X-Git-Url: https://git.reactos.org/?p=reactos.git;a=blobdiff_plain;f=reactos%2Flib%2Fcpl%2Fintl%2Flocale.c;h=86eecea69bb378b3e10cd5110e3d9e8b8d0d6767;hp=a37b9eac401d9122633ec6585ff071d92e77ba41;hb=b21f552e3ba619311aea63235bc74b777927fbf7;hpb=fd962e2f04fa7ff1839c6f31a545464199016748

diff --git a/reactos/lib/cpl/intl/locale.c b/reactos/lib/cpl/intl/locale.c
index a37b9eac401..86eecea69bb 100644
--- a/reactos/lib/cpl/intl/locale.c
+++ b/reactos/lib/cpl/intl/locale.c
@@ -1,6 +1,6 @@
 /*
  *  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
@@ -22,6 +22,7 @@
  * FILE:            lib/cpl/intl/locale.c
  * PURPOSE:         Locale property page
  * PROGRAMMER:      Eric Kohl
+ *                  Klemens Friedl
  */
 
 #include <windows.h>
@@ -32,6 +33,258 @@
 #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,
@@ -42,9 +295,14 @@ LocalePageProc(HWND hwndDlg,
   switch(uMsg)
   {
     case WM_INITDIALOG:
+
+      CreateTimeZoneList();
+      ShowTimeZoneList(GetDlgItem(hwndDlg, IDC_LANGUAGELIST));
+
       break;
   }
   return FALSE;
 }
 
+
 /* EOF */