com.google.gwt.event.dom.client.HandlesAllTouchEvents Maven / Gradle / Ivy
/*
* Copyright 2010 Google Inc.
*
* 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.google.gwt.event.dom.client;
/**
* Receiver used to handle all touch events at once.
*
* WARNING, PLEASE READ: As this class is intended for developers who wish to
* handle all touch events in GWT, new touch handler interfaces will be added to
* it. Therefore, updates to GWT could cause breaking API changes.
*
*/
public abstract class HandlesAllTouchEvents implements TouchStartHandler,
TouchMoveHandler, TouchEndHandler, TouchCancelHandler {
/**
* Convenience method used to handle all touch events from an event source.
*
* @param receiver type, must implement all touch handlers
* @param source the event source
* @param reciever the receiver implementing all touch handlers
*/
public static
void handle(HasAllTouchHandlers source, H reciever) {
source.addTouchStartHandler(reciever);
source.addTouchMoveHandler(reciever);
source.addTouchEndHandler(reciever);
source.addTouchCancelHandler(reciever);
}
/**
* Constructor.
*/
public HandlesAllTouchEvents() {
}
/**
* Convenience method to handle all touch events from an event source.
*
* @param eventSource the event source
*/
public void handle(HasAllTouchHandlers eventSource) {
handle(eventSource, this);
}
}