make window stay on top and only allow one instance to run

fffelix-jan · Feb 6, 2021 · 8173f5c · 8173f5c
1 parent cc42bac
commit 8173f5c
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Showing 2 changed files with 12 additions and 10 deletions.
diff --git a/HAACHAMA/Form1.cs b/HAACHAMA/Form1.cs
@@ -27,6 +27,7 @@ public Form1()
 
         private void Form1_Load(object sender, EventArgs e)
         {
+            TopMost = true;
             InitTimer();
             InitSuperColourChanger();
             System.IO.Stream stream = Properties.Resources.haachama;
@@ -62,9 +63,10 @@ void tmr_Tick(object sender, EventArgs e)
         {
             AudioManager.SetMasterVolumeMute(false);
             AudioManager.SetMasterVolume(100);
-            Show();
-            BringToFront();
-            Activate();
+            this.Show();
+            this.BringToFront();
+            this.Activate();
+            this.Focus();
         }
 
         void superColourChanger_Tick(object sender, EventArgs e)

diff --git a/HAACHAMA/Program.cs b/HAACHAMA/Program.cs
@@ -13,17 +13,17 @@ static class Program
         [STAThread]
         static void Main()
         {
+            bool result;
+            var mutex = new System.Threading.Mutex(true, "UniqueAppId", out result);
+            if (!result)
+            {
+                return;
+            }
+
             Application.EnableVisualStyles();
             Application.SetCompatibleTextRenderingDefault(false);
             var form = new Form1();
             Application.Run(form);
-
-
-            //for (; ; ) {
-                // form.Show();
-                // form.BringToFront();
-                // form.Activate();
-            //}
         }
     }
 }