public void InsertPageNumbers(bool fromTopPage, PageNumberAlignment horizontalAlignment)
{
HeaderFooter footer = fromTopPage ? (base.OwnerBase as Section).HeadersFooters.Header : (base.OwnerBase as Section).HeadersFooters.Footer;
IParagraph paragraph = null;
IField field2 = null;
int num = 0;
int count = footer.Paragraphs.Count;
while (num < count)
{
Field field;
paragraph = footer.Paragraphs[num];
int num2 = 0;
int num3 = paragraph.Items.Count;
while (num2 < num3)
{
if (paragraph.Items[num2].DocumentObjectType == DocumentObjectType.Field)
{
field = (Field)paragraph.Items[num2];
if (field.Type == FieldType.FieldPage)
{
goto Label_00A4;
}
}
num2++;
}
goto Label_00A8;
Label_00A4:
field2 = field;
Label_00A8:
num++;
}
if (field2 == null)
{
paragraph = footer.AddParagraph();
field2 = paragraph.AppendField("", FieldType.FieldPage);
}
paragraph.Format.WrapFrameAround = true;
paragraph.Format.FrameX = (short)horizontalAlignment;
}