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javax.swing.plaf.basic

Class BasicScrollBarUI.ScrollListener

Enclosing Class:
BasicScrollBarUI
Implemented Interfaces:
ActionListener, EventListener
protected class BasicScrollBarUI.ScrollListener
extends Object
implements ActionListener
A helper class that listens for events from the timer that is used to move the thumb.

Constructor Summary

ScrollListener()
Creates a new ScrollListener object.
ScrollListener(int dir, boolean block)
Creates a new ScrollListener object using the given direction and block.

Method Summary

void
actionPerformed(ActionEvent e)
Called every time the timer reaches its interval.
void
setDirection(int direction)
Sets the direction to scroll in.
void
setScrollByBlock(boolean block)
Sets whether scrolling will be done in blocks.

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ScrollListener

public ScrollListener()
Creates a new ScrollListener object. The default is scrolling positively with block movement.

ScrollListener

public ScrollListener(int dir,
                      boolean block)
Creates a new ScrollListener object using the given direction and block.
Parameters:
dir - The direction to move in.
block - Whether movement will be in blocks.

Method Details

actionPerformed

public void actionPerformed(ActionEvent e)
Called every time the timer reaches its interval.
Specified by:
actionPerformed in interface ActionListener
Parameters:
e - The ActionEvent fired by the timer.

setDirection

public void setDirection(int direction)
Sets the direction to scroll in.
Parameters:
direction - The direction to scroll in.

setScrollByBlock

public void setScrollByBlock(boolean block)
Sets whether scrolling will be done in blocks.
Parameters:
block - Whether scrolling will be in blocks.
BasicScrollBarUI.java -- Copyright (C) 2004, 2005, 2006, Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.

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