From 3eb3ab6a7bba2c73e3ef6daea2ebf327f2fab1a4 Mon Sep 17 00:00:00 2001
From: moko256 <koutaro.mo@gmail.com>
Date: Thu, 19 Aug 2021 19:26:28 +0900
Subject: [PATCH] Win32 template: Add dark theme support

---
 .../app_shared/windows.tmpl/runner/flutter_window.cpp          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/flutter_tools/templates/app_shared/windows.tmpl/runner/flutter_window.cpp b/packages/flutter_tools/templates/app_shared/windows.tmpl/runner/flutter_window.cpp
index b43b9095ea3aad..8448955de045b6 100644
--- a/packages/flutter_tools/templates/app_shared/windows.tmpl/runner/flutter_window.cpp
+++ b/packages/flutter_tools/templates/app_shared/windows.tmpl/runner/flutter_window.cpp
@@ -55,6 +55,9 @@ FlutterWindow::MessageHandler(HWND hwnd, UINT const message,
     case WM_FONTCHANGE:
       flutter_controller_->engine()->ReloadSystemFonts();
       break;
+    case WM_DWMCOLORIZATIONCOLORCHANGED:
+      flutter_controller_->engine()->ReloadPlatformBrightness();
+      break;
   }
 
   return Win32Window::MessageHandler(hwnd, message, wparam, lparam);