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I have a Data table TblTreeView which have four columns:
ParentID(pk) | ParentName| LeftChildID | RightChildID

and i want to display all data in tree view ;

like as
ParentName

|

|_LeftChildID

|

|_RightChildID

I was using
C#
SqlDataAdapter dataAdapter = new SqlDataAdapter("Select * from tblTreeView", SqlCon);
DataSet dataSet = new DataSet();

dataAdapter.Fill(dataSet);

TreeView1.DataSource = dataSet.Tables[0];
TreeView1.DataBind();

Then occur An error:- HierarchicalDataBoundControl only accepts data sources that implement IHierarchicalDataSource or IHierarchicalEnumerable.

Please Give me a code How can i do this;
Thank you Sir/Madam
Posted
Updated 29-Mar-13 21:26pm
v2

1 solution

Following article should help you out: From Table to TreeView…Displaying Hierarchies[^]
 
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