Spread for ASP.NET 7.0 Product Documentation
DataKeyField Property
See Also  Example Support Options
FarPoint.Web.Spread Assembly > FarPoint.Web.Spread Namespace > SheetView Class : DataKeyField Property


Glossary Item Box

Gets or sets the data key for this sheet.

Syntax

Visual Basic (Declaration) 
Public Property DataKeyField As Object
Visual Basic (Usage)Copy Code
Dim instance As SheetView
Dim value As Object
 
instance.DataKeyField = value
 
value = instance.DataKeyField
C# 
public object DataKeyField {get; set;}

Property Value

Object containing the data key

Remarks

This property is available at run time only.

This property gets or sets the DataKeyField object for this sheet. This property gets the identifier for a row.

Example

This example binds the SheetView to a database using several of its properties.
C#Copy Code
FarPoint.Web.Spread.SheetView sv = FpSpread1.ActiveSheetView;
string conStr = "Provider=Microsoft.JET.OLEDB.4.0;data source=d:\\nwind.mdb";
string sqlStr = "SELECT * FROM Employees";
System.Data.OleDb.OleDbConnection conn  = new System.Data.OleDb.OleDbConnection(conStr);
DataSet ds = new DataSet();
System.Data.OleDb.OleDbDataAdapter da = new System.Data.OleDb.OleDbDataAdapter(sqlStr, conn);
sv.DataMember = "Employees";
da.Fill(ds, sv.DataMember);
sv.DataSource = ds;
conn.Close();
sv.DataKeyField = "LastName";
Visual BasicCopy Code
Dim sv As FarPoint.Web.Spread.SheetView
sv = FpSpread1.ActiveSheetView
Dim conStr As String = "Provider=Microsoft.JET.OLEDB.4.0;data source=d:\\nwind.mdb"
Dim sqlStr As String = "SELECT * FROM Employees"
Dim conn As System.Data.OleDb.OleDbConnection = New System.Data.OleDb.OleDbConnection(conStr)
Dim ds As DataSet = New DataSet()
Dim da As System.Data.OleDb.OleDbDataAdapter = New System.Data.OleDb.OleDbDataAdapter(sqlStr, conn)
sv.DataMember = "Employees"
da.Fill(ds, sv.DataMember)
sv.DataSource = ds
conn.Close()
sv.DataKeyField = "LastName"

Requirements

Target Platforms: Windows 7, Windows 8, Windows Vista, Windows Server 2000, Windows 2000 Professional, Windows XP Professional, Windows NT 4.0 Workstation, SP6, Windows NT 4.0 Server, SP6

See Also

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