More progress.

Created adapters for invocation services so that I can do inner-class like
things by passing references to private functions out to an external entity.
I will see if it's possible to merge my adapter with the marshallers
because it's still to have multiple wrappy classes.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3944 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/as/com/threerings/presents/client/InvocationAdapter.as

@@ -0,0 +1,28 @@
+package com.threerings.presents.client {
+
+public class InvocationAdapter
+    implements InvocationListener
+{
+    /**
+     * Construct an InvocationAdapter that will call the specified
+     * function on error.
+     */
+    public function InvocationAdapter (failedFunc :Function, args :Array = null)
+    {
+        _failedFunc = failedFunc;
+        _args = args;
+    }
+
+    // documentation inherited from interface InvocationListener
+    public function requestFailed (cause :String) :void
+    {
+        _failedFunc(cause, _args);
+    }
+
+    /** The Function to call when we've recevied our failure response. */
+    protected var _failedFunc :Function;
+
+    /** Any other extra information to pass along to the function. */
+    protected var _args :Array;
+}
+}