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Help!About TableCellEditor

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jungil

Posts: 5
Nickname: jungil
Registered: Aug, 2002

Help!About TableCellEditor

Posted: Aug 13, 2002 5:35 AM

My source is like this:


package untitled9;

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.border.*;
import java.util.*;
import javax.swing.table.*;
import javax.swing.event.*;
import java.io.*;

public class Untitled1 extends JFrame {
    public Untitled1() {
        try {
            jbInit();
        }
        catch(Exception e) {
            e.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        this.setSize(new Dimension(479, 260));
        getContentPane().setLayout(null);

        this.setEnabled(true);

        leftTable.setBounds(new Rectangle(41, 79, 71, 121));
        leftTable.setModel(model1);
        leftTable.setRowHeight(20);
        TableColumnModel columnModel = leftTable.getColumnModel();
        TableColumn column = columnModel.getColumn(0);

        column.setCellEditor(new OMRDefaultCellEditor());
        column.setCellRenderer(new OMRDefaultCellRender());

        leftTable.setCellSelectionEnabled(true);
        topTable.setBounds(new Rectangle(112, 79, 308, 20));
        topTable.setModel(model2);
        topTable.setRowHeight(20);
        defaultTable.setBounds(new Rectangle(112, 99, 308, 101));
        defaultTable.setModel(model3);
        defaultTable.setRowHeight(20);
        this.getContentPane().add(leftTable, null);
        this.getContentPane().add(topTable, null);
        this.getContentPane().add(defaultTable, null);
    }

    public static void main(String[] args) {
        try {
            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        } catch(Exception e) {
            ;
        }

        Untitled1 unTitle = new Untitled1();

        unTitle.show();
    }

    private JTable leftTable = new JTable();
    private DefaultTableModel model1 = new DefaultTableModel(6,1);
    private DefaultTableModel model2 = new DefaultTableModel(1,5);
    private DefaultTableModel model3 = new DefaultTableModel(5,5);
    private JList jList1 = new JList();
    private DefaultListModel listModel = new DefaultListModel();
    private JTable topTable = new JTable();
    private JTable defaultTable = new JTable();
}

class OMRDefaultCellEditor implements TableCellEditor {
    public OMRDefaultCellEditor() {
        ;
    }
    public void addCellEditorListener(CellEditorListener listener) {
        listenerList.add(CellEditorListener.class,listener);
     }

    public void removeCellEditorListener(CellEditorListener listener) {
        listenerList.remove(CellEditorListener.class,listener);
    }

    public void cancelCellEditing(){
        ;
    }

    public boolean stopCellEditing(){
        fireEditingStopped();
        return true;
    }

    protected void fireEditingStopped(){
        CellEditorListener listener;
        Object[] listeners=listenerList.getListenerList();
        for(int i=0;i<listeners.length;i++){
            if(listeners[i]==CellEditorListener.class){
                listener=(CellEditorListener)listeners[i+1];
                listener.editingStopped(changeEvent);
            }
        }
    }

    public boolean isCellEditable(EventObject event){
        return true;
    }
    public boolean shouldSelectCell(EventObject event){
        return true;
    }

    public Component getComponent() {
        return component;
    }

    public Object getCellEditorValue() {
         component.setSelectedValue(value, true);
        return this.value;
    }

    public Component getTableCellEditorComponent(JTable table, Object value,
                         boolean isSelected,
                         int row, int column) {
        JList list = new JList();
        list.setVisibleRowCount(1);
        component = list;
        DefaultListModel listModel = new DefaultListModel();
        JScrollPane scrollPane = new JScrollPane();

        JButton button = new JButton("^_^");
        button.setBackground(Color.GREEN);

        if(row == 0 && column == 0) return button;

        list.setModel(listModel);
        for(int i = 1; i <= 100; i++) {
            listModel.addElement("" + i);
        }
        this.value = list.getSelectedValue();
        this.component = list;
        scrollPane.getViewport().add(list, null);
        return scrollPane;
    }

    protected EventListenerList listenerList=new EventListenerList();
    protected ChangeEvent changeEvent=new ChangeEvent(this);
    private Object value = "" + 1;
    private JList component;
}

class OMRDefaultCellRender implements TableCellRenderer {
    public Component getTableCellRendererComponent(JTable table,Object value,boolean isSelected,
                                                   boolean hasFocus,int row,int column) {
        JList list = new JList();
        DefaultListModel listModel = new DefaultListModel();
        JScrollPane scrollPane = new JScrollPane();
        JButton button = new JButton("^_^");
        button.setBackground(Color.GREEN);

        if(row == 0 && column == 0) return button;

        list.setModel(listModel);
        listModel.addElement("" + 1);
        scrollPane.getViewport().add(list, null);
        return scrollPane;
    }
}

When i changed one JList's value and cliked another JList, the first JList's value can not be saved and changed to initial value.

how can i do for it?

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