/*
* Copyright 2000-2016 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.shared.ui.dnd;
/**
* Used to specify the effect that is allowed for a drag operation.
*
* @author Vaadin Ltd
* @since 8.1
*/
public enum EffectAllowed {
/**
* The item may not be dropped.
*/
NONE("none"),
/**
* A copy of the source item may be made at the new location.
*/
COPY("copy"),
/**
* An item may be moved to a new location.
*/
MOVE("move"),
/**
* A link may be established to the source at the new location.
*/
LINK("link"),
/**
* A copy or move operation is permitted.
*/
COPY_MOVE("copyMove"),
/**
* A copy or link operation is permitted.
*/
COPY_LINK("copyLink"),
/**
* A link or move operation is permitted.
*/
LINK_MOVE("linkMove"),
/**
* All operations are permitted.
*/
ALL("all"),
/**
* Default state, equivalent to ALL
*/
UNINITIALIZED("uninitialized");
private final String value;
EffectAllowed(String value) {
this.value = value;
}
/**
* Get the string value that is accepted by the client side drag event.
*
* @return String value accepted by the client side drag event.
*/
public String getValue() {
return value;
}
}