文件预览：view_string2qrcode.xml

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="wrap_content"> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="QRCode UnitTest"/> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="MessageText" android:textColor="#FFFF0000" android:id="@+id/viewstring2qrcodeTextView1"/> <ImageView android:orientation="vertical" android:layout_width="200dp" android:layout_height="200dp" android:background="#FF099EF2" android:id="@+id/viewstring2qrcodeImageView1"/> </LinearLayout>