How to Equally space menu items of BottomNavigationView in Android Tab?

Hello,

To achieve equally spaced menu items in a .NET MAUI Shell project, you can follow these steps:

Custom Renderers:

Create a custom renderer for the Shell tabs. This allows you to control the appearance and behavior of the tab layout.

You’ll need to create a platform-specific implementation file (e.g., CustomShellRenderer.cs).

Customize Tab Layout:

Override the CreateTabLayoutAppearanceTracker method in your custom renderer.

Implement your own logic to evenly space the tabs within the tab bar.

Example Code:

Here’s a simplified example of how you might structure your custom renderer

// CustomShellRenderer.cs (Android platform-specific)
using Android.Content;
using Microsoft.Maui.Controls;
using Microsoft.Maui.Controls.Compatibility.Platform.Android;
using YourAppNamespace.Platforms.Android;

public class CustomShellRenderer : ShellRenderer
{
    public CustomShellRenderer(Context context) : base(context)
    {
    }

    protected override IShellTabLayoutAppearanceTracker CreateTabLayoutAppearanceTracker(ShellSection shellSection)
    {
        return new MyTabLayoutAppearanceTracker(this);
    }
}

Implement Appearance Tracker:

In your custom appearance tracker (MyTabLayoutAppearanceTracker), adjust the tab widths as needed.

You can calculate the width based on the number of tabs and the available screen width.Remember to adapt the code snippets to your specific project and customize the appearance as desired.
https://stackoverflow.com/questions/76376374/net-maui-align-shell-tabsOfficial Site
Hope this will help you.
Best regards,
Thomas Smith

Hello,

I find you have opened an issue in the MAUI GitHub:Not able to equally space menu items of BottomNavigationView using Shell in Android Tablets #23606

Please track on this issue in the MAUI GitHub repo.

I tried to set the visibility mode to LabelVisibilityLabeled in the shell custom render, this issue still existed.

Best Regards,

Leon Lu

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