# remap prefix to Control + a
set -g prefix C-a
unbind-key C-b
bind-key C-a send-prefix

# smart pane switching with awareness of vim splits
#
# See: https://robots.thoughtbot.com/seamlessly-navigate-vim-and-tmux-splits
bind C-h run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-h) || tmux select-pane -L"
bind C-j run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-j) || tmux select-pane -D"
bind C-k run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-k) || tmux select-pane -U"
bind C-l run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-l) || tmux select-pane -R"
bind C-\ run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys 'C-\\') || tmux select-pane -l"

# easily toggle synchronization (mnemonic: e is for echo)
bind e setw synchronize-panes on
bind E setw synchronize-panes off