private void deleteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string          item     = "";
            List <ItemNode> item_arr = new List <ItemNode>();

            for (int i = 0; i < LV_item.SelectedItems.Count; i++)
            {
                ItemNode find = FindNodeLV(LV_item.SelectedItems[i]);
                if (find != null)
                {
                    item_arr.Add(find);
                    item += find.Info.Name + "\r\n";
                }
            }
            DeleteConfirmForm f = new DeleteConfirmForm();

            f.TB.Text = item;
            f.ShowDialog(this);
            if (f.Delete)
            {
                DeleteItems items = new DeleteItems()
                {
                    Items = item_arr, PernamentDelete = f.CB_pernament.Checked
                };
                Setting_UI.reflection_eventtocore.ExplorerAndManagerFile.DeletePath(items);
            }
        }
        private void deleteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DeleteConfirmForm d = new DeleteConfirmForm();

            switch (TV_item.SelectedNode.ImageIndex)
            {
            case 0:    //disk
                break;

            case 1:    //folder
                TreeNode_ parent_node = GetRootParent(TV_item.SelectedNode);
                if (parent_node.ImageIndex == 0)
                {
                    d.TB.Text = TV_item.SelectedNode.FullPath;                                 //disk
                }
                else
                {
                    d.TB.Text = ((CloudType)parent_node.ImageIndex).ToString() + ":" + TV_item.SelectedNode.FullPath;
                }
                d.ShowDialog(this);
                if (d.Delete)
                {
                    DeleteItems deleteitems = new DeleteItems()
                    {
                        PernamentDelete = d.CB_pernament.Checked
                    };
                    deleteitems.Items.Add(((TreeNode_)TV_item.SelectedNode).ExplorerNode as ItemNode);
                    Setting_UI.reflection_eventtocore.ExplorerAndManagerFile.DeletePath(deleteitems);
                }
                break;

            default:    //cloud
                d.TB.Text = ((CloudType)TV_item.SelectedNode.ImageIndex).ToString() + ":" + TV_item.SelectedNode.Text;
                d.CB_pernament.Enabled = false;
                d.ShowDialog(this);
                if (d.Delete)
                {
                    TV_item.Nodes.Remove(TV_item.SelectedNode);
                    Setting_UI.reflection_eventtocore.AccountsAndCloud.DeleteAccountCloud(TV_item.SelectedNode.Text, (CloudType)TV_item.SelectedNode.ImageIndex);
                }
                break;
            }
        }