INTERFAZ GRAFICA EN JAVA (i)

VENTANA QUE SE ABRE Y SE PUEDE CERRAR.
package VENTANA1;

import java.awt.Frame;
import java.awt.*;
import java.awt.event.*;
public class Marco1
{
public static void main (String [] args)
{
Frame MiMarco=new Frame();
MiMarco.setSize(400,200);
MiMarco.setTitle("Mi primera Ventana.");
MiMarco.setVisible(true);
// Se le Agrega este código para que cierre la ventana con la x de arriba.
MiMarco.addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent we)
{    
System.exit(0);
}
});
}
}
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VENTANA DE COLOR ROSA.



package EJERCICIOS1MARCO;
import java.awt.*;
import java.awt.event.*;


public class ejercicio1 {
static Frame ventana = new Frame();
public static void main (String [] args)
{
ventana.setTitle("Mi Programa");
ventana.setBackground(java.awt.Color.pink);
ventana.setSize(200, 250);
ventana.setVisible(true);
ventana.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent we){
System.exit(0);
}
});
}
}

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TRES VENTANAS DE DIFERENTES TAMAÑOS Y COLORES.

package EJERCICIOS1MARCO;

import java.awt.*;

import java.awt.event.*;

public class Ejercicio2 {

static Frame ventana = new Frame();

static Frame ventana2 = new Frame();

static Frame ventana3 = new Frame();

public static void main (String [] args)

{

ventana.setTitle("Mi Programa");

ventana.setBackground(java.awt.Color.yellow);

ventana.setSize(100, 125);

ventana.setLocation(100, 100);

ventana.setVisible(true);

ventana2.setTitle("Mi Programa2");

ventana2.setBackground(java.awt.Color.blue);

ventana2.setSize(200, 250);

ventana2.setLocation(300, 300);

ventana2.setVisible(true);

ventana3.setTitle("Mi Programa3");

ventana3.setBackground(java.awt.Color.green);

ventana3.setSize(400, 500);

ventana3.setLocation(700, 200);

ventana3.setVisible(true);

ventana.addWindowListener(new WindowAdapter(){

public void windowClosing(WindowEvent we){

System.exit(0);

}

});

ventana2.addWindowListener(new WindowAdapter(){

public void windowClosing(WindowEvent we){

System.exit(0);

}

});

ventana3.addWindowListener(new WindowAdapter(){

public void windowClosing(WindowEvent we){

System.exit(0);

}

});

}

}