yusheng-android/modulemain/src/main/res/layout/activity_release.xml

<?xml version="1.0" encoding="utf-8"?>
<layout 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"
    tools:context=".activity.ReleaseActivity">

    <data>

    </data>

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:background="@color/color_FFF8F8F8">

            <com.xscm.moduleutil.widget.CustomTopBar
                android:id="@+id/top_bar"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:background="@color/white"
                app:layout_constraintTop_toTopOf="parent" />

            <RelativeLayout
                android:id="@+id/rl_1"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginStart="@dimen/dp_16"
                android:layout_marginTop="@dimen/dp_16"
                android:layout_marginEnd="@dimen/dp_16"
                android:background="@drawable/bg_r16_ffeff2f8"
                app:layout_constraintTop_toBottomOf="@+id/top_bar">

                <TextView
                    android:id="@+id/tv_ht"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginStart="@dimen/dp_12"
                    android:layout_marginTop="@dimen/dp_9"
                    android:layout_marginBottom="@dimen/dp_9"
                    android:gravity="center"
                    android:text="选择话题"
                    android:textColor="@color/color_FF333333"
                    android:textSize="16sp" />

                <ImageView
                    android:layout_width="@dimen/dp_16"
                    android:layout_height="@dimen/dp_16"
                    android:layout_alignParentEnd="true"
                    android:layout_centerInParent="true"
                    android:layout_marginEnd="@dimen/dp_12"
                    android:src="@mipmap/up_t" />
            </RelativeLayout>

            <RelativeLayout
                android:id="@+id/rl_2"
                android:layout_width="match_parent"
                android:layout_height="@dimen/dp_180"
                android:layout_marginStart="@dimen/dp_16"
                android:layout_marginTop="@dimen/dp_12"
                android:layout_marginEnd="@dimen/dp_16"
                android:background="@drawable/bg_r10_white"
                app:layout_constraintTop_toBottomOf="@+id/rl_1">

                <EditText
                    android:id="@+id/et_g"
                    android:layout_width="match_parent"
                    android:layout_height="@dimen/dp_140"
                    android:layout_marginStart="@dimen/dp_12"
                    android:layout_marginTop="@dimen/dp_7"
                    android:layout_marginEnd="@dimen/dp_12"
                    android:background="@android:color/transparent"
                    android:gravity="left|top"
                    android:hint="此刻想和大家分享点什么"
                    android:maxLength="1200"
                    android:textColor="#333333"
                    android:textColorHint="@color/color_FF999999"
                    android:textSize="@dimen/sp_15" />

                <TextView
                    android:id="@+id/tv_sz"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_alignParentEnd="true"
                    android:layout_alignParentBottom="true"
                    android:layout_marginEnd="@dimen/dp_12"
                    android:layout_marginBottom="@dimen/dp_12"
                    android:layout_below="@+id/et_g"
                    android:gravity="bottom"
                    android:text="0/1200"
                    android:textColor="@color/color_FF666666"
                    android:textSize="@dimen/sp_12" />
            </RelativeLayout>

            <androidx.recyclerview.widget.RecyclerView
                android:id="@+id/rv_photo_wall"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginStart="@dimen/dp_16"
                android:layout_marginTop="@dimen/dp_12"
                android:layout_marginEnd="@dimen/dp_16"
                app:layout_constraintTop_toBottomOf="@+id/rl_2" />

            <TextView
                android:id="@+id/tv_fb"
                android:layout_width="match_parent"
                android:layout_height="@dimen/dp_42"
                android:layout_marginStart="@dimen/dp_38"
                android:layout_marginTop="@dimen/dp_20"
                android:layout_marginEnd="@dimen/dp_38"
                android:background="@drawable/cs"
                android:gravity="center"
                android:text="立即发布"
                android:textColor="@color/color_FF333333"
                android:textSize="@dimen/sp_14"
                app:layout_constraintTop_toBottomOf="@+id/rv_photo_wall" />

        </androidx.constraintlayout.widget.ConstraintLayout>
    </ScrollView>
</layout>