From b74a200bdf39ecc9bd94e90a4e2e66f328d3ffe3 Mon Sep 17 00:00:00 2001
From: maj00r <maj00r@host>
Date: Sat, 24 Oct 2026 21:12:28 +0200
Subject: [PATCH] test(editor): EU07_EDITOR_SELFTEST_HIDDEN runs a selftest in
 a window never shown nor focused, full screen or not, for the computer in use
 meanwhile

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

diff --git a/application/application.cpp b/application/application.cpp
index 012cd4e3..d043351c 100644
--- a/application/application.cpp
+++ b/application/application.cpp
@@ -968,7 +968,8 @@ GLFWwindow *eu07_application::window(int const Windowindex, bool visible, int wi
 	if (keep_ownership)
 		m_windows.emplace_back(childwindow);
 
-	glfwFocusWindow(m_windows.front()); // restore focus to main window
+	if (glfwGetWindowAttrib(m_windows.front(), GLFW_VISIBLE))
+		glfwFocusWindow(m_windows.front()); // restore focus to main window
 
 	return childwindow;
 }
@@ -1330,7 +1331,9 @@ int eu07_application::init_glfw()
 		Global.bFullScreen = true;
 	}
 
-	auto *mainwindow = window(-1, true, Global.window_size.x, Global.window_size.y, Global.bFullScreen ? monitor : nullptr, true, false);
+	// a selftest of the editor run while the computer is in use for something else draws into a window never shown nor focused
+	bool const shown{std::getenv("EU07_EDITOR_SELFTEST_HIDDEN") == nullptr};
+	auto *mainwindow = window(-1, shown, Global.window_size.x, Global.window_size.y, Global.bFullScreen && shown ? monitor : nullptr, true, false);
 
 	if (mainwindow == nullptr)
 	{