Sweden-Number/dlls/comctl32/monthcal.c

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/* Month calendar control
*
* Copyright 1998, 1999 Eric Kohl (ekohl@abo.rhein-zeitung.de)
* Copyright 1999 Alex Priem (alexp@sci.kun.nl)
* Copyright 1999 Chris Morgan <cmorgan@wpi.edu> and
* James Abbatiello <abbeyj@wpi.edu>
*
* TODO:
* - Notifications.
*
*
* FIXME: handle resources better (doesn't work now); also take care
of internationalization.
* FIXME: keyboard handling.
*/
#include <math.h>
#include <stdio.h>
#include "winbase.h"
#include "windef.h"
#include "wingdi.h"
#include "winuser.h"
#include "win.h"
#include "winnls.h"
#include "commctrl.h"
#include "comctl32.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(monthcal);
#define MC_SEL_LBUTUP 1 /* Left button released */
#define MC_SEL_LBUTDOWN 2 /* Left button pressed in calendar */
#define MC_PREVPRESSED 4 /* Prev month button pressed */
#define MC_NEXTPRESSED 8 /* Next month button pressed */
#define MC_NEXTMONTHDELAY 350 /* when continuously pressing `next */
/* month', wait 500 ms before going */
/* to the next month */
#define MC_NEXTMONTHTIMER 1 /* Timer ID's */
#define MC_PREVMONTHTIMER 2
typedef struct
{
COLORREF bk;
COLORREF txt;
COLORREF titlebk;
COLORREF titletxt;
COLORREF monthbk;
COLORREF trailingtxt;
HFONT hFont;
HFONT hBoldFont;
int textHeight;
int textWidth;
int height_increment;
int width_increment;
int left_offset;
int top_offset;
int firstDayplace; /* place of the first day of the current month */
int delta; /* scroll rate; # of months that the */
/* control moves when user clicks a scroll button */
int visible; /* # of months visible */
int firstDay; /* Start month calendar with firstDay's day */
int monthRange;
MONTHDAYSTATE *monthdayState;
SYSTEMTIME todaysDate;
DWORD currentMonth;
DWORD currentYear;
int status; /* See MC_SEL flags */
int curSelDay; /* current selected day */
int firstSelDay; /* first selected day */
int maxSelCount;
SYSTEMTIME minSel;
SYSTEMTIME maxSel;
DWORD rangeValid;
SYSTEMTIME minDate;
SYSTEMTIME maxDate;
RECT rcClient; /* rect for whole client area */
RECT rcDraw; /* rect for drawable portion of client area */
RECT title; /* rect for the header above the calendar */
RECT titlebtnnext; /* the `next month' button in the header */
RECT titlebtnprev; /* the `prev month' button in the header */
RECT titlemonth; /* the `month name' txt in the header */
RECT titleyear; /* the `year number' txt in the header */
RECT prevmonth; /* day numbers of the previous month */
RECT nextmonth; /* day numbers of the next month */
RECT days; /* week numbers at left side */
RECT weeknums; /* week numbers at left side */
RECT today; /* `today: xx/xx/xx' text rect */
} MONTHCAL_INFO, *LPMONTHCAL_INFO;
/* take #days/month from ole/parsedt.c;
* we want full month-names, and abbreviated weekdays, so these are
* defined here */
const int mdays[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 0};
const char * const monthtxt[] = {"January", "February", "March", "April", "May",
"June", "July", "August", "September", "October",
"November", "December"};
static const char * const daytxt[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
static const int DayOfWeekTable[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
#define MONTHCAL_GetInfoPtr(hwnd) ((MONTHCAL_INFO *)GetWindowLongA(hwnd, 0))
/* helper functions */
/* returns the number of days in any given month */
/* january is 1, december is 12 */
static int MONTHCAL_MonthLength(int month, int year)
{
/* if we have a leap year add 1 day to February */
/* a leap year is a year either divisible by 400 */
/* or divisible by 4 and not by 100 */
if(month == 2) { /* February */
return mdays[month - 1] + ((year%400 == 0) ? 1 : ((year%100 != 0) &&
(year%4 == 0)) ? 1 : 0);
}
else {
return mdays[month - 1];
}
}
/* make sure that time is valid */
static int MONTHCAL_ValidateTime(SYSTEMTIME time)
{
if(time.wMonth > 12) return FALSE;
if(time.wDayOfWeek > 6) return FALSE;
if(time.wDay > MONTHCAL_MonthLength(time.wMonth, time.wYear))
return FALSE;
if(time.wHour > 23) return FALSE;
if(time.wMinute > 59) return FALSE;
if(time.wSecond > 59) return FALSE;
if(time.wMilliseconds > 999) return FALSE;
return TRUE;
}
void MONTHCAL_CopyTime(const SYSTEMTIME *from, SYSTEMTIME *to)
{
to->wYear = from->wYear;
to->wMonth = from->wMonth;
to->wDayOfWeek = from->wDayOfWeek;
to->wDay = from->wDay;
to->wHour = from->wHour;
to->wMinute = from->wMinute;
to->wSecond = from->wSecond;
to->wMilliseconds = from->wMilliseconds;
}
/* Note:Depending on DST, this may be offset by a day.
Need to find out if we're on a DST place & adjust the clock accordingly.
Above function assumes we have a valid data.
Valid for year>1752; 1 <= d <= 31, 1 <= m <= 12.
0 = Monday.
*/
/* returns the day in the week(0 == sunday, 6 == saturday) */
/* day(1 == 1st, 2 == 2nd... etc), year is the year value */
static int MONTHCAL_CalculateDayOfWeek(DWORD day, DWORD month, DWORD year)
{
year-=(month < 3);
return((year + year/4 - year/100 + year/400 +
DayOfWeekTable[month-1] + day - 1 ) % 7);
}
static int MONTHCAL_CalcDayFromPos(MONTHCAL_INFO *infoPtr, int x, int y)
{
int daypos, weekpos, retval, firstDay;
/* if the point is outside the x bounds of the window put
it at the boundry */
if(x > (infoPtr->width_increment * 7.0)) {
x = infoPtr->rcClient.right - infoPtr->rcClient.left - infoPtr->left_offset;
}
daypos = (x -(infoPtr->prevmonth.left + infoPtr->left_offset)) / infoPtr->width_increment;
weekpos = (y - infoPtr->days.bottom - infoPtr->rcClient.top) / infoPtr->height_increment;
firstDay = MONTHCAL_CalculateDayOfWeek(1, infoPtr->currentMonth, infoPtr->currentYear);
retval = daypos + (7 * weekpos) - firstDay;
TRACE("%d %d %d\n", daypos, weekpos, retval);
return retval;
}
/* day is the day of the month, 1 == 1st day of the month */
/* sets x and y to be the position of the day */
/* x == day, y == week where(0,0) == sunday, 1st week */
static void MONTHCAL_CalcDayXY(MONTHCAL_INFO *infoPtr, int day, int month,
int *x, int *y)
{
int firstDay, prevMonth;
firstDay = MONTHCAL_CalculateDayOfWeek(1, infoPtr->currentMonth, infoPtr->currentYear);
if(month==infoPtr->currentMonth) {
*x = (day + firstDay) % 7;
*y = (day + firstDay - *x) / 7;
return;
}
if(month < infoPtr->currentMonth) {
prevMonth = month - 1;
if(prevMonth==0)
prevMonth = 12;
*x = (MONTHCAL_MonthLength(prevMonth, infoPtr->currentYear) - firstDay) % 7;
*y = 0;
return;
}
*y = MONTHCAL_MonthLength(month, infoPtr->currentYear - 1) / 7;
*x = (day + firstDay + MONTHCAL_MonthLength(month,
infoPtr->currentYear)) % 7;
}
/* x: column(day), y: row(week) */
static void MONTHCAL_CalcDayRect(MONTHCAL_INFO *infoPtr, RECT *r, int x, int y)
{
r->left = infoPtr->prevmonth.left + x * infoPtr->width_increment + infoPtr->left_offset;
r->right = r->left + infoPtr->width_increment;
r->top = infoPtr->height_increment * y + infoPtr->days.bottom + infoPtr->top_offset;
r->bottom = r->top + infoPtr->textHeight;
}
/* sets the RECT struct r to the rectangle around the day and month */
/* day is the day value of the month(1 == 1st), month is the month */
/* value(january == 1, december == 12) */
static inline void MONTHCAL_CalcPosFromDay(MONTHCAL_INFO *infoPtr,
int day, int month, RECT *r)
{
int x, y;
MONTHCAL_CalcDayXY(infoPtr, day, month, &x, &y);
MONTHCAL_CalcDayRect(infoPtr, r, x, y);
}
/* day is the day in the month(1 == 1st of the month) */
/* month is the month value(1 == january, 12 == december) */
static void MONTHCAL_CircleDay(HDC hdc, MONTHCAL_INFO *infoPtr, int day,
int month)
{
HPEN hRedPen = CreatePen(PS_SOLID, 2, RGB(255, 0, 0));
HPEN hOldPen2 = SelectObject(hdc, hRedPen);
POINT points[13];
int x, y;
RECT day_rect;
/* use prevmonth to calculate position because it contains the extra width
* from MCS_WEEKNUMBERS
*/
MONTHCAL_CalcPosFromDay(infoPtr, day, month, &day_rect);
x = day_rect.left;
y = day_rect.top;
points[0].x = x;
points[0].y = y - 1;
points[1].x = x + 0.8 * infoPtr->width_increment;
points[1].y = y - 1;
points[2].x = x + 0.9 * infoPtr->width_increment;
points[2].y = y;
points[3].x = x + infoPtr->width_increment;
points[3].y = y + 0.5 * infoPtr->textHeight;
points[4].x = x + infoPtr->width_increment;
points[4].y = y + 0.9 * infoPtr->textHeight;
points[5].x = x + 0.6 * infoPtr->width_increment;
points[5].y = y + 0.9 * infoPtr->textHeight;
points[6].x = x + 0.5 * infoPtr->width_increment;
points[6].y = y + 0.9 * infoPtr->textHeight; /* bring the bottom up just
a hair to fit inside the day rectangle */
points[7].x = x + 0.2 * infoPtr->width_increment;
points[7].y = y + 0.8 * infoPtr->textHeight;
points[8].x = x + 0.1 * infoPtr->width_increment;
points[8].y = y + 0.8 * infoPtr->textHeight;
points[9].x = x;
points[9].y = y + 0.5 * infoPtr->textHeight;
points[10].x = x + 0.1 * infoPtr->width_increment;
points[10].y = y + 0.2 * infoPtr->textHeight;
points[11].x = x + 0.2 * infoPtr->width_increment;
points[11].y = y + 0.3 * infoPtr->textHeight;
points[12].x = x + 0.5 * infoPtr->width_increment;
points[12].y = y + 0.3 * infoPtr->textHeight;
PolyBezier(hdc, points, 13);
DeleteObject(hRedPen);
SelectObject(hdc, hOldPen2);
}
static void MONTHCAL_DrawDay(HDC hdc, MONTHCAL_INFO *infoPtr, int day, int month,
int x, int y, int bold)
{
char buf[10];
RECT r;
static int haveBoldFont, haveSelectedDay = FALSE;
HBRUSH hbr;
HPEN hNewPen, hOldPen = 0;
COLORREF oldCol = 0;
COLORREF oldBk = 0;
sprintf(buf, "%d", day);
/* No need to check styles: when selection is not valid, it is set to zero.
* 1<day<31, so evertyhing's OK.
*/
MONTHCAL_CalcDayRect(infoPtr, &r, x, y);
if((day>=infoPtr->minSel.wDay) && (day<=infoPtr->maxSel.wDay)
&& (month==infoPtr->currentMonth)) {
HRGN hrgn;
RECT r2;
TRACE("%d %d %d\n",day, infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
TRACE("%d %d %d %d\n", r.left, r.top, r.right, r.bottom);
oldCol = SetTextColor(hdc, infoPtr->monthbk);
oldBk = SetBkColor(hdc, infoPtr->trailingtxt);
hbr = GetSysColorBrush(COLOR_GRAYTEXT);
hrgn = CreateEllipticRgn(r.left, r.top, r.right, r.bottom);
FillRgn(hdc, hrgn, hbr);
/* FIXME: this may need to be changed now b/c of the other
drawing changes 11/3/99 CMM */
r2.left = r.left - 0.25 * infoPtr->textWidth;
r2.top = r.top;
r2.right = r.left + 0.5 * infoPtr->textWidth;
r2.bottom = r.bottom;
if(haveSelectedDay) FillRect(hdc, &r2, hbr);
haveSelectedDay = TRUE;
} else {
haveSelectedDay = FALSE;
}
/* need to add some code for multiple selections */
if((bold) &&(!haveBoldFont)) {
SelectObject(hdc, infoPtr->hBoldFont);
haveBoldFont = TRUE;
}
if((!bold) &&(haveBoldFont)) {
SelectObject(hdc, infoPtr->hFont);
haveBoldFont = FALSE;
}
if(haveSelectedDay) {
SetTextColor(hdc, oldCol);
SetBkColor(hdc, oldBk);
}
DrawTextA(hdc, buf, -1, &r, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
/* draw a rectangle around the currently selected days text */
if((day==infoPtr->curSelDay) && (month==infoPtr->currentMonth)) {
hNewPen = CreatePen(PS_DOT, 0, GetSysColor(COLOR_WINDOWTEXT) );
hbr = GetSysColorBrush(COLOR_WINDOWTEXT);
FrameRect(hdc, &r, hbr);
SelectObject(hdc, hOldPen);
}
}
/* CHECKME: For `todays date', do we need to check the locale?*/
static void MONTHCAL_Refresh(HWND hwnd, HDC hdc, PAINTSTRUCT* ps)
{
MONTHCAL_INFO *infoPtr=MONTHCAL_GetInfoPtr(hwnd);
RECT *rcClient=&infoPtr->rcClient;
RECT *rcDraw=&infoPtr->rcDraw;
RECT *title=&infoPtr->title;
RECT *prev=&infoPtr->titlebtnprev;
RECT *next=&infoPtr->titlebtnnext;
RECT *titlemonth=&infoPtr->titlemonth;
RECT *titleyear=&infoPtr->titleyear;
RECT *prevmonth=&infoPtr->prevmonth;
RECT *nextmonth=&infoPtr->nextmonth;
RECT dayrect;
RECT *days=&dayrect;
RECT *weeknums=&infoPtr->weeknums;
RECT *rtoday=&infoPtr->today;
int i, j, m, mask, day, firstDay, weeknum, prevMonth;
int textHeight = infoPtr->textHeight, textWidth = infoPtr->textWidth;
SIZE size;
HBRUSH hbr;
HFONT currentFont;
/* LOGFONTA logFont; */
char buf[20];
const char *thisMonthtxt;
COLORREF oldTextColor, oldBkColor;
DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
RECT rcTemp;
RECT rcDay; /* used in MONTHCAL_CalcDayRect() */
oldTextColor = SetTextColor(hdc, GetSysColor(COLOR_WINDOWTEXT));
/* fill background */
hbr = CreateSolidBrush (infoPtr->bk);
FillRect(hdc, rcClient, hbr);
DeleteObject(hbr);
/* draw header */
if(IntersectRect(&rcTemp, &(ps->rcPaint), title))
{
hbr = CreateSolidBrush(infoPtr->titlebk);
FillRect(hdc, title, hbr);
DeleteObject(hbr);
}
/* if the previous button is pressed draw it depressed */
if(IntersectRect(&rcTemp, &(ps->rcPaint), prev))
{
if((infoPtr->status & MC_PREVPRESSED))
DrawFrameControl(hdc, prev, DFC_SCROLL,
DFCS_SCROLLLEFT | DFCS_PUSHED |
(dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
else /* if the previous button is pressed draw it depressed */
DrawFrameControl(hdc, prev, DFC_SCROLL,
DFCS_SCROLLLEFT |(dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
}
/* if next button is depressed draw it depressed */
if(IntersectRect(&rcTemp, &(ps->rcPaint), next))
{
if((infoPtr->status & MC_NEXTPRESSED))
DrawFrameControl(hdc, next, DFC_SCROLL,
DFCS_SCROLLRIGHT | DFCS_PUSHED |
(dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
else /* if the next button is pressed draw it depressed */
DrawFrameControl(hdc, next, DFC_SCROLL,
DFCS_SCROLLRIGHT |(dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0));
}
oldBkColor = SetBkColor(hdc, infoPtr->titlebk);
SetTextColor(hdc, infoPtr->titletxt);
currentFont = SelectObject(hdc, infoPtr->hBoldFont);
/* titlemonth->left and right are set in MONTHCAL_UpdateSize */
titlemonth->left = title->left;
titlemonth->right = title->right;
thisMonthtxt = monthtxt[infoPtr->currentMonth - 1];
sprintf(buf, "%s %ld", thisMonthtxt, infoPtr->currentYear);
if(IntersectRect(&rcTemp, &(ps->rcPaint), titlemonth))
{
DrawTextA(hdc, buf, strlen(buf), titlemonth,
DT_CENTER | DT_VCENTER | DT_SINGLELINE);
}
SelectObject(hdc, infoPtr->hFont);
/* titlemonth left/right contained rect for whole titletxt('June 1999')
* MCM_HitTestInfo wants month & year rects, so prepare these now.
*(no, we can't draw them separately; the whole text is centered)
*/
GetTextExtentPoint32A(hdc, buf, strlen(buf), &size);
titlemonth->left = title->right / 2 - size.cx / 2;
titleyear->right = title->right / 2 + size.cx / 2;
GetTextExtentPoint32A(hdc, thisMonthtxt, strlen(thisMonthtxt), &size);
titlemonth->right = titlemonth->left + size.cx;
titleyear->right = titlemonth->right;
/* draw line under day abbreviatons */
if(dwStyle & MCS_WEEKNUMBERS)
MoveToEx(hdc, rcDraw->left + textWidth + 3, title->bottom + textHeight + 2, NULL);
else
MoveToEx(hdc, rcDraw->left + 3, title->bottom + textHeight + 2, NULL);
LineTo(hdc, rcDraw->right - 3, title->bottom + textHeight + 2);
/* draw day abbreviations */
SetBkColor(hdc, infoPtr->monthbk);
SetTextColor(hdc, infoPtr->trailingtxt);
/* copy this rect so we can change the values without changing */
/* the original version */
days->left = infoPtr->days.left;
days->right = infoPtr->days.right;
days->top = infoPtr->days.top;
days->bottom = infoPtr->days.bottom;
i = infoPtr->firstDay;
for(j=0; j<7; j++) {
DrawTextA(hdc, daytxt[i], strlen(daytxt[i]), days,
DT_CENTER | DT_VCENTER | DT_SINGLELINE );
i = (i + 1) % 7;
days->left+=infoPtr->width_increment;
days->right+=infoPtr->width_increment;
}
days->left = rcDraw->left + j;
if(dwStyle & MCS_WEEKNUMBERS) days->left+=textWidth;
/* FIXME: this may need to be changed now 11/10/99 CMM */
days->right = rcDraw->left + (j+1) * textWidth - 2;
/* draw day numbers; first, the previous month */
firstDay = MONTHCAL_CalculateDayOfWeek(1, infoPtr->currentMonth, infoPtr->currentYear);
prevMonth = infoPtr->currentMonth - 1;
if(prevMonth == 0) /* if currentMonth is january(1) prevMonth is */
prevMonth = 12; /* december(12) of the previous year */
day = MONTHCAL_MonthLength(prevMonth, infoPtr->currentYear) - firstDay;
mask = 1<<(day-1);
i = 0;
m = 0;
while(day <= MONTHCAL_MonthLength(prevMonth, infoPtr->currentYear)) {
MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, 0);
if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
{
MONTHCAL_DrawDay(hdc, infoPtr, day, prevMonth, i, 0,
infoPtr->monthdayState[m] & mask);
}
mask<<=1;
day++;
i++;
}
prevmonth->left = 0;
if(dwStyle & MCS_WEEKNUMBERS) prevmonth->left = textWidth;
prevmonth->right = prevmonth->left + (i * infoPtr->width_increment) +
infoPtr->left_offset;
prevmonth->top = days->bottom;
prevmonth->bottom = prevmonth->top + textHeight;
/* draw `current' month */
day = 1; /* start at the beginning of the current month */
infoPtr->firstDayplace = i;
SetTextColor(hdc, infoPtr->txt);
m++;
mask = 1;
/* draw the first week of the current month */
while(i<7) {
MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, 0);
if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
{
MONTHCAL_DrawDay(hdc, infoPtr, day, infoPtr->currentMonth, i, 0,
infoPtr->monthdayState[m] & mask);
if((infoPtr->currentMonth==infoPtr->todaysDate.wMonth) &&
(day==infoPtr->todaysDate.wDay) &&
(infoPtr->currentYear == infoPtr->todaysDate.wYear)) {
MONTHCAL_CircleDay(hdc, infoPtr, day, infoPtr->currentMonth);
}
}
mask<<=1;
day++;
i++;
}
j = 1; /* move to the 2nd week of the current month */
i = 0; /* move back to sunday */
while(day <= MONTHCAL_MonthLength(infoPtr->currentMonth, infoPtr->currentYear)) {
MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, j);
if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
{
MONTHCAL_DrawDay(hdc, infoPtr, day, infoPtr->currentMonth, i, j,
infoPtr->monthdayState[m] & mask);
if((infoPtr->currentMonth==infoPtr->todaysDate.wMonth) &&
(day==infoPtr->todaysDate.wDay) &&
(infoPtr->currentYear == infoPtr->todaysDate.wYear))
MONTHCAL_CircleDay(hdc, infoPtr, day, infoPtr->currentMonth);
}
mask<<=1;
day++;
i++;
if(i>6) { /* past saturday, goto the next weeks sunday */
i = 0;
j++;
}
}
/* draw `next' month */
/* note: the nextmonth rect only hints for the `half-week' that needs to be
* drawn to complete the current week. An eventual next week that needs to
* be drawn to complete the month calendar is not taken into account in
* this rect -- HitTest knows about this.*/
nextmonth->left = rcDraw->left + (i * infoPtr->width_increment) +
infoPtr->left_offset;
nextmonth->right = rcDraw->right;
nextmonth->top = days->bottom + (j+1) * textHeight;
nextmonth->bottom = nextmonth->top + textHeight;
day = 1; /* start at the first day of the next month */
m++;
mask = 1;
SetTextColor(hdc, infoPtr->trailingtxt);
while((i<7) &&(j<6)) {
MONTHCAL_CalcDayRect(infoPtr, &rcDay, i, j);
if(IntersectRect(&rcTemp, &(ps->rcPaint), &rcDay))
{
MONTHCAL_DrawDay(hdc, infoPtr, day, infoPtr->currentMonth + 1, i, j,
infoPtr->monthdayState[m] & mask);
}
mask<<=1;
day++;
i++;
if(i==7) { /* past saturday, go to next week's sunday */
i = 0;
j++;
}
}
SetTextColor(hdc, infoPtr->txt);
/* draw `today' date if style allows it, and draw a circle before today's
* date if necessary */
if(!(dwStyle & MCS_NOTODAY)) {
int offset = 0;
if(!(dwStyle & MCS_NOTODAYCIRCLE)) {
day = MONTHCAL_CalcDayFromPos(infoPtr, 0, nextmonth->bottom + textHeight);
MONTHCAL_CircleDay(hdc, infoPtr, day, infoPtr->currentMonth);
offset+=textWidth;
}
MONTHCAL_CalcDayRect(infoPtr, rtoday, 1, 6);
sprintf(buf, "Today: %d/%d/%d", infoPtr->todaysDate.wMonth,
infoPtr->todaysDate.wDay, infoPtr->todaysDate.wYear);
rtoday->left = rtoday->left + 3; /* move text slightly away from circle */
rtoday->right = rcDraw->right;
SelectObject(hdc, infoPtr->hBoldFont);
if(IntersectRect(&rcTemp, &(ps->rcPaint), rtoday))
{
DrawTextA(hdc, buf, -1, rtoday, DT_LEFT | DT_VCENTER | DT_SINGLELINE);
}
SelectObject(hdc, infoPtr->hFont);
}
if(dwStyle & MCS_WEEKNUMBERS) {
/* display weeknumbers*/
weeknums->left = 0;
weeknums->right = textWidth;
weeknums->top = days->bottom + 2;
weeknums->bottom = days->bottom + 2 + textHeight;
weeknum = 0;
for(i=0; i<infoPtr->currentMonth-1; i++)
weeknum+=MONTHCAL_MonthLength(i, infoPtr->currentYear);
weeknum/=7;
for(i=0; i<6; i++) {
sprintf(buf, "%d", weeknum + i);
DrawTextA(hdc, buf, -1, weeknums, DT_CENTER | DT_BOTTOM | DT_SINGLELINE );
weeknums->top+=textHeight * 1.25;
weeknums->bottom+=textHeight * 1.25;
}
MoveToEx(hdc, weeknums->right, days->bottom + 5 , NULL);
LineTo(hdc, weeknums->right, weeknums->bottom - 1.25 * textHeight - 5);
}
/* currentFont was font at entering Refresh */
SetBkColor(hdc, oldBkColor);
SelectObject(hdc, currentFont);
SetTextColor(hdc, oldTextColor);
}
static LRESULT
MONTHCAL_GetMinReqRect(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
LPRECT lpRect = (LPRECT) lParam;
TRACE("%x %lx\n", wParam, lParam);
/* validate parameters */
if((infoPtr==NULL) ||(lpRect == NULL) ) return FALSE;
lpRect->left = infoPtr->rcClient.left;
lpRect->right = infoPtr->rcClient.right;
lpRect->top = infoPtr->rcClient.top;
lpRect->bottom = infoPtr->rcClient.bottom;
return TRUE;
}
static LRESULT
MONTHCAL_GetColor(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
TRACE("%x %lx\n", wParam, lParam);
switch((int)wParam) {
case MCSC_BACKGROUND:
return infoPtr->bk;
case MCSC_TEXT:
return infoPtr->txt;
case MCSC_TITLEBK:
return infoPtr->titlebk;
case MCSC_TITLETEXT:
return infoPtr->titletxt;
case MCSC_MONTHBK:
return infoPtr->monthbk;
case MCSC_TRAILINGTEXT:
return infoPtr->trailingtxt;
}
return -1;
}
static LRESULT
MONTHCAL_SetColor(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
int prev = -1;
TRACE("%x %lx\n", wParam, lParam);
switch((int)wParam) {
case MCSC_BACKGROUND:
prev = infoPtr->bk;
infoPtr->bk = (COLORREF)lParam;
break;
case MCSC_TEXT:
prev = infoPtr->txt;
infoPtr->txt = (COLORREF)lParam;
break;
case MCSC_TITLEBK:
prev = infoPtr->titlebk;
infoPtr->titlebk = (COLORREF)lParam;
break;
case MCSC_TITLETEXT:
prev=infoPtr->titletxt;
infoPtr->titletxt = (COLORREF)lParam;
break;
case MCSC_MONTHBK:
prev = infoPtr->monthbk;
infoPtr->monthbk = (COLORREF)lParam;
break;
case MCSC_TRAILINGTEXT:
prev = infoPtr->trailingtxt;
infoPtr->trailingtxt = (COLORREF)lParam;
break;
}
return prev;
}
static LRESULT
MONTHCAL_GetMonthDelta(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
TRACE("%x %lx\n", wParam, lParam);
if(infoPtr->delta)
return infoPtr->delta;
else
return infoPtr->visible;
}
static LRESULT
MONTHCAL_SetMonthDelta(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
int prev = infoPtr->delta;
TRACE("%x %lx\n", wParam, lParam);
infoPtr->delta = (int)wParam;
return prev;
}
static LRESULT
MONTHCAL_GetFirstDayOfWeek(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
return infoPtr->firstDay;
}
/* sets the first day of the week that will appear in the control */
/* 0 == Monday, 6 == Sunday */
/* FIXME: this needs to be implemented properly in MONTHCAL_Refresh() */
/* FIXME: we need more error checking here */
static LRESULT
MONTHCAL_SetFirstDayOfWeek(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
int prev = infoPtr->firstDay;
char buf[40];
int day;
TRACE("%x %lx\n", wParam, lParam);
if((lParam >= 0) && (lParam < 7)) {
infoPtr->firstDay = (int)lParam;
GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_IFIRSTDAYOFWEEK,
buf, sizeof(buf));
TRACE("%s %d\n", buf, strlen(buf));
if((sscanf(buf, "%d", &day) == 1) &&(infoPtr->firstDay != day))
infoPtr->firstDay = day;
}
return prev;
}
/* FIXME: fill this in */
static LRESULT
MONTHCAL_GetMonthRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
TRACE("%x %lx\n", wParam, lParam);
FIXME("stub\n");
return infoPtr->monthRange;
}
static LRESULT
MONTHCAL_GetMaxTodayWidth(HWND hwnd)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
return(infoPtr->today.right - infoPtr->today.left);
}
/* FIXME: are validated times taken from current date/time or simply
* copied?
* FIXME: check whether MCM_GETMONTHRANGE shows correct result after
* adjusting range with MCM_SETRANGE
*/
static LRESULT
MONTHCAL_SetRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME lprgSysTimeArray[1];
int prev;
TRACE("%x %lx\n", wParam, lParam);
if(wParam & GDTR_MAX) {
if(MONTHCAL_ValidateTime(lprgSysTimeArray[1])){
MONTHCAL_CopyTime(&lprgSysTimeArray[1], &infoPtr->maxDate);
infoPtr->rangeValid|=GDTR_MAX;
} else {
GetSystemTime(&infoPtr->todaysDate);
MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->maxDate);
}
}
if(wParam & GDTR_MIN) {
if(MONTHCAL_ValidateTime(lprgSysTimeArray[0])) {
MONTHCAL_CopyTime(&lprgSysTimeArray[0], &infoPtr->maxDate);
infoPtr->rangeValid|=GDTR_MIN;
} else {
GetSystemTime(&infoPtr->todaysDate);
MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->maxDate);
}
}
prev = infoPtr->monthRange;
infoPtr->monthRange = infoPtr->maxDate.wMonth - infoPtr->minDate.wMonth;
if(infoPtr->monthRange!=prev) {
COMCTL32_ReAlloc(infoPtr->monthdayState,
infoPtr->monthRange * sizeof(MONTHDAYSTATE));
}
return 1;
}
/* CHECKME: At the moment, we copy ranges anyway,regardless of
* infoPtr->rangeValid; a invalid range is simply filled with zeros in
* SetRange. Is this the right behavior?
*/
static LRESULT
MONTHCAL_GetRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME *lprgSysTimeArray = (SYSTEMTIME *)lParam;
/* validate parameters */
if((infoPtr==NULL) || (lprgSysTimeArray==NULL)) return FALSE;
MONTHCAL_CopyTime(&infoPtr->maxDate, &lprgSysTimeArray[1]);
MONTHCAL_CopyTime(&infoPtr->minDate, &lprgSysTimeArray[0]);
return infoPtr->rangeValid;
}
static LRESULT
MONTHCAL_SetDayState(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
int i, iMonths = (int)wParam;
MONTHDAYSTATE *dayStates = (LPMONTHDAYSTATE)lParam;
TRACE("%x %lx\n", wParam, lParam);
if(iMonths!=infoPtr->monthRange) return 0;
for(i=0; i<iMonths; i++)
infoPtr->monthdayState[i] = dayStates[i];
return 1;
}
static LRESULT
MONTHCAL_GetCurSel(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME *lpSel = (SYSTEMTIME *) lParam;
TRACE("%x %lx\n", wParam, lParam);
if((infoPtr==NULL) ||(lpSel==NULL)) return FALSE;
if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) return FALSE;
MONTHCAL_CopyTime(&infoPtr->minSel, lpSel);
return TRUE;
}
/* FIXME: if the specified date is not visible, make it visible */
/* FIXME: redraw? */
static LRESULT
MONTHCAL_SetCurSel(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME *lpSel = (SYSTEMTIME *)lParam;
TRACE("%x %lx\n", wParam, lParam);
if((infoPtr==NULL) ||(lpSel==NULL)) return FALSE;
if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) return FALSE;
TRACE("%d %d\n", lpSel->wMonth, lpSel->wDay);
MONTHCAL_CopyTime(lpSel, &infoPtr->minSel);
MONTHCAL_CopyTime(lpSel, &infoPtr->maxSel);
InvalidateRect(hwnd, NULL, FALSE);
return TRUE;
}
static LRESULT
MONTHCAL_GetMaxSelCount(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
TRACE("%x %lx\n", wParam, lParam);
return infoPtr->maxSelCount;
}
static LRESULT
MONTHCAL_SetMaxSelCount(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
TRACE("%x %lx\n", wParam, lParam);
if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) {
infoPtr->maxSelCount = wParam;
}
return TRUE;
}
static LRESULT
MONTHCAL_GetSelRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME *lprgSysTimeArray = (SYSTEMTIME *) lParam;
TRACE("%x %lx\n", wParam, lParam);
/* validate parameters */
if((infoPtr==NULL) ||(lprgSysTimeArray==NULL)) return FALSE;
if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT)
{
MONTHCAL_CopyTime(&infoPtr->maxSel, &lprgSysTimeArray[1]);
MONTHCAL_CopyTime(&infoPtr->minSel, &lprgSysTimeArray[0]);
TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
return TRUE;
}
return FALSE;
}
static LRESULT
MONTHCAL_SetSelRange(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME *lprgSysTimeArray = (SYSTEMTIME *) lParam;
TRACE("%x %lx\n", wParam, lParam);
/* validate parameters */
if((infoPtr==NULL) ||(lprgSysTimeArray==NULL)) return FALSE;
if(GetWindowLongA( hwnd, GWL_STYLE) & MCS_MULTISELECT)
{
MONTHCAL_CopyTime(&lprgSysTimeArray[1], &infoPtr->maxSel);
MONTHCAL_CopyTime(&lprgSysTimeArray[0], &infoPtr->minSel);
TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay);
return TRUE;
}
return FALSE;
}
static LRESULT
MONTHCAL_GetToday(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME *lpToday = (SYSTEMTIME *) lParam;
TRACE("%x %lx\n", wParam, lParam);
/* validate parameters */
if((infoPtr==NULL) || (lpToday==NULL)) return FALSE;
MONTHCAL_CopyTime(&infoPtr->todaysDate, lpToday);
return TRUE;
}
static LRESULT
MONTHCAL_SetToday(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
SYSTEMTIME *lpToday = (SYSTEMTIME *) lParam;
TRACE("%x %lx\n", wParam, lParam);
/* validate parameters */
if((infoPtr==NULL) ||(lpToday==NULL)) return FALSE;
MONTHCAL_CopyTime(lpToday, &infoPtr->todaysDate);
return TRUE;
}
static LRESULT
MONTHCAL_HitTest(HWND hwnd, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
PMCHITTESTINFO lpht = (PMCHITTESTINFO)lParam;
UINT x,y;
DWORD retval;
x = lpht->pt.x;
y = lpht->pt.y;
retval = MCHT_NOWHERE;
/* are we in the header? */
if(PtInRect(&infoPtr->title, lpht->pt)) {
if(PtInRect(&infoPtr->titlebtnprev, lpht->pt)) {
retval = MCHT_TITLEBTNPREV;
goto done;
}
if(PtInRect(&infoPtr->titlebtnnext, lpht->pt)) {
retval = MCHT_TITLEBTNNEXT;
goto done;
}
if(PtInRect(&infoPtr->titlemonth, lpht->pt)) {
retval = MCHT_TITLEMONTH;
goto done;
}
if(PtInRect(&infoPtr->titleyear, lpht->pt)) {
retval = MCHT_TITLEYEAR;
goto done;
}
retval = MCHT_TITLE;
goto done;
}
if(PtInRect(&infoPtr->days, lpht->pt)) {
retval = MCHT_CALENDARDAY; /* FIXME: find out which day we're on */
goto done;
}
if(PtInRect(&infoPtr->weeknums, lpht->pt)) {
retval = MCHT_CALENDARWEEKNUM; /* FIXME: find out which day we're on */
goto done;
}
if(PtInRect(&infoPtr->prevmonth, lpht->pt)) {
retval = MCHT_CALENDARDATEPREV;
goto done;
}
if(PtInRect(&infoPtr->nextmonth, lpht->pt) ||
((y > infoPtr->nextmonth.bottom) && (y < infoPtr->nextmonth.bottom +
infoPtr->height_increment) && (x < infoPtr->rcClient.right) &&
(x > infoPtr->rcDraw.left))) {
retval = MCHT_CALENDARDATENEXT;
goto done;
}
if(PtInRect(&infoPtr->today, lpht->pt)) {
retval = MCHT_TODAYLINK;
goto done;
}
/* MCHT_CALENDARDATE determination: since the next & previous month have
* been handled already(MCHT_CALENDARDATEPREV/NEXT), we only have to check
* whether we're in the calendar area. infoPtr->prevMonth.left handles the
* MCS_WEEKNUMBERS style nicely.
*/
TRACE("%d %d [%d %d %d %d] [%d %d %d %d]\n", x, y,
infoPtr->prevmonth.left, infoPtr->prevmonth.right,
infoPtr->prevmonth.top, infoPtr->prevmonth.bottom,
infoPtr->nextmonth.left, infoPtr->nextmonth.right,
infoPtr->nextmonth.top, infoPtr->nextmonth.bottom);
if((x > infoPtr->rcClient.left) && (x < infoPtr->rcClient.right) &&
(y > infoPtr->rcClient.top) && (y < infoPtr->nextmonth.bottom)) {
lpht->st.wYear = infoPtr->currentYear;
lpht->st.wMonth = infoPtr->currentMonth;
lpht->st.wDay = MONTHCAL_CalcDayFromPos(infoPtr, x, y);
TRACE("day hit: %d\n", lpht->st.wDay);
retval = MCHT_CALENDARDATE;
goto done;
}
/* Hit nothing special? What's left must be background :-) */
retval = MCHT_CALENDARBK;
done:
lpht->uHit = retval;
return retval;
}
static void MONTHCAL_GoToNextMonth(HWND hwnd, MONTHCAL_INFO *infoPtr)
{
DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
TRACE("MONTHCAL_GoToNextMonth\n");
infoPtr->currentMonth++;
if(infoPtr->currentMonth > 12) {
infoPtr->currentYear++;
infoPtr->currentMonth = 1;
}
if(dwStyle & MCS_DAYSTATE) {
NMDAYSTATE nmds;
int i;
nmds.nmhdr.hwndFrom = hwnd;
nmds.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
nmds.nmhdr.code = MCN_GETDAYSTATE;
nmds.cDayState = infoPtr->monthRange;
nmds.prgDayState = COMCTL32_Alloc(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
SendMessageA(GetParent(hwnd), WM_NOTIFY,
(WPARAM)nmds.nmhdr.idFrom, (LPARAM)&nmds);
for(i=0; i<infoPtr->monthRange; i++)
infoPtr->monthdayState[i] = nmds.prgDayState[i];
}
}
static void MONTHCAL_GoToPrevMonth(HWND hwnd, MONTHCAL_INFO *infoPtr)
{
DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
TRACE("MONTHCAL_GoToPrevMonth\n");
infoPtr->currentMonth--;
if(infoPtr->currentMonth < 1) {
infoPtr->currentYear--;
infoPtr->currentMonth = 12;
}
if(dwStyle & MCS_DAYSTATE) {
NMDAYSTATE nmds;
int i;
nmds.nmhdr.hwndFrom = hwnd;
nmds.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
nmds.nmhdr.code = MCN_GETDAYSTATE;
nmds.cDayState = infoPtr->monthRange;
nmds.prgDayState = COMCTL32_Alloc
(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
SendMessageA(GetParent(hwnd), WM_NOTIFY,
(WPARAM)nmds.nmhdr.idFrom, (LPARAM)&nmds);
for(i=0; i<infoPtr->monthRange; i++)
infoPtr->monthdayState[i] = nmds.prgDayState[i];
}
}
static LRESULT
MONTHCAL_LButtonDown(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
MCHITTESTINFO ht;
DWORD hit;
HMENU hMenu;
HWND retval;
BOOL redraw = FALSE;
RECT rcDay; /* used in determining area to invalidate */
TRACE("%x %lx\n", wParam, lParam);
ht.pt.x = (INT)LOWORD(lParam);
ht.pt.y = (INT)HIWORD(lParam);
hit = MONTHCAL_HitTest(hwnd, (LPARAM)&ht);
/* FIXME: these flags should be checked by */
/*((hit & MCHT_XXX) == MCHT_XXX) b/c some of the flags are */
/* multi-bit */
if(hit & MCHT_NEXT) {
redraw = TRUE;
MONTHCAL_GoToNextMonth(hwnd, infoPtr);
infoPtr->status = MC_NEXTPRESSED;
SetTimer(hwnd, MC_NEXTMONTHTIMER, MC_NEXTMONTHDELAY, 0);
InvalidateRect(hwnd, NULL, FALSE);
}
if(hit & MCHT_PREV) {
redraw = TRUE;
MONTHCAL_GoToPrevMonth(hwnd, infoPtr);
infoPtr->status = MC_PREVPRESSED;
SetTimer(hwnd, MC_PREVMONTHTIMER, MC_NEXTMONTHDELAY, 0);
InvalidateRect(hwnd, NULL, FALSE);
}
if(hit == MCHT_TITLEMONTH) {
/*
HRSRC hrsrc = FindResourceA( COMCTL32_hModule, MAKEINTRESOURCEA(IDD_MCMONTHMENU), RT_MENUA );
if(!hrsrc) {
TRACE("returning zero\n");
return 0;
}
TRACE("resource is:%x\n",hrsrc);
hMenu = LoadMenuIndirectA((LPCVOID)LoadResource( COMCTL32_hModule, hrsrc ));
TRACE("menu is:%x\n",hMenu);
*/
hMenu = CreateMenu();
AppendMenuA(hMenu, MF_STRING,IDM_JAN, "January");
AppendMenuA(hMenu, MF_STRING,IDM_FEB, "February");
AppendMenuA(hMenu, MF_STRING,IDM_MAR, "March");
retval = CreateWindowA(POPUPMENU_CLASS_ATOM, NULL,
WS_CHILD | WS_VISIBLE, 0, 0 ,100 , 220,
hwnd, hMenu, GetWindowLongA(hwnd, GWL_HINSTANCE), NULL);
TRACE("hwnd returned:%x\n", retval);
}
if(hit == MCHT_TITLEYEAR) {
FIXME("create updown for yearselection\n");
}
if(hit == MCHT_TODAYLINK) {
FIXME("set currentday\n");
}
if(hit == MCHT_CALENDARDATE) {
SYSTEMTIME selArray[2];
NMSELCHANGE nmsc;
TRACE("\n");
nmsc.nmhdr.hwndFrom = hwnd;
nmsc.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
nmsc.nmhdr.code = MCN_SELCHANGE;
MONTHCAL_CopyTime(&nmsc.stSelStart, &infoPtr->minSel);
MONTHCAL_CopyTime(&nmsc.stSelEnd, &infoPtr->maxSel);
SendMessageA(GetParent(hwnd), WM_NOTIFY,
(WPARAM)nmsc.nmhdr.idFrom,(LPARAM)&nmsc);
MONTHCAL_CopyTime(&ht.st, &selArray[0]);
MONTHCAL_CopyTime(&ht.st, &selArray[1]);
MONTHCAL_SetSelRange(hwnd,0,(LPARAM) &selArray);
/* FIXME: for some reason if RedrawWindow has a NULL instead of zero it gives */
/* a compiler warning */
/* redraw both old and new days if the selected day changed */
if(infoPtr->curSelDay != ht.st.wDay) {
MONTHCAL_CalcPosFromDay(infoPtr, ht.st.wDay, ht.st.wMonth, &rcDay);
RedrawWindow(hwnd, &rcDay, 0, RDW_ERASE|RDW_INVALIDATE);
MONTHCAL_CalcPosFromDay(infoPtr, infoPtr->curSelDay, infoPtr->currentMonth, &rcDay);
RedrawWindow(hwnd, &rcDay, 0, RDW_ERASE|RDW_INVALIDATE);
}
infoPtr->firstSelDay = ht.st.wDay;
infoPtr->curSelDay = ht.st.wDay;
infoPtr->status = MC_SEL_LBUTDOWN;
}
return 0;
}
static LRESULT
MONTHCAL_LButtonUp(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
NMSELCHANGE nmsc;
NMHDR nmhdr;
BOOL redraw = FALSE;
TRACE("\n");
if(infoPtr->status & MC_NEXTPRESSED) {
KillTimer(hwnd, MC_NEXTMONTHTIMER);
redraw = TRUE;
}
if(infoPtr->status & MC_PREVPRESSED) {
KillTimer(hwnd, MC_PREVMONTHTIMER);
redraw = TRUE;
}
infoPtr->status = MC_SEL_LBUTUP;
nmhdr.hwndFrom = hwnd;
nmhdr.idFrom = GetWindowLongA( hwnd, GWL_ID);
nmhdr.code = NM_RELEASEDCAPTURE;
TRACE("Sent notification from %x to %x\n", hwnd, GetParent(hwnd));
SendMessageA(GetParent(hwnd), WM_NOTIFY,
(WPARAM)nmhdr.idFrom, (LPARAM)&nmhdr);
nmsc.nmhdr.hwndFrom = hwnd;
nmsc.nmhdr.idFrom = GetWindowLongA(hwnd, GWL_ID);
nmsc.nmhdr.code = MCN_SELECT;
MONTHCAL_CopyTime(&nmsc.stSelStart, &infoPtr->minSel);
MONTHCAL_CopyTime(&nmsc.stSelEnd, &infoPtr->maxSel);
SendMessageA(GetParent(hwnd), WM_NOTIFY,
(WPARAM)nmsc.nmhdr.idFrom, (LPARAM)&nmsc);
/* redraw if necessary */
if(redraw)
InvalidateRect(hwnd, NULL, FALSE);
return 0;
}
static LRESULT
MONTHCAL_Timer(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
BOOL redraw = FALSE;
TRACE(" %d\n", wParam);
if(!infoPtr) return 0;
switch(wParam) {
case MC_NEXTMONTHTIMER:
redraw = TRUE;
MONTHCAL_GoToNextMonth(hwnd, infoPtr);
break;
case MC_PREVMONTHTIMER:
redraw = TRUE;
MONTHCAL_GoToPrevMonth(hwnd, infoPtr);
break;
default:
ERR("got unknown timer\n");
}
/* redraw only if necessary */
if(redraw)
InvalidateRect(hwnd, NULL, FALSE);
return 0;
}
static LRESULT
MONTHCAL_MouseMove(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
MCHITTESTINFO ht;
int oldselday, selday, hit;
RECT r;
if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0;
ht.pt.x = LOWORD(lParam);
ht.pt.y = HIWORD(lParam);
hit = MONTHCAL_HitTest(hwnd, (LPARAM)&ht);
/* not on the calendar date numbers? bail out */
TRACE("hit:%x\n",hit);
if((hit & MCHT_CALENDARDATE) != MCHT_CALENDARDATE) return 0;
selday = ht.st.wDay;
oldselday = infoPtr->curSelDay;
infoPtr->curSelDay = selday;
MONTHCAL_CalcPosFromDay(infoPtr, selday, ht.st. wMonth, &r);
if(GetWindowLongA(hwnd, GWL_STYLE) & MCS_MULTISELECT) {
SYSTEMTIME selArray[2];
int i;
MONTHCAL_GetSelRange(hwnd, 0, (LPARAM)&selArray);
i = 0;
if(infoPtr->firstSelDay==selArray[0].wDay) i=1;
TRACE("oldRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i);
if(infoPtr->firstSelDay==selArray[1].wDay) {
/* 1st time we get here: selArray[0]=selArray[1]) */
/* if we're still at the first selected date, return */
if(infoPtr->firstSelDay==selday) goto done;
if(selday<infoPtr->firstSelDay) i = 0;
}
if(abs(infoPtr->firstSelDay - selday) >= infoPtr->maxSelCount) {
if(selday>infoPtr->firstSelDay)
selday = infoPtr->firstSelDay + infoPtr->maxSelCount;
else
selday = infoPtr->firstSelDay - infoPtr->maxSelCount;
}
if(selArray[i].wDay!=selday) {
TRACE("newRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i);
selArray[i].wDay = selday;
if(selArray[0].wDay>selArray[1].wDay) {
DWORD tempday;
tempday = selArray[1].wDay;
selArray[1].wDay = selArray[0].wDay;
selArray[0].wDay = tempday;
}
MONTHCAL_SetSelRange(hwnd, 0, (LPARAM)&selArray);
}
}
done:
/* only redraw if the currently selected day changed */
/* FIXME: this should specify a rectangle containing only the days that changed */
/* using RedrawWindow */
if(oldselday != infoPtr->curSelDay)
InvalidateRect(hwnd, NULL, FALSE);
return 0;
}
static LRESULT
MONTHCAL_Paint(HWND hwnd, WPARAM wParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
HDC hdc;
PAINTSTRUCT ps;
/* fill ps.rcPaint with a default rect */
memcpy(&(ps.rcPaint), &(infoPtr->rcClient), sizeof(infoPtr->rcClient));
hdc = (wParam==0 ? BeginPaint(hwnd, &ps) : (HDC)wParam);
MONTHCAL_Refresh(hwnd, hdc, &ps);
if(!wParam) EndPaint(hwnd, &ps);
return 0;
}
static LRESULT
MONTHCAL_KillFocus(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACE("\n");
InvalidateRect(hwnd, NULL, TRUE);
return 0;
}
static LRESULT
MONTHCAL_SetFocus(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACE("\n");
InvalidateRect(hwnd, NULL, FALSE);
return 0;
}
/* sets the size information */
static void MONTHCAL_UpdateSize(HWND hwnd)
{
HDC hdc = GetDC(hwnd);
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
RECT *rcClient=&infoPtr->rcClient;
RECT *rcDraw=&infoPtr->rcDraw;
RECT *title=&infoPtr->title;
RECT *prev=&infoPtr->titlebtnprev;
RECT *next=&infoPtr->titlebtnnext;
RECT *titlemonth=&infoPtr->titlemonth;
RECT *titleyear=&infoPtr->titleyear;
RECT *days=&infoPtr->days;
SIZE size;
TEXTMETRICA tm;
DWORD dwStyle = GetWindowLongA(hwnd, GWL_STYLE);
HFONT currentFont;
currentFont = SelectObject(hdc, infoPtr->hFont);
/* FIXME: need a way to determine current font, without setting it */
/*
if(infoPtr->hFont!=currentFont) {
SelectObject(hdc, currentFont);
infoPtr->hFont=currentFont;
GetObjectA(currentFont, sizeof(LOGFONTA), &logFont);
logFont.lfWeight=FW_BOLD;
infoPtr->hBoldFont = CreateFontIndirectA(&logFont);
}
*/
/* get the height and width of each day's text */
GetTextMetricsA(hdc, &tm);
infoPtr->textHeight = tm.tmHeight + tm.tmExternalLeading;
GetTextExtentPoint32A(hdc, "Sun", 3, &size);
infoPtr->textWidth = size.cx + 2;
/* retrieve the controls client rectangle info infoPtr->rcClient */
GetClientRect(hwnd, rcClient);
if(dwStyle & MCS_WEEKNUMBERS)
infoPtr->rcClient.right+=infoPtr->textWidth;
/* rcDraw is the rectangle the control is drawn in */
rcDraw->left = rcClient->left;
rcDraw->right = rcClient->right;
rcDraw->top = rcClient->top;
rcDraw->bottom = rcClient->bottom;
/* this is correct, the control does NOT expand vertically */
/* like it does horizontally */
/* make sure we don't move the controls bottom out of the client */
/* area */
if((rcDraw->top + 8 * infoPtr->textHeight + 5) < rcDraw->bottom) {
rcDraw->bottom = rcDraw->top + 8 * infoPtr->textHeight + 5;
}
/* calculate title area */
title->top = rcClient->top;
title->bottom = title->top + 2 * infoPtr->textHeight + 4;
title->left = rcClient->left;
title->right = rcClient->right;
/* recalculate the height and width increments and offsets */
infoPtr->width_increment = (infoPtr->rcDraw.right - infoPtr->rcDraw.left) / 7.0;
infoPtr->height_increment = (infoPtr->rcDraw.bottom - infoPtr->rcDraw.top) / 7.0;
infoPtr->left_offset = (infoPtr->rcDraw.right - infoPtr->rcDraw.left) - (infoPtr->width_increment * 7.0);
infoPtr->top_offset = (infoPtr->rcDraw.bottom - infoPtr->rcDraw.top) - (infoPtr->height_increment * 7.0);
/* set the dimensions of the next and previous buttons and center */
/* the month text vertically */
prev->top = next->top = title->top + 6;
prev->bottom = next->bottom = title->top + 2 * infoPtr->textHeight - 3;
prev->right = title->left + 28;
prev->left = title->left + 4;
next->left = title->right - 28;
next->right = title->right - 4;
/* titlemonth->left and right change based upon the current month */
/* and are recalculated in refresh as the current month may change */
/* without the control being resized */
titlemonth->bottom = titleyear->bottom = prev->top + 2 * infoPtr->textHeight - 3;
titlemonth->top = titleyear->top = title->top;
/* setup the dimensions of the rectangle we draw the names of the */
/* days of the week in */
days->left = infoPtr->left_offset;
if(dwStyle & MCS_WEEKNUMBERS) days->left+=infoPtr->textWidth;
days->right = days->left + infoPtr->width_increment;
days->top = title->bottom + 2;
days->bottom = title->bottom + infoPtr->textHeight + 2;
/* restore the originally selected font */
SelectObject(hdc, currentFont);
ReleaseDC(hwnd, hdc);
}
static LRESULT MONTHCAL_Size(HWND hwnd, int Width, int Height)
{
TRACE("(hwnd=%x, width=%d, height=%d)\n", hwnd, Width, Height);
MONTHCAL_UpdateSize(hwnd);
/* invalidate client area and erase background */
InvalidateRect(hwnd, NULL, TRUE);
return 0;
}
/* FIXME: check whether dateMin/dateMax need to be adjusted. */
static LRESULT
MONTHCAL_Create(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr;
LOGFONTA logFont;
/* allocate memory for info structure */
infoPtr =(MONTHCAL_INFO*)COMCTL32_Alloc(sizeof(MONTHCAL_INFO));
SetWindowLongA(hwnd, 0, (DWORD)infoPtr);
if(infoPtr == NULL) {
ERR( "could not allocate info memory!\n");
return 0;
}
if((MONTHCAL_INFO*)GetWindowLongA(hwnd, 0) != infoPtr) {
ERR( "pointer assignment error!\n");
return 0;
}
infoPtr->hFont = GetStockObject(DEFAULT_GUI_FONT);
GetObjectA(infoPtr->hFont, sizeof(LOGFONTA), &logFont);
logFont.lfWeight = FW_BOLD;
infoPtr->hBoldFont = CreateFontIndirectA(&logFont);
/* initialize info structure */
/* FIXME: calculate systemtime ->> localtime(substract timezoneinfo) */
GetSystemTime(&infoPtr->todaysDate);
infoPtr->firstDay = 0;
infoPtr->currentMonth = infoPtr->todaysDate.wMonth;
infoPtr->currentYear = infoPtr->todaysDate.wYear;
MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->minDate);
MONTHCAL_CopyTime(&infoPtr->todaysDate, &infoPtr->maxDate);
infoPtr->maxSelCount = 6;
infoPtr->monthRange = 3;
infoPtr->monthdayState = COMCTL32_Alloc
(infoPtr->monthRange * sizeof(MONTHDAYSTATE));
infoPtr->titlebk = GetSysColor(COLOR_ACTIVECAPTION);
infoPtr->titletxt = GetSysColor(COLOR_WINDOW);
infoPtr->monthbk = GetSysColor(COLOR_WINDOW);
infoPtr->trailingtxt = GetSysColor(COLOR_GRAYTEXT);
infoPtr->bk = GetSysColor(COLOR_WINDOW);
infoPtr->txt = GetSysColor(COLOR_WINDOWTEXT);
/* call MONTHCAL_UpdateSize to set all of the dimensions */
/* of the control */
MONTHCAL_UpdateSize(hwnd);
return 0;
}
static LRESULT
MONTHCAL_Destroy(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(hwnd);
/* free month calendar info data */
COMCTL32_Free(infoPtr);
SetWindowLongA(hwnd, 0, 0);
return 0;
}
static LRESULT WINAPI
MONTHCAL_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
TRACE("hwnd=%x msg=%x wparam=%x lparam=%lx\n", hwnd, uMsg, wParam, lParam);
if (!MONTHCAL_GetInfoPtr(hwnd) && (uMsg != WM_CREATE))
return DefWindowProcA(hwnd, uMsg, wParam, lParam);
switch(uMsg)
{
case MCM_GETCURSEL:
return MONTHCAL_GetCurSel(hwnd, wParam, lParam);
case MCM_SETCURSEL:
return MONTHCAL_SetCurSel(hwnd, wParam, lParam);
case MCM_GETMAXSELCOUNT:
return MONTHCAL_GetMaxSelCount(hwnd, wParam, lParam);
case MCM_SETMAXSELCOUNT:
return MONTHCAL_SetMaxSelCount(hwnd, wParam, lParam);
case MCM_GETSELRANGE:
return MONTHCAL_GetSelRange(hwnd, wParam, lParam);
case MCM_SETSELRANGE:
return MONTHCAL_SetSelRange(hwnd, wParam, lParam);
case MCM_GETMONTHRANGE:
return MONTHCAL_GetMonthRange(hwnd, wParam, lParam);
case MCM_SETDAYSTATE:
return MONTHCAL_SetDayState(hwnd, wParam, lParam);
case MCM_GETMINREQRECT:
return MONTHCAL_GetMinReqRect(hwnd, wParam, lParam);
case MCM_GETCOLOR:
return MONTHCAL_GetColor(hwnd, wParam, lParam);
case MCM_SETCOLOR:
return MONTHCAL_SetColor(hwnd, wParam, lParam);
case MCM_GETTODAY:
return MONTHCAL_GetToday(hwnd, wParam, lParam);
case MCM_SETTODAY:
return MONTHCAL_SetToday(hwnd, wParam, lParam);
case MCM_HITTEST:
return MONTHCAL_HitTest(hwnd,lParam);
case MCM_GETFIRSTDAYOFWEEK:
return MONTHCAL_GetFirstDayOfWeek(hwnd, wParam, lParam);
case MCM_SETFIRSTDAYOFWEEK:
return MONTHCAL_SetFirstDayOfWeek(hwnd, wParam, lParam);
case MCM_GETRANGE:
return MONTHCAL_GetRange(hwnd, wParam, lParam);
case MCM_SETRANGE:
return MONTHCAL_SetRange(hwnd, wParam, lParam);
case MCM_GETMONTHDELTA:
return MONTHCAL_GetMonthDelta(hwnd, wParam, lParam);
case MCM_SETMONTHDELTA:
return MONTHCAL_SetMonthDelta(hwnd, wParam, lParam);
case MCM_GETMAXTODAYWIDTH:
return MONTHCAL_GetMaxTodayWidth(hwnd);
case WM_GETDLGCODE:
return DLGC_WANTARROWS | DLGC_WANTCHARS;
case WM_KILLFOCUS:
return MONTHCAL_KillFocus(hwnd, wParam, lParam);
case WM_LBUTTONDOWN:
return MONTHCAL_LButtonDown(hwnd, wParam, lParam);
case WM_MOUSEMOVE:
return MONTHCAL_MouseMove(hwnd, wParam, lParam);
case WM_LBUTTONUP:
return MONTHCAL_LButtonUp(hwnd, wParam, lParam);
case WM_PAINT:
return MONTHCAL_Paint(hwnd, wParam);
case WM_SETFOCUS:
return MONTHCAL_SetFocus(hwnd, wParam, lParam);
case WM_SIZE:
return MONTHCAL_Size(hwnd, (int)SLOWORD(lParam), (int)SHIWORD(lParam));
case WM_CREATE:
return MONTHCAL_Create(hwnd, wParam, lParam);
case WM_TIMER:
return MONTHCAL_Timer(hwnd, wParam, lParam);
case WM_DESTROY:
return MONTHCAL_Destroy(hwnd, wParam, lParam);
default:
if(uMsg >= WM_USER)
ERR( "unknown msg %04x wp=%08x lp=%08lx\n", uMsg, wParam, lParam);
return DefWindowProcA(hwnd, uMsg, wParam, lParam);
}
return 0;
}
void
MONTHCAL_Register(void)
{
WNDCLASSA wndClass;
ZeroMemory(&wndClass, sizeof(WNDCLASSA));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = (WNDPROC)MONTHCAL_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
wndClass.hCursor = LoadCursorA(0, IDC_ARROWA);
wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wndClass.lpszClassName = MONTHCAL_CLASSA;
RegisterClassA(&wndClass);
}
void
MONTHCAL_Unregister(void)
{
UnregisterClassA(MONTHCAL_CLASSA, (HINSTANCE)NULL);
}