Table.xaml

<UserControl x:Class="SpecWpfMash.Table"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:SpecWpfMash"
             xmlns:system="clr-namespace:System;assembly=System.Runtime"
             xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
             TextElement.Foreground="{DynamicResource MaterialDesignBody}"
             TextElement.FontWeight="Medium"
             FontFamily="{materialDesign:MaterialDesignFont}"
             Background="White"
             mc:Ignorable="d" 
          >
    
    <UserControl.DataContext>
        <local:TableViewModel/>
    </UserControl.DataContext>
    <UserControl.Resources>
        <ResourceDictionary>
            <ObjectDataProvider x:Key="enumTypes"
                                            MethodName="GetValues" ObjectType="{x:Type system:Enum}">
                <ObjectDataProvider.MethodParameters>
                    <x:Type TypeName="local:enumTypes"/>
                </ObjectDataProvider.MethodParameters>
            </ObjectDataProvider>
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="pack://application:,,,/MaterialDesignThemes.Wpf;component/Themes/MaterialDesignTheme.Light.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MaterialDesignThemes.Wpf;component/Themes/MaterialDesignTheme.Defaults.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MaterialDesignColors;component/Themes/Recommended/Primary/MaterialDesignColor.Indigo.xaml" />
                <ResourceDictionary Source="pack://application:,,,/MaterialDesignColors;component/Themes/Recommended/Accent/MaterialDesignColor.DeepPurple.xaml" />
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </UserControl.Resources>

    <Grid HorizontalAlignment="Stretch">
        <StackPanel>
            <TextBlock FontSize="64" Padding="0,9,0,0" Margin="30,0,0,0">Table</TextBlock>
            <DataGrid
              
            ItemsSource="{Binding ResultDatas}" 
            CanUserSortColumns="True"
            CanUserAddRows="False"
            AutoGenerateColumns="False"
            materialDesign:DataGridAssist.CellPadding="13 8 8 8"
            materialDesign:DataGridAssist.ColumnHeaderPadding="8" Margin="15,30,15,100" HorizontalAlignment="Stretch">
                <DataGrid.Columns>
                    <!-- use custom combo box column to get better combos. Use ItemsSourceBinding as your binding template to be applied to each combo -->
                    <!--DataGridCheckBoxColumn
                     Binding="{Binding IsSelected}"
                     ElementStyle="{StaticResource MaterialDesignDataGridCheckBoxColumnStyle}"
                     EditingElementStyle="{StaticResource MaterialDesignDataGridCheckBoxColumnEditingStyle}">
                    <DataGridCheckBoxColumn.Header>
                        
                        <Border
                              Background="Transparent"
                          Padding="6 0 6 0"
                            HorizontalAlignment="Center">
                            <CheckBox
                                 HorizontalAlignment="Center"
                                 DataContext="{Binding RelativeSource={RelativeSource AncestorType={x:Type DataGrid}}, Path=DataContext}"
                                    IsChecked="{Binding IsAllItems3Selected}" />
                        </Border>
                    </DataGridCheckBoxColumn.Header>
                    </DataGridCheckBoxColumn-->
                    <DataGridTextColumn
                     Binding="{Binding No}"
                     Header="No."
                     EditingElementStyle="{StaticResource MaterialDesignDataGridTextColumnEditingStyle}" />
                    <!-- if you want to use the pop up style (MaterialDesignDataGridTextColumnPopupEditingStyle), you must use MaterialDataGridTextColumn -->
                    <materialDesign:DataGridTextColumn
                    Binding="{Binding ItemA}"
                    Header="Item A"
                     MaxLength="25"
                    IsReadOnly="True" />
                    <materialDesign:DataGridTextColumn
                    Binding="{Binding ItemB}"
                    Header="Item B"
                    />
                    <materialDesign:DataGridComboBoxColumn
                    Header="CustomEnumType" SelectedItemBinding="{Binding enumType}" 
                    ItemsSource="{Binding Source={StaticResource enumTypes}}"
                     />
                </DataGrid.Columns>
            </DataGrid>
        </StackPanel>

        <!--DataGrid
             Margin="0 8 0 0"
             ItemsSource="{Binding Items3}"
             CanUserSortColumns="True"
             CanUserAddRows="False"
             materialDesign:DataGridAssist.CellPadding="4 2 2 2"
             materialDesign:DataGridAssist.ColumnHeaderPadding="4 2 2 2" /-->
    </Grid>
</UserControl>