Enum ItemTreeNode

#[repr(u8)]
pub enum ItemTreeNode {
    Item {
        is_accessible: bool,
        children_count: u32,
        children_index: u32,
        parent_index: u32,
        item_array_index: u32,
    },
    DynamicTree {
        index: u32,
        parent_index: u32,
    },
}

The item tree is an array of ItemTreeNode representing a static tree of items within a ItemTree.

Variants

Item

Static item

Fields

is_accessible: bool

True when the item has accessibility properties attached

children_count: u32

number of children

children_index: u32

index of the first children within the item tree

parent_index: u32

The index of the parent item (not valid for the root)

item_array_index: u32

The index in the extra item_array

DynamicTree

A placeholder for many instance of item in their own ItemTree which are instantiated according to a model.

Fields

index: u32

the index which is passed in the visit_dynamic callback.

parent_index: u32

The index of the parent item (not valid for the root)

Implementations

impl ItemTreeNode

pub fn parent_index(&self) -> u32

Trait Implementations

impl Debug for ItemTreeNode

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.