111 lines
2.7 KiB
Bash
Executable File
111 lines
2.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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is_osx() {
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local platform=$(uname)
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[ "$platform" == "Darwin" ]
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}
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option_value_not_changed() {
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local option="$1"
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local default_value="$2"
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local option_value=$(tmux show-option -gv "$option")
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[ $option_value == $default_value ]
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}
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server_option_value_not_changed() {
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local option="$1"
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local default_value="$2"
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local option_value=$(tmux show-option -sv "$option")
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[ $option_value == $default_value ]
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}
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key_binding_not_set() {
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local key="$1"
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if $(tmux list-keys | grep -q "bind-key[[:space:]]\+${key}"); then
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return 1
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else
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return 0
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fi
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}
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main() {
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# OPTIONS
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# enable utf8
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tmux set-option -g utf8 on
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# enable utf8 in tmux status-left and status-right
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tmux set-option -g status-utf8 on
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# set Ctrl-a as Tmux prefix
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if option_value_not_changed "prefix" "C-b"; then
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tmux set-option -g prefix C-a
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tmux unbind-key C-b
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fi
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# address vim mode switching delay (http://superuser.com/a/252717/65504)
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if server_option_value_not_changed "escape-time" "500"; then
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tmux set-option -s escape-time 0
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fi
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# increase scrollback buffer size
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if option_value_not_changed "history-limit" "2000"; then
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tmux set-option -g history-limit 50000
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fi
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# tmux messages are displayed for 4 seconds
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if option_value_not_changed "display-time" "750"; then
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tmux set-option -g display-time 4000
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fi
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# refresh 'status-left' and 'status-right' more often
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if option_value_not_changed "status-interval" "15"; then
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tmux set-option -g status-interval 5
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fi
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# required (only) on OS X
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if is_osx && option_value_not_changed "default-command" ""; then
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tmux set-option -g default-command "reattach-to-user-namespace -l bash"
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fi
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# upgrade $TERM
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if option_value_not_changed "default-terminal" "screen"; then
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tmux set-option -g default-terminal "screen-256color"
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fi
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# enable mouse features for terminals that support it
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tmux set-option -g mouse-resize-pane on
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tmux set-option -g mouse-select-pane on
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tmux set-option -g mouse-select-window on
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# DEFAULT KEY BINDINGS
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# Ctrl-a + a send `Ctrl-a` to the shell
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if key_binding_not_set "a"; then
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tmux bind-key a send-prefix
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fi
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# Ctrl-a + Ctrl-a switch between alternate windows
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if key_binding_not_set "C-a"; then
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tmux bind-key C-a last-window
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fi
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# easier switching between next/prev window
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if key_binding_not_set "C-p"; then
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tmux bind-key C-p previous-window
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fi
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if key_binding_not_set "C-n"; then
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tmux bind-key C-n next-window
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fi
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# source `.tmux.conf` file - as suggested in `man tmux`
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if key_binding_not_set "R"; then
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tmux bind-key R run-shell -b ' \
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tmux source-file ~/.tmux.conf > /dev/null; \
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tmux display-message "Sourced .tmux.conf!"'
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fi
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}
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main
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