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/*
* Copyright 2000-2014 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.ui;
import java.io.Serializable;
import com.vaadin.server.AbstractJavaScriptExtension;
import elemental.json.JsonArray;
/**
* Defines a method that is called by a client-side JavaScript function. When
* the corresponding JavaScript function is called, the {@link #call(JsonArray)}
* method is invoked.
*
* @see JavaScript#addFunction(String, JavaScriptFunction)
* @see AbstractJavaScriptComponent#addFunction(String, JavaScriptFunction)
* @see AbstractJavaScriptExtension#addFunction(String, JavaScriptFunction)
*
* @author Vaadin Ltd
* @since 7.0.0
*/
public interface JavaScriptFunction extends Serializable {
/**
* Invoked whenever the corresponding JavaScript function is called in the
* browser.
* <p>
* Because of the asynchronous nature of the communication between client
* and server, no return value can be sent back to the browser.
*
* @param arguments
* an array with JSON representations of the arguments with which
* the JavaScript function was called.
*/
public void call(JsonArray arguments);
}
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