Upgrade to ExtJS 3.0.0 - Released 07/06/2009

[extjs.git] / docs / source / gears.html
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+<html>\r
+<head>\r
+  <title>The source code</title>\r
+    <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />\r
+    <script type="text/javascript" src="../resources/prettify/prettify.js"></script>\r
+</head>\r
+<body  onload="prettyPrint();">\r
+    <pre class="prettyprint lang-js">// Copyright 2007 Google Inc. All Rights Reserved.\r
+//\r
+// Sets up google.gears.*, which is *the only* supported way to access Gears.\r
+//\r
+// Circumvent this file at your own risk!\r
+//\r
+// In the future, Gears may automatically define google.gears.* without this\r
+// file. Gears may use these objects to transparently fix bugs and compatibility\r
+// issues. Applications that use the code below will continue to work seamlessly\r
+// when that happens.\r
+\r
+(function() {\r
+  // We are already defined. Hooray!\r
+  if (window.google && google.gears) {\r
+    return;\r
+  }\r
+\r
+  var factory = null;\r
+\r
+  // Firefox\r
+  if (typeof GearsFactory != 'undefined') {\r
+    factory = new GearsFactory();\r
+  } else {\r
+    // IE\r
+    try {\r
+      factory = new ActiveXObject('Gears.Factory');\r
+    } catch (e) {\r
+      // Safari\r
+      if (navigator.mimeTypes["application/x-googlegears"]) {\r
+        factory = document.createElement("object");\r
+        factory.style.display = "none";\r
+        factory.width = 0;\r
+        factory.height = 0;\r
+        factory.type = "application/x-googlegears";\r
+        document.documentElement.appendChild(factory);\r
+      }\r
+    }\r
+  }\r
+\r
+  // *Do not* define any objects if Gears is not installed. This mimics the\r
+  // behavior of Gears defining the objects in the future.\r
+  if (!factory) {\r
+    return;\r
+  }\r
+\r
+  // Now set up the objects, being careful not to overwrite anything.\r
+  if (!window.google) {\r
+    window.google = {};\r
+  }\r
+\r
+  if (!google.gears) {\r
+    google.gears = {factory: factory};\r
+  }\r
+})();\r
+\r
+if (!window.google || !google.gears) {\r
+    location.href = "http://gears.google.com/?action=install&message=Google%20Gears%20is%20required%20for%20this%20application" +\r
+                "&return="+window.location.href;\r
+}</pre>    \r
+</body>\r
+</html>
+\ No newline at end of file