Eclipse 项目转 Android Studio 添加代码文件夹并显示文件夹右下角的黄色库文件图标

sourceSets {
main {
manifest.srcFile 'AndroidManifest.xml'
java.srcDirs = ['src-api','src-ezviz','src_talk','src']
resources.srcDirs = ['src-api','src-ezviz','src_talk','src']
aidl.srcDirs = ['src-api','src-ezviz','src_talk','src']
renderscript.srcDirs = ['src-api','src-ezviz','src_talk','src']
res.srcDirs = ['res']
assets.srcDirs = ['assets']
}

instrumentTest.setRoot('tests')
debug.setRoot('build-types/debug')
release.setRoot('build-types/release')
}