Как вытащить данные из listView SelectedItem?

<ListView MouseDoubleClick="listView_MouseDoubleClick" Name="listView" HorizontalAlignment="Left" Height="449" Margin="10,10,0,0" Grid.Row="1" VerticalAlignment="Top" Width="972">
            <ListView.View>
                <GridView>
                    <GridViewColumn Header="Name" Width="300" DisplayMemberBinding="{Binding Name}"/>
                    <GridViewColumn Header="Type" Width="300" DisplayMemberBinding="{Binding Type}"/>
                    <GridViewColumn Header="Date" Width="300" DisplayMemberBinding="{Binding Date}"/>
                </GridView>
            </ListView.View>
        </ListView>