Struct FocusManager 

pub struct FocusManager { /* private fields */ }

Focus manager that tracks and manages focus state across the composition.

This mirrors Jetpack Compose’s FocusManager and uses capability-filtered traversal to find and navigate between focus targets.

Implementations

impl FocusManager

pub fn new() -> FocusManager

pub fn allocate_focus_id(&mut self) -> FocusId

Allocates a new unique focus ID.

pub fn active_focus_id(&self) -> Option<FocusId>

Returns the currently focused node ID.

pub fn request_focus(&mut self, id: FocusId) -> bool

Requests focus for the given node.

This clears focus from the previously focused node (if any) and sets the given node as active.

pub fn clear_focus(&mut self)

Clears focus from the currently focused node.

pub fn capture_focus(&mut self) -> bool

Captures focus, preventing other nodes from taking focus.

pub fn free_focus(&mut self) -> bool

Releases captured focus.

pub fn focus_state(&self, id: FocusId) -> FocusState

Gets the focus state for a given node.

pub fn is_focused(&self, id: FocusId) -> bool

Returns whether the given node is currently focused.

Trait Implementations

impl Default for FocusManager

fn default() -> FocusManager

Returns the “default value” for a type.