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4649
# -*- tclsh -*-
# FILE: "/home/joze/src/tclreadline/tclreadlineCompleter.tcl"
# LAST MODIFICATION: "Sat Sep 18 04:27:54 1999 (joze)"
# (C) 1998, 1999 by Johannes Zellner, <johannes@zellner.org>
# $Id$
# ---
#
# tclreadline -- gnu readline for tcl
# Copyright (C) 1999  Johannes Zellner
#
................................................................................

namespace eval tclreadline {

namespace export \
TryFromList CompleteFromList DisplayHints Rehash \
PreviousWord CommandCompletion RemoveUsedOptions \
HostList ChannelId InChannelId OutChannelId \
Lindex Llength CompleteBoolean

# set tclreadline::trace to 1, if you
# want to enable explicit trace calls.
#
variable trace

# set tclreadline::trace_procs to 1, if you
................................................................................
# a space after a complete (single) match.
#
proc TryFromList {text lst {allow ""} {inhibit 0}} {

	# puts stderr "(CompleteFromList) \ntext=|$text|"
	# puts stderr "(CompleteFromList) lst=|$lst|"
	set pre [GetQuotedPrefix ${text}]
	set matches [MatchesFromList $text $lst $allow]

	# puts stderr "(CompleteFromList) matches=|$matches|"
	if {1 == [llength $matches]} { ; # unique match
		# puts stderr \nunique=$matches\n
		# puts stderr "\n|${pre}${matches}[Right ${pre}]|\n"
		set null [string index $matches 0]
		if {"<" == $null || "?" == $null} {


			set completion [string trim "[list $text] $lst"]
		} else {
			set completion [string trim ${pre}${matches}[Right ${pre}]]
		}
		if {$inhibit} {
			return [list $completion {}]
		} else {
................................................................................
#**
# CompleteFromList will never return an empty string.
# completes, if a completion can be done, or ring
# the bell if not. If inhibit is non-zero, the result
# will be formatted such that readline will not insert
# a space after a complete (single) match.
#
proc CompleteFromList {text lst {inhibit 0}} {
	set result [TryFromList ${text} ${lst} "" $inhibit]
	if {![llength ${result}]} {
		Alert
		# return [string trim [list ${text}] ${lst}"]
		if {[llength ${lst}]} {
			return [string trim "${text} ${lst}"]
		} else {
			return [string trim [list ${text} {}]]
................................................................................
		}
		if {"" == ${str}} {
			break
		}
	}
	return ""
}




























#**
# try to get options for commands which
# allow `configure' (cget).
# @param command.
# @param optionsT where the table will be stored.
# @return number of options
................................................................................
	if {![string length ${fullpart}]} {

		# nothing typed so far. Insert a $pre
		# and inhibit further completion.
		#
		return [list ${pre} {}]

	} elseif {[regexp ${post} ${text}]} {

		# finalize, append the post and a space.
		#
		set diff \
		[expr [CountChar ${fullpart} ${pre}] - [CountChar ${fullpart} ${post}]]
		for {set i 0} {${i} < ${diff}} {incr i} {
			append text ${post}
................................................................................
	# TODO this is awkward. Think of making it better!
	#
	if {1 == [llength ${exact_matches}] && -1 != [lsearch ${lst} ${right}]
	} {
		#set completion [CompleteFromList ${right} [list ${sep} ${post}] 1]
		return [list ${left}${right}${sep} {}]
	} else {
		set completion [CompleteFromList ${right} ${lst} 1]
	}
	# puts stderr \ncompletion=|$completion|
	if {![string length [lindex $completion 0]]} {
		return [concat [list ${left}] [lrange $completion 1 end]]
	} elseif {[string length ${left}]} {
		return [list ${left}]${completion}
	} else {
................................................................................
proc IsWhite {char} {
	if {" " == $char || "\n" == $char || "\t" == $char} {
		return 1
	} else {
		return 0
	}
}





proc PreviousWord {start line} {
	incr start -1
	set found 0
	for {set i $start} {$i > 0} {incr i -1} {
		set c [string index $line $i]
		if {${found} && [IsWhite $c]} {
................................................................................
	# puts stderr \nline=$line
	return $len
}

#**
# string function, which works also for older versions
# of tcl, which don't have the `end' index.




#
proc String args {
	if {[info tclversion] < 8.2} {
		switch [lindex $args 1] {
			range -
			index {
				if {"end" == [lindex $args end]} {
................................................................................
		return [String range $text 1 end]
	} else {
		return $text
	}
}

proc VarCompletion {text {level -1}} {

	if {-1 == ${level}} {
		set level [info level]
	} else {
		incr level

	}
	set pre [GetQuotedPrefix ${text}]
	set var [StripPrefix ${text}]
	# puts stderr "(VarCompletion) pre=|$pre|"
	# puts stderr "(VarCompletion) var=|$var|"

	# arrays
................................................................................

proc complete(open) {text start end line pos mod} {
		# 2 { return [DisplayHints ?access?] }
	switch -- $pos {
		2 {
			set access {r r+ w w+ a a+ 
				RDONLY WRONLY RDWR APPEND CREAT EXCL NOCTTY NONBLOCK TRUNC}
			return [CompleteFromList ${text} $access]
		}
		3 { return [DisplayHints ?permissions?] }
	}
	return ""
}

proc complete(package) {text start end line pos mod} {
................................................................................
		1 {
			set cmds {
				forget ifneeded names present provide require
				unknown vcompare versions vsatisfies}
			return [TryFromList $text $cmds]
		}
		2 {
			switch -- $cmd {
				forget -
				ifneeded -
				provide -
				versions { return [CompleteFromList ${mod} [package names]] }
				present -
				require {
					return [CompleteFromList ${mod} "-exact [package names]"] }
................................................................................
				unknown { return [DisplayHints ?command?] }
				vcompare -
				vsatisfies { return [DisplayHints <version1>] }
			}
		}
		3 {
			set versions ""
			catch [list set versions [package versions [Lindex $line 2]]]
			switch -- $cmd {
				forget {}
				ifneeded {
					if {"" != $versions} {
						return [CompleteFromList ${text} $versions]
					} else {
						return [DisplayHints <version>]
					}
				}
				provide {
					if {"" != $versions} {
						return [CompleteFromList ${text} $versions]
					} else {
						return [DisplayHints ?version?]
					}
				}
				versions {}
				present -
				require {
					if {"-exact" == [PreviousWord ${start} ${line}]} {
						return [CompleteFromList ${mod} [package names]]
					} else {
						if {"" != $versions} {
							return [CompleteFromList ${text} $versions]
						} else {
							return [DisplayHints ?version?]
						}
					}
				}
				names {}
				unknown {}
................................................................................
			}
		}
	}
	return ""
}

proc complete(pid) {text start end line pos mod} {
	switch -- $pos {
		1 { return [ChannelId ${text}] }
	}
}

proc complete(pkg_mkIndex) {text start end line pos mod} {
	set cmds [RemoveUsedOptions ${line} {-direct -load -verbose -- <dir>} {--}]
	set res [string trim [TryFromList $text $cmds]]
	set prev [PreviousWord ${start} ${line}]
	if {"-load" == $prev} {
		return [DisplayHints <pkgPat>]
	} elseif {"--" == $prev} {
		return [TryFromList ${text} <dir>]
	}
	return ${res}
}

proc complete(proc) {text start end line pos mod} {
	switch -- $pos {
		1 {
			set known_procs [ProcsOnlyCompletion ${text}]
			return [CompleteFromList ${text} ${known_procs}]
		}
		2 {
			set proc [Lindex $line 1]
			if {[catch {set args [uplevel [info level] info args ${proc}]}]} {
				return [DisplayHints <args>]
			} else {
				return [list "\{${args}\}"]
			}
		}
		3 {
			if {![string length [Lindex $line $pos]]} {
				return [list \{ {}]; # \}
			} else {
				# return [DisplayHints <body>]
				return [BraceOrCommand $text $start $end $line $pos $mod]

			}
		}
	}
	return ""
}

proc complete(puts) {text start end line pos mod} {
................................................................................
	set prev [PreviousWord ${start} ${line}]
	if {[llength ${prev}] && "--" != $prev && \
		("-" == [string index ${prev} 0] || 1 == $pos)} {
		set cmds [RemoveUsedOptions ${line} {
			-nocase -indices -expanded -line 
			-linestop -lineanchor -about <expression> --} {--}]
		if {[llength ${cmds}]} {
			return [string trim [CompleteFromList $text $cmds]]
		}
	} else {
		set virtual_pos [expr ${pos} - [FirstNonOption ${line}]]
		switch -- ${virtual_pos} {
			0 { return [DisplayHints <string>] }
			1 { return [DisplayHints ?matchVar?] }
			default { return [DisplayHints ?subMatchVar?] }
................................................................................
# proc complete(regexp) {text start end line pos mod} {
#     We're not on windoze here ...
# }

proc complete(regsub) {text start end line pos mod} {
	set prev [PreviousWord ${start} ${line}]
	if {[llength ${prev}] && "--" != $prev && \
		("-" == [string index ${prev} 0] || 1 == $pos)} {
		set cmds [RemoveUsedOptions ${line} {
			-all -nocase --} {--}]
		if {[llength ${cmds}]} {
			return [string trim [CompleteFromList $text $cmds]]
		}
	} else {
		set virtual_pos [expr ${pos} - [FirstNonOption ${line}]]
		switch -- ${virtual_pos} {
			0 { return [DisplayHints <expression>] }
			1 { return [DisplayHints <string>] }
			2 { return [DisplayHints <subSpec>] }
................................................................................
	}
	return ""
}

proc complete(rename) {text start end line pos mod} {
	switch -- $pos {
		1 {
			return [CompleteFromList $text [CommandCompletion $text]]
		}
		2 {
			return [DisplayHints <newName>]
		}
	}
	return ""
}
................................................................................
namespace eval safe {
	catch {
		namespace import \
		::tclreadline::DisplayHints ::tclreadline::PreviousWord \
		::tclreadline::CompleteFromList ::tclreadline::CommandCompletion \
		::tclreadline::RemoveUsedOptions ::tclreadline::HostList \
		::tclreadline::ChannelId ::tclreadline::Lindex \
		::tclreadline::CompleteBoolean

	}
	variable opts
	set opts {
		-accessPath -statics -noStatics -nested -nestedLoadOk -deleteHook
	}
	proc SlaveOrOpts {text start line pos slave} {
		set prev [PreviousWord ${start} ${line}]
................................................................................
				[RemoveUsedOptions ${line} "${opts} $slave"]]
			}
		}
	}
}

proc safe::complete(interpCreate) {text start end line pos mod} {
	return [SlaveOrOpts $text $start $line $pos ?slave?]
}

proc safe::complete(interpInit) {text start end line pos mod} {
	return [SlaveOrOpts $text $start $line $pos [interp slaves]]
}

proc safe::complete(interpConfigure) {text start end line pos mod} {
	return [SlaveOrOpts $text $start $line $pos [interp slaves]]
}

proc safe::complete(interpDelete) {text start end line pos mod} {
	return [CompleteFromList $text [interp slaves]]
}

proc safe::complete(interpAddToAccessPath) {text start end line pos mod} {
	switch -- $pos {
		1 { return [CompleteFromList $text [interp slaves]] }
	}
}

proc safe::complete(interpFindInAccessPath) {text start end line pos mod} {
	switch -- $pos {
		1 { return [CompleteFromList $text [interp slaves]] }
	}
}

proc safe::complete(setLogCmd) {text start end line pos mod} {
	switch -- $pos {
		1 { return [DisplayHints ?cmd?] }
		default { return [DisplayHints ?arg?] }
	}
}






















# --- END OF SAFE PACKAGE ---

proc complete(scan) {text start end line pos mod} {
	switch -- $pos {
		1 { return [DisplayHints <string>] }
		2 { return [DisplayHints <format>] }
		default { return [VarCompletion ${text}] }
	}
	return ""
}

proc complete(seek) {text start end line pos mod} {
	switch -- $pos {
		1 { return [ChannelId ${text}] }
		2 { return [DisplayHints <offset>] }
		3 { return [TryFromList ${text} {start current end}] }
	}
	return ""
}

proc complete(set) {text start end line pos mod} {
	switch -- $pos {
		1 { return [VarCompletion ${text}] }
		2 {
			if {$text == "" || $text == "\"" || $text == "\{"} {
				# set line [QuoteQuotes $line]
				if {[catch [list set value [list [uplevel [info level] \
					set [Lindex $line 1]]]] msg]
				} {
					return ""
				} else {
					return [Quote $value ${text}]
				}
			}
		}
	}
	return ""
}

proc complete(socket) {text start end line pos mod} {
	set cmd [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {"-server" == ${cmd}} {
		# server sockets
		#
		switch -- $pos {
			2 { return [DisplayHints <command>] }
			default {
				if {"-myaddr" == $prev} {
					return [DisplayHints <addr>]
				} else {
					return [CompleteFromList ${mod} \
					[RemoveUsedOptions $line {-myaddr -error -sockname <port>}]]
				}
			}
		}
................................................................................
		switch -- ${prev} {
			-myaddr { return [DisplayHints <addr>] }
			-myport { return [DisplayHints <port>] }
		}

		set hosts [HostList]
		set cmds {-myaddr -myport -async -myaddr -error -sockname -peername}
		if {$pos <= 1} {
			lappend cmds -server
		}
		set cmds [RemoveUsedOptions $line $cmds]
		if {-1 != [lsearch $hosts $prev]} {
			return [DisplayHints <port>]
		} else {
			return [CompleteFromList ${mod} [concat ${cmds} ${hosts}]]
		}
	}
	return ""
}

# proc complete(source) {text start end line pos mod} {
# }



proc complete(split) {text start end line pos mod} {
	switch -- $pos {
		1 { return [DisplayHints <string>] }
		2 { return [DisplayHints ?splitChars?] }
	}
}

proc complete(string) {text start end line pos mod} {
	set cmd [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	set cmds {
		bytelength compare equal first index is last length map match
		range repeat replace tolower toupper totitle trim trimleft
		trimright wordend wordstart}
	switch -- $pos {
		1 {
			return [CompleteFromList ${text} ${cmds}]
		}
		2 {
			switch -- $cmd {
				compare -
				equal {
					return [CompleteFromList ${text} {
						-nocase -length <string> }]
				}

				first -
................................................................................
				trimleft -
				trimright -
				wordend -
				wordstart { return [DisplayHints <string>] }
			}
		}
		3 {
			switch -- $cmd {
				compare -
				equal {
					if {"-length" == $prev} {
						return [DisplayHints <int>]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-nocase -length <string>}]]
				}

				first -
				last { return [DisplayHints <string2>] }

				map {
					if {"-nocase" == $prev} {
						return [DisplayHints <charMap>]
					} else {
						return [DisplayHints <string>]
					}
				}
				match {
					if {"-nocase" == $prev} {
						return [DisplayHints <pattern>]
					} else {
						return [DisplayHints <string>]
					}
				}

				is {
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-strict -failindex <string>}]]
				}

				bytelength {}
				index -
				wordend -
				wordstart { return [DisplayHints <charIndex>] }
				range -
................................................................................
				toupper { return [DisplayHints ?first?] }
				trim -
				trimleft -
				trimright { return [DisplayHints ?chars?] }
			}
		}
		4 {
			switch -- $cmd {
				compare -
				equal {
					if {"-length" == $prev} {
						return [DisplayHints <int>]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-nocase -length <string>}]]
				}

				first -
				last { return [DisplayHints ?startIndex?] }

				map -
				match { return [DisplayHints <string>] }

				is {
					if {"-failindex" == $prev} {
						return [VarCompletion ${text}]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-strict -failindex <string>}]]
				}

				bytelength {}
................................................................................
				trimleft -
				trimright {}
				wordend -
				wordstart {}
			}
		}
		default {
			switch -- $cmd {
				compare -
				equal {
					if {"-length" == $prev} {
						return [DisplayHints <int>]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-nocase -length <string>}]]
				}

				is {
					if {"-failindex" == $prev} {
						return [VarCompletion ${text}]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-strict -failindex <string>}]]
				}

				replace { return [DisplayHints ?newString?] }
			}
		}
	}
	return ""
}

proc complete(subst) {text start end line pos mod} {
	return [CompleteFromList ${text} [RemoveUsedOptions $line {
		-nobackslashes -nocommands -novariables <string>}]]
}

proc complete(switch) {text start end line pos mod} {
	set prev [PreviousWord ${start} ${line}]
	if {[llength ${prev}] && "--" != $prev && \
		("-" == [string index ${prev} 0] || 1 == $pos)} {
		set cmds [RemoveUsedOptions ${line} {
			-exact -glob -regexp --} {--}]
		if {[llength ${cmds}]} {
			return [string trim [CompleteFromList $text $cmds]]
		}
	} else {
		set virtual_pos [expr ${pos} - [FirstNonOption ${line}]]
		switch -- ${virtual_pos} {
			0 { return [DisplayHints <string>] }
			1 { return [DisplayHints <pattern>] }
			2 { return [DisplayHints <body>] }
			default { 
				switch [expr $virtual_pos % 2] {
					0 { return [DisplayHints ?body?] }
					1 { return [DisplayHints ?pattern?] }
				}
			}
		}
	}
	return ""
................................................................................
		::tclreadline::CompleteFromList \
		::tclreadline::Lindex \
		::tclreadline::CompleteBoolean
	}
}

proc tclreadline::complete(readline) {text start end line pos mod} {
	set cmd [Lindex $line 1]
	switch -- $pos {
		1 { return [CompleteFromList ${text} {
			read initialize write add complete
			customcompleter builtincompleter eofchar reset-terminal}]
		}
		2 {
			switch -- $cmd {
				read {}
				initialize {}
				write {}
				add { return [DisplayHints <completerLine>] }
				completer { return [DisplayHints <line>] }
				customcompleter { return [DisplayHints ?scriptCompleter?] }
				builtincompleter { return [CompleteBoolean ${text}] }
................................................................................
	}
	return ""
}

# --- END OF TCLREADLINE PACKAGE ---

proc complete(tell) {text start end line pos mod} {
	switch -- $pos {
		1 { return [ChannelId ${text}] }
	}
	return ""
}

proc complete(time) {text start end line pos mod} {
	switch -- $pos {
		1 { return [BraceOrCommand $text $start $end $line $pos $mod] }


		2 { return [DisplayHints ?count?] }
	}
	return ""
}

proc complete(trace) {text start end line pos mod} {
	set cmd [Lindex ${line} 1]
	switch -- $pos {
		1 {
			return [CompleteFromList ${mod} {variable vdelete vinfo}]
		}
		2 {
			return [CompleteFromList ${text} \
			[uplevel [info level] info vars "${mod}*"]]
		}
		3 {
			switch -- $cmd {
				variable -
				vdelete { return [CompleteFromList ${text} {r w u}] }
			}
		}
		4 {
			switch -- $cmd {
				variable -
				vdelete {
					return [CompleteFromList $text [CommandCompletion $text]]

				}
			}
		}
	}
	return ""
}

proc complete(unknown) {text start end line pos mod} {
	switch -- $pos {
		1 {
			return [CompleteFromList $text [CommandCompletion $text]]
		}
		default { return [DisplayHints ?arg?] }
	}
	return ""
}

proc complete(unset) {text start end line pos mod} {
	return [VarCompletion ${text}]
}

proc complete(update) {text start end line pos mod} {
	switch -- $pos {
		1 { return idletasks }
	}
	return ""
}

proc complete(uplevel) {text start end line pos mod} {
	set one [Lindex ${line} 1]
	switch -- $pos {
		1 {
			return [CompleteFromList $text "?level? [CommandCompletion $text]"]

		}
		2 {
			if {"#" == [string index $one 0] || [regexp {^[0-9]*$} $one]} {
				return [CompleteFromList $text [CommandCompletion $text]]
			} else {
				return [DisplayHints ?arg?]
			}
		}
		default { return [DisplayHints ?arg?] }
	}
	return ""
................................................................................
# 	return [CompleteFromOptionsOrSubCmds ${text} ${start} ${end} ${line} ${pos}]
# }

proc EventuallyInsertLeadingDot {text fallback} {
	if {![string length ${text}]} {
		return [list . {}]
	} else {
		return [DisplayHints $fallback]
	}
}






#**
# SpecificSwitchCompleter
# ---
# @param    text   -- the word to complete.
# @param    start  -- the char index of text's start in line
# @param    line   -- the line gathered so far.
................................................................................
# @sa       CompleteWidgetConfigurations
# @date     Sep-17-1999
#
proc SpecificSwitchCompleter {text start line switch} {
	# TODO:
	#   go to the `options' man page and look for possible values
	switch -- ${switch} {










































		-takefocus -

























		-exportselection { return [CompleteBoolean ${text}] }
		-xscrollcommand -
		-yscrollcommand {
			# return [BraceOrCommand ${text} \
			# ${start} ${end} ${line} ${pos} ${mod}]

		}






		-relief {
			return [CompleteFromList ${text} {
				raised sunken flat ridge solid groove
			}]
		}




























		default {
			set prev [PreviousWord ${start} ${line}]
			return [DisplayHints <[String range ${prev} 1 end]>]
		}
	}
}



#**
# CompleteWidgetConfigurations
# ---
# @param    text  -- the word to complete.
# @param    start -- the actual cursor position.
# @param    line  -- the line gathered so far.
................................................................................
				Scale Scrollbar Text
				all
			}
			return [CompleteFromList ${text} \
			[concat ${toplevels} ${widgets} ${toplevelClass} $rest]]
		}
		2 {
			set fulltext [Lindex $line 2]
			return [CompleteSequence ${text} ${fulltext}]
		}
		default {
			# return [DisplayHints {<script> <+script>}]
			return [BraceOrCommand ${text} \
			${start} ${end} ${line} ${pos} ${mod}]
		}
	}
................................................................................
	switch -- ${pos} {
		1 { return [CompleteFromList ${text} [WidgetChildren ${text}]] }
		2 {
			# set current_tags \
			# [RemoveUsedOptions ${line} [bindtags [Lindex ${line} 1]]]
			set current_tags [bindtags [Lindex ${line} 1]]
			return [CompleteListFromList ${text} [Lindex ${line} 2] \
			$current_tags \{ { } \}]
		}
	}
	return ""
}

proc complete(button) {text start end line pos mod} {
	switch -- ${pos} {
................................................................................
				-takefocus -textvariable -xscrollcommand -show -state
				-width
			}]
		}
	}
	return ""
}


































































































































































































































































































































proc complete(frame) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-borderwidth -cursor -highlightbackground -highlightcolor
				-highlightthickness -relief -takefocus -background
				-class -colormap -container -height -visual -width
			}]
		}











































































































































































	}
	return ""
}

proc complete(image) {text start end line pos mod} {
set sub [Lindex ${line} 1]
	switch -- ${pos} {
................................................................................
				-width -xscrollcommand -yscrollcommand -height -selectmode
				-width
			}]
		}
	}
	return ""
}










proc complete(menu) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-activebackground -activeborderwidth -activeforeground
................................................................................
				-padx -pady -relief -takefocus -text -textvariable -width 
				-aspect -justify -width
			}]
		}
	}
	return ""
}




























































































































proc complete(radiobutton) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-activebackground -activeforeground -anchor -background
................................................................................
				-height -indicatoron -selectcolor -selectimage -state -value
				-variable -width
			}]
		}
	}
	return ""
}





proc complete(scale) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-activebackground -background -borderwidth -cursor -font
................................................................................
						-anchor -height -tags -width -window
					}]]
				}
			}
		}
	}
}















































proc CanvasObj {text start end line pos} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {1 == $pos} {
		return; # let the fallback routines do the job.
	}
	switch -- ${sub} {
		addtag {
			switch -- ${pos} {
				2 { return [DisplayHints <tag>] }
				3 {
					return [CompleteFromList ${text} {
................................................................................
				2 { return [DisplayHints <tagOrId>] }
				3 { return [DisplayHints <xOrigin>] }
				4 { return [DisplayHints <yOrigin>] }
				5 { return [DisplayHints <xScale>] }
				6 { return [DisplayHints <yScale>] }
			}
		}
		scan {
			switch -- ${pos} {
				2 { return [CompleteFromList ${text} {mark dragto}] }
				3 { return [DisplayHints <x>] }
				4 { return [DisplayHints <y>] }
			}
		}
		select {
			switch -- ${pos} {
				2 {
					return [CompleteFromList ${text} {
						adjust clear item from to
					}]
				}
................................................................................
						from -
						to { return [DisplayHints <index>] }
					}
				}
			}
		}
		xview -
		yview {
			switch -- ${pos} {
				2 { return [CompleteFromList ${text} {moveto scroll}] }
				3 {
					switch -- ${prev} {
						moveto { return [DisplayHints <fraction>] }
						scroll { return [DisplayHints <number>] }
					}
				}
				4 {
					set subcmd [Lindex ${line} 2]
					switch -- ${subcmd} {
						scroll { return [DisplayHints <what>] }
					}
				}
			}
		}
		create {
			switch -- ${pos} {
				2 {
					return [CompleteFromList ${text} {
						arc bitmap image line oval
						polygon rectangle text window
					}]
................................................................................
					${end} ${line} ${pos} ${prev} ${type}]
				}
			}
		}
	}
	return ""
}







proc EntryObj {text start end line pos} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {1 == $pos} {
		return; # let the fallback routines do the job.
	}
	switch -- ${sub} {
		bbox {}


		cget {}
		configure {}
		delete {}
		get {}
		icursor {}
		index {}
		insert {}
		scan {
			switch -- ${pos} {
				2 { return [CompleteFromList ${text} {mark dragto}] }

				3 { return [DisplayHints <x>] }
				4 { return [DisplayHints <y>] }
			}
		}

		selection {}
		xview -
		yview {
			switch -- ${pos} {
				2 { return [CompleteFromList ${text} {moveto scroll}] }


				3 {
					switch -- ${prev} {



						moveto { return [DisplayHints <fraction>] }

						scroll { return [DisplayHints <number>] }
					}
				}
				4 {
					set subcmd [Lindex ${line} 2]
					switch -- ${subcmd} {
						scroll { return [DisplayHints <what>] }
					}
				}
			}
		}


	}
	return ""
}

# proc CheckbuttonObj {text start end line pos} {

# }

# proc FrameObj {text start end line pos} {
# 	return ""
# }





























































































































































































































































}; # namespace tclreadline


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1
2
3
4
5
6
7
8
9
10
..
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
...
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
...
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
...
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
...
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
...
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
...
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
...
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
...
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
....
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
....
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
....
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
....
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
....
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
....
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
....
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
....
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
....
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
....
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
....
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
....
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
....
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
....
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
....
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
....
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
....
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673




3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
....
3789
3790
3791
3792
3793
3794
3795

3796
3797
3798
3799
3800
3801
3802
3803
....
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
....
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4283
4284
4285
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311
4312
4313
4314
4315
4316
4317
4318
4319
4320
4321
4322
4323
4324
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
4349
4350
4351
4352
4353
4354
4355
4356
4357
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
....
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
....
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4636
4637
4638
4639
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
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# -*- tclsh -*-
# FILE: "/home/joze/src/tclreadline/tclreadlineCompleter.tcl"
# LAST MODIFICATION: "Sun Sep 19 01:02:44 1999 (joze)"
# (C) 1998, 1999 by Johannes Zellner, <johannes@zellner.org>
# $Id$
# ---
#
# tclreadline -- gnu readline for tcl
# Copyright (C) 1999  Johannes Zellner
#
................................................................................

namespace eval tclreadline {

namespace export \
TryFromList CompleteFromList DisplayHints Rehash \
PreviousWord CommandCompletion RemoveUsedOptions \
HostList ChannelId InChannelId OutChannelId \
Lindex Llength CompleteBoolean WidgetChildren

# set tclreadline::trace to 1, if you
# want to enable explicit trace calls.
#
variable trace

# set tclreadline::trace_procs to 1, if you
................................................................................
# a space after a complete (single) match.
#
proc TryFromList {text lst {allow ""} {inhibit 0}} {

	# puts stderr "(CompleteFromList) \ntext=|$text|"
	# puts stderr "(CompleteFromList) lst=|$lst|"
	set pre [GetQuotedPrefix ${text}]
	set matches [MatchesFromList ${text} ${lst} ${allow}]

	# puts stderr "(CompleteFromList) matches=|$matches|"
	if {1 == [llength $matches]} { ; # unique match
		# puts stderr \nunique=$matches\n
		# puts stderr "\n|${pre}${matches}[Right ${pre}]|\n"
		set null [string index $matches 0]
		if {("<" == ${null} || "?" == ${null}) && \
			-1 == [string first ${null} ${allow}]
		} {
			set completion [string trim "[list $text] $lst"]
		} else {
			set completion [string trim ${pre}${matches}[Right ${pre}]]
		}
		if {$inhibit} {
			return [list $completion {}]
		} else {
................................................................................
#**
# CompleteFromList will never return an empty string.
# completes, if a completion can be done, or ring
# the bell if not. If inhibit is non-zero, the result
# will be formatted such that readline will not insert
# a space after a complete (single) match.
#
proc CompleteFromList {text lst {allow ""} {inhibit 0}} {
	set result [TryFromList ${text} ${lst} ${allow} $inhibit]
	if {![llength ${result}]} {
		Alert
		# return [string trim [list ${text}] ${lst}"]
		if {[llength ${lst}]} {
			return [string trim "${text} ${lst}"]
		} else {
			return [string trim [list ${text} {}]]
................................................................................
		}
		if {"" == ${str}} {
			break
		}
	}
	return ""
}

#**
# try to get casses for commands which
# allow `configure' (cget).
# @param  command.
# @param  optionsT where the table will be stored.
# @return number of options
# @date   Sat-Sep-18
#
proc ClassTable {cmd} {

	# first we build an option table.
	# We always use `configure' here,
	# because cget will not return the
	# option table.
	#
	if {[catch [list set option_table [eval ${cmd} configure]] msg]} {
		return ""
	}
	set classes ""
	foreach optline ${option_table} {
		if {5 != [llength ${optline}]} continue else {
			lappend classes [lindex ${optline} 2]
		}
	}
	return ${classes}
}

#**
# try to get options for commands which
# allow `configure' (cget).
# @param command.
# @param optionsT where the table will be stored.
# @return number of options
................................................................................
	if {![string length ${fullpart}]} {

		# nothing typed so far. Insert a $pre
		# and inhibit further completion.
		#
		return [list ${pre} {}]

	} elseif {${post} == [String index ${text} end]} {

		# finalize, append the post and a space.
		#
		set diff \
		[expr [CountChar ${fullpart} ${pre}] - [CountChar ${fullpart} ${post}]]
		for {set i 0} {${i} < ${diff}} {incr i} {
			append text ${post}
................................................................................
	# TODO this is awkward. Think of making it better!
	#
	if {1 == [llength ${exact_matches}] && -1 != [lsearch ${lst} ${right}]
	} {
		#set completion [CompleteFromList ${right} [list ${sep} ${post}] 1]
		return [list ${left}${right}${sep} {}]
	} else {
		set completion [CompleteFromList ${right} ${lst} "" 1]
	}
	# puts stderr \ncompletion=|$completion|
	if {![string length [lindex $completion 0]]} {
		return [concat [list ${left}] [lrange $completion 1 end]]
	} elseif {[string length ${left}]} {
		return [list ${left}]${completion}
	} else {
................................................................................
proc IsWhite {char} {
	if {" " == $char || "\n" == $char || "\t" == $char} {
		return 1
	} else {
		return 0
	}
}

proc PreviousWordOfIncompletePosition {start line} {
	return [lindex [ProperList [string range ${line} 0 ${start}]] end]
}

proc PreviousWord {start line} {
	incr start -1
	set found 0
	for {set i $start} {$i > 0} {incr i -1} {
		set c [string index $line $i]
		if {${found} && [IsWhite $c]} {
................................................................................
	# puts stderr \nline=$line
	return $len
}

#**
# string function, which works also for older versions
# of tcl, which don't have the `end' index.
# I tried also defining `string' and thus overriding
# the builtin `string' which worked, but slowed down
# things considerably. So I decided to call `String'
# only if I really need the `end' index.
#
proc String args {
	if {[info tclversion] < 8.2} {
		switch [lindex $args 1] {
			range -
			index {
				if {"end" == [lindex $args end]} {
................................................................................
		return [String range $text 1 end]
	} else {
		return $text
	}
}

proc VarCompletion {text {level -1}} {
	if {"#" != [string index ${level} 0]} {
		if {-1 == ${level}} {
			set level [info level]
		} else {
			incr level
		}
	}
	set pre [GetQuotedPrefix ${text}]
	set var [StripPrefix ${text}]
	# puts stderr "(VarCompletion) pre=|$pre|"
	# puts stderr "(VarCompletion) var=|$var|"

	# arrays
................................................................................

proc complete(open) {text start end line pos mod} {
		# 2 { return [DisplayHints ?access?] }
	switch -- $pos {
		2 {
			set access {r r+ w w+ a a+ 
				RDONLY WRONLY RDWR APPEND CREAT EXCL NOCTTY NONBLOCK TRUNC}
			return [CompleteFromList ${text} ${access}]
		}
		3 { return [DisplayHints ?permissions?] }
	}
	return ""
}

proc complete(package) {text start end line pos mod} {
................................................................................
		1 {
			set cmds {
				forget ifneeded names present provide require
				unknown vcompare versions vsatisfies}
			return [TryFromList $text $cmds]
		}
		2 {
			switch -- ${cmd} {
				forget -
				ifneeded -
				provide -
				versions { return [CompleteFromList ${mod} [package names]] }
				present -
				require {
					return [CompleteFromList ${mod} "-exact [package names]"] }
................................................................................
				unknown { return [DisplayHints ?command?] }
				vcompare -
				vsatisfies { return [DisplayHints <version1>] }
			}
		}
		3 {
			set versions ""
			catch [list set versions [package versions [Lindex ${line} 2]]]
			switch -- ${cmd} {
				forget {}
				ifneeded {
					if {"" != $versions} {
						return [CompleteFromList ${text} ${versions}]
					} else {
						return [DisplayHints <version>]
					}
				}
				provide {
					if {"" != ${versions}} {
						return [CompleteFromList ${text} ${versions}]
					} else {
						return [DisplayHints ?version?]
					}
				}
				versions {}
				present -
				require {
					if {"-exact" == [PreviousWord ${start} ${line}]} {
						return [CompleteFromList ${mod} [package names]]
					} else {
						if {"" != ${versions}} {
							return [CompleteFromList ${text} ${versions}]
						} else {
							return [DisplayHints ?version?]
						}
					}
				}
				names {}
				unknown {}
................................................................................
			}
		}
	}
	return ""
}

proc complete(pid) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [ChannelId ${text}] }
	}
}

proc complete(pkg_mkIndex) {text start end line pos mod} {
	set cmds [RemoveUsedOptions ${line} {-direct -load -verbose -- <dir>} {--}]
	set res [string trim [TryFromList ${text} ${cmds}]]
	set prev [PreviousWord ${start} ${line}]
	if {"-load" == ${prev}} {
		return [DisplayHints <pkgPat>]
	} elseif {"--" == ${prev}} {
		return [TryFromList ${text} <dir>]
	}
	return ${res}
}

proc complete(proc) {text start end line pos mod} {
	switch -- ${pos} {
		1 {
			set known_procs [ProcsOnlyCompletion ${text}]
			return [CompleteFromList ${text} ${known_procs}]
		}
		2 {
			set proc [Lindex ${line} 1]
			if {[catch {set args [uplevel [info level] info args ${proc}]}]} {
				return [DisplayHints <args>]
			} else {
				return [list "\{${args}\}"]
			}
		}
		3 {
			if {![string length [Lindex ${line} ${pos}]]} {
				return [list \{ {}]; # \}
			} else {
				# return [DisplayHints <body>]
				return [BraceOrCommand \
				${text} ${start} ${end} ${line} ${pos} ${mod}]
			}
		}
	}
	return ""
}

proc complete(puts) {text start end line pos mod} {
................................................................................
	set prev [PreviousWord ${start} ${line}]
	if {[llength ${prev}] && "--" != $prev && \
		("-" == [string index ${prev} 0] || 1 == $pos)} {
		set cmds [RemoveUsedOptions ${line} {
			-nocase -indices -expanded -line 
			-linestop -lineanchor -about <expression> --} {--}]
		if {[llength ${cmds}]} {
			return [string trim [CompleteFromList ${text} ${cmds}]]
		}
	} else {
		set virtual_pos [expr ${pos} - [FirstNonOption ${line}]]
		switch -- ${virtual_pos} {
			0 { return [DisplayHints <string>] }
			1 { return [DisplayHints ?matchVar?] }
			default { return [DisplayHints ?subMatchVar?] }
................................................................................
# proc complete(regexp) {text start end line pos mod} {
#     We're not on windoze here ...
# }

proc complete(regsub) {text start end line pos mod} {
	set prev [PreviousWord ${start} ${line}]
	if {[llength ${prev}] && "--" != $prev && \
		("-" == [string index ${prev} 0] || 1 == ${pos)}} {
		set cmds [RemoveUsedOptions ${line} {
			-all -nocase --} {--}]
		if {[llength ${cmds}]} {
			return [string trim [CompleteFromList ${text} ${cmds}]]
		}
	} else {
		set virtual_pos [expr ${pos} - [FirstNonOption ${line}]]
		switch -- ${virtual_pos} {
			0 { return [DisplayHints <expression>] }
			1 { return [DisplayHints <string>] }
			2 { return [DisplayHints <subSpec>] }
................................................................................
	}
	return ""
}

proc complete(rename) {text start end line pos mod} {
	switch -- $pos {
		1 {
			return [CompleteFromList ${text} [CommandCompletion ${text}]]
		}
		2 {
			return [DisplayHints <newName>]
		}
	}
	return ""
}
................................................................................
namespace eval safe {
	catch {
		namespace import \
		::tclreadline::DisplayHints ::tclreadline::PreviousWord \
		::tclreadline::CompleteFromList ::tclreadline::CommandCompletion \
		::tclreadline::RemoveUsedOptions ::tclreadline::HostList \
		::tclreadline::ChannelId ::tclreadline::Lindex \
		::tclreadline::CompleteBoolean \
		::tclreadline::WidgetChildren
	}
	variable opts
	set opts {
		-accessPath -statics -noStatics -nested -nestedLoadOk -deleteHook
	}
	proc SlaveOrOpts {text start line pos slave} {
		set prev [PreviousWord ${start} ${line}]
................................................................................
				[RemoveUsedOptions ${line} "${opts} $slave"]]
			}
		}
	}
}

proc safe::complete(interpCreate) {text start end line pos mod} {
	return [SlaveOrOpts ${text} ${start} ${line} ${pos} ?slave?]
}

proc safe::complete(interpInit) {text start end line pos mod} {
	return [SlaveOrOpts ${text} ${start} ${line} ${pos} [interp slaves]]
}

proc safe::complete(interpConfigure) {text start end line pos mod} {
	return [SlaveOrOpts $text $start $line $pos [interp slaves]]
}

proc safe::complete(interpDelete) {text start end line pos mod} {
	return [CompleteFromList ${text} [interp slaves]]
}

proc safe::complete(interpAddToAccessPath) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [CompleteFromList ${text} [interp slaves]] }
	}
}

proc safe::complete(interpFindInAccessPath) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [CompleteFromList ${text} [interp slaves]] }
	}
}

proc safe::complete(setLogCmd) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [DisplayHints ?cmd?] }
		default { return [DisplayHints ?arg?] }
	}
}

proc safe::complete(loadTk) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [DisplayHints <slave>] }
		default {
			switch -- [PreviousWord ${start} ${line}] {
				-use {
					return [CompleteFromList ${text} \
					[::tclreadline::WidgetChildren ${text}]]
				}
				-display {
					return [DisplayHints <display>]
				}
				default {
					return [CompleteFromList ${text} \
					[RemoveUsedOptions ${line} {-use -display}]]
				}
			}
		}
	}
}

# --- END OF SAFE PACKAGE ---

proc complete(scan) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [DisplayHints <string>] }
		2 { return [DisplayHints <format>] }
		default { return [VarCompletion ${text}] }
	}
	return ""
}

proc complete(seek) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [ChannelId ${text}] }
		2 { return [DisplayHints <offset>] }
		3 { return [TryFromList ${text} {start current end}] }
	}
	return ""
}

proc complete(set) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [VarCompletion ${text}] }
		2 {
			if {${text} == "" || ${text} == "\"" || ${text} == "\{"} {
				# set line [QuoteQuotes $line]
				if {[catch [list set value [list [uplevel [info level] \
					set [Lindex ${line} 1]]]] msg]
				} {
					return ""
				} else {
					return [Quote ${value} ${text}]
				}
			}
		}
	}
	return ""
}

proc complete(socket) {text start end line pos mod} {
	set cmd [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {"-server" == ${cmd}} {
		# server sockets
		#
		switch -- ${pos} {
			2 { return [DisplayHints <command>] }
			default {
				if {"-myaddr" == ${prev}} {
					return [DisplayHints <addr>]
				} else {
					return [CompleteFromList ${mod} \
					[RemoveUsedOptions $line {-myaddr -error -sockname <port>}]]
				}
			}
		}
................................................................................
		switch -- ${prev} {
			-myaddr { return [DisplayHints <addr>] }
			-myport { return [DisplayHints <port>] }
		}

		set hosts [HostList]
		set cmds {-myaddr -myport -async -myaddr -error -sockname -peername}
		if {${pos} <= 1} {
			lappend cmds -server
		}
		set cmds [RemoveUsedOptions ${line} ${cmds}]
		if {-1 != [lsearch ${hosts} ${prev}]} {
			return [DisplayHints <port>]
		} else {
			return [CompleteFromList ${mod} [concat ${cmds} ${hosts}]]
		}
	}
	return ""
}

proc complete(source) {text start end line pos mod} {
	# allow file name completion
	return ""
}

proc complete(split) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [DisplayHints <string>] }
		2 { return [DisplayHints ?splitChars?] }
	}
}

proc complete(string) {text start end line pos mod} {
	set cmd [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	set cmds {
		bytelength compare equal first index is last length map match
		range repeat replace tolower toupper totitle trim trimleft
		trimright wordend wordstart}
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} ${cmds}]
		}
		2 {
			switch -- ${cmd} {
				compare -
				equal {
					return [CompleteFromList ${text} {
						-nocase -length <string> }]
				}

				first -
................................................................................
				trimleft -
				trimright -
				wordend -
				wordstart { return [DisplayHints <string>] }
			}
		}
		3 {
			switch -- ${cmd} {
				compare -
				equal {
					if {"-length" == ${prev}} {
						return [DisplayHints <int>]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions ${line} {-nocase -length <string>}]]
				}

				first -
				last { return [DisplayHints <string2>] }

				map {
					if {"-nocase" == ${prev}} {
						return [DisplayHints <charMap>]
					} else {
						return [DisplayHints <string>]
					}
				}
				match {
					if {"-nocase" == ${prev}} {
						return [DisplayHints <pattern>]
					} else {
						return [DisplayHints <string>]
					}
				}

				is {
					return [CompleteFromList ${text} \
					[RemoveUsedOptions ${line} {-strict -failindex <string>}]]
				}

				bytelength {}
				index -
				wordend -
				wordstart { return [DisplayHints <charIndex>] }
				range -
................................................................................
				toupper { return [DisplayHints ?first?] }
				trim -
				trimleft -
				trimright { return [DisplayHints ?chars?] }
			}
		}
		4 {
			switch -- ${cmd} {
				compare -
				equal {
					if {"-length" == ${prev}} {
						return [DisplayHints <int>]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-nocase -length <string>}]]
				}

				first -
				last { return [DisplayHints ?startIndex?] }

				map -
				match { return [DisplayHints <string>] }

				is {
					if {"-failindex" == ${prev}} {
						return [VarCompletion ${text}]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-strict -failindex <string>}]]
				}

				bytelength {}
................................................................................
				trimleft -
				trimright {}
				wordend -
				wordstart {}
			}
		}
		default {
			switch -- ${cmd} {
				compare -
				equal {
					if {"-length" == ${prev}} {
						return [DisplayHints <int>]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions $line {-nocase -length <string>}]]
				}

				is {
					if {"-failindex" == ${prev}} {
						return [VarCompletion ${text}]
					}
					return [CompleteFromList ${text} \
					[RemoveUsedOptions ${line} {-strict -failindex <string>}]]
				}

				replace { return [DisplayHints ?newString?] }
			}
		}
	}
	return ""
}

proc complete(subst) {text start end line pos mod} {
	return [CompleteFromList ${text} [RemoveUsedOptions ${line} {
		-nobackslashes -nocommands -novariables <string>}]]
}

proc complete(switch) {text start end line pos mod} {
	set prev [PreviousWord ${start} ${line}]
	if {[llength ${prev}] && "--" != ${prev} && \
		("-" == [string index ${prev} 0] || 1 == ${pos)}} {
		set cmds [RemoveUsedOptions ${line} {
			-exact -glob -regexp --} {--}]
		if {[llength ${cmds}]} {
			return [string trim [CompleteFromList ${text} ${cmds}]]
		}
	} else {
		set virtual_pos [expr ${pos} - [FirstNonOption ${line}]]
		switch -- ${virtual_pos} {
			0 { return [DisplayHints <string>] }
			1 { return [DisplayHints <pattern>] }
			2 { return [DisplayHints <body>] }
			default { 
				switch [expr ${virtual_pos} % 2] {
					0 { return [DisplayHints ?body?] }
					1 { return [DisplayHints ?pattern?] }
				}
			}
		}
	}
	return ""
................................................................................
		::tclreadline::CompleteFromList \
		::tclreadline::Lindex \
		::tclreadline::CompleteBoolean
	}
}

proc tclreadline::complete(readline) {text start end line pos mod} {
	set cmd [Lindex ${line} 1]
	switch -- ${pos} {
		1 { return [CompleteFromList ${text} {
			read initialize write add complete
			customcompleter builtincompleter eofchar reset-terminal}]
		}
		2 {
			switch -- ${cmd} {
				read {}
				initialize {}
				write {}
				add { return [DisplayHints <completerLine>] }
				completer { return [DisplayHints <line>] }
				customcompleter { return [DisplayHints ?scriptCompleter?] }
				builtincompleter { return [CompleteBoolean ${text}] }
................................................................................
	}
	return ""
}

# --- END OF TCLREADLINE PACKAGE ---

proc complete(tell) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [ChannelId ${text}] }
	}
	return ""
}

proc complete(time) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [BraceOrCommand \
			${text} ${start} ${end} ${line} ${pos} ${mod}]
		}
		2 { return [DisplayHints ?count?] }
	}
	return ""
}

proc complete(trace) {text start end line pos mod} {
	set cmd [Lindex ${line} 1]
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${mod} {variable vdelete vinfo}]
		}
		2 {
			return [CompleteFromList ${text} \
			[uplevel [info level] info vars "${mod}*"]]
		}
		3 {
			switch -- ${cmd} {
				variable -
				vdelete { return [CompleteFromList ${text} {r w u}] }
			}
		}
		4 {
			switch -- ${cmd} {
				variable -
				vdelete {
					return [CompleteFromList ${text} \
					[CommandCompletion ${text}]]
				}
			}
		}
	}
	return ""
}

proc complete(unknown) {text start end line pos mod} {
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} [CommandCompletion ${text}]]
		}
		default { return [DisplayHints ?arg?] }
	}
	return ""
}

proc complete(unset) {text start end line pos mod} {
	return [VarCompletion ${text}]
}

proc complete(update) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return idletasks }
	}
	return ""
}

proc complete(uplevel) {text start end line pos mod} {
	set one [Lindex ${line} 1]
	switch -- ${pos} {
		1 {
			return [CompleteFromList \
			${text} "?level? [CommandCompletion ${text}]"]
		}
		2 {
			if {"#" == [string index ${one} 0] || [regexp {^[0-9]*$} ${one}]} {
				return [CompleteFromList ${text} [CommandCompletion ${text}]]
			} else {
				return [DisplayHints ?arg?]
			}
		}
		default { return [DisplayHints ?arg?] }
	}
	return ""
................................................................................
# 	return [CompleteFromOptionsOrSubCmds ${text} ${start} ${end} ${line} ${pos}]
# }

proc EventuallyInsertLeadingDot {text fallback} {
	if {![string length ${text}]} {
		return [list . {}]
	} else {
		return [DisplayHints ${fallback}]
	}
}

# TODO
proc CompleteColor text {
	return [DisplayHints <color>]
}

#**
# SpecificSwitchCompleter
# ---
# @param    text   -- the word to complete.
# @param    start  -- the char index of text's start in line
# @param    line   -- the line gathered so far.
................................................................................
# @sa       CompleteWidgetConfigurations
# @date     Sep-17-1999
#
proc SpecificSwitchCompleter {text start line switch} {
	# TODO:
	#   go to the `options' man page and look for possible values
	switch -- ${switch} {

		-activebackground -
		-activeforeground -
		-fg -
		-foreground -
		-bg -
		-background -
		-disabledforeground -
		-highlightbackground -
		-highlightcolor -
		-insertbackground -
		-troughcolor -
		-selectbackground -
		-selectforeground { return [CompleteColor ${text}] }

		-activeborderwidth -
		-bd -
		-borderwidth -
		-insertborderwidth -
		-insertwidth -
		-selectborderwidth -
		-highlightthickness -
		-padx -
		-pady -
		-wraplength {
			return [DisplayHints <pixels>]
		}

		-anchor {
			return [CompleteFromList ${text} {
				n ne e se s sw w nw center
			}]
		}


		-bitmap { return [CompleteFromBitmaps ${text}] }


		-cursor { return [DisplayHints <cursor>] }
		-exportselection -
		-jump -
		-setgrid -
		-takefocus { return [CompleteBoolean ${text}] }
		-font {
			set names [font names]
			if {[string length ${names}]} {
				return [CompleteFromList ${text} ${names}]
			} else {
				return [DisplayHints <font>]
			}
		}


		-image -
		-selectimage {
			set images [image names]
			if {[string length ${images}]} {
				return [CompleteFromList ${text} ${images}]
			} else {
				return [DisplayHints <image>]
			}
		}

		-insertofftime -
		-insertontime -
		-repeatdelay -
		-repeatinterval { return [DisplayHints <milliSec>] }
		-justify {
			return [CompleteFromList ${text} {




				left center right
			}]
		}
		-orient {
			return [CompleteFromList ${text} {
				vertical horizontal
			}]
		}
		-relief {
			return [CompleteFromList ${text} {
				raised sunken flat ridge solid groove
			}]
		}

		-text { return [DisplayHints <text>] }
		-textvariable { return [VarCompletion ${text} #0] }
		-underline { return [DisplayHints <index>] }

-xscrollcommand -
-yscrollcommand {
}
 
        # WIDGET SPECIFIC OPTIONS
		# ---
 
		-state {
			return [CompleteFromList ${text} {
				normal active disabled
			}]
		}

		-columnbreak -
		-hidemargin -
		-indicatoron {
			return [CompleteBoolean ${text}]
		}

		-variable {
			return [VarCompletion ${text} #0]
		}

		default {
			set prev [PreviousWord ${start} ${line}]
			return [DisplayHints <[String range ${prev} 1 end]>]
		}
	}
}
			# return [BraceOrCommand ${text} \
			# ${start}  ${line} ${pos} ${mod}]

#**
# CompleteWidgetConfigurations
# ---
# @param    text  -- the word to complete.
# @param    start -- the actual cursor position.
# @param    line  -- the line gathered so far.
................................................................................
				Scale Scrollbar Text
				all
			}
			return [CompleteFromList ${text} \
			[concat ${toplevels} ${widgets} ${toplevelClass} $rest]]
		}
		2 {

			return [CompleteSequence ${text} [Lindex ${line} 2]]
		}
		default {
			# return [DisplayHints {<script> <+script>}]
			return [BraceOrCommand ${text} \
			${start} ${end} ${line} ${pos} ${mod}]
		}
	}
................................................................................
	switch -- ${pos} {
		1 { return [CompleteFromList ${text} [WidgetChildren ${text}]] }
		2 {
			# set current_tags \
			# [RemoveUsedOptions ${line} [bindtags [Lindex ${line} 1]]]
			set current_tags [bindtags [Lindex ${line} 1]]
			return [CompleteListFromList ${text} [Lindex ${line} 2] \
			${current_tags} \{ { } \}]
		}
	}
	return ""
}

proc complete(button) {text start end line pos mod} {
	switch -- ${pos} {
................................................................................
				-takefocus -textvariable -xscrollcommand -show -state
				-width
			}]
		}
	}
	return ""
}

proc complete(event) {text start end line pos mod} {
	set sub [Lindex ${line} 1]
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} { add delete generate info }]
		}
		2 {
			switch -- ${sub} {
				add { return [DisplayHints <<virtual>>] }
				info -
				delete {
					return [CompleteFromList ${text} [event info] "<"]
				}
				generate {
					return [TryFromList ${text} [WidgetChildren ${text}]]
				}
			}
		}
		3 {
			switch -- ${sub} {
				add -
				delete -
				generate {
					return [CompleteSequence ${text} [Lindex ${line} 3]]
				}
				info {}
			}
		}
		default {
			switch -- ${sub} {
				add -
				delete {
					return [CompleteSequence ${text} [Lindex ${line} 3]]
				}
				info {}
				generate {

					switch -- [PreviousWord ${start} ${line}] {

						-above -
						-root -
						-subwindow {
							return [TryFromList ${text} \
							[WidgetChildren ${text}]]
						}

						-borderwidth { return [DisplayHints <size>] }

						-button -
						-delta -
						-keycode -
						-serial -
						-count { return [DisplayHints <number>] }

						-detail {
							return [CompleteFromList ${text} { 
								NotifyAncestor    NotifyNonlinearVirtual
								NotifyDetailNone  NotifyPointer
								NotifyInferior    NotifyPointerRoot
								NotifyNonlinear   NotifyVirtual
							}]
						}

						-focus -
						-override -
						-sendevent { return [CompleteBoolean ${text}] }

						-height -
						-width { return [DisplayHints <size>] }

						-keysym { return [DisplayHints <name>] }

						-mode {
							return [CompleteFromList ${text} { 
								NotifyNormal NotifyGrab
								NotifyUngrab NotifyWhileGrabbed
							}]
						}

						-place {
							return [CompleteFromList ${text} { 
								PlaceOnTop PlaceOnBottom
							}]
						}

						-rootx -
						-rooty -
						-x -
						-y { return [DisplayHints <coord>] }

						-state {
							return [CompleteFromList ${text} { 
								VisibilityUnobscured
								VisibilityPartiallyObscured
								VisibilityFullyObscured
								<integer>
							}]
						}

						-time { return [DisplayHints <integer>] }
						-when {
							return [CompleteFromList ${text} { 
								now tail head mark
							}]
						}

						default {
							return [CompleteFromList ${text} \
							[RemoveUsedOptions ${line} {
								-above -borderwidth -button -count -delta
								-detail -focus -height -keycode -keysym
								-mode -override -place -root -rootx -rooty
								-sendevent -serial -state -subwindow -time
								-width -when -x -y
							}]]

						}
					}
					default { }
				}
			}
		}
	}
	return ""
}

proc complete(focus) {text start end line pos mod} {
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} \
			[concat [WidgetChildren ${text}] -displayof -force -lastfor]]
		}
		default {
			switch -- [PreviousWord ${start} ${line}] {
				-displayof -
				-force -
				-lastfor {
					return [CompleteFromList ${text} \
					[WidgetChildren ${text}]]
				}
			}
		}
	}
	return ""
}

proc FontConfigure {text line prev} {
	set fontopts {-family -overstrike -size -slant -underline -weight}
	switch -- ${prev} {
		-family {
			return [CompleteFromList ${text} [font families]]
		}
		-underline -
		-overstrike { return [CompleteBoolean ${text}] }
		-size { return [DisplayHints <size>] }
		-slant {
			return [CompleteFromList ${text} { roman italic }]
		}
		-weight {
			return [CompleteFromList ${text} { normal bold }]
		}
		default {
			return [CompleteFromList ${text} \
			[RemoveUsedOptions ${line} ${fontopts}]]
		}
	}
}

proc complete(font) {text start end line pos mod} {
	set fontopts {-family -overstrike -size -slant -underline -weight}
	set fontmetrics {-ascent -descent -linespace -fixed}
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} {
				actual configure create delete families measure metrics names
			}]
		}
		2 {
			switch -- ${sub} {
				actual -
				measure -
				metrics {
					return [DisplayHints <font>]
				}
				configure -
				delete {
					set names [font names]
					if {[string length ${names}]} {
						return [CompleteFromList ${text} ${names}]
					} else {
						return [DisplayHints <fontname>]
					}
				}
				create {
					return [CompleteFromList ${text} \
					[concat ?fontname? ${fontopts}]]
				}
				families {
					return [CompleteFromList ${text} -displayof]
				}
				names {}
			}
		}
		3 {
			switch -- ${sub} {
				actual {
					return [CompleteFromList ${text} \
					[concat -displayof ${fontopts}]]
				}
				configure -
				create {
					return [FontConfigure ${text} ${line} ${prev}]
				}
				delete {
					set names [font names]
					if {[string length ${names}]} {
						return [CompleteFromList ${text} ${names}]
					} else {
						return [DisplayHints <fontname>]
					}
				}
				families {
					switch -- ${prev} {
						-displayof {
							return [CompleteFromList ${text} \
							[WidgetChildren ${text}]]
						}
					}
				}
				measure {
					return [CompleteFromList ${text} {-displayof <text>}]
				}
				metrics {
					return [CompleteFromList ${text} \
					[concat -displayof ${fontmetrics}]]
				}
				names {}
			}
		}
		4 {
			switch -- ${sub} {
				actual {
					switch -- ${prev} {
						-displayof {
							return [CompleteFromList ${text} \
							[WidgetChildren ${text}]]
						}
						default {
							return [FontConfigure ${text} ${line} ${prev}]
						}
					}
				}
				configure -
				create {
					return [FontConfigure ${text} ${line} ${prev}]
				}
				delete {
					set names [font names]
					if {[string length ${names}]} {
						return [CompleteFromList ${text} ${names}]
					} else {
						return [DisplayHints <fontname>]
					}
				}
				families {}
				measure {
					switch -- ${prev} {
						-displayof {
							return [CompleteFromList ${text} \
							[WidgetChildren ${text}]]
						}
						default {
							return [DisplayHints <text>]
						}
					}
				}
				metrics {
					switch -- ${prev} {
						-displayof {
							return [CompleteFromList ${text} \
							[WidgetChildren ${text}]]
						}
						default {
							return [CompleteFromList ${text} ${fontmetrics}]
						}
					}
				}
				names {}
			}
		}
		default {
			switch -- ${sub} {
				actual -
				configure -
				create {
					return [FontConfigure ${text} ${line} ${prev}]
				}
				delete {
					set names [font names]
					if {[string length ${names}]} {
						return [CompleteFromList ${text} ${names}]
					} else {
						return [DisplayHints <fontname>]
					}
				}
				families {}
				measure {
					return [DisplayHints <text>]
				}
				metrics {
					return [CompleteFromList ${text} ${fontmetrics}]
				}
				names {}
			}
		}
	}
	return ""
}

proc complete(frame) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-borderwidth -cursor -highlightbackground -highlightcolor
				-highlightthickness -relief -takefocus -background
				-class -colormap -container -height -visual -width
			}]
		}
	}
	return ""
}

proc complete(grab) {text start end line pos mod} {
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} [concat \
			current release set status -global [WidgetChildren ${text}]]]
		}
		2 {
			switch -- [Lindex ${line} 1] {
				-global -
				current -
				release -
				status {
					return [CompleteFromList ${text} [WidgetChildren ${text}]]
				}
				set {
					return [CompleteFromList ${text} \
					[concat -global [WidgetChildren ${text}]]]
				}
			}
		}
		3 {
			switch -- [Lindex ${line} 1] {
				set {
					switch -- [PreviousWord ${start} ${line}] {
						-global {
							return [CompleteFromList ${text} \
							[WidgetChildren ${text}]]
						}
					}
				}
			}
		}
	}
	return ""
}

proc GridConfig {text start line prev} {
	set opts {
		-column -columnspan -in -ipadx -ipady
		-padx -pady -row -rowspan -sticky
	}
	if {-1 == [string first "-" ${line}]} {
		set slave [WidgetChildren ${text}]
	} else {
		set slave ""
	}
	switch -- ${prev} {
		-column -
		-columnspan -
		-row -
		-rowspan { return [DisplayHints <n>] }

		-ipadx -
		-ipady -
		-padx -
		-pady { return [DisplayHints <amount>] }

		-in { return [CompleteFromList ${text} [WidgetChildren ${text}]] }
		-sticky {
			set prev [PreviousWordOfIncompletePosition ${start} ${line}]
			return [CompleteListFromList ${text} \
			[string trimleft [IncompleteListRemainder ${line}]] \
			{n e s w} \{ { } \}]
		}


		default {
			return [CompleteFromList ${text} \
			[RemoveUsedOptions ${line} [concat ${opts} ${slave}]]]
		}
	}
}
 
proc complete(grid) {text start end line pos mod} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} \
			[concat [WidgetChildren ${text}] {
				bbox columnconfigure configure forget
				info location propagate rowconfigure
				remove size slaves
			}]]
		}
		2 {
			switch -- ${sub} {
				bbox -
				columnconfigure -
				configure -
				forget -
				info -
				location -
				propagate -
				rowconfigure -
				remove -
				size -
				slaves {
					return [CompleteFromList ${text} [WidgetChildren ${text}]]
				}
				default {
					return [GridConfig ${text} ${start} ${line} ${prev}]
				}
			}
		}
		default {
			switch -- ${sub} {
				bbox {
					switch [expr ${pos} % 2] {
						0 { return [DisplayHints ?row?] }
						1 { return [DisplayHints ?column?] }
					}
				}
				rowconfigure -
				columnconfigure {
					switch -- ${pos} {
						3 { return [DisplayHints <index>] }
						default {
							switch -- ${prev} {
								-minsize { return [DisplayHints <minsize>] }
								-weight { return [DisplayHints <weight>] }
								-pad { return [DisplayHints <pad>] }
								default {
									return [CompleteFromList ${text} \
									[RemoveUsedOptions ${line}  {
										-minsize -weight -pad
									}]]
								}
							}
						}
					}
				}
				configure {
					return [GridConfig ${text} ${start} ${line} ${prev}]
				}
				forget -
				remove {
					return [CompleteFromList ${text} [WidgetChildren ${text}]]
				}
				info {}
				location {
					switch -- ${pos} {
						3 { return [DisplayHints <x>] }
						4 { return [DisplayHints <y>] }
					}
				}
				propagate {
					switch -- ${pos} {
						3 { return [CompleteBoolean ${text}] }
					}
				}
				size {}
				slaves {
					switch -- ${prev} {
						-row { return [DisplayHints <row>] }
						-column { return [DisplayHints <column>] }
						default {
							return [CompleteFromList ${text} \
							[RemoveUsedOptions ${line}  { -row -column }]]
						}
					}
				}
				default {
					return [GridConfig ${text} ${start} ${line} ${prev}]
				}
			}
		}
	}
	return ""
}

proc complete(image) {text start end line pos mod} {
set sub [Lindex ${line} 1]
	switch -- ${pos} {
................................................................................
				-width -xscrollcommand -yscrollcommand -height -selectmode
				-width
			}]
		}
	}
	return ""
}

proc complete(lower) {text start end line pos mod} {
	switch -- ${pos} {
		1 -
		2 {
			return [CompleteFromList ${text} [WidgetChildren ${text}]]
		}
	}
}

proc complete(menu) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-activebackground -activeborderwidth -activeforeground
................................................................................
				-padx -pady -relief -takefocus -text -textvariable -width 
				-aspect -justify -width
			}]
		}
	}
	return ""
}

proc OptionPriority text {
	return [CompleteFromList ${text} {
		widgetDefault startupFile userDefault interactive
	}]
}

proc complete(option) {text start end line pos mod} {
	set sub [Lindex ${line} 1]
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} {
				add clear get readfile
			}]
		}
		2 {
			switch -- ${sub} {
				add { return [DisplayHints <pattern>] }
				get {
					return [CompleteFromList ${text} [WidgetChildren ${text}]]
				}
				readfile { return "" }
			}
		}
		3 {
			switch -- ${sub} {
				add { return [DisplayHints <value>] }
				get { return [DisplayHints <name>] }
				readfile { return [OptionPriority ${text}] }
			}
		}
		4 {
			switch -- ${sub} {
				add { return [OptionPriority ${text}] }
				get {
					return [CompleteFromList ${text} \
					[ClassTable [Lindex ${line} 2]]]
				}
				readfile {}
			}
		}
	}
}

proc PackConfig {text line prev} {
	set opts {
		-after -anchor -before -expand -fill
		-in -ipadx -ipady -padx -pady -side
	}
	if {-1 == [string first "-" ${line}]} {
		set slave [WidgetChildren ${text}]
	} else {
		set slave ""
	}
	switch -- ${prev} {
		-after -
		-before  { return [CompleteFromList ${text} [WidgetChildren ${text}]] }
		-anchor { return [CompleteAnchor ${text}] }
		-expand { return [CompleteBoolean ${text}] }
		-fill { return [CompleteFromList ${text} { none x y both }] }

		-ipadx -
		-ipady -
		-padx -
		-pady { return [DisplayHints <amount>] }

		-in { return [CompleteFromList ${text} [WidgetChildren ${text}]] }
		-side { return [CompleteFromList ${text} { left right top bottom }] }

		default {
			return [CompleteFromList ${text} \
			[RemoveUsedOptions ${line} [concat ${opts} ${slave}]]]
		}
	}
}

proc complete(pack) {text start end line pos mod} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	switch -- ${pos} {
		1 {
			return [CompleteFromList ${text} \
			[concat [WidgetChildren ${text}] {
				configure forget info propagate slaves
			}]]
		}
		2 {
			switch -- ${sub} {
				configure -
				forget -
				info -
				propagate -
				slaves {
					return [CompleteFromList ${text} [WidgetChildren ${text}]]
				}
				default {
					return [PackConfig ${text} ${line} ${prev}]
				}
			}
		}
		default {
			switch -- ${sub} {
				configure {
					return [PackConfig ${text} ${line} ${prev}]
				}
				forget {
					return [CompleteFromList ${text} [WidgetChildren ${text}]]
				}
				info {}
				propagate {
					switch -- ${pos} {
						3 { return [CompleteBoolean ${text}] }
					}
				}
				slaves {}
				default {
					return [PackConfig ${text} ${line} ${prev}]
				}
			}
		}
	}
	return ""
}

proc complete(radiobutton) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-activebackground -activeforeground -anchor -background
................................................................................
				-height -indicatoron -selectcolor -selectimage -state -value
				-variable -width
			}]
		}
	}
	return ""
}

proc complete(raise) {text start end line pos mod} {
	return [complete(lower) ${text} ${start} ${end} ${line} ${pos} ${mod}]
}

proc complete(scale) {text start end line pos mod} {
	switch -- ${pos} {
		1 { return [EventuallyInsertLeadingDot ${text} <pathName>] }
		default {
			return [CompleteWidgetConfigurations ${text} ${start} ${line} {
				-activebackground -background -borderwidth -cursor -font
................................................................................
						-anchor -height -tags -width -window
					}]]
				}
			}
		}
	}
}

#**
# WidgetXviewYview
# 
# @param    text  -- the word to complete.
# @param    line  -- the line gathered so far.
# @param    pos   -- the current word position.
# @param    prev  -- the previous word.
# @return   a std tclreadline formatted completer string.
# @sa       CanvasObj, EntryObj
# @date     Sep-18-1999
#
proc WidgetXviewYview {text line pos prev} {
	switch -- ${pos} {
		2 { return [CompleteFromList ${text} {<index> moveto scroll}] }
		3 {
			switch -- ${prev} {
				moveto { return [DisplayHints <fraction>] }
				scroll { return [DisplayHints <number>] }
			}
		}
		4 {
			set subcmd [Lindex ${line} 2]
			switch -- ${subcmd} {
				scroll { return [DisplayHints <what>] }
			}
		}
	}
}

#**
# WidgetScan
# 
# @param    text  -- the word to complete.
# @param    pos   -- the current word position.
# @return   a std tclreadline formatted completer string.
# @sa       CanvasObj, EntryObj
# @date     Sep-18-1999
#
proc WidgetScan {text pos} {
	switch -- ${pos} {
		2 { return [CompleteFromList ${text} {mark dragto}] }
		3 { return [DisplayHints <x>] }
		4 { return [DisplayHints <y>] }
	}
}

proc CanvasObj {text start end line pos} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {1 == $pos} {
		return ""; # let the fallback routines do the job.
	}
	switch -- ${sub} {
		addtag {
			switch -- ${pos} {
				2 { return [DisplayHints <tag>] }
				3 {
					return [CompleteFromList ${text} {
................................................................................
				2 { return [DisplayHints <tagOrId>] }
				3 { return [DisplayHints <xOrigin>] }
				4 { return [DisplayHints <yOrigin>] }
				5 { return [DisplayHints <xScale>] }
				6 { return [DisplayHints <yScale>] }
			}
		}
		scan { return [WidgetScan ${text} ${pos}] }






		select {
			switch -- ${pos} {
				2 {
					return [CompleteFromList ${text} {
						adjust clear item from to
					}]
				}
................................................................................
						from -
						to { return [DisplayHints <index>] }
					}
				}
			}
		}
		xview -
		yview { return [XviewYview ${text} ${line} ${pos} ${prev}] }
















		create {
			switch -- ${pos} {
				2 {
					return [CompleteFromList ${text} {
						arc bitmap image line oval
						polygon rectangle text window
					}]
................................................................................
					${end} ${line} ${pos} ${prev} ${type}]
				}
			}
		}
	}
	return ""
}

proc EntryIndex text {
	return [CompleteFromList ${text} {
		<number> <@number> anchor end sel.first sel.last
	}]
}

proc EntryObj {text start end line pos} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {1 == $pos} {
		return ""; # let the fallback routines do the job.
	}
	switch -- ${sub} {
		bbox -
		icursor -
		index { return [EntryIndex ${text}] }
		cget {}
		configure {}

		get {}


		insert {

			switch -- ${pos} {

				2 { return [EntryIndex ${text}] }
				3 { return [DisplayHints <string>] }

			}
		}
		scan { return [WidgetScan ${text} ${pos}] }
		selection {


			switch -- ${pos} {

				# let the fallback routines do the job.
				2 { return "" }
				3 {
					switch -- ${prev} {
						adjust -
						from -
						to { return [EntryIndex ${text}] }
						clear -
						present {}
						range { return [DisplayHints <start>] }
					}
				}
				4 {
					switch -- [Lindex ${line} 2] {

						range { return [DisplayHints <end>] }
					}
				}
			}
		}
		xview -
		yview { return [WidgetXviewYview ${text} ${line} ${pos} ${prev}] }
	}
	return ""
}

# proc CheckbuttonObj {text start end line pos} {
# the fallback routines do the job pretty well.
# }

# proc FrameObj {text start end line pos} {
# the fallback routines do the job pretty well.
# }

# proc LabelObj {text start end line pos} {
# the fallback routines do the job pretty well.
# }

proc ListboxObj {text start end line pos} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {1 == $pos} {
		return ""; # let the fallback routines do the job.
	}
	switch -- ${sub} {
		activate -
		bbox -
		index -
		see {
			switch -- ${pos} {
				2 {
					return [DisplayHints <index>]
				}
			}
		}
		insert {
			switch -- ${pos} {
				2 {
					return [DisplayHints <index>]
				}
				default {
					return [DisplayHints ?element?]
				}
			}
		}
		cget {}
		configure {}
		curselection {}
		delete -
		get {
			switch -- ${pos} {
				2 {
					return [DisplayHints <first>]
				}
				3 {
					return [DisplayHints ?last?]
				}
			}
		}
		nearest {
			switch -- ${pos} {
				2 {
					return [DisplayHints <y>]
				}
			}
		}
		size {}     

		scan { return [WidgetScan ${text} ${pos}] }

		xview -
		yview { return [WidgetXviewYview ${text} ${line} ${pos} ${prev}] }

		selection {
			switch -- ${pos} {
				2 {
					return [CompleteFromList ${text} \
					{anchor clear includes set}]
				}
				3 {
					switch -- ${prev} {
						anchor -
						includes {
							return [CompleteFromList ${text} {
								active anchor end @x @y <number>
							}]
						}
						clear -
						set { return [DisplayHints <first>] }
					}
				}
				4 {
					switch -- [Lindex ${line} 2] {
						clear -
						set { return [DisplayHints ?last?] }
					}
				}
			}
		}
	}
}

proc MenuIndex text {
	return [CompleteFromList ${text} {
		<number> active end last none <@number> <labelPattern>
	}]
}

proc MenuItem {text start end line pos virtualpos} {
	switch -- ${virtualpos} {
		2 {
			return [CompleteFromList ${text} {
				cascade checkbutton command radiobutton separator
			}]
		}
		default {
			switch -- [PreviousWord ${start} ${line}] {
				-activebackground -
				-activeforeground -
				-background -
				-foreground -
				-selectcolor {
					return [DisplayHints <color>]
				}

				-accelerator { return [DisplayHints <accel>] }
				-bitmap { return [CompleteFromBitmaps ${text}] }

				-columnbreak -
				-hidemargin -
				-indicatoron {
					return [CompleteBoolean ${text}]
				}
				-command {
					return [BraceOrCommand ${text} \
					${start} ${end} ${line} ${pos} ${text}]
				}
				-font {
					set names [font names]
					if {[string length ${names}]} {
						return [CompleteFromList ${text} ${names}]
					} else {
						return [DisplayHints <fontname>]
					}
				}
				-image -
				-selectimage {
					set names [image names]
					if {[string length ${names}]} {
						return [CompleteFromList ${text} ${names}]
					} else {
						return [DisplayHints <image>]
					}
				}

				-label { return [DisplayHints <label>] }
				-menu {
					set names [WidgetChildren [Lindex ${line} 0]]
					if {[string length ${names}]} {
						return [CompleteFromList ${text} ${names}]
					} else {
						return [DisplayHints <menu>]
					}
				}

				-offvalue -
				-onvalue { return [DisplayHints <value>] }

				-state {
					return [CompleteFromList ${text} {
						normal active disabled
					}]
				}
				-underline { return [DisplayHints <integer>] }
				-value { return [DisplayHints <value>] }
				-variable {
					return [VarCompletion ${text} #0]
				}

				default {
					return [CompleteFromList ${text} \
					[RemoveUsedOptions ${line} {
						-activebackground -activeforeground
						-accelerator -background -bitmap -columnbreak
						-command -font -foreground -hidemargin -image
						-indicatoron -label -menu -offvalue -onvalue
						-selectcolor -selectimage -state -underline
						-value -variable
					}]]
				}
			}
		}
	}
}

proc MenuObj {text start end line pos} {
	set sub [Lindex ${line} 1]
	set prev [PreviousWord ${start} ${line}]
	if {1 == $pos} {
		return ""; # let the fallback routines do the job.
	}
	switch -- ${sub} {
		activate -
		index -
		invoke -
		postcascade -
		type -
		yposition {
			switch -- ${pos} {
				2 {
					return [MenuIndex ${text}]
				}
			}
		}
		configure {}
		cget {}

		add {
			return [MenuItem ${text} ${start} ${end} ${line} ${pos} ${pos}]
		}
		clone {
			switch -- ${pos} {
				2 { return [DisplayHints <newPathname>] }
				3 {
					return [CompleteFromList ${text} {
						normal menubar tearoff
					}]
				}
			}
		}
		delete {
			switch -- ${pos} {
				2 -
				3 { return [MenuIndex ${text}] }
			}
		}
		insert {
			switch -- ${pos} {
				2 { return [MenuIndex ${text}] }
				default {
					return [MenuItem ${text} ${start} ${end} \
					${line} ${pos} [expr ${pos} - 1]]
				}
			}
		}
		entrycget -
		entryconfigure {
			switch -- ${pos} {
				2 { return [MenuIndex ${text}] }
				default {
					return [MenuItem ${text} ${start} \
					${end} ${line} ${pos} ${pos}]
				}
			}
		}
		post {
			switch -- ${pos} {
				2 { return [DisplayHints <x>] }
				3 { return [DisplayHints <y>] }
			}
		}
		# ??? XXX
		unpost {}
	}
}

}; # namespace tclreadline