# tmux.conf
# By Henrik Lissner <henrik@lissner.net>
# https://github.com/hlissner/dotfiles
########################################

set  -g default-terminal "xterm-256color"

new-session     # spawn session if attaching when none are running

setw -g automatic-rename on      # rename window after current program
set  -g renumber-windows on      # renumber windows when one is closed
# 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
setw -g pane-base-index 1
# display tmux messages longer
set  -g display-time 1500
set  -g display-panes-time 800
# Address vim-mode switching delay (http://superuser.com/a/252717/65504)
set  -s escape-time       0
set -sg repeat-time       600
set  -g history-limit     10000
# 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
# For terminals that support them, propagate these events to programs that
# understand them.
set  -s focus-events      on


########################################
# Keybinds                             #
########################################

# Rebind prefix to C-c. Press twice to send literal C-c.
unbind C-b
set -g prefix C-c
bind C-c send-prefix

# Vi-style keybinds
set -g status-keys vi
set -g mode-keys   vi

bind v split-window -h
bind s split-window -v

bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R
bind H run '$TMUX_HOME/swap-pane.sh left'
bind J run '$TMUX_HOME/swap-pane.sh down'
bind K run '$TMUX_HOME/swap-pane.sh up'
bind L run '$TMUX_HOME/swap-pane.sh right'
bind M run '$TMUX_HOME/swap-pane.sh master'

bind o resize-pane -Z
bind S choose-session
bind W choose-window
bind / choose-session
bind . choose-window

# bind = select-layout tiled
bind | select-layout even-horizontal
bind _ select-layout even-vertical

# Disable confirmation
bind x kill-pane
bind X kill-window
bind q kill-session
bind Q kill-server

# Smart pane switching with awareness of vim splits
# See: https://github.com/christoomey/vim-tmux-navigator
is_vim='echo "#{pane_current_command}" | grep -iqE "(^|\/)g?(view|n?vim?x?)(diff)?$"'
bind -n C-h if-shell "$is_vim" "send-keys C-h" "select-pane -L"
bind -n C-j if-shell "$is_vim" "send-keys C-j" "select-pane -D"
bind -n C-k if-shell "$is_vim" "send-keys C-k" "select-pane -U"
bind -n C-l if-shell "$is_vim" "send-keys C-l" "select-pane -R"
bind -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"
bind C-w last-pane
bind C-n next-window
bind C-p previous-window

# break pane into a window
bind = select-layout even-vertical
bind + select-layout even-horizontal
bind - break-pane
bind _ join-pane

# reload config without killing server
bind r source-file $TMUX_HOME/tmux.conf \; display-message "  Config reloaded..".
bind ^r refresh-client


########################################
# Copy mode                            #
########################################

bind Enter copy-mode # enter copy mode
bind b list-buffers  # list paster buffers
bind p paste-buffer  # paste from the top pate buffer
bind P choose-buffer # choose which buffer to paste from

bind -T copy-mode-vi v send -X begin-selection
bind -T copy-mode-vi C-v send -X rectangle-toggle
bind -T copy-mode-vi y send -X copy-selection
bind -T copy-mode-vi Escape send -X cancel
bind -T copy-mode-vi H send -X start-of-line
bind -T copy-mode-vi L send -X end-of-line


########################################
# Local config                         #
########################################
if '[ -f $TMUX_HOME/theme ]' 'source $TMUX_HOME/theme'
if '[ -f ~/.tmux.conf ]' 'source ~/.tmux.conf'