#console show
package require tkdnd
namespace eval ::ix {
    proc qo {p t e} {
	set s [$p get $e]
	if {$s ne ""} {
	    pd [concat $t.rp _cb symbol [pdtk_enquote $s] \;]
	} else {pd [concat $t.rp _cb bang \;]}
    }
    proc qi {p t i} {
	$p selection clear 0 end
	$p selection set $i
	qo $p $t $i
    }
    proc q_go {p t d} {
	array set direction "next 1 prev -1"
	array set edge "next end prev 0"
	set cs [$p curselection]
	if {$cs eq "" && [$p index end] != 0} {
	    set go 0 } else {
		set go [expr $direction($d) + [lindex $cs $edge($d)]]}
	if {$go >= [$p index end]} {set go 0}
	if {$go < 0} {set go [expr [$p index end] - 1]}
	qi $p $t $go
    }
}
#> q listbox
#. -selectmode extended -font {{Bitstream Vera Sans} 8} -exportselection 0
#. -relief flat -borderwidth 0 -selectborderwidth 0 -bg "#ccffcc" -fg black
#. @list foreach x [list .#args] {.- insert end $x}
#. @add .- insert end [join [lrange [list .#args] 0 end] " "]
#. @scroll .- yview scroll .#1 units
#. @symbol .- insert end {.#1}
#. @float ::ix::qi .- .| .#1
#. @clear .- delete 0 end
#. @next ::ix::q_go .- .| next
#. @prev ::ix::q_go .- .| prev
#. @cmd eval ".- .#args"
bind .- <Enter> {focus .-}
bind .- <Leave> {focus .^.c}
bind .- <4> { pd [concat .|.rp _cb scroll -5 \;]}
bind .- <5> { pd [concat .|.rp _cb scroll 5 \;]}
bind .- <Shift-MouseWheel> {.- xview scroll [expr {- (%D / 120) * 4}] units}
bind .- <ButtonPress-3> {}
bind .- <Button3-Leave> {dnd drag %W}
dnd bindtarget .- text/plain <Drop> {
    foreach l [split %D "\n"] {.- insert end [regsub -- {^file:[/]+} $l "/"]}
}
dnd bindtarget .- text/uri-list <Drop> {foreach d %D {.- insert end [regsub -- {^file:[/]+} $d "/"]}}
dnd bindsource .- text/uri-list {
    set sel [.- curselection]
    if {$sel ne ""} {
	set dd {}
	foreach el $sel {
	    lappend dd [.- get $el]
	}
	return $dd
    }
}
bind .- <<ListboxSelect>> {
    set sel [.- curselection]
    if {$sel ne ""} {
	::ix::qo .- .| [lindex $sel end]
#	foreach el $sel {
#	    ::ix::qo .- .| $el
#	}
    }
}
bind .- <<delete>> {
    set sel [.- curselection]
    if {$sel ne ""} {
	for {set i [expr [llength $sel] - 1]} {0 <= $i} {incr i -1} {
	    .- delete [lindex $sel $i]
	}
    }
}
bind .- <<selectAll>> {
    .- selection set 0 end
}
event add <<selectAll>> <KeyPress-a>
event add <<delete>> <Delete>
event add <<delete>> <BackSpace>
event add <<delete>> <KeyPress-d>
puts "q .- .|"