Error:(12, 30) Unresolved reference: databinding Error:(17, 19) Unresolved reference: ActivityHomeBinding Error:(21, 51) Unresolved reference: ActivityHomeBinding
依赖：DatBinding版本一定要和 classpath 'com.android.tools.build:gradle:2.2.3'中的版本号码相同
android {
....
dataBinding {
enabled = true
}
}
kapt {
generateStubs = true
}
kapt 'com.android.databinding:compiler:2.2.3'
