DashboardDesigner.DataItemPopupMenuShowing Event

Allows you to customize a data item popup menu invoked in the UI.

Namespace: DevExpress.DashboardWin

Assembly: DevExpress.Dashboard.v24.2.Win.dll

Declaration

C#

public event DataItemPopupMenuShowingEventHandler DataItemPopupMenuShowing

VB.NET

Public Event DataItemPopupMenuShowing As DataItemPopupMenuShowingEventHandler

Event Data

The DataItemPopupMenuShowing event's data class is DataItemPopupMenuShowingEventArgs. The following properties provide information specific to this event:

Property	Description
Allow	Gets or sets whether users can invoke a data item’s pop-up menu.
DashboardItemName	Gets the component name of the dashboard item for which the event is raised.
DataItem	Gets a data item for which a pop-up menu is invoked.
Menu	Gets a data item’s pop-up menu.

Remarks

The following code snippet shows how to hide the Day group interval option in pop-up menus of data items in the Arguments section:

C#

using System.Linq;
using System.Windows.Forms;
using DevExpress.DashboardCommon;
using DevExpress.XtraBars;

// ...
private void dashboardDesigner1_DataItemPopupMenuShowing(object sender, DevExpress.DashboardWin.DataItemPopupMenuShowingEventArgs e){
  CustomDashboardItem<FunnelItemMetadata> dashboardItem = dashboardDesigner1.Dashboard.Items[e.DashboardItemName] as CustomDashboardItem<FunnelItemMetadata>;
      if(dashboardItem != null){
      Dimension dimension = e.DataItem as Dimension;
        if (dashboardItem.Metadata.Arguments.Contains(dimension)){
          foreach (BarItemLink link in e.Menu.ItemLinks.Where(x => x.Data is DateTimeGroupInterval))
              link.Visible = ((DateTimeGroupInterval)link.Data) != DateTimeGroupInterval.Day;
        }
      }
}

VB.NET

Imports System.Linq
Imports System.Windows.Forms
Imports DevExpress.DashboardCommon
Imports DevExpress.XtraBars

' ...
Private Sub dashboardDesigner1_DataItemPopupMenuShowing(ByVal sender As Object, ByVal e As DevExpress.DashboardWin.DataItemPopupMenuShowingEventArgs)
  Dim dashboardItem As CustomDashboardItem(Of FunnelItemMetadata) = TryCast(dashboardDesigner1.Dashboard.Items(e.DashboardItemName), CustomDashboardItem(Of FunnelItemMetadata))
      If dashboardItem IsNot Nothing Then
      Dim dimension As Dimension = TryCast(e.DataItem, Dimension)
        If dashboardItem.Metadata.Arguments.Contains(dimension) Then
          For Each link As BarItemLink In e.Menu.ItemLinks.Where(Function(x) TypeOf x.Data Is DateTimeGroupInterval)
              link.Visible = (CType(link.Data, DateTimeGroupInterval)) IsNot DateTimeGroupInterval.Day
          Next link
        End If
      End If
End Sub