<TimePicker
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:id="@+id/tp_time"
         android:timePickerMode="spinner"
         />
timePicker = findViewById(R.id.tp_time);
        //设置为24小时制
        timePicker.setIs24HourView(true);
        timePicker.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                String desc = String.format("你选择的时间是%d时、%d分:",timePicker.getHour(),timePicker.getMinute());
                textView.setText(desc);
            }
        });