react-native/RNTester/js/ButtonExample.js

97 lines
2.5 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.
*
* @format
* @flow strict-local
*/
'use strict';
const React = require('react');
const ReactNative = require('react-native');
const {Alert, Button, View} = ReactNative;
function onButtonPress(buttonName) {
Alert.alert(`${buttonName} has been pressed!`);
}
exports.displayName = 'ButtonExample';
exports.framework = 'React';
exports.title = '<Button>';
exports.description = 'Simple React Native button component.';
exports.examples = [
{
title: 'Simple Button',
description:
'The title and onPress handler are required. It is ' +
'recommended to set accessibilityLabel to help make your app usable by ' +
'everyone.',
render: function() {
return (
<Button
onPress={() => onButtonPress('Simple')}
title="Press Me"
accessibilityLabel="See an informative alert"
/>
);
},
},
{
title: 'Adjusted color',
description:
'Adjusts the color in a way that looks standard on each ' +
'platform. On iOS, the color prop controls the color of the text. On ' +
'Android, the color adjusts the background color of the button.',
render: function() {
return (
<Button
onPress={() => onButtonPress('Purple')}
title="Press Purple"
color="#841584"
accessibilityLabel="Learn more about purple"
/>
);
},
},
{
title: 'Fit to text layout',
description:
'This layout strategy lets the title define the width of ' + 'the button',
render: function() {
return (
<View style={{flexDirection: 'row', justifyContent: 'space-between'}}>
<Button
onPress={() => onButtonPress('Left')}
title="This looks great!"
accessibilityLabel="This sounds great!"
/>
<Button
onPress={() => onButtonPress('Right')}
title="Ok!"
color="#841584"
accessibilityLabel="Ok, Great!"
/>
</View>
);
},
},
{
title: 'Disabled Button',
description: 'All interactions for the component are disabled.',
render: function() {
return (
<Button
disabled
onPress={() => onButtonPress('Disabled')}
title="I Am Disabled"
accessibilityLabel="See an informative alert"
/>
);
},
},
];