AddLocalMonitorForEventsMatchingMaskHandler Method (mask, block)

Installs an event monitor that receives copies of events posted to this application before they are dispatched.

Original signature is '+ (id)addLocalMonitorForEventsMatchingMask:(NSEventMask)mask handler:(NSEvent* (^)(NSEvent*))block'

Available in Mac OS X v10.6 and later.

Declaration Syntax

Visual Basic

Visual C++

public static Id AddLocalMonitorForEventsMatchingMaskHandler(
	NSEventMask mask,
	Func<NSEvent, NSEvent> block
)

Public Shared Function AddLocalMonitorForEventsMatchingMaskHandler ( _
	mask As NSEventMask, _
	block As Func(Of NSEvent, NSEvent) _
) As Id

public:
static Id^ AddLocalMonitorForEventsMatchingMaskHandler(
	NSEventMask mask, 
	Func<NSEvent^, NSEvent^>^ block
)

Parameters

mask (NSEventMask): An event mask specifying which events you wish to monitor. See Masks for event types for possible values.

block (Func<(Of <(<'NSEvent, NSEvent>)>)>): The event handler block object. It is passed the event to monitor. You can return the event unmodified, create and return a new NSEvent object, or return nil to stop the dispatching of the event.

Return Value

An event handler object.

Version Information

Assembly: Monobjc.AppKit (Module: Monobjc.AppKit)