diff options
| -rw-r--r-- | StackSet.hs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/StackSet.hs b/StackSet.hs index 9f8cdb6..c15665d 100644 --- a/StackSet.hs +++ b/StackSet.hs @@ -11,7 +11,12 @@ ----------------------------------------------------------------------------- -- -- The 'StackSet' data type encodes a set of stacks. A given stack in the --- set is always current. +-- set is always current. Elements may appear only once in the entire +-- stack set. +-- +-- A StackSet provides a nice datastructure for multiscreen +-- windowmanagers, where each screen has a stack of windows, and a window +-- may be on only 1 screen at any given time. -- module StackSet ( |