de.datenhahn.vaadin.rendererpackage.client.ClickableHtmlRenderer.java Source code

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Here is the source code for de.datenhahn.vaadin.rendererpackage.client.ClickableHtmlRenderer.java

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/*
 * Copyright 2000-2014 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 de.datenhahn.vaadin.rendererpackage.client;

import com.google.gwt.core.client.GWT;
import com.google.gwt.safehtml.shared.SafeHtmlUtils;
import com.google.gwt.user.client.ui.FocusPanel;
import com.google.gwt.user.client.ui.HTML;
import com.vaadin.client.renderers.ClickableRenderer;
import com.vaadin.client.widget.grid.RendererCellReference;

/**
 * A renderer that renders an image into a cell. Click handlers can be added to
 * the renderer, invoked every time any of the images rendered by that rendered
 * is clicked.
 * 
 * @since 7.4
 * @author Vaadin Ltd
 */
public class ClickableHtmlRenderer extends ClickableRenderer<String, FocusPanel> {

    @Override
    public FocusPanel createWidget() {

        FocusPanel panel = GWT.create(FocusPanel.class);
        panel.addClickHandler(this);
        panel.setWidget(new HTML());
        return panel;
    }

    @Override
    public void render(RendererCellReference cell, String html, FocusPanel panel) {
        ((HTML) panel.getWidget()).setHTML(SafeHtmlUtils.fromSafeConstant(html));
    }
}