Package PamView.sliders

Class PamRangeSliderUI

java.lang.Object

javax.swing.plaf.ComponentUI

javax.swing.plaf.SliderUI

javax.swing.plaf.basic.BasicSliderUI

PamView.sliders.PamSliderUI

PamView.sliders.PamRangeSliderUI

Direct Known Subclasses:

ColourRangeSliderUI

public class PamRangeSliderUI
extends PamSliderUI

UI delegate for the RangeSlider component. RangeSliderUI paints two thumbs, one for the lower value and one for the upper value.

PamRangeSliderUI is based on code from Ernie Yu. http://ernienotes.wordpress.com/2010/12/27/creating-a-java-swing-range-slider/ (28/09/2013)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	PamRangeSliderUI.ChangeHandler	Listener to handle model change events.
class	PamRangeSliderUI.RangeTrackListener	Listener to handle mouse movements in the slider track.

Nested classes/interfaces inherited from class javax.swing.plaf.basic.BasicSliderUI

BasicSliderUI.ActionScroller, BasicSliderUI.ComponentHandler, BasicSliderUI.FocusHandler, BasicSliderUI.PropertyChangeHandler, BasicSliderUI.ScrollListener, BasicSliderUI.TrackListener

Field Summary

Fields inherited from class javax.swing.plaf.basic.BasicSliderUI

changeListener, componentListener, contentRect, focusInsets, focusListener, focusRect, insetCache, labelRect, leftToRightCache, MAX_SCROLL, MIN_SCROLL, NEGATIVE_SCROLL, POSITIVE_SCROLL, propertyChangeListener, scrollListener, scrollTimer, slider, thumbRect, tickRect, trackBuffer, trackListener, trackRect

Constructor Summary

Constructors

Constructor	Description
PamRangeSliderUI(PamRangeSlider b)	Constructs a RangeSliderUI for the specified slider component.

Method Summary

Modifier and Type	Method	Description
protected void	calculateThumbLocation()	Updates the locations for both thumbs.
protected void	calculateThumbSize()	Updates the dimensions for both thumbs.
protected ChangeListener	createChangeListener(JSlider slider)	Creates a listener to handle change events in the specified slider.
protected BasicSliderUI.TrackListener	createTrackListener(JSlider slider)	Creates a listener to handle track events in the specified slider.
Color	getRangeSliderColour()
Color	getUpperThumbFill()
Color	getUpperThumbOutline()
Rectangle	getUpperThumbRect()
void	installUI(JComponent c)	Installs this UI delegate on the specified component.
boolean	isUpperDragging()
boolean	isUpperThumbSelected()
void	paint(Graphics g, JComponent c)	Paints the slider.
void	paintThumb(Graphics g)	Overrides superclass method to do nothing.
void	paintTrack(Graphics g)	Paints the track.
void	scrollByBlock(int direction)	Moves the selected thumb in the specified direction by a block increment.
void	scrollByUnit(int direction)	Moves the selected thumb in the specified direction by a unit increment.
void	setRangeSliderColour(Color rangeColor)
void	setTrackDragging(boolean trackDragging)
void	setUpperDragging(boolean upperDragging)
void	setUpperThumbFill(Color upperThumbFill)
void	setUpperThumbOutline(Color upperThumbOutline)
void	setUpperThumbRect(Rectangle upperThumbRect)
void	setUpperThumbSelected(boolean upperThumbSelected)

Methods inherited from class PamView.sliders.PamSliderUI

getThumbSize, paintThumb, setThumbSizes

Methods inherited from class javax.swing.plaf.basic.BasicSliderUI

calculateContentRect, calculateFocusRect, calculateGeometry, calculateLabelRect, calculateTickRect, calculateTrackBuffer, calculateTrackRect, createComponentListener, createFocusListener, createPropertyChangeListener, createScrollListener, createUI, drawInverted, getBaseline, getBaselineResizeBehavior, getFocusColor, getHeightOfHighValueLabel, getHeightOfLowValueLabel, getHeightOfTallestLabel, getHighestValue, getHighestValueLabel, getHighlightColor, getLowestValue, getLowestValueLabel, getMaximumSize, getMinimumHorizontalSize, getMinimumSize, getMinimumVerticalSize, getPreferredHorizontalSize, getPreferredSize, getPreferredVerticalSize, getShadowColor, getTickLength, getWidthOfHighValueLabel, getWidthOfLowValueLabel, getWidthOfWidestLabel, installDefaults, installKeyboardActions, installListeners, isDragging, labelsHaveSameBaselines, paintFocus, paintHorizontalLabel, paintLabels, paintMajorTickForHorizSlider, paintMajorTickForVertSlider, paintMinorTickForHorizSlider, paintMinorTickForVertSlider, paintTicks, paintVerticalLabel, recalculateIfInsetsChanged, recalculateIfOrientationChanged, scrollDueToClickInTrack, setThumbLocation, uninstallDefaults, uninstallKeyboardActions, uninstallListeners, uninstallUI, valueForXPosition, valueForYPosition, xPositionForValue, yPositionForValue, yPositionForValue

Methods inherited from class javax.swing.plaf.ComponentUI

contains, getAccessibleChild, getAccessibleChildrenCount, update

Methods inherited from class java.lang.Object

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

Constructor Details

PamRangeSliderUI

public PamRangeSliderUI(PamRangeSlider b)

Constructs a RangeSliderUI for the specified slider component.

Parameters:

b - RangeSlider

Method Details

installUI

public void installUI(JComponent c)

Installs this UI delegate on the specified component.

Overrides:

installUI in class BasicSliderUI

createTrackListener

protected BasicSliderUI.TrackListener createTrackListener(JSlider slider)

Creates a listener to handle track events in the specified slider.

Overrides:

createTrackListener in class BasicSliderUI

createChangeListener

protected ChangeListener createChangeListener(JSlider slider)

Creates a listener to handle change events in the specified slider.

Overrides:

createChangeListener in class BasicSliderUI

calculateThumbSize

protected void calculateThumbSize()

Updates the dimensions for both thumbs.

Overrides:

calculateThumbSize in class BasicSliderUI

calculateThumbLocation

protected void calculateThumbLocation()

Updates the locations for both thumbs.

Overrides:

calculateThumbLocation in class BasicSliderUI

paint

public void paint(Graphics g,
 JComponent c)

Paints the slider. The selected thumb is always painted on top of the other thumb.

Overrides:

paint in class PamSliderUI

paintTrack

public void paintTrack(Graphics g)

Paints the track.

Overrides:

paintTrack in class BasicSliderUI

paintThumb

public void paintThumb(Graphics g)

Overrides superclass method to do nothing. Thumb painting is handled within the paint() method.

Overrides:

paintThumb in class PamSliderUI

scrollByBlock

public void scrollByBlock(int direction)

Moves the selected thumb in the specified direction by a block increment. This method is called when the user presses the Page Up or Down keys.

Overrides:

scrollByBlock in class BasicSliderUI

scrollByUnit

public void scrollByUnit(int direction)

Moves the selected thumb in the specified direction by a unit increment. This method is called when the user presses one of the arrow keys.

Overrides:

scrollByUnit in class BasicSliderUI

getUpperThumbRect

public Rectangle getUpperThumbRect()

setUpperThumbRect

public void setUpperThumbRect(Rectangle upperThumbRect)

getRangeSliderColour

public Color getRangeSliderColour()

setRangeSliderColour

public void setRangeSliderColour(Color rangeColor)

getUpperThumbFill

public Color getUpperThumbFill()

getUpperThumbOutline

public Color getUpperThumbOutline()

isUpperThumbSelected

public boolean isUpperThumbSelected()

isUpperDragging

public boolean isUpperDragging()

setUpperThumbFill

public void setUpperThumbFill(Color upperThumbFill)

setUpperThumbOutline

public void setUpperThumbOutline(Color upperThumbOutline)

setUpperThumbSelected

public void setUpperThumbSelected(boolean upperThumbSelected)

setUpperDragging

public void setUpperDragging(boolean upperDragging)

setTrackDragging

public void setTrackDragging(boolean trackDragging)