110 lines
3.3 KiB
Fish
110 lines
3.3 KiB
Fish
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function powerline-setup
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function _powerline_columns_fallback
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if which stty >/dev/null
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if stty size >/dev/null
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stty size | cut -d' ' -f2
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return 0
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end
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end
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echo 0
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return 0
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end
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function _powerline_columns
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# Hack: `test "" -eq 0` is true, as well as `test 0 -eq 0`
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# Note: at fish startup `$COLUMNS` is equal to zero, meaning that it may
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# not be used.
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if test "$COLUMNS" -eq 0
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_powerline_columns_fallback
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else
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echo "$COLUMNS"
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end
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end
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if test -z "$POWERLINE_CONFIG_COMMAND"
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if which powerline-config >/dev/null
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set -g POWERLINE_CONFIG_COMMAND powerline-config
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else
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set -g POWERLINE_CONFIG_COMMAND (dirname (status -f))/../../../scripts/powerline-config
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end
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end
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if env $POWERLINE_CONFIG_COMMAND shell --shell=fish uses prompt
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if test -z "$POWERLINE_COMMAND"
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set -g POWERLINE_COMMAND (env $POWERLINE_CONFIG_COMMAND shell command)
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end
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function _powerline_set_default_mode --on-variable fish_key_bindings
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if test $fish_key_bindings != fish_vi_key_bindings
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set -g _POWERLINE_DEFAULT_MODE default
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else
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set -g -e _POWERLINE_DEFAULT_MODE
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end
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end
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function _powerline_update --on-variable POWERLINE_COMMAND
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set -l addargs "--last-exit-code=\$status"
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set -l addargs "$addargs --last-pipe-status=\$status"
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set -l addargs "$addargs --jobnum=(jobs -p | wc -l)"
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# One random value has an 1/32767 = 0.0031% probability of having
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# the same value in two shells
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set -l addargs "$addargs --renderer-arg=client_id="(random)
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set -l addargs "$addargs --width=\$_POWERLINE_COLUMNS"
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set -l addargs "$addargs --renderer-arg=mode=\$fish_bind_mode"
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set -l addargs "$addargs --renderer-arg=default_mode=\$_POWERLINE_DEFAULT_MODE"
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set -l promptside
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set -l rpromptpast
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set -l columnsexpr
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if test -z "$POWERLINE_NO_FISH_ABOVE$POWERLINE_NO_SHELL_ABOVE"
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set promptside aboveleft
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set rpromptpast 'echo -n " "'
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set columnsexpr '(math (_powerline_columns) - 1)'
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else
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set promptside left
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set rpromptpast
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set columnsexpr '(_powerline_columns)'
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end
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echo "
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function fish_prompt
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env \$POWERLINE_COMMAND $POWERLINE_COMMAND_ARGS shell $promptside $addargs
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end
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function fish_right_prompt
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env \$POWERLINE_COMMAND $POWERLINE_COMMAND_ARGS shell right $addargs
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$rpromptpast
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end
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function _powerline_set_columns --on-signal WINCH
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set -g _POWERLINE_COLUMNS $columnsexpr
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end
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" | source
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_powerline_set_columns
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end
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_powerline_set_default_mode
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_powerline_update
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end
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if env $POWERLINE_CONFIG_COMMAND shell --shell=fish uses tmux
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if test -n "$TMUX"
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if tmux refresh -S ^/dev/null
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set -g _POWERLINE_TMUX "$TMUX"
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function _powerline_tmux_pane
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if test -z "$TMUX_PANE"
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env TMUX="$_POWERLINE_TMUX" tmux display -p "#D" | tr -d ' %'
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else
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echo "$TMUX_PANE" | tr -d ' %'
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end
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end
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function _powerline_tmux_setenv
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env TMUX="$_POWERLINE_TMUX" tmux setenv -g TMUX_$argv[1]_(_powerline_tmux_pane) "$argv[2]"
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env TMUX="$_POWERLINE_TMUX" tmux refresh -S
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end
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function _powerline_tmux_set_pwd --on-variable PWD
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_powerline_tmux_setenv PWD "$PWD"
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end
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function _powerline_tmux_set_columns --on-signal WINCH
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_powerline_tmux_setenv COLUMNS (_powerline_columns)
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end
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_powerline_tmux_set_columns
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_powerline_tmux_set_pwd
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end
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end
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end
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end
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# vim: ft=fish
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