<CheckBox Uid="checkbox1" Name="checkbox1" Checked="CheckBox_Checked" Unchecked="CheckBox_UnChecked"  IsChecked="{Binding ElementName=button,Path=IsChecked}">
                                <Image

                Source="{Binding Path=UriSource}"

                Stretch="Fill"

                Width="100" Height="120"

               />
                            </CheckBox>
<ToggleButton x:Name="button" Content="Select/Unselect" Click="ToggleButton_Click" HorizontalAlignment="Left" Margin="54,545,0,0" VerticalAlignment="Top" Width="115" Height="57" RenderTransformOrigin="0.986,1.365" />