| Value | Meaning |
|---|---|
| dialog | A dialog window, often serving to ask for confirmation or warning the user. |
| context | A context menu, usually invoked by pressing the secondary mouse button, or the keyboard "menu" key. |
| dropdown | Dropdown menu, often used to select one option from a list of many, or opened from the app's menu bar, if it has one. |
| tooltip | A tooltip explaining the purpose or usage of a user interface component. |
| draggable | A drag-and-drop object. |
| contextMenucontext |
Defines known types of overlays. To use a type from this list, use types, spelled lowercase.