[janderwald] 37618: - Store settings of SPI_SETMOUSEBUTTONSWAP in registry - bug 2443

Author: janderwald
Date: Mon Nov 24 11:57:17 2008
New Revision: 37618
URL: http://svn.reactos.org/svn/reactos?rev=37618&view=rev
Log:
- Store settings of SPI_SETMOUSEBUTTONSWAP in registry
- bug 2443
Modified:
    trunk/reactos/subsystems/win32/win32k/ntuser/sysparams.c
Modified: trunk/reactos/subsystems/win32/win32k/ntuser/sysparams.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/nt…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/sysparams.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/sysparams.c [iso-8859-1] Mon Nov 24
11:57:17 2008
@@ -44,6 +44,40 @@
       RtlCopyMemory(font, &DefaultFont, sizeof(LOGFONTW));
    }
 }
+
+VOID
+IntWriteSystemParametersSettings(PUNICODE_STRING SubKeyName, PUNICODE_STRING KeyName,
ULONG Type, PVOID Data, ULONG DataSize)
+{
+    UNICODE_STRING KeyPath;
+    NTSTATUS Status;
+    HANDLE CurrentUserKey, KeyHandle;
+    OBJECT_ATTRIBUTES KeyAttributes, ObjectAttributes;
+
+    /* Get a handle to the current users settings */
+    Status = RtlFormatCurrentUserKeyPath(&KeyPath);
+    if(!NT_SUCCESS(Status))
+        return;
+
+    InitializeObjectAttributes(&ObjectAttributes, &KeyPath, OBJ_CASE_INSENSITIVE,
NULL, NULL);
+    /* Open the HKCU key */
+    Status = ZwOpenKey(&CurrentUserKey, KEY_WRITE, &ObjectAttributes);
+    RtlFreeUnicodeString(&KeyPath);
+    if(!NT_SUCCESS(Status))
+        return;
+
+
+    /* Open up the settings to read the values */
+    InitializeObjectAttributes(&KeyAttributes, SubKeyName, OBJ_CASE_INSENSITIVE,
CurrentUserKey, NULL);
+    Status = ZwOpenKey(&KeyHandle, KEY_WRITE, &KeyAttributes);
+    ZwClose(CurrentUserKey);
+
+    if (NT_SUCCESS(Status))
+    {
+        ZwSetValueKey(KeyHandle, KeyName, 0, Type, Data, DataSize);
+        ZwClose(KeyHandle);
+    }
+}
+
 ULONG FASTCALL
@@ -260,9 +294,17 @@
                    CurInfo->MouseHoverHeight = uiParam;
                    break;
                case SPI_SETMOUSEBUTTONSWAP:
-                   CurInfo = IntGetSysCursorInfo(WinStaObject);
-                   CurInfo->SwapButtons = uiParam;
-                   break;
+                   {
+                      UNICODE_STRING SubKeyName = RTL_CONSTANT_STRING(L"Control
Panel\\Mouse");
+                      UNICODE_STRING SwapMouseButtons =
RTL_CONSTANT_STRING(L"SwapMouseButtons");
+                      WCHAR szBuffer[10];
+
+                      swprintf(szBuffer, L"%u", uiParam);
+                      CurInfo = IntGetSysCursorInfo(WinStaObject);
+                      CurInfo->SwapButtons = uiParam;
+                      IntWriteSystemParametersSettings(&SubKeyName,
&SwapMouseButtons, REG_SZ, szBuffer, (wcslen(szBuffer)+1) * sizeof(WCHAR));
+                      break;
+                   }
                case SPI_SETMOUSE:
                    CurInfo = IntGetSysCursorInfo(WinStaObject);
                    CurInfo->CursorAccelerationInfo =
*(PCURSORACCELERATION_INFO)pvParam;