tabs.js

/**
 * Copyright (c) 2011 The Chromium Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

function sendKeyToAllTabs(keyStr) {
  chrome.windows.getAll({'populate': true}, function(windows) {
    for (var i = 0; i < windows.length; i++) {
      var tabs = windows[i].tabs;
      for (var j = 0; j < tabs.length; j++) {
        chrome.tabs.sendRequest(
            tabs[j].id,
            {'key': keyStr});
      }
    }
  });
}

function loadContentScriptInAllTabs() {
  chrome.windows.getAll({'populate': true}, function(windows) {
    for (var i = 0; i < windows.length; i++) {
      var tabs = windows[i].tabs;
      for (var j = 0; j < tabs.length; j++) {
        chrome.tabs.executeScript(
            tabs[j].id,
            {file: 'keycodes.js', allFrames: true});
        chrome.tabs.executeScript(
            tabs[j].id,
            {file: 'content_script.js', allFrames: true});
      }
    }
  });
}