<Window x:Class="WpfApp5.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:sys="clr-namespace:System;assembly=mscorlib"
        xmlns:local="clr-namespace:WpfApp5"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525">
    <Window.Resources>
        <local:ProcentConverter x:Key="ProcentConverter"/>

        <DataTemplate DataType="{x:Type sys:Int32}" x:Key="NumberTemplate">
            <Grid MinWidth="50" MinHeight="20" >
                <TextBlock Text="{Binding}" Margin="2"
                           HorizontalAlignment="Right" VerticalAlignment="Center"/>
            </Grid>
        </DataTemplate>

        <DataTemplate DataType="{x:Type sys:Int32}" x:Key="ChartTemplate">
            <Grid MinWidth="50" MinHeight="20" >
                <Border Background="LightGreen" RenderTransformOrigin="0,0">
                    <Border.RenderTransform>
                        <ScaleTransform CenterX="0" ScaleX="{Binding Converter={StaticResource ProcentConverter}}"/>
                    </Border.RenderTransform>
                </Border>
                <TextBlock Text="{Binding}" HorizontalAlignment="Center" VerticalAlignment="Center" />
            </Grid>
        </DataTemplate>

    </Window.Resources>
    <Window.ContentTemplate>
        <DataTemplate>
            <Grid>
                <Grid.RowDefinitions>
                    <RowDefinition Height="Auto"/>
                    <RowDefinition Height="*"/>
                </Grid.RowDefinitions>


                <StackPanel Grid.Row="0" Orientation="Horizontal">
                    <RadioButton Content="Number" Name="PART_Number" IsChecked="True"/>
                    <RadioButton Content="ProgressBar" />
                </StackPanel>

                <DataGrid Grid.Row="1" x:Name="PART_DataGrid">
                    <DataGrid.Columns>
                        <local:TemplateGridColumn Binding="{Binding Cells[0]}" />
                        <local:TemplateGridColumn Binding="{Binding Cells[1]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[2]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[3]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[4]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[5]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[6]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[7]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[8]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[9]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[10]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[11]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[12]}"/>
                        <local:TemplateGridColumn Binding="{Binding Cells[13]}"/>
                    </DataGrid.Columns>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                    <local:RowViewModel/>
                </DataGrid>
            </Grid>
            <DataTemplate.Triggers>
                <Trigger SourceName="PART_Number" Property="IsChecked" Value="True">
                    <Setter TargetName="PART_DataGrid" Property="ItemTemplate" Value="{StaticResource NumberTemplate}"/>
                </Trigger>
                <Trigger SourceName="PART_Number" Property="IsChecked" Value="False">
                    <Setter TargetName="PART_DataGrid" Property="ItemTemplate" Value="{StaticResource ChartTemplate}"/>
                </Trigger>
            </DataTemplate.Triggers>
        </DataTemplate>
    </Window.ContentTemplate>
</Window>

using System;
using System.Globalization;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;

namespace WpfApp5
{
    public class ProcentConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null) return 0;
            return (double)value / 100.0;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return (double)value * 100.0;
        }
    }

    public class RowViewModel
    {
        private static readonly Random _rnd = new Random();
        public RowViewModel()
        {
            Cells = Enumerable.Range(0, 100).Select(p => (double)_rnd.Next(0, 100)).ToArray();
        }

        public double[] Cells { get; }
    }


    public class TemplateGridColumn : DataGridBoundColumn
    {
        public DataGrid DataGrid => DataGridOwner;

        public DataTemplateSelector TemplateSelector
        {
            get { return (DataTemplateSelector)GetValue(TemplateSelectorProperty); }
            set { SetValue(TemplateSelectorProperty, value); }
        }
        public static readonly DependencyProperty TemplateSelectorProperty =
            DependencyProperty.Register("TemplateSelector", typeof(DataTemplateSelector), typeof(TemplateGridColumn), new PropertyMetadata(null));


        public DataTemplate Template
        {
            get { return (DataTemplate)GetValue(TemplateProperty); }
            set { SetValue(TemplateProperty, value); }
        }
        public static readonly DependencyProperty TemplateProperty =
            DependencyProperty.Register("Template", typeof(DataTemplate), typeof(TemplateGridColumn), new PropertyMetadata(null));



        public static DataTemplate GetCellTemplate(DependencyObject obj)
        {
            return (DataTemplate)obj.GetValue(CellTemplateProperty);
        }

        public static void SetCellTemplate(DependencyObject obj, DataTemplate value)
        {
            obj.SetValue(CellTemplateProperty, value);
        }

        // Using a DependencyProperty as the backing store for CellTemplate.  This enables animation, styling, binding, etc...
        public static readonly DependencyProperty CellTemplateProperty =
            DependencyProperty.RegisterAttached("CellTemplate", typeof(DataTemplate), typeof(TemplateGridColumn), new PropertyMetadata(null));



        protected override FrameworkElement GenerateEditingElement(DataGridCell cell, object dataItem)
        {
            var presenter = new ContentPresenter()
            {
                HorizontalAlignment = HorizontalAlignment.Stretch,
                VerticalAlignment = VerticalAlignment.Stretch
            };

            BindingOperations.SetBinding(presenter, ContentPresenter.ContentProperty, Binding);
            presenter.SetBinding(ContentPresenter.ContentTemplateProperty, new Binding(nameof(DataGrid.ItemTemplate)) { Source = DataGridOwner });
            //presenter.SetBinding(ContentPresenter.ContentTemplateSelectorProperty, new Binding(nameof(TemplateSelector)) { Source = this });
            
            return presenter;
        }

        protected override FrameworkElement GenerateElement(DataGridCell cell, object dataItem)
        {
            var presenter = new ContentPresenter();
            BindingOperations.SetBinding(presenter, ContentPresenter.ContentProperty, Binding);
            presenter.SetBinding(ContentPresenter.ContentTemplateProperty, new Binding(nameof(DataGrid.ItemTemplate)) { Source = DataGridOwner });
            //presenter.SetBinding(ContentPresenter.ContentTemplateSelectorProperty, new Binding(nameof(TemplateSelector)) { Source = this });
            return presenter;
        }
    }
}

using System;
using System.Collections.ObjectModel;
using System.Globalization;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Threading;

namespace WpfApp5
{
    #region ViewModel
    public class MainModel
    {
        public ObservableCollection<RowViewModel> Rows { get; } 
            = new ObservableCollection<RowViewModel>(Enumerable.Range(0, 100).Select(p => new RowViewModel()));
    }

    public class RowViewModel
    {
        private static readonly Random _rnd = new Random();
        public RowViewModel()
        {
            Cells = Enumerable.Range(0, 100).Select(p => (double)_rnd.Next(0, 100)).ToArray();
        }

        public double[] Cells { get; }
    }
    #endregion

    #region Util classes
    public class ColumnGenerator
    {
        public static bool GetGenerateColumns(DependencyObject obj) { return (bool)obj.GetValue(GenerateColumnsProperty); }
        public static void SetGenerateColumns(DependencyObject obj, bool value) { obj.SetValue(GenerateColumnsProperty, value); }
        public static readonly DependencyProperty GenerateColumnsProperty =
            DependencyProperty.RegisterAttached("GenerateColumns", typeof(bool), typeof(ColumnGenerator), new PropertyMetadata(false, OnPropertyChanged));

        private static void OnPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            if ((bool)e.NewValue)
            {
                var dataGrid = (DataGrid)d;
                GenerateColumns(dataGrid);
            }
        }

        private static void GenerateColumns(DataGrid dataGrid)
        {
            dataGrid.Columns.Clear();
            for (var i = 0; i < 100; i++)
            {
                var column = new TemplateGridColumn() { Binding = new Binding($"Cells[{i}]") { Mode = BindingMode.TwoWay }, };
                dataGrid.Columns.Add(column);
            }
        }
    }

    public class MultiplyConverter : IValueConverter
    {
        public double Multiply { set; get; }
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null) return 0;
            return (double)value * Multiply;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return (double)value * Multiply;
        }
    }
    #endregion
    
    public class TemplateGridColumn : DataGridBoundColumn
    {
        protected override FrameworkElement GenerateEditingElement(DataGridCell cell, object dataItem)
        {
            var textBox = new TextBox();
            BindingOperations.SetBinding(textBox, TextBox.TextProperty, Binding);
            Dispatcher.BeginInvoke(new DispatcherOperationCallback(arg =>
            {
                var txt = (TextBox)arg;
                txt.Focus();
                txt.Select(textBox.Text.Length, 0);
                return null;
            }), DispatcherPriority.Input, textBox);
            return textBox;
        }

        protected override FrameworkElement GenerateElement(DataGridCell cell, object dataItem)
        {
            var presenter = new ContentPresenter();
            BindingOperations.SetBinding(presenter, ContentPresenter.ContentProperty, Binding);
            presenter.SetBinding(ContentPresenter.ContentTemplateProperty, new Binding(nameof(DataGrid.ItemTemplate)) { Source = DataGridOwner });
            return presenter;
        }
    }
}

<Window x:Class="WpfApp5.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:sys="clr-namespace:System;assembly=mscorlib"
        xmlns:local="clr-namespace:WpfApp5"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525">
    <Window.Content>
        <local:MainModel/>
    </Window.Content>
    <Window.Resources>

        <local:MultiplyConverter x:Key="MultiplyConverter" Multiply="0.01"/>

        <DataTemplate DataType="{x:Type sys:Int32}" x:Key="NumberTemplate">
            <Grid MinWidth="50" MinHeight="20" >
                <TextBlock Text="{Binding}" Margin="2"
                           HorizontalAlignment="Right" VerticalAlignment="Center"/>
            </Grid>
        </DataTemplate>

        <DataTemplate DataType="{x:Type sys:Int32}" x:Key="ChartTemplate">
            <Grid MinWidth="50" MinHeight="20" >
                <Border Background="LightGreen" RenderTransformOrigin="0,0">
                    <Border.RenderTransform>
                        <ScaleTransform CenterX="0" ScaleX="{Binding Converter={StaticResource MultiplyConverter}}"/>
                    </Border.RenderTransform>
                </Border>
                <TextBlock Text="{Binding}" HorizontalAlignment="Center" VerticalAlignment="Center" />
            </Grid>
        </DataTemplate>

    </Window.Resources>
    <Window.ContentTemplate>
        <DataTemplate>
            <Grid>
                <Grid.RowDefinitions>
                    <RowDefinition Height="Auto"/>
                    <RowDefinition Height="*"/>
                </Grid.RowDefinitions>

                <StackPanel Grid.Row="0" Orientation="Horizontal">
                    <RadioButton Content="Number" Name="PART_Number" IsChecked="True" Margin="3"/>
                    <RadioButton Content="ProgressBar" Margin="3"/>
                </StackPanel>
                <DataGrid Grid.Row="1" x:Name="PART_DataGrid" 
                          ItemsSource="{Binding Rows}" 
                          AutoGenerateColumns="False"
                          local:ColumnGenerator.GenerateColumns="True"
                          SelectionMode="Single" SelectionUnit="Cell"
                          EnableColumnVirtualization="True"
                          EnableRowVirtualization="True">
                </DataGrid>
            </Grid>

            <DataTemplate.Triggers>
                <Trigger SourceName="PART_Number" Property="IsChecked" Value="True">
                    <Setter TargetName="PART_DataGrid" Property="ItemTemplate" Value="{StaticResource NumberTemplate}"/>
                </Trigger>
                <Trigger SourceName="PART_Number" Property="IsChecked" Value="False">
                    <Setter TargetName="PART_DataGrid" Property="ItemTemplate" Value="{StaticResource ChartTemplate}"/>
                </Trigger>
            </DataTemplate.Triggers>
        </DataTemplate>
    </Window.ContentTemplate>
</Window>