From 4986414dda2a372156c6414a0f4c5b72aa24dcfd Mon Sep 17 00:00:00 2001
From: Jimmy Quach <jminquach@gmail.com>
Date: Tue, 29 Oct 2024 17:18:18 -0700
Subject: [PATCH] fix(windows): System dark theme not applying to title bar

---
 Classes/WindowsInterface.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Classes/WindowsInterface.cs b/Classes/WindowsInterface.cs
index c8b928ae..6d3c8660 100644
--- a/Classes/WindowsInterface.cs
+++ b/Classes/WindowsInterface.cs
@@ -10,6 +10,7 @@
 using System.IO;
 using System.Net;
 using System.Net.Sockets;
+using System.Runtime.InteropServices;
 using System.Text;
 using System.Threading;
 using System.Windows.Forms;
@@ -22,6 +23,15 @@ public partial class WindowsInterface : Form {
         public static WindowsInterface Instance;
         private static Socket listener;
 
+        [DllImport("DwmApi")]
+        private static extern int DwmSetWindowAttribute(IntPtr hwnd, int attr, int[] attrValue, int attrSize);
+
+        // https://stackoverflow.com/a/64927217
+        protected override void OnHandleCreated(EventArgs e) {
+            if (DwmSetWindowAttribute(Handle, 19, new[] { 1 }, 4) != 0)
+                DwmSetWindowAttribute(Handle, 20, new[] { 1 }, 4);
+        }
+
         public WindowsInterface() {
             Instance = this;
             InitializeComponent();