Java tutorial
/* Copyright (C) 2001-2012, Joao Medeiros, Paulo Vilela (grafix2.com) Este arquivo parte do programa Grafix2.com Grafix2.com um software livre; voc pode redistribui-lo e/ou modifica-lo dentro dos termos da Licena Pblica Geral GNU como publicada pela Fundao do Software Livre (FSF); na verso 2 da Licena. Este programa distribuido na esperana que possa ser til, mas SEM NENHUMA GARANTIA; sem uma garantia implicita de ADEQUAO a qualquer MERCADO ou APLICAO EM PARTICULAR. Veja a Licena Pblica Geral GNU para maiores detalhes. Voc deve ter recebido uma cpia da Licena Pblica Geral GNU junto com este programa, se no, veja uma cpia em <http://www.gnu.org/licenses/> */ /* * FormPapeisYahoo.java * * Created on 27 de Maio de 2008, 21:40 */ package grafix.telas.secundarias; import grafix.auxiliar.Utils; import java.io.FileReader; import java.io.FileWriter; import org.jfree.chart.title.Title; /** * * @author joao */ public class FormPapeisYahoo extends javax.swing.JDialog { private boolean salvou = false; /** Creates new form FormPapeisYahoo */ public FormPapeisYahoo(java.awt.Frame parent, String Title, boolean modal) { super(parent, modal); initComponents(); iniciarCampos(); } /** 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. */ // <editor-fold defaultstate="collapsed" desc=" Cdigo Gerado ">//GEN-BEGIN:initComponents private void initComponents() { jScrollPane1 = new javax.swing.JScrollPane(); taLista = new javax.swing.JTextArea(); jLabel1 = new javax.swing.JLabel(); jLabel2 = new javax.swing.JLabel(); jButton1 = new javax.swing.JButton(); jButton2 = new javax.swing.JButton(); jButton3 = new javax.swing.JButton(); setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE); taLista.setColumns(20); taLista.setRows(5); jScrollPane1.setViewportView(taLista); jLabel1.setText("Lista de pap\u00e9is para atualiza\u00e7\u00e3o via Yahoo!"); jLabel2.setText("Cada linha \u00e9 composta pelo c\u00f3digo Grafix seguido do c\u00f3digo Yahoo!"); jButton1.setText("Salva"); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); jButton2.setText("Cancela"); jButton3.setText("Fecha"); org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING).add(layout .createSequentialGroup().add(27, 27, 27) .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING).add(jLabel2).add(jLabel1) .add(layout.createSequentialGroup() .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 247, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE) .add(33, 33, 33) .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING) .add(jButton3).add(jButton2).add(jButton1)))) .addContainerGap(95, Short.MAX_VALUE))); layout.setVerticalGroup(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING).add(layout .createSequentialGroup().add(38, 38, 38).add(jLabel1).add(26, 26, 26).add(jLabel2) .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING) .add(layout.createSequentialGroup().addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED) .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 434, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)) .add(layout.createSequentialGroup().add(59, 59, 59).add(jButton1).add(21, 21, 21) .add(jButton2).add(18, 18, 18).add(jButton3))) .addContainerGap(42, Short.MAX_VALUE))); pack(); }// </editor-fold>//GEN-END:initComponents private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed String nomeLista = "internacionais.txt"; try { taLista.write(new FileWriter(nomeLista)); } catch (Exception ex) { Utils.exibeMsgErro( "No conseguiu gravar o arquivo com a lista de papis da base de dados: " + nomeLista); ex.printStackTrace(); } // dispose(); }//GEN-LAST:event_jButton1ActionPerformed private void iniciarCampos() { //tfDiretori.setText(Controle.getConfiguracoesGrafix().getPathBaseDados()); String nomeLista = "internacionais.txt"; try { taLista.read(new FileReader(nomeLista), null); } catch (Exception ex) { Utils.exibeMsgErro( "No conseguiu ler o arquivo com a lista de papis da base de dados: " + nomeLista); ex.printStackTrace(); } } // Declarao de variveis - no modifique//GEN-BEGIN:variables private javax.swing.JButton jButton1; private javax.swing.JButton jButton2; private javax.swing.JButton jButton3; private javax.swing.JLabel jLabel1; private javax.swing.JLabel jLabel2; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JTextArea taLista; // Fim da declarao de variveis//GEN-END:variables }