Nested and Inner Type Summary

Modifier and Type	Class and Description
private static class	BasicScrollPaneUI.Actions
pack-priv class	BasicScrollPaneUI.Handler
public class	BasicScrollPaneUI.HSBChangeListener Deprecated for removal since 17. Horizontal scrollbar listener.
protected class	BasicScrollPaneUI.MouseWheelHandler MouseWheelHandler is an inner class which implements the MouseWheelListener interface.
public class	BasicScrollPaneUI.PropertyChangeHandler Deprecated for removal since 17. Property change handler.
public class	BasicScrollPaneUI.ViewportChangeHandler Deprecated for removal since 17. Listener for viewport events.
public class	BasicScrollPaneUI.VSBChangeListener Deprecated for removal since 17. Vertical scrollbar listener.

Field Summary

Modifier and Type	Field and Description
private BasicScrollPaneUI.Handler	handler
protected ChangeListener	hsbChangeListener `ChangeListener` installed on the horizontal scrollbar.
private PropertyChangeListener	hsbPropertyChangeListener `PropertyChangeListener` installed on the horizontal scrollbar.
private MouseWheelListener	mouseScrollListener
private int	oldExtent
protected JScrollPane	scrollpane The instance of `JScrollPane`.
private boolean	setValueCalled State flag that shows whether setValue() was called from a user program before the value of "extent" was set in right-to-left component orientation.
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.
private PropertyChangeListener	vsbPropertyChangeListener `PropertyChangeListener` installed on the vertical scrollbar.

Constructor Summary

Access	Constructor and Description
public	BasicScrollPaneUI() Constructs a `BasicScrollPaneUI`.

Method Summary

Modifier and Type	Method and Description
protected ChangeListener	Returns: an instance of horizontal scroll bar `ChangeListener` createHSBChangeListener() Returns an instance of horizontal scroll bar `ChangeListener`.
private PropertyChangeListener	createHSBPropertyChangeListener() Returns a `PropertyChangeListener` that will be installed on the horizontal `JScrollBar`.
protected MouseWheelListener	Returns: MouseWheelListener which implements wheel-driven scrolling createMouseWheelListener() Creates an instance of MouseWheelListener, which is added to the JScrollPane by installUI().
protected PropertyChangeListener	Returns: an instance of `PropertyChangeListener` createPropertyChangeListener() Creates an instance of `PropertyChangeListener` that's added to the `JScrollPane` by `installUI()`.
public static ComponentUI	Returns: a new instance of `BasicScrollPaneUI` createUI(JComponent a component. x) Hides javax.swing.plaf.ComponentUI.createUI. Returns a new instance of `BasicScrollPaneUI`.
protected ChangeListener	Returns: an instance of viewport `ChangeListener` createViewportChangeListener() Returns an instance of viewport `ChangeListener`.
protected ChangeListener	Returns: an instance of vertical scroll bar `ChangeListener` createVSBChangeListener() Returns an instance of vertical scroll bar `ChangeListener`.
private PropertyChangeListener	createVSBPropertyChangeListener() Returns a `PropertyChangeListener` that will be installed on the vertical `JScrollBar`.
public int	getBaseline(JComponent c, int width, int height) Overrides javax.swing.plaf.ComponentUI.getBaseline. Returns the baseline.
public Component.BaselineResizeBehavior	getBaselineResizeBehavior(JComponent c) Overrides javax.swing.plaf.ComponentUI.getBaselineResizeBehavior. Returns an enum indicating how the baseline of the component changes as the size changes.
private BasicScrollPaneUI.Handler	getHandler()
pack-priv InputMap	getInputMap(int condition)
public Dimension	Returns: new Dimension(Short.MAX_VALUE, Short.MAX_VALUE) getMaximumSize(JComponent c) Overrides javax.swing.plaf.ComponentUI.getMaximumSize. Returns the specified component's maximum size appropriate for the look and feel.
protected void	installDefaults(JScrollPane an instance of `JScrollPane` scrollpane) Installs default properties.
protected void	installKeyboardActions(JScrollPane an instance of `JScrollPane` c) Registers keyboard actions.
protected void	installListeners(JScrollPane an instance of `JScrollPane` c) Registers listeners.
public void	installUI(JComponent x) Overrides javax.swing.plaf.ComponentUI.installUI. Configures the specified component appropriately for the look and feel.
pack-priv static void	loadActionMap(LazyActionMap map)
public void	paint(Graphics g, JComponent c) Overrides javax.swing.plaf.ComponentUI.paint. Paints the specified component appropriately for the look and feel.
protected void	syncScrollPaneWithViewport() Synchronizes the `JScrollPane` with `Viewport`.
protected void	uninstallDefaults(JScrollPane an instance of `JScrollPane` c) Uninstalls default properties.
protected void	uninstallKeyboardActions(JScrollPane an instance of `JScrollPane` c) Unregisters keyboard actions.
protected void	uninstallListeners(JComponent a component c) Unregisters listeners.
public void	uninstallUI(JComponent c) Overrides javax.swing.plaf.ComponentUI.uninstallUI. Reverses configuration which was done on the specified component during `installUI`.
protected void	updateColumnHeader(PropertyChangeEvent the property change event e) Updates column header.
private void	updateHorizontalScrollBar(PropertyChangeEvent pce)
protected void	updateRowHeader(PropertyChangeEvent the property change event e) Updates row header.
private void	updateScrollBar(PropertyChangeEvent pce, ChangeListener cl, PropertyChangeListener pcl)
protected void	updateScrollBarDisplayPolicy(PropertyChangeEvent the property change event e) Updates a scroll bar display policy.
private void	updateVerticalScrollBar(PropertyChangeEvent pce)
protected void	updateViewport(PropertyChangeEvent the property change event e) Updates viewport.

Field Detail

handler	back to summary
private BasicScrollPaneUI.Handler handler

hsbChangeListener	back to summary
protected ChangeListener hsbChangeListener `ChangeListener` installed on the horizontal scrollbar.

hsbPropertyChangeListener	back to summary
private PropertyChangeListener hsbPropertyChangeListener `PropertyChangeListener` installed on the horizontal scrollbar.

mouseScrollListener	back to summary
private MouseWheelListener mouseScrollListener

oldExtent	back to summary
private int oldExtent

scrollpane	back to summary
protected JScrollPane scrollpane The instance of `JScrollPane`.

setValueCalled	back to summary
private boolean setValueCalled State flag that shows whether setValue() was called from a user program before the value of "extent" was set in right-to-left component orientation.

spPropertyChangeListener	back to summary
protected PropertyChangeListener spPropertyChangeListener `PropertyChangeListener` installed on the scroll pane.

viewportChangeListener	back to summary
protected ChangeListener viewportChangeListener `ChangeListener` installed on the viewport.

vsbChangeListener	back to summary
protected ChangeListener vsbChangeListener `ChangeListener` installed on the vertical scrollbar.

vsbPropertyChangeListener	back to summary
private PropertyChangeListener vsbPropertyChangeListener `PropertyChangeListener` installed on the vertical scrollbar.

Constructor Detail

BasicScrollPaneUI	back to summary
public BasicScrollPaneUI() Constructs a `BasicScrollPaneUI`.

Method Detail

createHSBChangeListener back to summary

createHSBChangeListener	back to summary
protected ChangeListener createHSBChangeListener() Returns an instance of horizontal scroll bar `ChangeListener`. Returns:ChangeListener an instance of horizontal scroll bar `ChangeListener`

protected ChangeListener createHSBChangeListener()

Returns an instance of horizontal scroll bar ChangeListener.

Returns:ChangeListener: an instance of horizontal scroll bar ChangeListener

createHSBPropertyChangeListener	back to summary
private PropertyChangeListener createHSBPropertyChangeListener() Returns a `PropertyChangeListener` that will be installed on the horizontal `JScrollBar`.

createMouseWheelListener back to summary

createMouseWheelListener	back to summary
protected MouseWheelListener createMouseWheelListener() Creates an instance of MouseWheelListener, which is added to the JScrollPane by installUI(). The returned MouseWheelListener is used to handle mouse wheel-driven scrolling. Returns:MouseWheelListener MouseWheelListener which implements wheel-driven scrolling Since 1.4 See Also `installUI`, `MouseWheelHandler`

protected MouseWheelListener createMouseWheelListener()

Creates an instance of MouseWheelListener, which is added to the JScrollPane by installUI(). The returned MouseWheelListener is used to handle mouse wheel-driven scrolling.

Returns:MouseWheelListener: MouseWheelListener which implements wheel-driven scrolling
Since: 1.4
See Also: installUI, MouseWheelHandler

createPropertyChangeListener back to summary

createPropertyChangeListener	back to summary
protected PropertyChangeListener createPropertyChangeListener() Creates an instance of `PropertyChangeListener` that's added to the `JScrollPane` by `installUI()`. Subclasses can override this method to return a custom `PropertyChangeListener`, e.g. class MyScrollPaneUI extends BasicScrollPaneUI { protected PropertyChangeListener createPropertyChangeListener() { return new MyPropertyChangeListener(); } public class MyPropertyChangeListener extends PropertyChangeListener { public void propertyChange(PropertyChangeEvent e) { if (e.getPropertyName().equals("viewport")) { // do some extra work when the viewport changes } super.propertyChange(e); } } } Returns:PropertyChangeListener an instance of `PropertyChangeListener` See Also `java.beans.PropertyChangeListener`, `installUI`

protected PropertyChangeListener createPropertyChangeListener()

Creates an instance of PropertyChangeListener that's added to the JScrollPane by installUI(). Subclasses can override this method to return a custom PropertyChangeListener, e.g.

class MyScrollPaneUI extends BasicScrollPaneUI {
   protected PropertyChangeListener createPropertyChangeListener() {
       return new MyPropertyChangeListener();
   }
   public class MyPropertyChangeListener extends PropertyChangeListener {
       public void propertyChange(PropertyChangeEvent e) {
           if (e.getPropertyName().equals("viewport")) {
               // do some extra work when the viewport changes
           }
           super.propertyChange(e);
       }
   }
}

Returns:PropertyChangeListener: an instance of PropertyChangeListener
See Also: java.beans.PropertyChangeListener, installUI

createUI back to summary

createUI	back to summary
public static ComponentUI createUI(JComponent x) Hides javax.swing.plaf.ComponentUI.createUI. Returns a new instance of `BasicScrollPaneUI`. Parameters x:JComponent a component. Returns:ComponentUI a new instance of `BasicScrollPaneUI`

public static ComponentUI createUI(JComponent x)

Hides javax.swing.plaf.ComponentUI.createUI.

Returns a new instance of BasicScrollPaneUI.

Parameters

x:JComponent: a component.

Returns:ComponentUI

a new instance of BasicScrollPaneUI

createViewportChangeListener back to summary

createViewportChangeListener	back to summary
protected ChangeListener createViewportChangeListener() Returns an instance of viewport `ChangeListener`. Returns:ChangeListener an instance of viewport `ChangeListener`

protected ChangeListener createViewportChangeListener()

Returns an instance of viewport ChangeListener.

Returns:ChangeListener: an instance of viewport ChangeListener

createVSBChangeListener back to summary

createVSBChangeListener	back to summary
protected ChangeListener createVSBChangeListener() Returns an instance of vertical scroll bar `ChangeListener`. Returns:ChangeListener an instance of vertical scroll bar `ChangeListener`

protected ChangeListener createVSBChangeListener()

Returns an instance of vertical scroll bar ChangeListener.

Returns:ChangeListener: an instance of vertical scroll bar ChangeListener

createVSBPropertyChangeListener	back to summary
private PropertyChangeListener createVSBPropertyChangeListener() Returns a `PropertyChangeListener` that will be installed on the vertical `JScrollBar`.

getBaseline back to summary

getBaseline	back to summary
public int getBaseline(JComponent c, int width, int height) Overrides javax.swing.plaf.ComponentUI.getBaseline. Returns the baseline. Exceptions NullPointerException: if `c` is `null` IllegalArgumentException: if width or height is < 0 Since 1.6 See Also `javax.swing.JComponent#getBaseline(int, int)`

public int getBaseline(JComponent c, int width, int height)

Overrides javax.swing.plaf.ComponentUI.getBaseline.

Returns the baseline.

Exceptions

NullPointerException:: if c is null
IllegalArgumentException:: if width or height is < 0

Since

1.6

getBaselineResizeBehavior back to summary

getBaselineResizeBehavior	back to summary
public Component.BaselineResizeBehavior getBaselineResizeBehavior(JComponent c) Overrides javax.swing.plaf.ComponentUI.getBaselineResizeBehavior. Returns an enum indicating how the baseline of the component changes as the size changes. Exceptions NullPointerException: if `c` is `null` Since 1.6 See Also `javax.swing.JComponent#getBaseline(int, int)`

public Component.BaselineResizeBehavior getBaselineResizeBehavior(JComponent c)

Overrides javax.swing.plaf.ComponentUI.getBaselineResizeBehavior.

Returns an enum indicating how the baseline of the component changes as the size changes.

Exceptions

NullPointerException:: if c is null

Since

1.6

getHandler	back to summary
private BasicScrollPaneUI.Handler getHandler()

getInputMap	back to summary
pack-priv InputMap getInputMap(int condition)

getMaximumSize back to summary

getMaximumSize	back to summary
public Dimension getMaximumSize(JComponent c) Overrides javax.swing.plaf.ComponentUI.getMaximumSize. Doc from javax.swing.plaf.ComponentUI.getMaximumSize. Returns the specified component's maximum size appropriate for the look and feel. If `null` is returned, the maximum size will be calculated by the component's layout manager instead (this is the preferred approach for any component with a specific layout manager installed). The default implementation of this method invokes `getPreferredSize` and returns that value. Returns:Dimension new Dimension(Short.MAX_VALUE, Short.MAX_VALUE)

public Dimension getMaximumSize(JComponent c)

Overrides javax.swing.plaf.ComponentUI.getMaximumSize.

Doc from javax.swing.plaf.ComponentUI.getMaximumSize.

Returns the specified component's maximum size appropriate for the look and feel. If null is returned, the maximum size will be calculated by the component's layout manager instead (this is the preferred approach for any component with a specific layout manager installed). The default implementation of this method invokes getPreferredSize and returns that value.

Returns:Dimension: new Dimension(Short.MAX_VALUE, Short.MAX_VALUE)

installDefaults back to summary

installDefaults	back to summary
protected void installDefaults(JScrollPane scrollpane) Installs default properties. Parameters scrollpane:JScrollPane an instance of `JScrollPane`

protected void installDefaults(JScrollPane scrollpane)

Installs default properties.

Parameters

scrollpane:JScrollPane: an instance of JScrollPane

installKeyboardActions back to summary

installKeyboardActions	back to summary
protected void installKeyboardActions(JScrollPane c) Registers keyboard actions. Parameters c:JScrollPane an instance of `JScrollPane`

protected void installKeyboardActions(JScrollPane c)

Registers keyboard actions.

Parameters

c:JScrollPane: an instance of JScrollPane

installListeners back to summary

installListeners	back to summary
protected void installListeners(JScrollPane c) Registers listeners. Parameters c:JScrollPane an instance of `JScrollPane`

protected void installListeners(JScrollPane c)

Registers listeners.

Parameters

c:JScrollPane: an instance of JScrollPane

installUI back to summary

installUI	back to summary
public void installUI(JComponent x) Overrides javax.swing.plaf.ComponentUI.installUI. Doc from javax.swing.plaf.ComponentUI.installUI. Configures the specified component appropriately for the look and feel. This method is invoked when the `ComponentUI` instance is being installed as the UI delegate on the specified component. This method should completely configure the component for the look and feel, including the following: Install default property values for color, fonts, borders, icons, opacity, etc. on the component. Whenever possible, property values initialized by the client program should not be overridden. Install a `LayoutManager` on the component if necessary. Create/add any required sub-components to the component. Create/install event listeners on the component. Create/install a `PropertyChangeListener` on the component in order to detect and respond to component property changes appropriately. Install keyboard UI (mnemonics, traversal, etc.) on the component. Initialize any appropriate instance data.

public void installUI(JComponent x)

Overrides javax.swing.plaf.ComponentUI.installUI.

Doc from javax.swing.plaf.ComponentUI.installUI.

Configures the specified component appropriately for the look and feel. This method is invoked when the ComponentUI instance is being installed as the UI delegate on the specified component. This method should completely configure the component for the look and feel, including the following:

Install default property values for color, fonts, borders, icons, opacity, etc. on the component. Whenever possible, property values initialized by the client program should not be overridden.
Install a LayoutManager on the component if necessary.
Create/add any required sub-components to the component.
Create/install event listeners on the component.
Create/install a PropertyChangeListener on the component in order to detect and respond to component property changes appropriately.
Install keyboard UI (mnemonics, traversal, etc.) on the component.
Initialize any appropriate instance data.

loadActionMap	back to summary
pack-priv static void loadActionMap(LazyActionMap map)

paint back to summary

paint	back to summary
public void paint(Graphics g, JComponent c) Overrides javax.swing.plaf.ComponentUI.paint. Doc from javax.swing.plaf.ComponentUI.paint. Paints the specified component appropriately for the look and feel. This method is invoked from the `ComponentUI.update` method when the specified component is being painted. Subclasses should override this method and use the specified `Graphics` object to render the content of the component.

public void paint(Graphics g, JComponent c)

Overrides javax.swing.plaf.ComponentUI.paint.

Doc from javax.swing.plaf.ComponentUI.paint.

Paints the specified component appropriately for the look and feel. This method is invoked from the ComponentUI.update method when the specified component is being painted. Subclasses should override this method and use the specified Graphics object to render the content of the component.

syncScrollPaneWithViewport	back to summary
protected void syncScrollPaneWithViewport() Synchronizes the `JScrollPane` with `Viewport`.

uninstallDefaults back to summary

uninstallDefaults	back to summary
protected void uninstallDefaults(JScrollPane c) Uninstalls default properties. Parameters c:JScrollPane an instance of `JScrollPane`

protected void uninstallDefaults(JScrollPane c)

Uninstalls default properties.

Parameters

c:JScrollPane: an instance of JScrollPane

uninstallKeyboardActions back to summary

uninstallKeyboardActions	back to summary
protected void uninstallKeyboardActions(JScrollPane c) Unregisters keyboard actions. Parameters c:JScrollPane an instance of `JScrollPane`

protected void uninstallKeyboardActions(JScrollPane c)

Unregisters keyboard actions.

Parameters

c:JScrollPane: an instance of JScrollPane

uninstallListeners	back to summary
protected void uninstallListeners(JComponent c) Unregisters listeners. Parameters c:JComponent a component

uninstallListeners

back to summary

protected void uninstallListeners(JComponent c)

Unregisters listeners.

Parameters

c:JComponent: a component

uninstallUI back to summary

uninstallUI	back to summary
public void uninstallUI(JComponent c) Overrides javax.swing.plaf.ComponentUI.uninstallUI. Doc from javax.swing.plaf.ComponentUI.uninstallUI. Reverses configuration which was done on the specified component during `installUI`. This method is invoked when this `UIComponent` instance is being removed as the UI delegate for the specified component. This method should undo the configuration performed in `installUI`, being careful to leave the `JComponent` instance in a clean state (no extraneous listeners, look-and-feel-specific property objects, etc.). This should include the following: Remove any UI-set borders from the component. Remove any UI-set layout managers on the component. Remove any UI-added sub-components from the component. Remove any UI-added event/property listeners from the component. Remove any UI-installed keyboard UI from the component. Nullify any allocated instance data objects to allow for GC.

public void uninstallUI(JComponent c)

Overrides javax.swing.plaf.ComponentUI.uninstallUI.

Doc from javax.swing.plaf.ComponentUI.uninstallUI.

Reverses configuration which was done on the specified component during installUI. This method is invoked when this UIComponent instance is being removed as the UI delegate for the specified component. This method should undo the configuration performed in installUI, being careful to leave the JComponent instance in a clean state (no extraneous listeners, look-and-feel-specific property objects, etc.). This should include the following:

Remove any UI-set borders from the component.
Remove any UI-set layout managers on the component.
Remove any UI-added sub-components from the component.
Remove any UI-added event/property listeners from the component.
Remove any UI-installed keyboard UI from the component.
Nullify any allocated instance data objects to allow for GC.

updateColumnHeader	back to summary
protected void updateColumnHeader(PropertyChangeEvent e) Updates column header. Parameters e:PropertyChangeEvent the property change event

updateColumnHeader

back to summary

protected void updateColumnHeader(PropertyChangeEvent e)

Updates column header.

Parameters

e:PropertyChangeEvent: the property change event

updateHorizontalScrollBar	back to summary
private void updateHorizontalScrollBar(PropertyChangeEvent pce)

updateRowHeader	back to summary
protected void updateRowHeader(PropertyChangeEvent e) Updates row header. Parameters e:PropertyChangeEvent the property change event

updateRowHeader

back to summary

protected void updateRowHeader(PropertyChangeEvent e)

Updates row header.

Parameters

e:PropertyChangeEvent: the property change event

updateScrollBar	back to summary
private void updateScrollBar(PropertyChangeEvent pce, ChangeListener cl, PropertyChangeListener pcl)

updateScrollBarDisplayPolicy	back to summary
protected void updateScrollBarDisplayPolicy(PropertyChangeEvent e) Updates a scroll bar display policy. Parameters e:PropertyChangeEvent the property change event

updateScrollBarDisplayPolicy

back to summary

protected void updateScrollBarDisplayPolicy(PropertyChangeEvent e)

Updates a scroll bar display policy.

Parameters

e:PropertyChangeEvent: the property change event

updateVerticalScrollBar	back to summary
private void updateVerticalScrollBar(PropertyChangeEvent pce)

updateViewport	back to summary
protected void updateViewport(PropertyChangeEvent e) Updates viewport. Parameters e:PropertyChangeEvent the property change event

updateViewport

back to summary

protected void updateViewport(PropertyChangeEvent e)

Updates viewport.

Parameters

e:PropertyChangeEvent: the property change event

javax.swing.plaf.basic back to summary

private Class BasicScrollPaneUI.Actions

Class Inheritance

extends UIAction

java.lang.Object
sun.swing.UIAction
javax.swing.plaf.basic.BasicScrollPaneUI.Actions

Field Summary

Modifier and Type	Field and Description
private static final String	SCROLL_DOWN
private static final String	SCROLL_END
private static final String	SCROLL_HOME
private static final String	SCROLL_LEFT
private static final String	SCROLL_RIGHT
private static final String	SCROLL_UP
private static final String	UNIT_SCROLL_DOWN
private static final String	UNIT_SCROLL_LEFT
private static final String	UNIT_SCROLL_RIGHT
private static final String	UNIT_SCROLL_UP

Constructor Summary

Access	Constructor and Description
pack-priv	Actions(String key)

Method Summary

Modifier and Type	Method and Description
public void	actionPerformed(ActionEvent e) Implements java.awt.event.ActionListener.actionPerformed. Invoked when an action occurs.
private void	scroll(JScrollPane scrollpane, int orientation, int direction, boolean block)
private void	scrollEnd(JScrollPane scrollpane)
private void	scrollHome(JScrollPane scrollpane)

Inherited from sun.swing.UIAction:: accept addPropertyChangeListener getName getValue isEnabled putValue removePropertyChangeListener setEnabled

Field Detail

SCROLL_DOWN	back to summary
private static final String SCROLL_DOWN

SCROLL_END	back to summary
private static final String SCROLL_END

SCROLL_HOME	back to summary
private static final String SCROLL_HOME

SCROLL_LEFT	back to summary
private static final String SCROLL_LEFT

SCROLL_RIGHT	back to summary
private static final String SCROLL_RIGHT

SCROLL_UP	back to summary
private static final String SCROLL_UP

UNIT_SCROLL_DOWN	back to summary
private static final String UNIT_SCROLL_DOWN

UNIT_SCROLL_LEFT	back to summary
private static final String UNIT_SCROLL_LEFT

UNIT_SCROLL_RIGHT	back to summary
private static final String UNIT_SCROLL_RIGHT

UNIT_SCROLL_UP	back to summary
private static final String UNIT_SCROLL_UP

Constructor Detail

Actions	back to summary
pack-priv Actions(String key)

Method Detail

actionPerformed

back to summary

public void actionPerformed(ActionEvent e)

Implements java.awt.event.ActionListener.actionPerformed.

Doc from java.awt.event.ActionListener.actionPerformed.

Invoked when an action occurs.

scroll	back to summary
private void scroll(JScrollPane scrollpane, int orientation, int direction, boolean block)

scrollEnd	back to summary
private void scrollEnd(JScrollPane scrollpane)

scrollHome	back to summary
private void scrollHome(JScrollPane scrollpane)

javax.swing.plaf.basic back to summary

pack-priv Class BasicScrollPaneUI.Handler

Class Inheritance

extends Object
implements ChangeListener, PropertyChangeListener, MouseWheelListener

java.lang.Object
javax.swing.plaf.basic.BasicScrollPaneUI.Handler

All Implemented Interfaces

java.awt.event.MouseWheelListener, java.util.EventListener, java.beans.PropertyChangeListener, javax.swing.event.ChangeListener

Constructor Summary

Access	Constructor and Description
pack-priv	Handler()

Method Summary

Modifier and Type	Method and Description
private void	hsbStateChanged(JViewport viewport, ChangeEvent e)
public void	mouseWheelMoved(MouseWheelEvent e) Implements java.awt.event.MouseWheelListener.mouseWheelMoved. Invoked when the mouse wheel is rotated.
public void	propertyChange(PropertyChangeEvent e) Implements java.beans.PropertyChangeListener.propertyChange. This method gets called when a bound property is changed.
private void	sbPropertyChange(PropertyChangeEvent e)
private void	scrollPanePropertyChange(PropertyChangeEvent e)
public void	stateChanged(ChangeEvent e) Implements javax.swing.event.ChangeListener.stateChanged. Invoked when the target of the listener has changed its state.
private void	vsbStateChanged(JViewport viewport, ChangeEvent e)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

Handler	back to summary
pack-priv Handler()

Method Detail

hsbStateChanged	back to summary
private void hsbStateChanged(JViewport viewport, ChangeEvent e)

mouseWheelMoved

back to summary

public void mouseWheelMoved(MouseWheelEvent e)

Implements java.awt.event.MouseWheelListener.mouseWheelMoved.

Doc from java.awt.event.MouseWheelListener.mouseWheelMoved.

Invoked when the mouse wheel is rotated.

propertyChange

back to summary

public void propertyChange(PropertyChangeEvent e)

Implements java.beans.PropertyChangeListener.propertyChange.

Doc from java.beans.PropertyChangeListener.propertyChange.

This method gets called when a bound property is changed.

sbPropertyChange	back to summary
private void sbPropertyChange(PropertyChangeEvent e)

scrollPanePropertyChange	back to summary
private void scrollPanePropertyChange(PropertyChangeEvent e)

stateChanged

back to summary

public void stateChanged(ChangeEvent e)

Implements javax.swing.event.ChangeListener.stateChanged.

Doc from javax.swing.event.ChangeListener.stateChanged.

Invoked when the target of the listener has changed its state.

vsbStateChanged	back to summary
private void vsbStateChanged(JViewport viewport, ChangeEvent e)

javax.swing.plaf.basic back to summary

public Class BasicScrollPaneUI.HSBChangeListener

Class Inheritance

extends Object
implements ChangeListener

java.lang.Object
javax.swing.plaf.basic.BasicScrollPaneUI.HSBChangeListener

All Implemented Interfaces

javax.swing.event.ChangeListener, java.util.EventListener

Annotations

@Deprecated
since:17
forRemoval:true

Deprecated

for removal since 17.

Horizontal scrollbar listener. This class exists only for backward compatibility. All its functionality has been moved into Handler.

Constructor Summary

Access	Constructor and Description
public	HSBChangeListener() Constructs a `HSBChangeListener`.

Method Summary

Modifier and Type	Method and Description
public void	stateChanged(ChangeEvent e) Implements javax.swing.event.ChangeListener.stateChanged. Invoked when the target of the listener has changed its state.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

HSBChangeListener	back to summary
public HSBChangeListener() Constructs a `HSBChangeListener`.

Method Detail

stateChanged

back to summary

public void stateChanged(ChangeEvent e)

Implements javax.swing.event.ChangeListener.stateChanged.

Doc from javax.swing.event.ChangeListener.stateChanged.

Invoked when the target of the listener has changed its state.

javax.swing.plaf.basic back to summary

protected Class BasicScrollPaneUI.MouseWheelHandler

Class Inheritance

extends Object
implements MouseWheelListener

java.lang.Object
javax.swing.plaf.basic.BasicScrollPaneUI.MouseWheelHandler

All Implemented Interfaces

java.awt.event.MouseWheelListener, java.util.EventListener

MouseWheelHandler is an inner class which implements the MouseWheelListener interface. MouseWheelHandler responds to MouseWheelEvents by scrolling the JScrollPane appropriately. If the scroll pane's isWheelScrollingEnabled method returns false, no scrolling occurs.

Since: 1.4
See Also: javax.swing.JScrollPane#isWheelScrollingEnabled, createMouseWheelListener, java.awt.event.MouseWheelListener, java.awt.event.MouseWheelEvent

Constructor Summary

Access	Constructor and Description
protected	MouseWheelHandler() Constructs a `MouseWheelHandler`.

Method Summary

Modifier and Type	Method and Description
public void	mouseWheelMoved(MouseWheelEvent MouseWheelEvent to be handled e) Implements java.awt.event.MouseWheelListener.mouseWheelMoved. Called when the mouse wheel is rotated while over a JScrollPane.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

MouseWheelHandler	back to summary
protected MouseWheelHandler() Constructs a `MouseWheelHandler`.

Method Detail

mouseWheelMoved

back to summary

public void mouseWheelMoved(MouseWheelEvent e)

Implements java.awt.event.MouseWheelListener.mouseWheelMoved.

Called when the mouse wheel is rotated while over a JScrollPane.

Parameters

e:MouseWheelEvent: MouseWheelEvent to be handled

Since

1.4

javax.swing.plaf.basic back to summary

public Class BasicScrollPaneUI.PropertyChangeHandler

Class Inheritance

extends Object
implements PropertyChangeListener

java.lang.Object
javax.swing.plaf.basic.BasicScrollPaneUI.PropertyChangeHandler

All Implemented Interfaces

java.beans.PropertyChangeListener, java.util.EventListener

Annotations

@Deprecated
since:17
forRemoval:true

Deprecated

for removal since 17.

Property change handler. This class exists only for backward compatibility. All its functionality has been moved into Handler.

Constructor Summary

Access	Constructor and Description
public	PropertyChangeHandler() Constructs a `PropertyChangeHandler`.

Method Summary

Modifier and Type	Method and Description
public void	propertyChange(PropertyChangeEvent e) Implements java.beans.PropertyChangeListener.propertyChange. This method gets called when a bound property is changed.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

PropertyChangeHandler	back to summary
public PropertyChangeHandler() Constructs a `PropertyChangeHandler`.

Method Detail

propertyChange

back to summary

public void propertyChange(PropertyChangeEvent e)

Implements java.beans.PropertyChangeListener.propertyChange.

Doc from java.beans.PropertyChangeListener.propertyChange.

This method gets called when a bound property is changed.

javax.swing.plaf.basic back to summary

public Class BasicScrollPaneUI.ViewportChangeHandler

Class Inheritance

extends Object
implements ChangeListener

java.lang.Object
javax.swing.plaf.basic.BasicScrollPaneUI.ViewportChangeHandler

All Implemented Interfaces

javax.swing.event.ChangeListener, java.util.EventListener

Annotations

@Deprecated
since:17
forRemoval:true

Deprecated

for removal since 17.

Listener for viewport events. This class exists only for backward compatibility. All its functionality has been moved into Handler.

Constructor Summary

Access	Constructor and Description
public	ViewportChangeHandler() Constructs a `ViewportChangeHandler`.

Method Summary

Modifier and Type	Method and Description
public void	stateChanged(ChangeEvent e) Implements javax.swing.event.ChangeListener.stateChanged. Invoked when the target of the listener has changed its state.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

ViewportChangeHandler	back to summary
public ViewportChangeHandler() Constructs a `ViewportChangeHandler`.

Method Detail

stateChanged

back to summary

public void stateChanged(ChangeEvent e)

Implements javax.swing.event.ChangeListener.stateChanged.

Doc from javax.swing.event.ChangeListener.stateChanged.

Invoked when the target of the listener has changed its state.

javax.swing.plaf.basic back to summary

public Class BasicScrollPaneUI.VSBChangeListener

Class Inheritance

extends Object
implements ChangeListener

java.lang.Object
javax.swing.plaf.basic.BasicScrollPaneUI.VSBChangeListener

All Implemented Interfaces

javax.swing.event.ChangeListener, java.util.EventListener

Annotations

@Deprecated
since:17
forRemoval:true

Deprecated

for removal since 17.

Vertical scrollbar listener. This class exists only for backward compatibility. All its functionality has been moved into Handler.

Constructor Summary

Access	Constructor and Description
public	VSBChangeListener() Constructs a `VSBChangeListener`.

Method Summary

Modifier and Type	Method and Description
public void	stateChanged(ChangeEvent e) Implements javax.swing.event.ChangeListener.stateChanged. Invoked when the target of the listener has changed its state.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

VSBChangeListener	back to summary
public VSBChangeListener() Constructs a `VSBChangeListener`.

Method Detail

stateChanged

back to summary

public void stateChanged(ChangeEvent e)

Implements javax.swing.event.ChangeListener.stateChanged.

Doc from javax.swing.event.ChangeListener.stateChanged.

Invoked when the target of the listener has changed its state.