CoordinatorLayout+AppBarLayout+地点列表+地图 滑动冲突解决

gistfile1.txt

<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.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/green"
    android:fitsSystemWindows="true"
    tools:context="com.jh.charing.ui.frag.StationFrag">

    <com.google.android.material.appbar.AppBarLayout
        android:id="@+id/appbarlayout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:fitsSystemWindows="true"
        app:layout_behavior="com.google.android.material.appbar.AppBarLayout$Behavior">
        <!--关键点2 AppBarLayout需要配置行为：com.google.android.material.appbar.AppBarLayout$Behavior
         否则地图上下滚动  会引起整个页面滚动
         -->
        <androidx.appcompat.widget.Toolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            app:contentInsetEnd="0dp"
            app:contentInsetStart="0dp"
            app:layout_scrollFlags="scroll|enterAlwaysCollapsed">

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/map_root"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical"
                android:paddingBottom="10dp"
                app:layout_constraintTop_toTopOf="parent">

                <LinearLayout
                    android:id="@+id/map_parent"
                    android:layout_width="match_parent"
                    android:layout_height="380dp"
                    android:minHeight="0dp"
                    android:orientation="vertical"
                    app:layout_constraintTop_toTopOf="parent">

                </LinearLayout>

                <com.hjq.bar.TitleBar
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:fitsSystemWindows="true"
                    app:backButton="false"
                    app:barStyle="transparent"
                    app:layout_collapseMode="parallax"
                    app:layout_constraintTop_toTopOf="parent">

                    <LinearLayout
                        android:layout_width="match_parent"
                        android:layout_height="match_parent"
                        android:gravity="center_vertical"
                        android:orientation="horizontal"
                        android:padding="10dp">

                        <androidx.appcompat.widget.AppCompatTextView
                            android:id="@+id/tv_test_address"
                            android:layout_width="wrap_content"
                            android:layout_height="match_parent"
                            android:layout_marginStart="10dp"
                            android:drawablePadding="5dp"
                            android:gravity="center_vertical"
                            android:text="中国"
                            android:textColor="@color/panda"
                            android:textSize="14sp" />
                        <!--                        android:drawableRight="@drawable/tri_angle_down"
                        -->
                        <LinearLayout
                            android:id="@+id/tv_test_hint"
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            android:layout_marginLeft="10dp"
                            android:layout_marginRight="5dp"
                            android:layout_weight="1"
                            android:background="@drawable/shape_home_search"
                            android:orientation="horizontal"
                            android:paddingTop="5dp"
                            android:paddingBottom="5dp">

                            <ImageView
                                android:layout_width="16dp"
                                android:layout_height="16dp"
                                android:layout_marginLeft="10dp"
                                android:src="@drawable/serch" />

                            <androidx.appcompat.widget.AppCompatTextView

                                android:layout_width="0px"
                                android:layout_height="wrap_content"
                                android:layout_marginStart="2dp"
                                android:layout_marginEnd="20dp"
                                android:layout_weight="1"
                                android:gravity="left"
                                android:hint="查找电站"
                                android:textColor="@color/gray"
                                android:textColorHint="@color/gray"
                                android:textSize="14sp" />
                        </LinearLayout>


                    </LinearLayout>

                </com.hjq.bar.TitleBar>


            </androidx.constraintlayout.widget.ConstraintLayout>
        </androidx.appcompat.widget.Toolbar>

    </com.google.android.material.appbar.AppBarLayout>

    <androidx.core.widget.NestedScrollView
        android:id="@+id/nest"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@color/pink"
        android:fillViewport="true"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">
        <!--关键点1  AppBarLayout之外的布局  根节点NestedScrollView +  app:layout_behavior="@string/appbar_scrolling_view_behavior" -->
        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:background="@color/white"
            app:behavior_fitToContents="false">
            <!--筛选条件  点选  可能会改为列表 -->
            <View
                android:id="@+id/pull_v"
                android:layout_width="80dp"
                android:layout_height="4dp"
                android:background="@color/gray"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <com.hjq.widget.layout.WrapRecyclerView
                android:id="@+id/recy_label"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:contentDescription="标签列表"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/pull_v" />

            <TextView
                android:id="@+id/station_title_tv"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="10dp"
                android:layout_marginTop="20dp"
                android:text="@string/station_list"
                android:textStyle="bold"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/recy_label" />

            <TextView
                android:id="@+id/nearby_title1_tv"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="10dp"
                android:text="附近可用电站"
                android:textColor="@color/text_gray"
                android:textSize="12sp"
                app:layout_constraintBottom_toBottomOf="@+id/station_title_tv"
                app:layout_constraintLeft_toRightOf="@+id/station_title_tv" />

            <TextView
                android:id="@+id/tv_more"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:drawableRight="@drawable/arrows_right_ic"
                android:gravity="center"
                android:text="更多"
                android:textSize="12sp"
                app:layout_constraintBottom_toBottomOf="@+id/nearby_title1_tv"
                app:layout_constraintRight_toRightOf="parent" />


            <!--电站列表-->
            <com.scwang.smart.refresh.layout.SmartRefreshLayout
                android:id="@+id/refreshLayout"
                android:layout_width="match_parent"
                android:layout_height="0dp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/station_title_tv">

                <com.hjq.widget.layout.WrapRecyclerView
                    android:id="@+id/station_recy"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent"
                    android:layout_marginTop="10dp" />
            </com.scwang.smart.refresh.layout.SmartRefreshLayout>

        </androidx.constraintlayout.widget.ConstraintLayout>
    </androidx.core.widget.NestedScrollView>


</androidx.coordinatorlayout.widget.CoordinatorLayout>

gistfile2.txt

 private WrapRecyclerView station_recy;


  station_recy = findViewById(R.id.station_recy);
        station_recy.setLayoutManager(new LinearLayoutManager(getContext()));
//        station_recy.setNestedScrollingEnabled(false);
        stationAdapter = new StationAdapter(getContext());
        stationAdapter.setOnItemClickListener(this);
        station_recy.setAdapter(stationAdapter);
        
      /** 这里面的只是把AppBarLayout 高度占比改一下  可选**/  
        float heightDp = getResources().getDisplayMetrics().heightPixels / 2;
        CoordinatorLayout.LayoutParams lp = (CoordinatorLayout.LayoutParams) appbarlayout.getLayoutParams();
        lp.height = (int) heightDp;
        appbarlayout.setLayoutParams(lp);
       /** 这里面的只是把AppBarLayout 高度占比改一下  可选**/  
      CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) appbarlayout.getLayoutParams();
        AppBarLayout.Behavior behavior = (AppBarLayout.Behavior) params.getBehavior();
// 必选       让AppBarLayout 内部的地图  可以拖拽 ，不会变为滚动事件
        behavior.setDragCallback(new AppBarLayout.Behavior.DragCallback() {
            @Override
            public boolean canDrag(@NonNull AppBarLayout appBarLayout) {
                return false;
            }
        });