addon-sdk/source/examples/library-detector/lib/main.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/addon-sdk/source/examples/library-detector/lib/main.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,67 @@
     1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.7 +
     1.8 +const tabs = require('sdk/tabs');
     1.9 +const widgets = require('sdk/widget');
    1.10 +const data = require('sdk/self').data;
    1.11 +const pageMod = require('sdk/page-mod');
    1.12 +const panel = require('sdk/panel');
    1.13 +
    1.14 +const ICON_WIDTH = 16;
    1.15 +
    1.16 +function updateWidgetView(tab) {
    1.17 +  let widgetView = widget.getView(tab.window);
    1.18 +  if (!tab.libraries) {
    1.19 +    tab.libraries = [];
    1.20 +  }
    1.21 +  widgetView.port.emit("update", tab.libraries);
    1.22 +  widgetView.width = tab.libraries.length * ICON_WIDTH;
    1.23 +}
    1.24 +
    1.25 +var widget = widgets.Widget({
    1.26 +  id: "library-detector",
    1.27 +  label: "Library Detector",
    1.28 +  contentURL: data.url("widget.html"),
    1.29 +  panel: panel.Panel({
    1.30 +    width: 240,
    1.31 +    height: 60,
    1.32 +    contentURL: data.url("panel.html")
    1.33 +  })
    1.34 +});
    1.35 +
    1.36 +widget.port.on('setLibraryInfo', function(libraryInfo) {
    1.37 +  widget.panel.postMessage(libraryInfo);
    1.38 +});
    1.39 +
    1.40 +pageMod.PageMod({
    1.41 +  include: "*",
    1.42 +  contentScriptWhen: 'end',
    1.43 +  contentScriptFile: (data.url('library-detector.js')),
    1.44 +  onAttach: function(worker) {
    1.45 +    worker.on('message', function(libraryList) {
    1.46 +      if (!worker.tab.libraries) {
    1.47 +        worker.tab.libraries = [];
    1.48 +      }
    1.49 +      libraryList.forEach(function(library) {
    1.50 +        if (worker.tab.libraries.indexOf(library) == -1) {
    1.51 +          worker.tab.libraries.push(library);
    1.52 +        }
    1.53 +      });
    1.54 +      if (worker.tab == tabs.activeTab) {
    1.55 +        updateWidgetView(worker.tab);
    1.56 +      }
    1.57 +    });
    1.58 +  }
    1.59 +});
    1.60 +
    1.61 +tabs.on('activate', function(tab) {
    1.62 +  updateWidgetView(tab);
    1.63 +});
    1.64 +
    1.65 +/*
    1.66 +For change of location
    1.67 +*/
    1.68 +tabs.on('ready', function(tab) {
    1.69 +  tab.libraries = [];
    1.70 +});
    1.71 \ No newline at end of file

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