GetModelColumnFromDataColumn Method (DefaultSheetDataModel)

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

Syntax

Visual Basic
C#

'Declaration
 
Public Function GetModelColumnFromDataColumn( _
   ByVal datacolumn As Integer _
) As Integer

'Usage
 
Dim instance As DefaultSheetDataModel
Dim datacolumn As Integer
Dim value As Integer
 
value = instance.GetModelColumnFromDataColumn(datacolumn)

public int GetModelColumnFromDataColumn( 
   int datacolumn
)

Parameters

datacolumn: Index of the column in the data source

Return Value

Integer index of the column in the model

Example

This example returns the column in the model for the specified data source column.

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.GetModelColumnFromDataColumn(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.GetModelColumnFromDataColumn(0)
Response.Write(i.ToString())

Reference

DefaultSheetDataModel Class
DefaultSheetDataModel Members