Visual Studio/WPF > DataGrid > 새 추가 행 숨기기 > XAML: CanUserAddRows="False"

Windows 7 Pro (32bit)
Microsoft Visual Studio 2017 Community

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
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;
//
using System.IO;
using System.Globalization;
using System.Data;
using System.Collections.ObjectModel;

namespace _170611_t1030_readCsvFile
{
    /// <summary>
    /// MainWindow.xaml の相互作用ロジック
    /// </summary>
    public partial class MainWindow : Window
    { 
        private ObservableCollection<Person> myList;

        public MainWindow()
        {
            InitializeComponent();
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            myList = new ObservableCollection<Person>();
            myList.Add(new Person { IsRemove = true, Name = "7of9", Race = "Borg", Codename = "seven" });
            myList.Add(new Person { IsRemove = false, Name = "Janeway", Race = "Human", Codename = "Captain" });
            myList.Add(new Person { IsRemove = true, Name = "Odo", Race = "Unknown", Codename = "Odo" });
            this.DataContext = myList;
        }

        private void B_delete_Click(object sender, RoutedEventArgs e)
        {
            var removeList = myList.Where(x => x.IsRemove).ToList();
            foreach(var item in removeList)
            {
                myList.Remove(item);
            }
        }

        private void dg1_AutoGeneratingColumn(object sender, DataGridAutoGeneratingColumnEventArgs e)
        {
            if (e.Column.Header.ToString() == "IsRemove")
            {
                //e.Cancel = true; // 非表示
                e.Column.IsReadOnly = false;
                e.Column.Header = "";
            } else
            {
                e.Column.IsReadOnly = true;
            }
        }
    }

    // Name, Race, Codename
    public class Person
    {
        public bool IsRemove { get; set; }
        public string Name { get; set; }
        public string Race { get; set; }
        public string Codename { get; set; }
    }

}

<Window x:Class="_170611_t1030_readCsvFile.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:_170611_t1030_readCsvFile"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525" Loaded="Window_Loaded">
    <Window.Resources>
        <Style x:Key="keyCellStyle" TargetType="DataGridCell">
            <Style.Triggers>
                <Trigger Property="TabIndex" Value="0">
                    <Setter Property="Background" Value="LightGreen"/>
                </Trigger>
                <Trigger Property="TabIndex" Value="1">
                    <Setter Property="Background" Value="LightGreen"/>
                </Trigger>
            </Style.Triggers>
        </Style>
    </Window.Resources>
    <Grid>
        <StackPanel>
            <Button x:Name="B_delete" Content="delete"
                    Click="B_delete_Click" Width="100"/>
            <DataGrid Height="300" x:Name="dg1"
                      AutoGenerateColumns="True"
                      IsReadOnly="False"
                      CellStyle="{StaticResource keyCellStyle}"
                      CanUserAddRows="False"
                      ItemsSource="{Binding}" AutoGeneratingColumn="dg1_AutoGeneratingColumn"/>
        </StackPanel>
    </Grid>
</Window>

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