/*
* ReactOS
- * Copyright (C) 2004 ReactOS Team
+ * Copyright (C) 2004, 2005 ReactOS Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* FILE: lib/cpl/intl/locale.c
* PURPOSE: Locale property page
* PROGRAMMER: Eric Kohl
+ * Klemens Friedl
*/
#include <windows.h>
#include "resource.h"
+// FIXME:
+// * change registry function (-> "HKCR\MIME\Database\Rfc1766")
+
+
+
+typedef struct _TZ_INFO
+{
+ LONG Bias;
+ LONG StandardBias;
+ LONG DaylightBias;
+ SYSTEMTIME StandardDate;
+ SYSTEMTIME DaylightDate;
+} TZ_INFO, *PTZ_INFO;
+
+typedef struct _TIMEZONE_ENTRY
+{
+ struct _TIMEZONE_ENTRY *Prev;
+ struct _TIMEZONE_ENTRY *Next;
+ WCHAR Description[64]; /* 'Display' */
+ WCHAR StandardName[32]; /* 'Std' */
+ WCHAR DaylightName[32]; /* 'Dlt' */
+ TZ_INFO TimezoneInfo; /* 'TZI' */
+ ULONG Index; /* 'Index' */
+} TIMEZONE_ENTRY, *PTIMEZONE_ENTRY;
+
+
+
+PTIMEZONE_ENTRY TimeZoneListHead = NULL;
+PTIMEZONE_ENTRY TimeZoneListTail = NULL;
+
+
+
+
+static PTIMEZONE_ENTRY
+GetLargerTimeZoneEntry(DWORD Index)
+{
+ PTIMEZONE_ENTRY Entry;
+
+ Entry = TimeZoneListHead;
+ while (Entry != NULL)
+ {
+ if (Entry->Index >= Index)
+ return Entry;
+
+ Entry = Entry->Next;
+ }
+
+ return NULL;
+}
+
+
+static VOID
+CreateTimeZoneList(VOID)
+{
+
+ WCHAR szKeyName[256];
+ DWORD dwIndex;
+ DWORD dwNameSize;
+ DWORD dwValueSize;
+ LONG lError;
+ HKEY hZonesKey;
+ HKEY hZoneKey;
+
+ PTIMEZONE_ENTRY Entry;
+ PTIMEZONE_ENTRY Current;
+
+
+
+ if (RegOpenKeyExW(HKEY_LOCAL_MACHINE,
+ L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Time Zones",
+ 0,
+ KEY_ALL_ACCESS,
+ &hZonesKey))
+ return;
+
+ dwIndex = 0;
+ while (TRUE)
+ {
+ dwNameSize = 256;
+ lError = RegEnumKeyExW(hZonesKey,
+ dwIndex,
+ szKeyName,
+ &dwNameSize,
+ NULL,
+ NULL,
+ NULL,
+ NULL);
+ if (lError != ERROR_SUCCESS && lError != ERROR_MORE_DATA)
+ break;
+
+
+ if (RegOpenKeyExW(hZonesKey,
+ szKeyName,
+ 0,
+ KEY_ALL_ACCESS,
+ &hZoneKey))
+ break;
+
+
+ Entry = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(TIMEZONE_ENTRY));
+ if (Entry == NULL)
+ {
+ RegCloseKey(hZonesKey);
+ break;
+ }
+
+ dwValueSize = 64 * sizeof(WCHAR);
+ if (RegQueryValueExW(hZonesKey,
+ L"Display",
+ NULL,
+ NULL,
+ (LPBYTE)&Entry->Description,
+ &dwValueSize))
+ {
+ RegCloseKey(hZonesKey);
+ break;
+ }
+
+ dwValueSize = 32 * sizeof(WCHAR);
+ if (RegQueryValueExW(hZonesKey,
+ L"Std",
+ NULL,
+ NULL,
+ (LPBYTE)&Entry->StandardName,
+ &dwValueSize))
+ {
+ RegCloseKey(hZonesKey);
+ break;
+ }
+
+ dwValueSize = 32 * sizeof(WCHAR);
+ if (RegQueryValueExW(hZonesKey,
+ L"Dlt",
+ NULL,
+ NULL,
+ (LPBYTE)&Entry->DaylightName,
+ &dwValueSize))
+ {
+ RegCloseKey(hZonesKey);
+ break;
+ }
+
+ dwValueSize = sizeof(DWORD);
+ if (RegQueryValueExW(hZonesKey,
+ L"Index",
+ NULL,
+ NULL,
+ (LPBYTE)&Entry->Index,
+ &dwValueSize))
+ {
+ RegCloseKey(hZonesKey);
+ break;
+ }
+
+ dwValueSize = sizeof(TZ_INFO);
+ if (RegQueryValueExW(hZonesKey,
+ L"TZI",
+ NULL,
+ NULL,
+ (LPBYTE)&Entry->TimezoneInfo,
+ &dwValueSize))
+ {
+ RegCloseKey(hZonesKey);
+ break;
+ }
+
+ RegCloseKey(hZoneKey);
+
+ if (TimeZoneListHead == NULL &&
+ TimeZoneListTail == NULL)
+ {
+ Entry->Prev = NULL;
+ Entry->Next = NULL;
+ TimeZoneListHead = Entry;
+ TimeZoneListTail = Entry;
+ }
+ else
+ {
+ Current = GetLargerTimeZoneEntry(Entry->Index);
+ if (Current != NULL)
+ {
+ if (Current == TimeZoneListHead)
+ {
+ /* Prepend to head */
+ Entry->Prev = NULL;
+ Entry->Next = TimeZoneListHead;
+ TimeZoneListHead->Prev = Entry;
+ TimeZoneListHead = Entry;
+ }
+ else
+ {
+ /* Insert before current */
+ Entry->Prev = Current->Prev;
+ Entry->Next = Current;
+ Current->Prev->Next = Entry;
+ Current->Prev = Entry;
+ }
+ }
+ else
+ {
+ /* Append to tail */
+ Entry->Prev = TimeZoneListTail;
+ Entry->Next = NULL;
+ TimeZoneListTail->Next = Entry;
+ TimeZoneListTail = Entry;
+ }
+ }
+
+ dwIndex++;
+ }
+
+ RegCloseKey(hZonesKey);
+
+}
+
+
+static VOID
+ShowTimeZoneList(HWND hwnd)
+{
+ TIME_ZONE_INFORMATION TimeZoneInfo;
+ PTIMEZONE_ENTRY Entry;
+ DWORD dwIndex;
+ DWORD i;
+
+ GetTimeZoneInformation(&TimeZoneInfo);
+
+ dwIndex = 0;
+ i = 0;
+ Entry = TimeZoneListHead;
+ while (Entry != NULL)
+ {
+ SendMessageW(hwnd,
+ CB_ADDSTRING,
+ 0,
+ (LPARAM)Entry->Description);
+
+ if (!wcscmp(Entry->StandardName, TimeZoneInfo.StandardName))
+ dwIndex = i;
+
+ i++;
+ Entry = Entry->Next;
+ }
+
+ SendMessageW(hwnd,
+ CB_SETCURSEL,
+ (WPARAM)dwIndex,
+ 0);
+}
+
+
+
+
/* Property page dialog callback */
INT_PTR CALLBACK
LocalePageProc(HWND hwndDlg,
switch(uMsg)
{
case WM_INITDIALOG:
+
+ CreateTimeZoneList();
+ ShowTimeZoneList(GetDlgItem(hwndDlg, IDC_LANGUAGELIST));
+
break;
}
return FALSE;
}
+
/* EOF */