com.google.gwt.user.client.ui.AcceptsOneWidget 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.user.client.ui;
/**
* Implemented by displays that can be given accept an {@link IsWidget}
* to show.
*/
public interface AcceptsOneWidget {
/**
* Set the only widget of the receiver, replacing the previous
* widget if there was one.
*
* @param w the widget, or null to remove the widget
*
* @see SimplePanel
*/
void setWidget(IsWidget w);
}