Вот: Кстати вместо Icon можно использовать Border, заглушки методов для этого в коде есть.
| Код |
import java.awt.*;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.table.*;
public class Main extends DefaultTableCellRenderer implements Icon, Border {
String green;
String red;
/** Creates a new instance of Main */
public Main () {
setIcon (this);
}
/**
* @param args the command line arguments
*/
public static void main (String[] args) {
String[][] data = { {"A1-B1", "A1-B2"},{"A2-B1","A2-B2"}};
String[] col = {"C1","C2"};
JFrame frame = new JFrame("Test");
frame.setDefaultCloseOperation (JFrame.EXIT_ON_CLOSE);
Main main = new Main();
JTable table = new JTable(data, col);
table.setDefaultRenderer (Object.class, main);
frame.setContentPane (new JScrollPane(table));
frame.pack ();
frame.setVisible (true);
}
public void paintIcon (Component c, Graphics g, int x, int y) {
g.setColor (getBackground ());
g.fillRect (x,y, getIconWidth (), getIconHeight ());
Font font = getFont ();
g.setFont (font);
FontMetrics fm = g.getFontMetrics (font);
int ascent = fm.getMaxAscent ();
g.setColor (Color.GREEN);
g.drawString (green, x, y + ascent);
g.setColor (Color.RED);
g.drawString (red, x + getIconWidth () - (int)fm.getStringBounds (red,g).getWidth (), y + ascent);
}
public int getIconWidth () {
return getWidth ();
}
public int getIconHeight () {
return getHeight ();
}
public Component getTableCellRendererComponent (JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
super.getTableCellRendererComponent (table, value, isSelected, hasFocus, row, column);
String text = getText();
green = text.substring (0, 2);
red = text.substring (3);
setText(null);
//setBorder (this);
return this;
}
public void paintBorder (Component c, Graphics g, int x, int y, int width, int height) {
}
public Insets getBorderInsets (Component c) {
return new Insets(0,0,0,0);
}
public boolean isBorderOpaque () {
return true;
}
}
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