screen: detect Desktop environment

ks_includes/functions.py

@@ -184,3 +184,13 @@ def setup_logging(log_file, software_version):
     logging.captureWarnings(True)
 
     return listener, fh
+
+
+def detect_desktop_environment():
+    try:
+        env = os.environ['XDG_CURRENT_DESKTOP']
+        logging.info(f"Session type: {os.environ['XDG_SESSION_TYPE']} DE: {env}")
+        if os.environ['XDG_CURRENT_DESKTOP']:
+            logging.warning("WARNING: Running inside a DE is not supported, and may lead to into problems")
+    except Exception as e:
+        logging.exception(f"Error:\n{e}\n\n{traceback.format_exc()}")

screen.py

@@ -1070,6 +1070,7 @@ def main():
     functions.patch_threading_excepthook()
     logging.info(f"Python version: {sys.version_info.major}.{sys.version_info.minor}")
     logging.info(f"KlipperScreen version: {version}")
+    functions.detect_desktop_environment()
     if not Gtk.init_check():
         logging.critical("Failed to initialize Gtk")
         raise RuntimeError