Discussoes de Programacao e Tecnologia

Como criar janela de login?

1 resposta
B
BruceBalby

Galera socorroooo, preciso de uma ajudasa o mais urgente possivel, eu estou com um layout de login e outro para um biblioteca onde o usuario vai poder consultar livros alugar entre outros, so que o q eu n to conseguindo fazer eh chamar primeiro a tela de login entrar com usuario e senha, para depois entrar no sistema da biblioteca.

a tela de login eh essa:

[color=blue]package biblioteca;
/**
*

  • @author Bruce Balby
    */
    public class Login2 extends javax.swing.JPanel {

    /** Creates new form Login2 */

public Login2() {

initComponents();

}

    @SuppressWarnings(“unchecked”)

// 

private void initComponents() {

    jPanel1 = new javax.swing.JPanel();
 jButton1 = new javax.swing.JButton();
 jButton2 = new javax.swing.JButton();
 jTextField1 = new javax.swing.JTextField();
 jPasswordField1 = new javax.swing.JPasswordField();
 label1 = new java.awt.Label();
 label2 = new java.awt.Label();

 setName("Form"); // NOI18N

 jPanel1.setName("jPanel1"); // NOI18N

 org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance(biblioteca.BibliotecaApp.class).getContext().getResourceMap(Login2.class);
 jButton1.setText(resourceMap.getString("jButton1.text")); // NOI18N
 jButton1.setToolTipText(resourceMap.getString("jButton1.toolTipText")); // NOI18N
 jButton1.setName("jButton1"); // NOI18N

 jButton2.setText(resourceMap.getString("jButton2.text")); // NOI18N
 jButton2.setToolTipText(resourceMap.getString("jButton2.toolTipText")); // NOI18N
 jButton2.setName("jButton2"); // NOI18N

 jTextField1.setText(resourceMap.getString("jTextField1.text")); // NOI18N
 jTextField1.setName("jTextField1"); // NOI18N

 jPasswordField1.setText(resourceMap.getString("jPasswordField1.text")); // NOI18N
 jPasswordField1.setName("jPasswordField1"); // NOI18N

 label1.setName("usuario"); // NOI18N
 label1.setText(resourceMap.getString("usuario.text")); // NOI18N

 label2.setName("senha"); // NOI18N
 label2.setText(resourceMap.getString("senha.text")); // NOI18N

 javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
 jPanel1.setLayout(jPanel1Layout);
 jPanel1Layout.setHorizontalGroup(
     jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
     .addGroup(jPanel1Layout.createSequentialGroup()
         .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
             .addGroup(jPanel1Layout.createSequentialGroup()
                 .addGap(9, 9, 9)
                 .addComponent(label1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
             .addGroup(jPanel1Layout.createSequentialGroup()
                 .addContainerGap()
                 .addComponent(label2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
         .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
             .addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel1Layout.createSequentialGroup()
                 .addComponent(jButton1)
                 .addGap(14, 14, 14)
                 .addComponent(jButton2, javax.swing.GroupLayout.PREFERRED_SIZE, 71, javax.swing.GroupLayout.PREFERRED_SIZE))
             .addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                 .addComponent(jPasswordField1, javax.swing.GroupLayout.Alignment.TRAILING)
                 .addComponent(jTextField1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 128, Short.MAX_VALUE)))
         .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
 );
 jPanel1Layout.setVerticalGroup(
     jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
     .addGroup(jPanel1Layout.createSequentialGroup()
         .addGap(36, 36, 36)
         .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
             .addComponent(label1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
             .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
         .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
             .addGroup(jPanel1Layout.createSequentialGroup()
                 .addComponent(jPasswordField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                 .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                     .addComponent(jButton2)
                     .addComponent(jButton1)))
             .addComponent(label2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
         .addContainerGap())
 );

 label2.getAccessibleContext().setAccessibleDescription(resourceMap.getString("senha.AccessibleContext.accessibleDescription")); // NOI18N

 javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
 this.setLayout(layout);
 layout.setHorizontalGroup(
     layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
     .addGroup(layout.createSequentialGroup()
         .addGap(95, 95, 95)
         .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
         .addContainerGap(97, Short.MAX_VALUE))
 );
 layout.setVerticalGroup(
     layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
     .addGroup(layout.createSequentialGroup()
         .addGap(83, 83, 83)
         .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
         .addContainerGap(91, Short.MAX_VALUE))
 );

    }// 

    // Variables declaration - do not modify

private javax.swing.JButton jButton1;

private javax.swing.JButton jButton2;

private javax.swing.JPanel jPanel1;

private javax.swing.JPasswordField jPasswordField1;

private javax.swing.JTextField jTextField1;

private java.awt.Label label1;

private java.awt.Label label2;

// End of variables declaration

}
[/color]

A tela da bibioteca eh essa:

package biblioteca;

import org.jdesktop.application.Action;

import org.jdesktop.application.ResourceMap;

import org.jdesktop.application.SingleFrameApplication;

import org.jdesktop.application.FrameView;

import org.jdesktop.application.TaskMonitor;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.Timer;

import javax.swing.Icon;

import javax.swing.JDialog;

import javax.swing.JFrame;

/**

  • The application’s main frame.
    */
    public class BibliotecaView extends FrameView {

    public BibliotecaView(SingleFrameApplication app) {
    super(app);

    initComponents();

 // status bar initialization - message timeout, idle icon and busy animation, etc
 ResourceMap resourceMap = getResourceMap();
 int messageTimeout = resourceMap.getInteger("StatusBar.messageTimeout");
 messageTimer = new Timer(messageTimeout, new ActionListener() {
     public void actionPerformed(ActionEvent e) {
         statusMessageLabel.setText("");
     }
 });
 messageTimer.setRepeats(false);
 int busyAnimationRate = resourceMap.getInteger("StatusBar.busyAnimationRate");
 for (int i = 0; i < busyIcons.length; i++) {
     busyIcons[i] = resourceMap.getIcon("StatusBar.busyIcons[" + i + "]");
 }
 busyIconTimer = new Timer(busyAnimationRate, new ActionListener() {
     public void actionPerformed(ActionEvent e) {
         busyIconIndex = (busyIconIndex + 1) % busyIcons.length;
         statusAnimationLabel.setIcon(busyIcons[busyIconIndex]);
     }
 });
 idleIcon = resourceMap.getIcon("StatusBar.idleIcon");
 statusAnimationLabel.setIcon(idleIcon);
 progressBar.setVisible(false);

 // connecting action tasks to status bar via TaskMonitor
 TaskMonitor taskMonitor = new TaskMonitor(getApplication().getContext());
 taskMonitor.addPropertyChangeListener(new java.beans.PropertyChangeListener() {
     public void propertyChange(java.beans.PropertyChangeEvent evt) {
         String propertyName = evt.getPropertyName();
         if ("started".equals(propertyName)) {
             if (!busyIconTimer.isRunning()) {
                 statusAnimationLabel.setIcon(busyIcons[0]);
                 busyIconIndex = 0;
                 busyIconTimer.start();
             }
             progressBar.setVisible(true);
             progressBar.setIndeterminate(true);
         } else if ("done".equals(propertyName)) {
             busyIconTimer.stop();
             statusAnimationLabel.setIcon(idleIcon);
             progressBar.setVisible(false);
             progressBar.setValue(0);
         } else if ("message".equals(propertyName)) {
             String text = (String)(evt.getNewValue());
             statusMessageLabel.setText((text == null) ? "" : text);
             messageTimer.restart();
         } else if ("progress".equals(propertyName)) {
             int value = (Integer)(evt.getNewValue());
             progressBar.setVisible(true);
             progressBar.setIndeterminate(false);
             progressBar.setValue(value);
         }
     }
 });

    }

    @Action

public void showAboutBox() {

if (aboutBox == null) {

JFrame mainFrame = BibliotecaApp.getApplication().getMainFrame();

aboutBox = new BibliotecaAboutBox(mainFrame);

aboutBox.setLocationRelativeTo(mainFrame);

}

BibliotecaApp.getApplication().show(aboutBox);

}

    /** 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.

*/

@SuppressWarnings(“unchecked”)

// 

private void initComponents() {

      mainPanel = new javax.swing.JPanel();

menuBar = new javax.swing.JMenuBar();

javax.swing.JMenu fileMenu = new javax.swing.JMenu();

javax.swing.JMenuItem exitMenuItem = new javax.swing.JMenuItem();

jMenuItem1 = new javax.swing.JMenuItem();

javax.swing.JMenu helpMenu = new javax.swing.JMenu();

javax.swing.JMenuItem aboutMenuItem = new javax.swing.JMenuItem();

statusPanel = new javax.swing.JPanel();

javax.swing.JSeparator statusPanelSeparator = new javax.swing.JSeparator();

statusMessageLabel = new javax.swing.JLabel();

statusAnimationLabel = new javax.swing.JLabel();

progressBar = new javax.swing.JProgressBar();

      mainPanel.setName(“mainPanel”); // NOI18N

      javax.swing.GroupLayout mainPanelLayout = new javax.swing.GroupLayout(mainPanel);

mainPanel.setLayout(mainPanelLayout);

mainPanelLayout.setHorizontalGroup(

mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

.addGap(0, 400, Short.MAX_VALUE)

);

mainPanelLayout.setVerticalGroup(

mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

.addGap(0, 249, Short.MAX_VALUE)

);

      menuBar.setName(“menuBar”); // NOI18N

      org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance(biblioteca.BibliotecaApp.class).getContext().getResourceMap(BibliotecaView.class);
      fileMenu.setText(resourceMap.getString(“fileMenu.text”)); // NOI18N
      fileMenu.setName(“fileMenu”); // NOI18N

      javax.swing.ActionMap actionMap = org.jdesktop.application.Application.getInstance(biblioteca.BibliotecaApp.class).getContext().getActionMap(BibliotecaView.class, this);

exitMenuItem.setAction(actionMap.get(“quit”)); // NOI18N

exitMenuItem.setName(“exitMenuItem”); // NOI18N

fileMenu.add(exitMenuItem);

      jMenuItem1.setText(resourceMap.getString(“jMenuItem1.text”)); // NOI18N

jMenuItem1.setName(“jMenuItem1”); // NOI18N

jMenuItem1.addActionListener(new java.awt.event.ActionListener() {

public void actionPerformed(java.awt.event.ActionEvent evt) {

jMenuItem1ActionPerformed(evt);

}

});

fileMenu.add(jMenuItem1);

      menuBar.add(fileMenu);

      helpMenu.setText(resourceMap.getString(“helpMenu.text”)); // NOI18N
      helpMenu.setName(“helpMenu”); // NOI18N

      aboutMenuItem.setAction(actionMap.get(“showAboutBox”)); // NOI18N
      aboutMenuItem.setName(“aboutMenuItem”); // NOI18N
      helpMenu.add(aboutMenuItem);

      menuBar.add(helpMenu);

      statusPanel.setName(“statusPanel”); // NOI18N

      statusPanelSeparator.setName(“statusPanelSeparator”); // NOI18N

      statusMessageLabel.setName(“statusMessageLabel”); // NOI18N

      statusAnimationLabel.setHorizontalAlignment(javax.swing.SwingConstants.LEFT);
      statusAnimationLabel.setName(“statusAnimationLabel”); // NOI18N

      progressBar.setName(“progressBar”); // NOI18N

      javax.swing.GroupLayout statusPanelLayout = new javax.swing.GroupLayout(statusPanel);

statusPanel.setLayout(statusPanelLayout);

statusPanelLayout.setHorizontalGroup(

statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

.addComponent(statusPanelSeparator, javax.swing.GroupLayout.DEFAULT_SIZE, 400, Short.MAX_VALUE)

.addGroup(statusPanelLayout.createSequentialGroup()

.addContainerGap()

.addComponent(statusMessageLabel)

.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 230, Short.MAX_VALUE)

.addComponent(progressBar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)

.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)

.addComponent(statusAnimationLabel)

.addContainerGap())

);

statusPanelLayout.setVerticalGroup(

statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

.addGroup(statusPanelLayout.createSequentialGroup()

.addComponent(statusPanelSeparator, javax.swing.GroupLayout.PREFERRED_SIZE, 2, javax.swing.GroupLayout.PREFERRED_SIZE)

.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)

.addGroup(statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)

.addComponent(statusMessageLabel)

.addComponent(statusAnimationLabel)

.addComponent(progressBar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))

.addGap(3, 3, 3))

);

      setComponent(mainPanel);

setMenuBar(menuBar);

setStatusBar(statusPanel);

}//

    private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {

new CadastroAluno().setVisible(true);

}

    // Variables declaration - do not modify

private javax.swing.JMenuItem jMenuItem1;

private javax.swing.JPanel mainPanel;

private javax.swing.JMenuBar menuBar;

private javax.swing.JProgressBar progressBar;

private javax.swing.JLabel statusAnimationLabel;

private javax.swing.JLabel statusMessageLabel;

private javax.swing.JPanel statusPanel;

// End of variables declaration

    private final Timer messageTimer;

private final Timer busyIconTimer;

private final Icon idleIcon;

private final Icon[] busyIcons = new Icon[15];

private int busyIconIndex = 0;

    private JDialog aboutBox;
    }[color=blue] [/color]

Alura Desenvolvimento Back-End Java Sua Carreira em desenvolvimento back-end Java: dos fundamentos à arquitetura de sistemas...

1 Resposta

Anime
Anime

Oi,

http://www.guj.com.br/posts/list/50115.java

http://www.guj.com.br/java/215775-login-usuario-nao-esta-entrando-desktop#1100580

Criado 12 de junho de 2011
Ultima resposta 12 de jun. de 2011
Respostas 1
Participantes 2

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