michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 'use strict';
michael@0: 
michael@0: // The panel module currently supports only Firefox.
michael@0: // See: https://bugzilla.mozilla.org/show_bug.cgi?id=jetpack-panel-apps
michael@0: module.metadata = {
michael@0:   'stability': 'unstable',
michael@0:   'engines': {
michael@0:     'Firefox': '*'
michael@0:   }
michael@0: };
michael@0: 
michael@0: const { getMostRecentBrowserWindow, windows: getWindows } = require('../window/utils');
michael@0: const { ignoreWindow } = require('../private-browsing/utils');
michael@0: const { isPrivateBrowsingSupported } = require('../self');
michael@0: const { isGlobalPBSupported } = require('../private-browsing/utils');
michael@0: 
michael@0: function getWindow(anchor) {
michael@0:   let window;
michael@0:   let windows = getWindows("navigator:browser", {
michael@0:     includePrivate: isPrivateBrowsingSupported || isGlobalPBSupported
michael@0:   });
michael@0: 
michael@0:   if (anchor) {
michael@0:     let anchorWindow = anchor.ownerDocument.defaultView.top;
michael@0:     let anchorDocument = anchorWindow.document;
michael@0: 
michael@0:     // loop thru supported windows
michael@0:     for each(let enumWindow in windows) {
michael@0:       // Check if the anchor is in this browser window.
michael@0:       if (enumWindow == anchorWindow) {
michael@0:         window = anchorWindow;
michael@0:         break;
michael@0:       }
michael@0: 
michael@0:       // Check if the anchor is in a browser tab in this browser window.
michael@0:       let browser = enumWindow.gBrowser.getBrowserForDocument(anchorDocument);
michael@0:       if (browser) {
michael@0:         window = enumWindow;
michael@0:         break;
michael@0:       }
michael@0: 
michael@0:       // Look in other subdocuments (sidebar, etc.)?
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   // If we didn't find the anchor's window (or we have no anchor),
michael@0:   // return the most recent browser window.
michael@0:   if (!window)
michael@0:     window = getMostRecentBrowserWindow();
michael@0: 
michael@0:   // if the window is not supported, then it should be ignored
michael@0:   if (ignoreWindow(window)) {
michael@0:   	return null;
michael@0:   }
michael@0: 
michael@0:   return window;
michael@0: }
michael@0: exports.getWindow = getWindow;