Added a way to do per-window bindings in XMonad.

This is particularly great for Chrome where one cannot remap
the built-in bindings and some built-in bindings are really dumb
(looking at you Ctrl+w!!).

1 files changed, 28 insertions, 3 deletions

diff --git a/src/Main.hs b/src/Main.hs
index 5433c2e..b2a20d7 100644
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,6 +1,7 @@
 import XMonad
 
 import Control.Monad.Trans.Class
+import Control.Monad.Reader
 import XMonad.Hooks.ManageDocks (docks)
 import System.Directory (getHomeDirectory)
 import System.FilePath ((</>))
@@ -15,10 +16,13 @@ import Internal.Keys
 import Internal.Layout
 import Internal.Logger
 import Internal.DMenu (menuCommandString)
+import Internal.Intercept
+import XMonad.Actions.WithAll (withAll)
 
 import qualified XMonad as X
 import qualified XMonad.StackSet as W
 
+
 main = do
 
   -- Execute some commands.
@@ -31,7 +35,15 @@ main = do
   xmobar <- spawnXMobar
 
   (=<<) X.xmonad $
-    applyKeys $ ewmh $ docks $ def
+    applyKeys $ ewmh $ docks $ windowHooks (composeAll [
+           className =? "Google-chrome" --> composeAll [
+             -- The geniuses that made chrome decided that Ctrl+W should kill
+             -- the current tab! This makes it consistent with the rest of the
+             -- world ... ctrl+w deletes the last word (ctrl+backspace).
+             rebindKey (controlMask, xK_w) (controlMask, xK_BackSpace),
+             rebindKey (controlMask, xK_h) (0, xK_BackSpace)
+           ]
+        ]) $ def
        { terminal    = "alacritty"
        , modMask     = mod3Mask
        , borderWidth = 2
@@ -39,7 +51,7 @@ main = do
        , focusedBorderColor = "#ff6c00"
        , normalBorderColor = "#404040"
        , layoutHook = myLayout
-       , startupHook = spawn fp  
+       , startupHook = spawn fp
        , manageHook = composeAll [
            isFullscreen --> doFullFloat
          , className =? "Tilda" --> doFloat
@@ -55,7 +67,8 @@ main = do
          , className =? "gnubby_ssh_prompt" --> doFloat
          ]
        , workspaces = map return (['0'..'9'] ++ ['a'..'z'])
-       , handleEventHook = fullscreenEventHook
+       , handleEventHook =
+           composeAll [fullscreenEventHook, interceptHook, remapHook]
        , focusFollowsMouse = False
        , clickJustFocuses = False
        , logHook = xMobarLogHook xmobar
@@ -67,3 +80,15 @@ doCenterFloat =
 
 centerRect :: W.RationalRect -> W.RationalRect
 centerRect (W.RationalRect x y w h) = W.RationalRect ((1 - w) / 2) ((1 - h) / 2) w h
+
+
+windowHooks :: WindowHook -> XConfig l -> XConfig l
+windowHooks (Query readerT) config = do
+
+  config {
+    startupHook = do
+      withAll $ \w -> runReaderT readerT w
+      startupHook config,
+
+    manageHook = mappend (Query readerT >> return (Endo id)) (manageHook config)
+  }