Blt_TreeGetNode - Finds the node from the ID.
Contents
Arguments
Blt_Tree tree (in) Tree containing the requested node.
unsigned int number (in) Serial number of the requested node.
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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.
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)
Name
Blt_TreeGetNode - Finds the node from the ID.
Returns
The node represented by the given serial number is returned. If no node with that ID exists in tree then
NULL is returned.
Synopsis
#include<bltTree.h>
Blt_TreeNode
Blt_TreeGetNode(tree, number)
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