From 1952a1b36328e80be4de6512b043790e2e02551d Mon Sep 17 00:00:00 2001
From: MicroBlock <66859419+std-microblock@users.noreply.github.com>
Date: Mon, 3 Feb 2025 14:59:37 +0800
Subject: [PATCH 1/2] fix: unable to make window transparent in later win10
 versions

---
 src/win32_window.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/win32_window.c b/src/win32_window.c
index d014944b..09b90f40 100644
--- a/src/win32_window.c
+++ b/src/win32_window.c
@@ -68,6 +68,9 @@ static DWORD getWindowExStyle(const _GLFWwindow* window)
 {
     DWORD style = WS_EX_APPWINDOW;
 
+    if (_glfw.hints.framebuffer.transparent)
+        style |= WS_EX_LAYERED;
+
     if (window->monitor || window->floating)
         style |= WS_EX_TOPMOST;
 
@@ -380,15 +383,17 @@ static void updateFramebufferTransparency(const _GLFWwindow* window)
     if (FAILED(DwmIsCompositionEnabled(&composition)) || !composition)
        return;
 
+
     if (IsWindows8OrGreater() ||
         (SUCCEEDED(DwmGetColorizationColor(&color, &opaque)) && !opaque))
     {
         HRGN region = CreateRectRgn(0, 0, -1, -1);
         DWM_BLURBEHIND bb = {0};
-        bb.dwFlags = DWM_BB_ENABLE | DWM_BB_BLURREGION;
+        bb.dwFlags = DWM_BB_ENABLE;
         bb.hRgnBlur = region;
         bb.fEnable = TRUE;
 
+        SetLayeredWindowAttributes(window->win32.handle, 0x0030c100, 254, LWA_ALPHA);
         DwmEnableBlurBehindWindow(window->win32.handle, &bb);
         DeleteObject(region);
     }
@@ -1294,6 +1299,7 @@ static int createNativeWindow(_GLFWwindow* window,
 #else
         wc.lpszClassName = L"GLFW30";
 #endif
+        wc.hbrBackground = (HBRUSH)CreateSolidBrush(0x00000000);
         // Load user-provided icon if available
         wc.hIcon = LoadImageW(GetModuleHandleW(NULL),
                               L"GLFW_ICON", IMAGE_ICON,

From 9541979be211ee0db1a24c1d66c502fcfe033d6a Mon Sep 17 00:00:00 2001
From: MicroBlock <66859419+std-microblock@users.noreply.github.com>
Date: Mon, 3 Feb 2025 15:35:46 +0800
Subject: [PATCH 2/2] fix: add DWM_BB_ENABLE | DWM_BB_BLURREGION;

---
 src/win32_window.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/win32_window.c b/src/win32_window.c
index 09b90f40..d7669081 100644
--- a/src/win32_window.c
+++ b/src/win32_window.c
@@ -389,7 +389,7 @@ static void updateFramebufferTransparency(const _GLFWwindow* window)
     {
         HRGN region = CreateRectRgn(0, 0, -1, -1);
         DWM_BLURBEHIND bb = {0};
-        bb.dwFlags = DWM_BB_ENABLE;
+        bb.dwFlags = DWM_BB_ENABLE | DWM_BB_BLURREGION;;
         bb.hRgnBlur = region;
         bb.fEnable = TRUE;