Acutally use the m_maxChars parameter value instead of ignoring it

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@20628 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/grid.cpp

@@ -575,7 +575,11 @@ void wxGridCellTextEditor::Create(wxWindow* parent,
 #endif
                               );
 
-    // TODO: use m_maxChars
+    // set max length allowed in the textctrl, if the parameter was set
+    if (m_maxChars != 0)
+    {
+        ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
+    }
 
     wxGridCellEditor::Create(parent, id, evtHandler);
 }