Tree::Load

Load

1 Description
2 Syntax
3 Parameters
4 Return
5 Examples
6 Remark
7 See Also
8 Header to Include

Description

Gets a tree from an XML file.

Only support the XML file saved in Origin, see Tree::Save.

Syntax

BOOL Load( LPCSTR File, int nType = 0 )

Parameters

File: [input] file name
nType: [input] unuseful argument.

Return

TRUE if the tree can be created; FALSE otherwise

Examples

EX1

void Tree_Load_ex1()
{
        Tree tr;                                                //Create a tree
        TreeNode tn1 = tr.AddNode("Root");
        tn1.AddTextNode("abc", "SubNode1");
        tn1.AddTextNode("efg", "SubNode2");

        tr.Save("c:\\myTree.xml");                //Save the tree

        if( tr.Load("c:\\myTree.xml") )    //Load the tree
        {
                printf("------Output total tree------\n");
                out_tree(tr);                                 // output the tree

                // access tree nodes
                TreeNode tnRoot = tr.GetNode("Root");
                if(tnRoot)
                {
                        TreeNode tn1 = tnRoot.GetNode("SubNode1");
                        out_str("The string value of the first node: " + tn1.strVal);

                        TreeNode tn2 = tnRoot.GetNode("SubNode2");
                        out_str("The string value of the second node: " + tn2.strVal);
                }
        }
        else
                out_str("File not existed or this XML format not support");

}