Java JScrollPane Scroll scrollRectToVisible(Component component, Rectangle aRect)

Description

scroll Rect To Visible

License

Apache License

Declaration

public static void scrollRectToVisible(Component component, Rectangle aRect) 

Method Source Code

//package com.java2s;
/* /*from ww  w.  j a  va2 s  . c  o m*/
 * Copyright 2003,2004,2005 Colin Crist
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */

import java.awt.Component;
import java.awt.Container;

import java.awt.Rectangle;

import javax.swing.JComponent;

import javax.swing.JViewport;

public class Main {
    public static void scrollRectToVisible(Component component, Rectangle aRect) {
        Container parent;
        int dx = component.getX(), dy = component.getY();

        for (parent = component.getParent(); parent != null
                && (!(parent instanceof JViewport) || (((JViewport) parent)
                        .getClientProperty("HierarchicalTable.mainViewport") == null)); parent = parent
                                .getParent()) {
            Rectangle bounds = parent.getBounds();

            dx += bounds.x;
            dy += bounds.y;
        }

        if (parent != null) {
            aRect.x += dx;
            aRect.y += dy;

            ((JComponent) parent).scrollRectToVisible(aRect);
            aRect.x -= dx;
            aRect.y -= dy;
        }
    }
}

Related

1. scrollComponentTo(JComponent c, Rectangle r)
2. scrollComponentToEnd(JComponent c)
3. scrolleable(final JComponent comp)
4. scrollH(JComponent content)
5. scrollRectLater(final JComponent comp, final Rectangle r)
6. scrollToComponent(Component cmp)
7. scrollToVisible(int row, int col)
8. scrollV(String title, JComponent content)
9. scrollVertically(JComponent c, Rectangle r)