32 lines
823 B
Haskell
32 lines
823 B
Haskell
module Xmobar.Screensaver where
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import Graphics.X11.Xlib.Display
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import Graphics.X11.XScreenSaver
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import Xmobar
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data Screensaver = Screensaver (String, String, String) Int
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deriving (Read, Show)
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instance Exec Screensaver where
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alias (Screensaver _ _) = "screensaver"
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run (Screensaver opts _) = run' opts
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rate (Screensaver _ r) = r
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-- TODO make this respond to events rather than polling
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run' :: (String, String, String) -> IO String
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run' (text, colorOn, colorOff) = do
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dpy <- openDisplay ""
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xssi <- xScreenSaverQueryInfo dpy
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closeDisplay dpy
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return $ case xssi of
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Just x -> wrapColor text
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$ case xssi_state x of
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ScreenSaverDisabled -> colorOff
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_ -> colorOn
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Nothing -> "N/A"
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where
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-- TODO not DRY
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wrapColor s c = "<fc=" ++ c ++ ">" ++ s ++ "</fc>"
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