From: Xianbing Teng <xb.teng@samsung.com>
Date: Mon, 10 Jun 2019 10:08:34 +0000 (+0800)
Subject: [NUI] To support constructor with default parameters (#879)
X-Git-Tag: submit/tizen/20190611.005200~1^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=99794148e8bcd9b9364434ed2190a4628bce12db;p=platform%2Fcore%2Fcsapi%2Ftizenfx.git

[NUI] To support constructor with default parameters (#879)
---

diff --git a/src/Tizen.NUI.Xaml/src/internal/Xaml/CreateValuesVisitor.cs b/src/Tizen.NUI.Xaml/src/internal/Xaml/CreateValuesVisitor.cs
index d5e493a26..8d59879dd 100755
--- a/src/Tizen.NUI.Xaml/src/internal/Xaml/CreateValuesVisitor.cs
+++ b/src/Tizen.NUI.Xaml/src/internal/Xaml/CreateValuesVisitor.cs
@@ -88,7 +88,16 @@ namespace Tizen.NUI.Xaml
                     }
                     if (value == null)
                     {
-                        value = Activator.CreateInstance(type);
+                        if (type.GetTypeInfo().DeclaredConstructors.Any(ci => ci.IsPublic && ci.GetParameters().Length == 0))
+                        {
+                            //default constructor
+                            value = Activator.CreateInstance(type);
+                        }
+                        else
+                        {
+                            //constructor with all default parameters
+                            value = Activator.CreateInstance(type, BindingFlags.CreateInstance | BindingFlags.Public | BindingFlags.Instance | BindingFlags.OptionalParamBinding, null, new object[] { Type.Missing }, CultureInfo.CurrentCulture);
+                        }
                     }
                 }
                 catch (TargetInvocationException e)
@@ -204,7 +213,7 @@ namespace Tizen.NUI.Xaml
             if (!node.Properties.ContainsKey(XmlName.xFactoryMethod))
             {
                 //non-default ctor
-                return Activator.CreateInstance(nodeType, arguments);
+                return Activator.CreateInstance(nodeType, BindingFlags.CreateInstance | BindingFlags.Public | BindingFlags.Instance | BindingFlags.OptionalParamBinding, null, arguments, CultureInfo.CurrentCulture);
             }
 
             var factoryMethod = ((string)((ValueNode)node.Properties[XmlName.xFactoryMethod]).Value);