This function finds the character at the specified position expressed in
pixels. If the return code is not \texttt{wxTE\_HT\_UNKNOWN} the row and column
of the character closest to this position are returned in the \arg{col} and
-\arg{row} parameters (unless the pointers are \tt{NULL} which is allowed).
+\arg{row} parameters (unless the pointers are {\tt{NULL}} which is allowed).
Please note that this function is currently only implemented in wxUniv and
wxMSW ports.