Contents

DispatchSource

An object that coordinates the processing of specific low-level system events, such as file-system events, timers, and UNIX signals.

Declaration

class DispatchSource

Overview

Use the methods of this class to construct new dispatch sources of the appropriate types.

Topics

Managing Common Dispatch Source Properties

Creating a Timer Source

Creating a File System Source

Creating a Process Source

Creating a Memory Pressure Source

Creating a Signal Source

Creating a Mach Port Source

Creating a Custom Source

See Also

System Event Monitoring