[英]Trying to implement Toolbar with AppCompat v21
我正在尝试按照本指南( http://antonioleiva.com/material-design-everywhere/)使用AppCompat v21实施工具栏,但是我无法在KitKat或Lollipop上启动并得到相同的错误消息(如下)。 我完全相信我已经正确设置了主题,但此时此刻,我已经停留了整整一天。 我没有成功找到解决方案,因此现在寻求帮助。 谢谢!
> 11-29 06:08:46.892 29771-29771/com.chaoticearth.chaoticearth E/AndroidRuntime﹕ FATAL EXCEPTION: main
Process: com.ce.ce, PID: 29771
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.ce.ce/com.ce.ce.DrawerActivity}: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity.
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2212)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2271)
at android.app.ActivityThread.access$800(ActivityThread.java:144)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1205)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5146)
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:796)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:612)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity.
at android.support.v7.app.ActionBarActivityDelegate.onCreate(ActionBarActivityDelegate.java:151)
at android.support.v7.app.ActionBarActivityDelegateBase.onCreate(ActionBarActivityDelegateBase.java:138)
at android.support.v7.app.ActionBarActivity.onCreate(ActionBarActivity.java:123)
at com.ce.ce.BaseActivity.onCreate(BaseActivity.java:16)
at com.ce.ce.DrawerActivity.onCreate(DrawerActivity.java:92)
at android.app.Activity.performCreate(Activity.java:5231)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2169)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2271)
at android.app.ActivityThread.access$800(ActivityThread.java:144)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1205)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5146)
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:796)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:612)
at dalvik.system.NativeStart.main(Native Method)
这是我的/res/values/themes.xml
<resources>
<style name="CETheme" parent="AppTheme" ></style>
<style name="AppTheme" parent="Theme.AppCompat">
<item name="android:colorPrimaryDark">@color/MidnightBlue</item>
<item name="android:colorAccent">@color/LightYellow</item>
<item name="android:windowNoTitle">true</item>
<item name="windowActionBar">false</item>
</style>
这是我的/res/values-v21/themes.xml
<?xml version="1.0" encoding="utf-8"?>
<item name="android:windowContentTransitions">true</item>
<item name="android:windowAllowEnterTransitionOverlap">true</item>
<item name="android:windowAllowReturnTransitionOverlap">true</item>
<item name="android:windowSharedElementEnterTransition">@android:transition/move</item>
<item name="android:windowSharedElementExitTransition">@android:transition/move</item>
<item name="android:colorPrimary">@color/ChaosBlue</item>
<item name="android:colorPrimaryDark">@color/MidnightBlue</item>
<item name="android:colorAccent">@color/LightYellow</item>
<item name="android:statusBarColor">@color/ChaosBlue</item>
</style>
这是我的DrawerActivity.java中的一个片段,其中抛出了错误:
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setActionBarIcon(R.drawable.ic_drawer);
还有一个从BaseActivity.java中摘录的片段:
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(getLayoutResource());
toolbar = (Toolbar) findViewById(R.id.toolbar);
if (toolbar != null) {
setSupportActionBar(toolbar);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
}
}
最后是我的AndroidManifest.xml的摘录
<application
android:allowBackup="true"
android:icon="@drawable/logo"
android:label="@string/app_name"
android:theme="@style/CETheme"
android:name="android.support.multidex.MultiDexApplication">
我最终偶然发现了原因,在我的AndroidManifest中,我为DrawerActivity设置了一个主题,这导致了错误。
尝试更换机器人:colorPrimaryDark与colorPrimaryDark和android:colorAccent与colorAccent在RES /价值/的themes.xml。
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