CheckBox in GridView

Hi,

I have a Gridview(Windows From) with CheckBox Column and i have one TextBox outside the Gridview.When user enter the number in TextBox as 2 the Second Row of Gridview CheckBox should be CHECKED.
The followind is my .xaml code
 <ListView  ItemContainerStyle="{StaticResource CustomListViewItemStyle}" AlternationCount="2" BorderBrush="Black" BorderThickness="1" Name="listviewRePrintDetails" ItemsSource="{Binding}" Background="WhiteSmoke"  Margin="0,0,350,5" Grid.ColumnSpan="3">
                            <ListView.View>
                                <GridView >

                                    <GridViewColumn Width="50" >
                                        <HeaderedContentControl >
                                            <CheckBox IsChecked="{Binding Path=Value}" HorizontalContentAlignment="Right" HorizontalAlignment="Right" IsThreeState="False"></CheckBox>
                                        </HeaderedContentControl>
                                        <GridViewColumn.CellTemplate >

                                            <DataTemplate >
                                                <CheckBox VerticalAlignment="Center" HorizontalAlignment="Center"  IsChecked="{Binding Path=Value}"  Width=" 25" IsThreeState="False"></CheckBox>
                                            </DataTemplate> 

                                        </GridViewColumn.CellTemplate>
                                    </GridViewColumn>

Syed Shakeer Hussain