
810
811 static LRESULT
812 MONTHCAL_SetColor(HWND hwnd, WPARAM wParam, LPARAM lParam)
813 {
814 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
815 int prev = -1;
816
817 TRACE("%x %lx\n", wParam, lParam);
818
819 switch((int)wParam) {
820 case MCSC_BACKGROUND:
821 prev = infoPtr->bk;
822 infoPtr->bk = (COLORREF)lParam;
823 break;
824 case MCSC_TEXT:
825 prev = infoPtr->txt;
826 infoPtr->txt = (COLORREF)lParam;
827 break;
828 case MCSC_TITLEBK:
829 prev = infoPtr->titlebk;
830 infoPtr->titlebk = (COLORREF)lParam;
831 break;
832 case MCSC_TITLETEXT:
833 prev=infoPtr->titletxt;
834 infoPtr->titletxt = (COLORREF)lParam;
835 break;
836 case MCSC_MONTHBK:
837 prev = infoPtr->monthbk;
838 infoPtr->monthbk = (COLORREF)lParam;
839 break;
840 case MCSC_TRAILINGTEXT:
841 prev = infoPtr->trailingtxt;
842 infoPtr->trailingtxt = (COLORREF)lParam;
843 break;
844 }
845
846 InvalidateRect(hwnd, NULL, FALSE);
847 return prev;
848 }
849
850
851 static LRESULT
852 MONTHCAL_GetMonthDelta(HWND hwnd, WPARAM wParam, LPARAM lParam)
853 {
854 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
855
856 TRACE("%x %lx\n", wParam, lParam);
857
858 if(infoPtr->delta)
859 return infoPtr->delta;
860 else
861 return infoPtr->visible;
862 }
863
864
865 static LRESULT
866 MONTHCAL_SetMonthDelta(HWND hwnd, WPARAM wParam, LPARAM lParam)
867 {
868 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
869 int prev = infoPtr->delta;
870
871 TRACE("%x %lx\n", wParam, lParam);
872
873 infoPtr->delta = (int)wParam;
874 return prev;
875 }
876
877
878 static LRESULT
879 MONTHCAL_GetFirstDayOfWeek(HWND hwnd, WPARAM wParam, LPARAM lParam)
880 {
881 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
882
883 return infoPtr->firstDay;
884 }
885
886
887 /* sets the first day of the week that will appear in the control */
888 /* 0 == Monday, 6 == Sunday */
889 /* FIXME: this needs to be implemented properly in MONTHCAL_Refresh() */
890 /* FIXME: we need more error checking here */
891 static LRESULT
892 MONTHCAL_SetFirstDayOfWeek(HWND hwnd, WPARAM wParam, LPARAM lParam)
893 {
894 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
895 int prev = infoPtr->firstDay;
896 char buf[40];
897 int day;
898
899 TRACE("%x %lx\n", wParam, lParam);
900
901 if((lParam >= 0) && (lParam < 7)) {
902 infoPtr->firstDay = (int)lParam;
903 }
904 else
905 {
906 GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_IFIRSTDAYOFWEEK,
907 buf, sizeof(buf));
908 TRACE("%s %d\n", buf, strlen(buf));
909 if(sscanf(buf, "%d", &day) == 1)
910 infoPtr->firstDay = day;
911 else
912 infoPtr->firstDay = 0;
913 }
914 return prev;
915 }
916
917
918 /* FIXME: fill this in */
919 static LRESULT
920 MONTHCAL_GetMonthRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
921 {
922 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
923
924 TRACE("%x %lx\n", wParam, lParam);
925 FIXME("stub\n");
926
927 return infoPtr->monthRange;
928 }
929
930
931 static LRESULT
932 MONTHCAL_GetMaxTodayWidth(HWND hwnd)
933 {
934 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
935
936 return(infoPtr->todayrect.right - infoPtr->todayrect.left);
937 }
938
939
940 /* FIXME: are validated times taken from current date/time or simply
941 * copied?
942 * FIXME: check whether MCM_GETMONTHRANGE shows correct result after
943 * adjusting range with MCM_SETRANGE
944 */
945
946 static LRESULT
947 MONTHCAL_SetRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
948 {
949 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
950 SYSTEMTIME lprgSysTimeArray[1];
951 int prev;
952
953 TRACE("%x %lx\n", wParam, lParam);
954
955 if(wParam & GDTR_MAX) {
956 if(MONTHCAL_ValidateTime(lprgSysTimeArray[1])){
957 MONTHCAL_CopyTime(&lprgSysTimeArray[1], &infoPtr->maxDate);
958 infoPtr->rangeValid|=GDTR_MAX;
959 } else {
960 GetSystemTime(&infoPtr->todaysDate);
961 MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->maxDate);
962 }
963 }
964 if(wParam & GDTR_MIN) {
965 if(MONTHCAL_ValidateTime(lprgSysTimeArray[0])) {
966 MONTHCAL_CopyTime(&lprgSysTimeArray[0], &infoPtr->maxDate);
967 infoPtr->rangeValid|=GDTR_MIN;
968 } else {
969 GetSystemTime(&infoPtr->todaysDate);
970 MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->maxDate);
971 }
972 }
973
974 prev = infoPtr->monthRange;
975 infoPtr->monthRange = infoPtr->maxDate.wMonth - infoPtr->minDate.wMonth;
976
977 if(infoPtr->monthRange!=prev) {
978 infoPtr->monthdayState = ReAlloc(infoPtr->monthdayState,
979 infoPtr->monthRange * sizeof(MONTHDAYSTATE));
980 }
981
982 return 1;
983 }
984
985
986 /* CHECKME: At the moment, we copy ranges anyway,regardless of
987 * infoPtr->rangeValid; a invalid range is simply filled with zeros in
988 * SetRange. Is this the right behavior?
989 */
990
991 static LRESULT
992 MONTHCAL_GetRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
993 {
994 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
995 SYSTEMTIME *lprgSysTimeArray = (SYSTEMTIME *)lParam;
996
997 /* validate parameters */
998
999 if((infoPtr==NULL) || (lprgSysTimeArray==NULL)) return FALSE;
1000
1001 MONTHCAL_CopyTime(&infoPtr->maxDate, &lprgSysTimeArray[1]);
1002 MONTHCAL_CopyTime(&infoPtr->minDate, &lprgSysTimeArray[0]);
1003
1004 return infoPtr->rangeValid;
1005 }
1006
1007
1008 static LRESULT
1009 MONTHCAL_SetDayState(HWND hwnd, WPARAM wParam, LPARAM lParam)
1010
1011 {
1012 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1013 int i, iMonths = (int)wParam;
1014 MONTHDAYSTATE *dayStates = (LPMONTHDAYSTATE)lParam;
1015
1016 TRACE("%x %lx\n", wParam, lParam);
1017 if(iMonths!=infoPtr->monthRange) return 0;
1018
1019 for(i=0; i<iMonths; i++)
1020 infoPtr->monthdayState[i] = dayStates[i];
1021 return 1;
1022 }
1023
1024 static LRESULT
1025 MONTHCAL_GetCurSel(HWND hwnd, WPARAM wParam, LPARAM lParam)
1026 {
1027 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1028 SYSTEMTIME *lpSel = (SYSTEMTIME *) lParam;
1029
1030 TRACE("%x %lx\n", wParam, lParam);
1031 if((infoPtr==NULL) ||(lpSel==NULL)) return FALSE;
1032 if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) return FALSE;
1033
1034 MONTHCAL_CopyTime(&infoPtr->minSel, lpSel);
1035 return TRUE;
1036 }
1037
1038 /* FIXME: if the specified date is not visible, make it visible */
1039 /* FIXME: redraw? */
1040 static LRESULT
1041 MONTHCAL_SetCurSel(HWND hwnd, WPARAM wParam, LPARAM lParam)
1042 {
1043 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1044 SYSTEMTIME *lpSel = (SYSTEMTIME *)lParam;
1045
1046 TRACE("%x %lx\n", wParam, lParam);
1047 if((infoPtr==NULL) ||(lpSel==NULL)) return FALSE;
1048 if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) return FALSE;
1049
1050 TRACE("%d %d\n", lpSel->wMonth, lpSel->wDay);
1051
1052 MONTHCAL_CopyTime(lpSel, &infoPtr->minSel);
1053 MONTHCAL_CopyTime(lpSel, &infoPtr->maxSel);
1054
1055 InvalidateRect(hwnd, NULL, FALSE);
1056
1057 return TRUE;
1058 }
1059
1060
1061 static LRESULT
1062 MONTHCAL_GetMaxSelCount(HWND hwnd, WPARAM wParam, LPARAM lParam)
1063 {
1064 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1065
1066 TRACE("%x %lx\n", wParam, lParam);
1067 return infoPtr->maxSelCount;
1068 }
1069
1070
1071 static LRESULT
1072 MONTHCAL_SetMaxSelCount(HWND hwnd, WPARAM wParam, LPARAM lParam)
1073 {
1074 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1075
1076 TRACE("%x %lx\n", wParam, lParam);
1077 if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) {
1078 infoPtr->maxSelCount = wParam;
1079 }
1080
1081 return TRUE;
1082 }
1083
1084
1085 static LRESULT
1086 MONTHCAL_GetSelRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
1087 {
1088 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1089 SYSTEMTIME *lprgSysTimeArray = (SYSTEMTIME *) lParam;
1090
1091 TRACE("%x %lx\n", wParam, lParam);
1092
1093 /* validate parameters */
1094
1095 if((infoPtr==NULL) ||(lprgSysTimeArray==NULL)) return FALSE;
1096
1097 if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT)
1098 {
1099 MONTHCAL_CopyTime(&infoPtr->maxSel, &lprgSysTimeArray[1]);
1100 MONTHCAL_CopyTime(&infoPtr->minSel, &lprgSysTimeArray[0]);
1101 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1102 return TRUE;
1103 }
1104
1105 return FALSE;
1106 }
1107
1108
1109 static LRESULT
1110 MONTHCAL_SetSelRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
1111 {
1112 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1113 SYSTEMTIME *lprgSysTimeArray = (SYSTEMTIME *) lParam;
1114
1115 TRACE("%x %lx\n", wParam, lParam);
1116
1117 /* validate parameters */
1118
1119 if((infoPtr==NULL) ||(lprgSysTimeArray==NULL)) return FALSE;
1120
1121 if(GetWindowLongA( hwnd, GWL_STYLE) & MCS_MULTISELECT)
1122 {
1123 MONTHCAL_CopyTime(&lprgSysTimeArray[1], &infoPtr->maxSel);
1124 MONTHCAL_CopyTime(&lprgSysTimeArray[0], &infoPtr->minSel);
1125 TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
1126 return TRUE;
1127 }
1128
1129 return FALSE;
1130 }
1131
1132
1133 static LRESULT
1134 MONTHCAL_GetToday(HWND hwnd, WPARAM wParam, LPARAM lParam)
1135 {
1136 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1137 SYSTEMTIME *lpToday = (SYSTEMTIME *) lParam;
1138
1139 TRACE("%x %lx\n", wParam, lParam);
1140
1141 /* validate parameters */
1142
1143 if((infoPtr==NULL) || (lpToday==NULL)) return FALSE;
1144 MONTHCAL_CopyTime(&infoPtr->todaysDate, lpToday);
1145 return TRUE;
1146 }
1147
1148
1149 static LRESULT
1150 MONTHCAL_SetToday(HWND hwnd, WPARAM wParam, LPARAM lParam)
1151 {
1152 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1153 SYSTEMTIME *lpToday = (SYSTEMTIME *) lParam;
1154
1155 TRACE("%x %lx\n", wParam, lParam);
1156
1157 /* validate parameters */
1158
1159 if((infoPtr==NULL) ||(lpToday==NULL)) return FALSE;
1160 MONTHCAL_CopyTime(lpToday, &infoPtr->todaysDate);
1161 InvalidateRect(hwnd, NULL, FALSE);
1162 return TRUE;
1163 }
1164
1165
1166 static LRESULT
1167 MONTHCAL_HitTest(HWND hwnd, LPARAM lParam)
1168 {
1169 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1170 PMCHITTESTINFO lpht = (PMCHITTESTINFO)lParam;
1171 UINT x,y;
1172 DWORD retval;
1173 int day,wday,wnum;
1174
1175
1176 x = lpht->pt.x;
1177 y = lpht->pt.y;
1178 retval = MCHT_NOWHERE;
1179
1180
1181 /* Comment in for debugging...
1182 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,
1183 infoPtr->wdays.left, infoPtr->wdays.right,
1184 infoPtr->wdays.top, infoPtr->wdays.bottom,
1185 infoPtr->days.left, infoPtr->days.right,
1186 infoPtr->days.top, infoPtr->days.bottom,
1187 infoPtr->todayrect.left, infoPtr->todayrect.right,
1188 infoPtr->todayrect.top, infoPtr->todayrect.bottom,
1189 infoPtr->weeknums.left, infoPtr->weeknums.right,
1190 infoPtr->weeknums.top, infoPtr->weeknums.bottom);
1191 */
1192
1193 /* are we in the header? */
1194
1195 if(PtInRect(&infoPtr->title, lpht->pt)) {
1196 if(PtInRect(&infoPtr->titlebtnprev, lpht->pt)) {
1197 retval = MCHT_TITLEBTNPREV;
1198 goto done;
1199 }
1200 if(PtInRect(&infoPtr->titlebtnnext, lpht->pt)) {
1201 retval = MCHT_TITLEBTNNEXT;
1202 goto done;
1203 }
1204 if(PtInRect(&infoPtr->titlemonth, lpht->pt)) {
1205 retval = MCHT_TITLEMONTH;
1206 goto done;
1207 }
1208 if(PtInRect(&infoPtr->titleyear, lpht->pt)) {
1209 retval = MCHT_TITLEYEAR;
1210 goto done;
1211 }
1212
1213 retval = MCHT_TITLE;
1214 goto done;
1215 }
1216
1217 day = MONTHCAL_CalcDayFromPos(infoPtr,x,y,&wday,&wnum);
1218 if(PtInRect(&infoPtr->wdays, lpht->pt)) {
1219 retval = MCHT_CALENDARDAY;
1220 lpht->st.wYear = infoPtr->currentYear;
1221 lpht->st.wMonth = (day < 1)? infoPtr->currentMonth -1 : infoPtr->currentMonth;
1222 lpht->st.wDay = (day < 1)?
1223 MONTHCAL_MonthLength(infoPtr->currentMonth-1,infoPtr->currentYear) -day : day;
1224 goto done;
1225 }
1226 if(PtInRect(&infoPtr->weeknums, lpht->pt)) {
1227 retval = MCHT_CALENDARWEEKNUM;
1228 lpht->st.wYear = infoPtr->currentYear;
1229 lpht->st.wMonth = (day < 1) ? infoPtr->currentMonth -1 :
1230 (day > MONTHCAL_MonthLength(infoPtr->currentMonth,infoPtr->currentYear)) ?
1231 infoPtr->currentMonth +1 :infoPtr->currentMonth;
1232 lpht->st.wDay = (day < 1 ) ?
1233 MONTHCAL_MonthLength(infoPtr->currentMonth-1,infoPtr->currentYear) -day :
1234 (day > MONTHCAL_MonthLength(infoPtr->currentMonth,infoPtr->currentYear)) ?
1235 day - MONTHCAL_MonthLength(infoPtr->currentMonth,infoPtr->currentYear) : day;
1236 goto done;
1237 }
1238 if(PtInRect(&infoPtr->days, lpht->pt))
1239 {
1240 lpht->st.wYear = infoPtr->currentYear;
1241 if ( day < 1)
1242 {
1243 retval = MCHT_CALENDARDATEPREV;
1244 lpht->st.wMonth = infoPtr->currentMonth - 1;
1245 if (lpht->st.wMonth <1)
1246 {
1247 lpht->st.wMonth = 12;
1248 lpht->st.wYear--;
1249 }
1250 lpht->st.wDay = MONTHCAL_MonthLength(lpht->st.wMonth,lpht->st.wYear) -day;
1251 }
1252 else if (day > MONTHCAL_MonthLength(infoPtr->currentMonth,infoPtr->currentYear))
1253 {
1254 retval = MCHT_CALENDARDATENEXT;
1255 lpht->st.wMonth = infoPtr->currentMonth + 1;
1256 if (lpht->st.wMonth <12)
1257 {
1258 lpht->st.wMonth = 1;
1259 lpht->st.wYear++;
1260 }
1261 lpht->st.wDay = day - MONTHCAL_MonthLength(infoPtr->currentMonth,infoPtr->currentYear) ;
1262 }
1263 else {
1264 retval = MCHT_CALENDARDATE;
1265 lpht->st.wMonth = infoPtr->currentMonth;
1266 lpht->st.wDay = day;
1267 }
1268 goto done;
1269 }
1270 if(PtInRect(&infoPtr->todayrect, lpht->pt)) {
1271 retval = MCHT_TODAYLINK;
1272 goto done;
1273 }
1274
1275
1276 /* Hit nothing special? What's left must be background :-) */
1277
1278 retval = MCHT_CALENDARBK;
1279 done:
1280 lpht->uHit = retval;
1281 return retval;
1282 }
1283
1284
1285 static void MONTHCAL_GoToNextMonth(HWND hwnd, MONTHCAL_INFO *infoPtr)
1286 {
1287 DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
1288
1289 TRACE("MONTHCAL_GoToNextMonth\n");
1290
1291 infoPtr->currentMonth++;
1292 if(infoPtr->currentMonth > 12) {
1293 infoPtr->currentYear++;
1294 infoPtr->currentMonth = 1;
1295 }
1296
1297 if(dwStyle & MCS_DAYSTATE) {
1298 NMDAYSTATE nmds;
1299 int i;
1300
1301 nmds.nmhdr.hwndFrom = hwnd;
1302 nmds.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
1303 nmds.nmhdr.code = MCN_GETDAYSTATE;
1304 nmds.cDayState = infoPtr->monthRange;
1305 nmds.prgDayState = Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1306
1307 SendMessageA(GetParent(hwnd), WM_NOTIFY,
1308 (WPARAM)nmds.nmhdr.idFrom, (LPARAM)&nmds);
1309 for(i=0; i<infoPtr->monthRange; i++)
1310 infoPtr->monthdayState[i] = nmds.prgDayState[i];
1311 }
1312 }
1313
1314
1315 static void MONTHCAL_GoToPrevMonth(HWND hwnd, MONTHCAL_INFO *infoPtr)
1316 {
1317 DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
1318
1319 TRACE("MONTHCAL_GoToPrevMonth\n");
1320
1321 infoPtr->currentMonth--;
1322 if(infoPtr->currentMonth < 1) {
1323 infoPtr->currentYear--;
1324 infoPtr->currentMonth = 12;
1325 }
1326
1327 if(dwStyle & MCS_DAYSTATE) {
1328 NMDAYSTATE nmds;
1329 int i;
1330
1331 nmds.nmhdr.hwndFrom = hwnd;
1332 nmds.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
1333 nmds.nmhdr.code = MCN_GETDAYSTATE;
1334 nmds.cDayState = infoPtr->monthRange;
1335 nmds.prgDayState = Alloc
1336 (infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1337
1338 SendMessageA(GetParent(hwnd), WM_NOTIFY,
1339 (WPARAM)nmds.nmhdr.idFrom, (LPARAM)&nmds);
1340 for(i=0; i<infoPtr->monthRange; i++)
1341 infoPtr->monthdayState[i] = nmds.prgDayState[i];
1342 }
1343 }
1344
1345 static LRESULT
1346 MONTHCAL_RButtonDown(HWND hwnd, WPARAM wParam, LPARAM lParam)
1347 {
1348 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1349 HMENU hMenu;
1350 POINT menupoint;
1351 char buf[32];
1352
1353 hMenu = CreatePopupMenu();
1354 if (!LoadStringA(COMCTL32_hModule,IDM_GOTODAY,buf,sizeof(buf)))
1355 {
1356 WARN("Can't load resource\n");
1357 strcpy(buf,"Go to Today:");
1358 }
1359 AppendMenuA(hMenu, MF_STRING|MF_ENABLED,1, buf);
1360 menupoint.x=(INT)LOWORD(lParam);
1361 menupoint.y=(INT)HIWORD(lParam);
1362 ClientToScreen(hwnd, &menupoint);
1363 if( TrackPopupMenu(hMenu,TPM_RIGHTBUTTON| TPM_NONOTIFY|TPM_RETURNCMD,
1364 menupoint.x,menupoint.y,0,hwnd,NULL))
1365 {
1366 infoPtr->currentMonth=infoPtr->todaysDate.wMonth;
1367 infoPtr->currentYear=infoPtr->todaysDate.wYear;
1368 InvalidateRect(hwnd, NULL, FALSE);
1369 }
1370 return 0;
1371 }
1372
1373 static LRESULT
1374 MONTHCAL_LButtonDown(HWND hwnd, WPARAM wParam, LPARAM lParam)
1375 {
1376 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1377 MCHITTESTINFO ht;
1378 DWORD hit;
1379 HMENU hMenu;
1380 RECT rcDay; /* used in determining area to invalidate */
1381 char buf[32];
1382 int i;
1383 POINT menupoint;
1384 TRACE("%x %lx\n", wParam, lParam);
1385
1386 if (infoPtr->hWndYearUpDown)
1387 {
1388 infoPtr->currentYear=SendMessageA( infoPtr->hWndYearUpDown, UDM_SETPOS, (WPARAM) 0,(LPARAM)0);
1389 if(!DestroyWindow(infoPtr->hWndYearUpDown))
1390 {
1391 FIXME("Can't destroy Updown Control\n");
1392 }
1393 else
1394 infoPtr->hWndYearUpDown=0;
1395 if(!DestroyWindow(infoPtr->hWndYearEdit))
1396 {
1397 FIXME("Can't destroy Updown Control\n");
1398 }
1399 else
1400 infoPtr->hWndYearEdit=0;
1401 InvalidateRect(hwnd, NULL, FALSE);
1402 }
1403
1404 ht.pt.x = (INT)LOWORD(lParam);
1405 ht.pt.y = (INT)HIWORD(lParam);
1406 hit = MONTHCAL_HitTest(hwnd, (LPARAM)&ht);
1407
1408 /* FIXME: these flags should be checked by */
1409 /*((hit & MCHT_XXX) == MCHT_XXX) b/c some of the flags are */
1410 /* multi-bit */
1411 if(hit ==MCHT_TITLEBTNNEXT) {
1412 MONTHCAL_GoToNextMonth(hwnd, infoPtr);
1413 infoPtr->status = MC_NEXTPRESSED;
1414 SetTimer(hwnd, MC_NEXTMONTHTIMER, MC_NEXTMONTHDELAY, 0);
1415 InvalidateRect(hwnd, NULL, FALSE);
1416 return TRUE;
1417 }
1418 if(hit == MCHT_TITLEBTNPREV){
1419 MONTHCAL_GoToPrevMonth(hwnd, infoPtr);
1420 infoPtr->status = MC_PREVPRESSED;
1421 SetTimer(hwnd, MC_PREVMONTHTIMER, MC_NEXTMONTHDELAY, 0);
1422 InvalidateRect(hwnd, NULL, FALSE);
1423 return TRUE;
1424 }
1425
1426 if(hit == MCHT_TITLEMONTH) {
1427 hMenu = CreatePopupMenu();
1428
1429 for (i=0; i<12;i++)
1430 {
1431 GetLocaleInfoA( LOCALE_USER_DEFAULT,LOCALE_SMONTHNAME1+i,
1432 buf,sizeof(buf));
1433 AppendMenuA(hMenu, MF_STRING|MF_ENABLED,i+1, buf);
1434 }
1435 menupoint.x=infoPtr->titlemonth.right;
1436 menupoint.y=infoPtr->titlemonth.bottom;
1437 ClientToScreen(hwnd, &menupoint);
1438 i= TrackPopupMenu(hMenu,TPM_LEFTALIGN | TPM_NONOTIFY | TPM_RIGHTBUTTON | TPM_RETURNCMD,
1439 menupoint.x,menupoint.y,0,hwnd,NULL);
1440 if ((i>0) && (i<13))
1441 {
1442 infoPtr->currentMonth=i;
1443 InvalidateRect(hwnd, NULL, FALSE);
1444 }
1445 }
1446 if(hit == MCHT_TITLEYEAR) {
1447 infoPtr->hWndYearEdit=CreateWindowExA(0,
1448 "EDIT",
1449 0,
1450 WS_VISIBLE | WS_CHILD |UDS_SETBUDDYINT,
1451 infoPtr->titleyear.left+3,infoPtr->titlebtnnext.top,
1452 infoPtr->titleyear.right-infoPtr->titleyear.left,
1453 infoPtr->textHeight,
1454 hwnd,
1455 NULL,
1456 NULL,
1457 NULL);
1458 infoPtr->hWndYearUpDown=CreateWindowExA(0,
1459 UPDOWN_CLASSA,
1460 0,
1461 WS_VISIBLE | WS_CHILD |UDS_SETBUDDYINT|UDS_NOTHOUSANDS|UDS_ARROWKEYS,
1462 infoPtr->titleyear.right+6,infoPtr->titlebtnnext.top,
1463 20,
1464 infoPtr->textHeight,
1465 hwnd,
1466 NULL,
1467 NULL,
1468 NULL);
1469 SendMessageA( infoPtr->hWndYearUpDown, UDM_SETRANGE, (WPARAM) 0, MAKELONG (9999, 1753));
1470 SendMessageA( infoPtr->hWndYearUpDown, UDM_SETBUDDY, (WPARAM) infoPtr->hWndYearEdit, (LPARAM)0 );
1471 SendMessageA( infoPtr->hWndYearUpDown, UDM_SETPOS, (WPARAM) 0,(LPARAM)infoPtr->currentYear );
1472 return TRUE;
1473
1474 }
1475 if(hit == MCHT_TODAYLINK) {
1476 infoPtr->currentMonth=infoPtr->todaysDate.wMonth;
1477 infoPtr->currentYear=infoPtr->todaysDate.wYear;
1478 InvalidateRect(hwnd, NULL, FALSE);
1479 return TRUE;
1480 }
1481 if(hit && MCHT_CALENDARDATE) {
1482 SYSTEMTIME selArray[2];
1483 NMSELCHANGE nmsc;
1484
1485 TRACE("MCHT_CALENDARDATE\n");
1486 nmsc.nmhdr.hwndFrom = hwnd;
1487 nmsc.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
1488 nmsc.nmhdr.code = MCN_SELCHANGE;
1489 MONTHCAL_CopyTime(&nmsc.stSelStart, &infoPtr->minSel);
1490 MONTHCAL_CopyTime(&nmsc.stSelEnd, &infoPtr->maxSel);
1491
1492 SendMessageA(GetParent(hwnd), WM_NOTIFY,
1493 (WPARAM)nmsc.nmhdr.idFrom,(LPARAM)&nmsc);
1494
1495 MONTHCAL_CopyTime(&ht.st, &selArray[0]);
1496 MONTHCAL_CopyTime(&ht.st, &selArray[1]);
1497 MONTHCAL_SetSelRange(hwnd,0,(LPARAM) &selArray);
1498
1499 /* redraw both old and new days if the selected day changed */
1500 if(infoPtr->curSelDay != ht.st.wDay) {
1501 MONTHCAL_CalcPosFromDay(infoPtr, ht.st.wDay, ht.st.wMonth, &rcDay);
1502 InvalidateRect(hwnd, &rcDay, TRUE);
1503
1504 MONTHCAL_CalcPosFromDay(infoPtr, infoPtr->curSelDay, infoPtr->currentMonth, &rcDay);
1505 InvalidateRect(hwnd, &rcDay, TRUE);
1506 }
1507
1508 infoPtr->firstSelDay = ht.st.wDay;
1509 infoPtr->curSelDay = ht.st.wDay;
1510 infoPtr->status = MC_SEL_LBUTDOWN;
1511 return TRUE;
1512 }
1513
1514 return 0;
1515 }
1516
1517
1518 static LRESULT
1519 MONTHCAL_LButtonUp(HWND hwnd, WPARAM wParam, LPARAM lParam)
1520 {
1521 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1522 NMSELCHANGE nmsc;
1523 NMHDR nmhdr;
1524 BOOL redraw = FALSE;
1525 MCHITTESTINFO ht;
1526 DWORD hit;
1527
1528 TRACE("\n");
1529
1530 if(infoPtr->status & MC_NEXTPRESSED) {
1531 KillTimer(hwnd, MC_NEXTMONTHTIMER);
1532 redraw = TRUE;
1533 }
1534 if(infoPtr->status & MC_PREVPRESSED) {
1535 KillTimer(hwnd, MC_PREVMONTHTIMER);
1536 redraw = TRUE;
1537 }
1538
1539 ht.pt.x = (INT)LOWORD(lParam);
1540 ht.pt.y = (INT)HIWORD(lParam);
1541 hit = MONTHCAL_HitTest(hwnd, (LPARAM)&ht);
1542
1543 infoPtr->status = MC_SEL_LBUTUP;
1544
1545 if(hit ==MCHT_CALENDARDATENEXT) {
1546 MONTHCAL_GoToNextMonth(hwnd, infoPtr);
1547 InvalidateRect(hwnd, NULL, FALSE);
1548 return TRUE;
1549 }
1550 if(hit == MCHT_CALENDARDATEPREV){
1551 MONTHCAL_GoToPrevMonth(hwnd, infoPtr);
1552 InvalidateRect(hwnd, NULL, FALSE);
1553 return TRUE;
1554 }
1555 nmhdr.hwndFrom = hwnd;
1556 nmhdr.idFrom = GetWindowLongA( hwnd, GWL_ID);
1557 nmhdr.code = NM_RELEASEDCAPTURE;
1558 TRACE("Sent notification from %p to %p\n", hwnd, GetParent(hwnd));
1559
1560 SendMessageA(GetParent(hwnd), WM_NOTIFY,
1561 (WPARAM)nmhdr.idFrom, (LPARAM)&nmhdr);
1562
1563 nmsc.nmhdr.hwndFrom = hwnd;
1564 nmsc.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
1565 nmsc.nmhdr.code = MCN_SELECT;
1566 MONTHCAL_CopyTime(&nmsc.stSelStart, &infoPtr->minSel);
1567 MONTHCAL_CopyTime(&nmsc.stSelEnd, &infoPtr->maxSel);
1568
1569 SendMessageA(GetParent(hwnd), WM_NOTIFY,
1570 (WPARAM)nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
1571
1572 /* redraw if necessary */
1573 if(redraw)
1574 InvalidateRect(hwnd, NULL, FALSE);
1575
1576 return 0;
1577 }
1578
1579
1580 static LRESULT
1581 MONTHCAL_Timer(HWND hwnd, WPARAM wParam, LPARAM lParam)
1582 {
1583 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1584 BOOL redraw = FALSE;
1585
1586 TRACE(" %d\n", wParam);
1587 if(!infoPtr) return 0;
1588
1589 switch(wParam) {
1590 case MC_NEXTMONTHTIMER:
1591 redraw = TRUE;
1592 MONTHCAL_GoToNextMonth(hwnd, infoPtr);
1593 break;
1594 case MC_PREVMONTHTIMER:
1595 redraw = TRUE;
1596 MONTHCAL_GoToPrevMonth(hwnd, infoPtr);
1597 break;
1598 default:
1599 ERR("got unknown timer\n");
1600 }
1601
1602 /* redraw only if necessary */
1603 if(redraw)
1604 InvalidateRect(hwnd, NULL, FALSE);
1605
1606 return 0;
1607 }
1608
1609
1610 static LRESULT
1611 MONTHCAL_MouseMove(HWND hwnd, WPARAM wParam, LPARAM lParam)
1612 {
1613 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1614 MCHITTESTINFO ht;
1615 int oldselday, selday, hit;
1616 RECT r;
1617
1618 if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
1619
1620 ht.pt.x = LOWORD(lParam);
1621 ht.pt.y = HIWORD(lParam);
1622
1623 hit = MONTHCAL_HitTest(hwnd, (LPARAM)&ht);
1624
1625 /* not on the calendar date numbers? bail out */
1626 TRACE("hit:%x\n",hit);
1627 if((hit & MCHT_CALENDARDATE) != MCHT_CALENDARDATE) return 0;
1628
1629 selday = ht.st.wDay;
1630 oldselday = infoPtr->curSelDay;
1631 infoPtr->curSelDay = selday;
1632 MONTHCAL_CalcPosFromDay(infoPtr, selday, ht.st. wMonth, &r);
1633
1634 if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) {
1635 SYSTEMTIME selArray[2];
1636 int i;
1637
1638 MONTHCAL_GetSelRange(hwnd, 0, (LPARAM)&selArray);
1639 i = 0;
1640 if(infoPtr->firstSelDay==selArray[0].wDay) i=1;
1641 TRACE("oldRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i);
1642 if(infoPtr->firstSelDay==selArray[1].wDay) {
1643 /* 1st time we get here: selArray[0]=selArray[1]) */
1644 /* if we're still at the first selected date, return */
1645 if(infoPtr->firstSelDay==selday) goto done;
1646 if(selday<infoPtr->firstSelDay) i = 0;
1647 }
1648
1649 if(abs(infoPtr->firstSelDay - selday) >= infoPtr->maxSelCount) {
1650 if(selday>infoPtr->firstSelDay)
1651 selday = infoPtr->firstSelDay + infoPtr->maxSelCount;
1652 else
1653 selday = infoPtr->firstSelDay - infoPtr->maxSelCount;
1654 }
1655
1656 if(selArray[i].wDay!=selday) {
1657 TRACE("newRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i);
1658
1659 selArray[i].wDay = selday;
1660
1661 if(selArray[0].wDay>selArray[1].wDay) {
1662 DWORD tempday;
1663 tempday = selArray[1].wDay;
1664 selArray[1].wDay = selArray[0].wDay;
1665 selArray[0].wDay = tempday;
1666 }
1667
1668 MONTHCAL_SetSelRange(hwnd, 0, (LPARAM)&selArray);
1669 }
1670 }
1671
1672 done:
1673
1674 /* only redraw if the currently selected day changed */
1675 /* FIXME: this should specify a rectangle containing only the days that changed */
1676 /* using InvalidateRect */
1677 if(oldselday != infoPtr->curSelDay)
1678 InvalidateRect(hwnd, NULL, FALSE);
1679
1680 return 0;
1681 }
1682
1683
1684 static LRESULT
1685 MONTHCAL_Paint(HWND hwnd, WPARAM wParam)
1686 {
1687 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1688 HDC hdc;
1689 PAINTSTRUCT ps;
1690
1691 /* fill ps.rcPaint with a default rect */
1692 memcpy(&(ps.rcPaint), &(infoPtr->rcClient), sizeof(infoPtr->rcClient));
1693
1694 hdc = (wParam==0 ? BeginPaint(hwnd, &ps) : (HDC)wParam);
1695 MONTHCAL_Refresh(hwnd, hdc, &ps);
1696 if(!wParam) EndPaint(hwnd, &ps);
1697 return 0;
1698 }
1699
1700
1701 static LRESULT
1702 MONTHCAL_KillFocus(HWND hwnd, WPARAM wParam, LPARAM lParam)
1703 {
1704 TRACE("\n");
1705
1706 InvalidateRect(hwnd, NULL, TRUE);
1707
1708 return 0;
1709 }
1710
1711
1712 static LRESULT
1713 MONTHCAL_SetFocus(HWND hwnd, WPARAM wParam, LPARAM lParam)
1714 {
1715 TRACE("\n");
1716
1717 InvalidateRect(hwnd, NULL, FALSE);
1718
1719 return 0;
1720 }
1721
1722 /* sets the size information */
1723 static void MONTHCAL_UpdateSize(HWND hwnd)
1724 {
1725 HDC hdc = GetDC(hwnd);
1726 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1727 RECT *rcClient=&infoPtr->rcClient;
1728 RECT *rcDraw=&infoPtr->rcDraw;
1729 RECT *title=&infoPtr->title;
1730 RECT *prev=&infoPtr->titlebtnprev;
1731 RECT *next=&infoPtr->titlebtnnext;
1732 RECT *titlemonth=&infoPtr->titlemonth;
1733 RECT *titleyear=&infoPtr->titleyear;
1734 RECT *wdays=&infoPtr->wdays;
1735 RECT *weeknumrect=&infoPtr->weeknums;
1736 RECT *days=&infoPtr->days;
1737 RECT *todayrect=&infoPtr->todayrect;
1738 SIZE size;
1739 TEXTMETRICA tm;
1740 DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
1741 HFONT currentFont;
1742 double xdiv;
1743
1744 currentFont = SelectObject(hdc, infoPtr->hFont);
1745
1746 /* FIXME: need a way to determine current font, without setting it */
1747 /*
1748 if(infoPtr->hFont!=currentFont) {
1749 SelectObject(hdc, currentFont);
1750 infoPtr->hFont=currentFont;
1751 GetObjectA(currentFont, sizeof(LOGFONTA), &logFont);
1752 logFont.lfWeight=FW_BOLD;
1753 infoPtr->hBoldFont = CreateFontIndirectA(&logFont);
1754 }
1755 */
1756
1757 /* get the height and width of each day's text */
1758 GetTextMetricsA(hdc, &tm);
1759 infoPtr->textHeight = tm.tmHeight + tm.tmExternalLeading;
1760 GetTextExtentPoint32A(hdc, "Sun", 3, &size);
1761 infoPtr->textWidth = size.cx + 2;
1762
1763 /* retrieve the controls client rectangle info infoPtr->rcClient */
1764 GetClientRect(hwnd, rcClient);
1765
1766 /* rcDraw is the rectangle the control is drawn in */
1767 rcDraw->left = rcClient->left;
1768 rcDraw->right = rcClient->right;
1769 rcDraw->top = rcClient->top;
1770 rcDraw->bottom = rcClient->bottom;
1771
1772 /* recalculate the height and width increments and offsets */
1773 /* FIXME: We use up all available width. This will inhibit having multiple
1774 calendars in a row, like win doesn
1775 */
1776 if(dwStyle & MCS_WEEKNUMBERS)
1777 xdiv=8.0;
1778 else
1779 xdiv=7.0;
1780 infoPtr->width_increment = (infoPtr->rcDraw.right - infoPtr->rcDraw.left) / xdiv;
1781 infoPtr->height_increment = (infoPtr->rcDraw.bottom - infoPtr->rcDraw.top) / 10.0;
1782 infoPtr->left_offset = (infoPtr->rcDraw.right - infoPtr->rcDraw.left) - (infoPtr->width_increment * xdiv);
1783 infoPtr->top_offset = (infoPtr->rcDraw.bottom - infoPtr->rcDraw.top) - (infoPtr->height_increment * 10.0);
1784
1785 rcDraw->bottom = rcDraw->top + 10 * infoPtr->height_increment;
1786 /* this is correct, the control does NOT expand vertically */
1787 /* like it does horizontally */
1788 /* make sure we don't move the controls bottom out of the client */
1789 /* area */
1790 /* title line has about 3 text heights, abrev days line, 6 weeksline and today circle line*/
1791 /*if((rcDraw->top + 9 * infoPtr->textHeight + 5) < rcDraw->bottom) {
1792 rcDraw->bottom = rcDraw->top + 9 * infoPtr->textHeight + 5;
1793 }*/
1794
1795 /* calculate title area */
1796 title->top = rcClient->top;
1797 title->bottom = title->top + 2 * infoPtr->height_increment;
1798 title->left = rcClient->left;
1799 title->right = rcClient->right;
1800
1801 /* set the dimensions of the next and previous buttons and center */
1802 /* the month text vertically */
1803 prev->top = next->top = title->top + 6;
1804 prev->bottom = next->bottom = title->bottom - 6;
1805 prev->left = title->left + 6;
1806 prev->right = prev->left + (title->bottom - title->top) ;
1807 next->right = title->right - 6;
1808 next->left = next->right - (title->bottom - title->top);
1809
1810 /* titlemonth->left and right change based upon the current month */
1811 /* and are recalculated in refresh as the current month may change */
1812 /* without the control being resized */
1813 titlemonth->top = titleyear->top = title->top + (infoPtr->height_increment)/2;
1814 titlemonth->bottom = titleyear->bottom = title->bottom - (infoPtr->height_increment)/2;
1815
1816 /* setup the dimensions of the rectangle we draw the names of the */
1817 /* days of the week in */
1818 weeknumrect->left =infoPtr->left_offset;
1819 if(dwStyle & MCS_WEEKNUMBERS)
1820 weeknumrect->right=prev->right;
1821 else
1822 weeknumrect->right=weeknumrect->left;
1823 wdays->left = days->left = weeknumrect->right;
1824 wdays->right = days->right = wdays->left + 7 * infoPtr->width_increment;
1825 wdays->top = title->bottom ;
1826 wdays->bottom = wdays->top + infoPtr->height_increment;
1827
1828 days->top = weeknumrect->top = wdays->bottom ;
1829 days->bottom = weeknumrect->bottom = days->top + 6 * infoPtr->height_increment;
1830
1831 todayrect->left = rcClient->left;
1832 todayrect->right = rcClient->right;
1833 todayrect->top = days->bottom;
1834 todayrect->bottom = days->bottom + infoPtr->height_increment;
1835
1836 /* uncomment for excessive debugging
1837 TRACE("dx=%d dy=%d rcC[%d %d %d %d] t[%d %d %d %d] wd[%d %d %d %d] w[%d %d %d %d] t[%d %d %d %d]\n",
1838 infoPtr->width_increment,infoPtr->height_increment,
1839 rcClient->left, rcClient->right, rcClient->top, rcClient->bottom,
1840 title->left, title->right, title->top, title->bottom,
1841 wdays->left, wdays->right, wdays->top, wdays->bottom,
1842 days->left, days->right, days->top, days->bottom,
1843 todayrect->left,todayrect->right,todayrect->top,todayrect->bottom);
1844 */
1845
1846 /* restore the originally selected font */
1847 SelectObject(hdc, currentFont);
1848
1849 ReleaseDC(hwnd, hdc);
1850 }
1851
1852 static LRESULT MONTHCAL_Size(HWND hwnd, int Width, int Height)
1853 {
1854 TRACE("(hwnd=%p, width=%d, height=%d)\n", hwnd, Width, Height);
1855
1856 MONTHCAL_UpdateSize(hwnd);
1857
1858 /* invalidate client area and erase background */
1859 InvalidateRect(hwnd, NULL, TRUE);
1860
1861 return 0;
1862 }
1863
1864 /* FIXME: check whether dateMin/dateMax need to be adjusted. */
1865 static LRESULT
1866 MONTHCAL_Create(HWND hwnd, WPARAM wParam, LPARAM lParam)
1867 {
1868 MONTHCAL_INFO *infoPtr;
1869 LOGFONTA logFont;
1870
1871 /* allocate memory for info structure */
1872 infoPtr =(MONTHCAL_INFO*)Alloc(sizeof(MONTHCAL_INFO));
1873 SetWindowLongA(hwnd, 0, (DWORD)infoPtr);
1874
1875 if(infoPtr == NULL) {
1876 ERR( "could not allocate info memory!\n");
1877 return 0;
1878 }
1879 if((MONTHCAL_INFO*)GetWindowLongA(hwnd, 0) != infoPtr) {
1880 ERR( "pointer assignment error!\n");
1881 return 0;
1882 }
1883
1884 infoPtr->hFont = GetStockObject(DEFAULT_GUI_FONT);
1885 GetObjectA(infoPtr->hFont, sizeof(LOGFONTA), &logFont);
1886 logFont.lfWeight = FW_BOLD;
1887 infoPtr->hBoldFont = CreateFontIndirectA(&logFont);
1888
1889 /* initialize info structure */
1890 /* FIXME: calculate systemtime ->> localtime(substract timezoneinfo) */
1891
1892 GetSystemTime(&infoPtr->todaysDate);
1893 MONTHCAL_SetFirstDayOfWeek(hwnd,0,(LPARAM)-1);
1894 infoPtr->currentMonth = infoPtr->todaysDate.wMonth;
1895 infoPtr->currentYear = infoPtr->todaysDate.wYear;
1896 MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->minDate);
1897 MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->maxDate);
1898 infoPtr->maxSelCount = 7;
1899 infoPtr->monthRange = 3;
1900 infoPtr->monthdayState = Alloc
1901 (infoPtr->monthRange * sizeof(MONTHDAYSTATE));
1902 infoPtr->titlebk = GetSysColor(COLOR_ACTIVECAPTION);
1903 infoPtr->titletxt = GetSysColor(COLOR_WINDOW);
1904 infoPtr->monthbk = GetSysColor(COLOR_WINDOW);
1905 infoPtr->trailingtxt = GetSysColor(COLOR_GRAYTEXT);
1906 infoPtr->bk = GetSysColor(COLOR_WINDOW);
1907 infoPtr->txt = GetSysColor(COLOR_WINDOWTEXT);
1908
1909 /* call MONTHCAL_UpdateSize to set all of the dimensions */
1910 /* of the control */
1911 MONTHCAL_UpdateSize(hwnd);
1912
1913 return 0;
1914 }
1915
1916
1917 static LRESULT
1918 MONTHCAL_Destroy(HWND hwnd, WPARAM wParam, LPARAM lParam)
1919 {
1920 MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
1921
1922 /* free month calendar info data */
1923 if(infoPtr->monthdayState)
1924 Free(infoPtr->monthdayState);
1925 Free(infoPtr);
1926 SetWindowLongA(hwnd, 0, 0);
1927 return 0;
1928 }
1929
1930
1931 static LRESULT WINAPI
1932 MONTHCAL_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1933 {
1934 TRACE("hwnd=%p msg=%x wparam=%x lparam=%lx\n", hwnd, uMsg, wParam, lParam);
1935 if (!MONTHCAL_GetInfoPtr(hwnd) && (uMsg != WM_CREATE))
1936 return DefWindowProcA(hwnd, uMsg, wParam, lParam);
1937 switch(uMsg)
1938 {
1939 case MCM_GETCURSEL:
1940 return MONTHCAL_GetCurSel(hwnd, wParam, lParam);
1941
1942 case MCM_SETCURSEL:
1943 return MONTHCAL_SetCurSel(hwnd, wParam, lParam);
1944
1945 case MCM_GETMAXSELCOUNT:
1946 return MONTHCAL_GetMaxSelCount(hwnd, wParam, lParam);
1947
1948 case MCM_SETMAXSELCOUNT:
1949 return MONTHCAL_SetMaxSelCount(hwnd, wParam, lParam);
1950
1951 case MCM_GETSELRANGE:
1952 return MONTHCAL_GetSelRange(hwnd, wParam, lParam);
1953
1954 case MCM_SETSELRANGE:
1955 return MONTHCAL_SetSelRange(hwnd, wParam, lParam);
1956
1957 case MCM_GETMONTHRANGE:
1958 return MONTHCAL_GetMonthRange(hwnd, wParam, lParam);
1959
1960 case MCM_SETDAYSTATE:
1961 return MONTHCAL_SetDayState(hwnd, wParam, lParam);
1962
1963 case MCM_GETMINREQRECT:
1964 return MONTHCAL_GetMinReqRect(hwnd, wParam, lParam);
1965
1966 case MCM_GETCOLOR:
1967 return MONTHCAL_GetColor(hwnd, wParam, lParam);
1968
1969 case MCM_SETCOLOR:
1970 return MONTHCAL_SetColor(hwnd, wParam, lParam);
1971
1972 case MCM_GETTODAY:
1973 return MONTHCAL_GetToday(hwnd, wParam, lParam);
1974
1975 case MCM_SETTODAY:
1976 return MONTHCAL_SetToday(hwnd, wParam, lParam);
1977
1978 case MCM_HITTEST:
1979 return MONTHCAL_HitTest(hwnd,lParam);
1980
1981 case MCM_GETFIRSTDAYOFWEEK:
1982 return MONTHCAL_GetFirstDayOfWeek(hwnd, wParam, lParam);
1983
1984 case MCM_SETFIRSTDAYOFWEEK:
1985 return MONTHCAL_SetFirstDayOfWeek(hwnd, wParam, lParam);
1986
1987 case MCM_GETRANGE:
1988 return MONTHCAL_GetRange(hwnd, wParam, lParam);
1989
1990 case MCM_SETRANGE:
1991 return MONTHCAL_SetRange(hwnd, wParam, lParam);
1992
1993 case MCM_GETMONTHDELTA:
1994 return MONTHCAL_GetMonthDelta(hwnd, wParam, lParam);
1995
1996 case MCM_SETMONTHDELTA:
1997 return MONTHCAL_SetMonthDelta(hwnd, wParam, lParam);
1998
1999 case MCM_GETMAXTODAYWIDTH:
2000 return MONTHCAL_GetMaxTodayWidth(hwnd);
2001
2002 case WM_GETDLGCODE:
2003 return DLGC_WANTARROWS | DLGC_WANTCHARS;
2004
2005 case WM_KILLFOCUS:
2006 return MONTHCAL_KillFocus(hwnd, wParam, lParam);
2007
2008 case WM_RBUTTONDOWN:
2009 return MONTHCAL_RButtonDown(hwnd, wParam, lParam);
2010
2011 case WM_LBUTTONDOWN:
2012 return MONTHCAL_LButtonDown(hwnd, wParam, lParam);
2013
2014 case WM_MOUSEMOVE:
2015 return MONTHCAL_MouseMove(hwnd, wParam, lParam);
2016
2017 case WM_LBUTTONUP:
2018 return MONTHCAL_LButtonUp(hwnd, wParam, lParam);
2019
2020 case WM_PAINT:
2021 return MONTHCAL_Paint(hwnd, wParam);
2022
2023 case WM_SETFOCUS:
2024 return MONTHCAL_SetFocus(hwnd, wParam, lParam);
2025
2026 case WM_SIZE:
2027 return MONTHCAL_Size(hwnd, (short)LOWORD(lParam), (short)HIWORD(lParam));
2028
2029 case WM_CREATE:
2030 return MONTHCAL_Create(hwnd, wParam, lParam);
2031
2032 case WM_TIMER:
2033 return MONTHCAL_Timer(hwnd, wParam, lParam);
2034
2035 case WM_DESTROY:
2036 return MONTHCAL_Destroy(hwnd, wParam, lParam);
2037
2038 default:
2039 if ((uMsg >= WM_USER) && (uMsg < WM_APP))
2040 ERR( "unknown msg %04x wp=%08x lp=%08lx\n", uMsg, wParam, lParam);
2041 return DefWindowProcA(hwnd, uMsg, wParam, lParam);
2042 }
2043 return 0;
2044 }
2045
2046
2047 void
2048 MONTHCAL_Register(void)
2049 {
2050 WNDCLASSA wndClass;
2051
2052 ZeroMemory(&wndClass, sizeof(WNDCLASSA));
2053 wndClass.style = CS_GLOBALCLASS;
2054 wndClass.lpfnWndProc = (WNDPROC)MONTHCAL_WindowProc;
2055 wndClass.cbClsExtra = 0;
2056 wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
2057 wndClass.hCursor = LoadCursorA(0, (LPSTR)IDC_ARROW);
2058 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
2059 wndClass.lpszClassName = MONTHCAL_CLASSA;
2060
2061 RegisterClassA(&wndClass);
2062 }
2063
2064
2065 void
2066 MONTHCAL_Unregister(void)
2067 {
2068 UnregisterClassA(MONTHCAL_CLASSA, NULL);
2069 }
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