tmux: misc changes again

- fixed an issue with mfact and environment variables
- redid all the dwm-like binds yet again

src/.config/tmux/tmux.conf

@@ -14,7 +14,7 @@ set escape-time 20
 # dwm-like binds for tmux
 setenv -g tmuxdwm_version 0.1.0
 setenv -g killlast 0 # Toggle killing last pane
-setenv -g mfact 50   # Main pane area factor
+setenv -g mfact 45   # Main pane area factor
 
 set -g command-alias[100] newpane='run-shell "dwm.tmux newpane"'
 set -g command-alias[101] newpanecurdir='run-shell "dwm.tmux newpanecurdir"'
@@ -42,11 +42,11 @@ set -g command-alias[121] window9='run-shell "dwm.tmux window 9"'
 set-hook -g pane-exited 'run-shell "dwm.tmux layouttile"'
 
 # these keybinds are odd because vim already has ctrl-hjkl for buffers
-bind -n C-e newpane
-bind -n C-w newpanecurdir
-bind -n C-c killpane
-bind -n C-u nextpane
-bind -n C-i prevpane
+bind e newpane
+bind w newpanecurdir
+bind c killpane
+bind -n C-n nextpane
+bind -n C-o prevpane
 bind -n C-b zoom
 bind h decmfact
 bind l incmfact

src/.local/bin/dwm.tmux

@@ -1,10 +1,6 @@
 #!/bin/sh
 # https://github.com/saysjonathan/dwm.tmux
 
-window_panes=
-killlast=
-mfact=
-
 newpane() {
   tmux \
     split-window -t :.0\; \
@@ -94,7 +90,6 @@ args=$*
 set -- $(echo $(tmux display -p "#{window_panes}\n#{killlast}\n#{mfact}"))
 window_panes=$1
 killlast=$2
-mfact=$3
 
 case $command in
   newpane) newpane;;
@@ -112,7 +107,3 @@ case $command in
   window) window $args;;
   *) echo "unknown command"; exit 1;;
 esac
-
-# hacky fix to prevent tmux from displaying a "returned 1" prompt
-# probably ignoring something but can't matter that much
-exit 0