Cesar Valiente, Author at Surface Duo Blog

Post by this author

Happy Hacktober

October 14th, 2021

Hello open source developers! For the past few years October has become synonymous with open source, so this year we’ve decided to opt-in our samples repositories to Hacktoberfest to encourage the community to join us in building dual-screen enhanced Android projects. Figure 1: Build or contribute to apps for Microsoft ...

Dual-screen Navigation Rail

August 19th, 2021

Hello Android developers! Google recently published a new landing page for building responsive layouts for larger screens (including dual-screen and foldable devices). The new NavigationRail widget includes features and guidance as an efficient way to navigate app features on larger screens. About NavigationRail NavigationRail is ...

Foldables at Google I/O

May 20th, 2021

Hello Android developers! You've probably seen some of the awesome announcements made this week at Google I/O, a virtual event that brought the Google developer community together. This post covers some of our favorites, from sessions like What’s new in foldables, tablets, and large screens, and Prepare your app for large screens...

Foldable SlidingPaneLayout

May 13th, 2021

Hello Android developers! Last week Google announced an update to the SlidingPaneLayout component preview, which is being enhanced for dual-screen and foldable devices. UPDATE: on September 1st, 2021 Google released beta01. The API has not changed from the instructions in this post, the updated implementation line is: ...

Ensuring code quality with CI/CD

April 22nd, 2021

Hello Android developers, One of the best ways for us to help you enhance your apps is with samples, and it’s important that our samples are high quality and work as intended. Building dual-screen libraries and samples As you may already know, specifically for Android development (through its SDK and using Kotlin/Java...

Introducing Jetpack Window Manager for foldable and dual-screen devices Codelab

March 11th, 2021

Hello Android developers, As we have mentioned in previous blog posts, enhancing apps to take advantage of the capabilities that new form factor devices such as Microsoft Surface Duo and other foldable devices provide, can easily be done by following a step-by-step approach. With that in mind, during the last months we have ...

Developer tip: launch on adjacent screen

February 4th, 2021

Hello Android developers, Last year we blogged about bringing your existing apps to the Microsoft Surface Duo, which included a variety of suggestions from simple tweaks to a set of user-experience design patterns that you could use to enhance your applications’ UI. Today I’m going to re-visit one of those dual-screen ...

Dual-screen list-detail with navigation

November 5th, 2020

Hello Kotlin and Java developers! When you’re enhancing your existing Android apps for the Microsoft Surface Duo, you may want to keep your existing single-screen behavior. In today’s blog, I’ll share an example list-detail that supports the traditional back-button behavior in a single screen, but shows the list and detail ...

droidcon webinar recap

September 22nd, 2020

Hello Android developers! Last week, Hakon and I talked about building dual-screen experiences as part of the droidcon webinar series. We were joined by Andras Nemeth from Atlassian, to talk about enhancing the Jira mobile app for dual-screen devices. You can watch the recording online: Top questions and answers ...

Surface Duo testing tips & tricks

June 26th, 2020

Hello Microsoft Surface Duo developers, Today’s post contains some tips to help automate the Surface Duo emulator for testing. Use the latest emulator Tip number one: install the latest emulator from Microsoft Developer Center to ensure you have all our latest fixes, feature enhancements, and performance improvements. The Surface Duo ...

Cesar Valiente

Senior Software Engineer, Surface Duo Developer Experience