小编Sel*_*vam的帖子

我已经使用appcompat-v7实现了底页:23.2.1.一切正常,但唯一的问题是,当我向上拖动布局时,底部工作表出现.我不希望在向上拖动时显示底部工作表在底部工作表未显示在屏幕上时的布局上.

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/DarkGray"
tools:context=".bottom_sheets.grid.BottomSheetGridActivity">
  <LinearLayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical"
    app:layout_behavior="@string/appbar_scrolling_view_behavior">

    <Button
        android:id="@+id/btnView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Show view" />
  </LinearLayout>
   <LinearLayout
    android:id="@+id/bottom_sheet1"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:gravity="center"
    android:orientation="vertical"
    android:layout_marginBottom="8dp"
    app:layout_behavior="@string/bottom_sheet_behavior">

    <android.support.v7.widget.RecyclerView
        android:id="@+id/recyclerView1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:clipToPadding="false"
        android:background="#fff"
        />
 </LinearLayout>
</android.support.design.widget.CoordinatorLayout>

主要活动

  @Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.bottom_grid);
    Button btnView = (Button) findViewById(R.id.btnView);
    View bottomSheet = findViewById(R.id.bottom_sheet1);
    behavior = BottomSheetBehavior.from(bottomSheet);
    btnView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {

             behavior.setState(BottomSheetBehavior.STATE_EXPANDED);
        }
    });

    behavior.setBottomSheetCallback(new …