Overview

Creating a Startwindow

Apollon.WPF/ViewModels/ViewModelBase.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Apollon.WPF.ViewModels
+{
+    public class ViewModelBase : INotifyPropertyChanged
+    {
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        protected virtual void OnPrpertyChanged(string properyName = null)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(properyName));
+        }
+    }
+}