.NET MAUI BorderLessEntry for all platforms

#maui #xamarinforms #xamarin

First Create a Class with BorderlessEntry and add the below code

public class BorderlessEntry: Entry

{
}

Next in the MauiProgram.cs file add the below line of code

public static MauiApp CreateMauiApp()

    {

        var builder = MauiApp.CreateBuilder();

        builder

            .UseMauiApp<App>()

            .ConfigureFonts(fonts =>

            {

                fonts.AddFont("OpenSans-Regular.ttf", "OpenSansRegular");

                fonts.AddFont("OpenSans-Semibold.ttf", "OpenSansSemibold");

            });

    Microsoft.Maui.Handlers.EntryHandler.Mapper.AppendToMapping("Borderless",(handler,view) =&gt;
    {
        if(view is BorderlessEntry)
        {

if ANDROID

           handler.PlatformView.Background=null;

           handler.PlatformView.SetBackgroundColor(Android.Graphics.Color.Transparent);

elif IOS || MACCATALYST

                handler.PlatformView.BackgroundColor = UIKit.UIColor.Clear;

                handler.PlatformView.Layer.BorderWidth= 0;

                handler.PlatformView.BorderStyle = UIKit.UITextBorderStyle.None;

elif WINDOWS

                 handler.PlatformView.BorderThickness= new Microsoft.UI.Xaml.Thickness(0);

endif

            }

    });
    return builder.Build();
}

final in Solution Explore open Platforms/Windows/App. Xaml and add the below line of code

<maui: MauiWinUIApplication.Resources> <Thickness x:Key="TextControlBorderThemeThickness">0</Thickness> <Thickness x:Key="TextControlBorderThemeThicknessFocused">0</Thickness> </maui: MauiWinUIApplication.Resources>

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