前台代码

<DataGrid Name="gv_GetWork" AutoGenerateColumns="False" CanUserSortColumns="False" CanUserAddRows="False" Margin="5">
<!--鼠标经过事件-->
<DataGrid.RowStyle>
<Style TargetType="DataGridRow">
<Style.Triggers>
<Trigger Property="IsMouseOver" Value="True">
<Setter Property="Background" Value="LightGray"/>
<Setter Property="Foreground" Value="White"/>

</Trigger>
</Style.Triggers>
</Style>
</DataGrid.RowStyle>
<!--鼠标选中事件-->
<DataGrid.CellStyle>
<Style TargetType="DataGridCell">
<Style.Triggers>
<Trigger Property="IsSelected" Value="True">
<Setter Property="Background" Value="SeaGreen"/>
</Trigger>
</Style.Triggers>
</Style>
</DataGrid.CellStyle>
<DataGrid.ColumnHeaderStyle>
<Style TargetType="DataGridColumnHeader">
<Setter Property="HorizontalContentAlignment" Value="Center"></Setter>
</Style>
</DataGrid.ColumnHeaderStyle>
<DataGrid.Columns>
<DataGridTemplateColumn Width="60" Header="选择">
<DataGridTemplateColumn.CellTemplate>
<DataTemplate>
<CheckBox Click="CheckBox_Click" Tag="{Binding id}" HorizontalAlignment="Center" />
</DataTemplate>
</DataGridTemplateColumn.CellTemplate>
</DataGridTemplateColumn>
<DataGridTextColumn Header="编号" Width="50" Binding="{Binding id}" />
<DataGridTextColumn Header="条码" Width="180" Binding="{Binding gtin}" />
<DataGridTextColumn Header="类型" Width="180" Binding="{Binding type_name}" />
<DataGridTextColumn Header="名称" Width="200" Binding="{Binding name}"/>
<DataGridTextColumn Header="创建时间" Width="180" Binding="{Binding create_time}"/>
</DataGrid.Columns>
</DataGrid>

后台代码
dbHelper.WebService_DbHelperSoapClient db = new dbHelper.WebService_DbHelperSoapClient();

        private void GetData()

        {

            dataGrid1.ItemsSource = db.GetAdminData().DefaultView;

        }

        List<int> selectID = new List<int>();

        private void CheckBox_Click(object sender, RoutedEventArgs e)

        {

            CheckBox cb = sender as CheckBox;

            int id = Convert.ToInt32(cb.Tag);

            var isSelected = cb.IsChecked;

            if (isSelected == true)

            {

                selectID.Add(id);

            }

            else

            {

                selectID.Remove(id);

            }

        }

        private void btn_Get_Click(object sender, RoutedEventArgs e)

        {

            foreach (int id in selectID)

            {

                MessageBox.Show(id.ToString());

            }

        }

        private void Button_Click(object sender, RoutedEventArgs e)

        {

            foreach (DataGridColumn dgc in dataGrid1.Columns)

            { 

            }

        }