我在 setContentView(R.layout.themed_titles) 上遇到了这个问题;
E/dalvikvm﹕ Could not find class 'android.support.v7.app.ActionBarActivityDelegateBase$2', referenced from method android.support.v7.app.ActionBarActivityDelegateBase.ensureSubDecor
E/dalvikvm﹕ Could not find class 'android.support.v7.internal.widget.ActionBarContextView', referenced from method android.support.v7.app.ActionBarActivityDelegateBase.startSupportActionModeFromWindow
E/dalvikvm﹕ Could not find class 'android.support.v7.internal.widget.ActionBarContextView', referenced from method android.support.v7.app.ActionBarActivityDelegateBase.startSupportActionModeFromWindow
E/dalvikvm﹕ Could not find class 'android.support.v7.internal.widget.ActionBarOverlayLayout$1', referenced from method android.support.v7.internal.widget.ActionBarOverlayLayout.<init>
E/dalvikvm﹕ Could not find class 'android.support.v7.internal.widget.ActionBarOverlayLayout$1', referenced from method android.support.v7.internal.widget.ActionBarOverlayLayout.<init>
E/AndroidRuntime﹕ FATAL EXCEPTION: main
java.lang.RuntimeException: Unable to start activity ComponentInfo{br.com.math.semhora.viewpager/viewpager.BaseActivity}: android.view.InflateException: Binary XML file line #17: Error inflating class android.support.v7.internal.widget.ActionBarOverlayLayout
我的 xml:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
**Line17** xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<com.viewpagerindicator.TitlePageIndicator
android:id="@+id/indicator"
android:padding="10dip"
android:layout_height="wrap_content"
android:layout_width="fill_parent"
android:background="#18FF0000"
android:textColor="#AA000000"
app:footerColor="#FFAA2222"
app:footerLineHeight="1dp"
app:footerIndicatorHeight="3dp"
app:footerIndicatorStyle="underline"
app:selectedColor="#FF000000"
app:selectedBold="true"
/>
<ViewStub
android:id="@+id/vstubMain"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:inflatedId="@id/no_connect"
android:layout="@layout/no_connection" />
<android.support.v4.view.ViewPager
android:id="@+id/pager"
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:background="#F6F6F0" />
</LinearLayout>
在这个问题之前,我在日志上收到一个错误,要求我将 xml 上的所有 'app' 标签更改为 'android',说如果你正在使用 appcompat,你应该改用 android。
它与 appcompact v20 一起工作
最佳答案
在我更新到 appcompact v21.0.2 和 buildToolsVersion '21.1.1' 之后,它现在可以工作了。
关于android - appcompat-v7 v21 找不到类,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/27157567/