ASPxDataDeletingEventArgs.Keys Property

Gets a dictionary of field name/value pairs that represent the primary key of the row to delete.

Namespace: DevExpress.Web.Data

Assembly: DevExpress.Web.v23.2.dll

NuGet Package: DevExpress.Web

Declaration

C#

public OrderedDictionary Keys { get; }

VB.NET

Public ReadOnly Property Keys As OrderedDictionary

Property Value

Type	Description
OrderedDictionary	A OrderedDictionary object that contains field name/value pairs that represent the primary key of the row to be deleted.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the Keys property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

aspxgridview-edit-in-memory-dataset/CS/WebApp/Default.aspx.cs#L74

protected void MasterGridView_RowDeleting(object sender, DevExpress.Web.Data.ASPxDataDeletingEventArgs e) {
    int i = MasterGridView.FindVisibleIndexByKeyValue(e.Keys[MasterGridView.KeyFieldName]);
    Control c = MasterGridView.FindDetailRowTemplateControl(i, "ASPxGridView2");

asp-net-web-forms-grid-create-master-detail-grid-at-runtime/CS/MasterDetailGrids/Default.aspx.cs#L144

SqlCommand cmd = new SqlCommand(query, DataHelper.GetConnection());
cmd.Parameters.Add("@ProductID", SqlDbType.Int).Value = e.Keys[0];
cmd.Connection.Open();

asp-net-web-forms-gridview-custom-buttons-in-batch-edit-mode/CS/T114462/Default.aspx.cs#L65

{
    DeleteItem(e.Keys, e.Values);
    CancelEditing(e);

aspxgridview-use-external-buttons-to-edit-records/CS/Solution/Default.aspx.cs#L56

DataTable table = GetTable();
DataRow found = table.Rows.Find(e.Keys[0]);
table.Rows.Remove(found);

VB.NET

aspxgridview-edit-in-memory-dataset/VB/WebApp/Default.aspx.vb#L86

Protected Sub MasterGridView_RowDeleting(ByVal sender As Object, ByVal e As DevExpress.Web.Data.ASPxDataDeletingEventArgs)
    Dim i As Integer = MasterGridView.FindVisibleIndexByKeyValue(e.Keys(MasterGridView.KeyFieldName))
    Dim c As Control = MasterGridView.FindDetailRowTemplateControl(i, "ASPxGridView2")

asp-net-web-forms-grid-create-master-detail-grid-at-runtime/VB/MasterDetailGrids/Default.aspx.vb#L148

Dim cmd As New SqlCommand(query, DataHelper.GetConnection())
cmd.Parameters.Add("@ProductID", SqlDbType.Int).Value = e.Keys(0)
cmd.Connection.Open()

asp-net-web-forms-gridview-custom-buttons-in-batch-edit-mode/VB/T114462/Default.aspx.vb#L54

Protected Sub Grid_RowDeleting(ByVal sender As Object, ByVal e As DevExpress.Web.Data.ASPxDataDeletingEventArgs)
    DeleteItem(e.Keys, e.Values)
    CancelEditing(e)

aspxgridview-use-external-buttons-to-edit-records/VB/Solution/Default.aspx.vb#L54

Dim table As DataTable = GetTable()
Dim found As DataRow = table.Rows.Find(e.Keys(0))
table.Rows.Remove(found)