gov.nasa.worldwind.util.tree

Class ScrollBar.ScrollKnob

java.lang.Object

gov.nasa.worldwind.avlist.AVListImpl

gov.nasa.worldwind.util.AbstractHotSpot

gov.nasa.worldwind.util.tree.TreeHotSpot

gov.nasa.worldwind.util.tree.DragControl

gov.nasa.worldwind.util.tree.ScrollBar.ScrollKnob

All Implemented Interfaces:

AVList, SelectListener, HotSpot, java.awt.event.KeyListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.awt.event.MouseWheelListener, java.util.EventListener

Enclosing class:

ScrollBar

public class ScrollBar.ScrollKnob
extends DragControl

Control for dragging the scroll knob.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	dragRefValue
protected ScrollBar	scrollBar

Fields inherited from class gov.nasa.worldwind.util.tree.DragControl

dragging, dragRefPoint

Fields inherited from class gov.nasa.worldwind.util.tree.TreeHotSpot

parent

Fields inherited from class gov.nasa.worldwind.util.AbstractHotSpot

active

Constructor Summary

Constructors

Constructor and Description
ScrollKnob(HotSpot parent, ScrollBar owner)

Method Summary

Modifier and Type	Method and Description
protected void	beginDrag(java.awt.Point point) Called when a drag begins.
protected void	drag(java.awt.Point point) Called for each point within a drag action.
void	mouseClicked(java.awt.event.MouseEvent event) Forwards the event to the parent HotSpot if the parent is non-null.

Methods inherited from class gov.nasa.worldwind.util.tree.DragControl

endDrag, isDragging, selected

Methods inherited from class gov.nasa.worldwind.util.tree.TreeHotSpot

mousePressed, mouseReleased, mouseWheelMoved

Methods inherited from class gov.nasa.worldwind.util.AbstractHotSpot

getCursor, isActive, isConsumed, keyPressed, keyReleased, keyTyped, mouseDragged, mouseEntered, mouseExited, mouseMoved, setActive

Methods inherited from class gov.nasa.worldwind.avlist.AVListImpl

addPropertyChangeListener, addPropertyChangeListener, clearList, copy, firePropertyChange, firePropertyChange, getBooleanValue, getBooleanValue, getChangeSupport, getDoubleValue, getDoubleValue, getEntries, getIntegerValue, getIntegerValue, getLongValue, getLongValue, getRestorableStateForAVPair, getStringValue, getStringValue, getStringValue, getValue, getValues, hasKey, removeKey, removePropertyChangeListener, removePropertyChangeListener, setValue, setValues

Methods inherited from class java.lang.Object

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

Field Detail

dragRefValue

protected int dragRefValue

scrollBar

protected ScrollBar scrollBar

Constructor Detail

ScrollKnob

public ScrollKnob(HotSpot parent,
                  ScrollBar owner)

Method Detail

beginDrag

protected void beginDrag(java.awt.Point point)

Description copied from class: DragControl

Called when a drag begins. This implementation saves the first drag point to DragControl.dragRefPoint.

Overrides:

beginDrag in class DragControl

Parameters:

point - Point at which dragging started.

drag

protected void drag(java.awt.Point point)

Description copied from class: DragControl

Called for each point within a drag action.

Specified by:

drag in class DragControl

Parameters:

point - Current drag point.

mouseClicked

public void mouseClicked(java.awt.event.MouseEvent event)

Description copied from class: TreeHotSpot

Forwards the event to the parent HotSpot if the parent is non-null. Otherwise does nothing. Override this method to handle mouse click events.

Specified by:

mouseClicked in interface HotSpot

Specified by:

mouseClicked in interface java.awt.event.MouseListener

Overrides:

mouseClicked in class TreeHotSpot

Parameters:

event - The event to handle.