Sloppy tmux config

.tmux.conf

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# ============================================================================
# General settings
# ============================================================================
set-option -g default-shell /bin/zsh
set-option -g default-command /bin/zsh

# address vim mode switching delay (http://superuser.com/a/252717/65504)
set -sg escape-time 0

# show session name in tab title
set-option -g set-titles on
set-option -g set-titles-string "[tmux] #T @ #H"

# clipboard
set -g set-clipboard on

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

# turn down the timeout for repeat commands
set-option -g repeat-time 150

# enable mouse mode
set -g mouse on

# Epic mouse control!
# can use better-mouse-mode plugin instead
bind -T root WheelUpPane if -F -t = "#{mouse_any_flag}" "send-keys -M" "select-pane -t =; if -F -t = \"#{alternate_on}\" \"send-keys Up Up\" \"copy-mode -e; send-keys -M\""
bind -T root WheelDownPane if -F -t = "#{mouse_any_flag}" "send-keys -M" "select-pane -t =; if -F -t = \"#{alternate_on}\" \"send-keys Down Down\" \"copy-mode -e; send-keys -M\""

# Fix cursor shape in vim
set -g -a terminal-overrides ',*:Ss=\E[%p1%d q:Se=\E[2 q'

# Copy-mode
set-window-option -g mode-keys vi

bind-key v copy-mode \; display "Copy mode!"
bind-key C-v copy-mode \; display "Copy mode!"

# paste buffer
bind-key p paste-buffer

# Make pbcopy/pbpaste and Vim's * register work.
bind-key -t vi-copy v begin-selection
bind-key -t vi-copy y copy-pipe "reattach-to-user-namespace pbcopy"
unbind-key -t vi-copy Enter
bind-key -t vi-copy Enter copy-pipe "reattach-to-user-namespace pbcopy"

# bind -t vi-copy WheelUpPane halfpage-up
# bind -t vi-copy WheelDownPane halfpage-down
# unbind -t vi-copy MouseDragEnd1Pane
bind -t vi-copy MouseDown1Pane clear-selection


# default terminal
# set-option -ga terminal-overrides ",*256col*:Tc"
set -g default-terminal "screen-256color"

# increase scrollback buffer size
set -g history-limit 50000

# refresh 'status-left' and 'status-right' more often
set -g status-interval 1

# tmux messages are displayed for 4 seconds
set -g display-time 2000

# super useful when using "grouped sessions" and multi-monitor setup
setw -g aggressive-resize on
# set-window-option -g aggressive-resize

# enable xterm keys
set-option -g xterm-keys on

# start window numbers from 1
set-option -g base-index 1
set-window-option -g pane-base-index 1

# renumber windows after a change
set-option -g renumber-windows on

# fix copying in tmux
set-option -g default-command "reattach-to-user-namespace -l zsh"

# emacs or vi style keybindings
set -g status-keys emacs

# focus events enabled for terminals that support them
set -g focus-events on

# status position
set-option -g status-position top

# ============================================================================
# Keys
# ============================================================================
# unbinds
unbind C-b
unbind C-a
unbind %
unbind ,
unbind .
unbind n
unbind p
unbind [
unbind '"'
unbind l
unbind &
unbind "'"

unbind-key C-h
unbind-key C-j
unbind-key C-k
unbind-key C-l




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

# split panes using | and -
bind | split-window -h -c "#{pane_current_path}" 
bind \ split-window -h -c "#{pane_current_path}"
bind - split-window -v -c "#{pane_current_path}"

# look up in a man-page
bind-key m command-prompt -p "Man:" "split-window 'man %%'"


# swap window to top (first position in statusbar)
# TAGS: rotate
bind-key [ swap-window -t -1
bind-key ] swap-window -t +1
bind-key < swap-window -t -1
bind-key > swap-window -t +1

# move between windows
bind-key -n M-S-Left previous-window
bind-key -n M-S-Right next-window
bind-key -n M-Left previous-window
bind-key -n M-Right next-window

# resize pane
bind-key -n C-S-Up resize-pane -U 2 
bind-key -n C-S-Down resize-pane -D 2 
bind-key -n C-S-Left resize-pane -L 2 
bind-key -n C-S-Right resize-pane -R 2 

# break pane
bind-key b break-pane   

# refresh client
bind-key R      confirm-before refresh-client  

# rename window
bind-key n      command-prompt 'rename-window %%'

# rename session 
bind-key N      command-prompt 'rename-session %%'

# kill/close pane
bind-key x kill-pane
bind-key w kill-pane

# kill window
bind-key X kill-window

# kill session
bind-key q confirm-before kill-session

# choose window
bind-key W choose-window 

# prefix
set -g prefix C-Space
bind-key C-Space send-prefix


# ============================================================================
# Theme 
# ============================================================================
set-window-option -g monitor-activity on

set-window-option -g window-status-current-bg yellow
set-option -g message-fg colour235

# status bar
set-option -g status-justify left
set-option -g status-bg colour236
set-option -g status-interval 60

# status left
set-option -g status-left '#[bg=colour235]#[fg=colour12]  #(~/.tmux/bin/panes) '
set-option -g status-left-length 80


# style prefixes
STYLES_IP='#[bg=colour235]#[fg=colour7] '
STYLES_WIFI='#[bg=colour234]#[fg=colour13] '
STYLES_BATTERY='#[bg=colour233] '

# status right
set-option -g status-right '#{prefix_highlight} #{STYLES_IP} #(~/.tmux/bin/ip) #{STYLES_WIFI} #(~/.tmux/bin/wifi) #{STYLES_BATTERY} #(~/.tmux/bin/battery --tmux)#{STYLES_BATTERY} '
set-option -g status-right-length 80

# panes
set -g pane-active-border-bg 0
set -g pane-active-border-fg colour214
set -g pane-border-fg colour236

# window
set-window-option -g window-status-format '#[bg=colour237]#[fg=colour243] #I #[fg=colour194]#W '

# active window
set-window-option -g window-status-current-format '#[bg=colour235]#[fg=colour215] #I #[bg=colour235]#[fg=colour167]#W '

## set window notifications
set-option -g visual-activity off
set-window-option -g monitor-activity off
set-window-option -g automatic-rename on


# ============================================================================
# Plugins
# ============================================================================
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-prefix-highlight'
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'eugene-eeo/tmux-badges'


run '~/.tmux/plugins/tpm/tpm'

README.md

• install TPM first with git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm
• the font is custom patched, replace  with emojis, unicode, whatever
• put shell scripts in ~/.tmux/bin

battery

#!/bin/bash

has() { type "$1" &>/dev/null; }

# If the current_bat is less than the BATTERY_DANGER,
# output color will be red
BATTERY_DANGER=20

# get_battery returns remaining battery
get_battery() {
    local current_bat percentage

    if has "pmset"; then
        current_bat="$(pmset -g ps | grep -o '[0-9]\+%' | tr -d '%')"
    elif has "ioreg"; then
        local _battery_info _max_cap _cur_cap
        _battery_info="$(ioreg -n AppleSmartBattery)"
        _max_cap="$(echo "$_battery_info" | awk '/MaxCapacity/{print $5}')"
        _cur_cap="$(echo "$_battery_info" | awk '/CurrentCapacity/{print $5}')"
        current_bat="$(awk -v cur="$_cur_cap" -v max="$_max_cap" 'BEGIN{ printf("%.2f\n", cur/max*100) }')"
    fi

    # trim dot (e.g., 79.61 -> 79)
    percentage="${current_bat%%.*}"
    if [ -n "$percentage" ]; then
        echo "$percentage%"
    fi
}

# is_charging returns true if the battery is charging
is_charging() {
    if has "pmset"; then
        pmset -g ps | grep -E "Battery Power|charged" >/dev/null 2>&1
        if [ $? -eq 0  ]; then
            return 1
        else
            return 0
        fi
    elif has "ioreg"; then
        ioreg -c AppleSmartBattery | grep "IsCharging" | grep "Yes" >/dev/null 2>&1
        return $?
    else
        return 1
    fi
}

# battery_color_ansi colourizes the battery level for the terminal
battery_color_ansi() {
    local percentage
    percentage="${1:-$(get_battery)}"

    if is_charging; then
        [[ -n $percentage ]] && echo -e "\033[32m${percentage}\033[0m"
    else
        # percentage > BATTERY_DANGER
        if [ "${percentage%%%*}" -ge "$BATTERY_DANGER" ]; then
            echo -e "\033[34m${percentage}\033[0m"
        else
            echo -e "\033[31m${percentage}\033[0m"
        fi
    fi
}

# battery_color_tmux colourizes the battery level for tmux
battery_color_tmux() {
    local percentage
    percentage="${1:-$(get_battery)}"

    if is_charging; then
        [[ -n $percentage ]] && echo -e "#[fg=colour46]${percentage}#[default]"
    else
        # percentage > BATTERY_DANGER
        if [ "${percentage%%%*}" -ge "$BATTERY_DANGER" ]; then
            echo -e "#[fg=blue]${percentage}#[default]"
        else
            echo -e "#[fg=red]${percentage}#[default]"
        fi
    fi
}

get_remain() {
    local time_remain

    if has "pmset"; then
        time_remain="$(pmset -g ps | grep -o '[0-9]\+:[0-9]\+')"
        if [ -z "$time_remain" ]; then
            time_remain="no estimate"
        fi
    elif has "ioreg"; then
        local itte
        itte="$(ioreg -n AppleSmartBattery | awk '/InstantTimeToEmpty/{print $5}')"
        time_remain="$(awk -v remain="$itte" 'BEGIN{ printf("%dh%dm\n", remain/60, remain%60) }')"
        if [ -z "$time_remain" ] || [ "${time_remain%%h*}" -gt 10 ]; then
            time_remain="no estimate"
        fi
    else
        time_remain="no estimate"
    fi

    echo "$time_remain"
    if [ "$time_remain" = "no estimate" ]; then
        return 1
    fi
}

# this scripts is supported OS X only now
# if ! is_osx; then
#     echo "OS X only" 1>&2
#     exit 1
# fi

# check arguments
for i in "$@"
do
    case "$i" in
        "-h"|"--help")
            echo "usage: battery [--help|-h][--ansi|--tmux][-r|--remain]" 1>&2
            echo "  Getting the remaining battery, then" 1>&2
            echo "  outputs and colourizes with options" 1>&2
            exit
            ;;
        "--ansi")
            battery_color_ansi "$(get_battery)"
            exit $?
            ;;
        "--tmux")
            battery_color_tmux "$(get_battery)"
            exit $?
            ;;
        "-r"|"--remain")
            get_remain
            exit $?
            ;;
        -*|--*)
            echo "$i: unknown option" 1>&2
            exit 1
    esac
done

get_battery

ip

#!/bin/bash

echo $(dig +short myip.opendns.com @resolver1.opendns.com)

panes

#!/bin/bash

echo -e $(tmux list-panes | wc -l | sed "s/ //g")

wifi

#!/bin/bash
#
# @(#) wifi v0.2.0 2015-09-24
#
# usage:
#   wifi [-h|--help]
#
# description:
#   show the wifi information (strength, bandwidth, SSID)
#
######################################################################

# Use: Put something this in your .tmux.conf file
# set-option -g status-right: '#(wifi -c tmux)'
#
# ▁▂▃▅▇

# . "$DOTPATH"/etc/lib/vital.sh

# if ! is_osx; then
#     echo "wifi: require OS X" 1>&2
#     exit 1
# fi

# Check arguments
# for arg in "$@"
# do
#     # Check if arguments have help option
#     if [[ "$arg" =~ ^"-h"|"--help"$ ]]; then
#         cat 1>&2 <<-'EOH'
# usage: wifi [-h|--help]
#     show the wifi information (strength, bandwidth, SSID)
# EOH
#         exit 1
#     fi
# done

# airport command is executable file
#
# Usage:
#   Search information about Wi-Fi by using airport command
#   airport command has this options
#    -c[<arg>] --channel=[<arg>]    Set arbitrary channel on the card
#    -z        --disassociate       Disassociate from any network
#    -I        --getinfo            Print current wireless status, e.g. signal info, BSSID, port type etc.
#    -s[<arg>] --scan=[<arg>]       Perform a wireless broadcast scan.
#                                      Will perform a directed scan if the optional <arg> is provided
#    -x        --xml                Print info as XML
#    -P        --psk                Create PSK from specified pass phrase and SSID.
#                                      The following additional arguments must be specified with this command:
#                                     --password=<arg>  Specify a WPA password
#                                     --ssid=<arg>      Specify SSID when creating a PSK
#    -h        --help               Show this help
#
airport_path="/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport"

# Check if airport is available
if [[ ! -x $airport_path ]]; then
    echo "$airport_path: not found" 1>&2
    exit 1
fi

# The Unicode Block Elements
# | Unicode | Block |           Name             |    Note    |
# |:-------:|:-----:|:--------------------------:|:----------:|
# |  2580   |  ▀    | UPPER HALF BLOCK           |            |
# |  2581   |  ▁    | LOWER ONE EIGHTH BLOCK     |            |
# |  2582   |  ▂    | LOWER ONE QUARTER BLOCK    |            |
# |  2583   |  ▃    | LOWER THREE EIGHTHS BLOCK  |            |
# |  2584   |  ▄    | LOWER HALF BLOCK           |            |
# |  2585   |  ▅    | LOWER FIVE EIGHTHS BLOCK   |            |
# |  2586   |  ▆    | LOWER THREE QUARTERS BLOCK |            |
# |  2587   |  ▇    | LOWER SEVEN EIGHTHS BLOCK  |            |
# |  2588   |  █    | FULL BLOCK                 | →25A0(■)   |
# |  2589   |  ▉    | LEFT SEVEN EIGHTHS BLOCK   |            |
# |  258A   |  ▊    | LEFT THREE QUARTERS BLOCK  |            |
# |  258B   |  ▋    | LEFT FIVE EIGHTHS BLOCK    |            |
# |  258C   |  ▌    | LEFT HALF BLOCK            |            |
# |  258D   |  ▍    | LEFT THREE EIGHTHS BLOCK   |            |
# |  258E   |  ▎    | LEFT ONE QUARTER BLOCK     |            |
# |  258F   |  ▏    | LEFT ONE EIGHTH BLOCK      |            |
# |  2590   |  ▐    | RIGHT HALF BLOCK           |            |
#
# signals=(▂▅▇)
signals=()

# Get the wifi information and then set it to an info array
info=( $(eval "$airport_path" --getinfo | grep -E "^ *(agrCtlRSSI|state|lastTxRate|SSID):" | awk '{print $2}') )
if [[ ${#info[@]} -eq 0 ]]; then
    echo "offline"
    exit 1
fi

# cut out a needed information from the info
# reference: http://osxdaily.com/2007/01/18/airport-the-little-known-command-line-wireless-utility/
rssi="${info[0]}"   # strength of wifi wave
stat="${info[1]}"   # whether wifi is available
rate="${info[2]}"   # bandwidth of wifi wave
ssid="${info[3]}"   # wifi ssid name

# Determine the signal from rssi of wifi
signal=""
for ((j = 0; j < "${#signals[@]}"; j++))
do
    # reference of strength (rssi)
    #  -20　Excellent
    #  -30　Excellent
    #  -40　Excellent
    #  -50　Excellent
    #  -60　better
    #  -70　good
    #  -80　not good
    #  -90　bad
    # -100　bad
    if ((  $j == 0 && $rssi > -100 )) ||
        (( $j == 1 && $rssi > -80  )) ||
        (( $j == 2 && $rssi > -50  )); then
        # make signal
        signal="${signal}${signals[$j]} "
    else
        signal="${signal}  "
    fi
done

# If the wifi rate (wifi bandwidth) is unavailable,
if [ "$rate" = 0 ]; then
    echo "no_wifi"
    exit 1
fi

# Outputs wifi
#   example: "fun-wifi 351Mbs ▂ ▅   "
echo -e "${ssid}"
# echo -e "${ssid} ${rate}Mbs"
# echo -e "${ssid} ${rate}Mbs ${signal}"
# echo -e "${ssid} ${signal}"