public string GetName(int level)
{
IReadableColumn col = this.Document; // this may have the side effect that the object is tried to resolve, is this o.k.?
if (col is Data.DataColumn)
{
Altaxo.Data.DataTable table = Altaxo.Data.DataTable.GetParentDataTableOf((DataColumn)col);
string tablename = table == null ? string.Empty : table.Name + "\\";
string collectionname = table == null ? string.Empty : (table.PropertyColumns.ContainsColumn((DataColumn)col) ? "PropCols\\" : "DataCols\\");
if (level <= 0)
{
return(((DataColumn)col).Name);
}
else if (level == 1)
{
return(tablename + ((DataColumn)col).Name);
}
else
{
return(tablename + collectionname + ((DataColumn)col).Name);
}
}
else if (base._docNodePath != null)
{
string path = _docNodePath.ToString();
int idx = 0;
if (level <= 0)
{
idx = path.LastIndexOf('/');
if (idx < 0)
{
idx = 0;
}
else
{
idx++;
}
}
return(path.Substring(idx));
}
else if (col != null)
{
return(col.ToString());
}
else
{
return(string.Empty);
}
}
public string GetName(int level)
{
return(_column == null ? string.Empty : _column.ToString());
}
/// <summary>
/// Updates the information, indicating in <paramref name="hasTableChanged"/> whether the underlying data table has changed.
/// </summary>
/// <param name="dataTableOfPlotItem">The data table of plot item.</param>
/// <param name="groupNumberOfPlotItem">The group number of plot item.</param>
/// <param name="hasTableChanged">If set to <c>true</c>, the data table has recently changed.</param>
public void Update(DataTable dataTableOfPlotItem, int groupNumberOfPlotItem, bool hasTableChanged)
{
bool hasChanged = false;
if (!object.ReferenceEquals(_supposedDataTable, dataTableOfPlotItem))
{
_supposedDataTable = dataTableOfPlotItem;
hasChanged = true;
}
if (!(_supposedGroupNumber == groupNumberOfPlotItem))
{
_supposedGroupNumber = groupNumberOfPlotItem;
hasChanged = true;
}
if (null == _underlyingColumn)
{
if (string.IsNullOrEmpty(_nameOfUnderlyingDataColumn))
{
hasChanged |= InternalSet(ref _plotColumnBoxText, string.Empty);
hasChanged |= InternalSet(ref _plotColumnBoxState, _plotColumnBoxStateIfColumnIsMissing);
switch (_plotColumnBoxState)
{
case PlotColumnControlState.Normal:
hasChanged |= InternalSet(ref _plotColumnToolTip, string.Empty);
break;
case PlotColumnControlState.Warning:
hasChanged |= InternalSet(ref _plotColumnToolTip, "Warning: it is highly recommended to set a column!");
break;
case PlotColumnControlState.Error:
hasChanged |= InternalSet(ref _plotColumnToolTip, "Error: it is mandatory to set a column!");
break;
}
}
else
{
hasChanged |= InternalSet(ref _plotColumnBoxText, _nameOfUnderlyingDataColumn);
hasChanged |= InternalSet(ref _plotColumnToolTip, string.Format("Column {0} can not be found in this table with this group number", _nameOfUnderlyingDataColumn));
hasChanged |= InternalSet(ref _plotColumnBoxState, PlotColumnControlState.Error);
}
}
else if (_underlyingColumn is DataColumn)
{
var dcolumn = (DataColumn)_underlyingColumn;
var parentTable = DataTable.GetParentDataTableOf(dcolumn);
var parentCollection = DataColumnCollection.GetParentDataColumnCollectionOf(dcolumn);
if (null == parentTable)
{
hasChanged |= InternalSet(ref _plotColumnToolTip, string.Format("This column is an orphaned data column without a parent data table", _nameOfUnderlyingDataColumn));
hasChanged |= InternalSet(ref _plotColumnBoxState, PlotColumnControlState.Error);
if (parentCollection == null)
{
hasChanged |= InternalSet(ref _plotColumnBoxText, string.Format("Orphaned {0}", dcolumn.GetType().Name));
}
else
{
string columnName = parentCollection.GetColumnName(dcolumn);
hasChanged |= InternalSet(ref _nameOfUnderlyingDataColumn, columnName);
hasChanged |= InternalSet(ref _plotColumnBoxText, columnName);
}
}
else // UnderlyingColumn has a parent table
{
if (!object.ReferenceEquals(parentTable, dataTableOfPlotItem))
{
hasChanged |= InternalSet(ref _plotColumnBoxText, parentTable.DataColumns.GetColumnName(dcolumn));
hasChanged |= InternalSet(ref _plotColumnToolTip, string.Format("The column {0} is a data column with another parent data table: {1}", _nameOfUnderlyingDataColumn, parentTable.Name));
hasChanged |= InternalSet(ref _plotColumnBoxState, PlotColumnControlState.Warning);
}
else if (!(parentTable.DataColumns.GetColumnGroup(dcolumn) == _supposedGroupNumber))
{
string columnName = parentTable.DataColumns.GetColumnName(dcolumn);
hasChanged |= InternalSet(ref _nameOfUnderlyingDataColumn, columnName);
hasChanged |= InternalSet(ref _plotColumnBoxText, columnName);
hasChanged |= InternalSet(ref _plotColumnToolTip, string.Format("The column {0} is a data column with another group number: {1}", _nameOfUnderlyingDataColumn, parentTable.DataColumns.GetColumnGroup(dcolumn)));
hasChanged |= InternalSet(ref _plotColumnBoxState, PlotColumnControlState.Warning);
}
else
{
string columnName = parentTable.DataColumns.GetColumnName(dcolumn);
hasChanged |= InternalSet(ref _nameOfUnderlyingDataColumn, columnName);
hasChanged |= InternalSet(ref _plotColumnBoxText, columnName);
hasChanged |= InternalSet(ref _plotColumnToolTip, string.Format("UnderlyingColumn {0} of data table {1}", _nameOfUnderlyingDataColumn, parentTable.Name));
hasChanged |= InternalSet(ref _plotColumnBoxState, PlotColumnControlState.Normal);
}
}
}
else // UnderlyingColumn is not a DataColumn, but is something else
{
hasChanged |= InternalSet(ref _nameOfUnderlyingDataColumn, null);
hasChanged |= InternalSet(ref _plotColumnBoxText, _underlyingColumn.FullName);
hasChanged |= InternalSet(ref _plotColumnToolTip, string.Format("Independent data of type {0}: {1}", _underlyingColumn.GetType(), _underlyingColumn.ToString()));
hasChanged |= InternalSet(ref _plotColumnBoxState, PlotColumnControlState.Normal);
}
// now the transformation
if (null != _transformation)
{
hasChanged |= InternalSet(ref _transformationBoxText, _transformation.RepresentationAsOperator ?? _transformation.RepresentationAsFunction);
hasChanged |= InternalSet(ref _transformationToolTip, string.Format("Transforms the column data by the function f(x)={0}", _transformation.RepresentationAsFunction));
}
else // transformation is null
{
hasChanged |= InternalSet(ref _transformationBoxText, string.Empty);
hasChanged |= InternalSet(ref _transformationToolTip, "No transformation applied.");
}
_isDirty |= hasChanged;
_isDirty |= hasTableChanged;
if (_isDirty)
{
_isDirty = false;
OnChanged();
}
}