--- trunk/reactos/subsys/win32k/ntuser/misc.c 2005-11-25 03:50:49 UTC (rev 19540)
+++ trunk/reactos/subsys/win32k/ntuser/misc.c 2005-11-25 04:14:59 UTC (rev 19541)
@@ -6,7 +6,7 @@
* FILE: subsys/win32k/ntuser/misc.c
* PROGRAMER: Ge van Geldorp (ge@gse.nl)
* REVISION HISTORY:
- * 2003/05/22 Created
+ * 2003/05/22 CreatedStyleNum
*/
#include <w32k.h>
@@ -928,7 +928,18 @@
the current wallpaper bitmap */
HBITMAP hOldBitmap, hNewBitmap;
ASSERT(pvParam);
-
+ UNICODE_STRING Key = RTL_CONSTANT_STRING(L"\\Registry\\User\\.Default\\Control Panel\\Desktop");
+ UNICODE_STRING Tile = RTL_CONSTANT_STRING(L"TileWallpaper");
+ UNICODE_STRING Style = RTL_CONSTANT_STRING(L"WallpaperStyle");
+ OBJECT_ATTRIBUTES KeyAttributes;
+ NTSTATUS Status;
+ HANDLE KeyHandle = NULL;
+ PKEY_VALUE_PARTIAL_INFORMATION KeyValuePartialInfo;
+ ULONG Length = 0;
+ ULONG ResLength = 0;
+ ULONG TileNum = 0;
+ ULONG StyleNum = 0;
+
hNewBitmap = *(HBITMAP*)pvParam;
if(hNewBitmap != NULL)
{
@@ -953,6 +964,96 @@
/* delete the old wallpaper */
NtGdiDeleteObject(hOldBitmap);
}
+
+ /* Set the style */
+
+ /*default value is center */
+ WinStaObject->WallpaperMode = wmCenter;
+
+ /* find the tile value in the registry */
+ InitializeObjectAttributes(&KeyAttributes, &Key, OBJ_CASE_INSENSITIVE,
+ NULL, NULL);
+ ZwOpenKey(&KeyHandle, KEY_READ, &KeyAttributes);
+
+ Status = ZwQueryValueKey(KeyHandle, &Tile, KeyValuePartialInformation,
+ 0, 0, &ResLength);
+
+ ResLength += sizeof(KEY_VALUE_PARTIAL_INFORMATION);
+ KeyValuePartialInfo = ExAllocatePoolWithTag(PagedPool, ResLength, TAG_STRING);
+ Length = ResLength;
+
+ if(!KeyValuePartialInfo)
+ {
+ NtClose(KeyHandle);
+ return 0;
+ }
+
+ Status = ZwQueryValueKey(KeyHandle, &Tile, KeyValuePartialInformation,
+ (PVOID)KeyValuePartialInfo, Length, &ResLength);
+ if(!NT_SUCCESS(Status) || (KeyValuePartialInfo->Type != REG_SZ))
+ {
+ NtClose(KeyHandle);
+ ExFreePool(KeyValuePartialInfo);
+ return 0;
+ }
+
+ Tile.Length = KeyValuePartialInfo->DataLength;
+ Tile.MaximumLength = KeyValuePartialInfo->DataLength;
+ Tile.Buffer = (PWSTR)KeyValuePartialInfo->Data;
+
+ Status = RtlUnicodeStringToInteger(&Tile, 0, &TileNum);
+ if(!NT_SUCCESS(Status))
+ {
+ TileNum = 0;
+ }
+ ExFreePool(KeyValuePartialInfo);
+
+ /* start over again and look for the style*/
+ ResLength = 0;
+ Status = ZwQueryValueKey(KeyHandle, &Style, KeyValuePartialInformation,
+ 0, 0, &ResLength);
+
+ ResLength += sizeof(KEY_VALUE_PARTIAL_INFORMATION);
+ KeyValuePartialInfo = ExAllocatePoolWithTag(PagedPool, ResLength, TAG_STRING);
+ Length = ResLength;
+
+ if(!KeyValuePartialInfo)
+ {
+ NtClose(KeyHandle);
+ return 0;
+ }
+
+ Status = ZwQueryValueKey(KeyHandle, &Style, KeyValuePartialInformation,
+ (PVOID)KeyValuePartialInfo, Length, &ResLength);
+ if(!NT_SUCCESS(Status) || (KeyValuePartialInfo->Type != REG_SZ))
+ {
+ NtClose(KeyHandle);
+ ExFreePool(KeyValuePartialInfo);
+ return 0;
+ }
+
+ Style.Length = KeyValuePartialInfo->DataLength;
+ Style.MaximumLength = KeyValuePartialInfo->DataLength;
+ Style.Buffer = (PWSTR)KeyValuePartialInfo->Data;
+
+ Status = RtlUnicodeStringToInteger(&Style, 0, &StyleNum);
+ if(!NT_SUCCESS(Status))
+ {
+ StyleNum = 0;
+ }
+ ExFreePool(KeyValuePartialInfo);
+
+ /* Check the values we found in the registry */
+ if(TileNum && !StyleNum)
+ {
+ WinStaObject->WallpaperMode = wmTile;
+ }
+ else if(!TileNum && StyleNum == 2)
+ {
+ WinStaObject->WallpaperMode = wmStretch;
+ }
+
+ NtClose(KeyHandle);
break;
}
case SPI_GETDESKWALLPAPER: