ASPxGridView.GetRowValuesByKeyValue(Object, String[]) Method

Returns the specified row’s values displayed within the specified columns (fields).

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v21.2.dll

NuGet Package: DevExpress.Web

Declaration

C#

public object GetRowValuesByKeyValue(
    object keyValue,
    params string[] fieldNames
)

VB.NET

Public Function GetRowValuesByKeyValue(
    keyValue As Object,
    ParamArray fieldNames As String()
) As Object

Parameters

Name	Type	Description
keyValue	Object	An object that uniquely identifies the row.
fieldNames	String[]	The names of data source fields whose values are returned.

Returns

Type	Description
Object	An object that contains the row values displayed within the specified columns (fields).

Example

The code sample below demonstrates how you can prohibit a user from editing data rows containing information unrelated to the Sales department.

C#

string UserDepartment = "Sales";
...
protected void MyGridView_StartRowEditing(object sender, DevExpress.Web.Data.ASPxStartRowEditingEventArgs e) {
     if (MyGridView.GetRowValuesByKeyValue(e.EditingKeyValue, "Department").ToString() != UserDepartment) {
          e.Cancel = true;
     }
}

VB.NET

Dim UserDepartment As String = "Sales"
...
Protected Sub MyGridView_StartRowEditing(sender As Object, e As DevExpress.Web.Data.ASPxStartRowEditingEventArgs)
    If MyGridView.GetRowValuesByKeyValue(e.EditingKeyValue, "Department").ToString() <> UserDepartment Then
        e.Cancel = True
    End If
End Sub

ASPX

<dx:ASPxGridView ID="MyGridView" runat="server" AutoGenerateColumns="False" DataSourceID="AccessDataSource1"
KeyFieldName="ID" OnStartRowEditing="MyGridView_StartRowEditing">
          <Columns>
          <dx:GridViewCommandColumn VisibleIndex="0">
                    <EditButton Visible="True">
                    </EditButton>
          </dx:GridViewCommandColumn>
          <dx:GridViewDataTextColumn FieldName="Department" ReadOnly="True" VisibleIndex="0">
          </dx:GridViewDataTextColumn>
          ...
          </Columns>
</dx:ASPxGridView>