Module java.desktop

Interface TreeNode

    • Method Summary

      Modifier and Type Method Description
      Enumeration<? extends TreeNode> children()
      Returns the children of the receiver as an Enumeration.
      boolean getAllowsChildren()
      Returns true if the receiver allows children.
      TreeNode getChildAt​(int childIndex)
      Returns the child TreeNode at index childIndex.
      int getChildCount()
      Returns the number of children TreeNodes the receiver contains.
      int getIndex​(TreeNode node)
      Returns the index of node in the receivers children.
      TreeNode getParent()
      Returns the parent TreeNode of the receiver.
      boolean isLeaf()
      Returns true if the receiver is a leaf.
    • Method Detail

      • getChildAt

        TreeNode getChildAt​(int childIndex)
        Returns the child TreeNode at index childIndex.
        Parameters:
        childIndex - index of child
        Returns:
        the child node at given index
      • getChildCount

        int getChildCount()
        Returns the number of children TreeNodes the receiver contains.
        Returns:
        the number of children the receiver contains
      • getParent

        TreeNode getParent()
        Returns the parent TreeNode of the receiver.
        Returns:
        the parent of the receiver
      • getIndex

        int getIndex​(TreeNode node)
        Returns the index of node in the receivers children. If the receiver does not contain node, -1 will be returned.
        Parameters:
        node - node to be loked for
        Returns:
        index of specified node
      • getAllowsChildren

        boolean getAllowsChildren()
        Returns true if the receiver allows children.
        Returns:
        whether the receiver allows children
      • isLeaf

        boolean isLeaf()
        Returns true if the receiver is a leaf.
        Returns:
        whether the receiver is a leaf
      • children

        Enumeration<? extends TreeNode> children()
        Returns the children of the receiver as an Enumeration.
        Returns:
        the children of the receiver as an Enumeration