[tmux] Assume 2.x

.tmux.conf

@@ -10,18 +10,8 @@ set-option -g history-limit 10000
 set-option -g status-utf8 on
 set-window-option -g utf8 on
 
-## status bar
-# set-option -g status-bg black
-# set-option -g status-fg white
-# set-option -g status-right ""
-# set-option -g status-left "#S"
-# set-window-option -g window-status-current-attr reverse
-# set-window-option -g window-status-current-bg white
-# set-window-option -g window-status-current-bg black
-
 ## window notifications
 set-option -g visual-activity on
-set-option -g visual-content on
 set-window-option -g monitor-activity off
 
 ## title
@@ -30,11 +20,7 @@ set-option -g set-titles-string "[#S] #I:#W"
 set-option -g automatic-rename on
 
 ## mouse
-set-window-option -g mode-mouse off
-# set-window-option -g mode-mouse on
-# set-option -g mouse-select-pane on
-# set-option -g mouse-resize-pane on
-# set-option -g mouse-select-window on
+set-window-option -g mouse off
 
 # copy and paste
 bind -t vi-copy 'v' begin-selection
@@ -43,15 +29,10 @@ bind -t vi-copy 'y' copy-selection
 ## etc
 set-window-option -g mode-keys vi
 set-option -sg escape-time 1 # increase vim responsiveness
-# set-option -g status-justify centre
 set-option -g base-index 1
 
 ## screen bindings
 
-# use C-a as the prefix (a la screen)
-# unbind C-b
-# set-option -g prefix C-a
-
 bind a send-prefix
 
 bind c new-window
@@ -68,13 +49,11 @@ bind C-p previous-window
 
 bind C-a last-window
 
-bind v split-window -h
-bind s split-window -v
-
-# bind h select-pane -L
-# bind j select-pane -D
-# bind k select-pane -U
-# bind l select-pane -R
+set-option -g renumber-windows on;
+bind c new-window -c '#{pane_current_path}';
+bind C-c new-window -c '#{pane_current_path}';
+bind v split-window -h -c '#{pane_current_path}';
+bind s split-window -v -c '#{pane_current_path}';
 
 # Smart pane switching with awareness of vim splits
 bind -n C-h run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)vim(diff)?$' && tmux send-keys C-h) || tmux select-pane -L"
@@ -90,13 +69,6 @@ bind -r - resize-pane -D 3
 bind -r + resize-pane -U 3
 bind -r = resize-pane -U 3
 
-if-shell "[[ `tmux -V` =~ '1.9' ]]" \
-  "set-option -g renumber-windows on; \
-   bind c new-window -c '#{pane_current_path}'; \
-   bind C-c new-window -c '#{pane_current_path}'; \
-   bind v split-window -h -c '#{pane_current_path}'; \
-   bind s split-window -v -c '#{pane_current_path}';"
-
 unbind r
 bind r source-file ~/.tmux.conf \; display 'Reloaded tmux.conf'