class AccessibilityFocusChainListener

Defined at line 18 of file ../../src/ui/a11y/lib/focus_chain/accessibility_focus_chain_listener.h

An interface for A11Y listen for Focus Chain updates.

A listener registers itself into a

AccessibilityFocusChainRegistry::Register(), and receives updates via calls

to OnViewFocus().

Public Methods

void AccessibilityFocusChainListener ()

Defined at line 20 of file ../../src/ui/a11y/lib/focus_chain/accessibility_focus_chain_listener.h

void OnViewFocus (zx_koid_t view_ref_koid)

This method gets called when there is an Focus Chain update. If no view is

in focus, ZX_KOID_INVALID is sent.

void ~AccessibilityFocusChainListener ()

Defined at line 21 of file ../../src/ui/a11y/lib/focus_chain/accessibility_focus_chain_listener.h