android - 尝试全屏 Activity 时应用程序崩溃

Question

您好，我正在使用下面的代码隐藏操作栏并全屏显示我的 Activity

android:theme="@android:style/Theme.Light.NoTitleBar.Fullscreen"

但是使用这段代码我得到了运行时错误并且应用程序崩溃了有人知道是什么问题吗？

日志:

       E/AndroidRuntime(1081): FATAL EXCEPTION: mainE/AndroidRuntime(1081): Process: com.example.directmate, PID: 1081E/AndroidRuntime(1081): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.directmate/com.example.directmate.MainActivity}: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity.E/AndroidRuntime(1081):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2195)E/AndroidRuntime(1081):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)E/AndroidRuntime(1081):     at android.app.ActivityThread.access$800(ActivityThread.java:135)E/AndroidRuntime(1081):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)E/AndroidRuntime(1081):     at android.os.Handler.dispatchMessage(Handler.java:102)E/AndroidRuntime(1081):     at android.os.Looper.loop(Looper.java:136)E/AndroidRuntime(1081):     at android.app.ActivityThread.main(ActivityThread.java:5017)E/AndroidRuntime(1081):     at java.lang.reflect.Method.invokeNative(Native Method)E/AndroidRuntime(1081):     at java.lang.reflect.Method.invoke(Method.java:515)E/AndroidRuntime(1081):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)E/AndroidRuntime(1081):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)E/AndroidRuntime(1081):     at dalvik.system.NativeStart.main(Native Method)E/AndroidRuntime(1081): Caused by: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity.E/AndroidRuntime(1081):     at android.support.v7.app.ActionBarActivityDelegate.onCreate(ActionBarActivityDelegate.java:111)E/AndroidRuntime(1081):     at android.support.v7.app.ActionBarActivityDelegateICS.onCreate(ActionBarActivityDelegateICS.java:58)E/AndroidRuntime(1081):     at android.support.v7.app.ActionBarActivity.onCreate(ActionBarActivity.java:98)E/AndroidRuntime(1081):     at com.example.directmate.MainActivity.onCreate(MainActivity.java:22)E/AndroidRuntime(1081):     at android.app.Activity.performCreate(Activity.java:5231)E/AndroidRuntime(1081):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)E/AndroidRuntime(1081):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159)E/AndroidRuntime(1081):     ... 11 more

Answer 1

这可能与您的 Activity 扩展部分有关，使用您添加到 list 中的这段代码，您需要扩展Activity 而不是 ActionbarActivity