add cursor visibility mode

src/app_layout.cpp

@@ -1016,6 +1016,18 @@ void App::init_menu_tools()
                         Settings::save();
                     };
                 }
+
+                if (auto mode = popup_time->find<NodeComboBox>("tools-show-cursor"))
+                {
+                    mode->set_index(Settings::value_or<Serializer::Integer>("show-cursor", 0));
+
+                    mode->on_select = [mode](Node* target, int index)
+                    {
+                        App::I->canvas->set_cursor_visibility((NodeCanvas::kCursorVisibility)index);
+                        Settings::set("show-cursor", Serializer::Integer(index));
+                        Settings::save();
+                    };
+                }
             };
 
             popup_exp->find<NodeButtonCustom>("clear-grids")->on_click = [this, popup_exp](Node*) {