4D Blog

Home Tag: input-control
Tips
Vanessa Talbot
Vanessa Talbot

Building Dynamic Data Management in Qodly application: Create, Add, Edit, and Delete

March 24, 2025

In our series on 4D Qodly Pro, we have explored how to display data using a datatable. Today, we’ll take the next step: learning how to add, edit, and delete records. These operations are essential for creating dynamic, interactive applications.

To demonstrate these features, we’ll continue with our performance review management application. The goal is to design a screen that enables users to add or modify employee information. This project is available on GitHub for reference.

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Tips
Vanessa Talbot
Vanessa Talbot
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4D for Mobile Tutorial – Choose an Input Control

February 20, 2023

Formatters allow you to format the displayed data or to define behavior when the user touches the data. The input controls follow the same principle. They allow you to select the type of keyboard, define the behavior, or format the data in an action form.

For example, for image data, you have by default two types of control, the first one allows you to select an image or to take a picture, and the second one displays a zone to sign.

There are 3 types of input controls:

  • embedded,
  • with Swift or Kotlin code,
  • choice list.

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Product
David Azancot
David Azancot
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4D for iOS: Easily interact with Apple Native apps

October 6, 2021

With 4D for iOS, we are always thinking about mobile-friendly features. The primary purpose is to help developers provide the best user experience for their mobile applications. And that’s why, with 4D v19 R3, we’re shipping action input controls.

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Product
David Azancot
David Azancot
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4D for iOS: Custom Input Controls

October 5, 2021

Until now, custom formatters allowed you to match text or images to the contents of a field, such as replacing true/false with an image or 1, 2 with text labels. 4D v19 R3 allows you to create action input controls available from actions forms, such as creating a choice list with predefined text. And even better, this list can be dynamically filled using a datasource such as a list of employers. Let’s delve into the details!

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Product
David Azancot
David Azancot
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4D for iOS: Sign and read barcodes from your app

January 26, 2021

Actions using parameters have been available since 4D  v17 R5, and we’re constantly working to make your apps more and more interactive with enhanced mobile experiences. In 4D v18 R6, new parameter formats are available: Signature and Barcode!

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Product
David Azancot
David Azancot
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4D for iOS: upload pictures from your camera

October 11, 2019

A few weeks ago, we introduced action parameters so you could better interact with your 4D for iOS apps. They let you add, edit and delete records from your iOS device using edition forms. Well things are becoming even more interesting in 4D v17 R6, because now you can add pictures!

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