mingw/lib/tk8.5/demos/browse

   1 #!/bin/sh
   2 # the next line restarts using wish \
   3 exec wish "$0" ${1+"$@"}
   4
   5 # browse --
   6 # This script generates a directory browser, which lists the working
   7 # directory and allows you to open files or subdirectories by
   8 # double-clicking.
   9 #
  10 # RCS: @(#) $Id: browse,v 1.5 2003/09/30 14:54:29 dkf Exp $
  11
  12 package require Tk
  13
  14 # Create a scrollbar on the right side of the main window and a listbox
  15 # on the left side.
  16
  17 scrollbar .scroll -command ".list yview"
  18 pack .scroll -side right -fill y
  19 listbox .list -yscroll ".scroll set" -relief sunken -width 20 -height 20 \
  20         -setgrid yes
  21 pack .list -side left -fill both -expand yes
  22 wm minsize . 1 1
  23
  24 # The procedure below is invoked to open a browser on a given file;  if the
  25 # file is a directory then another instance of this program is invoked; if
  26 # the file is a regular file then the Mx editor is invoked to display
  27 # the file.
  28
  29 set browseScript [file join [pwd] $argv0]
  30 proc browse {dir file} {
  31     global env browseScript
  32     if {[string compare $dir "."] != 0} {set file $dir/$file}
  33     switch [file type $file] {
  34         directory {
  35             exec [info nameofexecutable] $browseScript $file &
  36         }
  37         file {
  38             if {[info exists env(EDITOR)]} {
  39                 eval exec $env(EDITOR) $file &
  40             } else {
  41                 exec xedit $file &
  42             }
  43         }
  44         default {
  45             puts stdout "\"$file\" isn't a directory or regular file"
  46         }
  47     }
  48 }
  49
  50 # Fill the listbox with a list of all the files in the directory.
  51
  52 if {$argc>0} {set dir [lindex $argv 0]} else {set dir "."}
  53 foreach i [lsort [glob * .* *.*]] {
  54     if {[file type $i] eq "directory"} {
  55         # Safe to do since it is still a directory.
  56         append i /
  57     }
  58     .list insert end $i
  59 }
  60
  61 # Set up bindings for the browser.
  62
  63 bind all <Control-c> {destroy .}
  64 bind .list <Double-Button-1> {foreach i [selection get] {browse $dir $i}}
  65
  66 # Local Variables:
  67 # mode: tcl
  68 # End: