diff options
Diffstat (limited to 'ext/tk/sample/safe-tk.rb')
-rw-r--r-- | ext/tk/sample/safe-tk.rb | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/ext/tk/sample/safe-tk.rb b/ext/tk/sample/safe-tk.rb index e2408480d1..148548efb2 100644 --- a/ext/tk/sample/safe-tk.rb +++ b/ext/tk/sample/safe-tk.rb @@ -11,13 +11,16 @@ TkFrame.new(:borderwidth=>2, :height=>3, :relief=>:sunken).pack(:fill=>:x, :expand=>true, :padx=>10, :pady=>7) +safe0_p = proc{|*args| p args} + ############################### puts "---- create a safe slave IP with Ruby's safe-level == 1 ----------" -ip = MultiTkIp.new_safe_slave(1) +ip = MultiTkIp.new_safe_slave(1){|*args| safe0_p["safe_slave safe_level == #{$SAFE}", args]} puts "\n---- create procs ----------" puts 'x = proc{p [\'proc x\', "$SAFE==#{$SAFE}"]; exit}' +#x = proc{p ['proc x', "$SAFE==#{$SAFE}"]; exit} x = proc{p ['proc x', "$SAFE==#{$SAFE}"]; exit} TkLabel.new(:text=>'x = proc{p [\'proc x\', "$SAFE==#{$SAFE}"]; exit}', :anchor=>:w).pack(:fill=>:x) @@ -46,7 +49,9 @@ p lbl = ip.eval_proc{ :command=>proc{l.text($SAFE)}).pack(:fill=>:x, :padx=>5) TkButton.new(:text=>':command=>x', :command=>x).pack(:fill=>:x, :padx=>5) TkButton.new(:text=>':command=>proc{exit}', - :command=>proc{exit}).pack(:fill=>:x, :padx=>5) + :command=>proc{ + safe0_p["'exit' is called at $SAFE=#{$SAFE}"];exit} + ).pack(:fill=>:x, :padx=>5) TkFrame.new(:borderwidth=>2, :height=>3, :relief=>:sunken).pack(:fill=>:x, :expand=>true, :padx=>10, :pady=>7) @@ -68,10 +73,24 @@ p ip.eval_proc(proc{ TkButton.new(:text=>':command=>proc{y.call(l)}', :command=>proc{y.call(l)}).pack(:fill=>:x, :padx=>5) + TkButton.new(:text=>':command=>proc{Proc.new(&y).call(l)}', + :command=>proc{ + Proc.new(&y).call(l) + }).pack(:fill=>:x, :padx=>5) + TkButton.new(:text=>':command=>proc{MultiTkIp._proc_on_current_safelevel(y).call(l)}', + :command=>proc{ + MultiTkIp._proc_on_current_safelevel(y).call(l) + }).pack(:fill=>:x, :padx=>5) +if Object.const_defined?(:RubyVM) && ::RubyVM.class == Class TkButton.new(:text=>':command=>proc{Thread.new(l, &y).value}', :command=>proc{ Thread.new(l, &y).value }).pack(:fill=>:x, :padx=>5) +else + # KNOWN BUG:: + # Current multi-tk.rb cannot support long term threads on callbacks. + # Such a thread freezes the Ruby/Tk process. +end TkButton.new(:text=>':command=>proc{z.call}', :command=>proc{z.call}).pack(:fill=>:x, :padx=>5) TkFrame.new(:borderwidth=>2, :height=>3, |