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#!/usr/bin/env ruby
# This script is a sample of MultiTkIp class
require "multi-tk"
# create slave interpreters
trusted_slave = MultiTkIp.new_slave
safe_slave1 = MultiTkIp.new_safeTk
safe_slave2 = MultiTkIp.new_safeTk('fill'=>:none, 'expand'=>false)
#safe_slave2 = MultiTkIp.new_safeTk('fill'=>:none)
#safe_slave2 = MultiTkIp.new_safeTk('expand'=>false)
cmd = Proc.new{|txt|
#####################
## from TkTimer2.rb
begin
root = TkRoot.new(:title=>'timer sample')
rescue
# safeTk doesn't have permission to call 'wm' command
end
label = TkLabel.new(:parent=>root, :relief=>:raised, :width=>10) \
.pack(:side=>:bottom, :fill=>:both)
tick = proc{|aobj|
cnt = aobj.return_value + 5
label.text format("%d.%02d", *(cnt.divmod(100)))
cnt
}
timer = TkTimer.new(50, -1, tick).start(0, proc{ label.text('0.00'); 0 })
TkButton.new(:text=>'Start') {
command proc{ timer.continue unless timer.running? }
pack(:side=>:left, :fill=>:both, :expand=>true)
}
TkButton.new(:text=>'Stop') {
command proc{ timer.stop if timer.running? }
pack('side'=>'right','fill'=>'both','expand'=>'yes')
}
ev_quit = TkVirtualEvent.new('Control-c', 'Control-q')
Tk.root.bind(ev_quit, proc{Tk.exit}).focus
}
# call on the default master interpreter
trusted_slave.eval_proc(cmd, 'trusted') # label -> .w00012
safe_slave1.eval_proc(cmd, 'safe1') # label -> .w00015
safe_slave2.eval_proc(cmd, 'safe2') # label -> .w00018
cmd.call('master') # label -> .w00021
TkTimer.new(2000, -1, proc{p ['safe1', safe_slave1.deleted?]}).start
TkTimer.new(2000, -1, proc{p ['safe2', safe_slave2.deleted?]}).start
TkTimer.new(2000, -1, proc{p ['trusted', trusted_slave.deleted?]}).start
TkTimer.new(10000, 1,
proc{
trusted_slave.eval_proc{Tk.root.destroy}
trusted_slave.delete
print "*** The trusted_slave is deleted by the timer.\n"
}).start
Tk.mainloop
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