Author: David Azancot

David Azancot
• 4D for iOS Product Owner •David Azancot joined the 4D Product team as a Product Owner in 2017. He's in charge of writing the user stories and translating them into functional specifications. His role also includes making sure that feature implementations meet customers' needs.David graduated with an MBA in Marketing, Internet and Mobility from the Leonard De Vinci Institute and began his career in 2011 with a mobile start-up company, later acquired by Madvertise (a mobile marketing group). Passionate about mobile interfaces, he was the natural choice to develop interactive mobile ad formats for the group in 2015. In parallel, David has been developing his own iOS and Android applications since 2012.
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A Tailor Made Native App: Place Orders with 4D for mobile

4D v19 R6 and v19 R7 brought two interesting features to 4D for Mobile. Sessions and displaying web pages served by the 4D server in your native mobile app. But did you think about the possibilities you get when combining them both?

This blog post will show you one of these possibilities. We are going to see how to build a simple app that enables mobile users to place orders with their central purchasing office to consolidate their stock:

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4D for Mobile Licenses

We got many questions on the 4D Forum on how licenses work using 4D for Mobile, and this is an excellent time to remind you of the process through this blog post that answers the most frequently asked questions.

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4D for Mobile : Get Mobile Users’ Cookies

As you probably know, scalable sessions have been available since 4D v18 R6. They’re a web session type that is able to handle several processes in preemptive mode. This means they can handle several user-agent requests simultaneously and share data between these processes.

Well, 4D v19 R7 greatly enhances this feature and makes it available to 4D for Mobile.

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4D for Mobile : Display Web Pages in your Mobile Apps

You can already compose views based on templates; dozens of them are at your disposal to beautify your mobile apps. 4D v19 R7 is spicing up things even more by enabling you to display a web page served by 4D using a new preset action: Open URL.

This means four things :

  1. You are now totally free to create your own designs
  2. The user experience remains seamless embedded in your native app
  3. Get updated data in real-time
  4. You can keep user data and offer an optimized user experience using sessions.

You only have to create a web page optimized for mobile devices.

Let’s see how to use it with a simple example:

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4D for Mobile: Say Hello to Aliases

As you probably know, aliases have been available since 4D v19 R4. Aliases and computed attributes were a massive step forward for our development framework!

The days of defining business-related formulas in your 4D user interface are over; these concepts offer you a new way to separate your business logic from the UI, enabling you to improve performance by optimizing the parts separately.

And now, with 4D v19 R6, aliases are fully available and ready to use for scalars in your iOS and Android mobile projects as soon your aliases are defined on the 4D side.

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4D for iOS: Sort criteria and action parameters enhancements

4D for iOS gives you the ability to define actions that automatically call a 4D method linked with an event on the smartphone. For example, using them, you can execute 4D code, manage and edit your app’s content using parameters, and, more recently, sort your app’s content easily using sort actions!

Defining sort criteria and action parameters has been improved to make things easier and help you work more quickly and efficiently.