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java.lang.Objectorg.zkoss.zul.AbstractTreeModel
public abstract class AbstractTreeModel
A skeletal implementation for TreeModel
.
Constructor Summary | |
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AbstractTreeModel(java.lang.Object root)
Constructor |
Method Summary | |
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void |
addTreeDataListener(TreeDataListener l)
Add a listener to the tree that's notified each time a change to the data model occurs |
protected void |
fireEvent(java.lang.Object node,
int indexFrom,
int indexTo,
int evtType)
Fires a TreeDataEvent for all registered listener
Note: you can invoke this method only in an event listener. |
int[] |
getPath(java.lang.Object parent,
java.lang.Object lastNode)
Returns an integer array to represent the path from parent(exclusive) to lastNode(inclusive). |
java.lang.Object |
getRoot()
Return the root of tree |
void |
removeTreeDataListener(TreeDataListener l)
Remove a listener to the tree that's notified each time a change to the data model occurs |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface org.zkoss.zul.TreeModel |
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getChild, getChildCount, isLeaf |
Constructor Detail |
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public AbstractTreeModel(java.lang.Object root)
root
- - root of treeMethod Detail |
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public java.lang.Object getRoot()
getRoot
in interface TreeModel
protected void fireEvent(java.lang.Object node, int indexFrom, int indexTo, int evtType)
TreeDataEvent
for all registered listener
Note: you can invoke this method only in an event listener.
public int[] getPath(java.lang.Object parent, java.lang.Object lastNode)
TreeModel
getPath
in interface TreeModel
parent
- the origin of PathlastNode
- the destination of Path
public void addTreeDataListener(TreeDataListener l)
TreeModel
addTreeDataListener
in interface TreeModel
l
- the listener to addpublic void removeTreeDataListener(TreeDataListener l)
TreeModel
removeTreeDataListener
in interface TreeModel
l
- the listener to remove
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