Type Alias GtkTreeViewMappingFunc 

pub type GtkTreeViewMappingFunc = Option<unsafe extern "C" fn(*mut GtkTreeView, *mut GtkTreePath, gpointer)>;

Aliased Type

pub enum GtkTreeViewMappingFunc {
    None,
    Some(unsafe extern "C" fn(*mut GtkTreeView, *mut GtkTreePath, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut GtkTreeView, *mut GtkTreePath, *mut c_void))

Some value of type T.