ASPxCardView.GetCardValuesByKeyValue(Object, String[]) Method

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

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v19.1.dll

Declaration

C#

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

VB.NET

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

Parameters

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

Returns

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

Example

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

C#

string UserDepartment = "Sales";
...
protected void ASPxCardView1_StartCardEditing(object sender, DevExpress.Web.ASPxStartCardEditingEventArgs e)
{
    if (ASPxCardView1.GetCardValuesByKeyValue(e.EditingKeyValue, "Department").ToString() != UserDepartment) {
    e.Cancel = true;
}

ASPX

<dx:aspxcardview ID="ASPxCardView1" AutoGenerateColumns="False" runat="server" DataSourceID="ObjectDataSource1" KeyFieldName="Id" OnStartCardEditing="ASPxCardView1_StartCardEditing">
        <Columns>
            <dx:CardViewTextColumn FieldName="Department" VisibleIndex="0" Width="10%">
            </dx:CardViewTextColumn>
    ...
        </Columns>
</dx:aspxcardview>

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the GetCardValuesByKeyValue(Object, String[]) method.

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#

how-to-display-appointments-in-agenda-view-by-using-the-aspxgridview-component-t307060/CS/AgendaView/Agenda/AgendaViewControl.ascx.cs#L113

{
    object resourceCaption = GridControlResources.GetCardValuesByKeyValue(SelectedResourceId, "AgendaResourceName");
    if (resourceCaption == null)

VB.NET

how-to-display-appointments-in-agenda-view-by-using-the-aspxgridview-component-t307060/VB/AgendaView/Agenda/AgendaViewControl.ascx.vb#L95

ElseIf ShowResources Then
    Dim resourceCaption As Object = GridControlResources.GetCardValuesByKeyValue(SelectedResourceId, "AgendaResourceName")
    If resourceCaption Is Nothing Then