Android佈局- CoordinateLayout吸頂效果

01 相關概念

CoordinateLayout

AppbarLayout

屬性 layout_scrollFlags

behavior

 

 

02 相關代碼 

佈局文件activity_coordinate_layout_demo.xml

<?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:fitsSystemWindows="true"
    tools:context="com.youyou.demo_ui.CoordinateLayoutDemoActivity">


    <!--appbarlayout裏邊的東西可以隱藏 -->
    <android.support.design.widget.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">


        <ImageView
            android:layout_width="match_parent"
            android:layout_height="200dp"
            android:scaleType="fitCenter"
            android:src="@drawable/account_head_default"
            app:layout_scrollFlags="scroll" />


        <TextView
            android:layout_width="match_parent"
            android:layout_height="40dp"
            android:layout_marginTop="@dimen/dp_size_10"
            android:gravity="center"
            android:text="設置標題"
            android:textAlignment="center"
            android:textSize="20sp" />


    </android.support.design.widget.AppBarLayout>


    <!--設置layout behavior讓可以滑動的控件和scrollview聯動 -->
    <!-- scrollview不行  nestedScrollview可以 爲啥？ -->
    <android.support.v4.widget.NestedScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">


        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">


            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="400dp"
                android:background="@color/green_weixin_btn">

            </LinearLayout>

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="400dp"
                android:background="@color/grey">

            </LinearLayout>


            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="400dp"
                android:background="@color/green_4DC0A4">

            </LinearLayout>

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="400dp"
                android:background="@color/grey">

            </LinearLayout>


        </LinearLayout>


    </android.support.v4.widget.NestedScrollView>


</android.support.design.widget.CoordinatorLayout>

 

界面效果：