BottomSheetBehavior嵌套RecyclerView
时间: 2023-05-27 09:01:21 浏览: 115
如果您想在BottomSheetBehavior中使用RecyclerView,可以按照以下步骤进行操作:
1. 在XML布局文件中,将BottomSheetBehavior作为根布局,并在其中嵌套RecyclerView,如下所示:
```
<androidx.coordinatorlayout.widget.CoordinatorLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<FrameLayout
android:id="@+id/bottom_sheet"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:layout_behavior="com.google.android.material.bottomsheet.BottomSheetBehavior">
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/recycler_view"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
</FrameLayout>
</androidx.coordinatorlayout.widget.CoordinatorLayout>
```
2. 在Java文件中,获取BottomSheetBehavior对象并设置状态改变监听器:
```
FrameLayout bottomSheet = findViewById(R.id.bottom_sheet);
BottomSheetBehavior bottomSheetBehavior = BottomSheetBehavior.from(bottomSheet);
bottomSheetBehavior.addBottomSheetCallback(new BottomSheetBehavior.BottomSheetCallback() {
@Override
public void onStateChanged(@NonNull View bottomSheet, int newState) {
// 处理状态改变
}
@Override
public void onSlide(@NonNull View bottomSheet, float slideOffset) {
// 处理滑动事件
}
});
```
3. 在Java文件中,创建RecyclerView并设置适配器:
```
RecyclerView recyclerView = findViewById(R.id.recycler_view);
recyclerView.setLayoutManager(new LinearLayoutManager(this));
recyclerView.setAdapter(new MyAdapter(data));
```
4. 如果您想在BottomSheet展开时禁用RecyclerView的滑动事件,可以在状态改变监听器中设置:
```
@Override
public void onStateChanged(@NonNull View bottomSheet, int newState) {
if (newState == BottomSheetBehavior.STATE_EXPANDED) {
recyclerView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
return true;
}
});
} else {
recyclerView.setOnTouchListener(null);
}
}
```
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