我的布局文件:而不显示任何根目录布局 activity_message.xml
<component name="libraryTable">
<library name="Gradle: com.android.support:localbroadcastmanager:28.0.0@aar">
<CLASSES>
<root url="file://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/localbroadcastmanager-28.0.0.aar/708d8bd603d7c576ac53e24024a750fd/res" />
<root url="jar://$USER_HOME$/.gradle/caches/transforms-1/files-1.1/localbroadcastmanager-28.0.0.aar/708d8bd603d7c576ac53e24024a750fd/jars/classes.jar!/" />
</CLASSES>
<JAVADOC />
<SOURCES />
</library>
</component>