Enum Role 

#[non_exhaustive]
pub enum Role {
    Group,
    Window,
    Label,
    Button,
    TextInput,
    ScrollView,
    Splitter,
    TabList,
    Tab,
    TabPanel,
    Table,
    Row,
    ColumnHeader,
    Cell,
    Image,
    MenuBar,
    Menu,
    MenuItem,
    MenuItemCheckBox,
}

What a widget is to assistive technology.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Group

A container with no meaning of its own (the default).

Window

The window: the tree’s root.

Label

Static text.

Button

Something pressed to act.

TextInput

Editable text.

ScrollView

A region whose content scrolls.

Splitter

A divider that resizes the panes either side of it.

TabList

A row of tabs.

Tab

A tab, which shows its panel when chosen.

TabPanel

The content a tab shows.

Table

Rows of cells under column headers.

Row

A row of a table.

ColumnHeader

A column’s title in a table.

Cell

A cell of a table row.

Image

A picture of data, such as a chart: read by its label.

MenuBar

A row of menu titles.

Menu

A list of commands that pops up.

MenuItem

A command in a menu.

MenuItemCheckBox

A menu command that is on or off (see AccessNode::set_checked).

Trait Implementations

impl Clone for Role

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for Role

impl Debug for Role

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

Formats the value using the given formatter.

impl Default for Role

fn default() -> Self

Returns the “default value” for a type.

impl Eq for Role

impl PartialEq for Role

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for Role