Category: Tutorials

tutorials, longer instructional posts, how to’s

Creating Libraries that Support Multiple Project Types

Published December 9, 2025 by Geoff Perlman

Libraries, introduced in Xojo 2025r3, make it easy to reuse your classes and interface items such as windows, webpages, and mobile screens across projects. As…

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Optimizing Xojo Code, Part 2: Using a Timer to Keep the UI Responsive

Published November 25, 2025 by Gabriel Ludosanu

Welcome back! If you missed the first part in this series, check out Optimizing Xojo Code, Part 1: Getting Started, where we dissected the blocking…

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How To Create a Custom Button Control in Xojo – Part 5: Adding Text Alignment

Published October 8, 2025 by Gabriel Ludosanu

In our previous installment, we successfully wired up keyboard focus to our custom DesktopCanvas subclass, making it fully accessible and user-friendly. Now, we’re going to tackle…

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Building Blocks for Beginners: Modules, Classes, Interfaces, and Delegates

Published September 24, 2025 by Gabriel Ludosanu

If terms like “Modules,” “Classes,” “Interfaces,”, “Delegates” feel new or abstract, keep this article as a map. I’ll explain what each one does, why they…

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Implementing a Non-Blocking Image Processor with Xojo Threads

Published August 28, 2025 by Gabriel Ludosanu

Have you ever written an app that needs to do some heavy lifting, like processing a big batch of files? Maybe you click a button,…

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Deploy Xojo Web Apps with Caddy Reverse Proxy

Published August 4, 2025 by Gabriel Ludosanu

Deploying Xojo web applications offers developers flexible pathways to production. For devs prioritizing minimal infrastructure management, Xojo Cloud provides a fully-managed solution with automatic scaling, SSL, and…

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How To Create a Custom Button Control in Xojo – Part 4: Adding Focus

Published June 23, 2025 by Gabriel Ludosanu

In part 3 of this series we made our CanvasButton inspector-friendly by exposing all our colors, corner radius and other properties. Today we’re going to wire up real…

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How To Create a Custom Button Control in Xojo – Part 3: Make Your Controls Inspector-Friendly

Published May 28, 2025 by Gabriel Ludosanu

In Part 1, we built a custom button control in Xojo by subclassing DesktopCanvas. In Part 2, we enhanced it with customizable colors, corner radius, and a disabled…

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How To Create a Custom Button Control in Xojo – Part 2

Published May 14, 2025 by Gabriel Ludosanu

In the first part of this tutorial, we built a basic custom button control using the DesktopCanvas class, giving it a custom appearance and handling the basic…

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How To Create a Custom Button Control in Xojo

Published May 2, 2025 by Gabriel Ludosanu

This tutorial demonstrates how to create a custom button control in Xojo using the DesktopCanvas class. It covers defining properties, handling mouse events for visual feedback, and…

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