CAD Arx 在交互拾取点时添加上通用右键菜单

JigPromptPointOptions optJigPoint = new JigPromptPointOptions(promp);

optJigPoint.UserInputControls =
                    UserInputControls.Accept3dCoordinates |
                    UserInputControls.NoZeroResponseAccepted |
                    UserInputControls.NoNegativeResponseAccepted |
                    UserInputControls.NullResponseAccepted;

optJigPoint.Keywords.Add("Undo", "Undo", "放弃(U)");