Informs the receiver that the user has pressed the left mouse button.
Original signature is '- (void)mouseDown:(NSEvent *)theEvent'
Available in Mac OS X v10.0 and later.
- theEvent (NSEvent)
- An object encapsulating information about the mouse-down event.
Assembly: Monobjc.AppKit (Module: Monobjc.AppKit)
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)