xenadmin/XenAdmin/Controls/TreeViews/MultiSelectTreeViewEventArgs.cs

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using System;
using System.Collections.Generic;
using System.Windows.Forms;
using System.Collections.ObjectModel;
using System.ComponentModel;

namespace XenAdmin.Controls
{
    public class MultiSelectTreeViewItemDragEventArgs : EventArgs
    {
        private readonly ReadOnlyCollection<MultiSelectTreeNode> _nodes;
        private readonly MouseButtons _button;

        public MultiSelectTreeViewItemDragEventArgs(MouseButtons button)
            : this(button, new MultiSelectTreeNode[0])
        {
        }

        public MultiSelectTreeViewItemDragEventArgs(MouseButtons button, IEnumerable<MultiSelectTreeNode> nodes)
        {
            _nodes = new ReadOnlyCollection<MultiSelectTreeNode>(new List<MultiSelectTreeNode>(nodes));
            _button = button;
        }

        public MouseButtons Button
        {
            get
            {
                return _button;
            }
        }

        public ReadOnlyCollection<MultiSelectTreeNode> Nodes
        {
            get
            {
                return _nodes;
            }
        }
    }

    public class MultiSelectTreeViewCancelEventArgs : CancelEventArgs
    {
        private readonly TreeViewAction _action;
        private readonly MultiSelectTreeNode _node;

        public MultiSelectTreeViewCancelEventArgs(MultiSelectTreeNode node, bool cancel, TreeViewAction action)
            : base(cancel)
        {
            _node = node;
            _action = action;
        }

        public TreeViewAction Action
        {
            get
            {
                return _action;
            }
        }

        public MultiSelectTreeNode Node
        {
            get
            {
                return _node;
            }
        }
    }
}