diff options
Diffstat (limited to 'ext/tk/sample/tcltklib/lines1.rb')
-rw-r--r-- | ext/tk/sample/tcltklib/lines1.rb | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/ext/tk/sample/tcltklib/lines1.rb b/ext/tk/sample/tcltklib/lines1.rb new file mode 100644 index 0000000000..9f21ae6377 --- /dev/null +++ b/ext/tk/sample/tcltklib/lines1.rb @@ -0,0 +1,50 @@ +#! /usr/local/bin/ruby + +require "tcltk" + +def drawlines() + print Time.now, "\n" + + for j in 0 .. 99 + print "*" + $stdout.flush + if (j & 1) != 0 + col = "blue" + else + col = "red" + end + for i in 0 .. 99 +# $a.e("create line", i, 0, 0, 500 - i, "-fill", col) + end + end + + print Time.now, "\n" + + for j in 0 .. 99 + print "*" + $stdout.flush + if (j & 1) != 0 + col = "blue" + else + col = "red" + end + for i in 0 .. 99 + $a.e("create line", i, 0, 0, 500 - i, "-fill", col) + end + end + + print Time.now, "\n" +# $ip.commands()["destroy"].e($root) +end + +$ip = TclTkInterpreter.new() +$root = $ip.rootwidget() +$a = TclTkWidget.new($ip, $root, "canvas", "-height 500 -width 500") +$c = TclTkCallback.new($ip, proc{drawlines()}) +$b = TclTkWidget.new($ip, $root, "button", "-text draw -command", $c) + +$ip.commands()["pack"].e($a, $b, "-side left") + +TclTk.mainloop + +# eof |