Virgo_ST/VirgoUI/Models/Utility/EndPoint/EndPointView.xaml.cs

using System.Text.RegularExpressions;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using Aitex.Core.UI.MVVM;

namespace VirgoUI.Client.Models.Utility.EndPoint
{
    /// <summary>
    /// EndPointView.xaml 的交互逻辑
    /// </summary>
    public partial class EndPointView : UserControl
    {
        public EndPointView()
        {
            InitializeComponent();
 
        }
 

        private void OnPreviewTextInput(object sender, TextCompositionEventArgs e)
        {
            e.Handled = !IsTextAllowed(e.Text);
        }

        private static bool IsTextAllowed(string text)
        {
            Regex regex = new Regex("[^0-9.]+"); //regex that matches disallowed text
            return !regex.IsMatch(text);
        }
    }
}