/// <summary>
/// Attempts to write an object to a range of cells defined by the various output-related state values
/// of this ProjectInvocationRule.
/// </summary>
/// <remarks>
/// If the object is enumerable, its enumerated values are written.
/// </remarks>
/// <exception cref="System.InvalidOperationException">The UsesOutput property value is false.</exception>
public void WriteOutputData(object data)
{
if (!UsesOutput) {
throw new InvalidOperationException();
}
var v = new CellRangeValidator(OutputCellRange, m_nrProvider);
Excel.Worksheet ws = GetSheetByKey(m_outputSheetKey);
Excel.Range r = v.GetRange(ws);
IEnumerable e = data as IEnumerable;
if (e == null || e is string) {
ws.Cells[r.Row, r.Column] = data;
}
else {
Helper.SetRangeValues(e.Cast<object>(), r, OutputRangeOrder);
}
}
/// <summary>
/// Returns a value indicating whether this ProjectInvocationRule is in a valid state.
/// </summary>
private bool DetermineValidity()
{
if (UsesInput) {
Excel.Worksheet ws = GetSheetByKey(m_inputSheetKey);
if (ws == null) {
return false;
}
var v = new CellRangeValidator(InputCellRange, m_nrProvider);
if (!v.IsValid) {
return false;
}
}
if (UsesOutput) {
Excel.Worksheet ws = GetSheetByKey(m_outputSheetKey);
if (ws == null) {
return false;
}
var v = new CellRangeValidator(OutputCellRange, m_nrProvider);
if (!v.IsValid) {
return false;
}
}
if (!PathIsValid(ProjectPath)) {
return false;
}
return true;
}
/// <summary>
/// Reads a collection of values from cells in the input range of the selected input data worksheet,
/// sequenced in accordance with the input range ordering value.
/// </summary>
/// <returns>A collection of cell values.</returns>
/// <exception cref="System.InvalidOperationException">Either the UsesInput property value is
/// false or this ProjectInvocationRule is not in a valid state.</exception>
public IEnumerable<object> ReadInputData()
{
if (!UsesInput || !IsValid) {
throw new InvalidOperationException();
}
var v = new CellRangeValidator(InputCellRange, m_nrProvider);
Excel.Worksheet ws = GetSheetByKey(m_inputSheetKey);
Excel.Range r = v.GetRange(ws);
return Helper.GetRangeValues(r, InputRangeOrder);
}
