【发布时间】:2016-11-04 14:22:25
【问题描述】:
我正在为我的工具栏使用当前样式和主题并使用支持库。我正在扩展 AppCompatActivity 而不是正常活动。
<style name="AppTheme" parent="Theme.AppCompat.DayNight.NoActionBar"> <item name="android:windowNoTitle">false</item>
<item name="android:windowActionBar">true</item>
</style>
我收到错误,下面是堆栈跟踪,
Process: com.random.simplenotes, PID: 2176
java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast to com.android.internal.widget.ActionBarOverlayLayout$LayoutParams
at com.android.internal.widget.ActionBarOverlayLayout.applyInsets(ActionBarOverlayLayout.java:172)
at com.android.internal.widget.ActionBarOverlayLayout.onMeasure(ActionBarOverlayLayout.java:317)
at android.view.View.measure(View.java:16497)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
at com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2291)
at android.view.View.measure(View.java:16497)
at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:1916)
at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1113)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1295)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5670)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)
at android.view.Choreographer.doCallbacks(Choreographer.java:574)
at android.view.Choreographer.doFrame(Choreographer.java:544)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5017)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
at dalvik.system.NativeStart.main(Native Method)
Application terminated.
主要活动
当我尝试应用深色主题时出现问题。parent="Theme.AppCompat.DayNight.NoActionBar" 对于此属性,我如何知道哪些主题可以工作,哪些不可以?应该怎么做才能应用没有任何错误的黑暗主题?
让我知道还需要什么代码,我会相应地编辑问题。
编辑 1 根据 cmets 的要求,我添加了 Activity onCreate() 方法
初始化
DataBaseHelper dbhelper;
ListView notesView;
CustomCursor dataCursor;
int ROW_NUMBER;
Cursor passCursor;
Toolbar bar;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
dbhelper = new DataBaseHelper(this);
passCursor = dbhelper.fetchAllNotes();
dataCursor = new CustomCursor(this,passCursor);
notesView = (ListView)findViewById(R.id.listView);
notesView.setAdapter(dataCursor);
notesView.setOnItemClickListener(this);
bar = (Toolbar)findViewById(R.id.toolbar);
setSupportActionBar(bar);
}
【问题讨论】:
-
请附上活动 onCreate()
-
如果您正在扩展
NoActionBar主题,则不要在内部样式中包含<item name="android:windowActionBar">true</item>。你应该使用Toolbar。 -
@OgnianGloushkov 请查看我编辑的问题。
-
You should rather use Toolbar我不太明白。我正在使用工具栏。
标签: android android-toolbar android-theme