Base abstract control defining common attributes for all UI controls any depends-on-implementation depends-on-implementation Text display control for showing read-only text information Panel,SplitPanel,StatusBar,ToolBar,FormField none false Single-line text input control for user data entry Panel,SplitPanel,StatusBar,ToolBar,FormField none false Dropdown selection control with editable or read-only options Panel,SplitPanel,StatusBar,ToolBar,FormField ListBoxItem true dropdown-items Clickable button control for user actions Panel,SplitPanel,StatusBar,ToolBar,FormField,ButtonBar none false Generic container control for grouping other controls window,Panel,SplitPanel,PopupPanel,TabPage any-control true Popup container that displays above other controls window,Panel any-control true Menu control for application navigation and commands window,Panel,ToolBar MenuItem true menu-items List view control for displaying data in various view modes Panel,SplitPanel,PopupPanel,TabPage ListViewItem,ColumnItem true list-items,columns Gallery control for displaying collection of items in customizable boxes with templates Panel,SplitPanel,PopupPanel,TabPage GalleryItem true gallery-items,box-template Hierarchical tree view control for displaying nested data Panel,SplitPanel,PopupPanel,TabPage TreeNode true tree-nodes Visual separator control for dividing interface sections Panel,SplitPanel,StatusBar,ToolBar,Menu none false Image display control for showing pictures and graphics Panel,SplitPanel,StatusBar,ToolBar,FormField,Button none false Individual item within list-based controls Individual item within ListView control Individual item within Gallery control with custom box template support Custom template definition for Gallery box rendering Individual element within a box template (image, text, custom control) Custom property for gallery items to store additional data Data field definition for binding template elements to data Column definition for ListView control Individual node within TreeView control Individual menu item within Menu control