/* 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 org.activiti.explorer.ui.custom;
import com.vaadin.terminal.Resource;
import com.vaadin.terminal.ThemeResource;
import com.vaadin.ui.Component;
import com.vaadin.ui.Embedded;
import com.vaadin.ui.Table;
import com.vaadin.ui.Table.ColumnGenerator;
/**
* A {@link ColumnGenerator} that always returns the same component to render,
* which is an {@link Embeddable} containing the theme image passed in the constructor.
*
* @author Frederik Heremans
*/
public class ThemeImageColumnGenerator implements ColumnGenerator {
private static final long serialVersionUID = -7742412844347541389L;
private Resource image;
public ThemeImageColumnGenerator(String imageName) {
image = new ThemeResource(imageName);
}
public ThemeImageColumnGenerator(Resource image) {
this.image = image;
}
public Component generateCell(Table source, Object itemId, Object columnId) {
return new Embedded(null, image);
}
}