Posted whenever an NSWindow object is about to open a sheet.
The notification object is the NSWindow object that is about to open the sheet. This notification does not contain a userInfo dictionary.
Available in Mac OS X v10.1 and later.
Declaration Syntax
Version Information
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)