/*
* Constructors
*/
public ApplyOver(ListGroupNode list, ApplyType type)
{
_trueIf = type;
_listGroup = list;
_listGroupName = list.FullPath;
_indexWindow = new IndexedDataWindow(_listGroup.DataWindow);
_valid = true;
}
public IndexedDataWindow(IndexedDataWindow indexedWindow)
{
_windows = new ArrayList();
this._listGroup = indexedWindow._listGroup;
_listGroup.ListDataChanged += new ListEvent(listGroup_ListDataChanged);
this._index = indexedWindow._index;
indexedWindow.Parent.AddChildWindow(this);
}
public void Update()
{
if (_windowNames == null || _windowParent == null || !_windowParent.Valid)
{
return;
}
try
{
// we don't check for intermediate null results (which may happen if
// the VariableTable has not been fully populated yet), but instead
// allow NullPointerExceptions to be thrown, which we catch.
if (_windowParent is IndexedDataWindow)
{
IndexedDataWindow idxParent = (IndexedDataWindow)_windowParent;
_windowRef = ((Hashtable)_windowParent.Reference)[_windowNames[0]];
if (_windowNames.Length != 1)
{
// -1 is because list indices are 1-indexed
_windowRef = ((ArrayList)_windowRef)[idxParent.Index - 1];
// length-1 is to ensure we get a pointer to data, rather than data
for (int i = 1; i < _windowNames.Length - 1; i++)
{
_windowRef = ((Hashtable)_windowRef)[_windowNames[i]];
}
}
}
else
{
_windowRef = _windowParent.Reference;
// length-1 is to ensure we get a pointer to data, rather than data
for (int i = 0; i < _windowNames.Length - 1; i++)
{
_windowRef = ((Hashtable)_windowRef)[_windowNames[i]];
}
}
// ensure we have a valid value
if (this.Type.ValueSpace is BinarySpace || this.Value != null)
{
// to make sure CIOs update when parent DataWindows move
ValueChanged();
}
}
catch (Exception)
{
_windowRef = null;
}
}
public void Update()
{
if (_windowNames == null || _windowParent == null || !_windowParent.Valid)
{
return;
}
try
{
// we don't check for intermediate null results (which may happen if
// the VariableTable has not been fully populated yet), but instead
// allow NullPointerExceptions to be thrown, which we catch.
if (_windowParent is IndexedDataWindow)
{
IndexedDataWindow idxParent = (IndexedDataWindow)_windowParent;
_windowRef = ((Hashtable)_windowParent.Reference)[_windowNames[0]];
if (_windowNames.Length != 1)
{
// -1 is because list indices are 1-indexed
_windowRef = ((ArrayList)_windowRef)[idxParent.Index - 1];
// length-1 is to ensure we get a pointer to data, rather than data
for (int i = 1; i < _windowNames.Length - 1; i++)
{
_windowRef = ((Hashtable)_windowRef)[_windowNames[i]];
}
}
}
else
{
if (!_state.Defined)
{
return;
}
_windowRef = _windowParent.Reference;
// length-1 is to ensure we get a pointer to data, rather than data
for (int i = 0; i < _windowNames.Length - 1; i++)
{
_windowRef = ((Hashtable)_windowRef)[_windowNames[i]];
}
}
}
catch (Exception)
{
_windowRef = null;
}
}
public bool ResolveObject(VariableTable varTable)
{
_listGroup = varTable.GetListGroup(_listGroupName);
if (_listGroup == null)
{
throw new PUC.Parsers.SpecParseException(_lineNumber, "List group references by " + PUC.Parsers.SpecParser21.APPLY_OVER_TAG + " element could not be found: " + _listGroupName);
}
_valid = true;
_indexWindow = new IndexedDataWindow(_listGroup.DataWindow);
return(_valid);
}
protected void changeIndexWindow(IDataWindow dwin)
{
if (dwin.Parent is IndexedDataWindow)
{
IndexedDataWindow iwin = (IndexedDataWindow)dwin.Parent;
if (iwin.ListGroup == _listGroup)
{
dwin.Parent.RemoveChildWindow(dwin);
_indexWindow.AddChildWindow(dwin);
}
}
else
{
changeIndexWindow(dwin.Parent);
}
}
