Application: gvSIG desktop » Library: org.gvsig.tools

package org.gvsig.tools.dynform.spi.dynformfield;

import java.awt.event.ActionEvent;

import java.beans.PropertyChangeListener;

import java.util.ArrayList;

import java.util.List;

import javax.swing.Action;

import org.gvsig.tools.observer.Observable;

import org.gvsig.tools.observer.Observer;

public class DefaultObservableAction implements ObservableAction{

	protected List<Observer> observers = new ArrayList<Observer>();

	private Action action;

	public DefaultObservableAction(Action act){

		this.action = act;

	}

	public void addObserver(Observer o) {

		this.observers.add(o);

	}

	public synchronized void deleteObserver(Observer o) {

		this.observers.remove(o);

	}

	public synchronized void deleteObservers() {

		this.observers = new ArrayList<Observer>();

	}

	public synchronized void notifyObservers(Observable observable, String tableName) {

		for(int i =0; i<this.observers.size(); i++ ) {

			Observer o = (Observer) this.observers.get(i);

			o.update(observable, tableName);

		}

	}

	public Action getAction() {

		return this.action;

	}

	public void addPropertyChangeListener(PropertyChangeListener arg0) {

		this.action.addPropertyChangeListener(arg0);

	}

	public Object getValue(String arg0) {

		return this.action.getValue(arg0);

	}

	public boolean isEnabled() {

		return this.action.isEnabled();

	}

	public void putValue(String arg0, Object arg1) {

		this.action.putValue(arg0, arg1);

	}

	public void removePropertyChangeListener(PropertyChangeListener arg0) {

		this.action.removePropertyChangeListener(arg0);

	}

	public void setEnabled(boolean arg0) {

		this.action.setEnabled(arg0);

	}

	public void actionPerformed(ActionEvent arg0) {

		this.getAction().actionPerformed(arg0);

		this.notifyObservers(this, this.getName());

	}

	public String getName() {

		return (String) this.getAction().getValue(Action.NAME);

	}

}

public abstract class AbstractJDynFormField implements JDynFormField, Observer {

					ObservableAction sact = new DefaultObservableAction(act);

					sact.addObserver(this);

				ObservableAction sact = new DefaultObservableAction(action);

				sact.addObserver(this);

	public void update(Observable obj, Object arg) {

		//TODO Do something with this function

	    if(obj instanceof ObservableAction){

	    	System.out.println("[AbstractJDynFormField -> update()] "

	    			+ "Action launched: "+arg.toString()

	    			+" for field: "+ this.getName() 

	    			+ " (Type:" + this.getDefinition().getType() + ")");

	    }

	}