overlay library

Classes

DropdownButton<T>: An interactive select menu button that opens a dropdown list overlay.
DropdownButtonState<T>: State for a DropdownButton.
DropdownMenuItem<T>: An item in a DropdownButton menu.
Overlay: A stack-based layout system that manages overlapping floating widgets.
OverlayEntry: An entry representing a widget that can be inserted into an Overlay.
OverlayState: The state for an Overlay, managing its active entries.
PopupMenuButton<T>: A button that displays a pop-up option menu when triggered.
PopupMenuButtonState<T>: State for a PopupMenuButton.
PopupMenuItem<T>: An item in a popup menu.

getAbsoluteRect(Buffer buffer, Rect localRect) → Rect: Helper function to traverse the parent chain of a Buffer to find its absolute Rect boundaries.

WidgetBuilder = Widget Function(BuildContext context): A function that builds a widget given a build context.