The following type of commands are currently available:

Tuner Commands:

Name:
	onTuner
Description:
	Turns the tuner on (and everything else off) and automatically shows the main window if it was hidden.
Parameters:
	none
Return values:
	none

Name:
	fetchPresets
Description:
	Returns the channel preset numbers and names. Presets are stored when the user scans for channels using the control panel applet.
Parameters:
	none
Return values:
	n: channel preset number
	n+1: channel name
	where n >= 0

Name:
	getChannel
Description:
	Returns the currently selected preset channel.
Parameters:
	none
Return values:
	1: channel preset number, as returned by fetchPresets

Name:
	setChannel
Description:
	Selects the given preset channel to be displayed. If the tuner is off, calling setChannel will automatically turn the tuner on as well. The main window must be visible or setChannel will fail.
Parameters:
	1: channel preset number, as returned by fetchPresets
Return values:
	none