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Android 如何使用回收器视图将项目放入货架_Android_Xml_Android Studio - Fatal编程技术网

Android 如何使用回收器视图将项目放入货架

Android 如何使用回收器视图将项目放入货架,android,xml,android-studio,Android,Xml,Android Studio,我有一张有一套架子的画。我们想把这三样东西都放在一个架子上,如图所示 图片: 我正在尝试这个代码 <androidx.recyclerview.widget.RecyclerView android:id="@+id/rec" android:background="@drawable/boo" android:layout_gravity="center" android:layout_width="

我有一张有一套架子的画。我们想把这三样东西都放在一个架子上,如图所示

图片:

我正在尝试这个代码

<androidx.recyclerview.widget.RecyclerView
   android:id="@+id/rec"
 android:background="@drawable/boo"
   android:layout_gravity="center"
   android:layout_width="match_parent"
   android:layout_height="wrap_content"
 />
recyclerview的项目卡:

<RelativeLayout
    android:id="@+id/relativeLayout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    >
    <TextView
        android:text="1"
        android:textSize="50sp"
        android:textStyle="bold"
        android:id="@+id/txt_number"
        android:gravity="center"
        android:padding="15dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        />
    <TextView
        android:id="@+id/txt_title"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_below="@id/txt_number"
        android:background="#00f"
        android:textColor="#fff"
        android:textSize="13sp"
        android:text="why are you here"
        android:gravity="center_horizontal"
        android:padding="20dp"
        />
</RelativeLayout>


分享你的代码。我分享了我的代码,请看@FrancescoBocci
<RelativeLayout
    android:id="@+id/relativeLayout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    >
    <TextView
        android:text="1"
        android:textSize="50sp"
        android:textStyle="bold"
        android:id="@+id/txt_number"
        android:gravity="center"
        android:padding="15dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        />
    <TextView
        android:id="@+id/txt_title"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_below="@id/txt_number"
        android:background="#00f"
        android:textColor="#fff"
        android:textSize="13sp"
        android:text="why are you here"
        android:gravity="center_horizontal"
        android:padding="20dp"
        />
</RelativeLayout>