Configuration

Tmux Configuration

You can configure Tmux via the ~/.tmux.conf file. If it doesn’t exist, create it:

$ touch ~/.tmux.conf

To reload Tmux with the new settings:

$ tmux source-file ~/.tmux.conf

Custom Keystrokes

Add these commands to ~/.tmux.conf to modify Tmux function keys. Each command spans two lines. The unbind command deactivates the default key combination.

COMMAND	DESCRIPTION
unbind '"' bind - split-window -v	Change key combination to split window into two horizontal panes: Replace default Ctrl+b " with Ctrl+b – (hyphen)
unbind % bind | split-window -h	Change key combination to split window into two vertical panes: Replace default Ctrl+b % with Ctrl+b | (pipe)
unbind C-b set -g prefix C-a	Replace trigger key combination Ctrl+b with Ctrl+a

Making Tmux Copy Mode to default to vi keys

COMMAND	DESCRIPTION
setw -g mode-keys vi	Use vi keys in the buffer

Customization

The following commands are for customizing the status bar at the bottom of a Tmux window:

COMMAND	DESCRIPTION
set -g status-justify [left|centre|right]	Aligns the names of Tmux windows left/center/right
set -g status-left '...'	Replaces name of current session with ‘...’ in status bar
setw -g window-status-format `#[fg=white,bg=black]#I`	Formats the window names as follows: Default window formatting: Variables: #I: window index #S: session name #W: window name