From 556a89c0f1993e818f00e4a61884998dc05609d1 Mon Sep 17 00:00:00 2001
From: Taehyub Kim <taehyub.kim@samsung.com>
Date: Fri, 13 May 2022 16:05:23 +0900
Subject: [PATCH] [NUI] DragAndDrop: Fit drag window to shadow view

---
 src/Tizen.NUI/src/public/DragAndDrop/DragAndDrop.cs | 20 +++++++++++++++++---
 test/NUIDnDSource/NUIDnDSource.cs                   |  1 +
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/src/Tizen.NUI/src/public/DragAndDrop/DragAndDrop.cs b/src/Tizen.NUI/src/public/DragAndDrop/DragAndDrop.cs
index 59b839c..2bbf523 100755
--- a/src/Tizen.NUI/src/public/DragAndDrop/DragAndDrop.cs
+++ b/src/Tizen.NUI/src/public/DragAndDrop/DragAndDrop.cs
@@ -39,8 +39,8 @@ namespace Tizen.NUI
         private Dictionary<View, InternalDragAndDropEventHandler> targetEventDictionary = new Dictionary<View, InternalDragAndDropEventHandler>();
         private View mShadowView;
         private Window mDragWindow;
-        private const int shadowWidth = 150;
-        private const int shadowHeight = 150;
+        private int shadowWidth = 100;
+        private int shadowHeight = 100;
 
         [EditorBrowsable(EditorBrowsableState.Never)]
         private DragAndDrop() : this(Interop.DragAndDrop.New(), true)
@@ -74,6 +74,20 @@ namespace Tizen.NUI
                 throw new ArgumentNullException(nameof(shadowView));
             }
 
+            shadowWidth = (int)shadowView.Size.Width;
+            shadowHeight = (int)shadowView.Size.Height;
+
+            // Prevents shadowView size from being smaller than 100 pixel
+            if (shadowView.Size.Width < 100)
+            {
+                shadowWidth = 100;
+            }
+
+            if (shadowView.Size.Height < 100)
+            {
+                shadowHeight = 100;
+            }
+
             if (null == mDragWindow)
             {
                 mDragWindow = new Window("DragWindow", new Rectangle(-shadowWidth, -shadowHeight, shadowWidth, shadowHeight), true)
@@ -82,7 +96,7 @@ namespace Tizen.NUI
                 };
             }
 
-            shadowView.SetSize(shadowWidth, shadowHeight);
+            mDragWindow.SetWindowSize(new Size(shadowWidth, shadowHeight));
             shadowView.SetOpacity(0.9f);
 
             if (mShadowView)
diff --git a/test/NUIDnDSource/NUIDnDSource.cs b/test/NUIDnDSource/NUIDnDSource.cs
index af1ddcf..8725d34 100644
--- a/test/NUIDnDSource/NUIDnDSource.cs
+++ b/test/NUIDnDSource/NUIDnDSource.cs
@@ -157,6 +157,7 @@ namespace NUIDnDSource
             {
                 Tizen.Log.Debug("NUIDnDSource", "StartDragAndDrop");
                 shadowView = new ImageView(Tizen.Applications.Application.Current.DirectoryInfo.SharedResource + "dragsource.png");
+                shadowView.Size = new Size(150, 150);
                 DragData dragData;
                 dragData.MimeType = "text/uri-list";
                 dragData.Data = Tizen.Applications.Application.Current.DirectoryInfo.SharedResource + "dragsource.png";
-- 
2.7.4