nsISelectionListener in Firefox 3.0

Implemented by

[scriptable, uuid(a6cf90e2-15b3-11d2-932e-00805f8add32)]

const short NO_REASON = 0

const short DRAG_REASON = 1

const short MOUSEDOWN_REASON = 2

const short MOUSEUP_REASON = 4

const short KEYPRESS_REASON = 8

const short SELECTALL_REASON = 16

void notifySelectionChanged(in nsIDOMDocument doc, in nsISelection sel, in short reason)