为WPF版的GridControl控件添加行序号功能

废话不多数，先上效果图和代码：

包装GridControl控件

cs

using DevExpress.Xpf.Data;
using DevExpress.Xpf.Grid;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace WPFDemo
{
    /// <summary>
    /// PageGridControl.xaml 的交互逻辑
    /// </summary>
    public partial class UCGridControl : GridControl
    {
        private Visibility showOrderNum = Visibility.Collapsed;
        /// <summary>
        /// 是否显示序号
        /// </summary>
        public Visibility ShowOrderNum
        {
            get
            {
                return showOrderNum;
            }
            set
            {
                showOrderNum = value;
                if (value == Visibility.Visible)
                {
                    tbv.IndicatorWidth = ;
                    var dt = this.FindResource("DataTemplate1") as DataTemplate;
                    if (dt != null)
                        tbv.RowIndicatorContentTemplate = dt;
                }
            }
        }
        /// <summary>
        /// 序号列宽度
        /// </summary>
        public double OrderNumWidth
        {
            get
            {
                return tbv.IndicatorWidth;
            }
            set
            {
                tbv.IndicatorWidth = value;
            }
        }

        public UCGridControl()
        {
            InitializeComponent();

        }
    }

    /// <summary>
    /// 行序号转换器
    /// </summary>
    public class RowOrderNumConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            var rowHandle = value as RowHandle;
            if (rowHandle != null)
            {
                int num = rowHandle.Value;
                return (num + );
            }
            return "";
        }
        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            return ;
        }
    }
}

xmal

<dxg:GridControl x:Class="WPFDemo.UCGridControl"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:local="clr-namespace:WPFDemo"
             xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid"
             xmlns:dxgt="http://schemas.devexpress.com/winfx/2008/xaml/grid/themekeys"
             xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors"
             x:Name="uc"
             mc:Ignorable="d"
             d:DesignHeight="300" d:DesignWidth="300">
    <dxg:GridControl.Resources>
        <local:RowOrderNumConverter x:Key="RowOrderNumConverter"/>
        <DataTemplate x:Key="DataTemplate1">
            <Border x:Name="errorIndicatorBorder" Background="Transparent">
                <Grid>
                    <TextBlock x:Name="txtOrderNum"  TextAlignment="Center"  Text="{Binding RowHandle,Converter={StaticResource RowOrderNumConverter}}"  Visibility="{Binding ShowOrderNum, ElementName=uc}" />
                    <ContentPresenter x:Name="iconPresenter">
                        <ContentPresenter.ContentTemplate>
                            <DataTemplate>
                                <Grid/>
                            </DataTemplate>
                        </ContentPresenter.ContentTemplate>
                    </ContentPresenter>
                </Grid>
            </Border>
            <DataTemplate.Triggers>
                <DataTrigger Binding="{Binding IndicatorState}" Value="Focused">
                    <Setter Property="ContentTemplate" TargetName="iconPresenter" Value="{DynamicResource {dxgt:RowIndicatorThemeKey ResourceKey=FocusedIconTemplate}}"/>
                    <Setter Property="Visibility" TargetName="txtOrderNum" Value="Collapsed"/>
                </DataTrigger>
                <DataTrigger Binding="{Binding IndicatorState}" Value="Changed">
                    <Setter Property="ContentTemplate" TargetName="iconPresenter" Value="{DynamicResource {dxgt:RowIndicatorThemeKey ResourceKey=ChangedIconTemplate}}"/>
                    <Setter Property="Visibility" TargetName="txtOrderNum" Value="Collapsed"/>
                </DataTrigger>
                <DataTrigger Binding="{Binding IndicatorState}" Value="NewItemRow">
                    <Setter Property="ContentTemplate" TargetName="iconPresenter" Value="{DynamicResource {dxgt:RowIndicatorThemeKey ResourceKey=NewItemRowIconTemplate}}"/>
                    <Setter Property="Visibility" TargetName="txtOrderNum" Value="Collapsed"/>
                </DataTrigger>
                <DataTrigger Binding="{Binding IndicatorState}" Value="Editing">
                    <Setter Property="ContentTemplate" TargetName="iconPresenter" Value="{DynamicResource {dxgt:RowIndicatorThemeKey ResourceKey=EditingIconTemplate}}"/>
                    <Setter Property="Visibility" TargetName="txtOrderNum" Value="Collapsed"/>
                </DataTrigger>
                <DataTrigger Binding="{Binding IndicatorState}" Value="Error">
                    <Setter Property="ContentTemplate" TargetName="iconPresenter" Value="{DynamicResource {dxgt:RowIndicatorThemeKey ResourceKey=ErrorIconTemplate}}"/>
                    <Setter Property="Visibility" TargetName="txtOrderNum" Value="Collapsed"/>
                </DataTrigger>
                <DataTrigger Binding="{Binding IndicatorState}" Value="FocusedError">
                    <Setter Property="ContentTemplate" TargetName="iconPresenter" Value="{DynamicResource {dxgt:RowIndicatorThemeKey ResourceKey=FocusedErrorIconTemplate}}"/>
                    <Setter Property="Visibility" TargetName="txtOrderNum" Value="Collapsed"/>
                </DataTrigger>
                <DataTrigger Binding="{Binding IndicatorState}" Value="AutoFilterRow">
                    <Setter Property="ContentTemplate" TargetName="iconPresenter" Value="{DynamicResource {dxgt:RowIndicatorThemeKey ResourceKey=AutoFilterRowIconTemplate}}"/>
                    <Setter Property="Visibility" TargetName="txtOrderNum" Value="Collapsed"/>
                </DataTrigger>
                <DataTrigger Binding="{Binding (dxe:BaseEdit.HasValidationError)}" Value="True">
                    <Setter Property="ToolTip" TargetName="errorIndicatorBorder">
                        <Setter.Value>
                            <DockPanel>
                                <dxe:ErrorControl Content="{Binding (dxe:BaseEdit.ValidationError)}"/>
                                <ContentPresenter Content="{Binding (dxe:BaseEdit.ValidationError).ErrorContent}" VerticalAlignment="Center"/>
                            </DockPanel>
                        </Setter.Value>
                    </Setter>
                </DataTrigger>
            </DataTemplate.Triggers>
        </DataTemplate>
    </dxg:GridControl.Resources>
    <dxg:GridControl.View>
        <dxg:TableView x:Name="tbv"/>
    </dxg:GridControl.View>
</dxg:GridControl>

使用

        <local:UCGridControl x:Name="gc">
            <dxg:GridControl.Columns>
                <dxg:GridColumn FieldName="Name" Header="Name"/>
            </dxg:GridControl.Columns>
        </local:UCGridControl>

            var list = new List<object>();
            for (int i = 0; i <; i++)
            {
                list.Add(new { Name="test"+(i+1)});
            }
            gc.ItemsSource = list;
            gc.ShowOrderNum = Visibility.Visible;

主要代码是重新设置TableView的行标题模板：

<DataTemplate x:Key="DataTemplate1">
<Border x:Name="errorIndicatorBorder" Background="Transparent">
<Grid>

<TextBlock x:Name="txtOrderNum" TextAlignment="Center" Text="{Binding RowHandle,Converter={StaticResource RowOrderNumConverter}}" Visibility="{Binding ShowOrderNum, ElementName=uc}" />

......
var dt = this.FindResource("DataTemplate1") as DataTemplate;
if (dt != null)
tbv.RowIndicatorContentTemplate = dt;

绑定的RowHandle属性包含行索引，使用个转换器加1就可以转换成序号了。

源代码路径:https://github.com/yangxinwen/GitHubDemo/tree/master/WPFDemo