TreeNode::SetAttribute

SetAttribute

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

Version

Minimum Origin Version Required: Origin 9.0

BOOL SetAttribute( LPCSTR lpcszAttrName, __int64 nVal )

BOOL SetAttribute( LPCSTR lpcszAttrName, void *pVal)

Minimum Origin Version Required: Origin 9.2 Beta1

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<int>& vnVals)

Minimum Origin Version Required: Origin 9.4

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<double>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<float>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<short>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<char>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<string>& vals)

Description

Sets the integer value of a node.

Sets the 64-bit integer value of a node.

Sets the void pointer value of a node.

Sets the double value of a node.

Sets the string attribute of the node.

Sets the integer vector value of a node.

Sets the double vector value of a node.

Sets the float vector value of a node.

Sets the short vector value of a node.

Sets the char vector value of a node.

Sets the string vector value of a node.

Syntax

BOOL SetAttribute( LPCSTR lpcszAttrName, int nVal )

BOOL SetAttribute( LPCSTR lpcszAttrName, __int64 nVal )

BOOL SetAttribute( LPCSTR lpcszAttrName, void *pVal)

BOOL SetAttribute( LPCSTR lpcszAttrName, double dVal )

BOOL SetAttribute( LPCSTR lpcszAttrName, LPCSTR strVal )

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<int>& vnVals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<double>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<float>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<short>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<char>& vals)

BOOL SetAttribute(LPCSTR lpcszAttrName, const vector<string>& vals)

Parameters

lpcszAttrName: [input] name of the node
nVal: [input] contains the integer value to be set into the node.

lpcszAttrName: [input] name of the node
nVal: [input] contains the 64-bit integer value to be set into the node.

lpcszAttrName: [input] name of the node
pVal: [input] contains the void pointer value to be set into the node.

lpcszAttrName: [input]name of the node
dVal: [input] contains the double value to be set into the node.

lpcszAttrName: [input]name of the node
strVal: [input] contains the string value to be set into the node.

lpcszAttrName: [input]name of the node
vnVals: [input] contains the integer vector value to be set into the node.

lpcszAttrName: [input]name of the node
vVals: [input] contains the double vector value to be set into the node.

lpcszAttrName: [input]name of the node
vVals: [input] contains the float vector value to be set into the node.

lpcszAttrName: [input]name of the node
vVals: [input] contains the short vector value to be set into the node.

lpcszAttrName: [input]name of the node
vVals: [input] contains the char vector value to be set into the node.

lpcszAttrName: [input]name of the node
vVals: [input] contains the stirng vector value to be set into the node.

Return

True if the node is found; FALSE otherwise

Examples

EX1

// Sets the integer value of a node 
void TreeNode_SetAttribute_ex1()
{     
        Tree myTree;
        TreeNode tn = myTree.AddTextNode("abc", "node1", 2); // add a node
        
        // add NodeID attribute
        tn.SetAttribute("NodeID", 5); 
        
        // get NodeID attribute
        int nVal;
        bool flag = tn.GetAttribute("NodeID", nVal);
        if( flag)
                printf("the NodeID attribute of node1 is %d", nVal);
        else
                printf("error, fail to find NodeID attribute");
}

EX2

// Sets the double value of a node. 
void TreeNode_SetAttribute_ex2()
{
        Tree myTree;    
        TreeNode tn = myTree.AddNode("abc");
                
        tn.SetAttribute("Value", 5.345);
        
        double dVal;
        bool flag = tn.GetAttribute("Value", dVal);
        if( flag )
                printf("Value attribute of abc node is %f", dVal);
        else
                printf("error, fail to find Value attribute");
}

EX3

//Sets the string attribute of the node. 
void TreeNode_SetAttribute_ex3()
{
        Tree myTree;
        TreeNode tn = myTree.AddNode("abc");
        
        tn.SetAttribute("Label", "xyz");
        
        string strVal;
        bool flag = tn.GetAttribute("Label", strVal);
        if( flag )
                printf("the string value of Label attribute is %s", strVal);
        else
                printf("error, fail to find Label attribute");            
}

EX4

// Sets the vector value of a node. 
void TreeNode_SetAttribute_ex4()
{
    Tree tr;
    TreeNode tn1 = tr.AddNode("node1",1);
    out_tree(tr);
    
    vector<int> vnVals = {1, 2, 3};
    tn1.SetAttribute("node1", vnVals);
    
    vector<int> vnVals2;
    if(tn1.GetAttribute("node1", vnVals2))
    {
        for(int nn = 0; nn < vnVals2.GetSize(); nn++)
        {
                printf("The value is %d\n", vnVals2[nn]);
        }
    }
    
    vector<string> vdVals = {"one", "tow", "three"};
    tn1.SetAttribute("node2", vdVals);
    
    vector<string> vdVals2;
    if(tn1.GetAttribute("node2", vdVals2))
    {
        for(int nn = 0; nn < vdVals2.GetSize(); nn++)
        {
                printf("The value is %s\n", vdVals2[nn]);
        }
    }
}