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javax.swing.plaf.basic
Class BasicSplitPaneUI

java.lang.Object
  |
  +--javax.swing.plaf.ComponentUI
        |
        +--javax.swing.plaf.SplitPaneUI
              |
              +--javax.swing.plaf.basic.BasicSplitPaneUI

Direct Known Subclasses:

MetalSplitPaneUI

public class BasicSplitPaneUI

extends SplitPaneUI

A Basic L&F implementation of the SplitPaneUI.

Inner Class Summary

class	BasicSplitPaneUI.BasicHorizontalLayoutManager LayoutManager for JSplitPanes that have an orientation of HORIZONTAL_SPLIT.
class	BasicSplitPaneUI.BasicVerticalLayoutManager LayoutManager used for JSplitPanes with an orientation of VERTICAL_SPLIT.
class	BasicSplitPaneUI.FocusHandler Implementation of the FocusListener that the JSplitPane UI uses.
class	BasicSplitPaneUI.KeyboardDownRightHandler Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
class	BasicSplitPaneUI.KeyboardEndHandler Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
class	BasicSplitPaneUI.KeyboardHomeHandler Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
class	BasicSplitPaneUI.KeyboardResizeToggleHandler Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
class	BasicSplitPaneUI.KeyboardUpLeftHandler Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
class	BasicSplitPaneUI.PropertyHandler Implementation of the PropertyChangeListener that the JSplitPane UI uses.

Field Summary

protected int	beginDragDividerLocation Location of the divider when the dragging session began.
protected BasicSplitPaneDivider	divider Instance of the divider for this JSplitPane.
protected KeyStroke	dividerResizeToggleKey Deprecated. As of Java 2 platform v1.3.
protected int	dividerSize The size of the divider while the dragging session is valid.
protected KeyStroke	downKey Deprecated. As of Java 2 platform v1.3.
protected boolean	draggingHW Set to true in startDragging if any of the children (not including the nonContinuousLayoutDivider) are heavy weights.
protected KeyStroke	endKey Deprecated. As of Java 2 platform v1.3.
protected FocusListener	focusListener Instance of the FocusListener for this JSplitPane.
protected KeyStroke	homeKey Deprecated. As of Java 2 platform v1.3.
protected static int	KEYBOARD_DIVIDER_MOVE_OFFSET How far (relativ) the divider does move when it is moved around by the cursor keys on the keyboard.
protected ActionListener	keyboardDownRightListener Deprecated. As of Java 2 platform v1.3.
protected ActionListener	keyboardEndListener Deprecated. As of Java 2 platform v1.3.
protected ActionListener	keyboardHomeListener Deprecated. As of Java 2 platform v1.3.
protected ActionListener	keyboardResizeToggleListener Deprecated. As of Java 2 platform v1.3.
protected ActionListener	keyboardUpLeftListener Deprecated. As of Java 2 platform v1.3.
protected BasicSplitPaneUI.BasicHorizontalLayoutManager	layoutManager LayoutManager that is created and placed into the split pane.
protected KeyStroke	leftKey Deprecated. As of Java 2 platform v1.3.
protected static String	NON_CONTINUOUS_DIVIDER The divider used for non-continuous layout is added to the split pane with this object.
protected Component	nonContinuousLayoutDivider Instance for the shadow of the divider when non continuous layout is being used.
protected PropertyChangeListener	propertyChangeListener Instance of the PropertyChangeListener for this JSplitPane.
protected KeyStroke	rightKey Deprecated. As of Java 2 platform v1.3.
protected JSplitPane	splitPane JSplitPane instance this instance is providing the look and feel for.
protected KeyStroke	upKey Deprecated. As of Java 2 platform v1.3.

Constructor Summary

BasicSplitPaneUI()

Method Summary

BasicSplitPaneDivider	createDefaultDivider() Creates the default divider.
protected Component	createDefaultNonContinuousLayoutDivider() Returns the default non continuous layout divider, which is an instanceof Canvas that fills the background in dark gray.
protected FocusListener	createFocusListener() Creates a FocusListener for the JSplitPane UI.
protected ActionListener	createKeyboardDownRightListener() Deprecated. As of Java 2 platform v1.3.
protected ActionListener	createKeyboardEndListener() Deprecated. As of Java 2 platform v1.3.
protected ActionListener	createKeyboardHomeListener() Deprecated. As of Java 2 platform v1.3.
protected ActionListener	createKeyboardResizeToggleListener() Deprecated. As of Java 2 platform v1.3.
protected ActionListener	createKeyboardUpLeftListener() Deprecated. As of Java 2 platform v1.3.
protected PropertyChangeListener	createPropertyChangeListener() Creates a PropertyChangeListener for the JSplitPane UI.
static ComponentUI	createUI(JComponent x) Creates a new BasicSplitPaneUI instance
protected void	dragDividerTo(int location) Messaged during a dragging session to move the divider to the passed in location.
protected void	finishDraggingTo(int location) Messaged to finish the dragging session.
void	finishedPaintingChildren(JSplitPane jc, Graphics g) Messaged after the JSplitPane the receiver is providing the look and feel for paints its children.
BasicSplitPaneDivider	getDivider() Returns the divider between the top Components.
protected int	getDividerBorderSize() Deprecated. As of Java 2 platform v1.3, instead set the border on the divider.
int	getDividerLocation(JSplitPane jc) Returns the location of the divider, which may differ from what the splitpane thinks the location of the divider is.
Insets	getInsets(JComponent jc) Returns the insets.
int	getLastDragLocation() Returns the last drag location of the JSplitPane.
int	getMaximumDividerLocation(JSplitPane jc) Gets the maximum location of the divider.
Dimension	getMaximumSize(JComponent jc) Returns the maximum size for the passed in component, This is passed off to the current layoutmanager.
int	getMinimumDividerLocation(JSplitPane jc) Gets the minimum location of the divider.
Dimension	getMinimumSize(JComponent jc) Returns the minimum size for the passed in component, This is passed off to the current layoutmanager.
Component	getNonContinuousLayoutDivider() Returns the divider to use when the splitPane is configured to not continuously layout.
int	getOrientation() Returns the orientation for the JSplitPane.
Dimension	getPreferredSize(JComponent jc) Returns the preferred size for the passed in component, This is passed off to the current layoutmanager.
JSplitPane	getSplitPane() Returns the splitpane this instance is currently contained in.
protected void	installDefaults() Installs the UI defaults.
protected void	installKeyboardActions() Installs the keyboard actions for the UI.
protected void	installListeners() Installs the event listeners for the UI.
void	installUI(JComponent c) Installs the UI.
boolean	isContinuousLayout() Determines wether the JSplitPane is set to use a continuous layout.
void	paint(Graphics g, JComponent jc) Messaged to paint the look and feel.
protected void	resetLayoutManager() Resets the layout manager based on orientation and messages it with invalidateLayout to pull in appropriate Components.
void	resetToPreferredSizes(JSplitPane jc) Messaged to reset the preferred sizes.
void	setContinuousLayout(boolean b) Turn continuous layout on/off.
void	setDividerLocation(JSplitPane jc, int location) Sets the location of the divider to location.
void	setLastDragLocation(int l) Set the last drag location of the JSplitPane.
protected void	setNonContinuousLayoutDivider(Component newDivider) Sets the divider to use when the splitPane is configured to not continuously layout.
protected void	setNonContinuousLayoutDivider(Component newDivider, boolean rememberSizes) Sets the divider to use.
void	setOrientation(int orientation) Set the orientation for the JSplitPane.
protected void	startDragging() Should be messaged before the dragging session starts, resets lastDragLocation and dividerSize.
protected void	uninstallDefaults() Uninstalls the UI defaults.
protected void	uninstallKeyboardActions() Uninstalls the keyboard actions for the UI.
protected void	uninstallListeners() Uninstalls the event listeners for the UI.
void	uninstallUI(JComponent c) Uninstalls the UI.

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

Field Detail

NON_CONTINUOUS_DIVIDER

protected static final String NON_CONTINUOUS_DIVIDER

The divider used for non-continuous layout is added to the split pane with this object.

KEYBOARD_DIVIDER_MOVE_OFFSET

protected static int KEYBOARD_DIVIDER_MOVE_OFFSET

How far (relativ) the divider does move when it is moved around by the cursor keys on the keyboard.

splitPane

protected JSplitPane splitPane

JSplitPane instance this instance is providing the look and feel for.

layoutManager

protected BasicSplitPaneUI.BasicHorizontalLayoutManager layoutManager

LayoutManager that is created and placed into the split pane.

divider

protected BasicSplitPaneDivider divider

Instance of the divider for this JSplitPane.

propertyChangeListener

protected PropertyChangeListener propertyChangeListener

Instance of the PropertyChangeListener for this JSplitPane.

focusListener

protected FocusListener focusListener

Instance of the FocusListener for this JSplitPane.

dividerSize

protected int dividerSize

The size of the divider while the dragging session is valid.

nonContinuousLayoutDivider

protected Component nonContinuousLayoutDivider

Instance for the shadow of the divider when non continuous layout is being used.

draggingHW

protected boolean draggingHW

Set to true in startDragging if any of the children (not including the nonContinuousLayoutDivider) are heavy weights.

beginDragDividerLocation

protected int beginDragDividerLocation

Location of the divider when the dragging session began.

upKey

protected KeyStroke upKey

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

downKey

protected KeyStroke downKey

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

leftKey

protected KeyStroke leftKey

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

rightKey

protected KeyStroke rightKey

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

homeKey

protected KeyStroke homeKey

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

endKey

protected KeyStroke endKey

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

dividerResizeToggleKey

protected KeyStroke dividerResizeToggleKey

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

keyboardUpLeftListener

protected ActionListener keyboardUpLeftListener

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

keyboardDownRightListener

protected ActionListener keyboardDownRightListener

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

keyboardHomeListener

protected ActionListener keyboardHomeListener

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

keyboardEndListener

protected ActionListener keyboardEndListener

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

keyboardResizeToggleListener

protected ActionListener keyboardResizeToggleListener

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this previously undocumented field is no longer used. Key bindings are now defined by the LookAndFeel, please refer to the key bindings specification for further details.

Constructor Detail

BasicSplitPaneUI

public BasicSplitPaneUI()

Method Detail

createUI

public static ComponentUI createUI(JComponent x)

Creates a new BasicSplitPaneUI instance

installUI

public void installUI(JComponent c)

Installs the UI.

Overrides:

installUI in class ComponentUI

installDefaults

protected void installDefaults()

Installs the UI defaults.

installListeners

protected void installListeners()

Installs the event listeners for the UI.

installKeyboardActions

protected void installKeyboardActions()

Installs the keyboard actions for the UI.

uninstallUI

public void uninstallUI(JComponent c)

Uninstalls the UI.

Overrides:

uninstallUI in class ComponentUI

uninstallDefaults

protected void uninstallDefaults()

Uninstalls the UI defaults.

uninstallListeners

protected void uninstallListeners()

Uninstalls the event listeners for the UI.

uninstallKeyboardActions

protected void uninstallKeyboardActions()

Uninstalls the keyboard actions for the UI.

createPropertyChangeListener

protected PropertyChangeListener createPropertyChangeListener()

Creates a PropertyChangeListener for the JSplitPane UI.

createFocusListener

protected FocusListener createFocusListener()

Creates a FocusListener for the JSplitPane UI.

createKeyboardUpLeftListener

protected ActionListener createKeyboardUpLeftListener()

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this method is no longer used. Subclassers previously using this method should instead create an Action wrapping the ActionListener, and register that Action by overriding installKeyboardActions and placing the Action in the SplitPane's ActionMap. Please refer to the key bindings specification for further details.

Creates a ActionListener for the JSplitPane UI that listens for specific key presses.

createKeyboardDownRightListener

protected ActionListener createKeyboardDownRightListener()

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this method is no longer used. Subclassers previously using this method should instead create an Action wrapping the ActionListener, and register that Action by overriding installKeyboardActions and placing the Action in the SplitPane's ActionMap. Please refer to the key bindings specification for further details.

Creates a ActionListener for the JSplitPane UI that listens for specific key presses.

createKeyboardHomeListener

protected ActionListener createKeyboardHomeListener()

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this method is no longer used. Subclassers previously using this method should instead create an Action wrapping the ActionListener, and register that Action by overriding installKeyboardActions and placing the Action in the SplitPane's ActionMap. Please refer to the key bindings specification for further details.

Creates a ActionListener for the JSplitPane UI that listens for specific key presses.

createKeyboardEndListener

protected ActionListener createKeyboardEndListener()

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this method is no longer used. Subclassers previously using this method should instead create an Action wrapping the ActionListener, and register that Action by overriding installKeyboardActions and placing the Action in the SplitPane's ActionMap. Please refer to the key bindings specification for further details.

Creates a ActionListener for the JSplitPane UI that listens for specific key presses.

createKeyboardResizeToggleListener

protected ActionListener createKeyboardResizeToggleListener()

Deprecated. As of Java 2 platform v1.3.

As of Java 2 platform v1.3 this method is no longer used. Subclassers previously using this method should instead create an Action wrapping the ActionListener, and register that Action by overriding installKeyboardActions and placing the Action in the SplitPane's ActionMap. Please refer to the key bindings specification for further details.

Creates a ActionListener for the JSplitPane UI that listens for specific key presses.

getOrientation

public int getOrientation()

Returns the orientation for the JSplitPane.

setOrientation

public void setOrientation(int orientation)

Set the orientation for the JSplitPane.

isContinuousLayout

public boolean isContinuousLayout()

Determines wether the JSplitPane is set to use a continuous layout.

setContinuousLayout

public void setContinuousLayout(boolean b)

Turn continuous layout on/off.

getLastDragLocation

public int getLastDragLocation()

Returns the last drag location of the JSplitPane.

setLastDragLocation

public void setLastDragLocation(int l)

Set the last drag location of the JSplitPane.

getDivider

public BasicSplitPaneDivider getDivider()

Returns the divider between the top Components.

createDefaultNonContinuousLayoutDivider

protected Component createDefaultNonContinuousLayoutDivider()

Returns the default non continuous layout divider, which is an instanceof Canvas that fills the background in dark gray.

setNonContinuousLayoutDivider

protected void setNonContinuousLayoutDivider(Component newDivider)

Sets the divider to use when the splitPane is configured to not continuously layout. This divider will only be used during a dragging session. It is recommended that the passed in component be a heavy weight.

setNonContinuousLayoutDivider

protected void setNonContinuousLayoutDivider(Component newDivider,
                                             boolean rememberSizes)

Sets the divider to use.

getNonContinuousLayoutDivider

public Component getNonContinuousLayoutDivider()

Returns the divider to use when the splitPane is configured to not continuously layout. This divider will only be used during a dragging session.

getSplitPane

public JSplitPane getSplitPane()

Returns the splitpane this instance is currently contained in.

createDefaultDivider

public BasicSplitPaneDivider createDefaultDivider()

Creates the default divider.

resetToPreferredSizes

public void resetToPreferredSizes(JSplitPane jc)

Messaged to reset the preferred sizes.

Overrides:

resetToPreferredSizes in class SplitPaneUI

setDividerLocation

public void setDividerLocation(JSplitPane jc,
                               int location)

Sets the location of the divider to location.

Overrides:

setDividerLocation in class SplitPaneUI

getDividerLocation

public int getDividerLocation(JSplitPane jc)

Returns the location of the divider, which may differ from what the splitpane thinks the location of the divider is.

Overrides:

getDividerLocation in class SplitPaneUI

getMinimumDividerLocation

public int getMinimumDividerLocation(JSplitPane jc)

Gets the minimum location of the divider.

Overrides:

getMinimumDividerLocation in class SplitPaneUI

getMaximumDividerLocation

public int getMaximumDividerLocation(JSplitPane jc)

Gets the maximum location of the divider.

Overrides:

getMaximumDividerLocation in class SplitPaneUI

finishedPaintingChildren

public void finishedPaintingChildren(JSplitPane jc,
                                     Graphics g)

Messaged after the JSplitPane the receiver is providing the look and feel for paints its children.

Overrides:

finishedPaintingChildren in class SplitPaneUI

paint

public void paint(Graphics g,
                  JComponent jc)

Messaged to paint the look and feel.

Overrides:

paint in class ComponentUI

getPreferredSize

public Dimension getPreferredSize(JComponent jc)

Returns the preferred size for the passed in component, This is passed off to the current layoutmanager.

Overrides:

getPreferredSize in class ComponentUI

getMinimumSize

public Dimension getMinimumSize(JComponent jc)

Returns the minimum size for the passed in component, This is passed off to the current layoutmanager.

Overrides:

getMinimumSize in class ComponentUI

getMaximumSize

public Dimension getMaximumSize(JComponent jc)

Returns the maximum size for the passed in component, This is passed off to the current layoutmanager.

Overrides:

getMaximumSize in class ComponentUI

getInsets

public Insets getInsets(JComponent jc)

Returns the insets. The insets are returned from the broder insets of the current border.

resetLayoutManager

protected void resetLayoutManager()

Resets the layout manager based on orientation and messages it with invalidateLayout to pull in appropriate Components.

startDragging

protected void startDragging()

Should be messaged before the dragging session starts, resets lastDragLocation and dividerSize.

dragDividerTo

protected void dragDividerTo(int location)

Messaged during a dragging session to move the divider to the passed in location. If continuousLayout is true the location is reset and the splitPane validated.

finishDraggingTo

protected void finishDraggingTo(int location)

Messaged to finish the dragging session. If not continuous display the dividers location will be reset.

getDividerBorderSize

protected int getDividerBorderSize()

Deprecated. As of Java 2 platform v1.3, instead set the border on the divider.

As of Java 2 platform v1.3 this method is no longer used. Instead you should set the border on the divider.

Returns the width of one side of the divider border.