windows-nt/Source/XPSP1/NT/shell/osshell/cpls/intl/timedlg.c

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1994-2000, Microsoft Corporation All rights reserved.
Module Name:
timedlg.c
Abstract:
This module implements the time property sheet for the Regional
Options applet.
Revision History:
--*/
//
// Include Files.
//
#include "intl.h"
#include <windowsx.h>
#include <tchar.h>
#include "intlhlp.h"
#include "maxvals.h"
//
// Global Variables.
//
static TCHAR sz_s1159[MAX_S1159 + 1];
static TCHAR sz_s2359[MAX_S2359 + 1];
static TCHAR sz_sTime[MAX_STIME + 1];
static TCHAR sz_sTimeFormat[MAX_FORMAT + 1];
TCHAR szNLS_TimeStyle[SIZE_128];
//
// Context Help Ids.
//
static int aTimeHelpIds[] =
{
IDC_GROUPBOX1, IDH_COMM_GROUPBOX,
IDC_SAMPLELBL1, IDH_INTL_TIME_SAMPLE,
IDC_SAMPLE1, IDH_INTL_TIME_SAMPLE,
IDC_SAMPLE1A, IDH_INTL_TIME_SAMPLE_ARABIC,
IDC_TIME_STYLE, IDH_INTL_TIME_FORMAT,
IDC_SEPARATOR, IDH_INTL_TIME_SEPARATOR,
IDC_AM_SYMBOL, IDH_INTL_TIME_AMSYMBOL,
IDC_PM_SYMBOL, IDH_INTL_TIME_PMSYMBOL,
IDC_GROUPBOX2, IDH_INTL_TIME_FORMAT_NOTATION,
IDC_SAMPLE2, IDH_INTL_TIME_FORMAT_NOTATION,
0, 0
};
////////////////////////////////////////////////////////////////////////////
//
// Time_DisplaySample
//
// Update the Time sample. Format the time based on the user's
// current locale settings.
//
////////////////////////////////////////////////////////////////////////////
void Time_DisplaySample(
HWND hDlg)
{
TCHAR szBuf[MAX_SAMPLE_SIZE];
//
// Show or hide the Arabic info based on the current user locale id.
//
ShowWindow(GetDlgItem(hDlg, IDC_SAMPLE1A), bShowArabic ? SW_SHOW : SW_HIDE);
//
// Get the string representing the time format for the current system
// time and display it. If the sample in the buffer is valid, display
// it. Otherwise, display a message box indicating that there is a
// problem retrieving the locale information.
//
if (GetTimeFormat(UserLocaleID, 0, NULL, NULL, szBuf, MAX_SAMPLE_SIZE))
{
SetDlgItemText(hDlg, IDC_SAMPLE1, szBuf);
if (bShowArabic)
{
SetDlgItemText(hDlg, IDC_SAMPLE1A, szBuf);
SetDlgItemRTL(hDlg, IDC_SAMPLE1A);
}
}
else
{
MessageBox(hDlg, szLocaleGetError, NULL, MB_OK | MB_ICONINFORMATION);
}
}
////////////////////////////////////////////////////////////////////////////
//
// Time_SaveValues
//
// Save values in the case that we need to restore them.
//
////////////////////////////////////////////////////////////////////////////
void Time_SaveValues()
{
//
// Save registry values.
//
if (!GetLocaleInfo( UserLocaleID,
LOCALE_S1159,
sz_s1159,
MAX_S1159 + 1 ))
{
_tcscpy(sz_s1159, TEXT("AM"));
}
if (!GetLocaleInfo( UserLocaleID,
LOCALE_S2359,
sz_s2359,
MAX_S2359 + 1 ))
{
_tcscpy(sz_s2359, TEXT("PM"));
}
if (!GetLocaleInfo( UserLocaleID,
LOCALE_STIME,
sz_sTime,
MAX_STIME + 1 ))
{
_tcscpy(sz_sTime, TEXT(":"));
}
if (!GetLocaleInfo( UserLocaleID,
LOCALE_STIMEFORMAT,
sz_sTimeFormat,
MAX_FORMAT + 1 ))
{
_tcscpy(sz_sTimeFormat, TEXT("h:mm:ss tt"));
}
}
////////////////////////////////////////////////////////////////////////////
//
// Time_RestoreValues
//
////////////////////////////////////////////////////////////////////////////
void Time_RestoreValues()
{
if (g_dwCustChange & Process_Time)
{
SetLocaleInfo(UserLocaleID, LOCALE_S1159, sz_s1159);
SetLocaleInfo(UserLocaleID, LOCALE_S2359, sz_s2359);
SetLocaleInfo(UserLocaleID, LOCALE_STIME, sz_sTime);
SetLocaleInfo(UserLocaleID, LOCALE_STIMEFORMAT, sz_sTimeFormat);
}
}
////////////////////////////////////////////////////////////////////////////
//
// Time_ClearValues
//
// Reset each of the list boxes in the time property sheet page.
//
////////////////////////////////////////////////////////////////////////////
void Time_ClearValues(
HWND hDlg)
{
ComboBox_ResetContent(GetDlgItem(hDlg, IDC_AM_SYMBOL));
ComboBox_ResetContent(GetDlgItem(hDlg, IDC_PM_SYMBOL));
ComboBox_ResetContent(GetDlgItem(hDlg, IDC_SEPARATOR));
ComboBox_ResetContent(GetDlgItem(hDlg, IDC_TIME_STYLE));
}
////////////////////////////////////////////////////////////////////////////
//
// Time_SetValues
//
// Initialize all of the controls in the time property sheet page.
//
////////////////////////////////////////////////////////////////////////////
void Time_SetValues(
HWND hDlg)
{
TCHAR szBuf[SIZE_128];
DWORD dwIndex;
HWND hCtrl = GetDlgItem(hDlg, IDC_TIME_STYLE);
//
// Initialize the dropdown box for the current locale setting for:
// AM Symbol, PM Symbol, and Time Separator.
//
DropDown_Use_Locale_Values(hDlg, LOCALE_S1159, IDC_AM_SYMBOL);
DropDown_Use_Locale_Values(hDlg, LOCALE_S2359, IDC_PM_SYMBOL);
DropDown_Use_Locale_Values(hDlg, LOCALE_STIME, IDC_SEPARATOR);
//
// Initialize and Lock function. If it succeeds, call enum function to
// enumerate all possible values for the list box via a call to EnumProc.
// EnumProc will call Set_List_Values for each of the string values it
// receives. When the enumeration of values is complete, call
// Set_List_Values to clear the dialog item specific data and to clear
// the lock on the function. Perform this set of operations for all of
// the Time Styles.
//
if (Set_List_Values(hDlg, IDC_TIME_STYLE, 0))
{
EnumTimeFormats(EnumProc, UserLocaleID, 0);
Set_List_Values(0, IDC_TIME_STYLE, 0);
dwIndex = 0;
if (GetLocaleInfo(UserLocaleID, LOCALE_STIMEFORMAT, szBuf, SIZE_128))
{
dwIndex = ComboBox_FindString(hCtrl, -1, szBuf);
}
else
{
MessageBox(hDlg, szLocaleGetError, NULL, MB_OK | MB_ICONINFORMATION);
}
Localize_Combobox_Styles(hDlg, IDC_TIME_STYLE, LOCALE_STIMEFORMAT);
ComboBox_SetCurSel(hCtrl, dwIndex);
}
//
// Display the current sample that represents all of the locale settings.
//
Time_DisplaySample(hDlg);
}
////////////////////////////////////////////////////////////////////////////
//
// Time_ApplySettings
//
// For every control that has changed (that affects the Locale settings),
// call Set_Locale_Values to update the user locale information. Notify
// the parent of changes and reset the change flag stored in the property
// sheet page structure appropriately. Redisplay the time sample if
// bRedisplay is TRUE.
//
////////////////////////////////////////////////////////////////////////////
BOOL Time_ApplySettings(
HWND hDlg,
BOOL bRedisplay)
{
TCHAR szBuf[SIZE_128];
DWORD dwIndex;
HWND hCtrl;
LPPROPSHEETPAGE lpPropSheet = (LPPROPSHEETPAGE)(GetWindowLongPtr(hDlg, DWLP_USER));
LPARAM Changes = lpPropSheet->lParam;
if (Changes & TC_1159)
{
if (!Set_Locale_Values( hDlg,
LOCALE_S1159,
IDC_AM_SYMBOL,
TEXT("s1159"),
FALSE,
0,
0,
NULL ))
{
return (FALSE);
}
}
if (Changes & TC_2359)
{
if (!Set_Locale_Values( hDlg,
LOCALE_S2359,
IDC_PM_SYMBOL,
TEXT("s2359"),
FALSE,
0,
0,
NULL ))
{
return (FALSE);
}
}
if (Changes & TC_TimeFmt)
{
//
// szNLS_TimeStyle is set in Time_ValidatePPS.
//
if (!Set_Locale_Values( hDlg,
LOCALE_STIMEFORMAT,
IDC_TIME_STYLE,
0,
FALSE,
0,
0,
szNLS_TimeStyle ))
{
return (FALSE);
}
#ifndef WINNT
//
// The time marker gets:
// set to Null for 24 hour format and
// doesn't change for 12 hour format.
//
GetProfileString(szIntl, TEXT("iTime"), TEXT("0"), pTestBuf, 10);
if (*pTestBuf == TC_FullTime)
{
SetLocaleInfo(UserLocaleID, LOCALE_S1159, TEXT(""));
SetLocaleInfo(UserLocaleID, LOCALE_S2359, TEXT(""));
}
else
{
//
// Set time marker in the registry.
//
if (!Set_Locale_Values( 0,
LOCALE_S1159,
0,
TEXT("s1159"),
TRUE,
0,
0,
NULL ))
{
return (FALSE);
}
if (!Set_Locale_Values( 0,
LOCALE_S2359,
0,
TEXT("s2359"),
TRUE,
0,
0,
NULL ))
{
return (FALSE);
}
}
#endif
//
// If the time separator has areadly been changed, then don't update
// it now as it will be updated down below.
//
if (!(Changes & TC_STime))
{
//
// Since the time style changed, reset time separator list box.
//
ComboBox_ResetContent(GetDlgItem(hDlg, IDC_SEPARATOR));
DropDown_Use_Locale_Values(hDlg, LOCALE_STIME, IDC_SEPARATOR);
if (!Set_Locale_Values( hDlg,
LOCALE_STIME,
IDC_SEPARATOR,
TEXT("sTime"),
FALSE,
0,
0,
NULL ))
{
return (FALSE);
}
}
//
// Also need to reset the AM and PM list boxes.
//
ComboBox_ResetContent(GetDlgItem(hDlg, IDC_AM_SYMBOL));
ComboBox_ResetContent(GetDlgItem(hDlg, IDC_PM_SYMBOL));
DropDown_Use_Locale_Values(hDlg, LOCALE_S1159, IDC_AM_SYMBOL);
DropDown_Use_Locale_Values(hDlg, LOCALE_S2359, IDC_PM_SYMBOL);
}
if (Changes & TC_STime)
{
if (!Set_Locale_Values( hDlg,
LOCALE_STIME,
IDC_SEPARATOR,
TEXT("sTime"),
FALSE,
0,
0,
NULL ))
{
return (FALSE);
}
//
// Since the time separator changed, update the time style
// list box.
//
hCtrl = GetDlgItem(hDlg, IDC_TIME_STYLE);
ComboBox_ResetContent(hCtrl);
if (Set_List_Values(hDlg, IDC_TIME_STYLE, 0))
{
EnumTimeFormats(EnumProc, UserLocaleID, 0);
Set_List_Values(0, IDC_TIME_STYLE, 0);
dwIndex = 0;
if (GetLocaleInfo(UserLocaleID, LOCALE_STIMEFORMAT, szBuf, SIZE_128))
{
dwIndex = ComboBox_FindString(hCtrl, -1, szBuf);
}
else
{
MessageBox(hDlg, szLocaleGetError, NULL, MB_OK | MB_ICONINFORMATION);
}
Localize_Combobox_Styles( hDlg,
IDC_TIME_STYLE,
LOCALE_STIMEFORMAT );
ComboBox_SetCurSel(hCtrl, dwIndex);
}
}
PropSheet_UnChanged(GetParent(hDlg), hDlg);
lpPropSheet->lParam = TC_EverChg;
//
// Display the current sample that represents all of the locale settings.
//
if (bRedisplay)
{
Time_DisplaySample(hDlg);
}
//
// Changes made in the second level.
//
if (Changes)
{
g_dwCustChange |= Process_Time;
}
//
// Return success.
//
return (TRUE);
}
////////////////////////////////////////////////////////////////////////////
//
// Time_ValidatePPS
//
// Validate each of the combo boxes whose values are constrained.
// If any of the input fails, notify the user and then return FALSE
// to indicate validation failure.
//
////////////////////////////////////////////////////////////////////////////
BOOL Time_ValidatePPS(
HWND hDlg,
LPARAM Changes)
{
//
// If nothing has changed, return TRUE immediately.
//
if (Changes <= TC_EverChg)
{
return (TRUE);
}
//
// If the AM symbol has changed, ensure that there are no digits
// contained in the new symbol.
//
if (Changes & TC_1159 &&
Item_Has_Digits(hDlg, IDC_AM_SYMBOL, TRUE))
{
No_Numerals_Error(hDlg, IDC_AM_SYMBOL, IDS_LOCALE_AM_SYM);
return (FALSE);
}
//
// If the PM symbol has changed, ensure that there are no digits
// contained in the new symbol.
//
if (Changes & TC_2359 &&
Item_Has_Digits(hDlg, IDC_PM_SYMBOL, TRUE))
{
No_Numerals_Error(hDlg, IDC_PM_SYMBOL, IDS_LOCALE_PM_SYM);
return (FALSE);
}
//
// If the time separator has changed, ensure that there are no digits
// and no invalid characters contained in the new separator.
//
if (Changes & TC_STime &&
Item_Has_Digits_Or_Invalid_Chars( hDlg,
IDC_SEPARATOR,
FALSE,
szInvalidSTime ))
{
No_Numerals_Error(hDlg, IDC_SEPARATOR, IDS_LOCALE_TIME_SEP);
return (FALSE);
}
//
// If the time style has changed, ensure that there are only characters
// in this set " Hhmst,-./:;\" or localized equivalent, the separator
// string, and text enclosed in single quotes.
//
if (Changes & TC_TimeFmt)
{
if (NLSize_Style( hDlg,
IDC_TIME_STYLE,
szNLS_TimeStyle,
LOCALE_STIMEFORMAT ) ||
Item_Check_Invalid_Chars( hDlg,
szNLS_TimeStyle,
szTimeChars,
IDC_SEPARATOR,
FALSE,
szTCaseSwap,
IDC_TIME_STYLE ))
{
Invalid_Chars_Error(hDlg, IDC_TIME_STYLE, IDS_LOCALE_TIME);
return (FALSE);
}
}
//
// Return success.
//
return (TRUE);
}
////////////////////////////////////////////////////////////////////////////
//
// Time_InitPropSheet
//
// The extra long value for the property sheet page is used as a set of
// state or change flags for each of the list boxes in the property sheet.
// Initialize this value to 0. Call Time_SetValues with the property
// sheet handle to initialize all of the property sheet controls. Limit
// the length of the text in some of the ComboBoxes.
//
////////////////////////////////////////////////////////////////////////////
void Time_InitPropSheet(
HWND hDlg,
LPARAM lParam)
{
//
// The lParam holds a pointer to the property sheet page. Save it
// for later reference.
//
SetWindowLongPtr(hDlg, DWLP_USER, lParam);
Time_SetValues(hDlg);
szNLS_TimeStyle[0] = 0;
ComboBox_LimitText(GetDlgItem(hDlg, IDC_AM_SYMBOL), MAX_S1159);
ComboBox_LimitText(GetDlgItem(hDlg, IDC_PM_SYMBOL), MAX_S2359);
ComboBox_LimitText(GetDlgItem(hDlg, IDC_SEPARATOR), MAX_STIME);
ComboBox_LimitText(GetDlgItem(hDlg, IDC_TIME_STYLE), MAX_FORMAT);
}
////////////////////////////////////////////////////////////////////////////
//
// TimeDlgProc
//
////////////////////////////////////////////////////////////////////////////
INT_PTR CALLBACK TimeDlgProc(
HWND hDlg,
UINT message,
WPARAM wParam,
LPARAM lParam)
{
NMHDR *lpnm;
LPPROPSHEETPAGE lpPropSheet = (LPPROPSHEETPAGE)(GetWindowLongPtr(hDlg, DWLP_USER));
switch (message)
{
case ( WM_NOTIFY ) :
{
lpnm = (NMHDR *)lParam;
switch (lpnm->code)
{
case ( PSN_SETACTIVE ) :
{
//
// If there has been a change in the regional Locale
// setting, clear all of the current info in the
// property sheet, get the new values, and update the
// appropriate registry values.
//
if (Verified_Regional_Chg & Process_Time)
{
Verified_Regional_Chg &= ~Process_Time;
Time_ClearValues(hDlg);
Time_SetValues(hDlg);
lpPropSheet->lParam = 0;
}
break;
}
case ( PSN_KILLACTIVE ) :
{
//
// Validate the entries on the property page.
//
SetWindowLongPtr( hDlg,
DWLP_MSGRESULT,
!Time_ValidatePPS( hDlg,
lpPropSheet->lParam ) );
break;
}
case ( PSN_APPLY ) :
{
//
// Apply the settings.
//
if (Time_ApplySettings(hDlg, TRUE))
{
SetWindowLongPtr(hDlg, DWLP_MSGRESULT, PSNRET_NOERROR);
//
// Zero out the TC_EverChg bit.
//
lpPropSheet->lParam = 0;
}
else
{
SetWindowLongPtr( hDlg,
DWLP_MSGRESULT,
PSNRET_INVALID_NOCHANGEPAGE );
}
break;
}
default :
{
return (FALSE);
}
}
break;
}
case ( WM_INITDIALOG ) :
{
Time_InitPropSheet(hDlg, lParam);
Time_SaveValues();
break;
}
case ( WM_DESTROY ) :
{
break;
}
case ( WM_HELP ) :
{
WinHelp( (HWND)((LPHELPINFO)lParam)->hItemHandle,
szHelpFile,
HELP_WM_HELP,
(DWORD_PTR)(LPTSTR)aTimeHelpIds );
break;
}
case ( WM_CONTEXTMENU ) : // right mouse click
{
WinHelp( (HWND)wParam,
szHelpFile,
HELP_CONTEXTMENU,
(DWORD_PTR)(LPTSTR)aTimeHelpIds );
break;
}
case ( WM_COMMAND ) :
{
switch (LOWORD(wParam))
{
case ( IDC_AM_SYMBOL ) :
{
if (HIWORD(wParam) == CBN_SELCHANGE ||
HIWORD(wParam) == CBN_EDITCHANGE)
{
lpPropSheet->lParam |= TC_1159;
}
break;
}
case ( IDC_PM_SYMBOL ) :
{
if (HIWORD(wParam) == CBN_SELCHANGE ||
HIWORD(wParam) == CBN_EDITCHANGE)
{
lpPropSheet->lParam |= TC_2359;
}
break;
}
case ( IDC_SEPARATOR ) :
{
if (HIWORD(wParam) == CBN_SELCHANGE ||
HIWORD(wParam) == CBN_EDITCHANGE)
{
lpPropSheet->lParam |= TC_STime;
}
break;
}
case ( IDC_TIME_STYLE ) :
{
if (HIWORD(wParam) == CBN_SELCHANGE ||
HIWORD(wParam) == CBN_EDITCHANGE)
{
lpPropSheet->lParam |= TC_TimeFmt;
}
break;
}
}
//
// Turn on ApplyNow button.
//
if (lpPropSheet->lParam > TC_EverChg)
{
PropSheet_Changed(GetParent(hDlg), hDlg);
}
break;
}
default :
{
return (FALSE);
}
}
//
// Return success.
//
return (TRUE);
}