tmux.conf

# remap prefix from ^B to backtick `
unbind C-b
set-option -g prefix `
bind ` send-prefix
bind ^ last-window

set-option -sg escape-time 10

# split panes using | and -
bind | split-window -h #-c "#{pane_current_path}"
bind _ split-window -v #-c "#{pane_current_path}"
unbind '"'
unbind %

bind b break-pane -P
unbind !

# reload config file (change file location to your the tmux.conf you want to use)
bind r source-file ~/.tmux.conf

bind p previous-window
bind n next-window

# prefix-Delete or prefix-Shift-Delete to kill panes/windows
bind DC kill-pane
bind S-DC kill-window

# enable mouse control by default
if-shell "if [[ `tmux -V | cut -d' ' -f2` -lt 2.1 ]]; then true; else false; fi" \
        'set -g mode-mouse on; set -g mouse-resize-pane on; set -g mouse-select-pane on; set -g mouse-select-window on'
if-shell "if [[ `tmux -V | cut -d' ' -f2` -ge 2.1 ]]; then true; else false; fi" \
        'set -g mouse on'

# scroll in copy/paste mode
#bind -n WheelUpPane if-shell -F -t = "#{mouse_any_flag}" "send-keys -M" "if -Ft= '#{pane_in_mode}' 'send-keys -M' 'select-pane -t=; copy-mode -e; send-keys -M'"
#bind -n WheelDownPane select-pane -t= \; send-keys -M

# toggle mouse mode to allow mouse copy/paste
# set mouse off with `m
# set mouse on with `M
# TODO: do version check as above to avoid error messages
bind M \
    set -g mouse on \;\
    set -g mode-mouse on \;\
    set -g mouse-resize-pane on \;\
    set -g mouse-select-pane on \;\
    set -g mouse-select-window on \;\
    display 'Mouse: ON'
# set mouse off with prefix M
bind m \
    set -g mouse off \;\
    set -g mode-mouse off \;\
    set -g mouse-resize-pane off \;\
    set -g mouse-select-pane off \;\
    set -g mouse-select-window off \;\
    display 'Mouse: OFF'

# don't rename windows automatically
set-option -g allow-rename off

###########################################################################
# General options

# Default termtype. If the rcfile sets $TERM, that overrides this value.
set -g default-terminal screen-256color

# Ring the bell if any background window rang a bell
set -g bell-action any

# Watch for activity in background windows
setw -g monitor-activity on

# scrollback size
set -g history-limit 10000

# pass through xterm keys
set -g xterm-keys on

set-option -g default-shell /bin/zsh

### Vim-style copy/paste
#unbind '['
#unbind 'q'

#bind '[' copy-mode
#bind ']' paste-buffer
#bind -t vi-copy ' ' begin-selection
#bind -t vi-copy Enter copy-selection
#bind -t vi-copy 'q' cancel

# move current window left and right in the tab list, respectively.
bind '<' swap-window -t -1
bind '>' swap-window -t +1

# to be consistent with i3 and vim window movement
bind 'h' select-pane -L
bind 'j' select-pane -D
bind 'k' select-pane -U
bind 'l' select-pane -R

bind 'H' resize-pane -L 5
bind 'J' resize-pane -D 3
bind 'K' resize-pane -U 3
bind 'L' resize-pane -R 5

# resize the currently selected pane to be 80 columns
bind '\' resize-pane -x 80

# toggle fullscreen
bind f resize-pane -Z

# resize the currently selected pane to 16 rows high
#bind ']' resize-pane -y 16

# use hjkl to move around buffer
setw -g mode-keys vi

bind -t vi-copy y copy-pipe "xclip -sel clip -i"

set-option -g repeat-time 50

# enable scrolling using the Shift-PageUp/Down keys
# TODO: fix S-Pageup/Pagedown
set -g terminal-overrides 'rxvt*:ti@:te@'
bind -n S-Pageup copy-mode -u

# don't use the constrained minimum with multiple clients
setw -g aggressive-resize on