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wine/dlls/comctl32/datetime.c

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/*
* Date and time picker control
*
* Copyright 1998, 1999 Eric Kohl
* Copyright 1999, 2000 Alex Priem <alexp@sci.kun.nl>
* Copyright 2000 Chris Morgan <cmorgan@wpi.edu>
* Copyright 2012 Owen Rudge for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* NOTE
*
* This code was audited for completeness against the documented features
* of Comctl32.dll version 6.0 on Oct. 20, 2004, by Dimitrie O. Paun.
*
* Unless otherwise noted, we believe this code to be complete, as per
* the specification mentioned above.
* If you discover missing features, or bugs, please note them below.
*
* TODO:
* -- DTS_APPCANPARSE
* -- DTS_SHORTDATECENTURYFORMAT
* -- DTN_FORMAT
* -- DTN_FORMATQUERY
* -- DTN_USERSTRING
* -- DTN_WMKEYDOWN
* -- FORMATCALLBACK
*/
#include <math.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include <limits.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
#include "commctrl.h"
#include "comctl32.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(datetime);
typedef struct
{
HWND hwndSelf;
HWND hMonthCal;
HWND hwndNotify;
HWND hUpdown;
DWORD dwStyle;
SYSTEMTIME date;
BOOL dateValid;
HWND hwndCheckbut;
RECT rcClient; /* rect around the edge of the window */
RECT rcDraw; /* rect inside of the border */
RECT checkbox; /* checkbox allowing the control to be enabled/disabled */
RECT calbutton; /* button that toggles the dropdown of the monthcal control */
BOOL bCalDepressed; /* TRUE = cal button is depressed */
int bDropdownEnabled;
int select;
WCHAR charsEntered[4];
int nCharsEntered;
HFONT hFont;
int nrFieldsAllocated;
int nrFields;
int haveFocus;
int *fieldspec;
RECT *fieldRect;
int *buflen;
WCHAR textbuf[256];
POINT monthcal_pos;
int pendingUpdown;
} DATETIME_INFO, *LPDATETIME_INFO;
/* in monthcal.c */
extern int MONTHCAL_MonthLength(int month, int year);
extern int MONTHCAL_CalculateDayOfWeek(SYSTEMTIME *date, BOOL inplace);
/* this list of defines is closely related to `allowedformatchars' defined
* in datetime.c; the high nibble indicates the `base type' of the format
* specifier.
* Do not change without first reading DATETIME_UseFormat.
*
*/
#define DT_END_FORMAT 0
#define ONEDIGITDAY 0x01
#define TWODIGITDAY 0x02
#define THREECHARDAY 0x03
#define FULLDAY 0x04
#define ONEDIGIT12HOUR 0x11
#define TWODIGIT12HOUR 0x12
#define ONEDIGIT24HOUR 0x21
#define TWODIGIT24HOUR 0x22
#define ONEDIGITMINUTE 0x31
#define TWODIGITMINUTE 0x32
#define ONEDIGITMONTH 0x41
#define TWODIGITMONTH 0x42
#define THREECHARMONTH 0x43
#define FULLMONTH 0x44
#define ONEDIGITSECOND 0x51
#define TWODIGITSECOND 0x52
#define ONELETTERAMPM 0x61
#define TWOLETTERAMPM 0x62
#define ONEDIGITYEAR 0x71
#define TWODIGITYEAR 0x72
#define INVALIDFULLYEAR 0x73 /* FIXME - yyy is not valid - we'll treat it as yyyy */
#define FULLYEAR 0x74
#define FORMATCALLBACK 0x81 /* -> maximum of 0x80 callbacks possible */
#define FORMATCALLMASK 0x80
#define DT_STRING 0x0100
#define DTHT_DATEFIELD 0xff /* for hit-testing */
#define DTHT_NONE 0x1000
#define DTHT_CHECKBOX 0x2000 /* these should end at '00' , to make */
#define DTHT_MCPOPUP 0x3000 /* & DTHT_DATEFIELD 0 when DATETIME_KeyDown */
#define DTHT_GOTFOCUS 0x4000 /* tests for date-fields */
#define DTHT_NODATEMASK 0xf000 /* to mask check and drop down from others */
static BOOL DATETIME_SendSimpleNotify (const DATETIME_INFO *infoPtr, UINT code);
static BOOL DATETIME_SendDateTimeChangeNotify (const DATETIME_INFO *infoPtr);
static const WCHAR allowedformatchars[] = {'d', 'h', 'H', 'm', 'M', 's', 't', 'y', 'X', 0};
static const int maxrepetition [] = {4,2,2,2,4,2,2,4,-1};
/* valid date limits */
static const SYSTEMTIME max_allowed_date = { /* wYear */ 9999, /* wMonth */ 12, /* wDayOfWeek */ 0, /* wDay */ 31 };
static const SYSTEMTIME min_allowed_date = { /* wYear */ 1752, /* wMonth */ 9, /* wDayOfWeek */ 0, /* wDay */ 14 };
static DWORD
DATETIME_GetSystemTime (const DATETIME_INFO *infoPtr, SYSTEMTIME *systime)
{
if (!systime) return GDT_NONE;
if ((infoPtr->dwStyle & DTS_SHOWNONE) &&
(SendMessageW (infoPtr->hwndCheckbut, BM_GETCHECK, 0, 0) == BST_UNCHECKED))
return GDT_NONE;
*systime = infoPtr->date;
return GDT_VALID;
}
/* Checks value is within configured date range
*
* PARAMETERS
*
* [I] infoPtr : valid pointer to control data
* [I] date : pointer to valid date data to check
*
* RETURN VALUE
*
* TRUE - date within configured range
* FALSE - date is outside configured range
*/
static BOOL DATETIME_IsDateInValidRange(const DATETIME_INFO *infoPtr, const SYSTEMTIME *date)
{
SYSTEMTIME range[2];
DWORD limits;
if ((MONTHCAL_CompareSystemTime(date, &max_allowed_date) == 1) ||
(MONTHCAL_CompareSystemTime(date, &min_allowed_date) == -1))
return FALSE;
limits = SendMessageW (infoPtr->hMonthCal, MCM_GETRANGE, 0, (LPARAM) &range);
if (limits & GDTR_MAX)
{
if (MONTHCAL_CompareSystemTime(date, &range[1]) == 1)
return FALSE;
}
if (limits & GDTR_MIN)
{
if (MONTHCAL_CompareSystemTime(date, &range[0]) == -1)
return FALSE;
}
return TRUE;
}
static BOOL
DATETIME_SetSystemTime (DATETIME_INFO *infoPtr, DWORD flag, const SYSTEMTIME *systime)
{
if (!systime) return 0;
TRACE("%04d/%02d/%02d %02d:%02d:%02d\n",
systime->wYear, systime->wMonth, systime->wDay,
systime->wHour, systime->wMinute, systime->wSecond);
if (flag == GDT_VALID) {
if (systime->wYear == 0 ||
systime->wMonth < 1 || systime->wMonth > 12 ||
systime->wDay < 1 ||
systime->wDay > MONTHCAL_MonthLength(systime->wMonth, systime->wYear) ||
systime->wHour > 23 ||
systime->wMinute > 59 ||
systime->wSecond > 59 ||
systime->wMilliseconds > 999
)
return FALSE;
/* Windows returns true if the date is valid but outside the limits set */
if (DATETIME_IsDateInValidRange(infoPtr, systime) == FALSE)
return TRUE;
infoPtr->dateValid = TRUE;
infoPtr->date = *systime;
/* always store a valid day of week */
MONTHCAL_CalculateDayOfWeek(&infoPtr->date, TRUE);
SendMessageW (infoPtr->hMonthCal, MCM_SETCURSEL, 0, (LPARAM)(&infoPtr->date));
SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_CHECKED, 0);
} else if ((infoPtr->dwStyle & DTS_SHOWNONE) && (flag == GDT_NONE)) {
infoPtr->dateValid = FALSE;
SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_UNCHECKED, 0);
}
else
return FALSE;
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return TRUE;
}
/***
* Split up a formattxt in actions.
* See ms documentation for the meaning of the letter codes/'specifiers'.
*
* Notes:
* *'dddddd' is handled as 'dddd' plus 'dd'.
* *unrecognized formats are strings (here given the type DT_STRING;
* start of the string is encoded in lower bits of DT_STRING.
* Therefore, 'string' ends finally up as '<show seconds>tring'.
*
*/
static void
DATETIME_UseFormat (DATETIME_INFO *infoPtr, LPCWSTR formattxt)
{
unsigned int i;
int j, k, len;
BOOL inside_literal = FALSE; /* inside '...' */
int *nrFields = &infoPtr->nrFields;
*nrFields = 0;
infoPtr->fieldspec[*nrFields] = 0;
len = strlenW(allowedformatchars);
k = 0;
for (i = 0; formattxt[i]; i++) {
TRACE ("\n%d %c:", i, formattxt[i]);
if (!inside_literal) {
for (j = 0; j < len; j++) {
if (allowedformatchars[j]==formattxt[i]) {
TRACE ("%c[%d,%x]", allowedformatchars[j], *nrFields, infoPtr->fieldspec[*nrFields]);
if ((*nrFields==0) && (infoPtr->fieldspec[*nrFields]==0)) {
infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
break;
}
if (infoPtr->fieldspec[*nrFields] >> 4 != j) {
(*nrFields)++;
infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
break;
}
if ((infoPtr->fieldspec[*nrFields] & 0x0f) == maxrepetition[j]) {
(*nrFields)++;
infoPtr->fieldspec[*nrFields] = (j<<4) + 1;
break;
}
infoPtr->fieldspec[*nrFields]++;
break;
} /* if allowedformatchar */
} /* for j */
}
else
j = len;
if (formattxt[i] == '\'')
{
inside_literal = !inside_literal;
continue;
}
/* char is not a specifier: handle char like a string */
if (j == len) {
if ((*nrFields==0) && (infoPtr->fieldspec[*nrFields]==0)) {
infoPtr->fieldspec[*nrFields] = DT_STRING + k;
infoPtr->buflen[*nrFields] = 0;
} else if ((infoPtr->fieldspec[*nrFields] & DT_STRING) != DT_STRING) {
(*nrFields)++;
infoPtr->fieldspec[*nrFields] = DT_STRING + k;
infoPtr->buflen[*nrFields] = 0;
}
infoPtr->textbuf[k] = formattxt[i];
k++;
infoPtr->buflen[*nrFields]++;
} /* if j=len */
if (*nrFields == infoPtr->nrFieldsAllocated) {
FIXME ("out of memory; should reallocate. crash ahead.\n");
}
} /* for i */
TRACE("\n");
if (infoPtr->fieldspec[*nrFields] != 0) (*nrFields)++;
}
static BOOL
DATETIME_SetFormatW (DATETIME_INFO *infoPtr, LPCWSTR format)
{
WCHAR format_buf[80];
if (!format) {
DWORD format_item;
if (infoPtr->dwStyle & DTS_LONGDATEFORMAT)
format_item = LOCALE_SLONGDATE;
else if ((infoPtr->dwStyle & DTS_TIMEFORMAT) == DTS_TIMEFORMAT)
format_item = LOCALE_STIMEFORMAT;
else /* DTS_SHORTDATEFORMAT */
format_item = LOCALE_SSHORTDATE;
GetLocaleInfoW(LOCALE_USER_DEFAULT, format_item, format_buf, sizeof(format_buf)/sizeof(format_buf[0]));
format = format_buf;
}
DATETIME_UseFormat (infoPtr, format);
InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
return TRUE;
}
static BOOL
DATETIME_SetFormatA (DATETIME_INFO *infoPtr, LPCSTR lpszFormat)
{
if (lpszFormat) {
BOOL retval;
INT len = MultiByteToWideChar(CP_ACP, 0, lpszFormat, -1, NULL, 0);
LPWSTR wstr = Alloc(len * sizeof(WCHAR));
if (wstr) MultiByteToWideChar(CP_ACP, 0, lpszFormat, -1, wstr, len);
retval = DATETIME_SetFormatW (infoPtr, wstr);
Free (wstr);
return retval;
}
else
return DATETIME_SetFormatW (infoPtr, 0);
}
static void
DATETIME_ReturnTxt (const DATETIME_INFO *infoPtr, int count, LPWSTR result, int resultSize)
{
static const WCHAR fmt_dW[] = { '%', 'd', 0 };
static const WCHAR fmt__2dW[] = { '%', '.', '2', 'd', 0 };
static const WCHAR fmt__3sW[] = { '%', '.', '3', 's', 0 };
SYSTEMTIME date = infoPtr->date;
int spec;
WCHAR buffer[80];
*result=0;
TRACE ("%d,%d\n", infoPtr->nrFields, count);
if (count>infoPtr->nrFields || count < 0) {
WARN ("buffer overrun, have %d want %d\n", infoPtr->nrFields, count);
return;
}
if (!infoPtr->fieldspec) return;
spec = infoPtr->fieldspec[count];
if (spec & DT_STRING) {
int txtlen = infoPtr->buflen[count];
if (txtlen > resultSize)
txtlen = resultSize - 1;
memcpy (result, infoPtr->textbuf + (spec &~ DT_STRING), txtlen * sizeof(WCHAR));
result[txtlen] = 0;
TRACE ("arg%d=%x->[%s]\n", count, infoPtr->fieldspec[count], debugstr_w(result));
return;
}
switch (spec) {
case DT_END_FORMAT:
*result = 0;
break;
case ONEDIGITDAY:
wsprintfW (result, fmt_dW, date.wDay);
break;
case TWODIGITDAY:
wsprintfW (result, fmt__2dW, date.wDay);
break;
case THREECHARDAY:
GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SABBREVDAYNAME1+(date.wDayOfWeek+6)%7, result, 4);
/*wsprintfW (result,"%.3s",days[date.wDayOfWeek]);*/
break;
case FULLDAY:
GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SDAYNAME1+(date.wDayOfWeek+6)%7, result, resultSize);
break;
case ONEDIGIT12HOUR:
if (date.wHour == 0) {
result[0] = '1';
result[1] = '2';
result[2] = 0;
}
else
wsprintfW (result, fmt_dW, date.wHour - (date.wHour > 12 ? 12 : 0));
break;
case TWODIGIT12HOUR:
if (date.wHour == 0) {
result[0] = '1';
result[1] = '2';
result[2] = 0;
}
else
wsprintfW (result, fmt__2dW, date.wHour - (date.wHour > 12 ? 12 : 0));
break;
case ONEDIGIT24HOUR:
wsprintfW (result, fmt_dW, date.wHour);
break;
case TWODIGIT24HOUR:
wsprintfW (result, fmt__2dW, date.wHour);
break;
case ONEDIGITSECOND:
wsprintfW (result, fmt_dW, date.wSecond);
break;
case TWODIGITSECOND:
wsprintfW (result, fmt__2dW, date.wSecond);
break;
case ONEDIGITMINUTE:
wsprintfW (result, fmt_dW, date.wMinute);
break;
case TWODIGITMINUTE:
wsprintfW (result, fmt__2dW, date.wMinute);
break;
case ONEDIGITMONTH:
wsprintfW (result, fmt_dW, date.wMonth);
break;
case TWODIGITMONTH:
wsprintfW (result, fmt__2dW, date.wMonth);
break;
case THREECHARMONTH:
GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+date.wMonth -1,
buffer, sizeof(buffer)/sizeof(buffer[0]));
wsprintfW (result, fmt__3sW, buffer);
break;
case FULLMONTH:
GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SMONTHNAME1+date.wMonth -1,
result, resultSize);
break;
case ONELETTERAMPM:
result[0] = (date.wHour < 12 ? 'A' : 'P');
result[1] = 0;
break;
case TWOLETTERAMPM:
result[0] = (date.wHour < 12 ? 'A' : 'P');
result[1] = 'M';
result[2] = 0;
break;
case FORMATCALLBACK:
FIXME ("Not implemented\n");
result[0] = 'x';
result[1] = 0;
break;
case ONEDIGITYEAR:
wsprintfW (result, fmt_dW, date.wYear-10* (int) floor(date.wYear/10));
break;
case TWODIGITYEAR:
wsprintfW (result, fmt__2dW, date.wYear-100* (int) floor(date.wYear/100));
break;
case INVALIDFULLYEAR:
case FULLYEAR:
wsprintfW (result, fmt_dW, date.wYear);
break;
}
TRACE ("arg%d=%x->[%s]\n", count, infoPtr->fieldspec[count], debugstr_w(result));
}
static int wrap(int val, int delta, int minVal, int maxVal)
{
val += delta;
if (delta == INT_MIN || val < minVal) return maxVal;
if (delta == INT_MAX || val > maxVal) return minVal;
return val;
}
static void
DATETIME_IncreaseField (DATETIME_INFO *infoPtr, int number, int delta)
{
SYSTEMTIME *date = &infoPtr->date;
SYSTEMTIME range[2];
DWORD limits;
BOOL min;
TRACE ("%d\n", number);
if ((number > infoPtr->nrFields) || (number < 0)) return;
if ((infoPtr->fieldspec[number] & DTHT_DATEFIELD) == 0) return;
switch (infoPtr->fieldspec[number]) {
case ONEDIGITYEAR:
case TWODIGITYEAR:
case FULLYEAR:
if (delta == INT_MIN)
date->wYear = 1752;
else if (delta == INT_MAX)
date->wYear = 9999;
else
date->wYear = max(min(date->wYear + delta, 9999), 1752);
if (date->wDay > MONTHCAL_MonthLength(date->wMonth, date->wYear))
/* This can happen when moving away from a leap year. */
date->wDay = MONTHCAL_MonthLength(date->wMonth, date->wYear);
MONTHCAL_CalculateDayOfWeek(date, TRUE);
break;
case ONEDIGITMONTH:
case TWODIGITMONTH:
case THREECHARMONTH:
case FULLMONTH:
date->wMonth = wrap(date->wMonth, delta, 1, 12);
MONTHCAL_CalculateDayOfWeek(date, TRUE);
delta = 0;
/* fall through */
case ONEDIGITDAY:
case TWODIGITDAY:
case THREECHARDAY:
case FULLDAY:
date->wDay = wrap(date->wDay, delta, 1, MONTHCAL_MonthLength(date->wMonth, date->wYear));
MONTHCAL_CalculateDayOfWeek(date, TRUE);
break;
case ONELETTERAMPM:
case TWOLETTERAMPM:
delta *= 12;
/* fall through */
case ONEDIGIT12HOUR:
case TWODIGIT12HOUR:
case ONEDIGIT24HOUR:
case TWODIGIT24HOUR:
date->wHour = wrap(date->wHour, delta, 0, 23);
break;
case ONEDIGITMINUTE:
case TWODIGITMINUTE:
date->wMinute = wrap(date->wMinute, delta, 0, 59);
break;
case ONEDIGITSECOND:
case TWODIGITSECOND:
date->wSecond = wrap(date->wSecond, delta, 0, 59);
break;
case FORMATCALLBACK:
FIXME ("Not implemented\n");
break;
}
/* FYI: On 1752/9/14 the calendar changed and England and the
* American colonies changed to the Gregorian calendar. This change
* involved having September 14th follow September 2nd. So no date
* algorithm works before that date.
*/
if (10000 * date->wYear + 100 * date->wMonth + date->wDay < 17520914) {
date->wYear = 1752;
date->wMonth = 9;
date->wDay = 14;
date->wSecond = 0;
date->wMinute = 0;
date->wHour = 0;
}
/* Ensure time is within bounds */
limits = SendMessageW (infoPtr->hMonthCal, MCM_GETRANGE, 0, (LPARAM) &range);
min = ((delta < 0) ? TRUE : FALSE);
if (limits & (min ? GDTR_MIN : GDTR_MAX))
{
int i = (min ? 0 : 1);
if (MONTHCAL_CompareSystemTime(date, &range[i]) == (min ? -1 : 1))
{
date->wYear = range[i].wYear;
date->wMonth = range[i].wMonth;
date->wDayOfWeek = range[i].wDayOfWeek;
date->wDay = range[i].wDay;
date->wHour = range[i].wHour;
date->wMinute = range[i].wMinute;
date->wSecond = range[i].wSecond;
date->wMilliseconds = range[i].wMilliseconds;
}
}
}
static void
DATETIME_ReturnFieldWidth (const DATETIME_INFO *infoPtr, HDC hdc, int count, SHORT *width)
{
/* fields are a fixed width, determined by the largest possible string */
/* presumably, these widths should be language dependent */
static const WCHAR fld_d1W[] = { '2', 0 };
static const WCHAR fld_d2W[] = { '2', '2', 0 };
static const WCHAR fld_d4W[] = { '2', '2', '2', '2', 0 };
static const WCHAR fld_am1[] = { 'A', 0 };
static const WCHAR fld_am2[] = { 'A', 'M', 0 };
int spec;
WCHAR buffer[80];
LPCWSTR bufptr;
SIZE size;
TRACE ("%d,%d\n", infoPtr->nrFields, count);
if (count>infoPtr->nrFields || count < 0) {
WARN ("buffer overrun, have %d want %d\n", infoPtr->nrFields, count);
return;
}
if (!infoPtr->fieldspec) return;
spec = infoPtr->fieldspec[count];
if (spec & DT_STRING) {
int txtlen = infoPtr->buflen[count];
if (txtlen > 79)
txtlen = 79;
memcpy (buffer, infoPtr->textbuf + (spec &~ DT_STRING), txtlen * sizeof(WCHAR));
buffer[txtlen] = 0;
bufptr = buffer;
}
else {
switch (spec) {
case ONEDIGITDAY:
case ONEDIGIT12HOUR:
case ONEDIGIT24HOUR:
case ONEDIGITSECOND:
case ONEDIGITMINUTE:
case ONEDIGITMONTH:
case ONEDIGITYEAR:
/* these seem to use a two byte field */
case TWODIGITDAY:
case TWODIGIT12HOUR:
case TWODIGIT24HOUR:
case TWODIGITSECOND:
case TWODIGITMINUTE:
case TWODIGITMONTH:
case TWODIGITYEAR:
bufptr = fld_d2W;
break;
case INVALIDFULLYEAR:
case FULLYEAR:
bufptr = fld_d4W;
break;
case THREECHARMONTH:
case FULLMONTH:
case THREECHARDAY:
case FULLDAY:
{
static const WCHAR fld_day[] = {'W','e','d','n','e','s','d','a','y',0};
static const WCHAR fld_abbrday[] = {'W','e','d',0};
static const WCHAR fld_mon[] = {'S','e','p','t','e','m','b','e','r',0};
static const WCHAR fld_abbrmon[] = {'D','e','c',0};
const WCHAR *fall;
LCTYPE lctype;
INT i, max_count;
LONG cx;
/* choose locale data type and fallback string */
switch (spec) {
case THREECHARDAY:
fall = fld_abbrday;
lctype = LOCALE_SABBREVDAYNAME1;
max_count = 7;
break;
case FULLDAY:
fall = fld_day;
lctype = LOCALE_SDAYNAME1;
max_count = 7;
break;
case THREECHARMONTH:
fall = fld_abbrmon;
lctype = LOCALE_SABBREVMONTHNAME1;
max_count = 12;
break;
default: /* FULLMONTH */
fall = fld_mon;
lctype = LOCALE_SMONTHNAME1;
max_count = 12;
break;
}
cx = 0;
for (i = 0; i < max_count; i++)
{
if(GetLocaleInfoW(LOCALE_USER_DEFAULT, lctype + i,
buffer, lstrlenW(buffer)))
{
GetTextExtentPoint32W(hdc, buffer, lstrlenW(buffer), &size);
if (size.cx > cx) cx = size.cx;
}
else /* locale independent fallback on failure */
{
GetTextExtentPoint32W(hdc, fall, lstrlenW(fall), &size);
cx = size.cx;
break;
}
}
*width = cx;
return;
}
case ONELETTERAMPM:
bufptr = fld_am1;
break;
case TWOLETTERAMPM:
bufptr = fld_am2;
break;
default:
bufptr = fld_d1W;
break;
}
}
GetTextExtentPoint32W (hdc, bufptr, strlenW(bufptr), &size);
*width = size.cx;
}
static void
DATETIME_Refresh (DATETIME_INFO *infoPtr, HDC hdc)
{
TRACE("\n");
if (infoPtr->dateValid) {
int i, prevright;
RECT *field;
RECT *rcDraw = &infoPtr->rcDraw;
SIZE size;
COLORREF oldTextColor;
SHORT fieldWidth = 0;
HFONT oldFont = SelectObject (hdc, infoPtr->hFont);
INT oldBkMode = SetBkMode (hdc, TRANSPARENT);
WCHAR txt[80];
DATETIME_ReturnTxt (infoPtr, 0, txt, sizeof(txt)/sizeof(txt[0]));
GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
rcDraw->bottom = size.cy + 2;
prevright = infoPtr->checkbox.right = ((infoPtr->dwStyle & DTS_SHOWNONE) ? 18 : 2);
for (i = 0; i < infoPtr->nrFields; i++) {
DATETIME_ReturnTxt (infoPtr, i, txt, sizeof(txt)/sizeof(txt[0]));
GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
DATETIME_ReturnFieldWidth (infoPtr, hdc, i, &fieldWidth);
field = &infoPtr->fieldRect[i];
field->left = prevright;
field->right = prevright + fieldWidth;
field->top = rcDraw->top;
field->bottom = rcDraw->bottom;
prevright = field->right;
if (infoPtr->dwStyle & WS_DISABLED)
oldTextColor = SetTextColor (hdc, comctl32_color.clrGrayText);
else if ((infoPtr->haveFocus) && (i == infoPtr->select)) {
RECT selection;
/* fill if focused */
HBRUSH hbr = CreateSolidBrush (comctl32_color.clrActiveCaption);
if (infoPtr->nCharsEntered)
{
memcpy(txt, infoPtr->charsEntered, infoPtr->nCharsEntered * sizeof(WCHAR));
txt[infoPtr->nCharsEntered] = 0;
GetTextExtentPoint32W (hdc, txt, strlenW(txt), &size);
}
selection.left = 0;
selection.top = 0;
selection.right = size.cx;
selection.bottom = size.cy;
/* center rectangle */
OffsetRect(&selection, (field->right + field->left - size.cx)/2,
(field->bottom - size.cy)/2);
FillRect(hdc, &selection, hbr);
DeleteObject (hbr);
oldTextColor = SetTextColor (hdc, comctl32_color.clrWindow);
}
else
oldTextColor = SetTextColor (hdc, comctl32_color.clrWindowText);
/* draw the date text using the colour set above */
DrawTextW (hdc, txt, strlenW(txt), field, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
SetTextColor (hdc, oldTextColor);
}
SetBkMode (hdc, oldBkMode);
SelectObject (hdc, oldFont);
}
if (!(infoPtr->dwStyle & DTS_UPDOWN)) {
DrawFrameControl(hdc, &infoPtr->calbutton, DFC_SCROLL,
DFCS_SCROLLDOWN | (infoPtr->bCalDepressed ? DFCS_PUSHED : 0) |
(infoPtr->dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0) );
}
}
static INT
DATETIME_HitTest (const DATETIME_INFO *infoPtr, POINT pt)
{
int i;
TRACE ("%d, %d\n", pt.x, pt.y);
if (PtInRect (&infoPtr->calbutton, pt)) return DTHT_MCPOPUP;
if (PtInRect (&infoPtr->checkbox, pt)) return DTHT_CHECKBOX;
for (i = 0; i < infoPtr->nrFields; i++) {
if (PtInRect (&infoPtr->fieldRect[i], pt)) return i;
}
return DTHT_NONE;
}
/* Returns index of a closest date field from given counting to left
or -1 if there's no such fields at left */
static int DATETIME_GetPrevDateField(const DATETIME_INFO *infoPtr, int i)
{
for(--i; i >= 0; i--)
{
if (infoPtr->fieldspec[i] & DTHT_DATEFIELD) return i;
}
return -1;
}
static void
DATETIME_ApplySelectedField (DATETIME_INFO *infoPtr)
{
int fieldNum = infoPtr->select & DTHT_DATEFIELD;
int i, val=0, clamp_day=0;
SYSTEMTIME date = infoPtr->date;
int oldyear;
if (infoPtr->select == -1 || infoPtr->nCharsEntered == 0)
return;
if ((infoPtr->fieldspec[fieldNum] == ONELETTERAMPM) ||
(infoPtr->fieldspec[fieldNum] == TWOLETTERAMPM))
val = infoPtr->charsEntered[0];
else {
for (i=0; i<infoPtr->nCharsEntered; i++)
val = val * 10 + infoPtr->charsEntered[i] - '0';
}
infoPtr->nCharsEntered = 0;
switch (infoPtr->fieldspec[fieldNum]) {
case ONEDIGITYEAR:
case TWODIGITYEAR:
oldyear = date.wYear;
date.wYear = date.wYear - (date.wYear%100) + val;
if (DATETIME_IsDateInValidRange(infoPtr, &date))
clamp_day = 1;
else
date.wYear = oldyear;
break;
case INVALIDFULLYEAR:
case FULLYEAR:
oldyear = date.wYear;
date.wYear = val;
if (DATETIME_IsDateInValidRange(infoPtr, &date))
clamp_day = 1;
else
date.wYear = oldyear;
break;
case ONEDIGITMONTH:
case TWODIGITMONTH:
date.wMonth = val;
clamp_day = 1;
break;
case ONEDIGITDAY:
case TWODIGITDAY:
date.wDay = val;
break;
case ONEDIGIT12HOUR:
case TWODIGIT12HOUR:
if (val >= 24)
val -= 20;
if (val >= 13)
date.wHour = val;
else if (val != 0) {
if (date.wHour >= 12) /* preserve current AM/PM state */
date.wHour = (val == 12 ? 12 : val + 12);
else
date.wHour = (val == 12 ? 0 : val);
}
break;
case ONEDIGIT24HOUR:
case TWODIGIT24HOUR:
date.wHour = val;
break;
case ONEDIGITMINUTE:
case TWODIGITMINUTE:
date.wMinute = val;
break;
case ONEDIGITSECOND:
case TWODIGITSECOND:
date.wSecond = val;
break;
case ONELETTERAMPM:
case TWOLETTERAMPM:
if (val == 'a' || val == 'A') {
if (date.wHour >= 12)
date.wHour -= 12;
} else if (val == 'p' || val == 'P') {
if (date.wHour < 12)
date.wHour += 12;
}
break;
}
if (clamp_day && date.wDay > MONTHCAL_MonthLength(date.wMonth, date.wYear))
date.wDay = MONTHCAL_MonthLength(date.wMonth, date.wYear);
if (DATETIME_SetSystemTime(infoPtr, GDT_VALID, &date))
DATETIME_SendDateTimeChangeNotify (infoPtr);
}
static void
DATETIME_SetSelectedField (DATETIME_INFO *infoPtr, int select)
{
DATETIME_ApplySelectedField(infoPtr);
infoPtr->select = select;
infoPtr->nCharsEntered = 0;
}
static LRESULT
DATETIME_LButtonDown (DATETIME_INFO *infoPtr, INT x, INT y)
{
POINT pt;
int new;
pt.x = x;
pt.y = y;
new = DATETIME_HitTest (infoPtr, pt);
SetFocus(infoPtr->hwndSelf);
if (!(new & DTHT_NODATEMASK) || (new == DTHT_NONE))
{
if (new == DTHT_NONE)
new = infoPtr->nrFields - 1;
else
{
/* hitting string part moves selection to next date field to left */
if (infoPtr->fieldspec[new] & DT_STRING)
{
new = DATETIME_GetPrevDateField(infoPtr, new);
if (new == -1) return 0;
}
/* never select full day of week */
if (infoPtr->fieldspec[new] == FULLDAY) return 0;
}
}
DATETIME_SetSelectedField(infoPtr, new);
if (infoPtr->select == DTHT_MCPOPUP) {
RECT rcMonthCal;
POINT pos;
SendMessageW(infoPtr->hMonthCal, MCM_GETMINREQRECT, 0, (LPARAM)&rcMonthCal);
/* FIXME: button actually is only depressed during dropdown of the */
/* calendar control and when the mouse is over the button window */
infoPtr->bCalDepressed = TRUE;
/* recalculate the position of the monthcal popup */
if(infoPtr->dwStyle & DTS_RIGHTALIGN)
pos.x = infoPtr->calbutton.left - (rcMonthCal.right - rcMonthCal.left);
else
/* FIXME: this should be after the area reserved for the checkbox */
pos.x = infoPtr->rcDraw.left;
pos.y = infoPtr->rcClient.bottom;
OffsetRect( &rcMonthCal, pos.x, pos.y );
MapWindowPoints( infoPtr->hwndSelf, 0, (POINT *)&rcMonthCal, 2 );
SetWindowPos(infoPtr->hMonthCal, 0, rcMonthCal.left, rcMonthCal.top,
rcMonthCal.right - rcMonthCal.left, rcMonthCal.bottom - rcMonthCal.top, 0);
if(IsWindowVisible(infoPtr->hMonthCal)) {
ShowWindow(infoPtr->hMonthCal, SW_HIDE);
infoPtr->bDropdownEnabled = FALSE;
DATETIME_SendSimpleNotify (infoPtr, DTN_CLOSEUP);
} else {
const SYSTEMTIME *lprgSysTimeArray = &infoPtr->date;
TRACE("update calendar %04d/%02d/%02d\n",
lprgSysTimeArray->wYear, lprgSysTimeArray->wMonth, lprgSysTimeArray->wDay);
SendMessageW(infoPtr->hMonthCal, MCM_SETCURSEL, 0, (LPARAM)(&infoPtr->date));
if (infoPtr->bDropdownEnabled) {
ShowWindow(infoPtr->hMonthCal, SW_SHOW);
DATETIME_SendSimpleNotify (infoPtr, DTN_DROPDOWN);
}
infoPtr->bDropdownEnabled = TRUE;
}
TRACE ("dt:%p mc:%p mc parent:%p, desktop:%p\n",
infoPtr->hwndSelf, infoPtr->hMonthCal, infoPtr->hwndNotify, GetDesktopWindow ());
}
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return 0;
}
static LRESULT
DATETIME_LButtonUp (DATETIME_INFO *infoPtr)
{
if(infoPtr->bCalDepressed) {
infoPtr->bCalDepressed = FALSE;
InvalidateRect(infoPtr->hwndSelf, &(infoPtr->calbutton), TRUE);
}
return 0;
}
static LRESULT
DATETIME_Paint (DATETIME_INFO *infoPtr, HDC hdc)
{
if (!hdc) {
PAINTSTRUCT ps;
hdc = BeginPaint (infoPtr->hwndSelf, &ps);
DATETIME_Refresh (infoPtr, hdc);
EndPaint (infoPtr->hwndSelf, &ps);
} else {
DATETIME_Refresh (infoPtr, hdc);
}
/* Not a click on the dropdown box, enabled it */
infoPtr->bDropdownEnabled = TRUE;
return 0;
}
static LRESULT
DATETIME_Button_Command (DATETIME_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
{
if( HIWORD(wParam) == BN_CLICKED) {
DWORD state = SendMessageW((HWND)lParam, BM_GETCHECK, 0, 0);
infoPtr->dateValid = (state == BST_CHECKED);
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
}
return 0;
}
static LRESULT
DATETIME_Command (DATETIME_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
{
TRACE("hwndbutton = %p\n", infoPtr->hwndCheckbut);
if(infoPtr->hwndCheckbut == (HWND)lParam)
return DATETIME_Button_Command(infoPtr, wParam, lParam);
return 0;
}
static LRESULT
DATETIME_Enable (DATETIME_INFO *infoPtr, BOOL bEnable)
{
TRACE("%p %s\n", infoPtr, bEnable ? "TRUE" : "FALSE");
if (bEnable)
infoPtr->dwStyle &= ~WS_DISABLED;
else
infoPtr->dwStyle |= WS_DISABLED;
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return 0;
}
static LRESULT
DATETIME_EraseBackground (const DATETIME_INFO *infoPtr, HDC hdc)
{
HBRUSH hBrush, hSolidBrush = NULL;
RECT rc;
if (infoPtr->dwStyle & WS_DISABLED)
hBrush = hSolidBrush = CreateSolidBrush(comctl32_color.clrBtnFace);
else
{
hBrush = (HBRUSH)SendMessageW(infoPtr->hwndNotify, WM_CTLCOLOREDIT,
(WPARAM)hdc, (LPARAM)infoPtr->hwndSelf);
if (!hBrush)
hBrush = hSolidBrush = CreateSolidBrush(comctl32_color.clrWindow);
}
GetClientRect (infoPtr->hwndSelf, &rc);
FillRect (hdc, &rc, hBrush);
if (hSolidBrush)
DeleteObject(hSolidBrush);
return -1;
}
static LRESULT
DATETIME_Notify (DATETIME_INFO *infoPtr, const NMHDR *lpnmh)
{
TRACE ("Got notification %x from %p\n", lpnmh->code, lpnmh->hwndFrom);
TRACE ("info: %p %p %p\n", infoPtr->hwndSelf, infoPtr->hMonthCal, infoPtr->hUpdown);
if (lpnmh->code == MCN_SELECT) {
ShowWindow(infoPtr->hMonthCal, SW_HIDE);
infoPtr->dateValid = TRUE;
SendMessageW (infoPtr->hMonthCal, MCM_GETCURSEL, 0, (LPARAM)&infoPtr->date);
TRACE("got from calendar %04d/%02d/%02d day of week %d\n",
infoPtr->date.wYear, infoPtr->date.wMonth, infoPtr->date.wDay, infoPtr->date.wDayOfWeek);
SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, BST_CHECKED, 0);
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
DATETIME_SendDateTimeChangeNotify (infoPtr);
DATETIME_SendSimpleNotify(infoPtr, DTN_CLOSEUP);
}
if ((lpnmh->hwndFrom == infoPtr->hUpdown) && (lpnmh->code == UDN_DELTAPOS)) {
const NM_UPDOWN *lpnmud = (const NM_UPDOWN*)lpnmh;
TRACE("Delta pos %d\n", lpnmud->iDelta);
infoPtr->pendingUpdown = lpnmud->iDelta;
}
return 0;
}
static LRESULT
DATETIME_KeyDown (DATETIME_INFO *infoPtr, DWORD vkCode)
{
int fieldNum = infoPtr->select & DTHT_DATEFIELD;
int wrap = 0;
int new;
if (!(infoPtr->haveFocus)) return 0;
if ((fieldNum==0) && (infoPtr->select)) return 0;
if (infoPtr->select & FORMATCALLMASK) {
FIXME ("Callbacks not implemented yet\n");
}
switch (vkCode) {
case VK_ADD:
case VK_UP:
infoPtr->nCharsEntered = 0;
DATETIME_IncreaseField (infoPtr, fieldNum, 1);
DATETIME_SendDateTimeChangeNotify (infoPtr);
break;
case VK_SUBTRACT:
case VK_DOWN:
infoPtr->nCharsEntered = 0;
DATETIME_IncreaseField (infoPtr, fieldNum, -1);
DATETIME_SendDateTimeChangeNotify (infoPtr);
break;
case VK_HOME:
infoPtr->nCharsEntered = 0;
DATETIME_IncreaseField (infoPtr, fieldNum, INT_MIN);
DATETIME_SendDateTimeChangeNotify (infoPtr);
break;
case VK_END:
infoPtr->nCharsEntered = 0;
DATETIME_IncreaseField (infoPtr, fieldNum, INT_MAX);
DATETIME_SendDateTimeChangeNotify (infoPtr);
break;
case VK_LEFT:
new = infoPtr->select;
do {
if (new == 0) {
new = new - 1;
wrap++;
} else {
new--;
}
} while ((infoPtr->fieldspec[new] & DT_STRING) && (wrap<2));
if (new != infoPtr->select)
DATETIME_SetSelectedField(infoPtr, new);
break;
case VK_RIGHT:
new = infoPtr->select;
do {
new++;
if (new==infoPtr->nrFields) {
new = 0;
wrap++;
}
} while ((infoPtr->fieldspec[new] & DT_STRING) && (wrap<2));
if (new != infoPtr->select)
DATETIME_SetSelectedField(infoPtr, new);
break;
}
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return 0;
}
static LRESULT
DATETIME_Char (DATETIME_INFO *infoPtr, WPARAM vkCode)
{
int fieldNum, fieldSpec;
fieldNum = infoPtr->select & DTHT_DATEFIELD;
fieldSpec = infoPtr->fieldspec[fieldNum];
if (fieldSpec == ONELETTERAMPM || fieldSpec == TWOLETTERAMPM) {
infoPtr->charsEntered[0] = vkCode;
infoPtr->nCharsEntered = 1;
DATETIME_ApplySelectedField(infoPtr);
} else if (vkCode >= '0' && vkCode <= '9') {
int maxChars;
infoPtr->charsEntered[infoPtr->nCharsEntered++] = vkCode;
if (fieldSpec == INVALIDFULLYEAR || fieldSpec == FULLYEAR)
maxChars = 4;
else
maxChars = 2;
if ((fieldSpec == ONEDIGIT12HOUR ||
fieldSpec == TWODIGIT12HOUR ||
fieldSpec == ONEDIGIT24HOUR ||
fieldSpec == TWODIGIT24HOUR) &&
(infoPtr->nCharsEntered == 1))
{
if (vkCode >= '3')
maxChars = 1;
}
if (maxChars == infoPtr->nCharsEntered)
DATETIME_ApplySelectedField(infoPtr);
}
return 0;
}
static LRESULT
DATETIME_VScroll (DATETIME_INFO *infoPtr, WORD wScroll)
{
int fieldNum = infoPtr->select & DTHT_DATEFIELD;
if ((SHORT)LOWORD(wScroll) != SB_THUMBPOSITION) return 0;
if (!(infoPtr->haveFocus)) return 0;
if ((fieldNum==0) && (infoPtr->select)) return 0;
if (infoPtr->pendingUpdown >= 0) {
DATETIME_IncreaseField (infoPtr, fieldNum, 1);
DATETIME_SendDateTimeChangeNotify (infoPtr);
}
else {
DATETIME_IncreaseField (infoPtr, fieldNum, -1);
DATETIME_SendDateTimeChangeNotify (infoPtr);
}
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return 0;
}
static LRESULT
DATETIME_KillFocus (DATETIME_INFO *infoPtr, HWND lostFocus)
{
TRACE("lost focus to %p\n", lostFocus);
if (infoPtr->haveFocus) {
DATETIME_SendSimpleNotify (infoPtr, NM_KILLFOCUS);
infoPtr->haveFocus = 0;
DATETIME_SetSelectedField (infoPtr, -1);
}
InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
return 0;
}
static LRESULT
DATETIME_NCCreate (HWND hwnd, const CREATESTRUCTW *lpcs)
{
DWORD dwExStyle = GetWindowLongW(hwnd, GWL_EXSTYLE);
/* force control to have client edge */
dwExStyle |= WS_EX_CLIENTEDGE;
SetWindowLongW(hwnd, GWL_EXSTYLE, dwExStyle);
return DefWindowProcW(hwnd, WM_NCCREATE, 0, (LPARAM)lpcs);
}
static LRESULT
DATETIME_SetFocus (DATETIME_INFO *infoPtr, HWND lostFocus)
{
TRACE("got focus from %p\n", lostFocus);
/* if monthcal is open and it loses focus, close monthcal */
if (infoPtr->hMonthCal && (lostFocus == infoPtr->hMonthCal) &&
IsWindowVisible(infoPtr->hMonthCal))
{
ShowWindow(infoPtr->hMonthCal, SW_HIDE);
DATETIME_SendSimpleNotify(infoPtr, DTN_CLOSEUP);
/* note: this get triggered even if monthcal loses focus to a dropdown
* box click, which occurs without an intermediate WM_PAINT call
*/
infoPtr->bDropdownEnabled = FALSE;
return 0;
}
if (infoPtr->haveFocus == 0) {
DATETIME_SendSimpleNotify (infoPtr, NM_SETFOCUS);
infoPtr->haveFocus = DTHT_GOTFOCUS;
}
InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
return 0;
}
static BOOL
DATETIME_SendDateTimeChangeNotify (const DATETIME_INFO *infoPtr)
{
NMDATETIMECHANGE dtdtc;
dtdtc.nmhdr.hwndFrom = infoPtr->hwndSelf;
dtdtc.nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
dtdtc.nmhdr.code = DTN_DATETIMECHANGE;
dtdtc.dwFlags = infoPtr->dateValid ? GDT_VALID : GDT_NONE;
dtdtc.st = infoPtr->date;
return (BOOL) SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
dtdtc.nmhdr.idFrom, (LPARAM)&dtdtc);
}
static BOOL
DATETIME_SendSimpleNotify (const DATETIME_INFO *infoPtr, UINT code)
{
NMHDR nmhdr;
TRACE("%x\n", code);
nmhdr.hwndFrom = infoPtr->hwndSelf;
nmhdr.idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
nmhdr.code = code;
return (BOOL) SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
nmhdr.idFrom, (LPARAM)&nmhdr);
}
static LRESULT
DATETIME_Size (DATETIME_INFO *infoPtr, INT width, INT height)
{
/* set size */
infoPtr->rcClient.bottom = height;
infoPtr->rcClient.right = width;
TRACE("Height=%d, Width=%d\n", infoPtr->rcClient.bottom, infoPtr->rcClient.right);
infoPtr->rcDraw = infoPtr->rcClient;
if (infoPtr->dwStyle & DTS_UPDOWN) {
SetWindowPos(infoPtr->hUpdown, NULL,
infoPtr->rcClient.right-14, 0,
15, infoPtr->rcClient.bottom - infoPtr->rcClient.top,
SWP_NOACTIVATE | SWP_NOZORDER);
}
else {
/* set the size of the button that drops the calendar down */
/* FIXME: account for style that allows button on left side */
infoPtr->calbutton.top = infoPtr->rcDraw.top;
infoPtr->calbutton.bottom= infoPtr->rcDraw.bottom;
infoPtr->calbutton.left = infoPtr->rcDraw.right-15;
infoPtr->calbutton.right = infoPtr->rcDraw.right;
}
/* set enable/disable button size for show none style being enabled */
/* FIXME: these dimensions are completely incorrect */
infoPtr->checkbox.top = infoPtr->rcDraw.top;
infoPtr->checkbox.bottom = infoPtr->rcDraw.bottom;
infoPtr->checkbox.left = infoPtr->rcDraw.left;
infoPtr->checkbox.right = infoPtr->rcDraw.left + 10;
InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
return 0;
}
static LRESULT
DATETIME_StyleChanging(DATETIME_INFO *infoPtr, WPARAM wStyleType, STYLESTRUCT *lpss)
{
TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
wStyleType, lpss->styleOld, lpss->styleNew);
/* block DTS_SHOWNONE change */
if ((lpss->styleNew ^ lpss->styleOld) & DTS_SHOWNONE)
{
if (lpss->styleOld & DTS_SHOWNONE)
lpss->styleNew |= DTS_SHOWNONE;
else
lpss->styleNew &= ~DTS_SHOWNONE;
}
return 0;
}
static LRESULT
DATETIME_StyleChanged(DATETIME_INFO *infoPtr, WPARAM wStyleType, const STYLESTRUCT *lpss)
{
TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
wStyleType, lpss->styleOld, lpss->styleNew);
if (wStyleType != GWL_STYLE) return 0;
infoPtr->dwStyle = lpss->styleNew;
if ( !(lpss->styleOld & DTS_SHOWNONE) && (lpss->styleNew & DTS_SHOWNONE) ) {
infoPtr->hwndCheckbut = CreateWindowExW (0, WC_BUTTONW, 0, WS_CHILD | WS_VISIBLE | BS_AUTOCHECKBOX,
2, 2, 13, 13, infoPtr->hwndSelf, 0,
(HINSTANCE)GetWindowLongPtrW (infoPtr->hwndSelf, GWLP_HINSTANCE), 0);
SendMessageW (infoPtr->hwndCheckbut, BM_SETCHECK, infoPtr->dateValid ? 1 : 0, 0);
}
if ( (lpss->styleOld & DTS_SHOWNONE) && !(lpss->styleNew & DTS_SHOWNONE) ) {
DestroyWindow(infoPtr->hwndCheckbut);
infoPtr->hwndCheckbut = 0;
}
if ( !(lpss->styleOld & DTS_UPDOWN) && (lpss->styleNew & DTS_UPDOWN) ) {
infoPtr->hUpdown = CreateUpDownControl (WS_CHILD | WS_BORDER | WS_VISIBLE, 120, 1, 20, 20,
infoPtr->hwndSelf, 1, 0, 0, UD_MAXVAL, UD_MINVAL, 0);
}
if ( (lpss->styleOld & DTS_UPDOWN) && !(lpss->styleNew & DTS_UPDOWN) ) {
DestroyWindow(infoPtr->hUpdown);
infoPtr->hUpdown = 0;
}
InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return 0;
}
static LRESULT
DATETIME_SetFont (DATETIME_INFO *infoPtr, HFONT font, BOOL repaint)
{
infoPtr->hFont = font;
if (repaint) InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
return 0;
}
static LRESULT
DATETIME_Create (HWND hwnd, const CREATESTRUCTW *lpcs)
{
DATETIME_INFO *infoPtr = Alloc (sizeof(DATETIME_INFO));
STYLESTRUCT ss = { 0, lpcs->style };
if (!infoPtr) return -1;
infoPtr->hwndSelf = hwnd;
infoPtr->dwStyle = lpcs->style;
infoPtr->nrFieldsAllocated = 32;
infoPtr->fieldspec = Alloc (infoPtr->nrFieldsAllocated * sizeof(int));
infoPtr->fieldRect = Alloc (infoPtr->nrFieldsAllocated * sizeof(RECT));
infoPtr->buflen = Alloc (infoPtr->nrFieldsAllocated * sizeof(int));
infoPtr->hwndNotify = lpcs->hwndParent;
infoPtr->select = -1; /* initially, nothing is selected */
infoPtr->bDropdownEnabled = TRUE;
DATETIME_StyleChanged(infoPtr, GWL_STYLE, &ss);
DATETIME_SetFormatW (infoPtr, 0);
/* create the monthcal control */
infoPtr->hMonthCal = CreateWindowExW (0, MONTHCAL_CLASSW, 0, WS_BORDER | WS_POPUP | WS_CLIPSIBLINGS,
0, 0, 0, 0, infoPtr->hwndSelf, 0, 0, 0);
/* initialize info structure */
GetLocalTime (&infoPtr->date);
infoPtr->dateValid = TRUE;
infoPtr->hFont = GetStockObject(DEFAULT_GUI_FONT);
SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
return 0;
}
static LRESULT
DATETIME_Destroy (DATETIME_INFO *infoPtr)
{
if (infoPtr->hwndCheckbut)
DestroyWindow(infoPtr->hwndCheckbut);
if (infoPtr->hUpdown)
DestroyWindow(infoPtr->hUpdown);
if (infoPtr->hMonthCal)
DestroyWindow(infoPtr->hMonthCal);
SetWindowLongPtrW( infoPtr->hwndSelf, 0, 0 ); /* clear infoPtr */
Free (infoPtr->buflen);
Free (infoPtr->fieldRect);
Free (infoPtr->fieldspec);
Free (infoPtr);
return 0;
}
static INT
DATETIME_GetText (const DATETIME_INFO *infoPtr, INT count, LPWSTR dst)
{
WCHAR buf[80];
int i;
if (!dst || (count <= 0)) return 0;
dst[0] = 0;
for (i = 0; i < infoPtr->nrFields; i++)
{
DATETIME_ReturnTxt(infoPtr, i, buf, sizeof(buf)/sizeof(buf[0]));
if ((strlenW(dst) + strlenW(buf)) < count)
strcatW(dst, buf);
else break;
}
return strlenW(dst);
}
static LRESULT WINAPI
DATETIME_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
DATETIME_INFO *infoPtr = ((DATETIME_INFO *)GetWindowLongPtrW (hwnd, 0));
LRESULT ret;
TRACE ("%x, %lx, %lx\n", uMsg, wParam, lParam);
if (!infoPtr && (uMsg != WM_CREATE) && (uMsg != WM_NCCREATE))
return DefWindowProcW( hwnd, uMsg, wParam, lParam );
switch (uMsg) {
case DTM_GETSYSTEMTIME:
return DATETIME_GetSystemTime (infoPtr, (SYSTEMTIME *) lParam);
case DTM_SETSYSTEMTIME:
return DATETIME_SetSystemTime (infoPtr, wParam, (SYSTEMTIME *) lParam);
case DTM_GETRANGE:
ret = SendMessageW (infoPtr->hMonthCal, MCM_GETRANGE, wParam, lParam);
return ret ? ret : 1; /* bug emulation */
case DTM_SETRANGE:
return SendMessageW (infoPtr->hMonthCal, MCM_SETRANGE, wParam, lParam);
case DTM_SETFORMATA:
return DATETIME_SetFormatA (infoPtr, (LPCSTR)lParam);
case DTM_SETFORMATW:
return DATETIME_SetFormatW (infoPtr, (LPCWSTR)lParam);
case DTM_GETMONTHCAL:
return (LRESULT)infoPtr->hMonthCal;
case DTM_SETMCCOLOR:
return SendMessageW (infoPtr->hMonthCal, MCM_SETCOLOR, wParam, lParam);
case DTM_GETMCCOLOR:
return SendMessageW (infoPtr->hMonthCal, MCM_GETCOLOR, wParam, 0);
case DTM_SETMCFONT:
return SendMessageW (infoPtr->hMonthCal, WM_SETFONT, wParam, lParam);
case DTM_GETMCFONT:
return SendMessageW (infoPtr->hMonthCal, WM_GETFONT, wParam, lParam);
case WM_NOTIFY:
return DATETIME_Notify (infoPtr, (LPNMHDR)lParam);
case WM_ENABLE:
return DATETIME_Enable (infoPtr, (BOOL)wParam);
case WM_ERASEBKGND:
return DATETIME_EraseBackground (infoPtr, (HDC)wParam);
case WM_GETDLGCODE:
return DLGC_WANTARROWS | DLGC_WANTCHARS;
case WM_PRINTCLIENT:
case WM_PAINT:
return DATETIME_Paint (infoPtr, (HDC)wParam);
case WM_KEYDOWN:
return DATETIME_KeyDown (infoPtr, wParam);
case WM_CHAR:
return DATETIME_Char (infoPtr, wParam);
case WM_KILLFOCUS:
return DATETIME_KillFocus (infoPtr, (HWND)wParam);
case WM_NCCREATE:
return DATETIME_NCCreate (hwnd, (LPCREATESTRUCTW)lParam);
case WM_SETFOCUS:
return DATETIME_SetFocus (infoPtr, (HWND)wParam);
case WM_SIZE:
return DATETIME_Size (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
case WM_LBUTTONDOWN:
return DATETIME_LButtonDown (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
case WM_LBUTTONUP:
return DATETIME_LButtonUp (infoPtr);
case WM_VSCROLL:
return DATETIME_VScroll (infoPtr, (WORD)wParam);
case WM_CREATE:
return DATETIME_Create (hwnd, (LPCREATESTRUCTW)lParam);
case WM_DESTROY:
return DATETIME_Destroy (infoPtr);
case WM_COMMAND:
return DATETIME_Command (infoPtr, wParam, lParam);
case WM_STYLECHANGING:
return DATETIME_StyleChanging(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
case WM_STYLECHANGED:
return DATETIME_StyleChanged(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
case WM_SETFONT:
return DATETIME_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
case WM_GETFONT:
return (LRESULT) infoPtr->hFont;
case WM_GETTEXT:
return (LRESULT) DATETIME_GetText(infoPtr, wParam, (LPWSTR)lParam);
case WM_SETTEXT:
return CB_ERR;
default:
if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
ERR("unknown msg %04x wp=%08lx lp=%08lx\n",
uMsg, wParam, lParam);
return DefWindowProcW (hwnd, uMsg, wParam, lParam);
}
}
void
DATETIME_Register (void)
{
WNDCLASSW wndClass;
ZeroMemory (&wndClass, sizeof(WNDCLASSW));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = DATETIME_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(DATETIME_INFO *);
wndClass.hCursor = LoadCursorW (0, (LPCWSTR)IDC_ARROW);
wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wndClass.lpszClassName = DATETIMEPICK_CLASSW;
RegisterClassW (&wndClass);
}
void
DATETIME_Unregister (void)
{
UnregisterClassW (DATETIMEPICK_CLASSW, NULL);
}
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