From 3cc987a5b4afdc0b8df5be420fc6d1e2a19fbe66 Mon Sep 17 00:00:00 2001
From: flow <flowlnlnln@gmail.com>
Date: Thu, 1 Dec 2022 22:54:03 -0300
Subject: [PATCH] fix: explicitly set scheme for local file in -I argument

Otherwise isLocalFile() will return false for local files without the
file:// thingy.

Signed-off-by: flow <flowlnlnln@gmail.com>
---
 launcher/ui/MainWindow.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/launcher/ui/MainWindow.cpp b/launcher/ui/MainWindow.cpp
index e2fb10954..b626bbae5 100644
--- a/launcher/ui/MainWindow.cpp
+++ b/launcher/ui/MainWindow.cpp
@@ -1817,6 +1817,10 @@ void MainWindow::droppedURLs(QList<QUrl> urls)
 {
     // NOTE: This loop only processes one dropped file!
     for (auto& url : urls) {
+        // The isLocalFile() check below doesn't work as intended without an explicit scheme.
+        if (url.scheme().isEmpty())
+            url.setScheme("file");
+
         if (!url.isLocalFile()) {  // probably instance/modpack
             addInstance(url.toString());
             break;