dot.tmux.conf

# Remap prefix from 'C-b' to 'C-a'
unbind C-b
set-option -g prefix C-a
bind-key C-a send-prefix

# Set TERM and key bindings
set -g default-terminal "screen-256color"
set -g status-keys emacs
setw -g xterm-keys on

# Start window and pane indexing at 1
set -g renumber-windows on
set -g base-index 1
setw -g pane-base-index 1

# Misc options
set -g monitor-activity on
setw -g automatic-rename on
setw -g aggressive-resize on

# Vim-like copy behavior
unbind-key -T copy-mode-vi Space
unbind-key -T copy-mode-vi Enter
unbind-key -T copy-mode-vi C-v
bind-key -T copy-mode-vi v send-keys -X begin-selection
bind-key -T copy-mode-vi C-v send-keys -X rectangle-toggle
bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "pbcopy"
bind-key -T copy-mode-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel "pbcopy"
bind-key -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel "pbcopy"

# Lots of history!
setw -g history-limit 50000

# Don't delay the escape key
set -sg escape-time 0

# Split panes using \ and -
unbind '"'
unbind %
bind '\' split-window -h
bind - split-window -v

# Switch panes using Alt-hjkl without prefix
bind -n M-h select-pane -L
bind -n M-l select-pane -R
bind -n M-k select-pane -U
bind -n M-j select-pane -D

# Switch windows with Ctrl-Alt-Z/X
bind-key -n M-C-z previous-window
bind-key -n M-C-x next-window

# Ctrl-a + a switches to last window
bind-key a last-window

# Prefix + r to reload tmux.conf
unbind r
bind r source-file ~/.tmux.conf \;\
       display 'Reloaded tmux config'

# Theme
set -g set-titles-string '[#S:#I] #W'
set -g status-style bg=colour0,fg=colour12

set -g status-left-length 41
set -g status-left '#[fg=colour15]#{?client_prefix,#[bg=colour2],#[bg=colour12]} #S #[bg=colour0]#{?client_prefix,#[fg=colour8],#[fg=colour12]}'

set -g status-right-style bg=colour0,fg=colour12
set -g status-right-length 100
set -g status-right '#[bg=colour12]#[fg=colour7] #H '

set -g window-status-current-style bg=colour11,fg=colour0
set -g window-status-activity-style bg=colour11,fg=colour0
set -g window-status-current-format '#[fg=colour0]#[bg=colour11] #[fg=colour7]#I:#W#F #[bg=colour0]#[fg=colour11]'
set -g window-status-format ' #I:#W#F '