'use strict';module.metadata={'stability':'deprecated'};const{WindowTracker}=require('./deprecated/window-utils');const{isXULBrowser}=require('./window/utils');const{add,remove}=require('./util/array');const{getTabs,closeTab,getURI}=require('./tabs/utils');const{data}=require('./self');const{ns}=require("./core/namespace");const addonURL=data.url('index.html');const windows=ns();require("./util/deprecate").deprecateUsage("The addon-page module is deprecated."+"In the new Firefox UI design all pages will include navigational elements;"+"once the new design ships, using the addon-page module will not have any effect.");WindowTracker({onTrack:function onTrack(window){if(!isXULBrowser(window)||windows(window).hideChromeForLocation)
return;let{XULBrowserWindow}=window;let{hideChromeForLocation}=XULBrowserWindow;windows(window).hideChromeForLocation=hideChromeForLocation;
 XULBrowserWindow.hideChromeForLocation=function(url){return isAddonURL(url)||hideChromeForLocation.call(this,url);}},onUntrack:function onUntrack(window){if(isXULBrowser(window))
getTabs(window).filter(tabFilter).forEach(untrackTab.bind(null,window));}});function isAddonURL(url){if(url.indexOf(addonURL)===0){let rest=url.substr(addonURL.length);return((rest.length===0)||(['#','?'].indexOf(rest.charAt(0))>-1));}
return false;}
function tabFilter(tab){return isAddonURL(getURI(tab));}
function untrackTab(window,tab){let{hideChromeForLocation}=windows(window);if(hideChromeForLocation){window.XULBrowserWindow.hideChromeForLocation=hideChromeForLocation.bind(window.XULBrowserWindow);windows(window).hideChromeForLocation=null;}
closeTab(tab);}