chrome/renderer/resources/extensions/browser_action_custom_bindings.js

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // Custom binding for the browserAction API.
   6
   7 var binding = require('binding').Binding.create('browserAction');
   8
   9 var setIcon = require('setIcon').setIcon;
  10 var getExtensionViews = requireNative('runtime').GetExtensionViews;
  11
  12 binding.registerCustomHook(function(bindingsAPI) {
  13   var apiFunctions = bindingsAPI.apiFunctions;
  14
  15   apiFunctions.setHandleRequest('setIcon', function(details, callback) {
  16     setIcon(details, callback, this.name, this.definition.parameters,
  17         'browser action');
  18   });
  19
  20   apiFunctions.setCustomCallback('openPopup',
  21                                  function(name, request, response) {
  22     if (!request.callback)
  23       return;
  24
  25     if (chrome.runtime.lastError) {
  26       request.callback();
  27     } else {
  28       var views = getExtensionViews(-1, 'POPUP');
  29       request.callback(views.length > 0 ? views[0] : null);
  30     }
  31     request.callback = null;
  32   });
  33 });
  34
  35 exports.binding = binding.generate();