From b7296dd700e39bcaa92aab97ab6ff2c94d3f41c2 Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Fri, 10 Jul 2020 13:48:47 +0200
Subject: [PATCH] Don't update material menu when it's not visible

Knocks off about a second of loading
---
 resources/qml/Menus/SettingsMenu.qml | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/resources/qml/Menus/SettingsMenu.qml b/resources/qml/Menus/SettingsMenu.qml
index a7c8d7479f..939ade5847 100644
--- a/resources/qml/Menus/SettingsMenu.qml
+++ b/resources/qml/Menus/SettingsMenu.qml
@@ -2,7 +2,7 @@
 //Cura is released under the terms of the LGPLv3 or higher.
 
 import QtQuick 2.2
-import QtQuick.Controls 1.1
+import QtQuick.Controls 1.4
 
 import UM 1.2 as UM
 import Cura 1.0 as Cura
@@ -24,7 +24,15 @@ Menu
             title: modelData.name
             property var extruder: (base.activeMachine === null) ? null : activeMachine.extruderList[model.index]
             NozzleMenu { title: Cura.MachineManager.activeDefinitionVariantsName; visible: Cura.MachineManager.activeMachine.hasVariants; extruderIndex: index }
-            MaterialMenu { title: catalog.i18nc("@title:menu", "&Material"); visible: Cura.MachineManager.activeMachine.hasMaterials; extruderIndex: index }
+            MaterialMenu
+            {
+                title: catalog.i18nc("@title:menu", "&Material")
+                visible: Cura.MachineManager.activeMachine.hasMaterials
+                extruderIndex: index
+                updateModels: false
+                onAboutToShow: updateModels = true
+                onAboutToHide: updateModels = false
+            }
 
             MenuSeparator
             {