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- /*
- * Copyright 2011 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.client;
-
- /**
- * GWT's HasFocus is way too overkill for just receiving focus in simple
- * components. Vaadin uses this interface in addition to GWT's HasFocus to pass
- * focus requests from server to actual ui widgets in browsers.
- *
- * So in to make your server side focusable component receive focus on client
- * side it must either implement this or HasFocus interface.
- */
- public interface Focusable {
- /**
- * Sets focus to this widget.
- */
- public void focus();
- }
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