--- /dev/null
+// Copyright 2007, Google Inc.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice,
+// this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright notice,
+// this list of conditions and the following disclaimer in the documentation
+// and/or other materials provided with the distribution.
+// 3. Neither the name of Google Inc. nor the names of its contributors may be
+// used to endorse or promote products derived from this software without
+// specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Sets up google.gears.*, which is *the only* supported way to access Gears.
+//
+// Circumvent this file at your own risk!
+//
+// In the future, Gears may automatically define google.gears.* without this
+// file. Gears may use these objects to transparently fix bugs and compatibility
+// issues. Applications that use the code below will continue to work seamlessly
+// when that happens.
+
+(function() {
+ // We are already defined. Hooray!
+ if (window.google && google.gears) {
+ return;
+ }
+
+ var factory = null;
+
+ // Firefox
+ if (typeof GearsFactory != 'undefined') {
+ factory = new GearsFactory();
+ } else {
+ // IE
+ try {
+ factory = new ActiveXObject('Gears.Factory');
+ // privateSetGlobalObject is only required and supported on IE Mobile on
+ // WinCE.
+ if (factory.getBuildInfo().indexOf('ie_mobile') != -1) {
+ factory.privateSetGlobalObject(this);
+ }
+ } catch (e) {
+ // Safari
+ if ((typeof navigator.mimeTypes != 'undefined')
+ && navigator.mimeTypes["application/x-googlegears"]) {
+ factory = document.createElement("object");
+ factory.style.display = "none";
+ factory.width = 0;
+ factory.height = 0;
+ factory.type = "application/x-googlegears";
+ document.documentElement.appendChild(factory);
+ }
+ }
+ }
+
+ // *Do not* define any objects if Gears is not installed. This mimics the
+ // behavior of Gears defining the objects in the future.
+ if (!factory) {
+ return;
+ }
+
+ // Now set up the objects, being careful not to overwrite anything.
+ //
+ // Note: In Internet Explorer for Windows Mobile, you can't add properties to
+ // the window object. However, global objects are automatically added as
+ // properties of the window object in all browsers.
+ if (!window.google) {
+ google = {};
+ }
+
+ if (!google.gears) {
+ google.gears = {factory: factory};
+ }
+})();