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WinUI NumberBox Control
If you write business apps, there are a lot of controls for data input: TextBox, CheckBox, ComboBox, DatePicker, ToggleSwitch, TimePicker, RadioButton, Slider, etc. I always wondered why there was no...
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XAML Lightweight styling done right
You can customize the appearance of your apps in many ways by using the XAML framework. Styles let you set control properties and reuse those settings for a consistent appearance across multiple...
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XAML inline RowDefinitions and ColumnDefinitions
In the XAML of WinUI3 apps you can use the inline syntax for creating Rows and Columns inside a Grid. This is a feature which Avalonia had for a long time. It is more compact and works fine as long as...
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Accelerator keys for ContentDialog Buttons
Accelerator keys (or keyboard accelerators) are keyboard shortcuts that improve the usability and accessibility of your Windows applications by providing an intuitive way for users to invoke common...
View ArticleImplement IXmlSerializable in a readonly struct
Xml serialization is really common. For a class this is done automatically, but not for your own struct. The primitive structs from Microsoft (bool, byte, short, int, long, double, decimal, etc.) don’t...
View ArticleFons Sonnemans 2023 Development Tools List
Many years ago Scott Hanselman wrote the famous Scott Hanselman Ultimate Tools List post. In 2019 I wrote my own list, now it is time for an update because there are new tools I use. I'm a Windows App...
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System controls need BasedOn Styling in WinUI
You can customize the appearance of your apps in many ways by using the XAML framework like WPF, UWP, WinUI and MAUI. Styles let you set control properties and reuse those settings for a consistent...
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XAML NumberBox not accepting letters
Last week there was a discussion on X (former Twitter) about the usage of the NumberBox in WinUI apps. Should it accept letter inputs or not. The 'conlusion' was that it should because you can enter...
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Using MVVM Design Pattern in Windows Forms
The MVVM Design Pattern is mainly used in XAML enviroments like WPF, UWP, WinUI, Xamarin Forms and MAUI, because they support databinding between Controls and Models but also between Buttons and...
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C# 13 Params Collections
With the version 17.10.0 Preview 3.0 of Visual Studio Preview you can test some new C# 13 features. In this blog I will explain the params Collection feature as documented in this proposal. To use this...
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