/*

  * 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.widgets.Control;

 import org.eclipse.swt.widgets.TabItem;

 import org.seasar.uruma.component.UIComponent;

 import org.seasar.uruma.component.UIElement;

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

 import org.seasar.uruma.context.PartContext;

 import org.seasar.uruma.context.WidgetHandle;

 /**

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

  * 

  * @author bskuroneko

  */

 public class TabItemRenderer extends

         AbstractWidgetRenderer<TabItemComponent, TabItem> {

     /*

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

      *      org.eclipse.swt.widgets.Widget)

      */

     @Override

     protected void doRender(final TabItemComponent controlComponent,

             final TabItem control) {

         // Do nothing.

     }

     /*

      * @see org.seasar.uruma.renderer.impl.AbstractWidgetRenderer#doRenderAfter(org.eclipse.swt.widgets.Widget,

      *      org.seasar.uruma.component.UIComponent,

      *      org.seasar.uruma.context.WidgetHandle,

      *      org.seasar.uruma.context.PartContext)

      */

     @Override

     protected void doRenderAfter(final TabItem widget,

             final TabItemComponent uiComponent, final WidgetHandle parent,

             final PartContext context) {

         setControl(widget, uiComponent);

     }

     private void setControl(final TabItem tabItem,

             final TabItemComponent tabItemComponent) {

         UIElement content = tabItemComponent.getChild();

         if ((content != null) && (content instanceof UIComponent)) {

             String id = ((UIComponent) content).getId();

             WidgetHandle handle = getContext().getWidgetHandle(id);

             if (handle.instanceOf(Control.class)) {

                 Control control = handle.<Control> getCastWidget();

                 tabItem.setControl(control);

             }

         }

     }

     /*

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

      */

     @Override

     protected Class<TabItem> getWidgetType() {

         return TabItem.class;

     }

 }