Dmitry Timoshkov : user32: Set the edit text in a combobox only if combobox has strings.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 0e799c6d7bfefcce10323680ecd249286046cce4
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=0e799c6d7bfefcce10323680ecd249286046cce4

Author: Dmitry Timoshkov <dmitry at codeweavers.com>
Date:   Wed Dec 19 17:36:36 2007 +0800

user32: Set the edit text in a combobox only if combobox has strings.

---

 dlls/user32/combo.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/dlls/user32/combo.c b/dlls/user32/combo.c
index b846618..6f0fd84 100644
--- a/dlls/user32/combo.c
+++ b/dlls/user32/combo.c
@@ -1030,9 +1030,12 @@ static void CBUpdateEdit( LPHEADCOMBO lphc , INT index )
        }
    }
 
-   lphc->wState |= (CBF_NOEDITNOTIFY | CBF_NOLBSELECT);
-   SendMessageW(lphc->hWndEdit, WM_SETTEXT, 0, pText ? (LPARAM)pText : (LPARAM)empty_stringW);
-   lphc->wState &= ~(CBF_NOEDITNOTIFY | CBF_NOLBSELECT);
+   if( CB_HASSTRINGS(lphc) )
+   {
+      lphc->wState |= (CBF_NOEDITNOTIFY | CBF_NOLBSELECT);
+      SendMessageW(lphc->hWndEdit, WM_SETTEXT, 0, pText ? (LPARAM)pText : (LPARAM)empty_stringW);
+      lphc->wState &= ~(CBF_NOEDITNOTIFY | CBF_NOLBSELECT);
+   }
 
    if( lphc->wState & CBF_FOCUSED )
       SendMessageW(lphc->hWndEdit, EM_SETSEL, 0, (LPARAM)(-1));