Source/AdvTree/TreeDragFeedbackEventArgs.cs

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using System;
using System.Text;

namespace DevComponents.AdvTree
{
    /// <summary>
    /// Defines the data for NodeDragFeedback event.
    /// </summary>
    public class TreeDragFeedbackEventArgs : EventArgs
    {
        /// <summary>
        /// Gets or sets whether this drop location is accepted. Default value is true. You can set this to false to disable drop at this location.
        /// </summary>
        public bool AllowDrop = true;
        /// <summary>
        /// Gets or sets the parent node for the node that is being dragged. This can be null/nothing value to indicate a root top-level node that
        /// is in AdvTree.Nodes collection.
        /// </summary>
        public Node ParentNode = null;
        /// <summary>
        /// Gets or sets the new insert position inside of ParentNode.Nodes collection for the node being dragged.
        /// </summary>
        public int InsertPosition = 0;

        private Node _DragNode;
        /// <summary>
        /// Gets reference to the node being dragged.
        /// </summary>
        public Node DragNode
        {
            get { return _DragNode; }
#if FRAMEWORK20
            set
            {
            	_DragNode = value;
            }
#endif
        }

        /// <summary>
        /// Initializes a new instance of the TreeDragFeedbackEventArgs class.
        /// </summary>
        /// <param name="parentNode"></param>
        /// <param name="insertPosition"></param>
        public TreeDragFeedbackEventArgs(Node parentNode, int insertPosition, Node dragNode)
        {
            ParentNode = parentNode;
            InsertPosition = insertPosition;
            _DragNode = dragNode;
        }

        /// <summary>
        /// Initializes a new instance of the TreeDragFeedbackEventArgs class.
        /// </summary>
        public TreeDragFeedbackEventArgs()
        {
        }
    }
}