java 控制表项删除、编辑、添加（实现接口）

package com.platformda.optimize;

import java.awt.BorderLayout;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.ArrayList;
import java.util.List;
import javax.swing.DefaultListModel;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JToolBar;
import javax.swing.ListSelectionModel;
import javax.swing.table.DefaultTableModel;
import org.openide.DialogDescriptor;
import org.openide.DialogDisplayer;
import org.openide.NotifyDescriptor;

/**
 *
 * @author Administrator
 */
public class OptDurationManager {

    public OptDurationManager() {
    }
    OptDurationManager mOptDurationManager;
    JButton addButton = new JButton();
    JButton delButton = new JButton();
    JButton editButton = new JButton();
    ImageIcon addIcon = new ImageIcon();
    ImageIcon delIcon = new ImageIcon();
    ImageIcon editIcon = new ImageIcon();
    OptAlgorithmManager manager = new OptAlgorithmManager();
    List<OptAlgorithm> algorithms = OptAlgorithmManager.getAllAlgorithms();
    List<OptAlgorithm> addAlgorithms = new ArrayList<OptAlgorithm>();
    String[] columnName = {"AlgorithmName", "Duration"};
    String[][] rowData;
    String[] addRowData;
    DefaultTableModel model = new DefaultTableModel();
    JTable table = new JTable();
    JScrollPane scrollPane = new JScrollPane();
    DefaultListModel listModel;
    JList optAlgorithmList;
    JScrollPane AddAlgorithmScroll;
    JPanel tableJPanel = new JPanel();
    JPanel headerJPanel = new JPanel();
    JPanel addJPanel = new JPanel();
    JPanel addCenterJPanel = new JPanel();
    JPanel editJPanel = new JPanel();
    Point mousePoint;
    String AlgorithmName;
    int delRow;
    static int addRow;
    static OptSettingEditor settingEditor;
    static OptSetting setting;
    DialogDescriptor AddDescriptor;
    DialogDescriptor EditDescriptor;

    public void DurationManager() {
        JFrame mJFrame = new JFrame();
        mJFrame.setLayout(new BorderLayout());
        mJFrame.add(initTableJScrollPane(), BorderLayout.CENTER);
        mJFrame.add(tableHeader(), BorderLayout.NORTH);
        mJFrame.setBounds(300, 300, 300, 100);
        mJFrame.setTitle("OptDurationManager");
        mJFrame.pack();
        mJFrame.setVisible(true);
        mJFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }

    public JPanel initTableJScrollPane() {
        int i = 0;
        rowData = new String[algorithms.size()][2];
        for (OptAlgorithm mAlgorithm : algorithms) {
            rowData[i][0] = mAlgorithm.getName();
            rowData[i][1] = String.valueOf(i++);
        }

        model = new DefaultTableModel(rowData, columnName);
        table = new JTable(model);
        table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

        table.addMouseListener(new MouseAdapter() {
            @Override
            public void mouseReleased(MouseEvent e) {
                mousePoint = e.getPoint();
                AlgorithmName = table.getValueAt(table.rowAtPoint(mousePoint), 0).toString();
                System.out.println("(TableRow) " + table.rowAtPoint(mousePoint) + "  :  " + AlgorithmName);
            }
        });

        scrollPane = new JScrollPane(table);
        scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);

        tableJPanel.setLayout(new BorderLayout());
        tableJPanel.add(scrollPane, BorderLayout.NORTH);

        return tableJPanel;
    }

    public JPanel tableHeader() {

        headerJPanel.setLayout(new BorderLayout());

        addIcon = new ImageIcon("Picture/add.png");
        addButton.setIcon(addIcon);
        addButton.setToolTipText("add");
        delIcon = new ImageIcon("Picture/remove.png");
        delButton.setIcon(delIcon);
        delButton.setToolTipText("remove");
        editIcon = new ImageIcon("Picture/edit.png");
        editButton.setIcon(editIcon);
        editButton.setToolTipText("edit");

        delButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                try {
                    delRow = table.rowAtPoint(mousePoint);
                    if (delRow != -1) {
                        int delresponse = JOptionPane.showConfirmDialog(null, "Are you sure to remove ?", "Warning", JOptionPane.OK_CANCEL_OPTION);
                        if (delresponse == JOptionPane.OK_OPTION) {
                            model.removeRow(table.rowAtPoint(mousePoint));
                            for (OptAlgorithm mAlgorithm : algorithms) {
                                if (AlgorithmName.equals(mAlgorithm.getName())) {
                                     addAlgorithms.add(mAlgorithm);
                                }
                            }                 
                            System.out.println("(Table)RowCount:  " + table.getRowCount());
                        }
                    }
                } catch (Exception e2) {
                    JOptionPane.showMessageDialog(null, "please choose remove item first ! ");
                }
            }
        });
        //问题1：删除后点击编辑，还可以编辑:连续点多次删除，会逐行删除，接着点击编辑，会编辑连续删除中的第一个
        //问题2：个数多于algorithms.size()的无法编辑(增添的行数已经增加到table中，并且可以获取)
        //---编辑是按行数来，删除后，也会出现编辑不对应的情况...
        //解决问题2：获取该行的mAlgorithm.getName()，然后遍历寻找该algorithm,即可实现对应，且不论行数为多少都可编辑
        editButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent ae) {
                try {
                    
                    for (OptAlgorithm mAlgorithm : algorithms) {
                        if (AlgorithmName.equals(mAlgorithm.getName())) {
                            setting = mAlgorithm.getSetting();
                            settingEditor = mAlgorithm.getOptSettingEditor();
                        }
                    }
                    editJPanel.setLayout(new BorderLayout());
                    editJPanel.add(settingEditor.getEditorComponent(), BorderLayout.NORTH);

                    EditDescriptor = new DialogDescriptor(editJPanel, AlgorithmName, true,
                            DialogDescriptor.OK_CANCEL_OPTION, DialogDescriptor.OK_OPTION, null);
                    Object result = DialogDisplayer.getDefault().notify(EditDescriptor); // displays the dialog
                    if (result == NotifyDescriptor.OK_OPTION) {
                        if (settingEditor.stopEditing()) {
                        }
                        editJPanel.removeAll();
                    } else if (result == NotifyDescriptor.CANCEL_OPTION) {
                        editJPanel.removeAll();
                    }
                } catch (Exception e) {
                    JOptionPane.showMessageDialog(null, "please choose edit item first !");
                }
            }
        });

        //问题3：点击jlist后所显示的面板无法全显，解决：增加JList每个单元格的高度
        //已实现：如果某一个algorithm已经修改数据，那么在add时，点击该algorithm会显示已经修改过的值；
        //如果删除该algorithm,则再添加时点击该algorithm会显示最初的值
        //可改进：只有没有的algorithm，才需要添加；遇到的问题是：弹出的对话框太小。。。
        addButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent ae) {
                addJPanel.removeAll();
                addJPanel.setLayout(new BorderLayout());

                listModel = new DefaultListModel();
                for (OptAlgorithm mAlgorithm : algorithms) {
                    listModel.addElement(mAlgorithm.getName());
                }
                optAlgorithmList = new JList(listModel);
                optAlgorithmList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
                optAlgorithmList.setFixedCellWidth(80);
                optAlgorithmList.setFixedCellHeight(32);

                AddAlgorithmScroll = new JScrollPane(optAlgorithmList);
                AddAlgorithmScroll.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);

                addCenterJPanel.setLayout(new BorderLayout());
                //没有设置大小的效果。。
                addCenterJPanel.setSize(1000, 1000);
               // addCenterJPanel.setBounds(new Rectangle(500, 1000));
                
                setting = algorithms.get(0).getSetting();
                settingEditor = algorithms.get(0).getOptSettingEditor();
                addCenterJPanel.add(settingEditor.getEditorComponent(), BorderLayout.NORTH);
                addJPanel.add(addCenterJPanel, BorderLayout.CENTER);

                optAlgorithmList.addMouseListener(new MouseAdapter() {
                    @Override
                    public void mouseClicked(MouseEvent me) {
                        try {
                            addRow = optAlgorithmList.getSelectedIndex();
                            System.out.println("(JListRow) " + addRow + "  :  " + optAlgorithmList.getSelectedValue().toString());
                            addCenterJPanel.removeAll();
                            setting = algorithms.get(addRow).getSetting();
                            settingEditor = algorithms.get(addRow).getOptSettingEditor();
                            addCenterJPanel.add(settingEditor.getEditorComponent(), BorderLayout.NORTH);
                            addJPanel.add(addCenterJPanel, BorderLayout.CENTER);
                            addJPanel.validate();
                        } catch (Exception e) {
                            JOptionPane.showMessageDialog(null, "Error !");
                        }
                    }
                });
                addJPanel.add(AddAlgorithmScroll, BorderLayout.WEST);

                AddDescriptor = new DialogDescriptor(addJPanel, "addAlgorithm", true,
                        DialogDescriptor.OK_CANCEL_OPTION, DialogDescriptor.OK_OPTION, null);
                Object result = DialogDisplayer.getDefault().notify(AddDescriptor); // displays the dialog

                addRowData = new String[2];
                if (result == NotifyDescriptor.OK_OPTION) {
                    addRowData[0] = algorithms.get(addRow).getName();
                    addRowData[1] = String.valueOf(0);
                    model.addRow(addRowData);
                } else if (result == NotifyDescriptor.CANCEL_OPTION) {
                }
            }
        });

        JToolBar tableToolBar = new JToolBar();
        tableToolBar.add(addButton);
        tableToolBar.add(delButton);
        tableToolBar.add(editButton);
        headerJPanel.add(tableToolBar, BorderLayout.NORTH);

        return headerJPanel;
    }
}

今天把前几天写的代码重写了一下，昨天写的被主管批了一顿，想想，的确挺垃圾的，就是玩码字的，java实现的是一种接口思想。

今天写的是200多行，实现的是昨天500多行的作用，也算是一点进步吧。