From 0f78b7e91c2af6b4d8d2d08c155e4b582d4c2dcc Mon Sep 17 00:00:00 2001
From: Alexander Shaduri <ashaduri@gmail.com>
Date: Fri, 4 Feb 2022 12:02:04 +0400
Subject: [PATCH] Windows: Set GTK_CSD=0 only if no GTK_CSD is set.

---
 src/gsc_init.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/gsc_init.cpp b/src/gsc_init.cpp
index 82498bf..88ce047 100644
--- a/src/gsc_init.cpp
+++ b/src/gsc_init.cpp
@@ -297,8 +297,11 @@ namespace {
 bool app_init_and_loop(int& argc, char**& argv)
 {
 	if constexpr(BuildEnv::is_kernel_family_windows()) {
-		// Disable client-side decorations (enable native windows decorations) under Windows.
-		hz::env_set_value("GTK_CSD", "0");
+		std::string csd_value;
+		if (!hz::env_get_value("GTK_CSD", csd_value)) {  // if not set
+			// Disable client-side decorations (enable native windows decorations) under Windows.
+			hz::env_set_value("GTK_CSD", "0");
+		}
 	}
 
 	// Set up gettext. This has to be before gtk is initialized.