helm/tmux.conf

## Behavior ###############
# Zero-based indexing is fine in programming languages, but not so much in
# a multiplexer when zero is on the other side of the keyboard.
set -g base-index 1
set -g renumber-windows on
setw -g automatic-rename on
# Remove the <C-a> delay
set -s escape-time 0
# Rather than constraining window size to the maximum size of any client
# connected to the *session*, constrain window size to the maximum size of any
# client connected to *that window*. Much more reasonable.
setw -g aggressive-resize off
# go zsh, go
set-option -g default-shell $SHELL
# a mouse
set -g mode-mouse on
setw -g mouse-select-window on
setw -g mouse-select-pane on
set-option -g default-command "reattach-to-user-namespace -l zsh"

## Key bindings ###########
# Remap the key prefix
set -g prefix C-Space
unbind C-b
# Restore go-to-start-of-line shortcut
bind C-a send-prefix
# Go to last active window
bind-key a last-window
# reload config without killing server
bind r source-file ~/.tmux.conf \; display-message "  Config reloaded..".
# set vi keys
setw -g mode-keys vi
unbind [
bind Escape copy-mode
unbind p
bind p paste-buffer
bind-key -t vi-copy 'v' begin-selection
bind-key -t vi-copy 'y' copy-pipe "reattach-to-user-namespace pbcopy"

unbind -t vi-copy Enter
bind-key -t vi-copy Enter copy-pipe "reattach-to-user-namespace pbcopy"

## Pane management #####
# Better splitting keybinds
unbind %
unbind '"'
bind s split-window -v
bind v split-window -h

# Navigate between panes
bind -n C-h run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)g?(view|vim?)(diff)?$' && tmux send-keys C-h) || tmux select-pane -L"
bind -n C-j run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)g?(view|vim?)(diff)?$' && tmux send-keys C-j) || tmux select-pane -D"
bind -n C-k run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)g?(view|vim?)(diff)?$' && tmux send-keys C-k) || tmux select-pane -U"
bind -n C-l run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)g?(view|vim?)(diff)?$' && tmux send-keys C-l) || tmux select-pane -R"
bind -n C-\ run "(tmux display-message -p '#{pane_current_command}' | grep -iqE '(^|\/)g?(view|vim?)(diff)?$' && tmux send-keys 'C-\\') || tmux select-pane -l"

# after copying to a tmux buffer, hit y again to copy to clipboard
bind y run "tmux save-buffer - | reattach-to-user-namespace pbcopy"
# quick view of processes
bind '~' split-window "exec top"

## Looks ########################
# make tmux display things in 256 colors
set -g default-terminal "screen-256color"
# default statusbar colors
set-option -g status-bg '#333333'
set-option -g status-fg yellow #yellow
set-option -g status-attr default
# default window title colors
set-window-option -g window-status-fg brightblue #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 white #orange
set-window-option -g window-status-current-bg default
set-window-option -g window-status-current-attr bright
# pane border
set-option -g pane-border-fg black #base02
set-option -g pane-active-border-fg brightgreen #base01
# message text
set-option -g message-bg black #base02
set-option -g message-fg brightred #orange
# pane number display
set-option -g display-panes-active-colour blue #blue
set-option -g display-panes-colour brightred #orange
# clock
set-window-option -g clock-mode-colour green #green


## Status bar ###################
set-option -g status-justify left
set-option -g status-right-length 60
set-option -g status-left-length 60
set-option -g status-left '#[bg=#252525] #[fg=white]#[bold]#S #[default]'
set-option -g status-right '#[bg=#383838] #(whoami) : #H '