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Use new qt:with-app.
Annotate for file src/hello-world-quit.lisp
2009-04-14 tobias
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;;; Copyright 2009 Tobias Rautenkranz
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;;; License: X11 license
'
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2009-04-05 tobias
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(in-package :qt.examples)
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'
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(defun hello-world-quit ()
2009-07-01 tobias
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"Quit on push-button click."
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(qt:with-app ()
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(let ((quit (make-instance 'qt:push-button :args '("Quit")))
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(font (make-instance 'qt:font :args (list "Times"
'
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qt:font.+bold+))))
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(cxx:resize quit 75 30)
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(setf (cxx:font quit) font)
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(qt:connect (qt:get-signal quit "pressed()")
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#'(lambda ()
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(format t "About to quit()~%")))
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(qt:connect (qt:get-signal quit "clicked()")
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(qt:get-slot (qt:app) "quit()"))
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(cxx:show quit)
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(qt:exec))))