Change MotionScene

Activity.kt

 motionLayout.setTransitionListener(object:MotionLayout.TransitionListener{
                        override fun onTransitionTrigger(p0: MotionLayout?, p1: Int, p2: Boolean, p3: Float) {
                        }

                        override fun onTransitionStarted(p0: MotionLayout?, p1: Int, p2: Int) {
                        }

                        override fun onTransitionChange(p0: MotionLayout?, p1: Int, p2: Int, progress: Float) {
                        }

                        override fun onTransitionCompleted(p0: MotionLayout?, currentStateId: Int) {
                           if(!loaded){
                               loaded = true

                               postDelayed(Handler(),  {
                                   motionLayout.loadLayoutDescription(R.xml.collapsing_motion_scene)
                                   motionLayout.rebuildMotion()
                               },null ,100L)
                           }
                        }

                    })