Spread Windows Forms 12.0 Product Documentation
ParentRelationName Property (SheetView)
Example 


FarPoint.Win.Spread Assembly > FarPoint.Win.Spread Namespace > SheetView Class : ParentRelationName Property
Gets the data relation name for this sheet.
Syntax
'Declaration
 
Public ReadOnly Property ParentRelationName As String
'Usage
 
Dim instance As SheetView
Dim value As String
 
value = instance.ParentRelationName
public string ParentRelationName {get;}

Property Value

String containing the name of the parent relation
Remarks

This property is available at run time only.

Example
This example gets the parent of the active sheet.
DataSet ds = new System.Data.DataSet();
DataTable name; 
DataTable city; 
name = ds.Tables.Add("Customers"); 
name.Columns.AddRange(new DataColumn[] {new DataColumn("LastName", typeof(string)), new DataColumn("FirstName", typeof(string)),
new DataColumn("ID", typeof(Int32))}); 
name.Rows.Add(new object[] {"Fielding", "William", 0}); 
name.Rows.Add(new object[] {"Williams", "Arthur", 1}); 
name.Rows.Add(new object[] {"Zuchini", "Theodore", 2}); 
city = ds.Tables.Add("City/State"); 
city.Columns.AddRange(new DataColumn[] {new DataColumn("City", typeof(string)), new DataColumn("Owner", typeof(Int32)), new
DataColumn("State", typeof(string))}); 
city.Rows.Add(new object[] {"Atlanta", 0, "Georgia"}); 
city.Rows.Add(new object[] {"Boston", 1, "Mass."}); 
city.Rows.Add(new object[] {"Tampa", 2, "Fla."}); 
ds.Relations.Add("City/State", name.Columns["ID"], city.Columns["Owner"]);
fpSpread1.ActiveSheet.DataSource = ds;  
fpSpread1.ActiveSheet.DataMember = "Customers";
fpSpread1.ActiveSheet.SetColumnWidth(2, 150);
fpSpread1.ActiveSheet.ExpandRow(1, true);

private void fpSpread1_ChildViewCreated_1(object sender, FarPoint.Win.Spread.ChildViewCreatedEventArgs e)
{
    string s;
    int i;
    s = e.SheetView.ParentRelationName;
    i = e.SheetView.ParentRowIndex;
    label1.Text = "The name of the parent relation is " + s + " and the parent row index is " + i.ToString();
}
Dim ds As New System.Data.DataSet()
Dim name As DataTable
Dim city As DataTable
name = ds.Tables.Add("Customers")
name.Columns.AddRange(New DataColumn() {New DataColumn("LastName", Type.GetType("System.String")), New DataColumn("FirstName",
Type.GetType("System.String")), New DataColumn("ID", Type.GetType("System.Int32"))})
name.Rows.Add(New Object() {"Fielding", "William", 0})
name.Rows.Add(New Object() {"Williams", "Arthur", 1})
name.Rows.Add(New Object() {"Zuchini", "Theodore", 2})
city = ds.Tables.Add("City/State")
city.Columns.AddRange(New DataColumn() {New DataColumn("City", Type.GetType("System.String")), New DataColumn("Owner", Type.GetType("System.Int32")),
New DataColumn("State", Type.GetType("System.String"))})
city.Rows.Add(New Object() {"Atlanta", 0, "Georgia"})
city.Rows.Add(New Object() {"Boston", 1, "Mass."})
city.Rows.Add(New Object() {"Tampa", 2, "Fla."})
ds.Relations.Add("City/State", name.Columns("ID"), city.Columns("Owner"))
FpSpread1.ActiveSheet.DataSource = ds
FpSpread1.ActiveSheet.DataMember = "Customers"
FpSpread1.ActiveSheet.SetColumnWidth(2, 150)
FpSpread1.ActiveSheet.ExpandRow(1, True)

Private Sub FpSpread1_ChildViewCreated(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.ChildViewCreatedEventArgs) Handles
FpSpread1.ChildViewCreated
    Dim s As String
    Dim i As Integer
    s = e.SheetView.ParentRelationName
    i = e.SheetView.ParentRowIndex
    Label1.Text = "The name of the parent relation is " & s & " and the parent row index is " & i.ToString()
End Sub
See Also

Reference

SheetView Class
SheetView Members

User-Task Documentation

Working with Hierarchical Data Display