+// magic constant which tells (to some functions) to automatically calculate
+// the appropriate size
+#define wxGRID_AUTOSIZE (-1)
+
+// many wxGrid methods work either with columns or rows, this enum is used for
+// the parameter indicating which one should it be
+enum wxGridDirection
+{
+ wxGRID_COLUMN,
+ wxGRID_ROW
+};
+