[cwittich] 31087: Dmitry Timoshkov : Windows doesn' t send the initialization messages to a dialog if a passed in dlgProc is NULL . <dmitry at codeweavers.com>

Author: cwittich
Date: Sat Dec  8 21:11:28 2007
New Revision: 31087

URL: http://svn.reactos.org/svn/reactos?rev=31087&view=rev
Log:
Dmitry Timoshkov : Windows doesn' t send the initialization messages to a dialog if a
passed in dlgProc is NULL . <dmitry at codeweavers.com>

Modified:
    trunk/reactos/dll/win32/user32/windows/dialog.c

Modified: trunk/reactos/dll/win32/user32/windows/dialog.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/user32/windows/d…
==============================================================================
--- trunk/reactos/dll/win32/user32/windows/dialog.c (original)
+++ trunk/reactos/dll/win32/user32/windows/dialog.c Sat Dec  8 21:11:28 2007
@@ -798,7 +798,7 @@
     if (unicode) SetWindowLongPtrW( hwnd, DWLP_DLGPROC, (ULONG_PTR)dlgProc );
     else SetWindowLongPtrA( hwnd, DWLP_DLGPROC, (ULONG_PTR)dlgProc );
 
-    if (dlgInfo->hUserFont)
+    if (dlgProc && dlgInfo->hUserFont)
         SendMessageW( hwnd, WM_SETFONT, (WPARAM)dlgInfo->hUserFont, 0 );
 
     /* Create controls */
@@ -806,16 +806,17 @@
     if (DIALOG_CreateControls32( hwnd, dlgTemplate, &template, hInst, unicode ))
     {
         /* Send initialisation messages and set focus */
-
-        if (SendMessageW( hwnd, WM_INITDIALOG, (WPARAM)dlgInfo->hwndFocus, param )
&&
-            ((~template.style & DS_CONTROL) || (template.style & WS_VISIBLE)))
-        {
-            /* By returning TRUE, app has requested a default focus assignment */
-            dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE);
-            if( dlgInfo->hwndFocus )
-                SetFocus( dlgInfo->hwndFocus );
-        }
-
+        if (dlgProc)
+        {
+            if (SendMessageW( hwnd, WM_INITDIALOG, (WPARAM)dlgInfo->hwndFocus, param )
&&
+                ((~template.style & DS_CONTROL) || (template.style &
WS_VISIBLE)))
+            {
+                /* By returning TRUE, app has requested a default focus assignment */
+                dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE);
+                if( dlgInfo->hwndFocus )
+                    SetFocus( dlgInfo->hwndFocus );
+            }
+        }
         if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_CHILD))
             SendMessageW( hwnd, WM_CHANGEUISTATE, MAKEWPARAM(UIS_INITIALIZE, 0), 0);