DragonFly On-Line Manual Pages

Blt_TreeGetNode(3)          BLT Library Procedures          Blt_TreeGetNode(3)

______________________________________________________________________________

NAME
       Blt_TreeGetNode - Finds the node from the ID.

SYNOPSIS
       #include <bltTree.h>

       Blt_TreeNode
       Blt_TreeGetNode(tree, number)

ARGUMENTS
       Blt_Tree       tree     (in)      Tree containing the requested node.

       unsigned int   number   (in)      Serial number of the requested node.
______________________________________________________________________________

DESCRIPTION
       This procedure returns a node in a tree object based upon a give serial
       number.  The node is searched using the serial number.

       The arguments are as follows:

       tree      The tree containing the requested node.

       number    The serial number of the requested node.

RETURNS
       The node represented by the given serial number is returned.  If no
       node with that ID exists in tree then NULL is returned.

EXAMPLE
       The following example gets the node from a serial number.

              unsigned int number;
              Blt_TreeNode node;
              Blt_TreeToken token;
              node = Blt_TreeGetNode(token, number);
              if (node == NULL) {
                  printf("no node with ID %d exists\n", number);
              } else {
                  printf("node found: label is %s\n", Blt_TreeNodeLabel(node));
              }

KEYWORDS
       Tcl_TreeCreateNode, Tcl_TreeDeleteNode

BLT                                   2.5                   Blt_TreeGetNode(3)