private void button1_Click(object sender, EventArgs e)
{
Model.GroupID = Model.GroupID == Guid.Empty ? Guid.NewGuid() : Model.GroupID;
Model.GroupName = txtGroupName.Text;
if (string.IsNullOrWhiteSpace(Model.GroupName))
{
MessageBox.Show("请首先填写组名称！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
RDSDataManager dataManager = new RDSDataManager();
dataManager.AddGroup(Model);
this.DialogResult = DialogResult.OK;
}
/// <summary>
/// 拖动释放
/// 参考：http://www.cnblogs.com/jiewei915/archive/2012/01/11/2318951.html
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void serverTree_DragDrop(object sender, DragEventArgs e)
{
// 得到拖放中的节点
var moveDataNode = (RDSDataNode)e.Data.GetData("RDManager.Model.RDSDataNode");
// 根据鼠标坐标确定要移动到的目标节点
TreeNode targetNode = new TreeNode();
Point pt = ((TreeView)(sender)).PointToClient(new Point(e.X, e.Y));
targetNode = this.serverTree.GetNodeAt(pt);
var targetDataNode = (RDSDataNode)targetNode;
// 如果目标为自己，返回
if (targetDataNode.Text == moveDataNode.Text)
{
return;
}
// 如果目标包含在自己的节点树中，返回
if (moveDataNode.Nodes.Contains(targetDataNode))
{
return;
}
else if (targetDataNode.FullPath.Contains(moveDataNode.FullPath))
{
return;
}
// 如果目标节点是Server，返回
if (targetDataNode.NodeType == RDSDataNodeType.Server)
{
return;
}
// 如果目标为子节点，返回
if (targetDataNode.Parent == moveDataNode)
{
return;
}
// 如果目标为父节点，返回
if (targetDataNode == moveDataNode.Parent)
{
return;
}
// 移除拖放的节点
RemoveServerTreeNode(moveDataNode, false);
// 添加节点
var newMoveNode = (RDSDataNode)moveDataNode.Clone();
newMoveNode.RDSData = moveDataNode.RDSData;
newMoveNode.NodeType = moveDataNode.NodeType;
// 保存节点
if (newMoveNode.NodeType == RDSDataNodeType.Group)
{
var group = (RDSGroup)newMoveNode.RDSData;
group.ParentGroupID = (Guid)targetDataNode.Tag;
RDSDataManager dataManager = new RDSDataManager();
dataManager.AddGroup(group);
}
else
{
var server = (RDSServer)newMoveNode.RDSData;
server.GroupID = (Guid)targetDataNode.Tag;
RDSDataManager dataManager = new RDSDataManager();
dataManager.AddServer(server);
}
// 将节点插入到分组中
targetDataNode.Nodes.Insert(targetDataNode.Nodes.Count, newMoveNode);
// 更新当前拖动的节点选择
serverTree.SelectedNode = newMoveNode;
// 展开当前节点的父节点
targetDataNode.Expand();
}