Package org.jdesktop.swingx
Class JXTree.DelegatingRenderer
- java.lang.Object
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- org.jdesktop.swingx.JXTree.DelegatingRenderer
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- All Implemented Interfaces:
TreeCellRenderer
,RolloverRenderer
- Enclosing class:
- JXTree
public class JXTree.DelegatingRenderer extends Object implements TreeCellRenderer, RolloverRenderer
A decorator for the original TreeCellRenderer. Needed to hook highlighters after messaging the delegate.PENDING JW: formally implement UIDependent? PENDING JW: missing updateUI anyway (got lost when c&p from JXList ;-) PENDING JW: missing override of updateUI in xtree ...
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Constructor Summary
Constructors Constructor Description DelegatingRenderer()
Instantiates a DelegatingRenderer with tree's default renderer as delegate.DelegatingRenderer(TreeCellRenderer delegate)
Instantiates a DelegatingRenderer with the given delegate.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
doClick()
Same as AbstractButton.doClick().TreeCellRenderer
getDelegateRenderer()
Returns the delegate.Component
getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus)
boolean
isEnabled()
void
setClosedIcon(Icon closedIcon)
void
setDelegateRenderer(TreeCellRenderer delegate)
Sets the delegate.void
setLeafIcon(Icon leafIcon)
void
setOpenIcon(Icon openIcon)
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Constructor Detail
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DelegatingRenderer
public DelegatingRenderer()
Instantiates a DelegatingRenderer with tree's default renderer as delegate.
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DelegatingRenderer
public DelegatingRenderer(TreeCellRenderer delegate)
Instantiates a DelegatingRenderer with the given delegate. If the delegate is null, the default is created via the list's factory method.- Parameters:
delegate
- the delegate to use, if null the tree's default is created and used.
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Method Detail
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setDelegateRenderer
public void setDelegateRenderer(TreeCellRenderer delegate)
Sets the delegate. If the delegate is null, the default is created via the list's factory method. Updates the folder/leaf icons. THINK: how to update? always override with this.icons, only if renderer's icons are null, update this icons if they are not, update all if only one is != null.... ??- Parameters:
delegate
- the delegate to use, if null the list's default is created and used.
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setClosedIcon
public void setClosedIcon(Icon closedIcon)
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setOpenIcon
public void setOpenIcon(Icon openIcon)
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setLeafIcon
public void setLeafIcon(Icon leafIcon)
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getDelegateRenderer
public TreeCellRenderer getDelegateRenderer()
Returns the delegate.- Returns:
- the delegate renderer used by this renderer, guaranteed to not-null.
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getTreeCellRendererComponent
public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus)
Overridden to apply the highlighters, if any, after calling the delegate. The decorators are not applied if the row is invalid.
- Specified by:
getTreeCellRendererComponent
in interfaceTreeCellRenderer
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isEnabled
public boolean isEnabled()
- Specified by:
isEnabled
in interfaceRolloverRenderer
- Returns:
- true if rollover effects are on and clickable.
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doClick
public void doClick()
Description copied from interface:RolloverRenderer
Same as AbstractButton.doClick(). It's up to client code to prepare the renderer's component before calling this method.- Specified by:
doClick
in interfaceRolloverRenderer
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