...The library uses the code from the Android frameworks as a base and tweaked it to be as close as possible to Material Design example. (Android 4.0 was supported until 3.6.4). The easiest way to add the Material DateTime Picker library to your project is by adding it as a dependency to your build.gradle. You may also add the library as an Android Library to your project. All the library files live in library. The library also uses some Java 8 features, which Android Studio will need to transpile. The library follows the same API as other pickers in the Android framework. The library contains 2 layout versions for each picker. ...