Spread Windows Forms 9.0 Product Documentation
DataSource Property (DefaultSheetDataModel)
Example 


Gets or sets the data source.
Syntax
'Declaration
 
Public Property DataSource As Object
'Usage
 
Dim instance As DefaultSheetDataModel
Dim value As Object
 
instance.DataSource = value
 
value = instance.DataSource
public object DataSource {get; set;}

Property Value

Object containing the data source
Exceptions
ExceptionDescription
System.ArgumentExceptionData source is empty
Example
This example adds the row to the data source.
DataSet ds = new DataSet();
DataTable emp = new DataTable("Employees");
DataTable div = new DataTable("Division");
emp.Columns.Add("LastName");
emp.Columns.Add("FirstName");
emp.Rows.Add(new Object[] {"Jones", "Marianne"});
emp.Rows.Add(new Object[] {"Fieldes", "Anna"});
div.Columns.Add("Section");
div.Columns.Add("Specialty");
div.Rows.Add(new Object[] {"Finance", "Taxes"});
div.Rows.Add(new Object[] {"Mergers", "Legal"});
ds.Tables.AddRange(new DataTable[] {emp, div});

new FarPoint.Win.Spread.Model.DefaultSheetDataModel dataModel = new FarPoint.Win.Spread.Model.DefaultSheetDataModel();
dataModel.DataSource = ds;
dataModel.DataMember = "Employees";
dataModel.AddUnboundRows(1, 3);
fpSpread1.ActiveSheet.Models.Data = dataModel;
dataModel.AddRowToDataSource(1, true);
dataModel.SetValue(1, 0, "Kingsley");
dataModel.SetValue(1, 1, "Mark");
Dim ex As FarPoint.CalcEngine.Expression
Dim dataModel As New FarPoint.Win.Spread.Model.DefaultSheetDataModel(10, 10)
dataModel.AddCustomName("TWICESUM", New FarPoint.CalcEngine.DoubleExpression(10))
dataModel.SetFormula(1, 1, "TWICESUM")
FpSpread1.ActiveSheet.Models.Data = dataModel
ex = dataModel.GetExpression(1, 1)
dataModel.EvaluateExpression(1, 1, ex)
MessageBox.Show("The expression is " & ex.ToString())
Requirements

Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows Server 2012 R2, Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10

See Also

Reference

DefaultSheetDataModel Class
DefaultSheetDataModel Members

 

 


Copyright © GrapeCity, inc. All rights reserved.