private bool ValidateTableSelection(IHTMLTable table, MarkupRange selectionMarkupRange, out bool tableFullySelected)
{
// assume table is not fully selected
tableFullySelected = false;
// first check to see that this is a "Writer" editable table
if (!TableHelper.TableElementContainsWriterEditingMark(table as IHTMLElement))
{
return(false);
}
// get elemental objects we need to analyze the table
IHTMLElement tableElement = table as IHTMLElement;
MarkupRange tableMarkupRange = selectionMarkupRange.Clone();
tableMarkupRange.MoveToElement(table as IHTMLElement, true);
// analyze selection
bool selectionAtTableStart = tableMarkupRange.Start.IsEqualTo(selectionMarkupRange.Start);
bool selectionAtTableEnd = tableMarkupRange.End.IsEqualTo(selectionMarkupRange.End);
// is the table fully selected?
if (selectionAtTableStart && selectionAtTableEnd)
{
tableFullySelected = true;
return(true);
}
else
{
MarkupRange selectionMarkupRange2 = selectionMarkupRange.Clone();
// is the selection bounded by the table
IHTMLElement beginParentTable = selectionMarkupRange2.Start.SeekElementLeft(ElementFilters.CreateEqualFilter(tableElement));
IHTMLElement endParentTable = selectionMarkupRange2.End.SeekElementRight(ElementFilters.CreateEqualFilter(tableElement));
return(beginParentTable != null && endParentTable != null);
}
}
