Gets the amount of space between column @col, and column @col + 1. See gtk_table_set_col_spacing().
a column in the table, 0 indicates the first column
Return: the column spacing
Deprecated: #GtkGrid does not offer a replacement for this functionality.
See Implementation
Gets the amount of space between column @col, and column @col + 1. See gtk_table_set_col_spacing().