xclip.bash-completion

# -*- shell-script -*-
# bash completion for xclip, xclip-{copy,cut,paste}file.
# This file is part of the xclip program.
# This lists available TARGETS for -t, available selections for -se,
# available options for -, and files otherwise.

_getselection() {
    # Did the user specify which selection to use already?
    # Look through words for "-selection" then return next word.
    # (This affects which TARGETS are returned.)
    local w nextandbreak

    for w in "${COMP_WORDS[@]}"; do
	[[ -z "$nextandbreak" ]] || break
	[[ $w == -se* ]] && nextandbreak=1
    done	

    if [[ "$w" && $w != -se* ]]; then
	echo "$w"
    else
	echo "Primary"
    fi
}

_xclip()
{
    local cur prev selection options

    COMPREPLY=()
    cur=${COMP_WORDS[COMP_CWORD]}

	prev=${COMP_WORDS[COMP_CWORD-1]}
	case $prev in
	    -t*)
		selection=$( _getselection )
		options=$( xclip -selection $selection -target TARGETS 2>/dev/null )
		COMPREPLY=( $( compgen -W "$options" -- $cur ) )
		return 0
		;;
	    -se*)
		options="Primary Secondary Clipboard Buffer-cut"
		COMPREPLY=( $( compgen -W "$options" -- ${cur^} ) )
		return 0
		;;
	esac

	# Begins with -, so command line option (or badly named file, I suppose)
	if [[ "$cur" == -* ]]; then
	    options="-in -out -loops -display -help -selection"
	    options+=" -c -noutf8 -target -T -rmlastnl -version"
	    options+=" -silent -quiet -verbose"
	    COMPREPLY=(  $( compgen -W "$options" -- $cur ) )
	    return 0
	fi

	# Fall back to files
	COMPREPLY=(  $( compgen -f -- $cur ) )
}
complete -F _xclip xclip