import javax.swing.JDialog;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.SwingUtilities;
import javax.swing.WindowConstants;
import javax.swing.table.DefaultTableModel;
import java.awt.BorderLayout;
import java.awt.Window;
public class TableHeaderToolTipBug {
private TableHeaderToolTipBug() {
}
public static void main(String[] args) {
SwingUtilities.invokeLater(TableHeaderToolTipBug::run);
}
private static void run() {
Object[][] data = new Object[5][];
for (int i = 0; i < data.length; i++) {
data[i] = new Object[]{11111111, 22222222, 33333333, 44444444, 55555555};
}
JTable table = new JTable(new DefaultTableModel(data, new String[]{"1", "2", "3", "4", "5"}));
table.getTableHeader().setToolTipText("This is a table header tooltip
with more than
one line");
JPanel panel = new JPanel(new BorderLayout());
panel.add(table.getTableHeader(), BorderLayout.NORTH);
panel.add(table);
JPanel anotherPanel = new JPanel(new BorderLayout());
anotherPanel.add(panel);
JDialog dialog = new JDialog((Window) null, "Table header tooltip");
dialog.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
dialog.add(anotherPanel);
dialog.setSize(600, 400);
dialog.setLocationRelativeTo(null);
dialog.setVisible(true);
}
}