Java JTable3

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代码 ：

/*** */
package com.han;import java.awt.Color;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.Vector;import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumnModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;/*** @author HAN* */
public class JTable3 extends JFrame {/*** coming from the JFrame*/private static final long serialVersionUID = -8022000459941822250L;/*** */public JTable3() {// TODO Auto-generated constructor stubsuper();setTitle("定义表格");setBounds(100, 100, 500, 375);setLayout(new GridLayout(3,1));setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);JScrollPane scrollPane = new JScrollPane();getContentPane().add(scrollPane);String[] columnNames = { "A", "B", "C", "D", "E", "F" };Vector<String> columnNameV = new Vector<String>();for (int column = 0; column < columnNames.length; column++) {columnNameV.add(columnNames[column]);}Vector<Vector<String>> tableValueV = new Vector<Vector<String>>();for (int row = 1; row < 21; row++) {Vector<String> rowV = new Vector<String>();for (int column = 0; column < columnNames.length; column++) {rowV.add(columnNames[column] + row);}tableValueV.add(rowV);}final DefaultTableModel tableModel = new DefaultTableModel(tableValueV,columnNameV);final JTable table = new MTable(tableModel);table.setRowSorter(new TableRowSorter<DefaultTableModel>(tableModel));scrollPane.setViewportView(table);table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);table.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);TableColumnModel tableColumnModel = table.getColumnModel();ListSelectionModel listSelectionModel = tableColumnModel.getSelectionModel();System.out.println(listSelectionModel.getSelectionMode());System.out.println(table.getColumnSelectionAllowed());System.out.println(table.getRowSelectionAllowed());table.setColumnSelectionAllowed(true);table.setRowSelectionAllowed(true);table.setBackground(Color.YELLOW);table.setForeground(Color.RED);table.setRowHeight(30); // in pixels/* manipulate the table */table.setRowSelectionInterval(1, 3);table.setColumnSelectionInterval(1, 1);table.addRowSelectionInterval(4, 5);// must consider the selection mode// that has been set beforeJPanel buttonPanel = new JPanel();getContentPane().add(buttonPanel);JButton selectAllButton = new JButton("全部选择");selectAllButton.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubtable.selectAll();}});buttonPanel.add(selectAllButton);JButton clearSelectionButton = new JButton("取消选择");clearSelectionButton.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubtable.clearSelection();}});buttonPanel.add(clearSelectionButton);System.out.println("表格共有" + table.getRowCount() + "行"+ table.getColumnCount() + "列");System.out.println("共有" + table.getSelectedRowCount() + "行被选中");System.out.println("第1行的选择状态是： " + table.isRowSelected(0));System.out.println("第3行的选择状态是： " + table.isRowSelected(2));System.out.println("被选中的第一行索引是： " + table.getSelectedRow());int[] selectedRows = table.getSelectedRows();System.out.print("所有被选中的行的索引是： ");for (int row = 0; row < selectedRows.length; row++) {System.out.print(selectedRows[row] + "\t");}System.out.println();System.out.println("移动前第2列的名称是： " + table.getColumnName(1));System.out.println("移动前第2行第2列的值是： " + table.getValueAt(1, 1));table.moveColumn(1, 3);System.out.println("移动后第2列的名称是： " + table.getColumnName(1));System.out.println("移动后第2行第2列的值是： " + table.getValueAt(1, 1));/* 维护表格模型 */JPanel panelModel = new JPanel();panelModel.add(new JLabel("A: "));final JTextField aTextField = new JTextField("A4", 10);panelModel.add(aTextField);panelModel.add(new JLabel("B: "));final JTextField bTextField = new JTextField("B4", 10);panelModel.add(bTextField);JButton addButton = new JButton("添加");panelModel.add(addButton);JButton updButton = new JButton("修改");panelModel.add(updButton);JButton delButton = new JButton("删除");panelModel.add(delButton);getContentPane().add(panelModel);table.addMouseListener(new MouseAdapter(){public void mouseClicked(MouseEvent e){int selectedRow=table.getSelectedRow();selectedRow=table.convertRowIndexToModel(selectedRow);// because there exists sortingObject oa=tableModel.getValueAt(selectedRow, 0);Object ob=tableModel.getValueAt(selectedRow, 1);aTextField.setText(oa.toString());bTextField.setText(ob.toString());}});addButton.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){String[] rowValues = {aTextField.getText(), bTextField.getText()};tableModel.addRow(rowValues);}});updButton.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){int selectedRow=table.getSelectedRow();selectedRow=table.convertRowIndexToModel(selectedRow);if(selectedRow != -1){tableModel.setValueAt(aTextField.getText(), selectedRow, 0);tableModel.setValueAt(bTextField.getText(), selectedRow, 1);}}});delButton.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){int selectedRow=table.getSelectedRow();selectedRow=table.convertRowIndexToModel(selectedRow);if(selectedRow != -1){tableModel.removeRow(selectedRow);}}});}private class MTable extends JTable {/*** */private static final long serialVersionUID = -3934300578737290495L;public MTable(TableModel tableModel) {// TODO Auto-generated constructor stubsuper(tableModel);}@Overridepublic JTableHeader getTableHeader() {JTableHeader tableHeader = super.getTableHeader();tableHeader.setReorderingAllowed(false);DefaultTableCellRenderer tableCellRenderer = (DefaultTableCellRenderer) tableHeader.getDefaultRenderer();tableCellRenderer.setHorizontalAlignment(DefaultTableCellRenderer.CENTER);return tableHeader;}@Overridepublic TableCellRenderer getDefaultRenderer(Class<?> columnClass) {DefaultTableCellRenderer cr = (DefaultTableCellRenderer) super.getDefaultRenderer(columnClass);cr.setHorizontalAlignment(DefaultTableCellRenderer.CENTER);return cr;}@Overridepublic boolean isCellEditable(int row, int column) {return false;}}/*** @param args*/public static void main(String[] args) {// TODO Auto-generated method stubJTable3 frame = new JTable3();frame.setVisible(true);}}