public void AddBefore(Row row, Row rowBefore)
{
if (row != null && row.ParentNode == null)
{
if (rowBefore == null)
{
AddAtEnd(row);
}
else
{
if (row.Parent == m_Parent && rowBefore.Parent == m_Parent)
{
Graphics GFX = m_Parent.CreateGraphics();
row.RecalcHeight(GFX);
RowNode ToAdd = new RowNode(m_Parent, row);
ToAdd.PreviousNode = rowBefore.ParentNode.PreviousNode;
ToAdd.NextNode = rowBefore.ParentNode;
if (ToAdd.PreviousNode != null)
{
ToAdd.PreviousNode.NextNode = ToAdd;
}
ToAdd.NextNode.PreviousNode = ToAdd;
if (rnHead == null || rowBefore.ParentNode == rnHead)
{
rnHead = ToAdd;
}
if (rnTail == null)
{
rnTail = ToAdd;
}
GFX.Dispose();
m_nTotalRowHeight += row.Height;
m_nCount++;
}
}
}
}
