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Swing 1.1.1 |
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The interface that defines a suitable data model for a JTree.
| Method Summary | |
void |
addTreeModelListener(TreeModelListener l)
Adds a listener for the TreeModelEvent posted after the tree changes. |
Object |
getChild(Object parent,
int index)
Returns the child of parent at index index in the parent's child array. |
int |
getChildCount(Object parent)
Returns the number of children of parent. |
int |
getIndexOfChild(Object parent,
Object child)
Returns the index of child in parent. |
Object |
getRoot()
Returns the root of the tree. |
boolean |
isLeaf(Object node)
Returns true if node is a leaf. |
void |
removeTreeModelListener(TreeModelListener l)
Removes a listener previously added with addTreeModelListener(). |
void |
valueForPathChanged(TreePath path,
Object newValue)
Messaged when the user has altered the value for the item identified by path to newValue. |
| Method Detail |
public Object getRoot()
public Object getChild(Object parent,
int index)
parent - a node in the tree, obtained from this data sourcepublic int getChildCount(Object parent)
parent - a node in the tree, obtained from this data sourcepublic boolean isLeaf(Object node)
node - a node in the tree, obtained from this data source
public void valueForPathChanged(TreePath path,
Object newValue)
path - path to the node that the user has altered.newValue - the new value from the TreeCellEditor.
public int getIndexOfChild(Object parent,
Object child)
public void addTreeModelListener(TreeModelListener l)
l - the listener to addremoveTreeModelListener(javax.swing.event.TreeModelListener)public void removeTreeModelListener(TreeModelListener l)
l - the listener to removeaddTreeModelListener(javax.swing.event.TreeModelListener)
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Swing 1.1.1 |
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