fix(IconChanger): Fix issue where the icon wouldn't change when the default device is switched.

Author: Belphemur

SoundSwitch/Framework/TrayIcon/Icon/Changer/AbstractIconChanger.cs

@@ -1,17 +1,41 @@
-using SoundSwitch.Common.Framework.Audio.Device;
+using NAudio.CoreAudioApi;
+using SoundSwitch.Audio.Manager;
+using SoundSwitch.Audio.Manager.Interop.Enum;
+using SoundSwitch.Common.Framework.Audio.Device;
 
 namespace SoundSwitch.Framework.TrayIcon.Icon.Changer
 {
     public abstract class AbstractIconChanger : IIconChanger
     {
         public abstract IconChangerFactory.ActionEnum TypeEnum { get; }
         public abstract string Label { get; }
-        public abstract bool NeedsToChangeIcon(DeviceInfo deviceInfo);
-        public abstract void ChangeIcon(UI.Component.TrayIcon trayIcon);
+
+        protected abstract DataFlow Flow { get; }
+
+        protected virtual bool NeedsToChangeIcon(DeviceInfo deviceInfo)
+        {
+            return deviceInfo.Type == Flow;
+        }
+
+        public void ChangeIcon(UI.Component.TrayIcon trayIcon)
+        {
+            var audio = AudioSwitcher.Instance.GetDefaultAudioEndpoint((EDataFlow)Flow, ERole.eConsole);
+            ChangeIcon(trayIcon, audio);
+        }
 
         public void ChangeIcon(UI.Component.TrayIcon trayIcon, DeviceFullInfo deviceInfo)
         {
-            if (!NeedsToChangeIcon(deviceInfo)) return;
+            if (deviceInfo == null)
+            {
+                return;
+            }
+
+            if (!NeedsToChangeIcon(deviceInfo))
+            {
+                return;
+            }
+
+
             trayIcon.ReplaceIcon(deviceInfo.SmallIcon);
         }
     }

SoundSwitch/Framework/TrayIcon/Icon/Changer/AlwaysIconChanger.cs

@@ -1,42 +1,19 @@
 using NAudio.CoreAudioApi;
 using SoundSwitch.Common.Framework.Audio.Device;
 using SoundSwitch.Localization;
-using SoundSwitch.Properties;
 
 namespace SoundSwitch.Framework.TrayIcon.Icon.Changer
 {
     public class AlwaysIconChanger : AbstractIconChanger
     {
         public override IconChangerFactory.ActionEnum TypeEnum => IconChangerFactory.ActionEnum.Always;
         public override string Label => TrayIconStrings.iconChanger_both;
-        internal const int E_NOT_SET = unchecked((int)0x80070490);
-        public override bool NeedsToChangeIcon(DeviceInfo deviceInfo)
+
+        protected override bool NeedsToChangeIcon(DeviceInfo deviceInfo)
         {
             return true;
         }
 
-        public override void ChangeIcon(UI.Component.TrayIcon trayIcon)
-        {
-            using var enumerator = new MMDeviceEnumerator();
-            try
-            {
-                using var defaultAudio = enumerator.GetDefaultAudioEndpoint(DataFlow.Render, Role.Console);
-                trayIcon.ReplaceIcon(new DeviceFullInfo(defaultAudio).SmallIcon);
-            }
-            catch (System.Runtime.InteropServices.COMException e)
-            {
-                // Only handle "Element Not Found"
-                if (e.ErrorCode == E_NOT_SET)
-                {
-                    // Set to app icon
-                    trayIcon.ReplaceIcon(Resources.Switch_SoundWave);
-                }
-                else
-                {
-                    // Throw other ErrorCodes
-                    throw e;
-                }
-            }
-        }
+        protected override DataFlow Flow => DataFlow.Render;
     }
 }

SoundSwitch/Framework/TrayIcon/Icon/Changer/NeverIconIconChanger.cs

@@ -1,5 +1,4 @@
-using System;
-using SoundSwitch.Common.Framework.Audio.Device;
+using SoundSwitch.Common.Framework.Audio.Device;
 using SoundSwitch.Localization;
 using SoundSwitch.Properties;
 
@@ -10,11 +9,6 @@ public class NeverIconIconChanger : IIconChanger
         public IconChangerFactory.ActionEnum TypeEnum => IconChangerFactory.ActionEnum.Never;
         public string Label => TrayIconStrings.iconChanger_none;
 
-        public bool NeedsToChangeIcon(DeviceInfo deviceInfo)
-        {
-            return false;
-        }
-
         public void ChangeIcon(UI.Component.TrayIcon trayIcon)
         {
             trayIcon.ReplaceIcon(Resources.Switch_SoundWave);

SoundSwitch/Framework/TrayIcon/Icon/Changer/PlaybackIconChanger.cs

@@ -1,27 +1,12 @@
 using NAudio.CoreAudioApi;
-using SoundSwitch.Audio.Manager;
-using SoundSwitch.Audio.Manager.Interop.Enum;
-using SoundSwitch.Common.Framework.Audio.Device;
 using SoundSwitch.Localization;
-using SoundSwitch.Model;
 
 namespace SoundSwitch.Framework.TrayIcon.Icon.Changer
 {
     public class PlaybackIconChanger : AbstractIconChanger
     {
         public override IconChangerFactory.ActionEnum TypeEnum => IconChangerFactory.ActionEnum.Playback;
-        public override string                        Label    => TrayIconStrings.iconChanger_playback;
-
-        public override bool NeedsToChangeIcon(DeviceInfo deviceInfo)
-        {
-            return deviceInfo.Type == DataFlow.Render;
-        }
-
-        public override void ChangeIcon(UI.Component.TrayIcon trayIcon)
-        {
-            var defaultAudio = AudioSwitcher.Instance.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eConsole);
-            if (defaultAudio != null)
-                trayIcon.ReplaceIcon(defaultAudio.SmallIcon);
-        }
+        public override string Label => TrayIconStrings.iconChanger_playback;
+        protected override DataFlow Flow => DataFlow.Render;
     }
 }

SoundSwitch/Framework/TrayIcon/Icon/Changer/RecordingIconChanger.cs

@@ -1,26 +1,12 @@
 using NAudio.CoreAudioApi;
-using SoundSwitch.Audio.Manager;
-using SoundSwitch.Audio.Manager.Interop.Enum;
-using SoundSwitch.Common.Framework.Audio.Device;
 using SoundSwitch.Localization;
 
 namespace SoundSwitch.Framework.TrayIcon.Icon.Changer
 {
     public class RecordingIconChanger : AbstractIconChanger
     {
         public override IconChangerFactory.ActionEnum TypeEnum => IconChangerFactory.ActionEnum.Recording;
-        public override string                        Label    => TrayIconStrings.iconChanger_recording;
-
-        public override bool NeedsToChangeIcon(DeviceInfo deviceInfo)
-        {
-            return deviceInfo.Type == DataFlow.Capture;
-        }
-
-        public override void ChangeIcon(UI.Component.TrayIcon trayIcon)
-        {
-            var defaultAudio = AudioSwitcher.Instance.GetDefaultAudioEndpoint(EDataFlow.eCapture, ERole.eConsole);
-            if (defaultAudio != null)
-                trayIcon.ReplaceIcon(defaultAudio.SmallIcon);
-        }
+        public override string Label => TrayIconStrings.iconChanger_recording;
+        protected override DataFlow Flow => DataFlow.Capture;
     }
 }

SoundSwitch/Framework/TrayIcon/Icon/IIconChanger.cs

@@ -5,12 +5,6 @@ namespace SoundSwitch.Framework.TrayIcon.Icon
 {
     public interface IIconChanger : IEnumImpl<IconChangerFactory.ActionEnum>
     {
-        /// <summary>
-        /// Should the icon change
-        /// </summary>
-        /// <param name="deviceInfo"></param>
-        /// <returns></returns>
-        bool NeedsToChangeIcon(DeviceInfo deviceInfo);
 
         /// <summary>
         /// Change the icon to the current default device