private int FindColInfoIdx(int columnIx, int fromColInfoIdx)
{
if (columnIx < 0)
{
throw new ArgumentException("column parameter out of range: " + columnIx);
}
if (fromColInfoIdx < 0)
{
throw new ArgumentException("fromIdx parameter out of range: " + fromColInfoIdx);
}
for (int k = fromColInfoIdx; k < records.Count; k++)
{
ColumnInfoRecord ci = GetColInfo(k);
if (ci.ContainsColumn(columnIx))
{
return(k);
}
if (ci.FirstColumn > columnIx)
{
break;
}
}
return(-1);
}
/// <summary>
/// Finds the ColumnInfoRecord
/// which contains the specified columnIndex
/// </summary>
/// <param name="columnIndex">index of the column (not the index of the ColumnInfoRecord)</param>
/// <returns> /// <c>null</c>
/// if no column info found for the specified column
/// </returns>
public ColumnInfoRecord FindColumnInfo(int columnIndex)
{
int nInfos = records.Count;
for (int i = 0; i < nInfos; i++)
{
ColumnInfoRecord ci = GetColInfo(i);
if (ci.ContainsColumn(columnIndex))
{
return(ci);
}
}
return(null);
}
/// <summary>
/// Sets the column.
/// </summary>
/// <param name="targetColumnIx">The target column ix.</param>
/// <param name="xfIndex">Index of the xf.</param>
/// <param name="width">The width.</param>
/// <param name="level">The level.</param>
/// <param name="hidden">The hidden.</param>
/// <param name="collapsed">The collapsed.</param>
public void SetColumn(int targetColumnIx, short?xfIndex, int?width, int?level, bool?hidden, bool?collapsed)
{
ColumnInfoRecord ci = null;
int k = 0;
for (k = 0; k < records.Count; k++)
{
ColumnInfoRecord tci = (ColumnInfoRecord)records[k];
if (tci.ContainsColumn(targetColumnIx))
{
ci = tci;
break;
}
if (tci.FirstColumn > targetColumnIx)
{
// call targetColumnIx infos after k are for later targetColumnIxs
break; // exit now so k will be the correct insert pos
}
}
if (ci == null)
{
// okay so there IsN'T a targetColumnIx info record that cover's this targetColumnIx so lets Create one!
ColumnInfoRecord nci = new ColumnInfoRecord();
nci.FirstColumn = targetColumnIx;
nci.LastColumn = targetColumnIx;
SetColumnInfoFields(nci, xfIndex, width, level, hidden, collapsed);
InsertColumn(k, nci);
AttemptMergeColInfoRecords(k);
return;
}
bool styleChanged = ci.XFIndex != xfIndex;
bool widthChanged = ci.ColumnWidth != width;
bool levelChanged = ci.OutlineLevel != level;
bool hiddenChanged = ci.IsHidden != hidden;
bool collapsedChanged = ci.IsCollapsed != collapsed;
bool targetColumnIxChanged = styleChanged || widthChanged || levelChanged || hiddenChanged || collapsedChanged;
if (!targetColumnIxChanged)
{
// do nothing...nothing Changed.
return;
}
if ((ci.FirstColumn == targetColumnIx) &&
(ci.LastColumn == targetColumnIx))
{ // if its only for this cell then
// ColumnInfo ci for a single column, the target column
SetColumnInfoFields(ci, xfIndex, width, level, hidden, collapsed);
AttemptMergeColInfoRecords(k);
return;
}
if ((ci.FirstColumn == targetColumnIx) ||
(ci.LastColumn == targetColumnIx))
{
// The target column is at either end of the multi-column ColumnInfo ci
// we'll just divide the info and create a new one
if (ci.FirstColumn == targetColumnIx)
{
ci.FirstColumn = targetColumnIx + 1;
}
else
{
ci.LastColumn = targetColumnIx - 1;
k++; // adjust insert pos to insert after
}
ColumnInfoRecord nci = CopyColInfo(ci);
nci.FirstColumn = targetColumnIx;
nci.LastColumn = targetColumnIx;
SetColumnInfoFields(nci, xfIndex, width, level, hidden, collapsed);
InsertColumn(k, nci);
AttemptMergeColInfoRecords(k);
}
else
{
//split to 3 records
ColumnInfoRecord ciStart = ci;
ColumnInfoRecord ciMid = CopyColInfo(ci);
ColumnInfoRecord ciEnd = CopyColInfo(ci);
int lastcolumn = ci.LastColumn;
ciStart.LastColumn = (targetColumnIx - 1);
ciMid.FirstColumn = (targetColumnIx);
ciMid.LastColumn = (targetColumnIx);
SetColumnInfoFields(ciMid, xfIndex, width, level, hidden, collapsed);
InsertColumn(++k, ciMid);
ciEnd.FirstColumn = (targetColumnIx + 1);
ciEnd.LastColumn = (lastcolumn);
InsertColumn(++k, ciEnd);
// no need to attemptMergeColInfoRecords because we
// know both on each side are different
}
}
