* ext/tk/lib/tcltklib : bug fix

* ext/tk/lib/tk : bug fix and add Tcl/Tk extension support libraries


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6559 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/tk/lib/tkextlib/tktrans/tktrans.rb

@@ -0,0 +1,53 @@
+#
+#  TkTrans support (win32 only)
+#                               by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
+#
+require 'tk'
+
+# call setup script for general 'tkextlib' libraries
+require 'tkextlib/setup.rb'
+
+# call setup script
+require File.join(File.dirname(File.expand_path(__FILE__)), 'setup.rb')
+
+TkPackage.require('tktrans') rescue Tk.load_tcllibrary('tktrans')
+
+class TkWindow
+  begin
+    TkTrans_VERSION = TkPackage.require('tktrans')
+  rescue
+    TkTrans_VERSION = nil
+  end
+
+  def tktrans_set_image(img)
+    tk_send('tktrans::setwidget', @path, img)
+    self
+  end
+  def tktrans_get_image()
+    tk_send('tktrans::setwidget', @path)
+  end
+end
+
+class TkRoot
+  undef tktrans_set_image, tktrans_get_image
+
+  def tktrans_set_image(img)
+    tk_send('tktrans::settoplevel', @path, img)
+    self
+  end
+  def tktrans_get_image()
+    tk_send('tktrans::settoplevel', @path)
+  end
+end
+
+class TkToplevel
+  undef tktrans_set_image, tktrans_get_image
+
+  def tktrans_set_image(img)
+    tk_send('tktrans::settoplevel', @path, img)
+    self
+  end
+  def tktrans_get_image()
+    tk_send('tktrans::settoplevel', @path)
+  end
+end