Create a shared project with all Win App common files (8.1 and 10)

Finally use the dependency injected Resource Service

WinAppCommon/Actions/ClipboardAction.cs

@@ -0,0 +1,27 @@
+using Windows.ApplicationModel.DataTransfer;
+using Windows.UI.Xaml;
+using Microsoft.Xaml.Interactivity;
+
+namespace ModernKeePass.Actions
+{
+    public class ClipboardAction : DependencyObject, IAction
+    {
+        public string Text
+        {
+            get { return (string)GetValue(TextProperty); }
+            set { SetValue(TextProperty, value); }
+        }
+
+        public static readonly DependencyProperty TextProperty =
+            DependencyProperty.Register("Text", typeof(string), typeof(ClipboardAction), new PropertyMetadata(string.Empty));
+
+        public object Execute(object sender, object parameter)
+        {
+            if (string.IsNullOrEmpty(Text)) return null;
+            var dataPackage = new DataPackage { RequestedOperation = DataPackageOperation.Copy };
+            dataPackage.SetText(Text);
+            Clipboard.SetContent(dataPackage);
+            return null;
+        }
+    }
+}