ListViewの中身の幅をいっぱいに広げる

2019-12-232021-03-14

MainWindow.xaml

<Window x:Class="WpfApp15.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:WpfApp15"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="400">
    <Grid>
        <ListView Margin="30" ItemsSource="{Binding arrayString}">
            
            <ListView.ItemContainerStyle>
                <Style TargetType="ListViewItem">
                    <Setter Property="HorizontalContentAlignment" Value="Stretch" />
                </Style>
            </ListView.ItemContainerStyle>

            <ListView.ItemTemplate>
                <DataTemplate>
                    <Button Height="50" Content="{Binding}"/>
                </DataTemplate>
            </ListView.ItemTemplate>
        </ListView>
    </Grid>
</Window>

MainWindow.xaml.cs

using System.Windows;
using System.Collections.ObjectModel;

namespace WpfApp15
{
    /// <summary>
    /// MainWindow.xaml の相互作用ロジック
    /// </summary>
    public partial class MainWindow : Window
    {
        public ObservableCollection<string> arrayString { get; set; } = new ObservableCollection<string>();

        public MainWindow()
        {
            InitializeComponent();

            for(int intCount = 0; intCount < 10; intCount++)
            {
                arrayString.Add(intCount.ToString());
            }

            this.DataContext = this;
        }
    }
}