com.google.gwt.event.dom.client.HasDragStartHandlers Maven / Gradle / Ivy
/*
* Copyright 2011 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;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.event.shared.HasHandlers;
/**
* A widget that implements this interface provides registration for
* {@link DragStartHandler} instances.
*
*
* Experimental API: This API is still under development
* and is subject to change.
*
*/
public interface HasDragStartHandlers extends HasHandlers {
/**
* Adds a {@link DragStartEvent} handler.
*
* @param handler the drag start handler
* @return {@link HandlerRegistration} used to remove this handler
*/
HandlerRegistration addDragStartHandler(DragStartHandler handler);
}