Graphic chart support is new in Xojo Desktop and Xojo Mobile (iOS) in Xojo 2023r1. The new DesktopChart and MobileChart offer a similar look and behavior to what you find when using Xojo’s WebChart. Let’s review all the things you can do with the new DesktopChart and MobileChart in your Xojo projects.
Category: Raspberry Pi
Posts related to Raspberry Pi development.
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.
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.
Xojo 2022r4 opens the door for running projects on 64-bit Raspberry Pi ARM boards. Console, Desktop and Web are supported.
Starting with Xojo 2022r3 it is possible to create and add tables to PDF documents using Xojo’s PDFTable class and the PDFTableDataSource class interface. Among…
While PDFTable and PDFDataTableSource ease the way to render tables in your PDF documents on Desktop, Web, Raspberry Pi and Console projects (iOS to come!) and are the big new features for PDFDocument in Xojo 2022r3, that’s not all that improved. There are additional features added to PDFDocument you might find helpful such as more control while using PDFForm and improvements to dealing with TOC indexes. Learn more about how to get advantage of these additions!
Xojo has very good graphics support. You can drop images into your project and use them with several controls. You can use the various Paint events to draw your own graphics. And there’s another source of graphics you may not have considered: emojis. Emojis can be used anywhere that text can be used because they are simply Unicode characters. That means they can be used in textfields, buttons, labels, popup menus, listboxes and more.
One of the PDFDocument features added in Xojo 2022r2 is the ability to encrypt PDF files created with Xojo. Continue reading and I will show you how.
The annotations feature on PDFDocument has been significantly extended in the release of Xojo 2022r2. Continue reading to learn about the new annotation types. Currently,…
I know, I know, it’s not the usual thing to do when making presentations, but did you know that it is possible to create presentations using Xojo’s and PDF? If you’re interested in this little experiment, read on and I’ll show you how to do it using Xojo’s PDFDocument.