0
我已经写了这段代码，但是它没有在点击时显示对话框。我认为该行正在被选中，但该按钮没有被点击。Swing中的表格单元编辑代码给出错误的输出
public class AfterLogin extends javax.swing.JFrame {
public AfterLogin() {
initComponents();
this.getContentPane().setBackground(Color.white);
FetchTable();
}
private void FetchTable()
{
try
{
ArrayList det=new ArrayList();
ArrayList rid=new ArrayList();
ArrayList sno=new ArrayList();
ArrayList name=new ArrayList();
ArrayList dat=new ArrayList();
ArrayList sta=new ArrayList();
ArrayList lati=new ArrayList();
ArrayList longi=new ArrayList();
ArrayList loca=new ArrayList();
ArrayList hrate=new ArrayList();
ArrayList speed=new ArrayList();
String tablereq="userequesttable";
String tableinfo="userinfotable";
Connection con=xod.connection.ConnectionFactory.emergencyConnection();
PreparedStatement streq=con.prepareStatement("select * from "+tablereq);
ResultSet rsreq=streq.executeQuery();
String id;
ResultSet rsinfo;
PreparedStatement stinfo;
while(rsreq.next())
{
stinfo=con.prepareStatement("select Name from "+tableinfo+" where DeviceID=?");
id=rsreq.getString("DeviceID");
stinfo.setString(1,id);
rsinfo=stinfo.executeQuery();
while(rsinfo.next())
{
name.add(rsinfo.getString("Name"));
}
}
rsreq.beforeFirst();
while(rsreq.next())
{
det.add("View Details");
rid.add(rsreq.getString("RequestID"));
sno.add(rsreq.getString("SerialNO"));
dat.add(rsreq.getString("DateAndTime"));
sta.add(rsreq.getString("Status"));
lati.add(rsreq.getString("Latitude"));
longi.add(rsreq.getString("Longitude"));
loca.add(rsreq.getString("Location"));
hrate.add(rsreq.getString("HeartRate"));
speed.add(rsreq.getString("SpeedAndDirection"));
}
DefaultTableModel dtm=(DefaultTableModel)jTable1.getModel();
dtm.setRowCount(0);
for(int i=0;i<rid.size();i++)
{
Object records[]={det.get(i),sno.get(i),rid.get(i),name.get(i),dat.get(i),sta.get(i),lati.get(i),longi.get(i),loca.get(i),"",hrate.get(i),speed.get(i)};
dtm.addRow(records);
}
jTable1.getColumn("Details").setCellRenderer(new ButtonRenderer());
jTable1.getColumn("Details").setCellEditor(new ButtonEditor(new JCheckBox()));
jTable1.getColumnModel().getColumn(0).setPreferredWidth(70);
}catch(SQLException ex)
{
ex.printStackTrace();
}
}
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new AfterLogin().setVisible(true);
}
});
}
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton3;
private javax.swing.JComboBox jComboBox1;
private javax.swing.JComboBox jComboBox2;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel2;
private javax.swing.JPanel jPanel3;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JScrollPane jScrollPane2;
private javax.swing.JScrollPane jScrollPane4;
private javax.swing.JTabbedPane jTabbedPane1;
private javax.swing.JTable jTable1;
private javax.swing.JTable jTable2;
}
class ButtonRenderer extends JButton implements TableCellRenderer {
public ButtonRenderer() {
setOpaque(true);
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
if (isSelected) {
setForeground(table.getSelectionForeground());
setBackground(table.getSelectionBackground());
} else {
setForeground(table.getForeground());
setBackground(UIManager.getColor("Button.background"));
}
setText((value == null) ? "" : value.toString());
return this;
}
}
class ButtonEditor extends DefaultCellEditor {
protected JButton button;
private String label;
private boolean isPushed;
public ButtonEditor(JCheckBox checkBox) {
super(checkBox);
button = new JButton();
button.setOpaque(true);
button.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
fireEditingStopped();
}
});
}
@Override
public Component getTableCellEditorComponent(JTable table, Object value,
boolean isSelected, int row, int column) {
if (isSelected) {
button.setForeground(table.getSelectionForeground());
button.setBackground(table.getSelectionBackground());
} else {
button.setForeground(table.getForeground());
button.setBackground(table.getBackground());
}
label = (value == null) ? "" : value.toString();
button.setText(label);
isPushed = true;
return button;
}
@Override
public Object getCellEditorValue() {
if (isPushed) {
JOptionPane.showMessageDialog(button, label + ": Ouch!");
}
isPushed = false;
return label;
}
@Override
public boolean stopCellEditing() {
isPushed = false;
return super.stopCellEditing();
}
@Override
protected void fireEditingStopped() {
super.fireEditingStopped();
}
}