Binding to static property

Cover Image for Binding to static property
Matheus Mello
Matheus Mello
published a few days ago. updated a few hours ago

๐Ÿ”Œโšก๏ธ๐Ÿ’ก Blog Post: Binding to Static Property Made Easy! ๐Ÿ’กโšก๏ธ๐Ÿ”Œ

๐Ÿ‘‹ Hey there, tech enthusiasts! Have you ever encountered difficulties when trying to bind a simple static property to a TextBox? ๐Ÿค” Don't you worry, because I'm here to provide you with easy solutions! Let's dive right in! ๐ŸŠโ€โ™‚๏ธ

๐Ÿ’ฅ The Problem: ๐Ÿ’ฅ

So, you've got this class called VersionManager with a static property called FilterString. But when you try to bind it to a TextBox in your XAML, things go haywire, and you're left scratching your head. ๐Ÿ˜ต

๐Ÿ‘€ The Code: ๐Ÿ‘€

Here's the code snippet you're struggling with:

public class VersionManager
{
    private static string filterString;

    public static string FilterString
    {
        get { return filterString; }
        set { filterString = value; }
    }
}
<TextBox>
    <TextBox.Text>
        <Binding Source="{x:Static local:VersionManager.FilterString}"/>
    </TextBox.Text>
</TextBox>

๐Ÿ”ฅ The Exception: ๐Ÿ”ฅ

At runtime, you receive this pesky exception message:

Cannot convert the value in attribute 'Source' to object of type 'System.Windows.Markup.StaticExtension'. Error at object 'System.Windows.Data.Binding' in markup file 'BurnDisk;component/selectversionpagefunction.xaml' Line 57 Position 29.

๐ŸŽฏ The Solution: ๐ŸŽฏ

Fear not, for the solution is near! ๐Ÿ˜‰ To successfully bind to a static property, we need to use a slightly different syntax. Simply modify your XAML code like this:

<TextBox Text="{Binding Source={x:Static local:VersionManager.FilterString}}"/>

That's it! Save, compile, and run your code again. ๐Ÿƒโ€โ™‚๏ธ Now, your static property will be correctly bound to the TextBox! ๐ŸŽ‰

๐Ÿ“ฃ Call-to-Action: ๐Ÿ“ฃ

I hope this blog post has helped you resolve your static property binding issue! If you have any questions or other topics you'd like me to cover, leave a comment below. Let's keep the discussion going! ๐Ÿ’ฌ๐Ÿš€

P.S. Don't forget to share this post with your fellow devs who might find it useful! Sharing is caring! โค๏ธ๐Ÿ‘จโ€๐Ÿ’ป๐Ÿ‘ฉโ€๐Ÿ’ป

Keep coding and stay curious! ๐Ÿค“โœจ

Image Credit: Unsplash


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