WPF_Practice/PacticeSolution/ClockGadget/MainWindow.xaml.cs

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.Windows.Threading;

namespace ClockGadget
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private DispatcherTimer _timer;

        public MainWindow()
        {
            InitializeComponent();
        }

        private void SetDateTime()
        {
            tbDate.Text = DateTime.Now.ToString("yyyy-MM-dd");
            tbTime.Text = DateTime.Now.ToString("tt hh:mm:ss");
        }

        private void btnClose_Click(object sender, RoutedEventArgs e)
        {
            this.Close();
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            SetDateTime();

            _timer = new DispatcherTimer();
            _timer.Interval = TimeSpan.FromSeconds(1);
            _timer.Tick += On_timer_Tick;
            _timer.Start();
        }

        private void On_timer_Tick(object? sender, EventArgs e)
        {
            SetDateTime();
        }

        private void Ellipse_MouseDown(object sender, MouseButtonEventArgs e)
        {
            this.DragMove();

        }
    }
}