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X.L.LayoutBuilder doc fix and cleaning
This commit is contained in:
Anders Engstrom
parent
af22761a10
commit
a3f931262b
@ -42,16 +42,16 @@ import Control.Monad
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-- Then edit your @layoutHook@ by adding something like:
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--
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-- > myLayouts = ( (layoutN 1 (relBox 0 0 0.5 1) (Just $ relBox 0 0 1 1) $ simpleTabbed)
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-- > $ (layoutAll (relBox 0.5 0 1 1) $ simpleTabbed)
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-- > $ (layoutAll (relBox 0.5 0 1 1) $ simpleTabbed)
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-- > ) |||
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-- > ( (layoutN 1 (relBox (1/3) 0 (1/2) 1) (Just $ relBox 0 0 1 1) $ Tall 0 0 0)
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-- > $ (layoutR 0.1 0.5 (relBox (2/3) 0 1 1) Nothing $ Tall 0 0 0)
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-- > $ (layoutAll (relBox 0 0 (1/3) 1) $ Tall 0 0 0)
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-- > ( (layoutN 1 (relBox (1/3) 0 (1/2) 1) (Just $ relBox 0 0 1 1) $ Tall 0 0 0)
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-- > $ (layoutR 0.1 0.5 (relBox (2/3) 0 1 1) Nothing $ Tall 0 0 0)
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-- > $ (layoutAll (relBox 0 0 (1/3) 1) $ Tall 0 0 0)
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-- > ) |||
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-- > ( (layoutN 1 (absBox (-512-200) 0 512 0) (Just $ relBox 0 0 1 1) $ simpleTabbed)
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-- > $ (layoutN 1 (absBox (-200) 0 0 0) Nothing $ simpleTabbed)
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-- > $ (layoutAll (absBox 0 0 (-512-200) 0) $ simpleTabbed)
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-- > ) ||| Full ||| etc...
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-- > ( (layoutN 1 (absBox (-512-200) 0 512 0) (Just $ relBox 0 0 1 1) $ simpleTabbed)
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-- > $ (layoutN 1 (absBox (-200) 0 0 0) Nothing $ simpleTabbed)
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-- > $ (layoutAll (absBox 0 0 (-512-200) 0) $ simpleTabbed)
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-- > ) ||| Full ||| etc...
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-- > main = xmonad defaultConfig { layoutHook = myLayouts }
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--
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-- This will produce a layout similar to DragPane, but with the possibility to have multiple windows in the left half
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@ -77,26 +77,41 @@ import Control.Monad
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--
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-- "XMonad.Doc.Extending#Editing_key_bindings".
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type WindowNum = Either Int (Rational,Rational)
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-- | Use one layout in the specified area for a number of windows and possibly let another layout handle the rest.
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data LayoutN l1 l2 a =
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LayoutN (Maybe a) (Maybe a) (Either Int (Rational,Rational)) SubBox (Maybe SubBox) (l1 a) (Maybe (l2 a))
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LayoutN (Maybe a) (Maybe a) WindowNum SubBox (Maybe SubBox) (l1 a) (Maybe (l2 a))
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deriving (Show,Read)
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-- | Use the specified layout in the described area for N windows and send the rest of the windows to the next layout in the chain.
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-- It is possible to supply an alternative area that will then be used instead, if there are no windows to send to the next layout.
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layoutN :: (Read a, Eq a, LayoutClass l1 a, LayoutClass l2 a, LayoutClass l3 a) =>
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Int -> SubBox -> Maybe SubBox -> l1 a -> LayoutN l2 l3 a -> LayoutN l1 (LayoutN l2 l3) a
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Int -- ^ The number of windows to handle
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-> SubBox -- ^ The box to place the windows in
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-> Maybe SubBox -- ^ Possibly an alternative box that is used when this layout handles all windows that are left
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-> l1 a -- ^ The layout to use in the specified area
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-> LayoutN l2 l3 a -- ^ Where to send the remaining windows
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-> LayoutN l1 (LayoutN l2 l3) a -- ^ The resulting layout
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layoutN num box mbox sub next = LayoutN Nothing Nothing (Left num) box mbox sub (Just next)
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-- | As layoutN, but the number of windows is given relative to the total number of windows remaining to be handled. The first
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-- argument is how much to change the ratio when using IncLayoutN, and the second is the initial ratio.
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layoutR :: (Read a, Eq a, LayoutClass l1 a, LayoutClass l2 a, LayoutClass l3 a) =>
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Rational -> Rational -> SubBox -> Maybe SubBox -> l1 a -> LayoutN l2 l3 a -> LayoutN l1 (LayoutN l2 l3) a
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Rational -- ^ How much to change the ratio with each IncLayoutN
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-> Rational -- ^ The ratio of the remaining windows to handle
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-> SubBox -- ^ The box to place the windows in
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-> Maybe SubBox -- ^ Possibly an alternative box that is used when this layout handles all windows that are left
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-> l1 a -- ^ The layout to use in the specified area
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-> LayoutN l2 l3 a -- ^ Where to send the remaining windows
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-> LayoutN l1 (LayoutN l2 l3) a -- ^ The resulting layout
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layoutR numdiff num box mbox sub next = LayoutN Nothing Nothing (Right (numdiff,num)) box mbox sub (Just next)
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-- | Use the specified layout in the described area for all remaining windows.
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layoutAll :: (Read a, Eq a, LayoutClass l1 a) =>
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SubBox -> l1 a -> LayoutN l1 Full a
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SubBox -- ^ The box to place the windows in
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-> l1 a -- ^ The layout to use in the specified area
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-> LayoutN l1 Full a -- ^ The resulting layout
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layoutAll box sub = LayoutN Nothing Nothing (Right (0,1)) box Nothing sub Nothing
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-- | Change the number of windows handled by the focused layout.
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@ -111,14 +126,26 @@ data SubMeasure = Abs Int | Rel Rational deriving (Show,Read)
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-- | A box to place a layout in. The stored values are xpos, ypos, width and height.
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data SubBox = SubBox SubMeasure SubMeasure SubMeasure SubMeasure deriving (Show,Read)
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-- | Create a box with only absolute measurements.
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absBox :: Int -> Int -> Int -> Int -> SubBox
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-- | Create a box with only absolute measurements. If the values are negative, the total remaining space will be added. For
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-- sizes it will also be added for zeroes.
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absBox :: Int -- ^ Absolute X-Position
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-> Int -- ^ Absolute Y-Position
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-> Int -- ^ Absolute width
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-> Int -- ^ Absolute height
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-> SubBox -- ^ The resulting 'SubBox' describing the area
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absBox x y w h = SubBox (Abs x) (Abs y) (Abs w) (Abs h)
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-- | Create a box with only relative measurements.
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relBox :: Rational -> Rational -> Rational -> Rational -> SubBox
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relBox :: Rational -- ^ Relative X-Position with respect to the surrounding area
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-> Rational -- ^ Relative Y-Position with respect to the surrounding area
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-> Rational -- ^ Relative width with respect to the remaining width
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-> Rational -- ^ Relative height with respect to the remaining height
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-> SubBox -- ^ The resulting 'SubBox' describing the area
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relBox x y w h = SubBox (Rel x) (Rel y) (Rel w) (Rel h)
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instance (LayoutClass l1 a, LayoutClass l2 a, Read a, Show a, Eq a, Typeable a) =>
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LayoutClass (LayoutN l1 l2) a where
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@ -200,11 +227,11 @@ isFocus (Just w) = do ms <- (W.stack . W.workspace . W.current) `fmap` gets wind
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return $ maybe False (\s -> show w == (show $ W.focus s)) ms
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calcNum :: Int -> Either Int (Rational,Rational) -> Int
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calcNum :: Int -> WindowNum -> Int
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calcNum tot num = max 1 $ case num of Left i -> i
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Right (_,r) -> ceiling $ r * fromIntegral tot
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splitStack :: Eq a => Maybe (W.Stack a) -> Either Int (Rational,Rational) -> Maybe a -> Maybe a -> (Maybe (W.Stack a),Maybe (W.Stack a),Maybe a,Maybe a)
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splitStack :: Eq a => Maybe (W.Stack a) -> WindowNum -> Maybe a -> Maybe a -> (Maybe (W.Stack a),Maybe (W.Stack a),Maybe a,Maybe a)
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splitStack Nothing _ _ _ = (Nothing,Nothing,Nothing,Nothing)
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splitStack (Just s) num subf nextf = ( differentiate' subf' subl
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, differentiate' nextf' nextl
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