Class FlatScrollPaneUI

java.lang.Object

javax.swing.plaf.ComponentUI

javax.swing.plaf.ScrollPaneUI

javax.swing.plaf.basic.BasicScrollPaneUI

com.formdev.flatlaf.ui.FlatScrollPaneUI

All Implemented Interfaces:

FlatStylingSupport.StyleableUI, ScrollPaneConstants

public class FlatScrollPaneUI
extends BasicScrollPaneUI
implements FlatStylingSupport.StyleableUI

Provides the Flat LaF UI delegate for JScrollPane.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	FlatScrollPaneUI.FlatScrollPaneLayout
private class	FlatScrollPaneUI.Handler	ContainerListener is added to JViewport to keep focus listener on view up-to-date.

Nested classes/interfaces inherited from class BasicScrollPaneUI

BasicScrollPaneUI.HSBChangeListener, BasicScrollPaneUI.MouseWheelHandler, BasicScrollPaneUI.PropertyChangeHandler, BasicScrollPaneUI.ViewportChangeHandler, BasicScrollPaneUI.VSBChangeListener

Field Summary

Fields

Modifier and Type	Field	Description
private AtomicBoolean	borderShared
private FlatScrollPaneUI.Handler	handler
private Map<String,Object>	oldStyleValues
protected Boolean	showButtons

Fields inherited from class BasicScrollPaneUI

hsbChangeListener, scrollpane, spPropertyChangeListener, viewportChangeListener, vsbChangeListener

Fields inherited from interface 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	Description
FlatScrollPaneUI()

Method Summary

Modifier and Type	Method	Description
private void	addViewportListeners(JViewport viewport)
protected void	applyStyle(Object style)
protected Object	applyStyleProperty(String key, Object value)
protected MouseWheelListener	createMouseWheelListener()
protected PropertyChangeListener	createPropertyChangeListener()
protected FlatScrollPaneUI.FlatScrollPaneLayout	createScrollPaneLayout()
static ComponentUI	createUI(JComponent c)
private static float	getBorderArc(JScrollPane scrollPane)
private static int	getBorderLeftRightPadding(JScrollPane scrollPane)
private FlatScrollPaneUI.Handler	getHandler()
Map<String,Class<?>>	getStyleableInfos(JComponent c)
Object	getStyleableValue(JComponent c, String key)
(package private) static Component	getView(JScrollPane scrollPane)
protected void	installListeners(JScrollPane c)
protected void	installStyle()
void	installUI(JComponent c)
private void	installUIImpl(JComponent c)
static boolean	isPermanentFocusOwner(JScrollPane scrollPane)
protected boolean	isSmoothScrollingEnabled()
private void	mouseWheelMovedSmooth(MouseWheelEvent e)
void	paint(Graphics g, JComponent c)
private void	removeViewportListeners(JViewport viewport)
protected void	uninstallListeners(JComponent c)
void	uninstallUI(JComponent c)
void	update(Graphics g, JComponent c)
protected void	updateViewport(PropertyChangeEvent e)

Methods inherited from class BasicScrollPaneUI

createHSBChangeListener, createViewportChangeListener, createVSBChangeListener, getBaseline, getBaselineResizeBehavior, getMaximumSize, installDefaults, installKeyboardActions, syncScrollPaneWithViewport, uninstallDefaults, uninstallKeyboardActions, updateColumnHeader, updateRowHeader, updateScrollBarDisplayPolicy

Methods inherited from class ComponentUI

contains, getAccessibleChild, getAccessibleChildrenCount, getMinimumSize, getPreferredSize

Methods inherited from class Object

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

Field Details

showButtons

protected Boolean showButtons

Since:

2

handler

private FlatScrollPaneUI.Handler handler

oldStyleValues

private Map<String,Object> oldStyleValues

borderShared

private AtomicBoolean borderShared

Constructor Details

FlatScrollPaneUI

public FlatScrollPaneUI()

Method Details

createUI

public static ComponentUI createUI(JComponent c)

installUI

public void installUI(JComponent c)

Overrides:

installUI in class BasicScrollPaneUI

installUIImpl

private void installUIImpl(JComponent c)

uninstallUI

public void uninstallUI(JComponent c)

Overrides:

uninstallUI in class BasicScrollPaneUI

installListeners

protected void installListeners(JScrollPane c)

Overrides:

installListeners in class BasicScrollPaneUI

uninstallListeners

protected void uninstallListeners(JComponent c)

Overrides:

uninstallListeners in class BasicScrollPaneUI

createScrollPaneLayout

protected FlatScrollPaneUI.FlatScrollPaneLayout createScrollPaneLayout()

Since:

3.3

createMouseWheelListener

protected MouseWheelListener createMouseWheelListener()

Overrides:

createMouseWheelListener in class BasicScrollPaneUI

isSmoothScrollingEnabled

protected boolean isSmoothScrollingEnabled()

mouseWheelMovedSmooth

private void mouseWheelMovedSmooth(MouseWheelEvent e)

createPropertyChangeListener

protected PropertyChangeListener createPropertyChangeListener()

Overrides:

createPropertyChangeListener in class BasicScrollPaneUI

getHandler

private FlatScrollPaneUI.Handler getHandler()

installStyle

protected void installStyle()

Since:

2

applyStyle

protected void applyStyle(Object style)

Since:

2

applyStyleProperty

protected Object applyStyleProperty(String key,
 Object value)

Since:

2

getStyleableInfos

public Map<String,Class<?>> getStyleableInfos(JComponent c)

Specified by:

getStyleableInfos in interface FlatStylingSupport.StyleableUI

Since:

2

getStyleableValue

public Object getStyleableValue(JComponent c,
 String key)

Specified by:

getStyleableValue in interface FlatStylingSupport.StyleableUI

Since:

2.5

updateViewport

protected void updateViewport(PropertyChangeEvent e)

Overrides:

updateViewport in class BasicScrollPaneUI

addViewportListeners

private void addViewportListeners(JViewport viewport)

removeViewportListeners

private void removeViewportListeners(JViewport viewport)

update

public void update(Graphics g,
 JComponent c)

Overrides:

update in class ComponentUI

paint

public void paint(Graphics g,
 JComponent c)

Overrides:

paint in class BasicScrollPaneUI

isPermanentFocusOwner

public static boolean isPermanentFocusOwner(JScrollPane scrollPane)

Since:

1.3

getView

static Component getView(JScrollPane scrollPane)

getBorderArc

private static float getBorderArc(JScrollPane scrollPane)

getBorderLeftRightPadding

private static int getBorderLeftRightPadding(JScrollPane scrollPane)