How to make QtGui.QPushButton() current? -

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i make button created 

mybutton = qtgui.qpushbutton()

active (so if user hits enter keyboard key button pressed). on osx can see dialog box button in such 'active' state because colored in light blue ( , there form of "glowing=swimming" animation going on). attribute needs set make button current?

try this:

mybutton.setdefault(true) mybutton.setfocus()

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