Net/sample/src/main/res/layout/fragment_upload_file.xml

<?xml version="1.0" encoding="utf-8"?><!--
  ~ Copyright (C) 2018, Umbrella CompanyLimited All rights reserved.
  ~ Project：Net
  ~ Author：Drake
  ~ Date：4/17/20 7:38 AM
  -->

<androidx.constraintlayout.widget.ConstraintLayout 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"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    tools:context=".ui.fragment.UploadFileFragment">

    <SeekBar
        android:id="@+id/seek"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="16dp"
        android:gravity="center"
        android:text="等待下载完成"
        android:textSize="18dp"
        android:textStyle="bold"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.5" />

    <TextView
        android:id="@+id/tv_progress"
        android:layout_width="wrap_content"
        android:layout_marginTop="16dp"
        android:layout_height="wrap_content"
        app:layout_constraintLeft_toLeftOf="@id/seek"
        app:layout_constraintRight_toRightOf="@id/seek"
        app:layout_constraintTop_toBottomOf="@id/seek"
        tools:text="上传进度: 90%" />

</androidx.constraintlayout.widget.ConstraintLayout>