X.L.Circle: Deprecate in favour of X.L.CircleEx

CHANGES.md

@@ -76,6 +76,11 @@
     - Deprecated the entire module, use `XMonad.Actions.WithAll`
       instead.
 
+  * `XMonad.Layout.Circle`:
+
+    - Deprecated the entire module, use the `circle` function from
+      `XMonad.Layout.CircleEx` instead.
+
   * `XMonad.Hooks.EwmhDesktops`
 
     - `_NET_CLIENT_LIST_STACKING` puts windows in the current workspace at the

XMonad/Layout/Circle.hs

@@ -1,4 +1,5 @@
 {-# LANGUAGE FlexibleInstances, MultiParamTypeClasses #-}
+{-# LANGUAGE PatternSynonyms #-}
 
 -----------------------------------------------------------------------------
 -- |
@@ -15,15 +16,14 @@
 --
 -----------------------------------------------------------------------------
 
-module XMonad.Layout.Circle (
+module XMonad.Layout.Circle {-# DEPRECATED "Use XMonad.Layout.CircleEx instead" #-}
-                             -- * Usage
+  ( -- * Usage
     -- $usage
-                             Circle (..)
+    pattern Circle
   ) where -- actually it's an ellipse
 
-import XMonad.Prelude
+import GHC.Real (Ratio(..))
-import XMonad
+import XMonad.Layout.CircleEx
-import XMonad.StackSet (integrate, peek)
 
 -- $usage
 -- You can use this module with the following in your @~\/.xmonad\/xmonad.hs@:
@@ -39,37 +39,6 @@ import XMonad.StackSet (integrate, peek)
 -- <https://xmonad.org/TUTORIAL.html#customizing-xmonad the tutorial> and
 -- "XMonad.Doc.Extending#Editing_the_layout_hook".
 
-data Circle a = Circle deriving ( Read, Show )
+pattern Circle :: CircleEx a
+pattern Circle = CircleEx 1 (70 :% 99) (2 :% 5) 1 0
 
-instance LayoutClass Circle Window where
-    doLayout Circle r s = do layout <- raiseFocus $ circleLayout r $ integrate s
-                             return (layout, Nothing)
-
-circleLayout :: Rectangle -> [a] -> [(a, Rectangle)]
-circleLayout _ []     = []
-circleLayout r (w:ws) = master : rest
-    where master = (w, center r)
-          rest   = zip ws $ map (satellite r) [0, pi * 2 / fromIntegral (length ws) ..]
-
-raiseFocus :: [(Window, Rectangle)] -> X [(Window, Rectangle)]
-raiseFocus xs = do focused <- withWindowSet (return . peek)
-                   return $ case find ((== focused) . Just . fst) xs of
-                              Just x  -> x : delete x xs
-                              Nothing -> xs
-
-center :: Rectangle -> Rectangle
-center (Rectangle sx sy sw sh) = Rectangle x y w h
-    where s = sqrt 2 :: Double
-          w = round (fromIntegral sw / s)
-          h = round (fromIntegral sh / s)
-          x = sx + fromIntegral (sw - w) `div` 2
-          y = sy + fromIntegral (sh - h) `div` 2
-
-satellite :: Rectangle -> Double -> Rectangle
-satellite (Rectangle sx sy sw sh) a = Rectangle (sx + round (rx + rx * cos a))
-                                                (sy + round (ry + ry * sin a))
-                                                w h
-    where rx = fromIntegral (sw - w) / 2
-          ry = fromIntegral (sh - h) / 2
-          w = sw * 10 `div` 25
-          h = sh * 10 `div` 25

XMonad/Layout/CircleEx.hs

@@ -97,7 +97,7 @@ data CircleEx a = CircleEx
 -- * @cMultiplier@ is set to 1, which means all secondary windows
 --   will have the same size
 --
--- This can be used as a drop-in replacement for "XMonad.Layout.Circle.Circle".
+-- This can be used as a drop-in replacement for "XMonad.Layout.Circle".
 circle :: CircleEx a
 circle = CircleEx 1 (70%99) (2%5) 1 0
 

XMonad/Layout/DecorationMadness.hs

@@ -17,7 +17,7 @@ module XMonad.Layout.DecorationMadness
     ( -- * Usage
       -- $usage
 
-      -- * Decorated layouts based on Circle
+      -- * Decorated layouts based on CircleEx
       -- $circle
       circleSimpleDefault
     , circleDefault
@@ -94,7 +94,7 @@ import XMonad.Layout.SimpleDecoration
 import XMonad.Layout.TabBarDecoration
 
 import XMonad.Layout.Accordion
-import XMonad.Layout.Circle
+import XMonad.Layout.CircleEx
 import XMonad.Layout.WindowArranger
 import XMonad.Layout.SimpleFloat
 
@@ -132,39 +132,39 @@ import XMonad.Layout.SimpleFloat
 -- "XMonad.Util.Themes"
 
 -- $circle
--- Here you will find 'Circle' based decorated layouts.
+-- Here you will find 'CircleEx' based decorated layouts.
 
--- | A 'Circle' layout with the xmonad default decoration, default
+-- | A 'CircleEx' layout with the xmonad default decoration, default
 -- theme and default shrinker.
 --
 -- Here you can find a screen shot:
 --
 -- <http://code.haskell.org/~arossato/xmonadShots/circleSimpleDefault.png>
-circleSimpleDefault :: ModifiedLayout (Decoration DefaultDecoration DefaultShrinker) Circle Window
+circleSimpleDefault :: ModifiedLayout (Decoration DefaultDecoration DefaultShrinker) CircleEx Window
-circleSimpleDefault = decoration shrinkText def DefaultDecoration Circle
+circleSimpleDefault = decoration shrinkText def DefaultDecoration circle
 
 -- | Similar to 'circleSimpleDefault' but with the possibility of
 -- setting a custom shrinker and a custom theme.
 circleDefault :: Shrinker s => s -> Theme
-              -> ModifiedLayout (Decoration DefaultDecoration s) Circle Window
+              -> ModifiedLayout (Decoration DefaultDecoration s) CircleEx Window
-circleDefault s t = decoration s t DefaultDecoration Circle
+circleDefault s t = decoration s t DefaultDecoration circle
 
--- | A 'Circle' layout with the xmonad simple decoration, default
+-- | A 'CircleEx' layout with the xmonad simple decoration, default
 -- theme and default shrinker.
 --
 -- Here you can find a screen shot:
 --
 -- <http://code.haskell.org/~arossato/xmonadShots/circleSimpleDeco.png>
-circleSimpleDeco :: ModifiedLayout (Decoration SimpleDecoration DefaultShrinker) Circle Window
+circleSimpleDeco :: ModifiedLayout (Decoration SimpleDecoration DefaultShrinker) CircleEx Window
-circleSimpleDeco = decoration shrinkText def (Simple True) Circle
+circleSimpleDeco = decoration shrinkText def (Simple True) circle
 
 -- | Similar to 'circleSimpleDece' but with the possibility of
 -- setting a custom shrinker and a custom theme.
 circleDeco :: Shrinker s => s -> Theme
-           -> ModifiedLayout (Decoration SimpleDecoration s) Circle Window
+           -> ModifiedLayout (Decoration SimpleDecoration s) CircleEx Window
-circleDeco s t = decoration s t (Simple True) Circle
+circleDeco s t = decoration s t (Simple True) circle
 
--- | A 'Circle' layout with the xmonad default decoration, default
+-- | A 'CircleEx' layout with the xmonad default decoration, default
 -- theme and default shrinker, but with the possibility of moving
 -- windows with the mouse, and resize\/move them with the keyboard.
 --
@@ -172,17 +172,17 @@ circleDeco s t = decoration s t (Simple True) Circle
 --
 -- <http://code.haskell.org/~arossato/xmonadShots/circleSimpleDefaultResizable.png>
 circleSimpleDefaultResizable :: ModifiedLayout (Decoration DefaultDecoration DefaultShrinker)
-                                (ModifiedLayout MouseResize (ModifiedLayout WindowArranger Circle)) Window
+                                (ModifiedLayout MouseResize (ModifiedLayout WindowArranger CircleEx)) Window
-circleSimpleDefaultResizable = decoration shrinkText def DefaultDecoration (mouseResize $ windowArrange Circle)
+circleSimpleDefaultResizable = decoration shrinkText def DefaultDecoration (mouseResize $ windowArrange circle)
 
 -- | Similar to 'circleSimpleDefaultResizable' but with the
 -- possibility of setting a custom shrinker and a custom theme.
 circleDefaultResizable :: Shrinker s => s -> Theme
                        -> ModifiedLayout (Decoration DefaultDecoration s)
-                          (ModifiedLayout MouseResize (ModifiedLayout WindowArranger Circle)) Window
+                          (ModifiedLayout MouseResize (ModifiedLayout WindowArranger CircleEx)) Window
-circleDefaultResizable s t = decoration s t DefaultDecoration (mouseResize $ windowArrange Circle)
+circleDefaultResizable s t = decoration s t DefaultDecoration (mouseResize $ windowArrange circle)
 
--- | A 'Circle' layout with the xmonad simple decoration, default
+-- | A 'CircleEx' layout with the xmonad simple decoration, default
 -- theme and default shrinker, but with the possibility of moving
 -- windows with the mouse, and resize\/move them with the keyboard.
 --
@@ -190,45 +190,45 @@ circleDefaultResizable s t = decoration s t DefaultDecoration (mouseResize $ win
 --
 -- <http://code.haskell.org/~arossato/xmonadShots/circleSimpleDecoResizable.png>
 circleSimpleDecoResizable :: ModifiedLayout (Decoration SimpleDecoration DefaultShrinker)
-                             (ModifiedLayout MouseResize (ModifiedLayout WindowArranger Circle)) Window
+                             (ModifiedLayout MouseResize (ModifiedLayout WindowArranger CircleEx)) Window
-circleSimpleDecoResizable = decoration shrinkText def (Simple True) (mouseResize $ windowArrange Circle)
+circleSimpleDecoResizable = decoration shrinkText def (Simple True) (mouseResize $ windowArrange circle)
 
 -- | Similar to 'circleSimpleDecoResizable' but with the
 -- possibility of setting a custom shrinker and a custom theme.
 circleDecoResizable :: Shrinker s => s -> Theme
                     -> ModifiedLayout (Decoration SimpleDecoration s)
-                       (ModifiedLayout MouseResize (ModifiedLayout WindowArranger Circle)) Window
+                       (ModifiedLayout MouseResize (ModifiedLayout WindowArranger CircleEx)) Window
-circleDecoResizable s t = decoration s t (Simple True) (mouseResize $ windowArrange Circle)
+circleDecoResizable s t = decoration s t (Simple True) (mouseResize $ windowArrange circle)
 
--- | A 'Circle' layout with the xmonad DwmStyle decoration, default
+-- | A 'CircleEx' layout with the xmonad DwmStyle decoration, default
 -- theme and default shrinker.
 --
 -- Here you can find a screen shot:
 --
 -- <http://code.haskell.org/~arossato/xmonadShots/circleSimpleDwmStyle.png>
-circleSimpleDwmStyle :: ModifiedLayout (Decoration DwmStyle DefaultShrinker) Circle Window
+circleSimpleDwmStyle :: ModifiedLayout (Decoration DwmStyle DefaultShrinker) CircleEx Window
-circleSimpleDwmStyle = decoration shrinkText def Dwm Circle
+circleSimpleDwmStyle = decoration shrinkText def Dwm circle
 
 -- | Similar to 'circleSimpleDwmStyle' but with the
 -- possibility of setting a custom shrinker and a custom theme.
 circleDwmStyle :: Shrinker s => s -> Theme
-               -> ModifiedLayout (Decoration DwmStyle s) Circle Window
+               -> ModifiedLayout (Decoration DwmStyle s) CircleEx Window
-circleDwmStyle s t = decoration s t Dwm Circle
+circleDwmStyle s t = decoration s t Dwm circle
 
--- | A 'Circle' layout with the xmonad tabbed decoration, default
+-- | A 'CircleEx' layout with the xmonad tabbed decoration, default
 -- theme and default shrinker.
 --
 -- Here you can find a screen shot:
 --
 -- <http://code.haskell.org/~arossato/xmonadShots/circleSimpleTabbed.png>
-circleSimpleTabbed :: ModifiedLayout (Decoration TabBarDecoration DefaultShrinker) (ModifiedLayout ResizeScreen Circle) Window
+circleSimpleTabbed :: ModifiedLayout (Decoration TabBarDecoration DefaultShrinker) (ModifiedLayout ResizeScreen CircleEx) Window
-circleSimpleTabbed = simpleTabBar Circle
+circleSimpleTabbed = simpleTabBar circle
 
 -- | Similar to 'circleSimpleTabbed' but with the
 -- possibility of setting a custom shrinker and a custom theme.
 circleTabbed :: Shrinker s => s -> Theme
-             -> ModifiedLayout (Decoration TabBarDecoration s) (ModifiedLayout ResizeScreen Circle) Window
+             -> ModifiedLayout (Decoration TabBarDecoration s) (ModifiedLayout ResizeScreen CircleEx) Window
-circleTabbed s t = tabBar s t Top (resizeVertical (fi $ decoHeight t) Circle)
+circleTabbed s t = tabBar s t Top (resizeVertical (fi $ decoHeight t) circle)
 
 
 -- $accordion

XMonad/Layout/SubLayouts.hs

@@ -47,8 +47,6 @@ module XMonad.Layout.SubLayouts (
     )
     where
 
-import XMonad.Layout.Circle () -- so haddock can find the link
-
 import XMonad.Layout.Decoration(Decoration, DefaultShrinker)
 import XMonad.Layout.LayoutModifier(LayoutModifier(handleMess, modifyLayout,
                                     redoLayout),
@@ -184,11 +182,11 @@ import qualified Data.Set as S
 --  [@outerLayout@] The layout that determines the rectangles given to each
 --  group.
 --
---  Ex. The second group is 'Tall', the third is 'Circle', all others are tabbed
+--  Ex. The second group is 'Tall', the third is 'XMonad.Layout.CircleEx.circle',
---  with:
+--  all others are tabbed with:
 --
 --  > myLayout = addTabs shrinkText def
---  >          $ subLayout [0,1,2] (Simplest ||| Tall 1 0.2 0.5 ||| Circle)
+--  >          $ subLayout [0,1,2] (Simplest ||| Tall 1 0.2 0.5 ||| circle)
 --  >          $ Tall 1 0.2 0.5 ||| Full
 subLayout :: [Int] -> subl a -> l a -> ModifiedLayout (Sublayout subl) l a
 subLayout nextLayout sl = ModifiedLayout (Sublayout (I []) (nextLayout,sl) [])