| Class | Description |
![Class](template/packages/core-dotnet/images/Class.png) | BackstageViewTab | Represents a tab element in a C1BackstageView component. |
![Class](template/packages/core-dotnet/images/Class.png) | C1BackstageView | The main button at the top-left corner of the ribbon, which presents a drop-down menu of the full size of the application that contains functionality previously found in the File menu. |
![Class](template/packages/core-dotnet/images/Class.png) | C1Ribbon | The Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | C1RibbonForm | Represents the Ribbon Form and has been calculated to display the C1Ribbon and C1StatusBar controls. The Ribbon Form allows the Ribbon to display its items in the TitleBar area. |
![Class](template/packages/core-dotnet/images/Class.png) | C1StatusBar | Represents a Status Bar control to be used with a C1Ribbon control in place of a standard C1StatusBar. |
![Class](template/packages/core-dotnet/images/Class.png) | ContextMenuPopupEventArgs | Provides data for the C1Ribbon.ContextMenuPopup event. |
![Class](template/packages/core-dotnet/images/Class.png) | ControlHostFromXmlNodeEventArgs | Provides data for the ControlHostFromXmlNode event. |
![Class](template/packages/core-dotnet/images/Class.png) | DrawItemEventArgs | Provides data for the DrawItem event. |
![Class](template/packages/core-dotnet/images/Class.png) | ElementToolTipEventArgs | Provides data for the RibbonGallery.ElementToolTipShowing event. |
![Class](template/packages/core-dotnet/images/Class.png) | GalleryEventArgs | Provides data for Ribbon gallery events. |
![Class](template/packages/core-dotnet/images/Class.png) | GroupDeserializedEventArgs | Provides data for the GroupDeserialized event. |
![Class](template/packages/core-dotnet/images/Class.png) | ItemDeserializedEventArgs | Provides data for the ItemDeserialized event. |
![Class](template/packages/core-dotnet/images/Class.png) | MeasureItemEventArgs | Provides data for the MeasureItem event. |
![Class](template/packages/core-dotnet/images/Class.png) | MoreButtonSettings | Exposes properties of the C1Ribbon the more button from simplified view of ribbon. |
![Class](template/packages/core-dotnet/images/Class.png) | PrepareDateTimeFormatEventArgs | Provides data for the PrepareDateTimeFormat event. |
![Class](template/packages/core-dotnet/images/Class.png) | PrepareNumberFormatEventArgs | Provides data for the PrepareNumberFormat event. |
![Class](template/packages/core-dotnet/images/Class.png) | QatItemsChangedEventArgs | Provides data for the RibbonQat.ItemsChanged event. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonApplicationMenu | The main button at the top-left corner of the ribbon, which presents a drop-down menu (RibbonApplicationMenu) that contains functionality previously found in the File menu. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonBottomToolBar | Toolbar that appears below the Ribbon. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonButton | Represents a button element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonCheckBox | Represents a check box element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonColorPalette | Class that defines named groups of colors. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonColorPaletteEntry | Class that contains information about the color, its name and description. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonColorPicker | Represents a color picker element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonColorPickerItem | Represents a color palette used to build custom color picker elements. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonComboBox | Represents a combo box element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonConfigToolBar | Customizable toolbar with frequently used buttons and other elements. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonContextualTabGroup | Implements a contextual tab group. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonControlHost | Represents a control host in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonDatePicker | Represents a date-picker element in C1Ribbon and C1StatusBar controls. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonDropDownBase | RibbonDropDownBase is a RibbonItem that can contain other Ribbon items in the drop-down portion. It serves as a base class for RibbonComboBox, RibbonApplicationMenu, RibbonMenu, and RibbonSplitButton. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonEditBox | Represents a text box element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonEventArgs | Provides data for C1Ribbon events. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonFontComboBox | Represents a font picker element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonGallery | Button that shows a drop-down gallery. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonGalleryItem | Button element in a drop-down gallery. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonGalleryItemCollection | Represents a collection of RibbonGalleryItem objects. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonGroup | Represents an item group on a RibbonTab. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonGroupCollection | Represents a collection of RibbonGroup objects in a RibbonTab. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonIconItem | Serves as a base class for all ribbon components that support icons. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonItem | Serves as a base class for all Ribbon components such as RibbonButton, RibbonComboBox, and so on. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonItemCollection | Represents a collection of RibbonItem objects. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonItemCollectionBase | Serves as a base class for RibbonItem collections such as RibbonItemCollection and RibbonGalleryItemCollection |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonItemContainer | RibbonItemContainer is a RibbonItem that can contain other Ribbon items. It serves as a base class for RibbonToolBar, RibbonToggleGroup, RibbonQat, RibbonConfigToolBar, RibbonTopToolBar, and RibbonBottomToolBar. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonLabel | Label in a C1Ribbon or C1StatusBar control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonListItem | Represents an Item in a recently used list. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonMenu | Button that shows a drop-down menu. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonNumericBox | Represents a numeric box element in C1Ribbon and C1StatusBar controls. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonProgressBar | Represents a Progress Bar item. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonQat | Represents the Quick Access Toolbar (QAT) in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonQatGroupButton | Button that shows a drop-down menu. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonQatItemCollection | Represents a collection of RibbonItem objects in the QAT. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonQatLinkCollection | This class is for internal use only. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonSeparator | Separator element between groups of items in groups, toolbars, or drop-down elements. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonSplitButton | Element that combines a regular button and a drop-down. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonStyle | A customizable set of appearance settings. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonTab | Represents a Ribbon tab. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonTabCollection | Represents a collection of RibbonTabs. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonTabGroupCollection | Represents a collection of RibbonContextualTabGroups. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonTextBox | Represents a text box element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonTimePicker | Represents a time-picker element in C1Ribbon and C1StatusBar controls. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonToggleButton | Button that works like a check box. When used within a toggle group, acts as a radio button (checking one unchecks all others). |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonToggleGroup | Container for other RibbonItem elements. Any RibbonToggleButtons contained in this element behave like radio buttons (checking one unchecks all others). |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonToolBar | Styled container for other RibbonItem elements. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonTopToolBar | Toolbar beside the window system buttons. |
![Class](template/packages/core-dotnet/images/Class.png) | RibbonTrackBar | TrackBar element in a C1Ribbon control. |
![Class](template/packages/core-dotnet/images/Class.png) | SelectedViewChangedEventArgs | Provides data for the IGalleryItemsPanel.SelectedViewChanged event. |
![Class](template/packages/core-dotnet/images/Class.png) | ShouldDrawFontEventArgs | Provides data for the ShouldDrawFont event. |
![Class](template/packages/core-dotnet/images/Class.png) | SpinButtonClickEventArgs | Provides data for the SpinButtonClick event. |
![Class](template/packages/core-dotnet/images/Class.png) | StyleBrushSet | Represents the set of known brushes that can be referenced from style elements. |
![Class](template/packages/core-dotnet/images/Class.png) | StyleColorSet | Represents the set of known colors that can be referenced from style elements. |
![Class](template/packages/core-dotnet/images/Class.png) | StyleConstSet | Represents the set of integer constants that can be referenced from style elements. |
![Class](template/packages/core-dotnet/images/Class.png) | StyleFlagSet | Represents the set of boolean constants that can be referenced from style elements. |
![Class](template/packages/core-dotnet/images/Class.png) | StyleFontDelta | Represents the font delta that can be applied to the base font. |
![Class](template/packages/core-dotnet/images/Class.png) | StyleFontSet | Represents the set of fonts that can be referenced from style elements. |
![Class](template/packages/core-dotnet/images/Class.png) | StyleGlyphSet | Represents the set of known glyphs that can be referenced from style elements. |
![Class](template/packages/core-dotnet/images/Class.png) | TabDeserializedEventArgs | Provides data for the TabDeserialized event. |
![Class](template/packages/core-dotnet/images/Class.png) | TabGroupDeserializedEventArgs | Provides data for the TabGroupDeserialized event. |
![Class](template/packages/core-dotnet/images/Class.png) | ToolTipLinkClickedEventArgs | Provides data for the C1Ribbon.ToolTipLinkClicked event. |
![Class](template/packages/core-dotnet/images/Class.png) | ToolTipPositionEventArgs | Provides data for the C1Ribbon.PopupToolTip event. |
![Class](template/packages/core-dotnet/images/Class.png) | ToolTipSettings | Exposes properties of the C1Ribbon built-in tooltip. |
![Class](template/packages/core-dotnet/images/Class.png) | UpdatingItemStyleEventArgs | Provides data for C1Ribbon.UpdatingItemStyle event. |