# Dans ton Tool
c4d.SpecialEventAdd(const.PLUGIN_ID, p1=1)

# Dans ton UI
 def CoreMessage(self, id, msg):
        if id == PLUGIN_ID:
            P1MSG_UN = msg.GetVoid(c4d.BFM_CORE_PAR1)

            pythonapi.PyCObject_AsVoidPtr.restype = c_void_p
            pythonapi.PyCObject_AsVoidPtr.argtypes = [py_object]
            P1MSG_EN = pythonapi.PyCObject_AsVoidPtr(P1MSG_UN)

            #1 = add pose
            if P1MSG_EN == 1:
                #on recup les infos du dialog
                pose_id = self.pose.dialog_pose.pose_id
                group_id = self.pose.dialog_pose.group_id
                pose_name = self.pose.dialog_pose.pose_name
                is_animation = self.pose.dialog_pose.animation
                start_anim = self.pose.dialog_pose.start
                end_anim = self.pose.dialog_pose.end
                selection = self.pose.dialog_pose.selection

                self.pose.create_pose(group_id, pose_id, pose_name, is_animation, start_anim, end_anim,selection)

                #On refresh la liste des poses
                self.ua.refresh_group_tab(True)