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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/. */
const tabs = require('tabs');
const widgets = require('widget');
const data = require('self').data;
const pageMod = require('page-mod');
const panel = require('panel');
const ICON_WIDTH = 16;
function updateWidgetView(tab) {
let widgetView = widget.getView(tab.window);
if (!tab.libraries) {
tab.libraries = [];
}
widgetView.port.emit("update", tab.libraries);
widgetView.width = tab.libraries.length * ICON_WIDTH;
}
var widget = widgets.Widget({
id: "library-detector",
label: "Library Detector",
contentURL: data.url("widget.html"),
panel: panel.Panel({
width: 240,
height: 60,
contentURL: data.url("panel.html")
})
});
widget.port.on('setLibraryInfo', function(libraryInfo) {
widget.panel.postMessage(libraryInfo);
});
pageMod.PageMod({
include: "*",
contentScriptWhen: 'end',
contentScriptFile: (data.url('library-detector.js')),
onAttach: function(worker) {
worker.on('message', function(libraryList) {
if (!worker.tab.libraries) {
worker.tab.libraries = [];
}
libraryList.forEach(function(library) {
if (worker.tab.libraries.indexOf(library) == -1) {
worker.tab.libraries.push(library);
}
});
if (worker.tab == tabs.activeTab) {
updateWidgetView(worker.tab);
}
});
}
});
tabs.on('activate', function(tab) {
updateWidgetView(tab);
});
/*
For change of location
*/
tabs.on('ready', function(tab) {
tab.libraries = [];
});
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