dbus - gnome: how to execute commands upon screensaver activation? -

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is there way run specific command every time gnome-screensaver activated?

thanks

found there : http://people.gnome.org/~mccann/gnome-screensaver/docs/gnome-screensaver.html#gs-intro

gnome screensaver has dbus signal named :

activechanged

in 

org.gnome.screensaver

then call

getactive()

and if returns true call method


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