我正在用两个在约束布局中彼此平行的回收器视图在android中实现一个底层表。第一个回收者视图平滑滚动，但是第二个视图不滚动或多次滑动后仍滚动。 我想平滑滚动两个回收站视图。Here is the screenshot of recycler views in bottom sheet
这是我的 xml 代码：
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/white">
<androidx.constraintlayout.widget.Guideline
android:id="@+id/leftGuideline"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="vertical"
app:layout_constraintGuide_percent="0.05" />
<androidx.constraintlayout.widget.Guideline
android:id="@+id/leftInnerGuideline"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="vertical"
app:layout_constraintGuide_percent="0.03" />
<androidx.constraintlayout.widget.Guideline
android:id="@+id/rightInnerGuideline"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="vertical"
app:layout_constraintGuide_percent="0.97" />
<androidx.constraintlayout.widget.Guideline
android:id="@+id/rightGuideline"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="vertical"
app:layout_constraintGuide_percent="0.95" />
<androidx.constraintlayout.widget.Guideline
android:id="@+id/centerGuideline"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="vertical"
app:layout_constraintGuide_percent="0.65" />
<androidx.constraintlayout.widget.Guideline
android:id="@+id/bottomGuideline"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="horizontal"
app:layout_constraintGuide_percent="1" />
<ImageView
android:id="@+id/topBackground"
android:layout_width="0dp"
android:layout_height="80dp"
android:background="@color/gray"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<TextView
android:id="@+id/pickText"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Pick Up"
android:textColor="@color/blue"
android:textSize="30sp"
app:layout_constraintBottom_toTopOf="@id/selectedDate"
app:layout_constraintStart_toEndOf="@id/leftGuideline"
app:layout_constraintTop_toTopOf="@id/topBackground" />
<TextView
android:id="@+id/selectedDate"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Tomorrow, Between 11:00am - 12:00pm"
android:textColor="@color/black"
android:textSize="15sp"
app:layout_constraintBottom_toBottomOf="@id/topBackground"
app:layout_constraintStart_toEndOf="@id/leftGuideline"
app:layout_constraintTop_toBottomOf="@id/pickText" />
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Done"
app:layout_constraintBottom_toBottomOf="@id/selectedDate"
app:layout_constraintEnd_toEndOf="@id/rightGuideline"
app:layout_constraintTop_toTopOf="@id/pickText" />
<ImageView
android:id="@+id/separator"
android:layout_width="0dp"
android:layout_height="2dp"
android:background="@color/blue"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@id/topBackground" />
<androidx.recyclerview.widget.RecyclerView
android:layout_width="0dp"
android:layout_height="0dp"
android:id="@+id/timeRecyclerView"
android:clipToPadding="false"
android:paddingBottom="60dp"
app:layout_constraintBottom_toBottomOf="@id/bottomGuideline"
app:layout_constraintEnd_toEndOf="@id/centerGuideline"
app:layout_constraintStart_toStartOf="@id/leftInnerGuideline"
app:layout_constraintTop_toBottomOf="@id/separator"
/>
<androidx.recyclerview.widget.RecyclerView
android:layout_width="0dp"
android:layout_height="0dp"
android:clipToPadding="false"
android:paddingBottom="60dp"
android:id="@+id/daysRecyclerView"
app:layout_constraintBottom_toBottomOf="@id/bottomGuideline"
app:layout_constraintStart_toStartOf="@id/centerGuideline"
app:layout_constraintEnd_toEndOf="@id/rightInnerGuideline"
app:layout_constraintTop_toBottomOf="@id/separator"
/>
<TextView
android:layout_width="0dp"
android:layout_height="500dp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>
这是我的 java 类：
public class BottomSheet extends BottomSheetDialogFragment {
RecyclerView timeRecyclerView, daysRecyclerView;
private ArrayList<DaysModal> daysModalArrayList;
private DaysAdapter adapter;
private String[] day = new String[]{"Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"};
private String[] date = new String[]{"21 Oct", "22 Oct", "23 Oct", "24 Oct", "25 Oct", "26 Oct", "27 Oct"};
private int[] background = new int[]{R.drawable.white_shadow, R.drawable.white_shadow, R.drawable.white_shadow, R.drawable.white_shadow, R.drawable.white_shadow, R.drawable.white_shadow, R.drawable.white_shadow};
private ArrayList<TimeModal> timeModalArrayList;
private TimeAdapter timeAdapter;
private String[] time = new String[]{
"08:00am - 09:00am", "09:00am - 10:00am", "10:00am - 11:00am",
"11:00am - 12:00pm", "12:00pm - 01:00pm", "01:00pm - 02:00pm",
"02:00pm - 03:00pm", "03:00pm - 04:00pm", "04:00pm - 05:00pm",
"05:00pm - 06:00pm", "06:00pm - 07:00pm", "07:00pm - 08:00pm"
};
private int[] timeBackground = new int[]{
R.drawable.white_shadow, R.drawable.white_shadow,
R.drawable.white_shadow, R.drawable.white_shadow,
R.drawable.white_shadow, R.drawable.white_shadow,
R.drawable.white_shadow, R.drawable.white_shadow,
R.drawable.white_shadow, R.drawable.white_shadow,
R.drawable.white_shadow, R.drawable.white_shadow
};
String selectedButton;
public static BottomSheet getInstance() {
return new BottomSheet();
}
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
final View view = inflater.inflate(R.layout.bottom_sheet, container, false);
selectedButton = this.getArguments().getString("selectedButton");
daysRecyclerView = view.findViewById(R.id.daysRecyclerView);
timeRecyclerView = view.findViewById(R.id.timeRecyclerView);
timeModalArrayList = displayTimes();
timeAdapter = new TimeAdapter(getActivity(), timeModalArrayList);
timeRecyclerView.setAdapter(timeAdapter);
timeRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity(), RecyclerView.VERTICAL, false));
daysModalArrayList = displayDays();
adapter = new DaysAdapter(getActivity(), daysModalArrayList);
daysRecyclerView.setAdapter(adapter);
daysRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity(), RecyclerView.VERTICAL, false));
return view;
}
private ArrayList<DaysModal> displayDays() {
ArrayList<DaysModal> list = new ArrayList<>();
for (int i = 0; i < date.length; i++) {
DaysModal daysModal = new DaysModal();
daysModal.setDayOfTheWeek(day[i]);
daysModal.setDate(date[i]);
daysModal.setBackground(background[i]);
list.add(daysModal);
}
return list;
}
private ArrayList<TimeModal> displayTimes() {
ArrayList<TimeModal> list = new ArrayList<>();
for (int i = 0; i < time.length; i++) {
TimeModal timeModal = new TimeModal();
timeModal.setTime(time[i]);
timeModal.setBackground(timeBackground[i]);
list.add(timeModal);
}
return list;
}
}