[NUI] Add native handle null check in Uint16Pair

diff --git a/src/Tizen.NUI/src/internal/Common/Uint16Pair.cs b/src/Tizen.NUI/src/internal/Common/Uint16Pair.cs
index b3c93e3..1a9cdbf 100755 (executable)
--- a/src/Tizen.NUI/src/internal/Common/Uint16Pair.cs
+++ b/src/Tizen.NUI/src/internal/Common/Uint16Pair.cs
@@ -15,8 +15,8 @@
  *
  */
 
-using System;
-using System.ComponentModel;
+using global::System;
+using global::System.Runtime.InteropServices;
 
 namespace Tizen.NUI
 {
@@ -31,12 +31,19 @@ namespace Tizen.NUI
     internal class Uint16Pair : Disposable
     {
 
-        internal Uint16Pair(global::System.IntPtr cPtr, bool cMemoryOwn) : base(cPtr, cMemoryOwn)
+        internal Uint16Pair(IntPtr cPtr, bool cMemoryOwn) : base(cPtr, cMemoryOwn)
         {
         }
 
-        protected override void ReleaseSwigCPtr(System.Runtime.InteropServices.HandleRef swigCPtr)
+        protected override void ReleaseSwigCPtr(HandleRef swigCPtr)
         {
+            if (swigCPtr.Handle == IntPtr.Zero)
+            {
+                //Log.Fatal("NUI", "Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+                //Log.Fatal("NUI", "Error! just return here! this can cause unknown error or crash in next step");
+                //return false;
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             Interop.Uint16Pair.DeleteUint16Pair(swigCPtr);
         }
 
@@ -95,6 +102,10 @@ namespace Tizen.NUI
         /// <param name="width">The x dimension to be stored in this 2-tuple.</param>
         public void SetWidth(ushort width)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             Interop.Uint16Pair.SetWidth(SwigCPtr, width);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
@@ -107,6 +118,10 @@ namespace Tizen.NUI
         /// </return>
         public ushort GetWidth()
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             ushort ret = Interop.Uint16Pair.GetWidth(SwigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -118,6 +133,10 @@ namespace Tizen.NUI
         /// <param name="height">The y dimension to be stored in this 2-tuple.</param>
         public void SetHeight(ushort height)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             Interop.Uint16Pair.SetHeight(SwigCPtr, height);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
@@ -130,6 +149,10 @@ namespace Tizen.NUI
         /// </return>
         public ushort GetHeight()
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             ushort ret = Interop.Uint16Pair.GetHeight(SwigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -141,6 +164,10 @@ namespace Tizen.NUI
         /// <param name="x">The x dimension to be stored in this 2-tuple.</param>
         public void SetX(ushort x)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             Interop.Uint16Pair.SetX(SwigCPtr, x);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
@@ -153,6 +180,10 @@ namespace Tizen.NUI
         /// </return>
         public ushort GetX()
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             ushort ret = Interop.Uint16Pair.GetX(SwigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -164,6 +195,10 @@ namespace Tizen.NUI
         /// <param name="y">The y dimension to be stored in this 2-tuple.</param>
         public void SetY(ushort y)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             Interop.Uint16Pair.SetY(SwigCPtr, y);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
@@ -176,6 +211,10 @@ namespace Tizen.NUI
         /// </return>
         public ushort GetY()
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             ushort ret = Interop.Uint16Pair.GetY(SwigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -188,6 +227,10 @@ namespace Tizen.NUI
         /// <return>The created object.</return>
         public Uint16Pair Assign(Uint16Pair rhs)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             Uint16Pair ret = new Uint16Pair(Interop.Uint16Pair.Assign(SwigCPtr, Uint16Pair.getCPtr(rhs)), false);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -195,6 +238,10 @@ namespace Tizen.NUI
 
         private bool EqualTo(Uint16Pair rhs)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             bool ret = Interop.Uint16Pair.EqualTo(SwigCPtr, Uint16Pair.getCPtr(rhs));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -202,6 +249,10 @@ namespace Tizen.NUI
 
         private bool NotEqualTo(Uint16Pair rhs)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             bool ret = Interop.Uint16Pair.NotEqualTo(SwigCPtr, Uint16Pair.getCPtr(rhs));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -209,6 +260,10 @@ namespace Tizen.NUI
 
         private bool LessThan(Uint16Pair rhs)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             bool ret = Interop.Uint16Pair.LessThan(SwigCPtr, Uint16Pair.getCPtr(rhs));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
@@ -216,9 +271,14 @@ namespace Tizen.NUI
 
         private bool GreaterThan(Uint16Pair rhs)
         {
+            if (SwigCPtr.Handle == IntPtr.Zero)
+            {
+                throw new InvalidOperationException("Error! NUI.Uint16Pair's native DALi object is already disposed! OR the native DALi object handle of NUI.Uint16Pair's became null by unknown reason!");
+            }
             bool ret = Interop.Uint16Pair.GreaterThan(SwigCPtr, Uint16Pair.getCPtr(rhs));
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
             return ret;
         }
+
     }
 }