Occurs when an Edit Form is about to be displayed as a separate modal window.
[DXCategory("Editor")] public event ShowingPopupEditFormEventHandler ShowingPopupEditForm
<DXCategory("Editor")> Public Event ShowingPopupEditForm As ShowingPopupEditFormEventHandler
The ShowingPopupEditForm event's data class is DevExpress.XtraGrid.Views.Grid.ShowingPopupEditFormEventArgs.
You can respond to an Edit Form opening as a separate modal window by handling the ShowingPopupEditForm event. To get the handle that identifies a grid row for which the Edit Form is about to be displayed, use the RowHandle event argument. The BindableControls property provides access to the collection of editors on the Edit Form that are bound to the underlying data source. The EditForm property returns the XtraForm object representing the Edit Form that is about to be displayed.