com.alee.laf.scroll

Class WebScrollPaneUI

java.lang.Object

javax.swing.plaf.ComponentUI

javax.swing.plaf.ScrollPaneUI

javax.swing.plaf.basic.BasicScrollPaneUI

com.alee.laf.scroll.WebScrollPaneUI

All Implemented Interfaces:

MarginSupport, PaddingSupport, ShapeProvider, Styleable, javax.swing.ScrollPaneConstants

public class WebScrollPaneUI
extends javax.swing.plaf.basic.BasicScrollPaneUI
implements Styleable, ShapeProvider, MarginSupport, PaddingSupport

Custom UI for JScrollPane component.

Nested Class Summary

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

javax.swing.plaf.basic.BasicScrollPaneUI.HSBChangeListener, javax.swing.plaf.basic.BasicScrollPaneUI.MouseWheelHandler, javax.swing.plaf.basic.BasicScrollPaneUI.PropertyChangeHandler, javax.swing.plaf.basic.BasicScrollPaneUI.ViewportChangeHandler, javax.swing.plaf.basic.BasicScrollPaneUI.VSBChangeListener

Field Summary

Fields

Modifier and Type	Field and Description
protected java.awt.Color	cornerBackground Style settings.
protected java.awt.Color	cornerLineColor
protected java.util.Map<java.lang.String,javax.swing.JComponent>	cornersCache
protected java.awt.Insets	margin Runtime variables.
protected java.awt.Insets	padding
protected IScrollPanePainter	painter Component painter.
protected java.beans.PropertyChangeListener	propertyChangeListener Listeners.
protected java.awt.Component	view

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

hsbChangeListener, scrollpane, spPropertyChangeListener, viewportChangeListener, vsbChangeListener

Fields inherited from interface com.alee.managers.style.MarginSupport

EMPTY

Fields inherited from interface com.alee.managers.style.PaddingSupport

EMPTY

Fields inherited from interface javax.swing.ScrollPaneConstants

COLUMN_HEADER, HORIZONTAL_SCROLLBAR, HORIZONTAL_SCROLLBAR_ALWAYS, HORIZONTAL_SCROLLBAR_AS_NEEDED, HORIZONTAL_SCROLLBAR_NEVER, HORIZONTAL_SCROLLBAR_POLICY, LOWER_LEADING_CORNER, LOWER_LEFT_CORNER, LOWER_RIGHT_CORNER, LOWER_TRAILING_CORNER, ROW_HEADER, UPPER_LEADING_CORNER, UPPER_LEFT_CORNER, UPPER_RIGHT_CORNER, UPPER_TRAILING_CORNER, VERTICAL_SCROLLBAR, VERTICAL_SCROLLBAR_ALWAYS, VERTICAL_SCROLLBAR_AS_NEEDED, VERTICAL_SCROLLBAR_NEVER, VERTICAL_SCROLLBAR_POLICY, VIEWPORT

Constructor Summary

Constructors

Constructor and Description
WebScrollPaneUI()

Method Summary

Modifier and Type	Method and Description
static javax.swing.plaf.ComponentUI	createUI(javax.swing.JComponent c) Returns an instance of the WebScrollPaneUI for the specified component.
java.awt.Color	getCornerBackground()
java.awt.Color	getCornerLineColor()
java.awt.Insets	getMargin() Returns current margin.
java.awt.Insets	getPadding() Returns current padding.
Painter	getPainter() Returns panel painter.
java.awt.Dimension	getPreferredSize(javax.swing.JComponent c)
protected ScrollCornerProvider	getScrollCornerProvider() Returns scroll corner provider.
StyleId	getStyleId() Returns component style ID.
void	installUI(javax.swing.JComponent c) Installs UI in the specified component.
void	paint(java.awt.Graphics g, javax.swing.JComponent c)
java.awt.Shape	provideShape() Returns component shape.
protected void	removeCorners() Removes custom scrollpane corners.
void	setCornerBackground(java.awt.Color cornerBackground)
void	setCornerLineColor(java.awt.Color cornerLineColor)
void	setMargin(java.awt.Insets margin) Sets new margin.
void	setPadding(java.awt.Insets padding) Sets new padding.
void	setPainter(Painter painter) Sets scroll pane painter.
StyleId	setStyleId(StyleId id) Sets new component style ID.
protected void	syncScrollPaneWithViewport()
void	uninstallUI(javax.swing.JComponent c) Uninstalls UI from the specified component.
protected void	updateCorner(java.lang.String key, ScrollCornerProvider provider) Updates corner for the specified key.
protected void	updateCornerColor(java.lang.String key) Updates corner colors for the specified key.
protected void	updateCornerColors() Updates corner colors.
protected void	updateCorners() Updates custom scrollpane corners.
protected void	updateViewport(java.beans.PropertyChangeEvent e)

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

createHSBChangeListener, createMouseWheelListener, createPropertyChangeListener, createViewportChangeListener, createVSBChangeListener, getBaseline, getBaselineResizeBehavior, getMaximumSize, installDefaults, installKeyboardActions, installListeners, uninstallDefaults, uninstallKeyboardActions, uninstallListeners, updateColumnHeader, updateRowHeader, updateScrollBarDisplayPolicy

Methods inherited from class javax.swing.plaf.ComponentUI

contains, getAccessibleChild, getAccessibleChildrenCount, getMinimumSize, update

Methods inherited from class java.lang.Object

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

Field Detail

cornerBackground

protected java.awt.Color cornerBackground

Style settings.

cornerLineColor

protected java.awt.Color cornerLineColor

painter

@DefaultPainter(value=ScrollPanePainter.class)
protected IScrollPanePainter painter

Component painter.

propertyChangeListener

protected java.beans.PropertyChangeListener propertyChangeListener

Listeners.

margin

protected java.awt.Insets margin

Runtime variables.

padding

protected java.awt.Insets padding

view

protected java.awt.Component view

cornersCache

protected java.util.Map<java.lang.String,javax.swing.JComponent> cornersCache

Constructor Detail

WebScrollPaneUI

public WebScrollPaneUI()

Method Detail

getCornerBackground

public java.awt.Color getCornerBackground()

setCornerBackground

public void setCornerBackground(java.awt.Color cornerBackground)

getCornerLineColor

public java.awt.Color getCornerLineColor()

setCornerLineColor

public void setCornerLineColor(java.awt.Color cornerLineColor)

createUI

public static javax.swing.plaf.ComponentUI createUI(javax.swing.JComponent c)

Returns an instance of the WebScrollPaneUI for the specified component. This tricky method is used by UIManager to create component UIs when needed.

Parameters:

c - component that will use UI instance

Returns:

instance of the WebScrollPaneUI

installUI

public void installUI(javax.swing.JComponent c)

Installs UI in the specified component.

Overrides:

installUI in class javax.swing.plaf.basic.BasicScrollPaneUI

Parameters:

c - component for this UI

uninstallUI

public void uninstallUI(javax.swing.JComponent c)

Uninstalls UI from the specified component.

Overrides:

uninstallUI in class javax.swing.plaf.basic.BasicScrollPaneUI

Parameters:

c - component with this UI

getStyleId

public StyleId getStyleId()

Description copied from interface: Styleable

Returns component style ID.

Specified by:

getStyleId in interface Styleable

Returns:

component style ID

setStyleId

public StyleId setStyleId(StyleId id)

Description copied from interface: Styleable

Sets new component style ID. If style for the specified ID cannot be found in skin then its default style will be used instead. This method forces component to instantly apply style with the specified ID to itself.

Specified by:

setStyleId in interface Styleable

Parameters:

id - custom component style ID

Returns:

previously used style ID

provideShape

public java.awt.Shape provideShape()

Description copied from interface: ShapeProvider

Returns component shape.

Specified by:

provideShape in interface ShapeProvider

Returns:

component shape

getMargin

public java.awt.Insets getMargin()

Description copied from interface: MarginSupport

Returns current margin. Might return null which is basically the same as an empty [0,0,0,0] margin.

Specified by:

getMargin in interface MarginSupport

Returns:

current margin

setMargin

public void setMargin(java.awt.Insets margin)

Description copied from interface: MarginSupport

Sets new margin. null can be provided to set an empty [0,0,0,0] margin.

Specified by:

setMargin in interface MarginSupport

Parameters:

margin - new margin

getPadding

public java.awt.Insets getPadding()

Description copied from interface: PaddingSupport

Returns current padding. Might return null which is basically the same as an empty [0,0,0,0] padding.

Specified by:

getPadding in interface PaddingSupport

Returns:

current padding

setPadding

public void setPadding(java.awt.Insets padding)

Description copied from interface: PaddingSupport

Sets new padding. null can be provided to set an empty [0,0,0,0] padding.

Specified by:

setPadding in interface PaddingSupport

Parameters:

padding - new padding

getPainter

public Painter getPainter()

Returns panel painter.

Returns:

panel painter

setPainter

public void setPainter(Painter painter)

Sets scroll pane painter. Pass null to remove scroll pane painter.

Parameters:

painter - new scroll pane painter

updateCorners

protected void updateCorners()

Updates custom scrollpane corners.

updateCornerColors

protected void updateCornerColors()

Updates corner colors.

removeCorners

protected void removeCorners()

Removes custom scrollpane corners.

getScrollCornerProvider

protected ScrollCornerProvider getScrollCornerProvider()

Returns scroll corner provider.

Returns:

scroll corner provider

updateCorner

protected void updateCorner(java.lang.String key,
                            ScrollCornerProvider provider)

Updates corner for the specified key.

Parameters:

key - corner key

provider - scroll corner provider

updateCornerColor

protected void updateCornerColor(java.lang.String key)

Updates corner colors for the specified key.

Parameters:

key - corner key

syncScrollPaneWithViewport

protected void syncScrollPaneWithViewport()

Overrides:

syncScrollPaneWithViewport in class javax.swing.plaf.basic.BasicScrollPaneUI

updateViewport

protected void updateViewport(java.beans.PropertyChangeEvent e)

Overrides:

updateViewport in class javax.swing.plaf.basic.BasicScrollPaneUI

paint

public void paint(java.awt.Graphics g,
                  javax.swing.JComponent c)

Overrides:

paint in class javax.swing.plaf.basic.BasicScrollPaneUI

getPreferredSize

public java.awt.Dimension getPreferredSize(javax.swing.JComponent c)

Overrides:

getPreferredSize in class javax.swing.plaf.ComponentUI