Java JTable Scroll scrollToVisible(JTable table, int rowIndex, int vColIndex)

Description

Scrolls a table so that a certain cell becomes visible.

License

Open Source License

Parameter

Parameter	Description
table	a parameter
rowIndex	a parameter
vColIndex	a parameter

Declaration

public static void scrollToVisible(JTable table, int rowIndex, int vColIndex) 

Method Source Code

//package com.java2s;

import java.awt.Point;
import java.awt.Rectangle;

import javax.swing.JTable;

import javax.swing.JViewport;

public class Main {
    /**//  www.  jav  a2 s .co m
     * Scrolls a table so that a certain cell becomes visible.
     * Source: http://javaalmanac.com/egs/javax.swing.table/Vis.html
     * @param table
     * @param rowIndex
     * @param vColIndex
     */
    public static void scrollToVisible(JTable table, int rowIndex, int vColIndex) {
        if (!(table.getParent() instanceof JViewport)) {
            return;
        }
        JViewport viewport = (JViewport) table.getParent();

        // This rectangle is relative to the table where the
        // northwest corner of cell (0,0) is always (0,0).
        Rectangle rect = table.getCellRect(rowIndex, vColIndex, true);

        // The location of the viewport relative to the table
        Point pt = viewport.getViewPosition();

        // Translate the cell location so that it is relative
        // to the view, assuming the northwest corner of the
        // view is (0,0)
        rect.setLocation(rect.x - pt.x, rect.y - pt.y);

        table.scrollRectToVisible(rect);

        // Scroll the area into view
        //viewport.scrollRectToVisible(rect);
    }
}

Related

1. scrollToVisible(JTable table, int row, int col)
2. scrollToVisible(JTable table, int row, int col)
3. scrollToVisible(JTable table, int rowIndex, int colIndex)
4. scrollToVisible(JTable table, int rowIndex, int colIndex, boolean center)
5. scrollToVisible(JTable table, int rowIndex, int vColIndex)
6. scrollToVisible(JTable table, int rowIndex, int vColIndex)
7. scrollToVisible(JTable table, int rowIndex, int vColIndex)
8. scrollToVisible(JTable table, int rowIndex, int vColIndex)
9. selectAndScroll(JTable table, int rowIndex)