GetDataColumnFromModelColumn Method (DefaultSheetDataModel)

In This Topic

Gets the data source column index for the specified column in the model.

Syntax

Visual Basic
C#

'Declaration
 
Public Function GetDataColumnFromModelColumn( _
   ByVal column As Integer _
) As Integer

'Usage
 
Dim instance As DefaultSheetDataModel
Dim column As Integer
Dim value As Integer
 
value = instance.GetDataColumnFromModelColumn(column)

public int GetDataColumnFromModelColumn( 
   int column
)

Parameters

column: Index of the column in the model

Return Value

Integer index of the column in the data source

Example

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"]); 
FarPoint.Web.Spread.Model.DefaultSheetDataModel dataModel = new FarPoint.Web.Spread.Model.DefaultSheetDataModel(name.Rows.Count,
name.Columns.Count); 
dataModel.DataSource = ds; 
FpSpread1.ActiveSheetView.DataModel = dataModel; 
FpSpread1.ActiveSheetView.ExpandRow(0, true); 
int i; 
i = dataModel.GetDataColumnFromModelColumn(0);
Response.Write(i.ToString());

Visual Basic

Dim ds = 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", GetType(String)), New DataColumn("FirstName", GetType(String)),
New DataColumn("ID", GetType(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", GetType(String)), New DataColumn("Owner", GetType(Int32)),
New DataColumn("State", GetType(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"))
Dim dataModel As New FarPoint.Web.Spread.Model.DefaultSheetDataModel(name.Rows.Count, name.Columns.Count)
dataModel.DataSource = ds
FpSpread1.ActiveSheetView.DataModel = dataModel
FpSpread1.ActiveSheetView.ExpandRow(0, True)
Dim i As Integer
i = dataModel.GetDataColumnFromModelColumn(0)
Response.Write(i.ToString())

Reference

DefaultSheetDataModel Class
DefaultSheetDataModel Members

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