Enum zng::focus::FocusInfo

pub enum FocusInfo {
    NotFocusable,
    Focusable {
        tab_index: TabIndex,
        skip_directional: bool,
    },
    FocusScope {
        tab_index: TabIndex,
        skip_directional: bool,
        tab_nav: TabNav,
        directional_nav: DirectionalNav,
        on_focus: FocusScopeOnFocus,
        alt: bool,
    },
}

Focus metadata associated with a widget info tree.

Variants

NotFocusable

The widget is not focusable.

Focusable

The widget is focusable as a single item.

Fields

tab_index: TabIndex

Tab index of the widget.

skip_directional: bool

If the widget is skipped during directional navigation from outside.

FocusScope

The widget is a focusable focus scope.

Fields

tab_index: TabIndex

Tab index of the widget.

skip_directional: bool

If the widget is skipped during directional navigation from outside.

tab_nav: TabNav

Tab navigation inside the focus scope.

directional_nav: DirectionalNav

Directional navigation inside the focus scope.

on_focus: FocusScopeOnFocus

Behavior of the widget when receiving direct focus.

alt: bool

If this scope is focused when the ALT key is pressed.

Implementations

impl FocusInfo

pub fn is_focusable(self) -> bool

If is focusable or a focus scope.

pub fn is_scope(self) -> bool

If is a focus scope.

pub fn is_alt_scope(self) -> bool

If is an ALT focus scope.

pub fn tab_nav(self) -> TabNav

Tab navigation mode.

Variant	Returns
Focus scope	Associated value, default is Continue
Focusable	TabNav::Continue
Not-Focusable	TabNav::None

pub fn directional_nav(self) -> DirectionalNav

Directional navigation mode.

Variant	Returns
Focus scope	Associated value, default is None
Focusable	DirectionalNav::Continue
Not-Focusable	DirectionalNav::None

pub fn tab_index(self) -> TabIndex

Tab navigation index.

Variant	Returns
Focusable & Scope	Associated value, default is TabIndex::AUTO
Not-Focusable	TabIndex::SKIP

pub fn skip_directional(self) -> bool

If directional navigation skips over this widget.

Variant	Returns
Focusable & Scope	Associated value, default is false
Not-Focusable	true

pub fn scope_on_focus(self) -> FocusScopeOnFocus

Focus scope behavior when it receives direct focus.

Variant	Returns
Scope	Associated value, default is FocusScopeOnFocus::FirstDescendant
Focusable & Not-Focusable	FocusScopeOnFocus::Self_

Trait Implementations

impl Clone for FocusInfo

fn clone(&self) -> FocusInfo

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for FocusInfo

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for FocusInfo

fn deserialize<__D>( __deserializer: __D, ) -> Result<FocusInfo, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for FocusInfo

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Copy for FocusInfo