.tmux.conf

# set prefex to space.
unbind C-b
set -g prefix C-Space

# open new/split panes with the path of the current pane.
unbind c
bind c new-window -c '#{pane_current_path}'
unbind %
bind % split-window -h -c '#{pane_current_path}'
unbind '"'
bind '"' split-window -v -c '#{pane_current_path}'

# Intuitive window-splitting keys.
bind | split-window -h -c '#{pane_current_path}' # normally prefix-%
bind \ split-window -h -c '#{pane_current_path}' # normally prefix-%
bind - split-window -v -c '#{pane_current_path}' # normally prefix-"

# Resizing (mouse also works).
unbind Left
bind -r Left resize-pane -L 5
unbind Right
bind -r Right resize-pane -R 5
unbind Down
bind -r Down resize-pane -D 5
unbind Up
bind -r Up resize-pane -U 5

# Fast toggle (normally prefix-l).
bind ^space last-window

# Status bar.
set -g status-bg '#343d46'
set -g status-fg white
set -g status-left-length 40
set -g status-left '#[fg=yellow]#S ⧉ '
set -g status-right "#[fg=yellow]$USER@#h #[fg=magenta]%l:%M %p"
set -g status-interval 60 # Default is 15.

# Automatically renumber window numbers on closing a pane (tmux >= 1.7).
set -g renumber-windows on

# Highlight active window.
# TODO is this needed/replacement
set-window-option -g window-status-current-style bg=red

# Mouse can be used to select panes, select windows (by clicking on the status
# bar), resize panes. For default bindings see `tmux list-keys` and `tmux
# list-keys -t vi-copy`.
set -g mouse on

# Restore pre-2.1 behavior of scrolling with the scrollwheel in Vim, less, copy
# mode etc, otherwise entering copy mode if not already in it.
#
#   if in copy mode (pane_in_mode) || using the mouse already (mouse_any_flag)
#     pass through mouse events to current pane (send -Mt=)
#   elsif in alternate screen mode
#     send `Up` key
#   else
#     enter copy mode (-e exits if we scroll to the bottom)
#   end
#
bind-key -T root WheelUpPane \
  if-shell -Ft= '#{?pane_in_mode,1,#{mouse_any_flag}}' \
    'send -Mt=' \
    'if-shell -Ft= "#{alternate_on}" "send -t= Up" "copy-mode -et="'
bind-key -T root WheelDownPane \
  if-shell -Ft = '#{?pane_in_mode,1,#{mouse_any_flag}}' \
    'send -Mt=' \
'if-shell -Ft= "#{alternate_on}" "send -t= Down" "send -Mt="'

set -g default-shell /bin/zsh
set -g default-terminal "tmux-256color"
# set -ga terminal-overrides ',xterm-256color:Tc'
set-option -ga terminal-overrides ",tmux-256color:Tc"
#set -g default-terminal "xterm-256color-italic"
#set -g default-terminal "tmux"

# Stay in copy mode on drag end, but otherwise exit for mouse up.
# Requires patch from https://github.com/tmux/tmux/issues/326
# TODO is this needed?
# unbind-key -t vi-copy MouseDragEnd1Pane
# bind-key -t vi-copy MouseUp1Pane cancel

# Start window and pane numbering at 1, (0 is too hard to reach).
set -g base-index 1
set -g pane-base-index 1

# Dynamically update iTerm tab and window titles.
set -g set-titles on

# Needed as on tmux 1.9 and up (defaults to off).
# Added in tmux commit c7a121cfc0137c907b7bfb.
set -g focus-events on

# But don't change tmux's own window titles.
#set -w -g automatic-rename off

# Don't wrap searches; it's super confusing given tmux's reverse-ordering of
# position info in copy mode.
set -w -g wrap-search off

# copy into sys clipboard; instead of 'Enter' to copy hit 'y' for yank
#bind -t vi-copy y copy-pipe 'xclip -in -selection clipboard'
#bind-key -t vi-copy y copy-pipe 'xclip -selection clipboard >/dev/null'


# #T      = standard window title (last command, see ~/.bash_profile)
# #h      = short hostname
# #S      = session name
# #W      = tmux window name
#
# (Would love to include #(pwd) here as well, but that would only print the
# current working directory relative to the session -- ie. always the starting
# cwd -- which is not very interesting).
#set -g set-titles-string "#T : #h > #S > #W"
set -g set-titles-string "#T"

# Show bells in window titles.
set -g window-status-bell-style fg=yellow,bold,underscore

# Smart pane switching with awareness of Vim splits.
# See: https://github.com/christoomey/vim-tmux-navigator
is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
bind-key -n C-h if-shell "$is_vim" "send-keys C-h"  "select-pane -L"
bind-key -n C-j if-shell "$is_vim" "send-keys C-j"  "select-pane -D"
bind-key -n C-k if-shell "$is_vim" "send-keys C-k"  "select-pane -U"
bind-key -n C-l if-shell "$is_vim" "send-keys C-l"  "select-pane -R"
bind-key -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"

set-window-option -g mode-keys vi

# TODO is this needed
# bind-key -t vi-copy 'v' begin-selection
# bind-key -t vi-copy 'y' copy-selection


# manual plugin installs here (temp)
run-shell ~/Documents/tmux-plugins-temp/tmux-yank/yank.tmux