From a9cd428a5ac637172071e045a011ea8aad4e0b99 Mon Sep 17 00:00:00 2001
From: "Tom A. Wagner" <tom.a.wagner@protonmail.com>
Date: Sat, 8 May 2021 18:44:50 +0200
Subject: [PATCH] Change cursor to grab hand over output port.

This lets the user know the port can be dragged to create a link.
---
 src/view/port.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/view/port.rs b/src/view/port.rs
index 1819f83..d91a367 100644
--- a/src/view/port.rs
+++ b/src/view/port.rs
@@ -101,6 +101,9 @@ impl Port {
                     .content(&gdk::ContentProvider::for_value(&(id.to_value())))
                     .build();
                 res.add_controller(&drag_src);
+
+                // Display a grab cursor when the mouse is over the port so the user knows it can be dragged to another port.
+                res.set_cursor(gtk::gdk::Cursor::from_name("grab", None).as_ref());
             }
         }