/*

  * 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.context.impl;

 import java.util.ArrayList;

 import java.util.Collections;

 import java.util.HashSet;

 import java.util.List;

 import java.util.Set;

 import org.seasar.uruma.binding.enables.EnablesDependingDef;

 import org.seasar.uruma.context.ApplicationContext;

 import org.seasar.uruma.context.PartContext;

 import org.seasar.uruma.context.WidgetHandle;

 import org.seasar.uruma.context.WindowContext;

 import org.seasar.uruma.desc.FormDesc;

 import org.seasar.uruma.desc.PartActionDesc;

 import org.seasar.uruma.exception.DuplicateComponentIdException;

 import org.seasar.uruma.util.AssertionUtil;

 /**

  * {@link WindowContext} の実装クラスです。<br />

  * 

  * @author y-komori

  */

 public class WindowContextImpl extends AbstractWidgetHolder implements

         WindowContext {

     private String windowName;

     private List<PartContext> partContextList = new ArrayList<PartContext>();

     private ApplicationContextImpl parent;

     private List<EnablesDependingDef> enablesDependingDefList = new ArrayList<EnablesDependingDef>();

     private Object partActionObj;

     private PartActionDesc partActionDesc;

     /**

      * {@link WindowContextImpl} を構築します。<br />

      * 

      * @param windowName

      *            ウィンドウ名称

      * @param parent

      *            親 {@link ApplicationContext}

      */

     public WindowContextImpl(final String windowName,

             final ApplicationContext parent) {

         super();

         this.windowName = windowName;

         this.parent = (ApplicationContextImpl) parent;

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#getWindowName()

      */

     public String getName() {

         return this.windowName;

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#getPartContext()

      */

     public PartContext getPartContext() {

         if ((partContextList != null) && (partContextList.size() > 0)) {

             return partContextList.get(0);

         } else {

             return null;

         }

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#getPartContext(java.lang.String)

      */

     public PartContext getPartContext(final String partName) {

         for (PartContext context : partContextList) {

             if (context.getName().equals(partName)) {

                 return context;

             }

         }

         return null;

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#getPartContextList()

      */

     public List<PartContext> getPartContextList() {

         return Collections.unmodifiableList(partContextList);

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#getApplicationContext()

      */

     public ApplicationContext getApplicationContext() {

         return parent;

     }

     /**

      * {@link PartContext} オブジェクトを追加します。<br />

      * 

      * @param context

      *            {@link PartContext} オブジェクト

      * @throws DuplicateComponentIdException

      *             パート名称が既に登録されている場合

      */

     public void addPartContext(final PartContext context) {

         if (getPartContext(context.getName()) == null) {

             partContextList.add(context);

         } else {

             throw new DuplicateComponentIdException(context.getName());

         }

     }

     /**

      * {@link PartContext} オブジェクトを削除します。<br />

      * 

      * @param partName

      *            パート名称

      */

     public void disposePartContext(final String partName) {

         PartContext partContext = getPartContext(partName);

         if (partContext != null) {

             partContextList.remove(partContext);

         }

     }

     /**

      * この {@link WindowContext} を親 {@link ApplicationContext} から削除します。<br />

      */

     public void dispose() {

         for (PartContext part : partContextList) {

             disposePartContext(part.getName());

         }

         parent.disposeWindowContext(windowName);

         parent = null;

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#findWidgetHandles(java.lang.String)

      */

     public Set<WidgetHandle> findWidgetHandles(final String handleId) {

         Set<WidgetHandle> results = new HashSet<WidgetHandle>();

         WidgetHandle handle = getWidgetHandle(handleId);

         if (handle != null) {

             results.add(handle);

         }

         for (PartContext part : getPartContextList()) {

             handle = part.getWidgetHandle(handleId);

             if (handle != null) {

                 results.add(handle);

             }

         }

         return results;

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#getAllWidgetHandles(java.lang.Class)

      */

     public Set<WidgetHandle> getAllWidgetHandles(final Class<?> clazz) {

         Set<WidgetHandle> handles = new HashSet<WidgetHandle>();

         handles.addAll(getWidgetHandles(clazz));

         for (PartContext part : getPartContextList()) {

             handles.addAll(part.getWidgetHandles(clazz));

         }

         return handles;

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#addEnablesDependingDef(org.seasar

      *      .uruma.binding.enables.EnablesDependingDef)

      */

     public void addEnablesDependingDef(

             final EnablesDependingDef enablesDependingDef) {

         AssertionUtil.assertNotNull("enablesDependingDef", enablesDependingDef);

         enablesDependingDefList.add(enablesDependingDef);

     }

     /*

      * @see org.seasar.uruma.context.WindowContext#getEnablesDependingDefList()

      */

     public List<EnablesDependingDef> getEnablesDependingDefList() {

         return Collections.unmodifiableList(enablesDependingDefList);

     }

     /*

      * @see org.seasar.uruma.context.PartContext#getPartActionObject()

      */

     public Object getPartActionObject() {

         return this.partActionObj;

     }

     /*

      * @see org.seasar.uruma.context.PartContext#getPartActionObject()

      */

     public void setPartActionDesc(final PartActionDesc desc) {

         this.partActionDesc = desc;

     }

     /*

      * @see org.seasar.uruma.context.PartContext#setPartActionObject(java.

      *      lang.Object)

      */

     public void setPartActionObject(final Object partActionObj) {

         this.partActionObj = partActionObj;

     }

     /*

      * @see org.seasar.uruma.context.PartContext#getPartActionDesc()

      */

     public PartActionDesc getPartActionDesc() {

         return this.partActionDesc;

     }

     /*

      * @see org.seasar.uruma.context.PartContext#getPartActionDesc()

      */

     public WindowContext getWindowContext() {

         return this;

     }

     /*

      * @see org.seasar.uruma.context.PartContext#getFormDesc()

      */

     public FormDesc getFormDesc() {

         // Do noting

         return null;

     }

     /*

      * @see org.seasar.uruma.context.PartContext#getFormObject()

      */

     public Object getFormObject() {

         // Do noting

         return null;

     }

     /*

      * @see org.seasar.uruma.context.PartContext#setFormDesc()

      */

     public void setFormDesc(final FormDesc desc) {

         // Do noting

     }

     /*

      * @see org.seasar.uruma.context.PartContext#setFormObject()

      */

     public void setFormObject(final Object object) {

         // Do noting

     }

 }