date.c File Reference

#include "intl.h"

Include dependency graph for date.c:

Go to the source code of this file.

Macros
#define	YEAR_STR_MAX_SIZE   5
#define	MAX_SHRT_DATE_SEPARATORS   3
#define	STD_DATE_SEP   L"."
#define	YEAR_DIFF   (99)
#define	MAX_YEAR   (9999)

Functions
BOOL	isDateCompAl (WCHAR alpha)
LPTSTR	FindDateSep (const WCHAR *szSourceStr)
static BOOL	SetShortDateSep (HWND hwndDlg, PWSTR pszShortDateSep)
static BOOL	SetShortDateFormat (HWND hwndDlg, PWSTR pszShortDateFmt)
static BOOL	SetLongDateFormat (HWND hwndDlg, PWSTR pszLongDateFmt)
static VOID	InitShortDateSepSamples (HWND hwndDlg, PGLOBALDATA pGlobalData)
static BOOL CALLBACK	ShortDateFormatEnumProc (PWSTR lpTimeFormatString)
VOID	InitShortDateCB (HWND hwndDlg, PGLOBALDATA pGlobalData)
static VOID	InitLongDateCB (HWND hwndDlg, PGLOBALDATA pGlobalData)
static VOID	SetMaxDate (HWND hwndDlg, LCID lcid)
static INT	GetMaxDate (LCID lcid)
static VOID	SetMinDate (HWND hwndDlg)
static VOID	InitMinMaxDateSpin (HWND hwndDlg, PGLOBALDATA pGlobalData)
static VOID	UpdateDateLocaleSamples (HWND hwndDlg, PGLOBALDATA pGlobalData)
static BOOL	GetDateSetting (HWND hwndDlg, PGLOBALDATA pGlobalData)
INT_PTR CALLBACK	DatePageProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)

Variables
static HWND	hwndEnum = NULL

Macro Definition Documentation

MAX_SHRT_DATE_SEPARATORS

#define MAX_SHRT_DATE_SEPARATORS   3

Definition at line 32 of file date.c.

MAX_YEAR

#define MAX_YEAR   (9999)

Definition at line 35 of file date.c.

STD_DATE_SEP

#define STD_DATE_SEP   L"."

Definition at line 33 of file date.c.

YEAR_DIFF

#define YEAR_DIFF   (99)

Definition at line 34 of file date.c.

YEAR_STR_MAX_SIZE

#define YEAR_STR_MAX_SIZE   5

Definition at line 31 of file date.c.

Function Documentation

DatePageProc()

INT_PTR CALLBACK DatePageProc	(	HWND	hwndDlg,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 544 of file date.c.

{
    PGLOBALDATA pGlobalData;
 
    pGlobalData = (PGLOBALDATA)GetWindowLongPtr(hwndDlg, DWLP_USER);
 
    switch (uMsg)
    {
        case WM_INITDIALOG:
            pGlobalData = (PGLOBALDATA)((LPPROPSHEETPAGE)lParam)->lParam;
            SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGlobalData);
 
            InitMinMaxDateSpin(hwndDlg, pGlobalData);
            UpdateDateLocaleSamples(hwndDlg, pGlobalData);
            InitShortDateCB(hwndDlg, pGlobalData);
            InitLongDateCB(hwndDlg, pGlobalData);
            InitShortDateSepSamples(hwndDlg, pGlobalData);
            /* TODO: Add other calendar types */
            pGlobalData->bEnableYearNotification = TRUE;
            break;
 
        case WM_COMMAND:
            switch (LOWORD(wParam))
            {
                case IDC_SECONDYEAR_EDIT:
                    if (HIWORD(wParam) == EN_CHANGE &&
                        pGlobalData != NULL &&
                        pGlobalData->bEnableYearNotification == TRUE)
                    {
                        SetMinDate(hwndDlg);
 
                        /* Enable the Apply button */
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                    }
                    break;
 
                case IDC_CALTYPE_COMBO:
                case IDC_HIJCHRON_COMBO:
                case IDC_SHRTDATEFMT_COMBO:
                case IDC_LONGDATEFMT_COMBO:
                case IDC_SHRTDATESEP_COMBO:
                    if (HIWORD(wParam) == CBN_SELCHANGE ||
                        HIWORD(wParam) == CBN_EDITCHANGE)
                    {
                        /* Enable the Apply button */
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                    }
                    break;
            }
            break;
 
        case WM_NOTIFY:
            if (((LPNMHDR)lParam)->code == (UINT)PSN_APPLY)
            {
                if (GetDateSetting(hwndDlg, pGlobalData))
                {
                    pGlobalData->bUserLocaleChanged = TRUE;
                    SetMaxDate(hwndDlg, pGlobalData->UserLCID);
                    UpdateDateLocaleSamples(hwndDlg, pGlobalData);
                }
            }
            break;
    }
 
    return FALSE;
}

Referenced by CustomizeLocalePropertySheet().

FindDateSep()

LPTSTR FindDateSep

(

const WCHAR *

szSourceStr

)

Definition at line 53 of file date.c.

{
    PWSTR pszFoundSep;
    UINT nDateCompCount=0;
    UINT nDateSepCount=0;
 
    pszFoundSep = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, MAX_SAMPLES_STR_SIZE * sizeof(WCHAR));
    if (pszFoundSep == NULL)
        return NULL;
 
    wcscpy(pszFoundSep,STD_DATE_SEP);
 
    while (nDateCompCount < wcslen(szSourceStr))
    {
        if (!isDateCompAl(szSourceStr[nDateCompCount]) && (szSourceStr[nDateCompCount] != L'\''))
        {
            while (!isDateCompAl(szSourceStr[nDateCompCount]) && (szSourceStr[nDateCompCount] != L'\''))
            {
                pszFoundSep[nDateSepCount++] = szSourceStr[nDateCompCount];
                nDateCompCount++;
            }
 
            pszFoundSep[nDateSepCount] = L'\0';
            return pszFoundSep;
        }
 
        nDateCompCount++;
    }
 
    return pszFoundSep;
}

Referenced by SetShortDateFormat().

GetDateSetting()

static BOOL GetDateSetting ( HWND  hwndDlg, PGLOBALDATA  pGlobalData  )

static

Definition at line 519 of file date.c.

{
    WCHAR szLongDateFormat[MAX_LONGDATEFORMAT];
    WCHAR szShortDateFormat[MAX_SHORTDATEFORMAT];
    WCHAR szDateSeparator[MAX_DATESEPARATOR];
 
    if (!SetLongDateFormat(hwndDlg, szLongDateFormat) ||
        !SetShortDateFormat(hwndDlg, szShortDateFormat) ||
        !SetShortDateSep(hwndDlg, szDateSeparator))
    {
        return FALSE;
    }
 
    /* Store settings in global data */
    wcscpy(pGlobalData->szLongDateFormat, szLongDateFormat);
    wcscpy(pGlobalData->szShortDateFormat, szShortDateFormat);
    wcscpy(pGlobalData->szDateSep, szDateSeparator);
 
    return TRUE;
}

Referenced by DatePageProc().

GetMaxDate()

static INT GetMaxDate ( LCID  lcid )

static

Definition at line 409 of file date.c.

{
    INT nMaxDateVal = 0;
 
    GetCalendarInfoW(lcid,
                     CAL_GREGORIAN,
                     CAL_ITWODIGITYEARMAX | CAL_RETURN_NUMBER,
                     NULL,
                     0, /* ret type - number */
                     (LPDWORD)&nMaxDateVal);
 
    return nMaxDateVal;
}

Referenced by InitMinMaxDateSpin().

InitLongDateCB()

static VOID InitLongDateCB ( HWND  hwndDlg, PGLOBALDATA  pGlobalData  )

static

Definition at line 341 of file date.c.

{
    INT nRetCode;
 
    /* Limit text length */
    SendDlgItemMessageW(hwndDlg, IDC_LONGDATEFMT_COMBO,
                        CB_LIMITTEXT,
                        MAX_LONGDATEFORMAT,
                        0);
 
    /* Clear all box content */
    SendDlgItemMessageW(hwndDlg, IDC_LONGDATEFMT_COMBO,
                        CB_RESETCONTENT,
                        (WPARAM)0,
                        (LPARAM)0);
 
    /* Enumerate short long formats */
    hwndEnum = GetDlgItem(hwndDlg, IDC_LONGDATEFMT_COMBO);
    EnumDateFormatsW(ShortDateFormatEnumProc, pGlobalData->UserLCID, DATE_LONGDATE);
 
    /* Set current item to value from registry */
    nRetCode = SendDlgItemMessageW(hwndDlg, IDC_LONGDATEFMT_COMBO,
                                   CB_SELECTSTRING,
                                   -1,
                                   (LPARAM)pGlobalData->szLongDateFormat);
 
    /* If it is not successful, add new value to list and select them */
    if (nRetCode == CB_ERR)
    {
        SendDlgItemMessageW(hwndDlg, IDC_LONGDATEFMT_COMBO,
                            CB_ADDSTRING,
                            0,
                            (LPARAM)pGlobalData->szLongDateFormat);
        SendDlgItemMessageW(hwndDlg, IDC_LONGDATEFMT_COMBO,
                            CB_SELECTSTRING,
                            -1,
                            (LPARAM)pGlobalData->szLongDateFormat);
    }
}

Referenced by DatePageProc().

InitMinMaxDateSpin()

static VOID InitMinMaxDateSpin ( HWND  hwndDlg, PGLOBALDATA  pGlobalData  )

static

Definition at line 449 of file date.c.

{
    WCHAR OutBuffer[YEAR_STR_MAX_SIZE];
    HWND hWndYearSpin;
 
    /* Limit text lengths */
    SendDlgItemMessageW(hwndDlg, IDC_FIRSTYEAR_EDIT,
                        EM_LIMITTEXT,
                        MAX_YEAR_EDIT,
                        0);
    SendDlgItemMessageW(hwndDlg, IDC_SECONDYEAR_EDIT,
                        EM_LIMITTEXT,
                        MAX_YEAR_EDIT,
                        0);
 
    hWndYearSpin = GetDlgItem(hwndDlg, IDC_SCR_MAX_YEAR);
 
    /* Init max date value */
    wsprintf(OutBuffer, L"%04d", (DWORD)GetMaxDate(pGlobalData->UserLCID));
    SendDlgItemMessageW(hwndDlg, IDC_SECONDYEAR_EDIT,
                        WM_SETTEXT,
                        0,
                        (LPARAM)OutBuffer);
 
    /* Init min date value */
    wsprintf(OutBuffer, L"%04d", (DWORD)GetMaxDate(pGlobalData->UserLCID) - YEAR_DIFF);
    SendDlgItemMessageW(hwndDlg, IDC_FIRSTYEAR_EDIT,
                        WM_SETTEXT,
                        0,
                        (LPARAM)OutBuffer);
 
    /* Init updown control */
    /* Set bounds */
    SendMessageW(hWndYearSpin,
                 UDM_SETRANGE,
                 0,
                 MAKELONG(MAX_YEAR,YEAR_DIFF));
 
    /* Set current value */
    SendMessageW(hWndYearSpin,
                 UDM_SETPOS,
                 0,
                 MAKELONG(GetMaxDate(pGlobalData->UserLCID),0));
}

Referenced by DatePageProc().

InitShortDateCB()

VOID InitShortDateCB	(	HWND	hwndDlg,
		PGLOBALDATA	pGlobalData
	)

Definition at line 295 of file date.c.

{
    INT nRetCode;
 
    /* Limit text lengths */
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATEFMT_COMBO,
                        CB_LIMITTEXT,
                        MAX_SHORTDATEFORMAT,
                        0);
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                        CB_LIMITTEXT,
                        MAX_DATESEPARATOR,
                        0);
 
    /* Clear all box content */
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATEFMT_COMBO,
                        CB_RESETCONTENT,
                        (WPARAM)0,
                        (LPARAM)0);
 
    /* Enumerate short date formats */
    hwndEnum = GetDlgItem(hwndDlg, IDC_SHRTDATEFMT_COMBO);
    EnumDateFormatsW(ShortDateFormatEnumProc, pGlobalData->UserLCID, DATE_SHORTDATE);
 
    /* Set current item to value from registry */
    nRetCode = SendDlgItemMessageW(hwndDlg, IDC_SHRTDATEFMT_COMBO,
                                   CB_SELECTSTRING,
                                   -1,
                                   (LPARAM)pGlobalData->szShortDateFormat);
 
    /* If it is not successful, add new value to list and select them */
    if (nRetCode == CB_ERR)
    {
        SendDlgItemMessageW(hwndDlg, IDC_SHRTDATEFMT_COMBO,
                            CB_ADDSTRING,
                            0,
                            (LPARAM)pGlobalData->szShortDateFormat);
        SendDlgItemMessageW(hwndDlg, IDC_SHRTDATEFMT_COMBO,
                            CB_SELECTSTRING,
                            -1,
                            (LPARAM)pGlobalData->szShortDateFormat);
    }
}

Referenced by DatePageProc().

InitShortDateSepSamples()

static VOID InitShortDateSepSamples ( HWND  hwndDlg, PGLOBALDATA  pGlobalData  )

static

Definition at line 236 of file date.c.

{
    PWSTR ShortDateSepSamples[MAX_SHRT_DATE_SEPARATORS] =
    {
        L".",
        L"/",
        L"-"
    };
    INT nCBIndex;
    INT nRetCode;
 
    /* Clear all box content */
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                        CB_RESETCONTENT,
                        (WPARAM)0,
                        (LPARAM)0);
 
    /* Create standard list of separators */
    for (nCBIndex = 0; nCBIndex < MAX_SHRT_DATE_SEPARATORS; nCBIndex++)
    {
        SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                            CB_ADDSTRING,
                            0,
                            (LPARAM)ShortDateSepSamples[nCBIndex]);
    }
 
    /* Set current item to value from registry */
    nRetCode = SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                                   CB_SELECTSTRING,
                                   -1,
                                   (LPARAM)pGlobalData->szDateSep);
 
    /* If it is not successful, add new value to list and select them */
    if (nRetCode == CB_ERR)
    {
        SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                            CB_ADDSTRING,
                            0,
                            (LPARAM)pGlobalData->szDateSep);
        SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                            CB_SELECTSTRING,
                            -1,
                            (LPARAM)pGlobalData->szDateSep);
    }
}

Referenced by DatePageProc().

isDateCompAl()

BOOL isDateCompAl

(

WCHAR

alpha

)

Definition at line 43 of file date.c.

{
    if ((alpha == L'y') || (alpha == L'M') || (alpha == L'd') || (alpha == L' '))
        return TRUE;
    else
        return FALSE;
}

Referenced by FindDateSep(), SetLongDateFormat(), and SetShortDateFormat().

SetLongDateFormat()

static BOOL SetLongDateFormat ( HWND  hwndDlg, PWSTR  pszLongDateFmt  )

static

Definition at line 193 of file date.c.

{
    BOOL OpenApostFlg = FALSE;
    INT nFmtStrSize;
    INT nDateCompCount;
 
    /* Get format */
    SendDlgItemMessageW(hwndDlg, IDC_LONGDATEFMT_COMBO,
                        WM_GETTEXT,
                        (WPARAM)MAX_SAMPLES_STR_SIZE,
                        (LPARAM)pszLongDateFmt);
 
    /* Get format string size */
    nFmtStrSize = wcslen(pszLongDateFmt);
 
    /* Check date components */
    for (nDateCompCount = 0; nDateCompCount < nFmtStrSize; nDateCompCount++)
    {
        if (pszLongDateFmt[nDateCompCount] == L'\'')
        {
            OpenApostFlg = !OpenApostFlg;
        }
 
        if (iswalnum(pszLongDateFmt[nDateCompCount]) &&
            !isDateCompAl(pszLongDateFmt[nDateCompCount]) &&
            !OpenApostFlg)
        {
            PrintErrorMsgBox(IDS_ERROR_SYMBOL_FORMAT_LONG);
            return FALSE;
        }
    }
 
    if (OpenApostFlg || nFmtStrSize == 0)
    {
        PrintErrorMsgBox(IDS_ERROR_SYMBOL_FORMAT_LONG);
        return FALSE;
    }
 
    return TRUE;
}

Referenced by GetDateSetting().

SetMaxDate()

static VOID SetMaxDate ( HWND  hwndDlg, LCID  lcid  )

static

Definition at line 383 of file date.c.

{
    WCHAR szMaxDateVal[YEAR_STR_MAX_SIZE];
    HWND hWndYearSpin;
    INT nSpinVal;
 
    hWndYearSpin = GetDlgItem(hwndDlg, IDC_SCR_MAX_YEAR);
 
    /* Get spin value */
    nSpinVal = LOWORD(SendMessageW(hWndYearSpin,
                                   UDM_GETPOS,
                                   0,
                                   0));
 
    /* convert to wide char */
    _itow(nSpinVal, szMaxDateVal, DECIMAL_RADIX);
 
    /* Save max date value */
    SetCalendarInfoW(lcid,
                     CAL_GREGORIAN,
                     48 , /* CAL_ITWODIGITYEARMAX */
                     (PCWSTR)szMaxDateVal);
}

Referenced by DatePageProc().

SetMinDate()

static VOID SetMinDate ( HWND  hwndDlg )

static

Definition at line 425 of file date.c.

{
    WCHAR OutBuffer[YEAR_STR_MAX_SIZE];
    HWND hWndYearSpin;
    INT nSpinVal;
 
    hWndYearSpin = GetDlgItem(hwndDlg, IDC_SCR_MAX_YEAR);
 
    /* Get spin value */
    nSpinVal = LOWORD(SendMessageW(hWndYearSpin,
                                   UDM_GETPOS,
                                   0,
                                   0));
 
    /* Set min year value */
    wsprintf(OutBuffer, L"%d", (DWORD)nSpinVal - YEAR_DIFF);
    SendDlgItemMessageW(hwndDlg, IDC_FIRSTYEAR_EDIT,
                        WM_SETTEXT,
                        0,
                        (LPARAM)OutBuffer);
}

Referenced by DatePageProc().

SetShortDateFormat()

static BOOL SetShortDateFormat ( HWND  hwndDlg, PWSTR  pszShortDateFmt  )

static

Definition at line 125 of file date.c.

{
    WCHAR szShortDateSep[MAX_SAMPLES_STR_SIZE];
    WCHAR szFoundDateSep[MAX_SAMPLES_STR_SIZE];
    PWSTR pszResultStr;
    PWSTR pszFoundSep;
    BOOL OpenApostFlg = FALSE;
    INT nFmtStrSize;
    INT nDateCompCount;
 
    /* Get format */
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATEFMT_COMBO,
                        WM_GETTEXT,
                        (WPARAM)MAX_SAMPLES_STR_SIZE,
                        (LPARAM)pszShortDateFmt);
 
    /* Get separator */
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                        WM_GETTEXT,
                        (WPARAM)MAX_SAMPLES_STR_SIZE,
                        (LPARAM)szShortDateSep);
 
    /* Get format-string size */
    nFmtStrSize = wcslen(pszShortDateFmt);
 
    /* Check date components */
    for (nDateCompCount = 0; nDateCompCount < nFmtStrSize; nDateCompCount++)
    {
        if (pszShortDateFmt[nDateCompCount] == L'\'')
        {
            OpenApostFlg = !OpenApostFlg;
        }
 
        if (iswalnum(pszShortDateFmt[nDateCompCount]) &&
            !isDateCompAl(pszShortDateFmt[nDateCompCount]) &&
            !OpenApostFlg)
        {
            PrintErrorMsgBox(IDS_ERROR_SYMBOL_FORMAT_SHORT);
            return FALSE;
        }
    }
 
    if (OpenApostFlg || nFmtStrSize == 0)
    {
        PrintErrorMsgBox(IDS_ERROR_SYMBOL_FORMAT_SHORT);
        return FALSE;
    }
 
    pszFoundSep = FindDateSep(pszShortDateFmt);
    if (pszFoundSep != NULL)
    {
        /* Substring replacement of separator */
        wcscpy(szFoundDateSep, pszFoundSep);
        pszResultStr = ReplaceSubStr(pszShortDateFmt, szShortDateSep, szFoundDateSep);
        if (pszResultStr != NULL)
        {
            wcscpy(pszShortDateFmt, pszResultStr);
            HeapFree(GetProcessHeap(), 0, pszResultStr);
        }
 
        HeapFree(GetProcessHeap(), 0, pszFoundSep);
    }
 
    return TRUE;
}

Referenced by GetDateSetting().

SetShortDateSep()

static BOOL SetShortDateSep ( HWND  hwndDlg, PWSTR  pszShortDateSep  )

static

Definition at line 90 of file date.c.

{
    INT nSepStrSize;
    INT nSepCount;
 
    /* Get separator */
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESEP_COMBO,
                        WM_GETTEXT,
                        (WPARAM)MAX_SAMPLES_STR_SIZE,
                        (LPARAM)pszShortDateSep);
 
    /* Get separator string size */
    nSepStrSize = wcslen(pszShortDateSep);
 
    /* Check date components */
    for (nSepCount = 0; nSepCount < nSepStrSize; nSepCount++)
    {
        if (iswalnum(pszShortDateSep[nSepCount]) || (pszShortDateSep[nSepCount] == L'\''))
        {
            PrintErrorMsgBox(IDS_ERROR_SYMBOL_SEPARATE);
            return FALSE;
        }
    }
 
    if (nSepStrSize == 0)
    {
        PrintErrorMsgBox(IDS_ERROR_SYMBOL_SEPARATE);
        return FALSE;
    }
 
    return TRUE;
}

Referenced by GetDateSetting().

ShortDateFormatEnumProc()

static BOOL CALLBACK ShortDateFormatEnumProc ( PWSTR  lpTimeFormatString )

static

Definition at line 283 of file date.c.

{
    SendMessageW(hwndEnum,
                 CB_ADDSTRING,
                 0,
                 (LPARAM)lpTimeFormatString);
 
    return TRUE;
}

Referenced by InitLongDateCB(), and InitShortDateCB().

UpdateDateLocaleSamples()

static VOID UpdateDateLocaleSamples ( HWND  hwndDlg, PGLOBALDATA  pGlobalData  )

static

Definition at line 496 of file date.c.

{
    WCHAR OutBuffer[MAX_SAMPLES_STR_SIZE];
 
    /* Get short date format sample */
    GetDateFormatW(pGlobalData->UserLCID, 0, NULL,
                   pGlobalData->szShortDateFormat, OutBuffer,
                   MAX_SAMPLES_STR_SIZE);
    SendDlgItemMessageW(hwndDlg, IDC_SHRTDATESAMPLE_EDIT, WM_SETTEXT,
                        0, (LPARAM)OutBuffer);
 
    /* Get long date sample */
    GetDateFormatW(pGlobalData->UserLCID, 0, NULL,
                   pGlobalData->szLongDateFormat, OutBuffer,
                   MAX_SAMPLES_STR_SIZE);
    SendDlgItemMessageW(hwndDlg, IDC_LONGDATESAMPLE_EDIT,
                        WM_SETTEXT, 0, (LPARAM)OutBuffer);
}

Referenced by DatePageProc().

Variable Documentation

hwndEnum

HWND hwndEnum = NULL

static

Definition at line 37 of file date.c.

Referenced by InitLongDateCB(), InitShortDateCB(), and ShortDateFormatEnumProc().