bool IWorkChapter.LessThanOrEqual(IWorkChapter newitem)
{
if (newitem is IWorkChapterEx)
{
return(LessThanOrEqual(newitem as IWorkChapterEx));
}
if (newitem.seq != null && this.seq != null)
{
if (newitem.seq > this.seq)
{
return(true);
}
else if (newitem.seq < this.seq)
{
return(false);
}
}
if (newitem.number > this.number)
{
return(true);
}
else if (newitem.number < this.number)
{
return(false);
}
if (newitem.location == null)
{
return(true);
}
if (this.location == null)
{
return(false);
}
return(newitem.location >= this.location);
}
public bool LessThan(IWorkChapter newitem)
{
if (newitem is IWorkChapterEx)
{
return(LessThan(newitem as IWorkChapterEx));
}
if (newitem.seq > this.Seq)
{
return(true);
}
else if (newitem.seq < this.Seq)
{
return(false);
}
if (newitem.number > this.number)
{
return(true);
}
else if (newitem.number < this.number)
{
return(false);
}
if (this.location == null)
{
return(false);
}
if (newitem.location == null)
{
return(true);
}
return(newitem.location > this.location);
}
