diff options
author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-15 19:08:43 +0000 |
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committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-15 19:08:43 +0000 |
commit | d464704f111d211c1f1ff9ef23ef1d755054be00 (patch) | |
tree | b58b17b645dc463322e5fca57fe282360db659c9 /ruby_1_8_5/sample/observ.rb | |
parent | e4f06b3f2dec4b5d6334c5e9907e1cecbf649fc4 (diff) |
add tag v1_8_5_54
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_54@12952 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ruby_1_8_5/sample/observ.rb')
-rw-r--r-- | ruby_1_8_5/sample/observ.rb | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/ruby_1_8_5/sample/observ.rb b/ruby_1_8_5/sample/observ.rb new file mode 100644 index 0000000000..72e5178b38 --- /dev/null +++ b/ruby_1_8_5/sample/observ.rb @@ -0,0 +1,32 @@ +#! /usr/local/bin/ruby + +require "thread" +require "observer" + +class Tick + include Observable + def initialize + Thread.start do + loop do + sleep 0.999 + now = Time.now + changed + notify_observers(now.hour, now.min, now.sec) + end + end + end +end + +class Clock + def initialize(tick) + @tick = tick + @tick.add_observer(self) + end + def update(h, m, s) + printf "\e[8D%02d:%02d:%02d", h, m, s + STDOUT.flush + end +end + +clock = Clock.new(Tick.new) +sleep |