Class MetalScrollPaneUI

java.lang.Object

javax.swing.plaf.ComponentUI

javax.swing.plaf.ScrollPaneUI

javax.swing.plaf.basic.BasicScrollPaneUI

javax.swing.plaf.metal.MetalScrollPaneUI

All Implemented Interfaces:

ScrollPaneConstants

public class MetalScrollPaneUI
extends BasicScrollPaneUI

A Metal L&F implementation of ScrollPaneUI.

Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. As of 1.4, support for long term storage of all JavaBeans has been added to the java.beans package. Please see XMLEncoder.

Nested Class Summary

Nested classes/interfaces declared in class BasicScrollPaneUI

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

Modifier and Type	Class	Description
class	BasicScrollPaneUI.HSBChangeListener	Deprecated, for removal: This API element is subject to removal in a future version.
protected class	BasicScrollPaneUI.MouseWheelHandler	MouseWheelHandler is an inner class which implements the MouseWheelListener interface.
class	BasicScrollPaneUI.PropertyChangeHandler	Deprecated, for removal: This API element is subject to removal in a future version.
class	BasicScrollPaneUI.ViewportChangeHandler	Deprecated, for removal: This API element is subject to removal in a future version.
class	BasicScrollPaneUI.VSBChangeListener	Deprecated, for removal: This API element is subject to removal in a future version.

Field Summary

Fields declared in class BasicScrollPaneUI

hsbChangeListener, scrollpane, spPropertyChangeListener, viewportChangeListener, vsbChangeListener

Modifier and Type	Field	Description
protected ChangeListener	hsbChangeListener	ChangeListener installed on the horizontal scrollbar.
protected JScrollPane	scrollpane	The instance of JScrollPane.
protected PropertyChangeListener	spPropertyChangeListener	PropertyChangeListener installed on the scroll pane.
protected ChangeListener	viewportChangeListener	ChangeListener installed on the viewport.
protected ChangeListener	vsbChangeListener	ChangeListener installed on the vertical scrollbar.

Fields declared in 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

Modifier and Type	Field	Description
static final String	COLUMN_HEADER	Identifies the area at the top the viewport between the upper left corner and the upper right corner.
static final String	HORIZONTAL_SCROLLBAR	Identifies a horizontal scrollbar.
static final int	HORIZONTAL_SCROLLBAR_ALWAYS	Used to set the horizontal scroll bar policy so that horizontal scrollbars are always displayed.
static final int	HORIZONTAL_SCROLLBAR_AS_NEEDED	Used to set the horizontal scroll bar policy so that horizontal scrollbars are displayed only when needed.
static final int	HORIZONTAL_SCROLLBAR_NEVER	Used to set the horizontal scroll bar policy so that horizontal scrollbars are never displayed.
static final String	HORIZONTAL_SCROLLBAR_POLICY	Identifies the horizontal scroll bar policy property.
static final String	LOWER_LEADING_CORNER	Identifies the lower leading edge corner of the viewport.
static final String	LOWER_LEFT_CORNER	Identifies the lower left corner of the viewport.
static final String	LOWER_RIGHT_CORNER	Identifies the lower right corner of the viewport.
static final String	LOWER_TRAILING_CORNER	Identifies the lower trailing edge corner of the viewport.
static final String	ROW_HEADER	Identifies the area along the left side of the viewport between the upper left corner and the lower left corner.
static final String	UPPER_LEADING_CORNER	Identifies the upper leading edge corner of the viewport.
static final String	UPPER_LEFT_CORNER	Identifies the upper left corner of the viewport.
static final String	UPPER_RIGHT_CORNER	Identifies the upper right corner of the viewport.
static final String	UPPER_TRAILING_CORNER	Identifies the upper trailing edge corner of the viewport.
static final String	VERTICAL_SCROLLBAR	Identifies a vertical scrollbar.
static final int	VERTICAL_SCROLLBAR_ALWAYS	Used to set the vertical scroll bar policy so that vertical scrollbars are always displayed.
static final int	VERTICAL_SCROLLBAR_AS_NEEDED	Used to set the vertical scroll bar policy so that vertical scrollbars are displayed only when needed.
static final int	VERTICAL_SCROLLBAR_NEVER	Used to set the vertical scroll bar policy so that vertical scrollbars are never displayed.
static final String	VERTICAL_SCROLLBAR_POLICY	Identifies the vertical scroll bar policy property.
static final String	VIEWPORT	Identifies a "viewport" or display area, within which scrolled contents are visible.

Constructor Summary

Constructors

Constructor	Description
MetalScrollPaneUI()	Constructs a MetalScrollPaneUI.

Method Summary

Modifier and Type	Method	Description
protected PropertyChangeListener	createScrollBarSwapListener()	Returns a new PropertyChangeListener for scroll bar swap events.
static ComponentUI	createUI(JComponent x)	Constructs a new MetalScrollPaneUI.
void	installListeners(JScrollPane scrollPane)	Registers listeners.
void	uninstallListeners(JScrollPane scrollPane)	Deprecated. - Replaced by BasicScrollPaneUI.uninstallListeners(JComponent)

Methods declared in class BasicScrollPaneUI

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

Modifier and Type	Method	Description
protected ChangeListener	createHSBChangeListener()	Returns an instance of horizontal scroll bar ChangeListener.
protected MouseWheelListener	createMouseWheelListener()	Creates an instance of MouseWheelListener, which is added to the JScrollPane by installUI().
protected PropertyChangeListener	createPropertyChangeListener()	Creates an instance of PropertyChangeListener that's added to the JScrollPane by installUI().
protected ChangeListener	createViewportChangeListener()	Returns an instance of viewport ChangeListener.
protected ChangeListener	createVSBChangeListener()	Returns an instance of vertical scroll bar ChangeListener.
int	getBaseline(JComponent c, int width, int height)	Returns the baseline.
Component.BaselineResizeBehavior	getBaselineResizeBehavior(JComponent c)	Returns an enum indicating how the baseline of the component changes as the size changes.
Dimension	getMaximumSize(JComponent c)	Returns the specified component's maximum size appropriate for the look and feel.
protected void	installDefaults(JScrollPane scrollpane)	Installs default properties.
protected void	installKeyboardActions(JScrollPane c)	Registers keyboard actions.
protected void	syncScrollPaneWithViewport()	Synchronizes the JScrollPane with Viewport.
protected void	uninstallDefaults(JScrollPane c)	Uninstalls default properties.
protected void	uninstallKeyboardActions(JScrollPane c)	Unregisters keyboard actions.
protected void	uninstallListeners(JComponent c)	Unregisters listeners.
protected void	updateColumnHeader(PropertyChangeEvent e)	Updates column header.
protected void	updateRowHeader(PropertyChangeEvent e)	Updates row header.
protected void	updateScrollBarDisplayPolicy(PropertyChangeEvent e)	Updates a scroll bar display policy.
protected void	updateViewport(PropertyChangeEvent e)	Updates viewport.

Methods declared in class ComponentUI

contains, getAccessibleChild, getAccessibleChildrenCount, getMinimumSize, getPreferredSize, installUI, paint, uninstallUI, update

Modifier and Type	Method	Description
boolean	contains(JComponent c, int x, int y)	Returns true if the specified x,y location is contained within the look and feel's defined shape of the specified component.
Accessible	getAccessibleChild(JComponent c, int i)	Returns the ith Accessible child of the object.
int	getAccessibleChildrenCount(JComponent c)	Returns the number of accessible children in the object.
Dimension	getMinimumSize(JComponent c)	Returns the specified component's minimum size appropriate for the look and feel.
Dimension	getPreferredSize(JComponent c)	Returns the specified component's preferred size appropriate for the look and feel.
void	installUI(JComponent c)	Configures the specified component appropriately for the look and feel.
void	paint(Graphics g, JComponent c)	Paints the specified component appropriately for the look and feel.
void	uninstallUI(JComponent c)	Reverses configuration which was done on the specified component during installUI.
void	update(Graphics g, JComponent c)	Notifies this UI delegate that it is time to paint the specified component.

Methods declared in class Object

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

Modifier and Type	Method	Description
protected Object	clone()	Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
boolean	equals(Object o)	Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
protected void	finalize()	Deprecated, for removal: This API element is subject to removal in a future version. May cause performance issues, deadlocks and hangs.
final Class<? extends Object>	getClass()	Answers the unique instance of java.lang.Class which represents the class of the receiver.
int	hashCode()	Answers an integer hash code for the receiver.
final void	notify()	Causes one thread which is waiting on the receiver to be made ready to run.
final void	notifyAll()	Causes all threads which are waiting on the receiver to be made ready to run.
String	toString()	Answers a string containing a concise, human-readable description of the receiver.
final void	wait()	Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
final void	wait(long time)	Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
final void	wait(long time, int frac)	Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.

Constructor Details

MetalScrollPaneUI

public MetalScrollPaneUI()

Constructs a MetalScrollPaneUI.

Method Details

createUI

public static ComponentUI createUI(JComponent x)

Constructs a new MetalScrollPaneUI.

Parameters:

x - a component

Returns:

a new MetalScrollPaneUI

installListeners

public void installListeners(JScrollPane scrollPane)

Description copied from class: BasicScrollPaneUI

Registers listeners.

Overrides:

installListeners in class BasicScrollPaneUI

Parameters:

scrollPane - an instance of JScrollPane

uninstallListeners

@Deprecated
public void uninstallListeners(JScrollPane scrollPane)

Deprecated.

- Replaced by BasicScrollPaneUI.uninstallListeners(JComponent)

Parameters:

scrollPane - an instance of the JScrollPane

createScrollBarSwapListener

protected PropertyChangeListener createScrollBarSwapListener()

Returns a new PropertyChangeListener for scroll bar swap events.

Returns:

a new PropertyChangeListener for scroll bar swap events.