condense mirror state calls into a method

AM2RLauncher/AM2RLauncher/MainForm/MainForm.Events.cs

@@ -634,16 +634,10 @@ namespace AM2RLauncher
             log.Info("Use Custom Mirror option has been set to " + customMirrorCheck.Checked + ".");
             CrossPlatformOperations.WriteToConfig("CustomMirrorEnabled", (bool)customMirrorCheck.Checked);
 
-            bool enabled = (bool)customMirrorCheck.Checked;
-            customMirrorTextBox.Enabled = enabled;
-            mirrorDropDown.Enabled = !enabled;
-            // Not sure why the dropdown menu needs this hack, but the textBox does not.
-            if (OS.IsWindows)
-                mirrorDropDown.TextColor = mirrorDropDown.Enabled ? colGreen : colInactive;
-            mirrorLabel.TextColor = !enabled ? colGreen : colInactive;
+            EnableMirrorControlsAccordingly();
 
             // Create warning dialog when enabling
-            if (enabled)
+            if ((bool)customMirrorCheck.Checked)
             {
                 MessageBox.Show(this, Text.WarningWindowText, Text.WarningWindowTitle, MessageBoxType.Warning);
                 currentMirror = customMirrorTextBox.Text;
@@ -655,18 +649,6 @@ namespace AM2RLauncher
             }
         }
 
-        //TODO: why exactly do we need this?
-        /// <summary>Gets called when <see cref="customMirrorCheck"/> gets loaded.
-        /// Enables and changes colors for <see cref="customMirrorTextBox"/> and <see cref="mirrorDropDown"/> accordingly.</summary>
-        private void CustomMirrorCheckLoadComplete(object sender, EventArgs e)
-        {
-            bool enabled = (bool)customMirrorCheck.Checked;
-            customMirrorTextBox.Enabled = enabled;
-            mirrorDropDown.Enabled = !enabled;
-            if (OS.IsWindows)
-                mirrorDropDown.TextColor = mirrorDropDown.Enabled ? colGreen : colInactive;
-        }
-
         /// <summary>
         /// If the <see cref="customMirrorTextBox"/> has lost focus, we set its text as the new <see cref="currentMirror"/>.
         /// </summary>

AM2RLauncher/AM2RLauncher/MainForm/MainForm.Methods.cs

@@ -85,5 +85,18 @@ namespace AM2RLauncher
             fileDialog.Filters.Add(new FileFilter(Text.ZipArchiveText, ".zip"));
             return fileDialog;
         }
+
+        /// <summary>Enables and changes colors for <see cref="customMirrorTextBox"/> and <see cref="mirrorDropDown"/> accordingly.</summary>
+        private void EnableMirrorControlsAccordingly()
+        {
+            bool enabled = (bool)customMirrorCheck.Checked;
+            customMirrorTextBox.Enabled = enabled;
+            mirrorDropDown.Enabled = !enabled;
+            // Not sure why the dropdown menu needs this hack, but the textBox does not.
+            //TODO: eto issue?
+            if (OS.IsWindows)
+                mirrorDropDown.TextColor = mirrorDropDown.Enabled ? colGreen : colInactive;
+            mirrorLabel.TextColor = !enabled ? colGreen : colInactive;
+        }
     }
 }

AM2RLauncher/AM2RLauncher/MainForm/MainForm.StateMachine.cs

@@ -366,5 +366,18 @@ namespace AM2RLauncher
             Profile.ArchiveProfile(profile);
             LoadProfilesAndAdjustLists();
         }
+
+        /// <summary>Enables and changes colors for <see cref="customMirrorTextBox"/> and <see cref="mirrorDropDown"/> accordingly.</summary>
+        private void EnableMirrorControlsAccordingly()
+        {
+            bool enabled = (bool)customMirrorCheck.Checked;
+            customMirrorTextBox.Enabled = enabled;
+            mirrorDropDown.Enabled = !enabled;
+            // Not sure why the dropdown menu needs this hack, but the textBox does not.
+            //TODO: eto issue?
+            if (OS.IsWindows)
+                mirrorDropDown.TextColor = mirrorDropDown.Enabled ? colGreen : colInactive;
+            mirrorLabel.TextColor = !enabled ? colGreen : colInactive;
+        }
     }
 }

AM2RLauncher/AM2RLauncher/MainForm/MainForm.UI.cs

@@ -634,6 +634,8 @@ namespace AM2RLauncher
                 TextColor = colGreen
             };
 
+            EnableMirrorControlsAccordingly();
+
             settingsLayout.BeginHorizontal();
             settingsLayout.AddSpace();
             settingsLayout.AddColumn(null, languageLabel, languageDropDown, autoUpdateAM2RCheck, autoUpdateLauncherCheck, hqMusicPCCheck, hqMusicAndroidCheck, profileDebugLogCheck, customEnvVarLabel, (Control)customEnvVarTextBox ?? new Label(), mirrorLabel, mirrorDropDown, customMirrorCheck, customMirrorTextBox, null);
@@ -799,7 +801,6 @@ namespace AM2RLauncher
             hqMusicAndroidCheck.CheckedChanged += HqMusicAndroidCheckChanged;
             hqMusicPCCheck.CheckedChanged += HqMusicPCCheckChanged;
             customMirrorCheck.CheckedChanged += CustomMirrorCheckChanged;
-            customMirrorCheck.LoadComplete += CustomMirrorCheckLoadComplete;
             apkButton.Click += ApkButtonClickEvent;
             apkButton.LoadComplete += (sender, e) => UpdateApkState();
             profileDropDown.LoadComplete += (sender, e) => UpdateProfileState();