Xojo Programming Blog – Page 33 – Blog about the Xojo programming language and IDE

Auto-Deleting Temporary Files

Published March 11, 2021 by Greg O'Lone

Did you know that you can make temporary FolderItems that automatically delete when they go out of scope? This technique makes it fairly easy.

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If you use SQLite databases in your apps you may or may not be aware of the Backup method which allows you to quickly and asynchronously create a backup of an existing connected database. This is especially great if you have an in-memory database and you want to store that data on disk for later reference.

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Folder Contents in a Menu, Redux

Published February 24, 2021 by Paul Lefebvre

Since I was asked for a few enhancements, here’s a quick update to my previous Folder Contents in a Menu post from earlier this week. Enhancements include: Display the requested folder in the menu.
Sort the folder contents.
Skip files that cannot be accessed.

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Folder Contents in a Menu

Published February 23, 2021 by Paul Lefebvre

A user on the forum asked how they might show folder contents in a PopupMenu. Since a PopupMenu is not hierarchical, that wasn’t really an option. But an alternative would be to show the contents in a hierarchical menu. Here’s how you can recurse through files and add them to a regular MenuItem.

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QuickTip: Using SF Symbols in your macOS apps

Published February 17, 2021 by Javier Menendez

Since the publication of the post Quick Tip: SystemImage, more than 2,400 symbols at your disposal, some users raised the question about how to do the same on macOS. Continue reading to learn one possible technique.

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#1 on the Xojo Roadmap: Android

#1 on the Xojo Roadmap: Android

Published January 21, 2021 by Travis Hill

We’re hard at work on Xojo’s upcoming Android support — it is our top priority. As we’ve discussed previously, you can see in the current versions of Xojo that the latest iOS controls now start with “Mobile” in their name. Although Android and iOS will start off as different project types, implementing the “Mobile” prefix is an important step to complete so you will see similar controls when Android support is available.

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Quick Tip: Listing System Fonts on iOS

Published January 14, 2021 by Javier Menendez

Xojo 2020r2 introduced the new Font class to deal with any font that you want to use in your iOS apps. The Constructor method for the class receives the font name (the PostScript one) and the font size.

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Create a “Recent Items” Menu

Published January 5, 2021 by Javier Menendez

It’s helpful and common these days to add a “Recent Items” menu that tracks the last opened files or other recent searches among other things. This blog post will teach you one of the multiple approaches to do this in Xojo.

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Quick Tip: SystemImage, more than 2,400 symbols at your disposal

Published December 17, 2020 by Javier Menendez

With Xojo 2020r2, we’ve given you a really easy way to provide hi-resolution and scalable symbols for use as images in Canvas drawings or as Toolbar…

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2020: A Year of Change

2020: A Year of Change

Published December 16, 2020 by Geoff Perlman

Despite the uncertainty, 2020 has been a terrific year for Xojo by nearly every measure. We will continue to plan and be hopeful for the future and we look forward to seeing you in person at XDC London in October 2021. Best wishes to everyone for a happy and healthy 2021.

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