From c6d9eb327191cd4ed4e322ae77096ac31f0452dd Mon Sep 17 00:00:00 2001
From: "Eevee (Evelyn Woods)" <eevee.git@veekun.com>
Date: Tue, 5 Jan 2021 17:18:09 -0700
Subject: [PATCH] Fix ctrl-click not working quite right on Macs

---
 js/main-editor.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/js/main-editor.js b/js/main-editor.js
index 0235df6..446289c 100644
--- a/js/main-editor.js
+++ b/js/main-editor.js
@@ -327,7 +327,8 @@ class MouseOperation {
         this.editor = editor;
         this.target = target;
         this.button_mask = MOUSE_BUTTON_MASKS[ev.button];
-        this.alt_mode = ev.button > 0;
+        // Check .buttons instead of .button because Macs use ctrl-click to mean right click
+        this.alt_mode = !! (ev.buttons & 2);
         this.modifier = null;  // or 'shift' or 'ctrl' (ctrl takes precedent)
         this._update_modifier(ev);