From a6e48e9704f9ccf273c11a717b3c58bac40f2751 Mon Sep 17 00:00:00 2001
From: Thomas Bluemel <thomas@reactsoft.com>
Date: Tue, 12 Aug 2003 22:27:55 +0000
Subject: [PATCH] Implemented InternalGetWindowText() partially

svn path=/trunk/; revision=5550
---
 reactos/include/win32k/ntuser.h       |  6 ++---
 reactos/lib/user32/windows/window.c   | 35 +++++++++++++++++++++++-
 reactos/subsys/win32k/ntuser/window.c | 39 ++++++++++++++++++++++-----
 3 files changed, 69 insertions(+), 11 deletions(-)

diff --git a/reactos/include/win32k/ntuser.h b/reactos/include/win32k/ntuser.h
index 07dfd7be6a4..3190e5342b8 100644
--- a/reactos/include/win32k/ntuser.h
+++ b/reactos/include/win32k/ntuser.h
@@ -914,9 +914,9 @@ NtUserInitTask(
 DWORD
 STDCALL
 NtUserInternalGetWindowText(
-  DWORD Unknown0,
-  DWORD Unknown1,
-  DWORD Unknown2);
+  HWND hWnd,
+  LPWSTR lpString,
+  int nMaxCount);
 
 DWORD
 STDCALL
diff --git a/reactos/lib/user32/windows/window.c b/reactos/lib/user32/windows/window.c
index 79caafbb230..0da6a052f50 100644
--- a/reactos/lib/user32/windows/window.c
+++ b/reactos/lib/user32/windows/window.c
@@ -1,4 +1,4 @@
-/* $Id: window.c,v 1.56 2003/08/11 19:09:53 gdalsnes Exp $
+/* $Id: window.c,v 1.57 2003/08/12 22:27:55 weiden Exp $
  *
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS user32.dll
@@ -14,6 +14,7 @@
 #include <windows.h>
 #include <user32.h>
 #include <window.h>
+#include <string.h>
 #include <user32/callback.h>
 #include <user32/regcontrol.h>
 
@@ -1584,4 +1585,36 @@ GetWindowContextHelpId(HWND hwnd)
   return(0);
 }
 
+/*
+ * @implemented
+ */
+DWORD
+STDCALL
+InternalGetWindowText(HWND hWnd, LPWSTR lpString, int nMaxCount)
+{
+  DWORD res = 0;
+  LPWSTR lps = NULL;
+  if(lpString && (nMaxCount > 0))
+  {
+    lps = RtlAllocateHeap(RtlGetProcessHeap(), 0, nMaxCount * sizeof(WCHAR));
+    if(!lps)
+    {
+      SetLastError(ERROR_OUTOFMEMORY);
+      return 0;
+    }
+  }
+  
+  res = NtUserInternalGetWindowText(hWnd, lps, nMaxCount);
+  
+  if(lps)
+  {
+    RtlCopyMemory(lpString, lps, res * sizeof(WCHAR));
+    lpString[res] = (WCHAR)"\0";  /* null-terminate the string */
+    
+    RtlFreeHeap(RtlGetProcessHeap(), 0, lps);
+  }
+  
+  return res;
+}
+
 /* EOF */
diff --git a/reactos/subsys/win32k/ntuser/window.c b/reactos/subsys/win32k/ntuser/window.c
index 8523d274c0d..06b79daab66 100644
--- a/reactos/subsys/win32k/ntuser/window.c
+++ b/reactos/subsys/win32k/ntuser/window.c
@@ -16,7 +16,7 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
-/* $Id: window.c,v 1.87 2003/08/11 21:10:49 royce Exp $
+/* $Id: window.c,v 1.88 2003/08/12 22:27:55 weiden Exp $
  *
  * COPYRIGHT:        See COPYING in the top level directory
  * PROJECT:          ReactOS kernel
@@ -1483,13 +1483,38 @@ NtUserGetWindowPlacement(DWORD Unknown0,
 }
 
 DWORD STDCALL
-NtUserInternalGetWindowText(DWORD Unknown0,
-			    DWORD Unknown1,
-			    DWORD Unknown2)
+NtUserInternalGetWindowText(HWND hWnd,
+			    LPWSTR lpString,
+			    int nMaxCount)
 {
-  UNIMPLEMENTED
-
-  return 0;
+  DWORD res = 0;
+  PWINDOW_OBJECT WindowObject;
+  HANDLE Atom;
+  
+  W32kAcquireWinLockShared(); /* ??? */
+  WindowObject = W32kGetWindowObject(hWnd);
+  if(!WindowObject)
+  {
+    W32kReleaseWinLock(); /* ??? */
+    SetLastWin32Error(ERROR_INVALID_WINDOW_HANDLE);
+    return 0;
+  }
+  
+  if(lpString)
+  {
+    /* FIXME - Window text is currently stored
+               in the Atom 'USER32!WindowTextAtomA' */
+    
+  }
+  else
+  {
+    /* FIXME - return length of window text */
+  }
+  
+  W32kReleaseWindowObject(WindowObject);
+  
+  W32kReleaseWinLock(); /* ??? */
+  return res;
 }
 
 DWORD STDCALL