// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.gui.util;
import java.awt.Component;
import javax.swing.JTable;
import javax.swing.table.TableCellRenderer;
/**
* The class that provide common JTable customization methods
*/
public final class TableHelper {
private TableHelper() {
// Hide default constructor for utils classes
}
/**
* (originally from @class org.openstreetmap.josm.gui.preferences.SourceEditor)
* adjust the preferred width of column col to the maximum preferred width of the cells
* requires JTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
* @param tbl table
* @param col column index
* @param maxColumnWidth maximum column width
*/
public static void adjustColumnWidth(JTable tbl, int col, int maxColumnWidth) {
int maxwidth = 0;
for (int row = 0; row < tbl.getRowCount(); row++) {
TableCellRenderer tcr = tbl.getCellRenderer(row, col);
Object val = tbl.getValueAt(row, col);
Component comp = tcr.getTableCellRendererComponent(tbl, val, false, false, row, col);
maxwidth = Math.max(comp.getPreferredSize().width, maxwidth);
}
tbl.getColumnModel().getColumn(col).setPreferredWidth(Math.min(maxwidth+10, maxColumnWidth));
}
}