带图片的JTable

来源:互联网 发布:java有多少个类 编辑:程序博客网 时间:2024/04/27 14:30

目录

  • 源码
  • 效果图

import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;import javax.swing.Icon;import javax.swing.ImageIcon;import javax.swing.JFrame;import javax.swing.JScrollPane;import javax.swing.JTable;import javax.swing.SwingConstants;import javax.swing.table.AbstractTableModel;import javax.swing.table.DefaultTableCellRenderer;import javax.swing.table.TableColumnModel;public class IconCurrencyTable {  public static void main(String[] args) {    JFrame f = new JFrame("Icon Currency Table");    JTable tbl = new JTable(new CurrencyTableModel());    TableColumnModel tcm = tbl.getColumnModel();    tcm.getColumn(0).setPreferredWidth(150);    tcm.getColumn(0).setMinWidth(250);    TextWithIconCellRenderer renderer = new TextWithIconCellRenderer();    tcm.getColumn(0).setCellRenderer(renderer);    tbl.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);    tbl.setPreferredScrollableViewportSize(tbl.getPreferredSize());    JScrollPane sp = new JScrollPane(tbl);    f.getContentPane().add(sp, "Center");    f.pack();    f.addWindowListener(new WindowAdapter() {      public void windowClosing(WindowEvent evt) {        System.exit(0);      }    });    f.setVisible(true);  }}class CurrencyTableModel extends AbstractTableModel {  protected String[] columnNames = { "nick name", "user name", "password"};  protected static final int NICK = 1;  protected static final int USERNAME = 2;  protected static final int PASSWORD = 3;  protected static final Class thisClass = CurrencyTableModel.class;  public CurrencyTableModel() {  }  // Implementation of TableModel interface  public int getRowCount() {    return data.length;  }  public int getColumnCount() {    return PASSWORD;  }  public Object getValueAt(int row, int column) {    return data[row][column];  }  public Class getColumnClass(int column) {    return (data[0][column]).getClass();  }  public String getColumnName(int column) {    return columnNames[column];  }  protected Object[][] data = new Object[][] {      {          new DataWithIcon("xiao ming", new ImageIcon(thisClass              .getResource("user_16.png"))),"1111111","123456"},      {          new DataWithIcon("xiao dong", new ImageIcon(thisClass              .getResource("user_16.png"))),"2222222","234567"},      {          new DataWithIcon("xiao hai", new ImageIcon(thisClass              .getResource("user_16.png"))),"3333333","345678"},      {          new DataWithIcon("xiao hui", new ImageIcon(thisClass              .getResource("user_16.png"))),"4444444","456789"},      {          new DataWithIcon("xiao zhi", new ImageIcon(thisClass              .getResource("user_16.png"))),"5555555","567890"},      {          new DataWithIcon("xiao xiao", new ImageIcon(thisClass              .getResource("user_16.png"))),"6666666","678901"},      {          new DataWithIcon("xiao li", new ImageIcon(thisClass              .getResource("user_16.png"))),"7777777","789012"}      };}class DataWithIcon {  public DataWithIcon(Object data, Icon icon) {    this.data = data;    this.icon = icon;  }  public Icon getIcon() {    return icon;  }  public Object getData() {    return data;  }  public String toString() {    return data.toString();  }  protected Icon icon;  protected Object data;}class TextWithIconCellRenderer extends DefaultTableCellRenderer {  protected void setValue(Object value) {    if (value instanceof DataWithIcon) {      if (value != null) {        DataWithIcon d = (DataWithIcon)value;        Object dataValue = d.getData();        setText(dataValue == null ? "" : dataValue.toString());        setIcon(d.getIcon());        setHorizontalTextPosition(SwingConstants.RIGHT);        setVerticalTextPosition(SwingConstants.CENTER);        setHorizontalAlignment(SwingConstants.LEFT);        setVerticalAlignment(SwingConstants.CENTER);      } else {        setText("");        setIcon(null);      }    } else {      super.setValue(value);    }  }}

效果图:



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