.tmux.conf

# tmux attach -t [session_name]
# tmux new-session -s development

# key bindings
# [Sessions]
# d detach from session
# s list sessions
# $ new session
#
# [Windows]
# c create new window
# w display windows
# , rename window
# & close window
# n next window
# p prev window
# f find window
# , name window
# 0..9 select window
#
# [Panes]
# % create pane (vertical)
# " create pane (hirozontal)
# o cycle thru panes
# q show pane numbers
# x close pane
# <space> cycle thru pane layouts
# ! turn pane into window
# + break into window
# - restore from window
# { move left
# } move rigth
# z toggle zoom
#
# [Misc]
# : enter command line
# ? list key bindings
# [ switch to copy mode
# ] paste buffer contents (buffer 0)
# = list paste buffers and paste selected buffer contents
# t show clock

# commands
# :capture-pane copy pane output to buffer
# :show-buffer show buffer contents
# :save_buffer save buffer to file
# :list-buffer list buffers
# :choose-buffer choose buffer to use for pasting
# :join-pane turn window into a pane

# preserve a lot of history
set-option -g history-limit 50000

bind-key C-w send-prefix
set -g default-terminal "screen-256color"

# apple magic
# set-option -g default-command "reattach-to-user-namespace -l zsh"

# navigate between panes
bind-key -r j select-pane -t :.- \; display-panes
bind-key -r k select-pane -t :.+ \; display-panes
bind-key -n C-Space select-pane -t :.+ \; display-panes
bind-key -n C-M-Space select-pane -t :. \; display-panes
bind-key -n M-1 select-pane -t 1  \; display-panes
bind-key -n M-2 select-pane -t 2  \; display-panes
bind-key -n M-3 select-pane -t 3  \; display-panes
bind-key -n M-4 select-pane -t 4  \; display-panes
bind-key -n M-5 select-pane -t 5  \; display-panes
bind-key -n M-6 select-pane -t 6  \; display-panes
bind-key -n M-7 select-pane -t 7  \; display-panes
bind-key -n M-8 select-pane -t 8  \; display-panes
bind-key -n M-9 select-pane -t 9  \; display-panes


# navigate between windows
bind -r C-h select-window -t :-
bind -r C-l select-window -t :+

# create panes
bind | split-window -h -c "#{pane_current_path}"
bind - split-window -v -c "#{pane_current_path}"

# automatically set window title
set-window-option -g automatic-rename on
set-option -g set-titles on

# alt-hjkl keys to resizes panes
bind -n M-k resize-pane -U 5 
bind -n M-j resize-pane -D 5
bind -n M-h resize-pane -L 20 
bind -n M-l resize-pane -R 20 

# alternative resizing
bind K resize-pane -U 100
bind J resize-pane -D 100
bind H resize-pane -L 100
bind L resize-pane -R 100

# reload tmux config
bind r source-file ~/.tmux.conf \; display "Config reloaded"

# clear screen
bind l send-keys "clear" \; send-keys "Enter" \;

# !not supported by new tmux

# fast command sequences (for vim)
set -s escape-time 0

# index windows starting from 1 instead of 0
set -g base-index 1

# index panes starting from 1
setw -g pane-base-index 1

# enable mouse
set -g mouse on

# !not supported by new version of tmux
# highlight the current window
# setw -g window-status-fg cyan
# setw -g window-status-bg default
# setw -g window-status-attr dim
# setw -g window-status-current-fg white
# setw -g window-status-current-bg red
# setw -g window-status-current-attr bright

# !not supported by new tmux
# hightlight the command line
# set -g message-fg white
# set -g message-bg black
# set -g message-attr bright

# set status bar colors
set -g status-fg white
set -g status-bg black

# turn on ubr8 in status line
# set -g status-utf8 on

# set left status bar
set -g status-left-length 60
# #H hostname
# #h hostname w/o domain
# #F current window flag
# #I current window index
# #P current pane index
# #S current session name
# #T current window title
# #W current window name
# ## a literl #
# #(shell command) first line of the command output
# #[attributes] color of attribute change
set -g status-left "#[fg=green]#S #[fg=yellow]#I #[fg=cyan]#P    "

# set right status bar
set -g status-right "#[fg=cyan]%d %b %R"

# refresh status bar with interval
# set -g status-interval 60

# align the list of windows in the status bar [left|centre|right]
set -g status-justify left

# notify about activity on other windows
setw -g monitor-activity on
set -g visual-activity on

# use vi keys in copy mode
set -g mode-keys vi

# use vi-like bindings to work with buffers
bind Escape copy-mode
bind-key -T copy-mode-vi 'v' send-keys -X begin-selection
# bind-key -T copy-mode-vi 'y' send-keys -X copy-selection-and-cancel\; run "tmux save -|xsel -b >/dev/null 2>&1"

# linux
# bind-key -T copy-mode-vi 'y' send-keys -X copy-pipe-and-cancel 'xclip -in -selection clipboard'

# clipboard to work on mac
bind-key -T copy-mode-vi 'y' send-keys -X copy-pipe-and-cancel 'reattach-to-user-namespace pbcopy'

# temporarily maximaize pane, minimaze it
unbind Up
bind Up new-window -d -n tmp\; swap-pane -s tmp.1 \; select-window -t tmp
unbind Down
bind Down last-window \; swap-pane -s tmp.1 \; kill-window -t tmp

# set default shell
set -g default-command /bin/zsh
set -g default-shell /bin/zsh

# toggle pane logging
bind P pipe-pane -o "cat >>~/#W.log" \; display "Toggled logging to ~/#W.log"

# this fixes junk being printed on 'y' key when in vim mode
set-option -s set-clipboard off

# highlight selected pane
set -g pane-active-border-style 'fg=#685642,bg=#685642'
set -g pane-border-style 'fg=#685642'

# color scheme for pane numbers displayed when navigating between panes, panes are numbered 1,2,3,4,....
set -g display-panes-colour "#808080"
set -g display-panes-active-colour "orange"