#!/usr/local/wish -f # # This script generates a directory browser, which lists the working # directory and allows you to open files or subdirectories by # double-clicking. # Create a scrollbar on the right side of the main window and a listbox # on the left side. scrollbar .scroll -command ".list yview" listbox .list -yscroll ".scroll set" -relief raised -geometry 20x20 pack append . .scroll {right filly} .list {left expand fill} # 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. proc browse {dir file} { if {[string compare $dir "."] != 0} {set file $dir/$file} if [file isdirectory $file] { exec browse $file & } else { if [file isfile $file] { exec xedit $file & } else { puts stdout "\"$file\" isn't a directory or regular file" } } } # Fill the listbox with a list of all the files in the directory (run # the "ls" command to get that information). if $argc>0 {set dir [lindex $argv 0]} else {set dir "."} foreach i [exec ls -a $dir] { .list insert end $i } # Set up bindings for the browser. bind .list {destroy .} bind .list {destroy .} focus .list bind .list {foreach i [selection get] {browse $dir $i}}