长按字段时出现
NullPointerException
错误。compile 'com.android.support:appcompat-v7:19.1.+'
XML
<EditText
android:id="@+id/field"
style="@style/Field"
android:textSize="20sp"
android:hint="@string/hint"
android:nextFocusDown="@+id/other"/>
样式
<style name="Field" parent="Theme.AppCompat.Light">
<item name="android:layout_width">fill_parent</item>
<item name="android:layout_height">wrap_content</item>
<item name="android:textSize">14sp</item>
<item name="android:textColor">@color/blue</item>
<item name="android:singleLine">true</item>
<item name="android:gravity">center_vertical</item>
<item name="android:inputType">textCapCharacters|textNoSuggestions</item>
<item name="android:imeOptions">actionNext</item>
<item name="android:popupBackground">@color/white</item>
</style>
日志记录器
java.lang.NullPointerException
at android.support.v7.app.ActionBarImplICS.getThemedContext(ActionBarImplICS.java:302)
at android.support.v7.app.ActionBarImplJB.getThemedContext(ActionBarImplJB.java:20)
at android.support.v7.app.ActionBarActivityDelegate.getActionBarThemedContext(ActionBarActivityDelegate.java:208)
at android.support.v7.app.ActionBarActivityDelegateICS.onActionModeStarted(ActionBarActivityDelegateICS.java:195)
at android.support.v7.app.ActionBarActivityDelegateICS$WindowCallbackWrapper.onActionModeStarted(ActionBarActivityDelegateICS.java:359)
at com.android.internal.policy.impl.PhoneWindow$DecorView.startActionMode(PhoneWindow.java:2437)
at com.android.internal.policy.impl.PhoneWindow$DecorView.startActionModeForChild(PhoneWindow.java:2362)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:665)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:665)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:665)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:665)
at android.view.View.startActionMode(View.java:4554)
at android.widget.Editor.startSelectionActionMode(Editor.java:1551)
at android.widget.Editor.performLongClick(Editor.java:859)
at android.widget.TextView.performLongClick(TextView.java:8373)
at android.view.View$CheckForLongPress.run(View.java:18441)
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:5102)
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:785)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
at dalvik.system.NativeStart.main(Native Method)