at Microsoft.Maui.Controls.BindableObject.ApplyBindings(Boolean fromBindingContextChanged)
   at Microsoft.Maui.Controls.BindableObject.SetInheritedBindingContext(BindableObject bindable, Object value)
   at Microsoft.Maui.Controls.Element.SetChildInheritedBindingContext(Element child, Object context)
   at Microsoft.Maui.Controls.TemplatedPage.SetChildInheritedBindingContext(Element child, Object context)
   at Microsoft.Maui.Controls.Element.SetLogicalChildBindingContext(BindableObject child, Object bc)
   at Microsoft.Maui.Controls.BindableObjectExtensions.PropagateBindingContext[T](BindableObject self, IEnumerable`1 children, Action`2 setChildBindingContext)
   at Microsoft.Maui.Controls.Element.OnBindingContextChanged()
   at Microsoft.Maui.Controls.VisualElement.OnBindingContextChanged()
   at Microsoft.Maui.Controls.Page.OnBindingContextChanged()
   at Microsoft.Maui.Controls.ContentPage.OnBindingContextChanged()
   at Microsoft.Maui.Controls.BindableObject.BindingContextPropertyChanged(BindableObject bindable, Object oldvalue, Object newvalue)
   at Microsoft.Maui.Controls.BindableObject.OnBindablePropertySet(BindableProperty property, Object original, Object value, Boolean didChange, Boolean willFirePropertyChanged)
   at Microsoft.Maui.Controls.Element.OnBindablePropertySet(BindableProperty property, Object original, Object value, Boolean changed, Boolean willFirePropertyChanged)
   at Microsoft.Maui.Controls.BindableObject.SetValueActual(BindableProperty property, BindablePropertyContext context, Object value, Boolean currentlyApplying, SetValueFlags attributes, SetterSpecificity specificity, Boolean silent)
   at Microsoft.Maui.Controls.BindableObject.SetValueCore(BindableProperty property, Object value, SetValueFlags attributes, SetValuePrivateFlags privateAttributes, SetterSpecificity specificity)
   at Microsoft.Maui.Controls.BindableObject.SetValue(BindableProperty property, Object value)
   at Microsoft.Maui.Controls.BindableObject.set_BindingContext(Object value)

<Style TargetType="telerik:DataGridGroupingPanel">
    <Setter Property="BackgroundColor" Value="Red"/>
    <Setter Property="HeaderText" Value="Hello to group"/>
    <Setter Property="CornerRadius" Value="10"/>
    <Setter Property="BorderThickness" Value="2"/>
    <Setter Property="BorderColor" Value="Blue"/>
</Style>

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage
    x:Class="Toolbar.MainPage"
    xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
    xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
    xmlns:local="clr-namespace:Toolbar"
    xmlns:telerik="http://schemas.telerik.com/2022/xaml/maui"
    x:DataType="local:MainPageViewModel">

    <ContentPage.Resources>
        <ResourceDictionary>
            <Style
                x:Key="ActionMenuButtonToolbarItemViewBaseStyle"
                ApplyToDerivedTypes="True"
                TargetType="telerik:ButtonToolbarItemView">
                <Setter Property="DisplayOptions" Value="Text" />
                <Setter Property="TextColor" Value="White" />
                <Setter Property="FontFamily" Value="{x:Static telerik:TelerikFont.Name}" />
                <Setter Property="FontSize" Value="16" />
                <Setter Property="ToolTipProperties.Text" Value="click to change count" />
            </Style>

        </ResourceDictionary>
    </ContentPage.Resources>
    <ScrollView>
        <VerticalStackLayout Padding="30,0" Spacing="25">
            <telerik:RadToolbar x:Name="toolbarButtons" AutomationId="toolbarButtons">
                <telerik:ButtonToolbarItem
                    Command="{Binding ButtonClickedCommand}"
                    Style="{StaticResource ActionMenuButtonToolbarItemViewBaseStyle}"
                    Text="{x:Static telerik:TelerikFont.IconUpOpen}" />
            </telerik:RadToolbar>
        </VerticalStackLayout>
    </ScrollView>

</ContentPage>