# hs.spaces.watcher

Watches for the current Space being changed NOTE: This extension determines the number of a Space, using OS X APIs that have been deprecated since 10.8 and will likely be removed in a future release. You should not depend on Space numbers being around forever!

# API Overview

Constructors - API calls which return an object, typically one that offers API methods

Methods - API calls which can only be made on an object returned by a constructor

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# API Documentation

# Constructors

# new


Signature	`hs.spaces.watcher.new(handler) -> watcher`
Type	Constructor
Description	Creates a new watcher for Space change events
Parameters	handler - A function to be called when the active Space changes. It should accept one argument, which will be the number of the new Space (or -1 if the number cannot be determined)
Returns	An `hs.spaces.watcher` object
Notes	None
Examples	None
Source	extensions/spaces/libspaces_watcher.m line 69

# Methods

# start


Signature	`hs.spaces.watcher:start()`
Type	Method
Description	Starts the Spaces watcher
Parameters	None
Returns	The watcher object
Notes	None
Examples	None
Source	extensions/spaces/libspaces_watcher.m line 95

# stop


Signature	`hs.spaces.watcher:stop()`
Type	Method
Description	Stops the Spaces watcher
Parameters	None
Returns	The watcher object
Notes	None
Examples	None
Source	extensions/spaces/libspaces_watcher.m line 128