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| public class NewApplication extends javax.swing.JFrame {
private JLabel lbl;
private JTable table;
private JPanel panel;
/**
* Creates new form NewApplication
*/
public NewApplication() {
initComponents();
panel = new JPanel();
Object[][] data = {{"3","4","6","8"},{"5","6","7","8"}};
String [] title = {"cell0","cell1","cell2","cell3"};
table = new JTable( data,title);
panel.add(table);
this.getContentPane().add(new JScrollPane(panel), BorderLayout.CENTER);
}
/**
* 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")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
pan = new javax.swing.JPanel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
javax.swing.GroupLayout panLayout = new javax.swing.GroupLayout(pan);
pan.setLayout(panLayout);
panLayout.setHorizontalGroup(
panLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 216, Short.MAX_VALUE)
);
panLayout.setVerticalGroup(
panLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 184, Short.MAX_VALUE)
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addGap(21, 21, 21)
.addComponent(pan, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(163, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(22, 22, 22)
.addComponent(pan, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(94, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
public class calculCellRenderer extends DefaultTableCellRenderer{
public void calculCellRenderer(){
}
public Component getTableCellComponent(final JTable table,Object value,boolean isSelected,boolean hasFocus,int row,int col){
setFocusable(true);
setEnabled(true);
setText(value.toString());
float a = Float.valueOf(table.getValueAt(row,1).toString());
int b = Integer.valueOf(value.toString());
float c = a * b;
String st_c = Float.toString(c);
table.setValueAt(st_c, row, 2);
return this;
}
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(NewApplication.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(NewApplication.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(NewApplication.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(NewApplication.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new NewApplication().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JPanel pan;
// End of variables declaration
} |
