def init_widget(self):
        super(QtObjectCombo, self).init_widget()
        self.refresh_items()
        self.widget.currentIndexChanged.connect(self.on_index_changed)

    #--------------------------------------------------------------------------
    # Signal Handlers
    #--------------------------------------------------------------------------
Creates a key.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/qt_object_combo.py/QtObjectCombo.init_widget--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/keymgr/barbican.py/BarbicanKeyManager.create_key