ColorComboBox Represents a combobox that allows to choose a color.

 ColorDropDown Represents a drop-down control that allows to choose a color.

 ColorPopup Represents a popup window that alows to choose a color.

 DataColumnComboBox Represents the combobox used to select a data column.

 DataTreeView This is an internal control that represents the data tree.

 FRSplitContainer Split Container Control

 LabelLine Represents the label with line.

 PageControl Represents a control that may contain several pages. It is similar to the TabControl but contains no tabs. This control is widely used in wizards.

 PageControlPage This class represents a single page of the control.

 PopupCancelEventArgs Arguments to a PopupCancelEvent. Provides a reference to the popup form that is to be closed and allows the operation to be cancelled.

 PopupWindow Represents a popup form.

 TextBoxButton Represents the control that combines a textbox and a button.

 TreeViewMultiSelect TreeView control with multiselect support.

 DataTreeSelectedItemType This is an internal enum that represents the selected datatree item type.