The Popup Edit Form allows end-users to edit cell values. It is displayed when an end-user clicks the Edit command item within the command column, provided that the TreeListSettingsEditing.Mode option is set to TreeListEditMode.PopupEditForm.
The Popup Edit Form mode allows you to display images and memo data together with in-line editing. As such, page constraints are used more effectively.
The table below lists the main properties which affect the element's functionality:
The popup edit form (ASPxPopupControl class instance) template cannot contain another popup element (ASPxPopupControl or ASPxDockPanel). Refer to the ASPxPopupControl limitations topic for more information.