X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/999836aacade840a5d9a0cbb5fad7b1d4de62c93..5e475383d8c0f6252c520d20667cb754c22b919c:/src/univ/textctrl.cpp

diff --git a/src/univ/textctrl.cpp b/src/univ/textctrl.cpp
index 3111cdf4bd..3b15ef1070 100644
--- a/src/univ/textctrl.cpp
+++ b/src/univ/textctrl.cpp
@@ -487,7 +487,7 @@ struct WXDLLEXPORT wxTextWrappedData : public wxTextMultiLineData
 // ----------------------------------------------------------------------------
 
 /*
-   We use custom versions of wxWindows command processor to implement undo/redo
+   We use custom versions of wxWidgets command processor to implement undo/redo
    as we want to avoid storing the backpointer to wxTextCtrl in wxCommand
    itself: this is a waste of memory as all commands in the given command
    processor always have the same associated wxTextCtrl and so it makes sense
@@ -1648,6 +1648,9 @@ wxString wxTextCtrl::GetLineText(wxTextCoord line) const
     }
     else // multiline
     {
+        //this is called during DoGetBestSize
+        if (line == 0 && GetLineCount() == 0) return wxEmptyString ;
+       
         wxCHECK_MSG( (size_t)line < GetLineCount(), _T(""),
                      _T("line index out of range") );