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ecbb6fa15a
This layout hack increases the size of the window that has focus (the master window excepted). This causes it to overlap with nearby windows, so not for tiling purists :) Screenshot: http://caladan.rave.org/magnifier.png
48 lines
1.8 KiB
Haskell
48 lines
1.8 KiB
Haskell
-----------------------------------------------------------------------------
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-- |
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-- Module : XMonadContrib.Magnifier
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-- Copyright : (c) Peter De Wachter 2007
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-- License : BSD-style (see xmonad/LICENSE)
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--
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-- Maintainer : Peter De Wachter <pdewacht@gmail.com>
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-- Stability : unstable
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-- Portability : unportable
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--
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-- Screenshot : http://caladan.rave.org/magnifier.png
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--
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-- This layout hack increases the size of the window that has focus.
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-- The master window is left alone. (Maybe that should be an option.)
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--
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--
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-----------------------------------------------------------------------------
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module XMonadContrib.Magnifier (magnifier) where
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import Graphics.X11.Xlib
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import XMonad
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import StackSet
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magnifier :: Layout -> Layout
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magnifier l = l { doLayout = \r s -> applyMagnifier r s `fmap` doLayout l r s
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, modifyLayout = \x -> fmap magnifier `fmap` modifyLayout l x }
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applyMagnifier :: Rectangle -> Stack Window -> [(Window, Rectangle)] -> [(Window, Rectangle)]
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applyMagnifier r s | null (up s) = id -- don't change the master window
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| otherwise = map $ \(w,wr) -> if w == focus s then (w, shrink r $ magnify wr) else (w, wr)
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magnify :: Rectangle -> Rectangle
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magnify (Rectangle x y w h) = Rectangle x' y' w' h'
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where x' = x - fromIntegral (w' - w) `div` 2
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y' = y - fromIntegral (h' - h) `div` 2
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w' = round $ fromIntegral w * zoom
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h' = round $ fromIntegral h * zoom
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zoom = 1.5 :: Double
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shrink :: Rectangle -> Rectangle -> Rectangle
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shrink (Rectangle sx sy sw sh) (Rectangle x y w h) = Rectangle x' y' w' h'
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where x' = max sx x
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y' = max sy y
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w' = min w (fromIntegral sx + sw - fromIntegral x')
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h' = min h (fromIntegral sy + sh - fromIntegral y')
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