CloudServices/Sync/FxSync/Developer/ClientAPI: Difference between revisions

CloudServices/Sync/FxSync/Developer/ClientAPI (view source)

1,013 bytes added , 30 January 2009

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 == Writing a Tracker class ==
+<pre>
+ function FooTracker() {
+   this._init();
+ }
+ FooTracker.prototype = {
+   __proto__: Tracker.prototype,
+   _logName: "FooTracker",
+   file: "foo",
+   _init: function FooTracker_init() {
+     // The ugly syntax on the next line calls the base class's init method:
+     this.__proto__.__proto__.init.call(this);
+     /* Here is where you would register your tracker as an observer, so that
+        its onEvent() (or other appropriately named) method can be called
+        in response to events. */
+   },
+   onEvent: function FooTracker_onEvent() {
+     /* Here is where you'd handle the event.  See the documentation for
+        whatever service you are observing to find out what to call this
+        method, what arguments to expect, and how to interpret them. */
+     var guid = 0;
+     /* Here is where you'd include code to figure out the GUID of the item
+        that has changed... */
+     this.addChangedId(guid);
+     // Update the score as you see fit:
+     this._score += 10;
+   }
+ };
+</pre>
 == Writing an Engine class ==