My tmux configuration

tmux.conf

# use UTF8
set -g utf8
set-window-option -g utf8 on

# make tmux display things in 256 colors
# set -g default-terminal "screen-256color"
set -g default-terminal "xterm"
set-window-option -g xterm-keys on

# set scrollback history to 10000 (10k)
set -g history-limit 10000

# set Ctrl-a as the default prefix key combination
# and unbind C-b to free it up
set -g prefix C-j
unbind C-b
unbind C-a

# use send-prefix to pass C-a through to application
bind C-j send-prefix

# shorten command delay
set -sg escape-time 1

# set window and pane index to 1 (0 by default)
set-option -g base-index 1
setw -g pane-base-index 1

# reload ~/.tmux.conf using PREFIX r
bind r source-file ~/.tmux.conf \; display "Reloaded!"

# use PREFIX | to split window horizontally and PREFIX - to split vertically
bind | split-window -h
bind \ split-window -h
bind - split-window -v

# Make the current window the first window
bind T swap-window -t 1

# map Vi movement keys as pane movement keys
# bind h select-pane -L
# bind j select-pane -D
# bind k select-pane -U
# bind l select-pane -R
bind w select-pane -l #select last pane
bind-key -n M-W last-pane

# and use C-h and C-l to cycle thru panes
bind -r C-h select-window -t :-
bind -r C-l select-window -t :+

# resize panes using PREFIX H, J, K, L
bind -r H resize-pane -L 5
bind -r J resize-pane -D 5
bind -r K resize-pane -U 5
bind -r L resize-pane -R 5

# explicitly disable mouse control
set -g mode-mouse on
set -g mouse-resize-pane on
set -g mouse-select-pane on
set -g mouse-select-window on
set-option -g mouse on
set-option -g mouse-utf8 on
# ---------------------
# Copy & Paste
# ---------------------
# provide access to the clipboard for pbpaste, pbcopy
# set-option -g default-command "reattach-to-user-namespace -l zsh"
# set-option -g default-command "bash"
set-option -g default-command "zsh"
set-window-option -g automatic-rename on

# use vim keybindings in copy mode
setw -g mode-keys vi

# setup 'v' to begin selection as in Vim
bind-key -t vi-copy v begin-selection
#bind-key -t vi-copy y copy-pipe "reattach-to-user-namespace pbcopy"
bind-key -t vi-copy y copy-pipe "xclip -selection clipboard -i"

# update default binding of 'Enter' to also use copy-pipe
unbind -t vi-copy Enter
# bind-key -t vi-copy Enter copy-pipe "reattach-to-user-namespace pbcopy"
bind-key -t vi-copy Enter copy-pipe "xclip -selection clipboard -i"

# bind y run 'tmux save-buffer - | reattach-to-user-namespace pbcopy '
# bind C-y run 'tmux save-buffer - | reattach-to-user-namespace pbcopy '
bind y run "tmux show-buffer | xclip -i -selection clipboard"
bind C-y run "tmux show-buffer | xclip -i -selection clipboard"

# ----------------------
# set some pretty colors
# ----------------------
# set pane colors - hilight the active pane
# set-option -g pane-border-fg colour235 #base02
# set-option -g pane-active-border-fg colour240 #base01

# colorize messages in the command line
# set-option -g message-bg black #base02
# set-option -g message-fg brightred #orange

# ----------------------
# Status Bar
# -----------------------
set-option -g status on                # turn the status bar on
set -g status-utf8 on                  # set utf-8 for the status bar
set -g status-interval 5               # set update frequencey (default 15 seconds)
set -g status-justify centre           # center window list for clarity
set-option -g status-position top    # position the status bar at top of screen

# visual notification of activity in other windows
setw -g monitor-activity on
set -g visual-activity on

# set color for status bar
#set-option -g status-bg colour235 #base02
# set-option -g status-bg default
# set-option -g status-fg yellow #yellow
# set-option -g status-fg white
# set-option -g status-attr dim

# set window list colors - red for active and cyan for inactive
#set-window-option -g window-status-fg white
#set-window-option -g window-status-bg colour236
#set-window-option -g window-status-attr bright

#set-window-option -g window-status-current-fg black
#set-window-option -g window-status-current-bg yellow
#set-window-option -g window-status-current-attr bright

# show host name and IP address on right side of status bar
set -g status-right-length 70
set -g status-right "#[fg=green]#h@#[fg=yellow]#(ifconfig eth0 | grep 'inet ' | awk '{print $2}')"

# show session name, window & pane number, date and time on right side of
# status bar
set -g status-left-length 60
set -g status-left "#[fg=green]::%l:%M %p#[fg=yellow]::%Y-%m-%d::#[fg=blue]#S #[fg=colour255]Tab#[fg=yellow]#I#[fg=colour255]:Pane#[fg=yellow]#P"

#### COLOUR (Solarized 256)

# default statusbar colors
set-option -g status-bg colour235 #base02
set-option -g status-fg colour136 #yellow
set-option -g status-attr bright

# default window title colors
set-window-option -g window-status-fg colour244 #base0
set-window-option -g window-status-bg default
set-window-option -g window-status-attr dim

# active window title colors
set-window-option -g window-status-current-fg yellow
set-window-option -g window-status-current-bg default
set-window-option -g window-status-current-attr bright

# set-window-option -g window-status-current-format "#[fg=colour235, bg=colour166]#[fg=colour255, bg=colour166]#I:#W #[fg=colour166, bg=colour235]"
# set-window-option -g window-status-format "#[fg=colour235, bg=colour244]#[fg=colour255, bg=colour244]#I:#W#F#[fg=colour244, bg=colour235]"
# pane border
set-option -g pane-border-fg colour235 #base02
set-option -g pane-active-border-fg colour240 #base01

# message text
set-option -g message-bg colour235 #base02
set-option -g message-fg colour166 #orange

# pane number display
set-option -g display-panes-active-colour colour33 #blue
set-option -g display-panes-colour colour166 #orange

# clock
set-window-option -g clock-mode-colour colour64 #green
# Smart pane switching with awareness of vim splits
# bind -n C-h run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)vim(diff)?$' && tmux send-keys C-h) || tmux select-pane -L"
# bind -n C-j run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)vim(diff)?$' && tmux send-keys C-j) || tmux select-pane -D"
# bind -n C-k run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)vim(diff)?$' && tmux send-keys C-k) || tmux select-pane -U"
# bind -n C-l run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)vim(diff)?$' && tmux send-keys C-l) || tmux select-pane -R"
# bind -n C-\ run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)vim(diff)?$' && tmux send-keys 'C-\\') || tmux select-pane -l"

# key binding for ALT+num
# switch windows alt+number
bind-key -n M-1 select-window -t 1
bind-key -n M-2 select-window -t 2
bind-key -n M-3 select-window -t 3
bind-key -n M-4 select-window -t 4
bind-key -n M-5 select-window -t 5
bind-key -n M-6 select-window -t 6
bind-key -n M-7 select-window -t 7
bind-key -n M-8 select-window -t 8
bind-key -n M-9 select-window -t 9
bind-key -n M-q display-panes

bind C-k rotate-window
bind k rotate-window
bind C-j last-pane
bind j last-pane


# List of plugins
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'tmux-plugins/tmux-yank'

# Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
run '~/.tmux/plugins/tpm/tpm'