Apply shortcuts settings to all widgets/plugins

def apply_shortcuts(self):
        """Apply shortcuts settings to all widgets/plugins"""
        toberemoved = []
        for index, (qobject, context, name,
                    add_sc_to_tip) in enumerate(self.shortcut_data):
            keyseq = QKeySequence( get_shortcut(context, name) )
            try:
                if isinstance(qobject, QAction):
                    if sys.platform == 'darwin' and \
                      qobject._shown_shortcut == 'missing':
                        qobject._shown_shortcut = keyseq
                    else:
                        qobject.setShortcut(keyseq)
                    if add_sc_to_tip:
                        add_shortcut_to_tooltip(qobject, context, name)
                elif isinstance(qobject, QShortcut):
                    qobject.setKey(keyseq)
            except RuntimeError:
                # Object has been deleted
                toberemoved.append(index)
        for index in sorted(toberemoved, reverse=True):
            self.shortcut_data.pop(index)