flash.external
Class ExternalInterface

java.lang.Object
  flash.external.ExternalInterface

public final class ExternalInterface
extends Object

See Also:

ActionScript 2.0 Language Reference

Method Summary

static boolean	addCallback(String methodName, CallbackListener listener) Register callback for invocations from the container.
static com.google.gwt.core.client.JavaScriptObject	call(String methodName, com.google.gwt.core.client.JavaScriptObject... params) Invoke a function in the container.
static boolean	isAvailable() Determine if the external interface is available.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

isAvailable

public static boolean isAvailable()

Determine if the external interface is available.

addCallback

public static boolean addCallback(String methodName,
                                  CallbackListener listener)

Register callback for invocations from the container.

Parameters:

methodName - name of the method that will be called by the container

listener - instance that will receive container invocations

call

public static com.google.gwt.core.client.JavaScriptObject call(String methodName,
                                                               com.google.gwt.core.client.JavaScriptObject... params)

Invoke a function in the container. At most three parameters are supported.

Parameters:

methodName - name of the method to invoke

params - zero or more arrays each containing a method parameter as the first element in the array

Returns:

an array containing the returned value as its first element