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author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
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committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/ext/tk/sample/bindtag_sample.rb |
Fresh start
Diffstat (limited to 'jni/ruby/ext/tk/sample/bindtag_sample.rb')
-rw-r--r-- | jni/ruby/ext/tk/sample/bindtag_sample.rb | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/jni/ruby/ext/tk/sample/bindtag_sample.rb b/jni/ruby/ext/tk/sample/bindtag_sample.rb new file mode 100644 index 0000000..b13364b --- /dev/null +++ b/jni/ruby/ext/tk/sample/bindtag_sample.rb @@ -0,0 +1,127 @@ +#!/usr/bin/env ruby +require 'tk' + +TkLabel.new(:text=><<EOT, :justify=>:left).pack +This is a sample of bindtags and usage of +Tk.callback_break/Tk.callback_continue. +Please check the work of following buttons +(attend the difference between before/after + pressing the bottom button), and see the +source code. +EOT + +def set_class_bind + TkButton.bind('ButtonPress-1', + proc{puts 'bind "ButtonPress-1" of TkButton class'}) + TkButton.bind('ButtonRelease-1', + proc{puts 'bind "ButtonRelease-1" of TkButton class'}) +end + +# set root binding +r = TkRoot.new +r.bind('ButtonPress-1', proc{puts 'bind "ButtonPress-1" of root widget'}) +r.bind('ButtonRelease-1', proc{puts 'bind "ButtonRelease-1" of root widget'}) + +# set 'all' binding +TkBindTag::ALL.bind('ButtonPress-1', + proc{puts 'bind "ButtonPress-1" of the tag "all"'}) +TkBindTag::ALL.bind('ButtonRelease-1', + proc{puts 'bind "ButtonRelease-1" of the tag "all"'}) + +# create buttons +b1 = TkButton.new(:text=>'button-1', + :command=>proc{puts "command of button-1"}).pack +b2 = TkButton.new(:text=>'button-2', + :command=>proc{puts "command of button-2"}).pack +b3 = TkButton.new(:text=>'button-3', + :command=>proc{puts "command of button-3"}).pack +b4 = TkButton.new(:text=>'button-4', + :command=>proc{puts "command of button-4"}).pack +b5 = TkButton.new(:text=>'button-5', + :command=>proc{puts "command of button-5"}).pack + +# set button binding +b1.bind('ButtonPress-1', proc{puts 'bind "ButtonPress-1" of button-1'}) +b1.bind('ButtonRelease-1', proc{puts 'bind "ButtonRelease-1" of button-1'}) + +b2.bind('ButtonPress-1', proc{puts 'bind "ButtonPress-1" of button-2'}) +b2.bind('ButtonRelease-1', proc{puts 'bind "ButtonRelease-1" of button-2'}) + +b3.bind('ButtonPress-1', proc{puts 'bind "ButtonPress-1" of button-3'}) +b3.bind('ButtonRelease-1', proc{puts 'bind "ButtonRelease-1" of button-3'}) + +b4.bind('ButtonPress-1', proc{puts 'bind "ButtonPress-1" of button-4'}) +b4.bind('ButtonRelease-1', proc{puts 'bind "ButtonRelease-1" of button-4'}) + +b5.bind('ButtonPress-1', proc{puts 'bind "ButtonPress-1" of button-5'}) +b5.bind('ButtonRelease-1', proc{puts 'bind "ButtonRelease-1" of button-5'}) + +# create bindtag and set binding +tag1 = TkBindTag.new +tag1.bind('ButtonPress-1', proc{puts 'bind "ButtonPress-1" of tag1'}) +tag1.bind('ButtonRelease-1', proc{puts 'bind "ButtonRelease-1" of tag1'}) + +tag2 = TkBindTag.new +tag2.bind('ButtonPress-1', + proc{ + puts 'bind "ButtonPress-1" of tag2' + puts 'call Tk.callback_continue' + Tk.callback_continue + puts 'never see this message' + }) +tag2.bind('ButtonRelease-1', + proc{ + puts 'bind "ButtonRelease-1" of tag2' + puts 'call Tk.callback_continue' + Tk.callback_continue + puts 'never see this message' + }) + +tag3 = TkBindTag.new +tag3.bind('ButtonPress-1', + proc{ + puts 'bind "ButtonPress-1" of tag3' + puts 'call Tk.callback_break' + Tk.callback_break + puts 'never see this message' + }) +tag3.bind('ButtonRelease-1', + proc{ + puts 'bind "ButtonRelease-1" of tag3' + puts 'call Tk.callback_break' + Tk.callback_break + puts 'never see this message' + }) + +# set bindtags +p b1.bindtags + +tags = b2.bindtags +tags[2,0] = tag1 +tags[0,0] = tag1 +b2.bindtags(tags) +p b2.bindtags + +tags = b3.bindtags +tags[2,0] = tag2 +tags[0,0] = tag2 +b3.bindtags(tags) +p b3.bindtags + +tags = b4.bindtags +tags[2,0] = tag3 +tags[0,0] = tag3 +b4.bindtags(tags) +p b4.bindtags + +b5.bindtags([tag1, TkButton, tag2, b5]) + +# create button to set button class binding +TkButton.new(:text=>'set binding to TkButton class', + :command=>proc{ + puts 'call "set_class_bind"' + set_class_bind + }).pack(:pady=>7) + +# start event-loop +Tk.mainloop |