X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/22a746d726f50ecede171dfdf23d9a6e26462f4c..5e0d7b6bce53ad3ceb3c832925c25d2e614a0d62:/src/msw/listbox.cpp

diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp
index 6bcc8af1a8..8a3588b32c 100644
--- a/src/msw/listbox.cpp
+++ b/src/msw/listbox.cpp
@@ -43,10 +43,8 @@
     #include  "wx/ownerdrw.h"
 #endif
 
-#ifndef __TWIN32__
-    #ifdef __GNUWIN32_OLD__
-        #include "wx/msw/gnuwin32/extra.h"
-    #endif
+#ifdef __GNUWIN32_OLD__
+    #include "wx/msw/gnuwin32/extra.h"
 #endif
 
 IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
@@ -585,13 +583,15 @@ void wxListBox::SetHorizontalExtent(const wxString& s)
             oldFont = (HFONT) ::SelectObject(dc, (HFONT) GetFont().GetResourceHandle());
 
         GetTextMetrics(dc, &lpTextMetric);
-        int i;
-        for (i = 0; i < m_noItems; i++)
+
+        // FIXME: buffer overflow!!
+        wxChar buf[1024];
+        for (int i = 0; i < m_noItems; i++)
         {
-            int len = (int)SendMessage(GetHwnd(), LB_GETTEXT, i, (LONG)wxBuffer);
-            wxBuffer[len] = 0;
+            int len = (int)SendMessage(GetHwnd(), LB_GETTEXT, i, (LPARAM)buf);
+            buf[len] = 0;
             SIZE extentXY;
-            ::GetTextExtentPoint(dc, (LPTSTR)wxBuffer, len, &extentXY);
+            ::GetTextExtentPoint(dc, buf, len, &extentXY);
             int extentX = (int)(extentXY.cx + lpTextMetric.tmAveCharWidth);
             if (extentX > largestExtent)
                 largestExtent = extentX;