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/*****************************************************************
 *   Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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.apache.cayenne.modeler.editor;

import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;

import org.apache.cayenne.map.CallbackMap;
import org.apache.cayenne.modeler.ProjectController;
import org.apache.cayenne.modeler.event.EntityDisplayEvent;
import org.apache.cayenne.modeler.event.ObjEntityDisplayListener;
import org.apache.cayenne.modeler.pref.TableColumnPreferences;


/**
 * Tab for editing callback methods on an ObjEntity
 *
 * @version 1.0 Oct 28, 2007
 */
public class ObjEntityCallbackMethodsTab extends AbstractCallbackMethodsTab  {

    /**
     * constructor
     * @param mediator mediator instance
     */
    public ObjEntityCallbackMethodsTab(ProjectController mediator) {
        super(mediator);
    }

    /**
     * listeners initialization
     */
    protected void initController() {
        super.initController();
        //mediator.addObjEntityDisplayListener(this);
        addComponentListener(
                new ComponentAdapter() {
                    public void componentShown(ComponentEvent e) {
                        mediator.setCurrentCallbackType((CallbackType)callbackTypeCombo.getSelectedItem());
                        updateCallbackTypeCounters();
                        rebuildTable();
                    }
                }
        );

        mediator.addObjEntityDisplayListener(
                new ObjEntityDisplayListener() {
                    public void currentObjEntityChanged(EntityDisplayEvent e) {
                        if (ObjEntityCallbackMethodsTab.this.isVisible()) {
                            mediator.setCurrentCallbackType((CallbackType)callbackTypeCombo.getSelectedItem());
                            updateCallbackTypeCounters();
                            rebuildTable();
                        }
                    }
                }
        );
    }


    /**
     * @return CallbackMap with callback methods
     */
    protected CallbackMap getCallbackMap() {
        if (mediator.getCurrentObjEntity() != null) {
            return mediator.getCurrentObjEntity().getCallbackMap();
        }
        return null;
    }

    @Override
    protected void initTablePreferences() {
        tablePreferences = new TableColumnPreferences(this.getClass(),"objEntity/callbackTable");
    }
}