2 files changed, 137 insertions, 0 deletions
diff --git a/jni/ruby/ext/tk/lib/tkextlib/ICONS/icons.rb b/jni/ruby/ext/tk/lib/tkextlib/ICONS/icons.rb
new file mode 100644
index 0000000..bd3180a
--- /dev/null
+++ b/jni/ruby/ext/tk/lib/tkextlib/ICONS/icons.rb
@@ -0,0 +1,129 @@
+#
+#  tkextlib/ICONS/icons.rb
+#                               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 'tkextlib/ICONS/setup.rb'
+
+# TkPackage.require('icons', '1.0')
+TkPackage.require('icons')
+
+module Tk
+  class ICONS < TkImage
+    extend Tk
+
+    PACKAGE_NAME = 'icons'.freeze
+    def self.package_name
+      PACKAGE_NAME
+    end
+
+    def self.package_version
+      begin
+        TkPackage.require('icons')
+      rescue
+        ''
+      end
+    end
+
+    def self.create(*args)  # icon, icon, ..., ?option=>value, ...?
+      if args[-1].kind_of?(Hash)
+        keys = args.pop
+        icons = simplelist(tk_call('::icons::icons', 'create',
+                                   *(hash_kv(keys) << (args.flatten))))
+      else
+        icons = simplelist(tk_call('::icons::icons', 'create',
+                                   args.flatten))
+      end
+
+      icons.collect{|icon| self.new(icon, :without_creating=>true)}
+    end
+
+    def self.delete(*icons)  # icon, icon, ...
+      icons = icons.flatten
+      return if icons.empty?
+      icons.map!{|icon|
+        if icon.kind_of?(Tk::ICONS)
+          Tk_IMGTBL.delete(icon.path)
+          icon.name
+        elsif icon.to_s =~ /^::icon::(.*)/
+          name = $1
+          Tk_IMGTBL.delete(icon)
+          name
+        else
+          Tk_IMGTBL.delete("::icon::#{icon}")
+          icon
+        end
+      }
+      tk_call('::icons::icons', 'delete', icons)
+    end
+
+    def self.query(*args)  # icon, icon, ..., ?option=>value, ...?
+      if args[-1].kind_of?(Hash)
+        keys = args.pop
+        simplelist(tk_call('::icons::icons', 'query',
+                           *(hash_kv(keys) << (args.flatten))))
+      else
+        simplelist(tk_call('::icons::icons', 'query', args.flatten))
+      end . map{|inf| list(inf) }
+    end
+
+    ##########################################
+
+    class << self
+      alias _new new
+
+      def new(name, keys=nil)
+        if obj = Tk_IMGTBL["::icon::#{name}"]
+          if keys
+            keys = _symbolkey2str(keys)
+            unless keys.delete('without_creating')
+              tk_call('::icons::icons', 'create', *(hash_kv(keys) << obj.name))
+            end
+          end
+        else
+          obj = _new(name, keys)
+        end
+        obj
+      end
+    end
+
+    ##########################################
+
+    def initialize(name, keys=nil)
+      if name.kind_of?(String) && name =~ /^::icon::(.+)$/
+          @name = $1
+          @path = name
+      else
+        @name = name.to_s
+        @path = "::icon::#{@name}"
+      end
+      keys = _symbolkey2str(keys)
+      unless keys.delete('without_creating')
+        tk_call('::icons::icons', 'create', *(hash_kv(keys) << @name))
+      end
+      Tk_IMGTBL[@path] = self
+    end
+
+    def name
+      @name
+    end
+
+    def delete
+      Tk_IMGTBL.delete(@path)
+      tk_call('::icons::icons', 'delete', @name)
+      self
+    end
+
+    def query(keys={})
+      list(simplelist(tk_call('::icons::icons', 'query',
+                               *(hash_kv(keys) << @name))
+                      )[0])
+    end
+  end
+end
diff --git a/jni/ruby/ext/tk/lib/tkextlib/ICONS/setup.rb b/jni/ruby/ext/tk/lib/tkextlib/ICONS/setup.rb
new file mode 100644
index 0000000..ee406c6
--- /dev/null
+++ b/jni/ruby/ext/tk/lib/tkextlib/ICONS/setup.rb
@@ -0,0 +1,8 @@
+#
+#  setup.rb   --   setup script before calling TkPackage.require()
+#
+#    If you need some setup operations (for example, add a library path
+#    to the library search path) before using Tcl/Tk library packages
+#    wrapped by Ruby scripts in this directory, please write the setup
+#    operations in this file.
+#