ASPxCardViewCommandButtonEventArgs.ButtonType Property

Gets the type of the command button currently being initialized.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v22.2.dll

NuGet Package: DevExpress.Web

Declaration

C#

public CardViewCommandButtonType ButtonType { get; }

VB.NET

Public ReadOnly Property ButtonType As CardViewCommandButtonType

Property Value

Type	Description
CardViewCommandButtonType	One of the ColumnCommandButtonType enumeration values.

Available values:

Show 12 items

Name	Description
Edit	Corresponds to the Edit command. Switches the ASPxCardView to edit mode.
New	Corresponds to the New command. Creates a new card.
Delete	Corresponds to the Delete command. Deletes the current card.
Select	Corresponds to the Select command. Selects/deselects cards.
Update	Corresponds to the Update command. Saves all the changes made to the current card and switches the ASPxCardView to browse mode.
Cancel	Corresponds to the Cancel command. Discards any changes made to the current card and switches the ASPxCardView to browse mode.
UpdateSummaries	Corresponds to the Update summaries command. Recalculates total and group summaries when a user increases a cell value that was equal to the calculated minimum or decreases a value that was equal to the calculated maximum.
SelectCheckbox	Corresponds to the Select command initiated via a select check box or radio button. Selects/deselects cards.
ApplySearchPanelFilter	Corresponds to the Apply command. Applies the filter specified in the search panel.
ClearSearchPanelFilter	Corresponds to the Clear command. Clears the filter specified in the search panel.
EndlessPagingShowMoreCards	Corresponds to the Show more cards link. Loads cards on demand when endless paging is enabled.
Recover	Corresponds to the Recover command. Recovers the deleted cards.

Example

The following example uses an external check box to change the visibility of ASPxCardView check boxes in multi-selection mode.

View Example

Default.aspx

<dx:ASPxCheckBox ID="chkDisabled" runat="server" Text="Disable selection checkboxes"
    AutoPostBack="true" />

<dx:ASPxCardView ID="ASPxCardView1" runat="server" DataSourceID="AccessDataSource1" KeyFieldName="CustomerID" OnCommandButtonInitialize="ASPxCardView1_CommandButtonInitialize" AutoGenerateColumns="False">
    <Columns>
        <dx:CardViewTextColumn FieldName="CompanyName" VisibleIndex="1">
        </dx:CardViewTextColumn>
        <dx:CardViewTextColumn FieldName="ContactName" VisibleIndex="2">
        </dx:CardViewTextColumn>
        <dx:CardViewTextColumn FieldName="City" VisibleIndex="5">
        </dx:CardViewTextColumn>
        <dx:CardViewTextColumn FieldName="Region" VisibleIndex="6">
        </dx:CardViewTextColumn>
        <dx:CardViewTextColumn FieldName="Country" VisibleIndex="8">
        </dx:CardViewTextColumn>
    </Columns>
    <CardLayoutProperties>
        <Items>
            <dx:CardViewCommandLayoutItem HorizontalAlign="Right" ShowSelectCheckbox="True">
            </dx:CardViewCommandLayoutItem>
            <dx:CardViewColumnLayoutItem ColumnName="Company Name">
            </dx:CardViewColumnLayoutItem>
            <dx:CardViewColumnLayoutItem ColumnName="Contact Name">
            </dx:CardViewColumnLayoutItem>
            <dx:CardViewColumnLayoutItem ColumnName="City">
            </dx:CardViewColumnLayoutItem>
            <dx:CardViewColumnLayoutItem ColumnName="Region">
            </dx:CardViewColumnLayoutItem>
            <dx:CardViewColumnLayoutItem ColumnName="Country">
            </dx:CardViewColumnLayoutItem>
            <dx:EditModeCommandLayoutItem HorizontalAlign="Right">
            </dx:EditModeCommandLayoutItem>
        </Items>
    </CardLayoutProperties>
    </dx:ASPxCardView>  
<br />
<asp:AccessDataSource ID="AccessDataSource1" runat="server" DataFile="~/App_Data/nwind.mdb"
    SelectCommand="SELECT * FROM [Customers]" />  

Default.aspx.cs

using System;
using DevExpress.Web;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e) {

    }
    protected void ASPxCardView1_CommandButtonInitialize(object sender, DevExpress.Web.ASPxCardViewCommandButtonEventArgs e) {
        if (e.ButtonType == CardViewCommandButtonType.SelectCheckbox)
            e.Visible = !chkDisabled.Checked;
    }
}

Default.aspx.vb

Imports System
Imports DevExpress.Web

Partial Public Class _Default
    Inherits System.Web.UI.Page

    Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)

    End Sub
    Protected Sub ASPxCardView1_CommandButtonInitialize(ByVal sender As Object, ByVal e As DevExpress.Web.ASPxCardViewCommandButtonEventArgs)
        If e.ButtonType = CardViewCommandButtonType.SelectCheckbox Then
            e.Visible = Not chkDisabled.Checked
        End If
    End Sub
End Class