Spread for ASP.NET 11 Product Documentation
GetRowExpandable Method
Example 


FarPoint.Web.Spread Assembly > FarPoint.Web.Spread Namespace > SheetView Class : GetRowExpandable Method
Row index
Gets whether the row on this sheet is expandable in the hierarchical display.
Syntax
'Declaration
 
Public Overridable Function GetRowExpandable( _
   ByVal row As Integer _
) As Boolean
'Usage
 
Dim instance As SheetView
Dim row As Integer
Dim value As Boolean
 
value = instance.GetRowExpandable(row)
public virtual bool GetRowExpandable( 
   int row
)

Parameters

row
Row index

Return Value

true if row is expandable; false otherwise
Exceptions
ExceptionDescription
Specified row is out of range; must be between 0 and the number of rows
Example
This example returns if the specified row can be expanded.
System.Data.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.DataSource = ds;
FpSpread1.ActiveSheetView.SetRowExpandable(0, false);
bool b;
b = FpSpread1.ActiveSheetView.GetRowExpandable(0);
Response.Write("The row can be expanded is " + b.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.ActiveSheetView.DataSource = ds
FpSpread1.ActiveSheetView.SetRowExpandable(0, False)
Dim b As Boolean
b = FpSpread1.ActiveSheetView.GetRowExpandable(0)
Response.Write("The row can be expanded is " & b.ToString())
See Also

Reference

SheetView Class
SheetView Members
SetRowExpandable Method
IsRowExpanded Method

User-Task Documentation

Handling Row Expansion