摘要:
1. <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.c 阅读全文
摘要:
1 <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android. 阅读全文
摘要:
1 <View android:id="@+id/v_1" android:layout_width="100dp" android:layout_height="100dp" android:background="#000000" android:layout_centerInParent="t 阅读全文