private void PopulateTreeView(NG_ImageGroup Group, DevExpress.XtraTreeList.Nodes.TreeListNode Parent)
{
var _GroupNode = ImagesTreeList.AppendNode(new object[] { Group.GroupName, Group.UID.ToString(), "", "1" }, Parent);
_GroupNode.ImageIndex = 0;
_GroupNode.SelectImageIndex = 1;
foreach (var i in Group.Images)
{
var _ImageNode = ImagesTreeList.AppendNode(new object[] { i.Name + " (" + i.ImageName + ")", i.UID.ToString(), "", "0" }, _GroupNode.Id);
_ImageNode.ImageIndex = 2;
_ImageNode.SelectImageIndex = 3;
}
foreach (var sg in Group.Groups)
{
PopulateTreeView(sg, _GroupNode);
}
}
private void InitTreeView()
{
ImagesTreeList.BeginUpdate();
ImagesTreeList.Columns.Add();
ImagesTreeList.Columns[0].Caption = "Name";
ImagesTreeList.Columns[0].VisibleIndex = 0;
ImagesTreeList.Columns.Add();
ImagesTreeList.Columns[1].Caption = "ID";
ImagesTreeList.Columns[1].VisibleIndex = 1;
ImagesTreeList.Columns.Add();
ImagesTreeList.Columns[2].Caption = "Tags";
ImagesTreeList.Columns[2].VisibleIndex = 2;
ImagesTreeList.Columns.Add();
ImagesTreeList.Columns[3].Caption = "IsFolder";
ImagesTreeList.Columns[3].VisibleIndex = 3;
ImagesTreeList.Columns[1].Visible = false;
ImagesTreeList.Columns[2].Visible = false;
ImagesTreeList.Columns[3].Visible = false;
ImagesTreeList.EndUpdate();
}
private void ImagesTreeList_DragDrop(object sender, DragEventArgs e)
{
DevExpress.XtraTreeList.Nodes.TreeListNode DestinationNode;
Point pt = ((DevExpress.XtraTreeList.TreeList)sender).PointToClient(new Point(e.X, e.Y));
//DevExpress.XtraTreeList.Nodes.TreeListNode DestinationNode = ((DevExpress.XtraTreeList.Nodes.TreeListNode)sender).Calc
var _Info = ImagesTreeList.CalcHitInfo(pt);
gto:
DestinationNode = _Info.Node;
if (DestinationNode == null)
{
goto gto;
}
DevExpress.XtraTreeList.Nodes.TreeListNode _Node = (DevExpress.XtraTreeList.Nodes.TreeListNode)e.Data.GetData("DevExpress.XtraTreeList.Nodes.TreeListNode");
StartGetNodeID:
var _DestinationID = DestinationNode.GetValue("ID").ToString();
var _NodeID = _Node.GetValue("ID").ToString();
if (DestinationNode.GetValue("IsFolder").ToString().ToLower() == "1")
{
var _Group = _GroupCollection.GetGroupByID(_DestinationID);
if (_Node.GetValue("IsFolder").ToString().ToLower() == "1")
{
_GroupCollection.MoveGroupToGroup(_Node.GetValue("ID").ToString(), _DestinationID);
}
}
else
{
DestinationNode = DestinationNode.ParentNode;
goto StartGetNodeID;
}
e.Effect = DragDropEffects.None;
PopulateTreeView();
}
private void PopulateTreeView()
{
ImagesTreeList.Nodes.Clear();
ImagesTreeList.BeginUnboundLoad();
var _RootNode = ImagesTreeList.Nodes.Add(new object[] { "Project Images", "Root", "", "1" });
_RootNode.SelectImageIndex = 3;
foreach (var t in _GroupCollection.Groups)
{
PopulateTreeView(t, _RootNode);
}
ImagesTreeList.EndUnboundLoad();
if (RecentlySelectedNode != "")
{
ImagesTreeList.FocusedNode = ImagesTreeList.FindNodeByFieldValue("ID", RecentlySelectedNode);
}
//Reset Node Focus
}