Progress bar

1 resposta
CristianPalmaSola10

Galera to tentando usar esse componente mas to com dificuldade, como faço para disparar ele numa thread secundaria em minha aplicação ?

tela do progressa bar

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.financial.management.easy.view;

import java.awt.Cursor;
import java.awt.event.WindowAdapter;
import javax.swing.JProgressBar;

/**
 *
 * @author cristian.urbainski
 */
public class ProgressBar extends javax.swing.JDialog {

    public ProgressBar(java.awt.Frame parent, boolean modal) {
        super(parent, modal);
        
        initComponents();
        
        jProgressBar1.setIndeterminate(Boolean.TRUE);
        jProgressBar1.setString("Processando...");
        jProgressBar1.setStringPainted(true);
        
        setTitle("Progresso...");
        setLocationRelativeTo(parent);
        
        this.addWindowListener(new WindowAdapter() {
            @Override
            public void windowClosing(java.awt.event.WindowEvent e) {
                System.out.println("Não poder fechar a tela...");
            }
        });
    }

    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">                          
    private void initComponents() {

        jProgressBar1 = new javax.swing.JProgressBar();

        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jProgressBar1, javax.swing.GroupLayout.DEFAULT_SIZE, 280, Short.MAX_VALUE)
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jProgressBar1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>                        

    // Variables declaration - do not modify                     
    private javax.swing.JProgressBar jProgressBar1;
    // End of variables declaration                   
}

eu fiz essa classe para abrir a tela

package com.financial.management.easy.thread;

import com.financial.management.easy.view.ProgressBar;
import java.awt.EventQueue;
import javax.swing.JFrame;

/**
 * @since 31/10/2012
 * @author Cristian Urbainski
 */
public class OpenProgressBar extends Thread {

    private ProgressBar bar;
    private JFrame parent;
    
    public OpenProgressBar(JFrame parent) {
        this.parent = parent;
        //bar = new ProgressBar(this.parent, true);
    }
    
    @Override
    public void run() {
        bar = new ProgressBar(this.parent, true);
        bar.repaint();
        bar.setVisible(true);
    }
    
    @Override
    public void interrupt() {
        bar.dispose();
        super.interrupt();
    }
    
}

ate funciona, abre a telinha o problema é que o jprogressbar nauo aparece, a tela fica sem fundo consiguo ver a tela de baixo com ela por cima…

o que fazr ?

1 Resposta

S

@Override public void run() { bar = new ProgressBar(this.parent, true); bar.repaint(); bar.setVisible(true); }

Pra que serve aquele bar.repaint() ali?
Experimenta comentar essa linha…

Criado 31 de outubro de 2012
Ultima resposta 2 de nov. de 2012
Respostas 1
Participantes 2