toolkit/jetpack/sdk/view/core.js


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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";

module.metadata = {
  "stability": "unstable"
};

var { Ci } = require("chrome");
var method = require("../../method/core");

// Returns DOM node associated with a view for
// the given `value`. If `value` has no view associated
// it returns `null`. You can implement this method for
// this type to define what the result should be for it.
var getNodeView = method("getNodeView");
getNodeView.define(x =>
                     x instanceof Ci.nsIDOMNode ? x :
                     x instanceof Ci.nsIDOMWindow ? x :
                     null);
exports.getNodeView = getNodeView;
exports.viewFor = getNodeView;

var getActiveView = method("getActiveView");
exports.getActiveView = getActiveView;