chrome/common/extensions/docs/examples/api/cookies/background.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 chrome.cookies.onChanged.addListener(function(info) {
   6   console.log("onChanged" + JSON.stringify(info));
   7 });
   8
   9 function focusOrCreateTab(url) {
  10   chrome.windows.getAll({"populate":true}, function(windows) {
  11     var existing_tab = null;
  12     for (var i in windows) {
  13       var tabs = windows[i].tabs;
  14       for (var j in tabs) {
  15         var tab = tabs[j];
  16         if (tab.url == url) {
  17           existing_tab = tab;
  18           break;
  19         }
  20       }
  21     }
  22     if (existing_tab) {
  23       chrome.tabs.update(existing_tab.id, {"selected":true});
  24     } else {
  25       chrome.tabs.create({"url":url, "selected":true});
  26     }
  27   });
  28 }
  29
  30 chrome.browserAction.onClicked.addListener(function(tab) {
  31   var manager_url = chrome.extension.getURL("manager.html");
  32   focusOrCreateTab(manager_url);
  33 });