From b5fd753886f69c99edbd437c99c130d03808ee60 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sun, 18 Sep 2022 22:51:58 +0200
Subject: [PATCH] Set tooltip for send polarity button

---
 gtk2_ardour/route_ui.cc | 28 ++++++++++++++++++++++------
 gtk2_ardour/route_ui.h  |  1 +
 2 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/gtk2_ardour/route_ui.cc b/gtk2_ardour/route_ui.cc
index 39b5773f3d..48a1bd3ce4 100644
--- a/gtk2_ardour/route_ui.cc
+++ b/gtk2_ardour/route_ui.cc
@@ -2071,6 +2071,7 @@ RouteUI::setup_invert_buttons ()
 	if (_n_polarity_invert == N) {
 		/* buttons are already setup for this strip, but we should still set the values */
 		update_polarity_display ();
+		update_polarity_tooltips ();
 		return;
 	}
 	_n_polarity_invert = N;
@@ -2104,12 +2105,6 @@ RouteUI::setup_invert_buttons ()
 			b->set_text (string_compose (X_("Ø%1"), i + 1));
 		}
 
-		if (N <= _max_invert_buttons) {
-			UI::instance()->set_tip (*b, string_compose (_("Left-click to invert polarity of channel %1 of this track. Right-click to show menu."), i + 1));
-		} else {
-			UI::instance()->set_tip (*b, _("Click to show a menu of channels to invert polarity"));
-		}
-
 		_invert_buttons.push_back (b);
 		invert_button_box.pack_start (*b);
 	}
@@ -2118,6 +2113,7 @@ RouteUI::setup_invert_buttons ()
 	invert_button_box.show_all ();
 
 	update_polarity_display ();
+	update_polarity_tooltips ();
 }
 
 void
@@ -2164,6 +2160,21 @@ RouteUI::update_polarity_display ()
 
 	}
 }
+void
+RouteUI::update_polarity_tooltips ()
+{
+	boost::shared_ptr<Send> send = boost::dynamic_pointer_cast<Send>(_current_delivery);
+	int i = 0;
+	for (auto const& b : _invert_buttons) {
+		if (send) {
+			UI::instance()->set_tip (*b, _("Click to invert polarity of all send channels"));
+		} else if (_n_polarity_invert <= _max_invert_buttons) {
+			UI::instance()->set_tip (*b, string_compose (_("Left-click to invert polarity of channel %1 of this track. Right-click to show menu."), ++i));
+		} else {
+			UI::instance()->set_tip (*b, _("Click to show a menu of channels to invert polarity"));
+		}
+	}
+}
 
 bool
 RouteUI::invert_release (GdkEventButton* ev, uint32_t i)
@@ -2198,6 +2209,11 @@ RouteUI::invert_press (GdkEventButton* ev)
 		return false;
 	}
 
+	if (boost::dynamic_pointer_cast<Send>(_current_delivery)) {
+		/* do not show context menu for send polarity */
+		return false;
+	}
+
 	delete _invert_menu;
 	_invert_menu = new Menu;
 	_invert_menu->set_name ("ArdourContextMenu");
diff --git a/gtk2_ardour/route_ui.h b/gtk2_ardour/route_ui.h
index 70907fb256..41015f2e35 100644
--- a/gtk2_ardour/route_ui.h
+++ b/gtk2_ardour/route_ui.h
@@ -275,6 +275,7 @@ private:
 	void update_solo_display ();
 	void update_mute_display ();
 	void update_polarity_display ();
+	void update_polarity_tooltips ();
 	void update_solo_button ();
 	void solo_changed_so_update_mute ();
 	void session_rec_enable_changed ();