/*

  * Copyright 2004-2008 the Seasar Foundation and the Others.

  *

  * 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.seasar.uruma.renderer.impl;

 import org.eclipse.swt.graphics.Image;

 import org.eclipse.swt.widgets.TreeItem;

 import org.seasar.eclipse.common.util.ImageManager;

 import org.seasar.uruma.component.jface.TreeItemComponent;

 import org.seasar.uruma.util.PathUtil;

 /**

  * {@link TreeItem} のレンダリングを行うクラスです。<br />

  * 

  * @author y-komori

  */

 public class TreeItemRenderer extends

         AbstractWidgetRenderer<TreeItemComponent, TreeItem> {

     /*

      * @see org.seasar.uruma.renderer.impl.AbstractWidgetRenderer#doRender(org.seasar.uruma.component.UIComponent,

      *      org.eclipse.swt.widgets.Widget)

      */

     @Override

     protected void doRender(final TreeItemComponent uiComponent,

             final TreeItem widget) {

         renderText(uiComponent, widget);

         renderImage(uiComponent, widget);

     }

     /*

      * @see org.seasar.uruma.renderer.impl.AbstractWidgetRenderer#getWidgetType()

      */

     @Override

     protected Class<TreeItem> getWidgetType() {

         return TreeItem.class;

     }

     protected void renderText(final TreeItemComponent component,

             final TreeItem widget) {

         String text = component.text;

         if (text != null) {

             widget.setText(text);

         }

     }

     protected void renderImage(final TreeItemComponent component,

             final TreeItem widget) {

         String value = component.image;

         if (value != null) {

             Image image = ImageManager.getImage(value);

             if (image == null) {

                 String path = PathUtil.createPath(component.getBasePath(),

                         value);

                 image = ImageManager.loadImage(path);

             }

             widget.setImage(image);

         }

     }

 }