react-native/Libraries/Utilities/BackAndroid.js

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/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* 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.
*
* @providesModule BackAndroid
*/
'use strict';
var BackHandler = require('BackHandler');
var warning = require('fbjs/lib/warning');
/**
* Deprecated. Use BackHandler instead.
*/
var 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;