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#!/bin/sh
# the next line restarts using wish \
exec wish86 "$0" ${1+"$@"}
# browse --
# This script generates a directory browser, which lists the working
# directory and allows you to open files or subdirectories by
# double-clicking.
package require Tk
# Create a scrollbar on the right side of the main window and a listbox
# on the left side.
scrollbar .scroll -command ".list yview"
pack .scroll -side right -fill y
listbox .list -yscroll ".scroll set" -relief sunken -width 20 -height 20 \
-setgrid yes
pack .list -side left -fill both -expand yes
wm minsize . 1 1
# The procedure below is invoked to open a browser on a given file; if the
# file is a directory then another instance of this program is invoked; if
# the file is a regular file then the Mx editor is invoked to display
# the file.
set browseScript [file join [pwd] $argv0]
proc browse {dir file} {
global env browseScript
if {[string compare $dir "."] != 0} {set file $dir/$file}
switch [file type $file] {
directory {
exec [info nameofexecutable] $browseScript $file &
}
file {
if {[info exists env(EDITOR)]} {
eval exec $env(EDITOR) $file &
} else {
exec xedit $file &
}
}
default {
puts stdout "\"$file\" isn't a directory or regular file"
}
}
}
# Fill the listbox with a list of all the files in the directory.
if {$argc>0} {set dir [lindex $argv 0]} else {set dir "."}
foreach i [lsort [glob * .* *.*]] {
if {[file type $i] eq "directory"} {
# Safe to do since it is still a directory.
append i /
}
.list insert end $i
}
# Set up bindings for the browser.
bind all <Control-c> {destroy .}
bind .list <Double-Button-1> {foreach i [selection get] {browse $dir $i}}
# Local Variables:
# mode: tcl
# End:
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