react-native/Libraries/Utilities/BackAndroid.js

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/**
* 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.
*
* BackAndroid has been moved to BackHandler. This stub calls BackHandler methods
* after generating a warning to remind users to move to the new BackHandler module.
*
* @format
*/
'use strict';
const BackHandler = require('BackHandler');
const warning = require('fbjs/lib/warning');
/**
* Deprecated. Use BackHandler instead.
*/
const BackAndroid = {
exitApp: function() {
warning(
false,
'BackAndroid is deprecated. Please use BackHandler instead.',
);
BackHandler.exitApp();
},
addEventListener: function(
eventName: BackPressEventName,
handler: Function,
): {remove: () => void} {
warning(
false,
'BackAndroid is deprecated. Please use BackHandler instead.',
);
return BackHandler.addEventListener(eventName, handler);
},
removeEventListener: function(
eventName: BackPressEventName,
handler: Function,
): void {
warning(
false,
'BackAndroid is deprecated. Please use BackHandler instead.',
);
BackHandler.removeEventListener(eventName, handler);
},
};
module.exports = BackAndroid;