<Window x:Class="WpfApp58.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:local="clr-namespace:WpfApp58"
mc:Ignorable="d"
Title="MainWindow" Height="450" Width="800">
<Window.Resources>
<Style TargetType="{x:Type MenuItem}" x:Key="miStyle">
<Setter Property="FontSize" Value="20"/>
<Setter Property="Foreground" Value="Blue"/>
<Style.Triggers>
<Trigger Property="IsMouseOver" Value="True">
<Setter Property="FontSize" Value="50"/>
<Setter Property="Foreground" Value="Red"/>
</Trigger>
</Style.Triggers>
</Style>
<Style TargetType="{x:Type MenuItem}" x:Key="miStyle2">
<Setter Property="FontSize" Value="20"/>
<Setter Property="Foreground" Value="Blue"/>
<Style.Triggers>
<Trigger Property="IsMouseOver" Value="True">
<Setter Property="FontSize" Value="50"/>
<Setter Property="Foreground" Value="Green"/>
</Trigger>
</Style.Triggers>
</Style>
</Window.Resources>
<Grid>
<Grid.RowDefinitions>
<RowDefinition Height="50"/>
<RowDefinition/>
<RowDefinition Height="50"/>
</Grid.RowDefinitions>
<DataGrid Grid.Row="1" ItemsSource="{Binding BooksCollection,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}"
VerticalAlignment="Stretch" HorizontalAlignment="Stretch" BorderBrush="Blue"
BorderThickness="3">
<DataGrid.ContextMenu>
<ContextMenu>
<ContextMenu.ItemContainerStyle>
<Style TargetType="{x:Type MenuItem}" BasedOn="{StaticResource miStyle}"/>
</ContextMenu.ItemContainerStyle>
<MenuItem Header="Export Single" />
<MenuItem Header="Export Multiple" Style="{StaticResource miStyle2}"/>
<MenuItem Header="Copy"/>
</ContextMenu>
</DataGrid.ContextMenu>
</DataGrid>
</Grid>
</Window>
