split mainLoop up into eventHandler and draw functions

src/Mtlstats/Events.hs

@@ -0,0 +1,34 @@
+{- |
+
+mtlstats
+Copyright (C) 2019 Rhéal Lamothe
+<rheal.lamothe@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or (at
+your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+-}
+
+module Mtlstats.Events (handleEvent) where
+
+import Control.Monad.Trans.State (StateT)
+import qualified UI.NCurses as C
+
+import Mtlstats.Types
+
+-- | Event handler
+handleEvent
+  :: C.Event
+  -- ^ The even being handled
+  -> StateT ProgState C.Curses Bool
+handleEvent _ = return False

src/Mtlstats/UI.hs

@@ -0,0 +1,30 @@
+{- |
+
+mtlstats
+Copyright (C) 2019 Rhéal Lamothe
+<rheal.lamothe@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or (at
+your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+-}
+
+module Mtlstats.UI (draw) where
+
+import qualified UI.NCurses as C
+
+import Mtlstats.Types
+
+-- | Drawing function
+draw :: ProgState -> C.Curses ()
+draw _ = return ()