修改表头

package test.jtable;import java.util.Vector;import javax.swing.table.DefaultTableModel;public class CheckTableModle extends DefaultTableModel {public CheckTableModle(Vector data, Vector columnNames) {super(data, columnNames);}// /**// * 根据类型返回显示空间// * 布尔类型返回显示checkbox// */public Class getColumnClass(int c) {return getValueAt(0, c).getClass();}public void selectAllOrNull(boolean value) {for (int i = 0; i < getRowCount(); i++) {this.setValueAt(value, i, 0);}}public void selectNull() {for (int i = 0; i < getRowCount(); i++) {//this.setValueAt(value, i, 0);//if(this.getRowCount())//if(this.seta)if(!(Boolean)this.getValueAt(i, 0)){System.out.println("this.getRowCount"+this.getValueAt(i, 0));}}}}package test.jtable;import ponent;import java.awt.event.MouseAdapter;import java.awt.event.MouseEvent;import javax.swing.JCheckBox;import javax.swing.JComponent;import javax.swing.JLabel;import javax.swing.JTable;import javax.swing.SwingConstants;import javax.swing.UIManager;import javax.swing.table.JTableHeader;import javax.swing.table.TableCellRenderer;public class CheckHeaderCellRenderer implements TableCellRenderer { CheckTableModle tableModel;JTableHeader tableHeader;private JCheckBox selectBox;public JCheckBox getSelectBox() {return selectBox;}public void setSelectBox(JCheckBox selectBox) {this.selectBox = selectBox;}public CheckHeaderCellRenderer(JTable table) {this.tableModel = (CheckTableModle)table.getModel();this.tableHeader = table.getTableHeader();//selectBox = new JCheckBox(tableModel.getColumnName(0));selectBox = new JCheckBox(tableModel.getColumnName(0));selectBox.setSelected(false);tableHeader.addMouseListener(new MouseAdapter() {public void mouseClicked( MouseEvent e){if(e.getClickCount() > 0){//获取选中的列int selectColumn = tableHeader.columnAtPoint(e.getPoint());if(selectColumn == 0){boolean value = !selectBox.isSelected();selectBox.setSelected(value);tableModel.selectAllOrNull(value);//tableModel.selectNull();tableHeader.repaint();// tableHeader.g}}}});}@Overridepublic Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {// TODO Auto-generated method stubString valueStr = (String) value;JLabel label = new JLabel(valueStr);label.setHorizontalAlignment(SwingConstants.CENTER); // 表头标签剧中selectBox.setHorizontalAlignment(SwingConstants.CENTER);// 表头标签剧中selectBox.setBorderPainted(true);JComponent component = (column == 0) ? selectBox : label;component.setForeground(tableHeader.getForeground());component.setBackground(tableHeader.getBackground());component.setFont(tableHeader.getFont());component.setBorder(UIManager.getBorder("TableHeader.cellBorder"));return component;}import java.awt.BorderLayout;import java.awt.Dimension;import java.awt.EventQueue;import java.awt.event.MouseAdapter;import java.awt.event.MouseEvent;import java.util.Vector;import javax.swing.JButton;import javax.swing.JCheckBox;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.JScrollPane;import javax.swing.JTable;import javax.swing.border.EmptyBorder;import javax.swing.table.JTableHeader;public class TestFrame extends JFrame {private JPanel contentPane;private JTable table;private JCheckBox selectBox;private CheckTableModle tableModel;JTableHeader tableHeader;/*** Launch the application.*/public static void main(String[] args) {// EventQueue.invokeLater(new Runnable() {// public void run() {// try {// TestFrame frame = new TestFrame(); // frame.setVisible(true);// } catch (Exception e) {// e.printStackTrace();// }// }// });TestFrame frame = new TestFrame();frame.setVisible(true);}/*** Create the frame.*/public TestFrame() {setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);this.setTitle("CheckBox Table");this.setPreferredSize(new Dimension(400, 300));// setBounds(100, 100, 450, 300);contentPane = new JPanel();contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));contentPane.setLayout(new BorderLayout(0, 0));setContentPane(contentPane);table = new JTable();// if(table.isCellSelected(row, column))JScrollPane scrollPane = new JScrollPane(table,JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);contentPane.add(scrollPane, BorderLayout.CENTER);initTable();pack();}private void initTable(){Vector headerNames=new Vector();headerNames.add("列选择");headerNames.add("姓名");headerNames.add("年龄");headerNames.add("详情");Vector data=this.getData();tableModel=new CheckTableModle(data,headerNames);// selectBox = new JCheckBox(tableModel.getColumnName(0));table.setModel(tableModel);CheckHeaderCellRenderer test = new CheckHeaderCellRenderer(table);selectBox = test.getSelectBox();table.getTableHeader().setDefaultRenderer(test);tableHeader = table.getTableHeader();table.addMouseListener(new MouseAdapter() {@Overridepublic void mouseClicked(MouseEvent e) {// TODO Auto-generated method stub//int selectColumn = tableHeader.selectNull();// tableModel.setValueAt(false, 0, 0);// tableHeader.repaint();// //System.out.println(tableHeader.);// System.out.println("table"+table.getRowCount());// System.out.println("========"+tableModel.getValueAt(0, 0)); // System.out.println("all size"+tableModel.getRowCount());// tableModel=new CheckTableModle(data,headerNames); // table.getTableHeader().setDefaultRenderer(test);}});}/*** 获得数据* @return*/private Vector getData(){Vector data = new Vector();Vector rowVector1=new Vector();rowVector1.add(false);rowVector1.add("Benson");rowVector1.add("25");JButton button1 = new JButton("获取详情");rowVector1.add("获取详情");Vector rowVector2=new Vector();rowVector2.add(false);rowVector2.add("Laura");rowVector2.add("26");//Vector rowVector3=new Vector();rowVector3.add(false);rowVector3.add("YOYO");rowVector3.add("1");data.add(rowVector1);data.add(rowVector2);data.add(rowVector3);return data;}public void selectNull() {for (int i = 0; i < table.getRowCount(); i++) {//this.setValueAt(value, i, 0);//if(this.getRowCount())//if(this.seta)System.out.println(table.getValueAt(i, 0));if(!(Boolean)table.getValueAt(i, 0)){// System.out.println("this.getRowCount"+table.getValueAt(i, 0)); // table.setValueAt(false, 0, 0);// table.setValueAt(false, 1, 0);// table.setValueAt(false, 2, 0);selectBox.setSelected(false);//tableModel=new CheckTableModle(data,headerNames);//return;tableHeader.repaint();}}}}。