小编Joh*_*nks的帖子

我将DataGrid绑定到自定义对象的ObservableCollection.间歇地,我得到(可能是2行或3行),像nubbie对象(大约可能有4个像素宽,行的高度)的按钮出现在左边缘,导致列略微缩进,以便他们不要排队.我不认为这些行有什么特别之处,因为如果我将网格重新绑定到相同的对象,那么这些小节可能根本不会发生或者可能出现在不同的行上.

我正在使用一些自定义样式,我的第一列是DataTemplate,所以我在下面包含了以防万一有人可以在其中看到可能导致我的问题的任何内容.我有点难过......

<DataGrid  Style="{DynamicResource WPFDataGridStyle}" Background="White" BorderBrush="LightGray" FontSize="13"
        CanUserReorderColumns="True" HorizontalGridLinesBrush="#FFEFEFEF" VerticalGridLinesBrush="#FFEFEFEF" HeadersVisibility="Column" 
        AlternatingRowBackground="#FFF4F4F4" CanUserResizeRows="False" SelectionMode="Single" AutoGenerateColumns="False" 
        CanUserAddRows="False" CanUserDeleteRows="False" CanUserSortColumns="True" FrozenColumnCount="3"
        ItemsSource="{Binding VM.FilteredSteamJobs,Mode=TwoWay,Source={StaticResource VM}}" 
        SelectedItem="{Binding VM.SelectedJob,Mode=TwoWay,Source={StaticResource VM}}"
        Visibility="{Binding VM.IsScheduleLoaded,Mode=OneWay,Source={StaticResource VM},Converter={StaticResource BoolToVisConv}}"  >
    <DataGrid.Resources>
        <SolidColorBrush x:Key="{x:Static SystemColors.HighlightBrushKey}" Color="#AAA7CDF0"/>
        <SolidColorBrush x:Key="{x:Static SystemColors.ControlBrushKey}" Color="#AAA7CDF0"/>
        <SolidColorBrush x:Key="{x:Static SystemColors.HighlightTextBrushKey}" Color="Black"/>
        <SolidColorBrush x:Key="{x:Static SystemColors.ControlTextBrushKey}" Color="Black"/>

        <Style x:Key="WPFDataGridStyle" TargetType="{x:Type DataGrid}" BasedOn="{StaticResource {x:Type DataGrid}}">
            <Setter Property="ColumnHeaderStyle" Value="{DynamicResource ColumnHeaderStyle1}"/>
            <Setter Property="CellStyle" Value="{DynamicResource CellStyle1}"/>
        </Style>

        <Style x:Key="ColumnHeaderStyle1" TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
            <Setter Property="Height" Value="25"/>
            <Setter Property="Background">
                <Setter.Value>
                    <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0">
                        <GradientStop …