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delphi treeµÝ¹éÇó²î - Delphi / Êý¾Ý¿âÏà¹Ø

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id parentid,name,money,totalmoney,submoney
0,0,¸ù½Úµã,0,15000,0
1,0,ÕÅɽ,1000,5000,0
2,0,ÕźÃ,2000,7000,0
3,0,ÍõÎå,3000,3000,0
4,1,ÀèÃ÷,4000,4000,0
5,2,ÀÏÁõ,5000,5000,0

type
 tmydata = record
 id:integer;
 parentid:integer;
 name:string;
 money:double;
 totalmoney:double;
 submoney:double;
 resume:boolean;
 end;
pmydata = ^tmydata;

ÏÖÔÚÏë·´Ïò¼ÆËãsubmoney.
submoney Êǵ±Ç°½ÚµãµÄtotalmoney ¼õÈ¥ÏÂÃæËùÓвã´ÎµÄmoney.
²¢ÇÒҪȥµôµ±Ç°Ï¼¶½ÚµãµÄmoney×î´óÖµ¡£
function submoney(p:tTreenode):double;
var
i:integer;
d:pcustdata;
begin
  d:=pcustdata(p.data);
  {
  if not d.resum then //resum Æðµ½Ö»¼ÆËãÒ»´ÎµÄ×÷ÓÃ?¡£
  begin
  result:=d.money;
  exit;
  end;
  }
  if p.Count <1 then
  begin
  d.submoney := 0; //=0
  result := d.money;
  d.resum:=false;
  exit;
  end;
  result := d.money;
  for i:=0 to p.count -1 do
  result := result + submoney(p.Item[i]);
//È«²¿¼ÓÆðÀ´ÒÔºóÓÃ×ÜÊýÈ¥¼õ
  d.submoney := d.totalmoney + d.money - result;
  d.resum:=false;
end;
ÎÒдµÄÕâ¸öûÓп¼ÂÇϼ¶½ÚµãµÄ×î´óÖµ¡£
ÁíÍâÒ»ÖÖ¡£
function submoney(p:tTreenode):double;


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