* ext/tk/lib/tk/font.rb: remove dependency on Ruby's version (1.8 or 1.9).

* ext/tk/lib/tkextlib/ICONS/icons.rb: ditto.
* ext/tk/sample/tkextlib/treectrl/demo.rb: ditto.
* ext/tk/lib/tk.rb: update RELEASE_DATE


git-svn-id: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_8@9564 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 17 insertions, 5 deletions

diff --git a/ext/tk/lib/tkextlib/ICONS/icons.rb b/ext/tk/lib/tkextlib/ICONS/icons.rb
index 8a37e35eb..b430bae55 100644
--- a/ext/tk/lib/tkextlib/ICONS/icons.rb
+++ b/ext/tk/lib/tkextlib/ICONS/icons.rb
@@ -75,14 +75,26 @@ module Tk
 
     ##########################################
 
-    def self.new(name, keys=nil)
-      unless obj = Tk_IMGTBL["::icon::#{name}"]
-        obj = allocate()
-        obj.instance_eval{initialize(name, keys)}
+    class << self
+      alias _new new
+
+      def new(name, keys=nil)
+        if obj = Tk_IMGTBL["::icon::#{name}"]
+          if keys
+            keys = _symbolkey2str(keys)
+            unless keys.delete('without_creating')
+              tk_call('::icons::icons', 'create', *(hash_kv(keys) << obj.name))
+            end
+          end
+        else
+          obj = _new(name, keys)
+        end
+        obj
       end
-      obj
     end
 
+    ##########################################
+
     def initialize(name, keys=nil)
       if name.kind_of?(String) && name =~ /^::icon::(.+)$/
           @name = $1