1 using System;
 2 using System.Windows;
 3 
 4 namespace FileExplorer
 5 {
 6     public ControlCreateParams& EmptyViewControlCreateParams(ControlCreateParams& controlCreateParams)
 7     {
 8         return controlCreateParams.SetWindowClassName("FileExplorer.EmptyView").SetWindowClassBackgroundColor(SystemColor.COLOR_WINDOW).
 9             SetBackgroundColor(System.Windows.Color.White());
10     }
11 
12     public class EmptyView : Control
13     {
14         public EmptyView(ControlCreateParams& createParams) : base(createParams)
15         {
16         }
17         protected override Result<bool> OnPaint(PaintEventArgs& args)
18         {
19             auto result = args.graphics.Clear(BackgroundColor());
20             if (result.Error())
21             {
22                 return Result<bool>(ErrorId(result.GetErrorId()));
23             }
24             return base->OnPaint(args);
25         }
26     }