From 107c1969f5cb594a7dbde807708498e490fd4a0f Mon Sep 17 00:00:00 2001
From: Michael Alexsander <michaelalexsander@protonmail.com>
Date: Mon, 11 Nov 2019 12:41:46 -0300
Subject: [PATCH] Hide "Set As Main Scene" in FileSystem dock if the scene is
 already the main one

---
 editor/filesystem_dock.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/editor/filesystem_dock.cpp b/editor/filesystem_dock.cpp
index f35033e2be9..fb591b51dfd 100644
--- a/editor/filesystem_dock.cpp
+++ b/editor/filesystem_dock.cpp
@@ -2147,7 +2147,9 @@ void FileSystemDock::_file_and_folders_fill_popup(PopupMenu *p_popup, Vector<Str
 			if (filenames.size() == 1) {
 				p_popup->add_icon_item(get_icon("Load", "EditorIcons"), TTR("Open Scene"), FILE_OPEN);
 				p_popup->add_icon_item(get_icon("CreateNewSceneFrom", "EditorIcons"), TTR("New Inherited Scene"), FILE_INHERIT);
-				p_popup->add_icon_item(get_icon("PlayScene", "EditorIcons"), TTR("Set As Main Scene"), FILE_MAIN_SCENE);
+				if (ProjectSettings::get_singleton()->get("application/run/main_scene") != filenames[0]) {
+					p_popup->add_icon_item(get_icon("PlayScene", "EditorIcons"), TTR("Set As Main Scene"), FILE_MAIN_SCENE);
+				}
 			} else {
 				p_popup->add_icon_item(get_icon("Load", "EditorIcons"), TTR("Open Scenes"), FILE_OPEN);
 			}