/// <summary>
/// Создание новой папки в работе
/// </summary>
/// <param name="parentNode">Родитель</param>
/// <param name="newFolderName">Имя новой папки</param>
/// <returns>Новая папка</returns>
public static WorkFolderNode CreateNewFolder(WorkFolderNode parentNode, string newFolderName)
{
if (parentNode != null)
{
try
{
int result = Environment.FolderData.New(parentNode.ID, newFolderName);
if (result != 0)
{
var newNode = new WorkFolderNode(result, newFolderName, parentNode.Emp);
parentNode.Nodes.Add(newNode);
newNode.RemoveBold();
newNode.EnsureVisible();
return(newNode);
}
}
catch (Exception ex)
{
Lib.Win.Data.Env.WriteToLog(ex);
}
}
return(parentNode);
}
public WorkFolderNode AddExistingFolder(int nodeID, int empID)
{
if (nodeID <= 0)
{
return(null);
}
try
{
DataRow dr = Environment.WorkFolderData(nodeID, empID);
if (dr == null)
{
Environment.ReloadReadData();
dr = Environment.WorkFolderData(nodeID, empID);
}
WorkFolderNode newNode = null;
if (dr != null)
{
int parentID = (int)dr[Environment.FolderData.ParentField];
WorkFolderNode parentNode = ContainsByID(parentID, empID)
? GetByID(parentID, empID)
: AddExistingFolder(parentID, empID);
if (parentNode != null)
{
newNode = new WorkFolderNode(nodeID, (string)dr[Environment.FolderData.NameField], parentNode.Emp);
parentNode.Nodes.Add(newNode);
newNode.RemoveBold();
}
else
{
Lib.Win.Data.Env.WriteToLog("parentNode == null");
}
}
else
{
Lib.Win.Data.Env.WriteToLog("dr == null");
}
return(newNode);
}
catch (Exception ex)
{
Lib.Win.Data.Env.WriteToLog(ex);
}
return(null);
}
private WorkFolderNode Populate(DataRow dr, DataRelation rel)
{
WorkFolderNode node = new WorkFolderNode(
(int)dr[Environment.FolderData.IDField], // id
(string)dr[Environment.FolderData.NameField], // text
Emp);
foreach (DataRow row in dr.GetChildRows(rel))
{
WorkFolderNode newNode = Populate(row, rel);
node.Nodes.Add(newNode);
}
return(node);
}
private void NewItemDialog_DialogEvent(object source, Kesco.Lib.Win.DialogEventArgs e)
{
Kesco.Lib.Win.Document.EnterStringDialog dialog = e.Dialog as Kesco.Lib.Win.Document.EnterStringDialog;
if (dialog == null || dialog.DialogResult != DialogResult.OK)
{
return;
}
string folderName = dialog.Input;
int result = Environment.FolderData.New(ID, folderName);
if (result != 0)
{
var newNode = new WorkFolderNode(result, folderName, Emp);
Nodes.Add(newNode);
newNode.RemoveBold();
newNode.EnsureVisible();
TreeView.SelectedNode = newNode;
}
}
/// <summary>
/// Получает папку ВРаботе укзанным id
/// </summary>
/// <param name="id"> Код папки </param>
/// <param name="empID"> Код сотрудника </param>
public WorkFolderNode GetByID(int id, int empID)
{
WorkFolderNode result = null;
for (int i = 0; i < Nodes.Count && result == null; i++)
{
WorkFolderNode wfnode = Nodes[i] as WorkFolderNode;
if (wfnode != null)
{
if (wfnode.ID == id && wfnode.Emp.ID == empID)
{
result = wfnode;
}
else
{
result = wfnode.GetByID(id, empID);
}
}
}
return(result);
}
public override void LoadSubNodes()
{
Nodes.Clear();
if (TreeView != null)
{
TreeView.Cursor = Cursors.WaitCursor;
}
CancellationToken ct = source.Token;
Task <DataSet> task = System.Threading.Tasks.Task <DataSet> .Factory.StartNew(() => { return(Environment.FolderData.GetFolders(Emp.ID, ct)); }, ct);
Task taskc = System.Threading.Tasks.Task.Factory.ContinueWhenAny <DataSet>(new Task <DataSet>[] { task }, (taskC) =>
{
if (taskC.Status != TaskStatus.RanToCompletion)
{
return;
}
if (ct.IsCancellationRequested)
{
ct.ThrowIfCancellationRequested();
}
DataSet ds;
lock (this)
{
ds = taskC.Result;
}
if (ds != null && ds.Tables.Contains(Environment.FolderData.TableName) && ds.Relations.Contains(Environment.FolderData.ParentRelation))
{
using (DataTable dt = ds.Tables[Environment.FolderData.TableName])
{
lock (this)
{
var rel = ds.Relations[Environment.FolderData.ParentRelation];
foreach (DataRow dr in dt.Rows)
{
DataRow[] drs = dr.GetParentRows(rel);
if (drs != null && drs.Length == 0)
{
if (this.TreeView.InvokeRequired)
{
this.TreeView.BeginInvoke(new Action <DataRow>((DataRow dR) =>
{
var node = Populate(dR, rel);
Nodes.Add(node);
if (ct.IsCancellationRequested)
{
ct.ThrowIfCancellationRequested();
}
if (dr == dt.Rows[dt.Rows.Count - 1])
{
node.UpdateStatusBegin(false, UpdateNode);
}
else
{
node.UpdateStatusBegin(false);
}
}), dr);
}
else
{
WorkFolderNode node = Populate(dr, rel);
Nodes.Add(node);
}
}
}
}
ds.Dispose();
}
}
else
{
OnUpdateNode();
}
}, ct);
if (TreeView != null)
{
TreeView.Cursor = Cursors.Default;
}
base.LoadSubNodes();
}
