From 3f3c2087d86d0a3a26d6878557c6e37a3e4b625d Mon Sep 17 00:00:00 2001
From: Michael Webb <trm@melonz.app>
Date: Sat, 6 Apr 2019 14:06:57 -0500
Subject: [EXPERIMENTAL] Fix for the flickering issue, esp. on Bad XP

---
 Histacom2/OS/Win95/Win95.cs | 51 +++++++++++++++++++++++++++++++--------------
 1 file changed, 35 insertions(+), 16 deletions(-)

(limited to 'Histacom2/OS/Win95/Win95.cs')

diff --git a/Histacom2/OS/Win95/Win95.cs b/Histacom2/OS/Win95/Win95.cs
index ad828ba..c0f3622 100644
--- a/Histacom2/OS/Win95/Win95.cs
+++ b/Histacom2/OS/Win95/Win95.cs
@@ -36,6 +36,17 @@ namespace Histacom2.OS.Win95
 
         ListViewItem heldDownItem;
         Point heldDownPoint;
+        
+        // Overrides the Painting function of the Form, so that you don't see all that crap drawing.
+        protected override CreateParams CreateParams
+        {
+            get
+            {
+                CreateParams cp = base.CreateParams;
+                cp.ExStyle |= 0x02000000;  // Turn on WS_EX_COMPOSITED
+                return cp;
+            }
+        }
 
         // Init the form
         public Windows95()
@@ -113,22 +124,6 @@ namespace Histacom2.OS.Win95
             // Bring to this the front
             this.BringToFront();
 
-            //Check if it is the first time
-            if (!CurrentSave.FTime95)
-            {
-                CurrentSave.FTime95 = true;
-                SaveGame();
-                welcome = wm.Init(new Win95Welcome(), "Welcome", null, false, false, resize: false);
-                AddTaskBarItem(welcome, welcome.Tag.ToString(), "Welcome", null);
-
-                nonimportantapps.Add(welcome);
-                nonimportantapps[nonimportantapps.Count - 1].BringToFront();
-                nonimportantapps[nonimportantapps.Count - 1].FormClosing += new FormClosingEventHandler(NonImportantApp_Closing);
-
-                welcome.BringToFront();
-                welcome.Activate();
-            }
-
             // Update the Desktop icons
 
             DesktopController.RefreshDesktopIcons(new ListViewItem[] { new ListViewItem("My Computer", 0),
@@ -648,6 +643,30 @@ namespace Histacom2.OS.Win95
         {
             startmenu.Hide();
         }
+
+        private void waitUntil95Loaded_Tick(object sender, EventArgs e)
+        {
+            if (Visible)
+            {
+                //Check if it is the first time
+                if (!CurrentSave.FTime95)
+                {
+                    CurrentSave.FTime95 = true;
+                    SaveGame();
+                    welcome = wm.Init(new Win95Welcome(), "Welcome", null, false, false, resize: false);
+                    AddTaskBarItem(welcome, welcome.Tag.ToString(), "Welcome", null);
+
+                    nonimportantapps.Add(welcome);
+                    nonimportantapps[nonimportantapps.Count - 1].BringToFront();
+                    nonimportantapps[nonimportantapps.Count - 1].FormClosing += new FormClosingEventHandler(NonImportantApp_Closing);
+
+                    welcome.BringToFront();
+                    welcome.Activate();
+
+                    waitUntil95Loaded.Enabled = false;
+                }
+            }
+        }
     }
 }
 
-- 
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