Files
react-native/Libraries/Components/Picker/RCTPickerNativeComponent.js
T
Kevin Gonzales 0a525b6d9d Support for accessibility Label prop to the Picker component (#27342)
Summary:
With a Picker we would like to allow accessibility labels to be passed as a prop for situations where we want go give more detail. For example if we have a number picker that will be used for a timer instead of just saying 3, we might want to say 3 hours.

## Changelog
[General] [Added] - Picker test with an accessibility label prop
[General] [Added] - Support for accessibility Label prop to the Picker component
Pull Request resolved: https://github.com/facebook/react-native/pull/27342

Test Plan: Test plan is testing in RNTester making sure the examples work

Differential Revision: D18770184

Pulled By: hramos

fbshipit-source-id: e6f8ab4a9c50f3fb46342198441ecc71394913d3
2019-12-17 16:48:17 -08:00

63 lines
1.6 KiB
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow strict-local
* @format
*/
'use strict';
const requireNativeComponent = require('../../ReactNative/requireNativeComponent');
import type {HostComponent} from '../../Renderer/shims/ReactNativeTypes';
import type {SyntheticEvent} from '../../Types/CoreEventTypes';
import type {TextStyleProp} from '../../StyleSheet/StyleSheet';
import codegenNativeCommands from '../../Utilities/codegenNativeCommands';
import * as React from 'react';
type PickerIOSChangeEvent = SyntheticEvent<
$ReadOnly<{|
newValue: number | string,
newIndex: number,
|}>,
>;
type RCTPickerIOSItemType = $ReadOnly<{|
label: ?Label,
value: ?(number | string),
textColor: ?number,
|}>;
type Label = Stringish | number;
type NativeProps = $ReadOnly<{|
items: $ReadOnlyArray<RCTPickerIOSItemType>,
onChange: (event: PickerIOSChangeEvent) => void,
selectedIndex: number,
style?: ?TextStyleProp,
testID?: ?string,
accessibilityLabel?: ?string,
|}>;
type ComponentType = HostComponent<NativeProps>;
interface NativeCommands {
+setNativeSelectedIndex: (
viewRef: React.ElementRef<ComponentType>,
index: number,
) => void;
}
export const Commands: NativeCommands = codegenNativeCommands<NativeCommands>({
supportedCommands: ['setNativeSelectedIndex'],
});
const RCTPickerNativeComponent: ComponentType = requireNativeComponent<NativeProps>(
'RCTPicker',
);
export default RCTPickerNativeComponent;