TreeView and DataGrid association issues ''

3768552

After selecting a Node, multiple Rows are created and saved to the corresponding objects.

The problem is that when selecting another Node to create a Row, the previously created Row is still ``

How to make him realize which node to select and display the added lines of which node?

Please master pointer, wait online

3768552

That is, when clicking on a node, only the data of the added response line is displayed

shygza

Assign the object instance to the Node.Tag property, add a DataTable member to the object to save the row record

When used, in the AfterSelect event of Tree, bind the DataTable to the display
DataGrid.DataSource = ((object class) (e.Node.Tag)). DataTable