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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
cr.define('print_preview', function() {
'use strict';
/**
* FocusManager implementation specialized for Print Preview, which ensures
* that Print Preview itself does not receive focus when an overlay is shown.
* @constructor
* @extends {cr.ui.FocusManager}
*/
function PrintPreviewFocusManager() {}
cr.addSingletonGetter(PrintPreviewFocusManager);
PrintPreviewFocusManager.prototype = {
__proto__: cr.ui.FocusManager.prototype,
/** @override */
getFocusParent: function() {
let el = document.body;
let newEl = null;
while (newEl = el.querySelector('.overlay:not([hidden])'))
el = newEl;
return el;
}
};
// Export
return {PrintPreviewFocusManager: PrintPreviewFocusManager};
});
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