Java javax.swing.plaf.basic Class BasicSplitPaneUI（JDK8）

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.

  See Also:

  Constant Field Values

• KEYBOARD_DIVIDER_MOVE_OFFSET

  protected static int KEYBOARD_DIVIDER_MOVE_OFFSET

  How far (relative) 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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  Parameters:

  c - the component where this UI delegate is being installed

  See Also:

  ComponentUI.uninstallUI(javax.swing.JComponent), JComponent.setUI(javax.swing.plaf.ComponentUI), JComponent.updateUI()

• 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

  Parameters:

  c - the component from which this UI delegate is being removed; this argument is often ignored, but might be used if the UI object is stateless and shared by multiple components

  See Also:

  ComponentUI.installUI(javax.swing.JComponent), JComponent.updateUI()

• 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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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

  @Deprecated
  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 whether 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 instance of Canvas that fills in the background with 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.

  Specified by:

  resetToPreferredSizes in class SplitPaneUI

• setDividerLocation

  public void setDividerLocation(JSplitPane jc,
                                 int location)

  Sets the location of the divider to location.

  Specified by:

  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.

  Specified by:

  getDividerLocation in class SplitPaneUI

• getMinimumDividerLocation

  public int getMinimumDividerLocation(JSplitPane jc)

  Gets the minimum location of the divider.

  Specified by:

  getMinimumDividerLocation in class SplitPaneUI

• getMaximumDividerLocation

  public int getMaximumDividerLocation(JSplitPane jc)

  Gets the maximum location of the divider.

  Specified by:

  getMaximumDividerLocation in class SplitPaneUI

• finishedPaintingChildren

  public void finishedPaintingChildren(JSplitPane sp,
                                       Graphics g)

  Called when the specified split pane has finished painting its children.

  Specified by:

  finishedPaintingChildren in class SplitPaneUI

• paint

  public void paint(Graphics g,
                    JComponent jc)

  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.

  Overrides:

  paint in class ComponentUI

  Parameters:

  g - the Graphics context in which to paint

  jc - the component being painted; this argument is often ignored, but might be used if the UI object is stateless and shared by multiple components

  See Also:

  ComponentUI.update(java.awt.Graphics, javax.swing.JComponent)

• getPreferredSize

  public Dimension getPreferredSize(JComponent jc)

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

  Overrides:

  getPreferredSize in class ComponentUI

  Parameters:

  jc - the component whose preferred size is being queried; this argument is often ignored, but might be used if the UI object is stateless and shared by multiple components

  See Also:

  JComponent.getPreferredSize(), LayoutManager.preferredLayoutSize(java.awt.Container)

• getMinimumSize

  public Dimension getMinimumSize(JComponent jc)

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

  Overrides:

  getMinimumSize in class ComponentUI

  Parameters:

  jc - the component whose minimum size is being queried; this argument is often ignored, but might be used if the UI object is stateless and shared by multiple components

  Returns:

  a Dimension object or null

  See Also:

  JComponent.getMinimumSize(), LayoutManager.minimumLayoutSize(java.awt.Container), ComponentUI.getPreferredSize(javax.swing.JComponent)

• getMaximumSize

  public Dimension getMaximumSize(JComponent jc)

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

  Overrides:

  getMaximumSize in class ComponentUI

  Parameters:

  jc - the component whose maximum size is being queried; this argument is often ignored, but might be used if the UI object is stateless and shared by multiple components

  Returns:

  a Dimension object or null

  See Also:

  JComponent.getMaximumSize(), LayoutManager2.maximumLayoutSize(java.awt.Container)

• getInsets

  public Insets getInsets(JComponent jc)

  Returns the insets. The insets are returned from the border 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

  @Deprecated
  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.