react-native-a11y/lib/module/modules/A11yModule/A11yModule.android.js

Improvements of a11y for ReactNative, this library improve work with reader and keyboard focus and reader in general.

import { AccessibilityInfo, findNodeHandle, InteractionManager, NativeEventEmitter } from 'react-native';
import { noop } from '../../utils';
import { KEYBOARD_STATUS_EVENT } from './A11yModule.conts';
import * as RCA11yModule from './RCA11yModule';
class A11yAndroidImpl {
  announceForAccessibility(announcement) {
    AccessibilityInfo.announceForAccessibility(announcement);
  }
  isKeyboardConnected = RCA11yModule.isKeyboardConnected;
  keyboardStatusListener = callback => {
    const eventEmitter = new NativeEventEmitter();
    const eventListener = eventEmitter.addListener(KEYBOARD_STATUS_EVENT, callback);
    return () => eventListener.remove();
  };
  setKeyboardFocus(ref) {
    const tag = findNodeHandle(ref.current);
    if (tag) {
      InteractionManager.runAfterInteractions(() => {
        RCA11yModule.setKeyboardFocus(tag);
      });
    }
  }
  focusFirstInteractiveElement = this.setA11yFocus;
  announceScreenChange(announcement) {
    RCA11yModule.announceScreenChange(announcement);
  }
  setPreferredKeyboardFocus = noop;
  setA11yFocus(ref) {
    const tag = findNodeHandle(ref.current);
    if (tag) {
      AccessibilityInfo.setAccessibilityFocus(tag);
    }
  }
  setA11yElementsOrder = ({
    views
  }) => {
    var _RCA11yModule$setA11y;
    const tags = views.map(view => findNodeHandle(view)).filter(view => Boolean(view));
    (_RCA11yModule$setA11y = RCA11yModule.setA11yOrder) === null || _RCA11yModule$setA11y === void 0 || _RCA11yModule$setA11y.call(RCA11yModule, tags, 0);
  };
}
export const A11yModule = new A11yAndroidImpl();
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