/*******************************************************************************
 * Copyright 2010 Simon Mieth
 * 
 * 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.kabeja.ui.impl;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import org.kabeja.ui.PropertiesEditor;
import org.kabeja.ui.PropertiesListener;


public abstract class AbstractPropertiesEditor implements PropertiesEditor {
    protected ArrayList listeners = new ArrayList();
    protected Map properties = new HashMap();

    public void addPropertiesListener(PropertiesListener listener) {
        this.listeners.add(listener);
    }

    public Map getProperties() {
        return this.properties;
    }

    public void removePropertiesListener(PropertiesListener listener) {
        this.listeners.remove(listeners);
    }

    public void setProperties(Map properties) {
        this.properties = properties;
    }

    protected void firePropertiesChangedEvent() {
        Iterator i = ((ArrayList) this.listeners.clone()).iterator();

        while (i.hasNext()) {
            PropertiesListener l = (PropertiesListener) i.next();
            l.propertiesChanged(this.properties);
        }
    }
}