Java JTable Auto Resize autoResizeTableRowHeights(JTable table)

Description

Adjust the heights of each row of a table to match the max height of each value in the table.

License

Open Source License

Parameter

Parameter	Description
table	table to be resized

Declaration

static public void autoResizeTableRowHeights(JTable table) 

Method Source Code

//package com.java2s;
import java.awt.Component;

import java.awt.Dimension;

import javax.swing.JTable;

import javax.swing.table.DefaultTableColumnModel;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumn;

public class Main {
    /**//from   w  w  w  .j a v  a2 s. co m
     * Adjust the heights of each row of a table to match the max height of each
     * value in the table.
     *
     * @param table table to be resized
     */
    static public void autoResizeTableRowHeights(JTable table) {
        table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

        for (int rowIndex = 0; rowIndex < table.getRowCount(); rowIndex++) {
            int height = 0;
            for (int colIndex = 0; colIndex < table.getColumnCount(); colIndex++) {
                DefaultTableColumnModel colModel = (DefaultTableColumnModel) table.getColumnModel();
                TableColumn col = colModel.getColumn(colIndex);
                TableCellRenderer renderer = table.getCellRenderer(rowIndex, colIndex);
                Object value = table.getValueAt(rowIndex, colIndex);
                if (null != value) {
                    Component comp = renderer.getTableCellRendererComponent(table, value, false, false, rowIndex,
                            colIndex);
                    Dimension compSize = comp.getPreferredSize();
                    int thisCompHeight = compSize.height;
                    height = Math.max(height, thisCompHeight);
                }
            }
            if (height > 0) {
                table.setRowHeight(rowIndex, height);
            }
        }
    }
}

Related

1. autoResizeTable(JTable aTable, int columnPadding)
2. autoResizeTableColWidths(JTable table)