eto: trying to work around weird rendering bugs

- grid shows up as black bar rows in certain areas if we do this before showing the form

Author: binary1230

Diz.App.Eto/DizEtoApp.cs

@@ -1,14 +1,36 @@
-using System.Diagnostics;
+// #define DIZ_WINFORMS
+
+using System.Diagnostics;
+using System.Runtime.InteropServices;
 using Diz.Controllers.interfaces;
 using Eto.Forms;
 
 namespace Diz.App.Eto;
 
 public class DizEtoApp(IViewFactory viewFactory) : IDizApp
 {
+    #if DIZ_WINFORMS
+    //hack
+    [DllImport("user32.dll")]
+    private static extern bool SetProcessDPIAware();
+    #endif
+    
     public void Run(string initialProjectFileToOpen = "")
     {
         var application = new Application();
+
+        #if DIZ_WINFORMS
+        // hack
+        if (application.Platform.IsWinForms)
+        {
+            if (Environment.OSVersion.Version.Major >= 6) {
+                SetProcessDPIAware();
+            }
+            System.Windows.Forms.Application.EnableVisualStyles();
+            System.Windows.Forms.Application.SetCompatibleTextRenderingDefault(false);
+        }
+        // end hack
+        #endif
 
         var mainWindow = viewFactory.GetMainGridWindowView();
 

Diz.Ui.Eto/ui/EtoMainGridForm.cs

@@ -97,6 +97,8 @@ private void CreateMenu()
         };
     }
 
+    private GridView gridView;
+    
     private void CreateGui()
     {
         Title = "Diz";
@@ -105,11 +107,10 @@ private void CreateGui()
         CreateMenu();
 
         // Create the grid view
-        var gridView = new GridView
+        gridView = new GridView
         {
             AllowMultipleSelection = false,
             ShowHeader = true,
-            DataStore = GetGridData(),
         };
 
         // Add columns to the grid
@@ -212,8 +213,6 @@ private void CreateGui()
             Size = new Size {Height = 20}
         };
 
-        // ------------
-        // var layout = TableLayout.AutoSized(gridView);  // works pretty good too.
 
         var layout = new DynamicLayout();
         layout.BeginVertical(yscale: true);
@@ -224,19 +223,40 @@ private void CreateGui()
         layout.AddRow (bottomFooter);
         layout.EndVertical ();
 
+        gridView.Invalidate(true);
+        gridView.UpdateLayout();
+                
+        UpdateLayout();
+        
+        // gridView.DataStore = GetGridData();
+        Invalidate(true);
+        UpdateLayout();
 
-        this.BackgroundColor = Colors.Lime; // tmp
-        layout.BackgroundColor = Colors.Chocolate; //. tmp
-
         // Apply the container as the content of the form
         Content = layout;
-        
-        gridView.Invalidate(true);
-        gridView.UpdateLayout();
-        Content.Invalidate(true);
         Content.UpdateLayout();
-                
+        Content.Invalidate(true);
+        
+        Visible = false;
+        Visible = true;
+        
+        Application.Instance.AsyncInvoke(() =>
+        {
+            gridView.Invalidate(true);
+        });
+        
+        Width = 1000;
+        Height = 600;
+    }
+
+    protected override void OnShown(EventArgs e)
+    {
+        // for some reason, this is better done here or we get weird rendering bugs on first showing that are impossible to figure out
+        gridView.DataStore = GetGridData();
+        
         UpdateLayout();
+        Invalidate(true);
+        base.OnShown(e);
     }
 
     private IEnumerable<object> GetGridData()