src/xwalk/test/android/core/javatests/src/org/xwalk/core/xwview/test/ExtensionEcho.java

   1 // Copyright (c) 2013 Intel Corporation. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 package org.xwalk.core.xwview.test;
   6
   7 import org.xwalk.core.internal.extensions.XWalkExtensionAndroid;
   8
   9 public class ExtensionEcho extends XWalkExtensionAndroid {
  10
  11     public ExtensionEcho() {
  12         super("echo",
  13               "var echoListener = null;"
  14               + "extension.setMessageListener(function(msg) {"
  15               + "  if (echoListener instanceof Function) {"
  16               + "    echoListener(msg);"
  17               + "  };"
  18               + "});"
  19               + "exports.echo = function(msg, callback) {"
  20               + "  echoListener = callback;"
  21               + "  extension.postMessage(msg);"
  22               + "};"
  23               + "exports.echoSync = function(msg) {"
  24               + "  return extension.internal.sendSyncMessage(msg);"
  25               + "};"
  26              );
  27     }
  28
  29     public void handleMessage(int instanceID, String message) {
  30         postMessage(instanceID, "From java:" + message);
  31     }
  32
  33     public String handleSyncMessage(int instanceID, String message) {
  34         return "From java sync:" + message;
  35     }
  36
  37     public void onDestroy() {
  38     }
  39 }