JTable单元格添加按钮

import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.table.*; import jp.gr.java_conf.tame.swing.table.*; /** * @version 1.0 11/09/98 */ public class JButtonTableExample extends JFrame { public JButtonTableExample(){ super( "JButtonTable Example" ); DefaultTableModel dm = new DefaultTableModel(); dm.setDataVector(new Object[][]{{"button 1","foo"}, {"button 2","bar"}}, new Object[]{"Button","String"}); JTable table = new JTable(dm); table.getColumn("Button").setCellRenderer(new ButtonRenderer()); table.getColumn("Button").setCellEditor(new ButtonEditor(new JCheckBox())); JScrollPane scroll = new JScrollPane(table); getContentPane().add( scroll ); setSize( 400, 100 ); setVisible(true); } public static void main(String[] args) { JButtonTableExample frame = new JButtonTableExample(); frame.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } }); } } // File: ButtonRenderer.java /* (swing1.1beta3) */ package jp.gr.java_conf.tame.swing.table; import java.awt.*; import javax.swing.*; import javax.swing.table.*; /** * @version 1.0 11/09/98 */ public class ButtonRenderer extends JButton implements TableCellRenderer { public ButtonRenderer() { setOpaque(true); } public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) { if (isSelected) { setForeground(table.getSelectionForeground()); setBackground(table.getSelectionBackground()); } else{ setForeground(table.getForeground()); setBackground(UIManager.getColor("Button.background")); } setText( (value ==null) ? "" : value.toString() ); return this; } } // File: ButtonEditor.java /* (swing1.1beta3) */ package jp.gr.java_conf.tame.swing.table; import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.table.*; /** * @version 1.0 11/09/98 */ public class ButtonEditor extends DefaultCellEditor { protected JButton button; private String label; private boolean isPushed; public ButtonEditor(JCheckBox checkBox) { super(checkBox); button = new JButton(); button.setOpaque(true); button.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { fireEditingStopped(); } }); } public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) { if (isSelected) { button.setForeground(table.getSelectionForeground()); button.setBackground(table.getSelectionBackground()); } else{ button.setForeground(table.getForeground()); button.setBackground(table.getBackground()); } label = (value ==null) ? "" : value.toString(); button.setText( label ); isPushed = true; return button; } public Object getCellEditorValue() { if (isPushed) { // // JOptionPane.showMessageDialog(button ,label + ": Ouch!"); // System.out.println(label + ": Ouch!"); } isPushed = false; return new String( label ) ; } public boolean stopCellEditing() { isPushed = false; return super.stopCellEditing(); } protected void fireEditingStopped() { super.fireEditingStopped(); } }

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