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Category: iOS

Posts related to iOS development.

Xojo and Apple Vision Pro

Apple has released the developer documentation for Vision Pro, their recently announced mixed reality headset. So far, it looks promising that iOS apps written in Xojo will just work. Of course, we don’t yet have one of these to use for testing. If we did, we’d be too busy playing with it to write this blog post, however we have tried running some Xojo iOS projects in the Vision Pro Simulator and they work without modification so that’s a very good sign.

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Moving Forward & Giving Back: iOS and macOS Products from Greg O’Lone

My new path has taken me deep into the world of iOS and macOS and I thought I would create some projects & products which would benefit Xojo apps on those platforms by creating some products which expose some of the larger frameworks which are not already available but also cannot be accessed by declares alone…

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Algorithm: Equally Spaced Ranges

There are some situations where you may need a range of numbers that is equally spaced. For example, when given a minimum and a maximum value within which a set of numbers that need to be equally spaced. This is useful if you are designing an UI control displaying “ticks” or for the axis of a graphic chart displaying cartesian values. Continue reading to see a technique to do just this.

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Quick Tip: Opening, Shown, Closing and Closed

Knowing the firing order of the Opening event in Xojo Desktop and Mobile apps, and the Shown event for Xojo Web apps, is important to using these correctly for a control’s initialization. The same can be said for Closing and Closed events. Read on for a breakdown of this order for Desktop, Web and Mobile apps developed in Xojo.

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PDFDocument: Margins, Merging in a Table and the new Completed method

Xojo 2022r3 included the ability to easily add tables to PDF documents created with Xojo. Now, starting with Xojo 2022r4, this feature has been improved so you can to merge the cells in table’s row! Additionally, you can now set a page’s upper and lower margins and get informed when the table has finished drawing itself. Continue reading to learn how to do all these things!

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