Android layout 协调布局Don';无法使用选项卡布局

Android layout 协调布局Don';无法使用选项卡布局,android-layout,android-fragments,android-studio,android-coordinatorlayout,android-tablayout,Android Layout,Android Fragments,Android Studio,Android Coordinatorlayout,Android Tablayout,你好,你能帮我纠正这个吗? 在我的activity_main.xml中,我使用了协调布局,以便我的Appbar可以工作 <android.support.v4.widget.DrawerLayout android:id="@+id/drawer_layout" xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:l

你好,你能帮我纠正这个吗? 在我的activity_main.xml中,我使用了协调布局,以便我的Appbar可以工作

<android.support.v4.widget.DrawerLayout
android:id="@+id/drawer_layout"
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
xmlns:app="http://schemas.android.com/apk/res-auto"
tools:context="com.eccp.projects.ecosavers.ecosavers.activities.eco_detailed_information">

<!--COORDINATOR LAYOUT-->
<android.support.design.widget.CoordinatorLayout
    android:id="@+id/coordinator_layout"
    android:layout_height="match_parent"
    android:layout_width="match_parent"
    android:background="#ffffff">

    <android.support.design.widget.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:theme="@style/ThemeOverlay.AppCompat.Dark">

        <include
            android:id="@+id/toolbar"
            layout="@layout/tool_bar"
            />

        <android.support.design.widget.TabLayout
            android:id="@+id/tablayout"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:background="?attr/colorPrimary"
            android:elevation="4dp"
            app:tabMode="fixed"
            app:tabGravity="fill"/>

        <android.support.v4.view.ViewPager
            android:id="@+id/pager"
            android:layout_height="wrap_content"
            android:layout_width="match_parent"
            android:layout_weight="1"
            android:background="#ffffff"/>
    </android.support.design.widget.AppBarLayout>


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

<android.support.design.widget.NavigationView
    android:id="@+id/navigation_view"
    android:layout_height="match_parent"
    android:layout_width="wrap_content"
    android:layout_gravity="start"
    app:headerLayout="@layout/header"
    app:menu="@menu/drawer"/>

我真的需要你的帮助。我受不了这个。
提前谢谢。

它应该很容易修复:

  • AppBarLayout
  • ViewPager
    添加为AppBarLayout的同级,并为其添加
    app:layout\u behavior=“@string/appbar\u scrolling\u view\u behavior”
    并将
    layout\u width
    layout\u height
    设置为
    匹配\u parent
  • 因此,您的布局应如下所示:

    <android.support.design.widget.CoordinatorLayout
        ....>
        <android.support.design.widget.AppBarLayout
            .....>
    
            <include
                android:id="@+id/toolbar"
                layout="@layout/tool_bar"/>
    
            <android.support.design.widget.TabLayout
                .../>
        </android.support.design.widget.AppBarLayout>
        <android.support.v4.view.ViewPager
            .....
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
    </android.support.design.widget.CoordinatorLayout>
    
    
    
    我希望,这会有帮助

    <android.support.design.widget.CoordinatorLayout
        ....>
        <android.support.design.widget.AppBarLayout
            .....>
    
            <include
                android:id="@+id/toolbar"
                layout="@layout/tool_bar"/>
    
            <android.support.design.widget.TabLayout
                .../>
        </android.support.design.widget.AppBarLayout>
        <android.support.v4.view.ViewPager
            .....
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
    </android.support.design.widget.CoordinatorLayout>