From cc29c8efc7cd33a8afa9b7221625789befeae96e Mon Sep 17 00:00:00 2001
From: Thierry Crozat <criezy@scummvm.org>
Date: Sun, 5 Jun 2022 18:54:46 +0100
Subject: [PATCH] GUI: When dropping file, use parent directory for detection

The detection was done on the dropped path, so it worked when
dropping a directory, but not a file. Now we can drop a file
and it will run the detection on the parent directory.
---
 gui/launcher.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/gui/launcher.cpp b/gui/launcher.cpp
index 1dcdfa626d5..c16eed5957e 100644
--- a/gui/launcher.cpp
+++ b/gui/launcher.cpp
@@ -544,7 +544,12 @@ void LauncherDialog::handleKeyUp(Common::KeyState state) {
 void LauncherDialog::handleOtherEvent(const Common::Event &evt) {
 	Dialog::handleOtherEvent(evt);
 	if (evt.type == Common::EVENT_DROP_FILE) {
-		doGameDetection(evt.path);
+		// If the path is a file, take the parent directory for the detection
+		Common::String path = evt.path;
+		Common::FSNode node(path);
+		if (!node.isDirectory())
+			path = node.getParent().getPath();
+		doGameDetection(path);
 	}
 }