EgtWPFLib5/EgtOpenFileDialog.xaml

<EgtWPFLib5:EgtCustomWindow x:Class="EgtOpenFileDialog"
                            xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                            xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                            xmlns:EgtWPFLib5="clr-namespace:EgtWPFLib5"
                            Title="{Binding Title}"
                            Style="{DynamicResource {x:Type EgtWPFLib5:EgtCustomWindow}}"
                            WindowStyle="None" ResizeMode="NoResize" TitleBarHeight="30" IsResizable="False"
                            IsMinimizable="False" WindowStartupLocation="CenterScreen" ShowInTaskbar="False"
                            Height="390" Width="300" Topmost="True"
                            DataContext="{Binding RelativeSource={RelativeSource Self}}">

   <EgtWPFLib5:EgtCustomWindow.Resources>
      <EgtWPFLib5:FileNameConverter x:Key="FileNameConverter"/>
   </EgtWPFLib5:EgtCustomWindow.Resources>

   <Grid>
      <Grid.RowDefinitions>
         <RowDefinition Height="5*"/>
         <RowDefinition Height="1*"/>
      </Grid.RowDefinitions>

      <ListBox Grid.Row="0" ItemsSource="{Binding FileList}" Margin="5" Name="FileNameList"
               SelectedItem="{Binding SelectedFile, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}">
         <ListBox.ItemTemplate>
            <DataTemplate>
               <TextBlock Text="{Binding Converter={StaticResource FileNameConverter}}"/>
            </DataTemplate>
         </ListBox.ItemTemplate>
      </ListBox>

      <UniformGrid Columns="2" Grid.Row="1" Margin="0,0,0,5">
         <Button IsDefault="True" Name="OpenBtn"
                 Content="{Binding OpenMsg}" Style="{DynamicResource EgtWPFLib5_InputButton}"/>
         <Button IsCancel="True"
                 Content="{Binding CancelMsg}" Style="{DynamicResource EgtWPFLib5_InputButton}"/>
      </UniformGrid>

   </Grid>

</EgtWPFLib5:EgtCustomWindow>