Causes the receiver to open on the specified edge of the parent window.
- macOS 10.0–10.13Deprecated
The edge of the parent window on which to open the receiver. See Constants for a list of edge constants and locations.
Opening and Closing Drawers
If the receiver is open, this method closes it.
An action method to close the receiver.
If the receiver is closed, this method opens it.
An action method to open the drawer.
Toggles the drawer open or closed.
The state of the receiver.