private void tvFormel_DragDrop(object sender, DragEventArgs e)
{
TreeNode NewNode;
if (e.Data.GetDataPresent(typeof(TreeNode)))
{
Point pt = ((TreeView)sender).PointToClient(new Point(e.X, e.Y));
TreeNode DestinationNode = ((TreeView)sender).GetNodeAt(pt);
NewNode = (TreeNode)e.Data.GetData("System.Windows.Forms.TreeNode");
if (DestinationNode != NewNode)
{
int parentGoodsID = 0;
int selfGoodsID = 0;
string parentFrockNumber = "";
string selfFrockNumber = "";
S_FrockStandingBook selfFrock = new S_FrockStandingBook();
SeparateString(DestinationNode.Tag.ToString(), out parentGoodsID, out parentFrockNumber);
SeparateString(NewNode.Tag.ToString(), out selfGoodsID, out selfFrockNumber);
selfFrock.GoodsID = selfGoodsID;
selfFrock.FrockNumber = selfFrockNumber;
if (parentGoodsID != 0 && parentFrockNumber != "")
{
selfFrock.ParentGoodsID = parentGoodsID;
selfFrock.ParentFrockNumber = parentFrockNumber;
}
if (!m_serverFrockStandingBook.ChangeParentChildRelationships(selfFrock, out m_strErr))
{
MessageDialog.ShowPromptMessage(m_strErr);
return;
}
else
{
DestinationNode.Nodes.Add((TreeNode)NewNode.Clone());
DestinationNode.Expand();
//删除已经移动的节点
NewNode.Remove();
RefrshData();
}
}
}
}
