Large cleanup and organization in MainForm

AngelLoader/Forms/ControlExtensions.cs

@@ -1,5 +1,7 @@
-using System.Drawing;
+using System;
+using System.Drawing;
 using System.Windows.Forms;
+using AngelLoader.WinAPI;
 using JetBrains.Annotations;
 using static AngelLoader.WinAPI.InteropMisc;
 
@@ -145,5 +147,11 @@ internal static void RemoveAndSelectNearest(this ListBox listBox)
         }
 
         internal static bool EqualsIfNotNull(this object? sender, object? equals) => sender != null && equals != null && sender == equals;
+
+        internal static void HideFocusRectangle(this Control control) => SendMessage(
+            control.Handle,
+            WM_CHANGEUISTATE,
+            new IntPtr(SetControlFocusToHidden),
+            new IntPtr(0));
     }
 }

AngelLoader/Forms/CustomControls/DataGridViewCustom/Menu_FM.cs

@@ -38,8 +38,6 @@ public sealed partial class DataGridViewCustom
 
         #region FM context menu fields
 
-#pragma warning disable IDE0069 // Disposable fields should be disposed
-
         // These are disposed by adding them to an array and iterating through it in Dispose()
         // TODO: This probably doesn't even need to happen, as they prolly get dumped with everything else on app exit
 
@@ -96,8 +94,6 @@ public sealed partial class DataGridViewCustom
 
         private ToolStripMenuItem? WebSearchMenuItem;
 
-#pragma warning restore IDE0069 // Disposable fields should be disposed
-
         #endregion
 
         #region Private methods

AngelLoader/Forms/IView.cs

@@ -8,7 +8,7 @@
 
 namespace AngelLoader.Forms
 {
-    internal interface IView : ILocalizable, IEventDisabler
+    internal interface IView : ILocalizable, IEventDisabler, IKeyPressDisabler, IMessageFilter
     {
         #region Progress box