rectify material access for job items

GUI/Models/ItemWithMaterial.cpp

@@ -13,6 +13,9 @@
 //  ************************************************************************************************
 
 #include "GUI/Models/ItemWithMaterial.h"
+#include "GUI/Models/JobItem.h"
+#include "GUI/Models/JobModelFunctions.h"
+#include "GUI/Models/MaterialItemContainer.h"
 #include "GUI/Models/MaterialItemUtils.h"
 #include "GUI/Views/PropertyEditor/CustomEditors.h"
 
@@ -40,11 +43,21 @@ void ItemWithMaterial::setMaterialUndefined()
 
 QColor ItemWithMaterial::materialColor() const
 {
+    const auto parentJob = GUI::Model::JobFunctions::findJobItem(this);
+    if (parentJob)
+        return parentJob->materialContainerItem()->findMaterialById(materialIdentifier())->color();
+
     return GUI::Model::MaterialItemUtils::findMaterial(materialIdentifier())->color();
 }
 
 QString ItemWithMaterial::materialName() const
 {
+    const auto parentJob = GUI::Model::JobFunctions::findJobItem(this);
+    if (parentJob)
+        return parentJob->materialContainerItem()
+            ->findMaterialById(materialIdentifier())
+            ->itemName();
+
     return GUI::Model::MaterialItemUtils::findMaterial(materialIdentifier())->itemName();
 }