From d8daa0835984be05f6cdf4beca06028355c48b0e Mon Sep 17 00:00:00 2001
From: remyabel <47402505+remyabel@users.noreply.github.com>
Date: Tue, 10 Dec 2019 04:24:14 -0500
Subject: [PATCH] GTreeView: Prevent doubleclick with right mouse button (#868)

This follows user expectations and prevents interference with context menu
handling.
---
 Libraries/LibGUI/GTreeView.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/Libraries/LibGUI/GTreeView.cpp b/Libraries/LibGUI/GTreeView.cpp
index 716eaccda8..c363a9ea28 100644
--- a/Libraries/LibGUI/GTreeView.cpp
+++ b/Libraries/LibGUI/GTreeView.cpp
@@ -94,11 +94,13 @@ void GTreeView::doubleclick_event(GMouseEvent& event)
     if (!index.is_valid())
         return;
 
-    if (selection().first() != index)
-        selection().set(index);
+    if (event.button() == GMouseButton::Left) {
+        if (selection().first() != index)
+            selection().set(index);
 
-    if (model.row_count(index))
-        toggle_index(index);
+        if (model.row_count(index))
+            toggle_index(index);
+    }
 }
 
 void GTreeView::toggle_index(const GModelIndex& index)