Package org.jdesktop.swingx.rollover
Class TreeRolloverController<T extends JTree>
- java.lang.Object
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- org.jdesktop.swingx.rollover.RolloverController<T>
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- org.jdesktop.swingx.rollover.TreeRolloverController<T>
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- All Implemented Interfaces:
PropertyChangeListener
,EventListener
public class TreeRolloverController<T extends JTree> extends RolloverController<T>
listens to rollover properties. Repaints effected component regions. Updates link cursor.- Author:
- Jeanette Winzenburg
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Field Summary
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Fields inherited from class org.jdesktop.swingx.rollover.RolloverController
component, EXECUTE_BUTTON_ACTIONCOMMAND
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Constructor Summary
Constructors Constructor Description TreeRolloverController()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Point
getFocusedCell()
The coordinates of the focused cell in view coordinates.protected RolloverRenderer
getRolloverRenderer(Point location, boolean prepare)
Returns the rolloverRenderer at the given location.protected void
rollover(Point oldLocation, Point newLocation)
called on change of client property Rollover_Key.-
Methods inherited from class org.jdesktop.swingx.rollover.RolloverController
click, createExecuteButtonAction, hasRollover, install, isClickable, propertyChange, registerExecuteButtonAction, release, unregisterExecuteButtonAction
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Method Detail
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rollover
protected void rollover(Point oldLocation, Point newLocation)
Description copied from class:RolloverController
called on change of client property Rollover_Key.- Specified by:
rollover
in classRolloverController<T extends JTree>
- Parameters:
oldLocation
- the old value of the rollover location.newLocation
- the new value of the rollover location.
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getRolloverRenderer
protected RolloverRenderer getRolloverRenderer(Point location, boolean prepare)
Description copied from class:RolloverController
Returns the rolloverRenderer at the given location.The result may be null if there is none or if rollover is not enabled. If the prepare flag is true, the renderer will be prepared with value and state as appropriate for the given location. Note: PRE - the location must be valid in cell coordinate space.
- Specified by:
getRolloverRenderer
in classRolloverController<T extends JTree>
- Parameters:
location
- a valid location in cell coordinates, p.x == column, p.y == row.- Returns:
RolloverRenderer
at the given location
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getFocusedCell
protected Point getFocusedCell()
Description copied from class:RolloverController
The coordinates of the focused cell in view coordinates. This method is called if the click action is invoked by a keyStroke. The returned cell coordinates should be related to what is typically interpreted as "focused" in the context of the component. p.x == focused column, p.y == focused row. A null return value or any coordinate value of < 0 is interpreted as "outside".- Specified by:
getFocusedCell
in classRolloverController<T extends JTree>
- Returns:
- the location of the focused cell.
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