//public event NavigatedEventHandler OnNavigated;
public PModelObjectNavigator(PBaseObject owner)
{
_owner = owner;
//levels = new List<string>();
// _positionInLevel = new List<int>();
_path = new PNavigatorPath();
}
public int IndexOf(PBaseObject obj)
{
if (obj != null)
return _items.IndexOf(obj);
else
return -1;
}
public RCollection(PBaseObject owner, string name, bool deferredLoad, IDataModel model)
{
_items = new List<PBaseObject>();
Owner = owner;
Name = name;
_deferredLoad = deferredLoad;
_loaded = false;
_model = model;
}
//private Dictionary<string, string> _items;
public PTemplates(PBaseObject ownerObject)
{
NotFoundMarks = new PNotFoundMarks();
//_loadFiles(Directory.GetCurrentDirectory());
OwnerObject = ownerObject;
// шаблонизатор пренадлежит объекту?
//if (ownerObject != null)
//{
// // подпишемся на ответ от Api
// ownerObject.Model.HostRersponse += new EventHandler<HostQueryEventArgs>(ProcessHostResponse);
//}
}
public bool IsChildOf(PBaseObject obj)
{
if (obj == null)
return false;
PCollection coll = this._ownerCollection;
while (coll != null)
{
if (coll.Owner == obj)
return true;
coll = coll.Owner._ownerCollection;
}
return false;
}
//public List<int> GetPathTo(PBaseObject toObject)
//{
// List<int> path = new List<int>();
// if (toObject._ownerCollection == null)
// return null;
// PBaseObject obj = toObject;
// while (obj._ownerCollection.Owner != null)
// {
// path.Insert(0, obj._ownerCollection.IndexOf(obj));
// if (obj._ownerCollection.Owner == this)
// {
// return path;
// }
// obj = obj._ownerCollection.Owner;
// }
// return null;
//}
public PNavigatorPath GetPathTo(PBaseObject toObject)
{
PNavigatorPath path = new PNavigatorPath();
if (toObject._ownerCollection == null)
return null;
PBaseObject obj = toObject;
while (obj._ownerCollection.Owner != null)
{
path.Parts.Insert(0, new PNavigatorPartPath(obj._ownerCollection.Name, obj._ownerCollection.IndexOf(obj)));
if (obj._ownerCollection.Owner == this)
{
return path;
}
obj = obj._ownerCollection.Owner;
}
return null;
}
public bool GetAttrWithObject(string name, bool findInOwners, out string val, out PBaseObject obj)
{
if (_attrs.TryGetValue(name.ToLower(), out val))
{
obj = this;
return true;
}
else if (this._ownerCollection != null && findInOwners) // рекурсивно ищем во всех владельцах
{
obj = this._ownerCollection.Owner;
return this._ownerCollection.Owner.GetAttr(name, true, out val);
}
else
{
obj = null;
return false;
}
}
//public void SetObject(PBaseObject obj)
//{
// this._current = obj;
// foreach (PModelObjectNavigatorPathLevel level in Levels)
// {
// level.Index = 0;
// }
// if (this._current == null)
// {
// this.Pointer = null;
// }
// else
// {
// _updatePointer();
// }
// //_enableControls((this._current != null));
//}
//private void _enableControls(bool e)
//{
// foreach (PModelObjectNavigatorPathLevel lvl in Levels)
// {
// lvl.UiControl.Enabled = e;
// }
//}
//public string GetPathString()
//{
// string ret = "";
// foreach (string lvl in _levels)
// {
// ret += ((ret != "") ? "/" : "") + lvl + "[" + lvl.ToString() + "]";
// }
// return ret;
//}
//private void _updatePointer()
//{
// if (this._current == null)
// throw new Exception("Текущий объект не задан");
// RBaseObject o = this._current;
// foreach (RModelObjectNavigatorPathLevel lvl in _levels)
// {
// RCollection coll = o.GetCollection(lvl.CollectionName, false);
// if (coll == null)
// {
// throw new Exception("Указанная в конфигурации коллекция '" + lvl.CollectionName + "' не описана в переданном объекте");
// }
// else
// {
// int index = lvl.Index;
// if (index < 0)
// {
// index = coll.Count() - 1;
// lvl.Index = index;
// }
// o = coll.GetObject(index);
// if (o != null)
// {
// this.Pointer = o;
// }
// else
// {
// break;
// }
// }
// }
// OnNavigated(this, this.Pointer);
//}
//private void _updatePointer()
//{
// if (_owner == null)
// {
// throw new Exception("Текущий объект не задан");
// }
// PBaseObject owner = _owner;
// for (int ii = 0; ii < _levels.Count(); ii++)
// {
// string level = _levels[ii];
// int position = _positionInLevel[ii];
// PCollection collection = owner.GetCollection(level, false);
// if (collection == null)
// {
// throw new Exception("Указанная в конфигурации коллекция '" + level + "' не описана в переданном объекте");
// }
// else
// {
// if (position < 0)
// {
// position = collection.Count() - 1;
// _positionInLevel[ii] = position;
// }
// PBaseObject obj = collection.GetObject(position);
// if (obj != null)
// {
// this.Pointer = obj;
// owner = obj;
// }
// else
// {
// break;
// }
// }
// }
//}
private void _updatePointer()
{
if (_owner == null)
{
throw new Exception("Текущий объект не задан");
}
PBaseObject owner = _owner;
for (int ii = 0; ii < _path.Parts.Count(); ii++)
{
string level = _path.Parts[ii].Level;
int position = _path.Parts[ii].PositionInLevel;
PCollection collection = owner.GetCollection(level, false);
if (collection == null)
{
throw new Exception("Указанная в конфигурации коллекция '" + level + "' не описана в переданном объекте");
}
else
{
if (position < 0)
{
position = collection.Count() - 1;
_path.Parts[ii].PositionInLevel = position;
}
PBaseObject obj = collection.GetObject(position);
if (obj != null)
{
this.Pointer = obj;
owner = obj;
}
else
{
break;
}
}
}
}
public PBaseObject NextSibling(PBaseObject obj)
{
int i = this._items.IndexOf(obj) + 1;
return (i >= this._items.Count()) ? null : this._items[i];
}
public PBaseObject InsertObject(PBaseObject obj)
{
_items.Add(obj);
return obj;
}
public PBaseObject PrevSibling(PBaseObject obj)
{
int i = this._items.IndexOf(obj) - 1;
return (i < 0) ? null : this._items[i];
}
// запрос
//public void RiseHostRequest(string textRequest)
//{
// HostRequest(this, new HostQueryEventArgs()
// {
// Text = textRequest
// });
//}
//// ответ
//public void RiseHostResponse(string textResponse)
//{
// HostRersponse(this, new HostQueryEventArgs()
// {
// Text = textResponse
// });
//}
public PBaseObject FindObjectById(int id, PBaseObject where)
{
PBaseObject ret = null;
if (_listObjects.TryGetValue(id, out ret))
{
//return ret.IsChildOf(where) ? ret : null;
return ret;
}
else
return null;
}
private PBaseObject LoadNewObject(int id, PCollection ownerCollection)
{
PBaseObject obj = new PBaseObject(id, ownerCollection, this);
if (ownerCollection != null)
ownerCollection.InsertObject(obj);
Dictionary<string, string> attrs = this._db.ListAttributes(id);
foreach (KeyValuePair<string, string> p in attrs)
{
obj.SetAttr(p.Key, p.Value);
}
List<string> listColl = this._db.ListCollections(id);
foreach (string coll in listColl)
{
obj.GetCollection(coll, true);
}
_listObjects.Add(obj.Id, obj);
return obj;
}
public PCollection NewCollection(PBaseObject owner, string name)
{
PCollection col = new PCollection(owner, name, this.DeferredLoad, this);
if (!this.DeferredLoad)
{
this.FillCollection(col);
}
return col;
}
public void LoadModel()
{
//this.Templates.Clear();
//Dictionary<string, string> tList = this._db.ListTemplates(this._modelCode);
//foreach (KeyValuePair<string, string> p in tList)
//{
// this.Templates.AddTemplate(p.Key, p.Value);
//}
this.Data = this.GetRootObject();
}
