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author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-03-30 15:00:12 +0000 |
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committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-03-30 15:00:12 +0000 |
commit | ef260b085eea729efaa46e93ac71d08a3fa210c6 (patch) | |
tree | 3771797df1d09540f20d74f55086885490e6a439 /ext/tk/sample/tkrttimer.rb | |
parent | 3730710d79aa0bde6ab5b36e18c734dd9718aac0 (diff) | |
download | ruby-ef260b085eea729efaa46e93ac71d08a3fa210c6.tar.gz |
revert git backfire in r15860; sorry
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15861 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/tk/sample/tkrttimer.rb')
-rw-r--r-- | ext/tk/sample/tkrttimer.rb | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/ext/tk/sample/tkrttimer.rb b/ext/tk/sample/tkrttimer.rb index 531f4a8d5a..0abd4ecbd2 100644 --- a/ext/tk/sample/tkrttimer.rb +++ b/ext/tk/sample/tkrttimer.rb @@ -17,8 +17,17 @@ TkLabel.new(f2, :text=>'use TkRTTimer class').pack label2 = TkLabel.new(:parent=>f2, :relief=>:raised, :width=>10).pack(:fill=>:both) -TkLabel.new(:text=>'Interval setting of each timer is 10 ms.', - :padx=>10, :pady=>5).pack +TkLabel.new(:padx=>10, :pady=>5, :justify=>'left', :text=><<EOT).pack +Interval setting of each timer object is 10 ms. +Each timer object counts up the value on each callback +(the value is not the clock data). +The count of the TkTimer object is delayed by execution +time of callbacks and inaccuracy of interval. +On the other hand, the count of the TkRTTimer object is +not delayed. Its callback interval is not accurate too. +But it can compute error correction about the time when +a callback should start. +EOT # define the procedure repeated by the TkTimer object tick = proc{|aobj| #<== TkTimer object |