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authorDon Stewart <dons@cse.unsw.edu.au>2007-05-20 11:08:46 +0200
committerDon Stewart <dons@cse.unsw.edu.au>2007-05-20 11:08:46 +0200
commit283b77ed781ed4721c7e11defe896affda7227c8 (patch)
tree75bfa839a4ab908e1125e68331de3e2fe23a47f6
parentdde77eb3fadff17a1e9fef154b989b0312cedd3a (diff)
downloadmetatile-283b77ed781ed4721c7e11defe896affda7227c8.tar
metatile-283b77ed781ed4721c7e11defe896affda7227c8.zip
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darcs-hash:20070520090846-9c5c1-6b99085411c441a4d8217cb6b9d18edf198bfd4e
-rw-r--r--StackSet.hs8
1 files changed, 4 insertions, 4 deletions
diff --git a/StackSet.hs b/StackSet.hs
index b5ff9e6..94e438b 100644
--- a/StackSet.hs
+++ b/StackSet.hs
@@ -119,10 +119,10 @@ data Workspace i a = Workspace { tag :: !i, stack :: Stack a }
--
-- A stack is a cursor onto a (possibly empty) window list.
--- The data structure tracks focus by construction, and we follow the
--- master separately (since the wrapping behaviour of focusLeft/Right
--- reorders the window distribution, so we can't rely on the left most
--- window remaining as master (TODO double check this)).
+-- The data structure tracks focus by construction, and
+-- the master window is by convention the left most item.
+-- Focus operations will not reorder the list that results from
+-- flattening the cursor.
--
-- A 'Stack' can be viewed as a list with a hole punched in it to make
-- the focused position. Under the zipper/calculus view of such