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# if using GNU screen, let the zsh tell screen what the title and hardstatus
# of the tab window should be.
if [[ $TERM == "screen" ]]; then
if [[ $_GET_PATH == '' ]]; then
_GET_PATH='echo $PWD | sed "s/^\/Users\//~/;s/^\/home\//~/;s/^~$USER/~/"'
fi
if [[ $_GET_HOST == '' ]]; then
_GET_HOST='echo $HOST | sed "s/\..*//"'
fi
# use the current user as the prefix of the current tab title
TAB_TITLE_PREFIX='"`'$_GET_HOST'`:`'$_GET_PATH' | sed "s:..*/::"`$PROMPT_CHAR"'
# when at the shell prompt, show a truncated version of the current path (with
# standard ~ replacement) as the rest of the title.
TAB_TITLE_PROMPT='$SHELL:t'
# when running a command, show the title of the command as the rest of the
# title (truncate to drop the path to the command)
TAB_TITLE_EXEC='$cmd[1]:t'
# use the current path (with standard ~ replacement) in square brackets as the
# prefix of the tab window hardstatus.
TAB_HARDSTATUS_PREFIX='"[`'$_GET_PATH'`] "'
# when at the shell prompt, use the shell name (truncated to remove the path to
# the shell) as the rest of the title
TAB_HARDSTATUS_PROMPT='$SHELL:t'
# when running a command, show the command name and arguments as the rest of
# the title
TAB_HARDSTATUS_EXEC='$cmd'
# tell GNU screen what the tab window title ($1) and the hardstatus($2) should be
function screen_set()
{
# set the tab window title (%t) for screen
print -nR $'\033k'$1$'\033'\\\
# set hardstatus of tab window (%h) for screen
print -nR $'\033]0;'$2$'\a'
}
# called by zsh before executing a command
function preexec()
{
local -a cmd; cmd=(${(z)1}) # the command string
eval "tab_title=$TAB_TITLE_PREFIX:$TAB_TITLE_EXEC"
eval "tab_hardstatus=$TAB_HARDSTATUS_PREFIX:$TAB_HARDSTATUS_EXEC"
screen_set $tab_title $tab_hardstatus
}
# called by zsh before showing the prompt
function precmd()
{
eval "tab_title=$TAB_TITLE_PREFIX:$TAB_TITLE_PROMPT"
eval "tab_hardstatus=$TAB_HARDSTATUS_PREFIX:$TAB_HARDSTATUS_PROMPT"
screen_set $tab_title $tab_hardstatus
}
fi
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