com.dlsc.flexgantt.swing.util
Class AutoscrollSupport

java.lang.Object
  com.dlsc.flexgantt.swing.util.AutoscrollSupport

All Implemented Interfaces:

java.awt.dnd.Autoscroll

public class AutoscrollSupport
extends java.lang.Object
implements java.awt.dnd.Autoscroll

A support class, which enables the autoscroll feature for the tree table and the layer container. These components will automatically scroll when the user performs a drag & drop operation and the mouse cursor reaches any one the edges of the component's visible rectangle.

Since:

1.0

Author:

Dirk Lemmermann

Constructor Summary

AutoscrollSupport(javax.swing.JComponent comp)
Constructs a new autoscroll support object.

AutoscrollSupport(javax.swing.JComponent comp, java.awt.Insets insets)
Constructs a new autoscroll support object.

AutoscrollSupport(javax.swing.JComponent comp, java.awt.Insets insets, java.awt.Insets scrollUnits)
Constructs a new autoscroll support object.

Method Summary

void	autoscroll(java.awt.Point cursorLoc)
java.awt.Insets	getAutoscrollInsets()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AutoscrollSupport

public AutoscrollSupport(javax.swing.JComponent comp)

Constructs a new autoscroll support object.

Parameters:

comp - the component for which to activate automatic scrolling during drag and drop operations

Since:

1.0

AutoscrollSupport

public AutoscrollSupport(javax.swing.JComponent comp,
                         java.awt.Insets insets)

Constructs a new autoscroll support object.

Parameters:

comp - the component for which to activate automatic scrolling during drag and drop operations

insets - the container insets where autoscrolling should be active

Since:

1.0

AutoscrollSupport

public AutoscrollSupport(javax.swing.JComponent comp,
                         java.awt.Insets insets,
                         java.awt.Insets scrollUnits)

Constructs a new autoscroll support object.

Parameters:

comp - the component for which to activate automatic scrolling during drag and drop operations

insets - the container insets where autoscrolling should be active

scrollUnits - the number of units to scroll when the mouse cursor causes automatic scrolling

Since:

1.0

Method Detail

autoscroll

public void autoscroll(java.awt.Point cursorLoc)

Specified by:

autoscroll in interface java.awt.dnd.Autoscroll

getAutoscrollInsets

public java.awt.Insets getAutoscrollInsets()

Specified by:

getAutoscrollInsets in interface java.awt.dnd.Autoscroll