1
我正在通过extendibg AbstractCellEditor类将Jbutton添加到表中。但在按一下按钮,从“开始”文本并没有改变“停止”。这里是我实现的类在表中添加JButton的问题
public class ButtonEditor1 extends AbstractCellEditor implements
TableCellEditor,ActionListener,TableCellRenderer{
JButton btnSTART = new JButton("START");
private JTable table ;
public ButtonEditor1(JTable table){
this.table = table;
btnSTART.addActionListener(this);
}
public Component getTableCellEditorComponent(JTable table, Object value,
boolean isSelected, int row, int column) {
return btnSTART;
}
public Object getCellEditorValue() {
// TODO Auto-generated method stub
return btnSTART;
}
public void actionPerformed(ActionEvent e) {
int row = table.getSelectedRow();
if(btnSTART.getText().equals("START")){
if(row != -1){
btnSTART.setText("STOP");
}
}else if(btnSTART.getText().equals("STOP")){
if(row != -1){
btnSTART.setText("START");
}
}
fireEditingStopped();
}
public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
return btnSTART;
}
}
什么我做错了。我有一个模型类需要该列作为JButton并覆盖了方法setValueAt和getValueAt。
我现在在模型中设置字符串值而不是按钮,并使用该值渲染按钮标题以及actionPerformed()方法。 – harshit 2010-08-02 15:45:53