<?xml version="1.0" encoding="utf-8"?>

<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:width="66dp" android:height="28dp">

        <shape android:shape="rectangle">

            <stroke android:width="1dp" android:color="#ffdedede" />

            <corners android:radius="4dp" />

        </shape>

    </item>

</selector>

<?xml version="1.0" encoding="utf-8"?>

<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    xmlns:app="http://schemas.android.com/apk/res-auto"

    xmlns:tools="http://schemas.android.com/tools">

    <RelativeLayout

        app:layout_constraintTop_toTopOf="parent"

        app:layout_constraintEnd_toEndOf="parent"

        app:layout_constraintStart_toStartOf="parent"

        android:id="@+id/rl_title"

        android:layout_width="match_parent"

        android:layout_height="130px"

        android:layout_alignParentStart="true"

        android:layout_alignParentLeft="true"

        android:layout_alignParentTop="true"

        android:background="@color/title_background">

        <TextView

            android:textStyle="bold"

            android:layout_centerInParent="true"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:text="选择话题"

            android:textColor="#ff1a1b1f"

            android:textSize="18sp"

            />

        <ImageView

            android:id="@+id/iv_back"

            android:layout_width="wrap_content"

            android:layout_height="match_parent"

            android:layout_alignParentLeft="true"

            android:layout_centerVertical="true"

            android:contentDescription="@null"

            android:paddingLeft="12dp"

            android:paddingTop="4dp"

            android:paddingRight="12dp"

            android:paddingBottom="4dp"

            android:src="@drawable/icon_lvback1119"

            app:tint="#69B355" />

    </RelativeLayout>

    <androidx.recyclerview.widget.RecyclerView

        android:id="@+id/topicRecycelrView"

        android:layout_width="match_parent"

        android:layout_height="0dp"

        android:visibility="gone"

        tools:visibility="visible"

        app:layout_constraintBottom_toBottomOf="parent"

        app:layout_constraintEnd_toEndOf="parent"

        app:layout_constraintStart_toStartOf="parent"

        app:layout_constraintTop_toBottomOf="@+id/rl_title"

        tools:listitem="@layout/layout_item_topic" />

    <TextView

        android:visibility="visible"

        android:id="@+id/noDataText"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="没有相关话题"

        android:textColor="#ff7b7b7b"

        android:textSize="14sp"

        app:layout_constraintBottom_toBottomOf="parent"

        app:layout_constraintEnd_toEndOf="parent"

        app:layout_constraintStart_toStartOf="parent"

        app:layout_constraintTop_toBottomOf="@+id/rl_title" />

</androidx.constraintlayout.widget.ConstraintLayout>

            android:drawableEnd="@drawable/ic_comm_hint"

            android:drawablePadding="5dp"

            <TextView

                android:layout_marginBottom="13dp"

                android:id="@+id/topicText"

                android:background="@drawable/bg_topic_tab"

                android:layout_width="66dp"

                android:layout_height="28dp"

                android:layout_marginStart="15dp"

                android:gravity="center"

                android:text="╋  话题"

                android:textColor="#ff0e0e0e"

                android:textSize="13sp" />

<?xml version="1.0" encoding="utf-8"?>

<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    xmlns:app="http://schemas.android.com/apk/res-auto"

    xmlns:tools="http://schemas.android.com/tools"

    android:padding="12dp"

    android:layout_height="wrap_content">

    <TextView

        app:layout_constraintTop_toTopOf="parent"

        app:layout_constraintStart_toStartOf="parent"

        android:id="@+id/topicImg"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="#"

        android:textColor="#3EC34C"

        android:textSize="13sp"

        />

    <TextView

        android:textStyle="bold"

        android:ellipsize="end"

        android:maxLines="1"

        android:layout_width="0dp"

        android:layout_height="wrap_content"

        android:layout_marginStart="4dp"

        tools:text="首届电动车主代表海选"

        android:textColor="#ff0e0e0e"

        android:textSize="14sp"

        app:layout_constraintBottom_toBottomOf="@+id/topicImg"

        android:id="@+id/title"

        app:layout_constraintEnd_toEndOf="parent"

        app:layout_constraintStart_toEndOf="@+id/topicImg"

        app:layout_constraintTop_toTopOf="@+id/topicImg" />

    <TextView

        android:id="@+id/participateText"

        android:layout_marginTop="8dp"

        app:layout_constraintStart_toStartOf="parent"

        app:layout_constraintTop_toBottomOf="@+id/topicImg"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        tools:text="1492车主参与"

        android:textColor="#ff7b7b7b"

        android:textSize="12sp"

        />

    <TextView

        android:id="@+id/onlookersText"

        android:layout_marginStart="16dp"

        app:layout_constraintBottom_toBottomOf="@+id/participateText"

        app:layout_constraintTop_toTopOf="@+id/participateText"

        app:layout_constraintStart_toEndOf="@+id/participateText"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        tools:text="1492车主围观"

        android:textColor="#ff7b7b7b"

        android:textSize="12sp"

        />

</androidx.constraintlayout.widget.ConstraintLayout>