@H_502_0@在manifest文件中的activity name下家一句android:theme="@android:style/Theme.Black.NoTitleBar.Fullscreen"就可以

@H_502_0@

@H_502_0@<activity

android:name="com.example.UI.LoginActivity" android:theme="@android:style/Theme.Black.NoTitleBar.Fullscreen" >