文件预览：activity_backgroundpicture.xml

<?xml version="1.0" encoding="utf-8"?> <RelativeLayout 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="match_parent"> <cc.winboll.studio.libaes.views.AToolbar android:layout_width="match_parent" android:layout_height="@dimen/toolbar_height" android:id="@+id/toolbar" style="@style/DefaultAToolbar"/> <ImageView android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/activitybackgroundpictureImageView1" android:layout_below="@id/toolbar"> </ImageView> <LinearLayout android:orientation="vertical" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_below="@id/toolbar"> <RelativeLayout android:layout_width="wrap_content" android:layout_height="wrap_content"> <cc.winboll.studio.libaes.views.AButton android:layout_width="160dp" android:layout_height="36dp" android:text="Origin BG" android:id="@+id/activitybackgroundpictureAButton5" android:layout_alignParentLeft="true" android:layout_margin="5dp"/> <cc.winboll.studio.libaes.views.AButton android:layout_width="160dp" android:layout_height="36dp" android:text="Received BG" android:id="@+id/activitybackgroundpictureAButton4" android:layout_alignParentRight="true" android:layout_margin="5dp"/> </RelativeLayout> <LinearLayout android:orientation="horizontal" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="right"> <cc.winboll.studio.libaes.views.AButton android:layout_width="50dp" android:layout_height="36dp" android:text="◎" android:layout_gravity="center_vertical" android:layout_margin="10dp" android:id="@+id/activitybackgroundpictureAButton1"/> <cc.winboll.studio.libaes.views.AButton android:layout_width="50dp" android:layout_height="36dp" android:text="☑" android:layout_gravity="center_vertical" android:layout_margin="10dp" android:id="@+id/activitybackgroundpictureAButton2"/> <cc.winboll.studio.libaes.views.AButton android:layout_width="50dp" android:layout_height="36dp" android:text="[+]" android:layout_gravity="center_vertical" android:layout_margin="10dp" android:id="@+id/activitybackgroundpictureAButton3"/> <cc.winboll.studio.libaes.views.AButton android:layout_width="50dp" android:layout_height="36dp" android:text="[+~]" android:layout_gravity="center_vertical" android:layout_margin="10dp" android:id="@+id/activitybackgroundpictureAButton6"/> </LinearLayout> </LinearLayout> </RelativeLayout>