From 6175ca03be6d0d51359f9017123708987d0f5eb7 Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 15 Aug 2007 23:23:39 +0000
Subject: add tag v1_8_5_91

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_91@13046 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ruby_1_8_5/ext/tk/sample/demos-en/browse1 | 63 +++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 ruby_1_8_5/ext/tk/sample/demos-en/browse1

(limited to 'ruby_1_8_5/ext/tk/sample/demos-en/browse1')

diff --git a/ruby_1_8_5/ext/tk/sample/demos-en/browse1 b/ruby_1_8_5/ext/tk/sample/demos-en/browse1
new file mode 100644
index 0000000000..03e251035a
--- /dev/null
+++ b/ruby_1_8_5/ext/tk/sample/demos-en/browse1
@@ -0,0 +1,63 @@
+#!/usr/bin/env ruby
+
+# browse --
+# This script generates a directory browser, which lists the working 
+# directory and allow you to open files or subdirectories by 
+# double-clicking. 
+
+require 'tk'
+
+# Create a scrollbar on the right side of the main window and a listbox 
+# on the left side.
+
+listbox = TkListbox.new(nil, 'relief'=>'sunken', 
+			'width'=>20, 'height'=>20, 'setgrid'=>'yes') {|l|
+  TkScrollbar.new(nil, 'command'=>proc{|*args| l.yview *args}) {|s|
+    pack('side'=>'right', 'fill'=>'y')
+    l.yscrollcommand(proc{|first,last| s.set(first,last)})
+  }
+
+  pack('side'=>'left', 'fill'=>'both', 'expand'=>'yes')
+}
+
+root = TkRoot.new
+root.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. 
+
+def browse (dir, file)
+  file = dir + File::Separator + file if dir != '.'
+  type = File.ftype(file)
+  if type == 'directory'
+    system($0 + ' ' + file + ' &')
+  else
+    if type == 'file'
+      if ENV['EDITOR']
+	system(ENV['EDITOR'] + ' ' + file + ' &')
+      else
+	system('xedit ' + file + ' &')
+      end
+    else
+      STDOUT.print "\"#{file}\" isn't a directory or regular file"
+    end
+  end
+end
+
+# Fill the listbox with a list of all the files in the directory (run 
+# the "ls" command to get that information).
+
+dir = ARGV[0] ?  ARGV[0] : '.'
+open("|ls -a #{dir}", 'r'){|fid| fid.readlines}.each{|fname|
+  listbox.insert('end', fname.chomp)
+}
+
+# Set up bindings for the browser.
+
+Tk.bind_all('Control-c', proc{root.destroy})
+listbox.bind('Double-Button-1', 
+	     proc{TkSelection.get.each{|f| browse dir, f}})
+
+Tk.mainloop
-- 
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