Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Ejemplos Interfaces Usuario 3

  • Login to see the comments

  • Be the first to like this

Ejemplos Interfaces Usuario 3

  1. 1. ******************************************************************************************* EJEMPLO Menús ******************************************************************************************* public class MiVentana extends javax.swing.JFrame { /** Creates new form UnEjemplo */ public MiVentana() { initComponents(); } /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ private void initComponents() { jPopupMenu1 = new javax.swing.JPopupMenu(); jMenuItem1 = new javax.swing.JMenuItem(); jCheckBoxMenuItem1 = new javax.swing.JCheckBoxMenuItem(); jRadioButtonMenuItem1 = new javax.swing.JRadioButtonMenuItem(); jSeparator1 = new javax.swing.JSeparator(); jMenuItem2 = new javax.swing.JMenuItem(); jMenu1 = new javax.swing.JMenu(); jMenuItem3 = new javax.swing.JMenuItem(); jTextArea1 = new javax.swing.JTextArea(); jMenuBar1 = new javax.swing.JMenuBar(); jMenu2 = new javax.swing.JMenu(); jMenuItem5 = new javax.swing.JMenuItem(); jCheckBoxMenuItem2 = new javax.swing.JCheckBoxMenuItem(); jRadioButtonMenuItem2 = new javax.swing.JRadioButtonMenuItem(); jSeparator2 = new javax.swing.JSeparator(); jMenuItem4 = new javax.swing.JMenuItem(); jMenu4 = new javax.swing.JMenu(); jMenuItem6 = new javax.swing.JMenuItem(); jMenu3 = new javax.swing.JMenu(); jMenuItem1.setText(quot;Unoquot;); jMenuItem1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jMenuItem1ActionPerformed(evt); } }); jPopupMenu1.add(jMenuItem1); jCheckBoxMenuItem1.setText(quot;Dosquot;); jPopupMenu1.add(jCheckBoxMenuItem1); jRadioButtonMenuItem1.setText(quot;Tresquot;); jPopupMenu1.add(jRadioButtonMenuItem1); jPopupMenu1.add(jSeparator1); 1
  2. 2. jMenuItem2.setText(quot;Cuatroquot;); jPopupMenu1.add(jMenuItem2); jMenu1.setText(quot;Otrosquot;); jMenuItem3.setText(quot;Cincoquot;); jMenu1.add(jMenuItem3); jPopupMenu1.add(jMenu1); addWindowListener(new java.awt.event.WindowAdapter() { public void windowClosing(java.awt.event.WindowEvent evt) { exitForm(evt); } }); jTextArea1.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jTextArea1MouseClicked(evt); } }); getContentPane().add(jTextArea1, java.awt.BorderLayout.CENTER); jMenu2.setText(quot;Inglesquot;); jMenu2.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jMenu2ActionPerformed(evt); } }); jMenuItem5.setText(quot;Onequot;); jMenuItem5.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jMenuItem5ActionPerformed(evt); } }); jMenu2.add(jMenuItem5); jCheckBoxMenuItem2.setText(quot;Towquot;); jMenu2.add(jCheckBoxMenuItem2); jRadioButtonMenuItem2.setText(quot;Threequot;); jMenu2.add(jRadioButtonMenuItem2); jMenu2.add(jSeparator2); jMenuItem4.setText(quot;Fourquot;); jMenu2.add(jMenuItem4); jMenu4.setText(quot;Menuquot;); 2
  3. 3. jMenuItem6.setText(quot;Fivequot;); jMenu4.add(jMenuItem6); jMenu2.add(jMenu4); jMenuBar1.add(jMenu2); jMenu3.setText(quot;Francesquot;); jMenuBar1.add(jMenu3); setJMenuBar(jMenuBar1); pack(); } private void jMenuItem5ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: this.jTextArea1.replaceSelection(quot;ONEquot;); } private void jMenu2ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: System.out.println(quot;Menú en inglésquot;); } private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: this.jTextArea1.replaceSelection(quot;UNOquot;); } private void jTextArea1MouseClicked(java.awt.event.MouseEvent evt) { // Add your handling code here: if (evt.getButton()==java.awt.event.MouseEvent.BUTTON3) { this.jPopupMenu1.show(this.jTextArea1, evt.getX(), evt.getY()); } } /** Exit the Application */ private void exitForm(java.awt.event.WindowEvent evt) { System.exit(0); } /** * @param args the command line arguments */ public static void main(String args[]) { new MiVentana ().show(); } // Variables declaration - do not modify private javax.swing.JSeparator jSeparator2; 3
  4. 4. private javax.swing.JMenuItem jMenuItem2; private javax.swing.JMenu jMenu2; private javax.swing.JMenuItem jMenuItem5; private javax.swing.JCheckBoxMenuItem jCheckBoxMenuItem2; private javax.swing.JMenuItem jMenuItem3; private javax.swing.JMenuItem jMenuItem4; private javax.swing.JMenu jMenu4; private javax.swing.JRadioButtonMenuItem jRadioButtonMenuItem1; private javax.swing.JMenuItem jMenuItem1; private javax.swing.JMenu jMenu3; private javax.swing.JMenuItem jMenuItem6; private javax.swing.JTextArea jTextArea1; private javax.swing.JSeparator jSeparator1; private javax.swing.JMenu jMenu1; private javax.swing.JCheckBoxMenuItem jCheckBoxMenuItem1; private javax.swing.JPopupMenu jPopupMenu1; private javax.swing.JRadioButtonMenuItem jRadioButtonMenuItem2; private javax.swing.JMenuBar jMenuBar1; // End of variables declaration } 4
  5. 5. ******************************************************************************************* EJEMPLO Pintar-Imagen-Animación ******************************************************************************************* public class MiVentana extends javax.swing.JFrame { private MiPanel jPanel2; Thread t; /** Creates new form MiVentana */ public MiVentana() { initComponents(); jPanel2 = new MiPanel(); getContentPane().add(jPanel2, java.awt.BorderLayout.CENTER); jPanel2.setBackground(java.awt.Color.yellow); } /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ private void initComponents() { jPanel1 = new javax.swing.JPanel(); jButton1 = new javax.swing.JButton(); jButton2 = new javax.swing.JButton(); jButton3 = new javax.swing.JButton(); jButton4 = new javax.swing.JButton(); addWindowListener(new java.awt.event.WindowAdapter() { public void windowClosing(java.awt.event.WindowEvent evt) { exitForm(evt); } }); jPanel1.setBackground(java.awt.Color.orange); jButton1.setText(quot;elipsequot;); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); jPanel1.add(jButton1); jButton2.setText(quot;rectanguloquot;); jButton2.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton2ActionPerformed(evt); } }); jPanel1.add(jButton2); jButton3.setText(quot;imagenquot;); 5
  6. 6. jButton3.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton3ActionPerformed(evt); } }); jPanel1.add(jButton3); jButton4.setText(quot;movimientoquot;); jButton4.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton4ActionPerformed(evt); } }); jPanel1.add(jButton4); getContentPane().add(jPanel1, java.awt.BorderLayout.SOUTH); pack(); } private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: this.jPanel2.figura=quot;movimientoquot;; if (t==null) { t = new Thread() { public void run() { while (true) { try { Thread.currentThread().sleep(1000); } catch (Exception e) {} jPanel2.repaint(); } } }; t.start(); } } private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: this.jPanel2.figura=quot;rectanguloquot;; this.jPanel2.repaint(); // Esto también funciona, aunque mejor con repaint pues // envía el evento a la cola // this.jPanel2.paint(this.jPanel2.getGraphics()); } private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: 6
  7. 7. this.jPanel2.figura=quot;rectanguloquot;; this.jPanel2.repaint(); } private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: this.jPanel2.figura=quot;elipsequot;; this.jPanel2.repaint(); } /** Exit the Application */ private void exitForm(java.awt.event.WindowEvent evt) { System.exit(0); } /** * @param args the command line arguments */ public static void main(String args[]) { new MiVentana().show(); } // Variables declaration - do not modify private javax.swing.JButton jButton2; private javax.swing.JButton jButton1; private javax.swing.JButton jButton3; private javax.swing.JPanel jPanel1; private javax.swing.JButton jButton4; // End of variables declaration } class MiPanel extends javax.swing.JPanel { String figura = quot;elipsequot;; public void paintComponent (java.awt.Graphics g) { super.paintComponent(g); // pinta el background java.awt.Dimension dim = this.getSize(); int ancho = dim.width; int alto = dim.height; if (figura==quot;rectanguloquot;) { g.fillRect(ancho/4, alto/4, ancho/2, alto/2); } else if (figura==quot;elipsequot;) { g.fillOval(ancho/4, alto/4, ancho/2, alto/2); } else if (figura==quot;imagenquot;) { java.awt.Toolkit toolkit = java.awt.Toolkit.getDefaultToolkit(); try { java.awt.Image imagen = toolkit.getImage(new java.net.URL(quot;http://www.netbeans.org/images/logo.gifquot;)); // La imagen aparecerá distorsionada. Si se quiere utilizar su tamaño real // se deberán utilizar quot;g.getWidth(this)quot; y quot;g.getHeight(this)quot; g.drawImage(imagen, ancho/4, alto/4, ancho/2, alto/2, this); } catch (java.net.MalformedURLException e) { 7
  8. 8. System.out.println(quot;URL mal formada: quot; + e); } } else if (figura==quot;movimientoquot;) { g.fillRect(x, alto/4, ancho/2, alto/2); if (x>this.getSize().width) x=0; x=x+10; cal = java.util.Calendar.getInstance(); hora = cal.getTime(); g.drawString(formateo.format(hora), x, alto/4-5); } } private int x; private java.util.Date hora; private java.util.Calendar cal; private java.text.DateFormat formateo = java.text.DateFormat.getTimeInstance(); } 8
  9. 9. ******************************************************************************************* EJEMPLO Animación-Timers (alternativa al EJEMPLO Pintar-Imagen-Animación) ******************************************************************************************* private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) { // Add your handling code here: this.jPanel2.figura=quot;movimientoquot;; javax.swing.Timer timer = new javax.swing.Timer(1000, new java.awt.event.ActionListener() { public void actionPerformed (java.awt.event.ActionEvent e) { jPanel2.repaint(); } }); timer.start(); } 9
  10. 10. ******************************************************************************************* EJEMPLO Movimientos-Ratón ******************************************************************************************* /* Este programa es un ejemplo de usos de la interface MouseMotionListener. En la zona amarilla se puede quot;arrastrar el ratonquot;, creandose un rectangulo. En la zona verde se puede mover el raton (sin arrastrar), apareciendo un mensaje, o bien se puede arrastrar el boton. */ import java.awt.*; import java.awt.event.*; import javax.swing.*; public class MiVentana extends JFrame { int xInitC; int yInitC; int xInit; int yInit; int xInitB; int yInitB; JPanel cuadro; JButton button; JPanel panel; public MiVentana() { setTitle(quot;Ejemplo de movimientos de ratonquot;); getContentPane().setLayout(new GridLayout(2,1)); cuadro=new JPanel(); cuadro.setBackground(Color.yellow); getContentPane().add(cuadro); panel=new JPanel(); panel.setLayout(null); panel.setBackground(Color.green); getContentPane().add(panel); button = new JButton(); button.setLabel(quot;buttonquot;); panel.add(button); button.setBounds(20,50,90,42); cuadro.addMouseListener(new MouseAdapter() { public void mousePressed(MouseEvent e) { xInitC=e.getX(); yInitC=e.getY(); } public void mouseReleased(MouseEvent e) { Graphics g =cuadro.getGraphics(); g.fillRect(xInitC, yInitC, (e.getX()-xInitC), (e.getY()-yInitC)); } }); cuadro.addMouseMotionListener(new MouseMotionAdapter() { public void mouseDragged(MouseEvent e) { Graphics g =cuadro.getGraphics(); cuadro.paint(g); // pinta background g.drawRect(xInitC, yInitC, (e.getX()-xInitC), (e.getY()-yInitC)); } 10
  11. 11. }); button.addMouseListener(new MouseAdapter() { public void mousePressed(MouseEvent e) { xInitB=button.getBounds().x; yInitB=button.getBounds().y; xInit=e.getX(); yInit=e.getY(); System.out.println(quot;Evento(1):quot; + e); } }); button.addMouseMotionListener(new MouseMotionAdapter() { public void mouseDragged(MouseEvent e) { button.setBounds(xInitB+e.getX()-xInit, yInitB+e.getY()-yInit, button.getBounds().width, button.getBounds().height); xInitB+=e.getX()-xInit; yInitB+=e.getY()-yInit; } }); panel.addMouseMotionListener(new MouseMotionAdapter() { public void mouseMoved(MouseEvent e) { Graphics g = panel.getGraphics(); panel.paint (g); // pinta background g.drawString(quot;Raton en posicion (quot; + e.getX() + quot;,quot; + e.getY() + quot;) del panel ...quot;, 10, 20); } }); } static public void main(String args[]) { MiVentana v = new MiVentana(); v.setSize(405,305); v.setVisible(true); } } 11
  12. 12. ****************************************************************************************** EJEMPLO Applets ******************************************************************************************* public class MiApplet2 extends javax.swing.JApplet { StringBuffer texto; MiPanel panel; public void añadirTexto (String s) { texto.append(s); repaint(); } public void init () { System.out.println(quot;INIT ....quot;); añadirTexto (quot;init ...quot;); } public void start () { System.out.println(quot;START ....quot;); añadirTexto (quot;start ...quot;); } public void stop () { System.out.println(quot;STOP ....quot;); añadirTexto (quot;stop ...quot;); } public void destroy () { System.out.println(quot;DESTROY ....quot;); añadirTexto (quot;destroy ...quot;); } /** Creates new form MiApplet2 */ public MiApplet2() { initComponents(); texto = new StringBuffer(); panel = new MiPanel(); getContentPane().add(panel, java.awt.BorderLayout.CENTER); panel.setBackground(java.awt.Color.orange); } /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ private void initComponents() { jMenuBar1 = new javax.swing.JMenuBar(); jMenu1 = new javax.swing.JMenu(); jMenuItem1 = new javax.swing.JMenuItem(); jMenu1.setText(quot;Menuquot;); jMenuItem1.setText(quot;Itemquot;); jMenu1.add(jMenuItem1); jMenuBar1.add(jMenu1); } 12
  13. 13. // Variables declaration - do not modify private javax.swing.JMenuItem jMenuItem1; private javax.swing.JMenu jMenu1; private javax.swing.JMenuBar jMenuBar1; // End of variables declaration class MiPanel extends javax.swing.JPanel { public void paintComponent(java.awt.Graphics g) { super.paintComponent(g); g.drawString(texto.toString(), 20, 20); } } } 13

×