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Structure

This article describes the inner structure and organization of the elements which build the RadDropDownList control.

Figure 1: RadDropDownList visual structure

dropdown-and-listcontrol-dropdownlist-structure 001

  1. StackLayoutElement: Serves as a container element defining a stack layout.

  2. RadDropDownListEditableAreaElement: Contains a RadDropDownTextBoxElement responsible for handling user input.

  3. RadDropDownListArrowButtonElement: Expands the RadListElement.

  4. RadListElement: Parent element containing the populated items and the scroll bar.

  5. RadScrollbarElement: Scrolls through the items.

  6. RadListVisualItem: Visual representation of the populated RadListDataItem.

  7. SizeGripElement: Resizes the drop down element.

See Also