diff options
Diffstat (limited to 'StackSet.hs')
| -rw-r--r-- | StackSet.hs | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/StackSet.hs b/StackSet.hs index 83f64e4..39e2000 100644 --- a/StackSet.hs +++ b/StackSet.hs @@ -162,6 +162,8 @@ visibleWorkspaces = M.keys . ws2screen -- -- | /O(log n)/. rotate. cycle the current window list up or down. +-- Has the effect of rotating focus. In fullscreen mode this will cause +-- a new window to be visible. -- -- rotate EQ --> [5,6,7,8,1,2,3,4] -- rotate GT --> [6,7,8,1,2,3,4,5] @@ -177,7 +179,7 @@ rotate o w = maybe w id $ do EQ -> Nothing GT -> elemAfter f s LT -> elemAfter f (reverse s) - return (w { focus = M.insert (current w) ea (focus w) }) + return $ w { focus = M.insert (current w) ea (focus w) } -- | /O(log n)/. shift. move the client on top of the current stack to -- the top of stack 'n'. If the stack to move to is not valid, and @@ -217,11 +219,18 @@ raiseFocus k w = case M.lookup k (cache w) of Nothing -> w Just i -> (view i w) { focus = M.insert i k (focus w) } --- | Move a window to the top of its workspace. -promote :: Ord a => a -> StackSet a -> StackSet a -promote k w = case M.lookup k (cache w) of - Nothing -> w - Just i -> w { stacks = M.adjust (\ks -> k : filter (/= k) ks) i (stacks w) } +-- | Cycle the current stack ordering. In tiled mode has the effect of +-- moving a new window into the master position, without changing focus. +promote :: StackSet a -> StackSet a +promote w = w { stacks = M.adjust next (current w) (stacks w) } + where next [] = [] + next xs = last xs : init xs + +-- +-- case M.lookup k (cache w) of +-- Nothing -> w +-- Just i -> w { stacks = M.adjust (\ks -> k : filter (/= k) ks) i (stacks w) } +-- -- | elemAfter :: Eq a => a -> [a] -> Maybe a |