gboolean get_iter ( GtkTreeModel* tree_model, GtkTreeIter* iter, GtkTreePath* path )
iter to a valid iterator pointing to
path does not exist,
iter is set to an invalid
FALSE is returned.
Deprecated since: 4.10
Please do not use it in newly written code.
The argument will be set by the function. The data is owned by the function.
The data is owned by the caller of the function.