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# Personal Tmux config file.
# Last Changed: 2020-02-15
# Author: Federico Igne <git@federicoigne.com>
# License: This file is placed in the public domain.
# {{{1 GENERAL
# Set terminal colors.
# Note to self: you changed this so many times it doesn't make any sense
# anymore. If you have problems with colors/fonts and terminal
# applications (e.g., Vim, (Neo)Mutt) come back here and tweak the
# option.
set -g default-terminal "tmux-256color"
# Increase history scrollback buffer size (st doesn't have any
# `scrollback buffer` feature so this is your only chance!)
set -g history-limit 16384 # 2**14
# TMux messages are displayed for 5 seconds
set -g display-time 5000
# Focus events enabled (if terminal supports them)
# This also integrates with the FocusGained/FocusLost Vim events. Use
# `vim-tmux-focus-events` Vim plugin to fix some issues with event
# focus.
#
# https://github.com/tmux-plugins/vim-tmux-focus-events
#
set -g focus-events on
# Set vi bindings for copymode
set -g mode-keys vi
# Enable mouse control but disable everything apart from pane resizing
# and window selection through statusbar.
set -g mouse on
unbind-key -T copy-mode MouseDown1Pane
unbind-key -T copy-mode MouseDrag1Pane
unbind-key -T copy-mode MouseDragEnd1Pane
unbind-key -T copy-mode WheelDownPane
unbind-key -T copy-mode WheelUpPane
unbind-key -T copy-mode-vi MouseDown1Pane
unbind-key -T copy-mode-vi MouseDrag1Pane
unbind-key -T copy-mode-vi MouseDragEnd1Pane
unbind-key -T copy-mode-vi WheelDownPane
unbind-key -T copy-mode-vi WheelUpPane
unbind-key -n MouseDown1Pane
#unbind-key -n MouseDown1Status
unbind-key -n MouseDown3Pane
#unbind-key -n MouseDrag1Border
unbind-key -n MouseDrag1Pane
unbind-key -n WheelDownStatus
unbind-key -n WheelUpPane
unbind-key -n WheelUpStatus
# {{{1 BINDINGS
# Prefix key (CTRL-<space>)
unbind-key C-b
set -g prefix C-Space
bind-key C-Space send-prefix
# Re-source config file ($HOME/.tmux.conf)
unbind-key r
bind-key r source-file $HOME/.tmux.conf \; display "Reloaded ~/.tmux.conf"
# Split window vertically/horizontally
unbind-key -
bind-key - split-window -v
unbind-key |
bind-key | split-window -h
unbind-key \\
bind-key \\ split-window -h
# Create a new window. New windows are named with random animal name.
# Change `$HOME/.config/tmux/animals.txt` to change the set of names.
unbind-key c
bind-key c run 'tmux new-window -n "$(shuf -n1 $HOME/.config/tmux/animals.txt)"'
# Seamless navigation between TMux panes and special splits
# (Vim/Weechat). This works well with a Vim plugin that does the same
# from Vim perspective.
# See
# https://github.com/christoomey/vim-tmux-navigator
# for more information.
is_special="ps -o state= -o comm= -t '#{pane_tty}' \
| grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|weechat|n?vim?x?)(diff)?$'"
bind-key -n C-h if-shell "$is_special" "send-keys C-h" "select-pane -L"
bind-key -n C-j if-shell "$is_special" "send-keys C-j" "select-pane -D"
bind-key -n C-k if-shell "$is_special" "send-keys C-k" "select-pane -U"
bind-key -n C-l if-shell "$is_special" "send-keys C-l" "select-pane -R"
bind-key -T copy-mode-vi C-h select-pane -L
bind-key -T copy-mode-vi C-j select-pane -D
bind-key -T copy-mode-vi C-k select-pane -U
bind-key -T copy-mode-vi C-l select-pane -R
# In the Weechat case, we don't have a way to seemlessly jump in the
# Weechat->Tmux direction, so we need to escape the binding with
# <prefix>.
#bind-key C-h select-pane -L
#bind-key C-j select-pane -D
#bind-key C-k select-pane -U
#bind-key C-l select-pane -R
# Next/Previous window
bind-key -r C-n next-window
bind-key -r C-p previous-window
# Make some copy-mode bindings more Vim-like:
# + v: start selection
# + C-v: toggle block selection
# + Enter: pipes the selected text into the clipboard (without exiting
# copy-mode)
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 Enter send-keys -X copy-pipe "xclip -i -selection clipboard" \; send-keys -X clear-selection
# {{{1 STYLE/COLOURS
# Show statusline
set -g status on
# Set position
set -g status-position bottom
# Statusline update interval (seconds)
set -g status-interval 15
# Position of the window list
set -g status-justify right
# Main statusline style
set -g status-bg default
# Left part:
# It show the session name and "lights up" when the prefix is used.
set -g status-left ' #{?#(echo $SSH_SESSION),(#h) #{?client_prefix,#[fg=colour4],}#{client_session},#{?client_prefix,#[fg=colour3],}#{client_session}} '
set -g status-left-length 50
set -g status-left-style fg=colour8,bold
# Right part:
# Empty status to move the window list on the right.
set -g status-right ''
# Statusline window list
set -g window-status-format ' #W '
set -g window-status-style fg=colour8
set -g window-status-current-format ' #{?#(echo $SSH_SESSION),#[fg=colour4],#[fg=colour3]}#W '
# Messages and Command line
set -g message-style fg=colour15
set -g message-command-style fg=colour15
# Panes
set -g pane-border-style fg=colour15
set -g pane-active-border-style fg=colour3
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