From 5fb54c008d17f9b3df239b4529b43db99edb7614 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sun, 19 Sep 2021 18:46:06 +0200
Subject: [PATCH] Fix shortcut display in editor tooltips #8798

After the editor is attached as tab to the main window,
looking up keyboard bindings using get_toplevel() no longer
works.

This uses the widget-hierarchy just like ARDOUR_UI does.
---
 libs/gtkmm2ext/gtk_ui.cc | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/libs/gtkmm2ext/gtk_ui.cc b/libs/gtkmm2ext/gtk_ui.cc
index d3335e3476..7167eb3449 100644
--- a/libs/gtkmm2ext/gtk_ui.cc
+++ b/libs/gtkmm2ext/gtk_ui.cc
@@ -390,13 +390,16 @@ UI::set_tip (Widget *w, const gchar *tip, const gchar *hlp)
 	}
 
 	if (action) {
-		Bindings* bindings = (Bindings*) w->get_data ("ardour-bindings");
-		if (!bindings) {
-			Gtk::Window* win = (Gtk::Window*) w->get_toplevel();
-			if (win) {
-				bindings = (Bindings*) win->get_data ("ardour-bindings");
+		/* get_bindings_from_widget_heirarchy */
+		Widget* ww = w;
+		Bindings* bindings = NULL;
+		do {
+			bindings = (Bindings*) ww->get_data ("ardour-bindings");
+			if (bindings) {
+				break;
 			}
-		}
+			ww = ww->get_parent ();
+		} while (ww);
 
 		if (!bindings) {
 			bindings = global_bindings;