add theme(1) script to change between light & dark

.tigrc → .tigrc.erb

@@ -1,6 +1,10 @@
+# this file was generated from <%= __FILE__ %> by ~/bin/theme
+
+<% if ENV['theme'] == 'dark' %>
 color cursor black green
 color title-blur black blue
 color title-focus black blue
+<% end %>
 
 # http://who-t.blogspot.com/2009/04/git-format-patch-for-single-commit.html
 bind generic E !git format-patch -1 %(commit)

.tmux.conf → .tmux.conf.erb

@@ -1,3 +1,6 @@
+# this file was generated from <%= __FILE__ %> by ~/bin/theme
+<% theme = File.read(File.expand_path('~/.theme')).chomp.to_sym %>
+
 bind-key R source ~/.tmux.conf \; display-message 'config reloaded!'
 
 #-----------------------------------------------------------------------------
@@ -31,6 +34,16 @@ set-option -ag terminal-overrides 'rxvt-unicode*:sitm@'
 # Colors from the "lucius" and "bubblegum" themes in the vim-airline plugin:
 # https://github.com/bling/vim-airline/blob/master/autoload/airline/themes/lucius.vim
 # https://github.com/bling/vim-airline/blob/master/autoload/airline/themes/bubblegum.vim
+<% case ENV['theme'] when 'light' %>
+set-option -g pane-border-fg colour253 # lucius normal airline_c
+set-option -g pane-border-bg colour253 # lucius normal airline_c
+set-option -g pane-active-border-fg colour250 # lucius normal airline_b
+set-option -g pane-active-border-bg colour250 # lucius normal airline_b
+set-option -g status-fg colour238 # lucius normal airline_c
+set-option -g status-bg colour253 # lucius normal airline_c
+set-window-option -g window-status-current-fg colour231 # lucius visual airline_a
+set-window-option -g window-status-current-bg colour67 # lucius visual airline_a
+<% when 'dark' %>
 set-option -g pane-border-fg colour237 # lucius normal airline_c
 set-option -g pane-border-bg colour237 # lucius normal airline_c
 set-option -g pane-active-border-fg colour241 # lucius normal airline_b
@@ -39,6 +52,7 @@ set-option -g status-fg colour188 # lucius normal airline_c
 set-option -g status-bg colour238 # lucius normal airline_c
 set-window-option -g window-status-current-fg colour236 # bubblegum normal airline_a
 set-window-option -g window-status-current-bg colour146 # bubblegum s:cterm_purple
+<% end %>
 
 # Common UI interaction cues from Blueprint CSS:
 # http://blueprintcss.org/tests/parts/forms.html
@@ -73,7 +87,12 @@ set-window-option -g window-status-current-format ' #[bold]#I#F#[nobold]#W '
 set-window-option -g window-status-separator ''
 
 # show pane title, pane identifier, and hostname on right side of status bar
-set-option -g status-right '#{=26:pane_title} #[fg=colour150,bg=colour236] #S:#I.#P #(test -n "$SSH_TTY" && echo "\#[reverse] #H ")'
+set-option -g status-right '#{=26:pane_title} <%=
+  case ENV['theme']
+  when 'light' then '#[fg=colour231,bg=colour244]'
+  when 'dark'  then '#[fg=colour150,bg=colour236]'
+  end
+%> #S:#I.#P #(test -n "$SSH_TTY" && echo "\#[reverse] #H ")'
 set-option -g status-right-length 48
 
 #-----------------------------------------------------------------------------

bin/edit-encrypted-file

@@ -12,4 +12,5 @@ exec vim -u NONE -c 'set '\
 'cryptmethod=blowfish '\
 'foldmethod=marker '\
 'foldlevel=0 '\
+"background=$(cat ~/.theme) "\
   "$@"

bin/theme

@@ -0,0 +1,16 @@
+#!/bin/sh -ex
+#
+# Usage: theme [light|dark]
+#
+# Applies the given theme to terminal-based applications such as tmux and vim.
+# If no theme is given, then the currently applied theme is written to STDOUT.
+#
+if test $# -gt 0 ; then
+  echo "$1" > ~/.theme
+  export theme=$1
+  erb ~/.tigrc.erb > ~/.tigrc
+  erb ~/.tmux.conf.erb > ~/.tmux.conf
+  test -n "$TMUX" && tmux source ~/.tmux.conf
+else
+  cat ~/.theme
+fi