/// <summary>
/// 载入子节点
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void tlGroup_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
var id = e.Node["colId"].ToString();
int type = Convert.ToInt32(e.Node["colType"]);
this.tlGroup.BeginUnboundLoad();
if (type == 1)
{
e.Node.Nodes.Clear();
var group = this.relateGroups.Find(r => r.Id == id); // the seleted group
var children = this.relateGroups.Where(r => r.ParentId == id).ToList();
AppendGroupNodes(children, e.Node);
AppendEntityNodes(group, e.Node);
}
else if (type == 2)
{
e.Node.Nodes.Clear();
AppendEntityNodes(id, e.Node);
}
this.tlGroup.EndUnboundLoad();
}
private void treeList1_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
TreeListNode _fnode = e.Node;
object _value = _fnode.GetValue(this.treeListColumn1);
if (_fnode.Nodes.Count == 0 && _fnode.HasChildren)
{
LoadChildGuideLine(_value as MD_GuideLine, _fnode);
}
}
private void tlFolders_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
try
{
Directory selectedFolder = (Directory)tlFolders.GetDataRecordByNode(e.Node);
if (selectedFolder.Expanded)
{
return;
}
selectedFolder.Expanded = true;
for (int i = 0; i < e.Node.Nodes.Count; i++)
{
Directory subFolder = (Directory)tlFolders.GetDataRecordByNode(e.Node.Nodes[i]);
DirectoryInfo[] directory = null;
try
{
directory = subFolder.DirectoryInfo.GetDirectories();
}
catch
{
e.Node.Nodes[i].Visible = false;
}
if (directory == null)
{
continue;
}
for (int j = 0; j < directory.Length; j++)
{
if (directory[j].Name.StartsWith("$") || directory[j].Name.StartsWith("."))
{
continue;
}
Directory childDirectory = new Directory {
Id = (subFolder.Id.ToString() + "_" + (j + 1).ToString()), ParentId = subFolder.Id, Name = directory[j].Name, DirectoryInfo = directory[j]
};
directoryList.Add(childDirectory);
}
}
tlFolders.RefreshDataSource();
e.Node.Expanded = true;
//tlFolders.RefreshNode(e.Node);
}
catch (Exception ex)
{
DataTable asdas = ConvertListToDataTable(directoryList);
DataView ddddd = asdas.AsDataView();
ddddd.RowFilter = "Column1 = 410";
}
}
private void treeList1_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
TreeListNode _fnode = e.Node;
SinoOrganize _org = _fnode.Tag as SinoOrganize;
if (_fnode.Nodes.Count == 0 && _fnode.HasChildren)
{
LoadChildNode(_fnode, _org);
}
}
private void treeList1_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
if (e.Node.Tag != null)
{
Cursor currentCursor = Cursor.Current;
Cursor.Current = Cursors.WaitCursor;
InitFolders(e.Node.GetDisplayText("FullName"), e.Node);
e.Node.Tag = null;
Cursor.Current = currentCursor;
}
}
private void treeList1_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
OrgExtBusinessObject _orgExtData = (OrgExtBusinessObject)treeList1.GetDataRecordByNode(e.Node);
if (_orgExtData == null) return;
if (_orgExtData.ChildOrgList.Count == 1)
{
OrgExtBusinessObject _firstData = _orgExtData.ChildOrgList[0];
if (_firstData.IsBlank)
{
this.treeList1.BeginUpdate();
_orgExtData.ChildOrgList.Clear();
foreach (OrgExtInfo _dw in GetChildOrgList((string)_orgExtData.GetData("ZZJGID")))
{
OrgExtBusinessObject _bi = new OrgExtBusinessObject(_dw, ExtendFields);
_bi.ChildOrgList.Add(new OrgExtBusinessObject(null, null));
_orgExtData.ChildOrgList.Add(_bi);
}
this.treeList1.EndUpdate();
}
}
}
/// <summary>
/// 节点展开
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void tlData_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
var id = e.Node["colId"].ToString();
int type = Convert.ToInt32(e.Node["colType"]);
if (type == 1)
{
this.tlData.BeginUnboundLoad();
e.Node.Nodes.Clear();
// load contain dict
var dicts = CallerFactory <IDictService> .Instance.FindByCategory(id);
foreach (var item in dicts)
{
var node = this.tlData.AppendNode(new object[] { item.Id, item.Name, 2 }, e.Node);
node.StateImageIndex = 1;
node.HasChildren = false;
}
this.tlData.EndUnboundLoad();
}
}
private void trr_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
e.Node.Nodes.Clear();
if (e.Node.Level == 0)
{
DataTable dt = SqlHelper.GetDataTable(string.Format("SELECT NAME FROM {0}..SYSOBJECTS WHERE XTYPE='U' ORDER BY NAME", e.Node.GetValue("NAME")), null);
foreach (DataRow dr in dt.Rows)
{
e.Node.Nodes.Add(dr);
}
foreach (TreeListNode item in e.Node.Nodes)
{
item.Nodes.Add("Null");
}
}
if (e.Node.Level == 1)
{
DataTable dt = SqlHelper.GetDataTable(string.Format("USE {0}\r\nSELECT NAME FROM SYSCOLUMNS WHERE ID=OBJECT_ID('{1}') ORDER BY NAME", e.Node.ParentNode.GetValue("NAME"), e.Node.GetValue("NAME")), null);
foreach (DataRow dr in dt.Rows)
{
e.Node.Nodes.Add(dr);
}
}
}
private void treeResources_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
StartCalcTreeListHeight();
}
private void treeList1_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
// treeList1.
//string a=e.Node.Tag.ToString();
}
private void treeList1_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
//FillupChildNodes(e.Node);
}
void treeList1_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
}
private void tl_student_BeforeExpand(object sender, DevExpress.XtraTreeList.BeforeExpandEventArgs e)
{
}
