======Поле PROPSHEETPAGE.pfnCallback======
  * **Пространство имен:** [[developers:references:topomatic.controls.dialogs|Topomatic.Controls.Dialogs]]
  * **Сборка:** Topomatic.Controls (в Topomatic.Controls.dll)
=====Синтаксис=====
<code csharp>public PropSheetCallback pfnCallback</code>
**Значение поля**
  * Тип: [[developers:references:topomatic.controls.dialogs.propsheetcallback|Topomatic.Controls.Dialogs.PropSheetCallback]]