{庫房改變}
procedure TFrm_YWKCCX.fcb_KFMCChange(Sender: TObject);
begin
  {清空票品大類}
  fcb_DL.ClearAll;
  fcb_DL.Text:= '';
  {清空票品類別}
  fcb_PPLB.ClearAll;
  fcb_PPLB.Text:= '';
  {清空票品名稱}
  fcb_PPMC.ClearAll;
  fcb_PPMC.Text:= '';
  {清空票品特征}
  fcb_TZ.ClearAll;
  fcb_TZ.Text:= '';

  {如果庫房名稱為空，退出}
  if fcb_KFMC.Text = '' then
    Exit;

  {添充選中庫房對應的大類}
  with RxQry_Tmp do
  begin
    Close;
    case vl_Io_Type of
      io_jyp:
        begin
          SQL.Text:= ' select distinct c.DL '#13
            + ' from TYS_JYPPKC a, TG_YZPPLDMB c, TGS_KFRYDZB d '#13
            + ' where substr(a.PPDM,1,3) = c.YZLDM and a.KFDM = d.KFDM and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13;
        end;
      io_txp:
        begin
          SQL.Text:= ' select distinct c.DL '#13
            + ' from TYS_TXPPKC a, TG_YZPPLDMB c, TGS_KFRYDZB d '#13
            + ' where substr(a.PPDM,1,3) = c.YZLDM  and a.KFDM = d.KFDM and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13;
        end;
      io_yp:
        begin
          SQL.Text:= 'select MC DL, JYPLDM from TG_JYPLDMB where JYPLDM in (select distinct substr(c.JYPLDM,1,1) DLDM'#13
            + ' from TYS_YPPKC a, TB_JYPTXXB b,TG_JYPLDMB c, TGS_KFRYDZB d '#13
            + ' where a.PPDM=b.TDM and b.YPLB = c.JYPLDM  and a.KFDM = d.KFDM and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13;
        end;
      io_grp:
        begin
          SQL.Text:= ' select distinct c.DL'#13
            + ' from TYS_GRPPKC a, TB_YZPPXXB b, TG_YZPPLDMB c, TGS_KFRYDZB d '#13
            + ' where substr(a.PPDM,1,3) = c.YZLDM and a.PPDM=b.TDM and a.KFDM = d.KFDM and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13;
        end;
    end;
    if (chk_ND.Checked) and (Length(se_ND.Text) = 4) then
    begin
      if vl_Io_Type = io_yp then                            {郵品--進口票(票品代碼長度為15位)的票品代碼的第6位起4位是年度，非進口票(票品代碼長度為13位)的票品代碼的第4位起4位是年度}
        SQL.Text:= SQL.Text + 'and decode(length(a.PPDM),15,substr(a.PPDM,6,4),substr(a.PPDM,4,4))=' + QuotedStr(se_ND.Text)
      else                                                  {其它的票品代碼的第4位起4位是年度}
        SQL.Text:= SQL.Text + 'and substr(a.PPDM,4,4)=' + QuotedStr(se_ND.Text);
    end;
    if vl_Io_Type = io_yp then
      SQL.Text:= SQL.Text + ') order by JYPLDM ';

    Open;
    while not Eof do
    begin
      fcb_DL.Items.Add(FieldByName('DL').AsString);
      if vl_Io_Type = io_yp then                            {郵品，添充集郵品類代碼為大類代碼}
        fcb_DL.FieldItems.Add(FieldByName('JYPLDM').AsString)
      else                                                  {其它，添充-1占位，沒有實際意義}
        fcb_DL.FieldItems.Add('-1');
      Next;
    end;
  end;

  {大類改變，刷新小類}
  if fcb_DL.Items.Count > 0 then
    fcb_DL.ItemIndex:= 0;
  fcb_DLChange(nil);
end;

{-------------------------------------------------------------------------------}
{大類改變}
procedure TFrm_YWKCCX.fcb_DLChange(Sender: TObject);
begin
  {清空票品類別}
  fcb_PPLB.ClearAll;
  fcb_PPLB.Text:= '';

  {清空票品名稱}
  fcb_PPMC.ClearAll;
  fcb_PPMC.Text:= '';

  {清空票品特征}
  fcb_TZ.ClearAll;
  fcb_TZ.Text:= '';

  {如果不為購入票并且大類為空，則忽略以后過程}
  if (fcb_DL.Text = '') and (vl_Io_Type <> io_grp) then
    Exit;

  with RxQry_Tmp do
  begin
    Close;
    case vl_Io_Type of
      io_jyp:
        begin
          SQL.Text:= ' select distinct c.MC, c.YZLDM'#13
            + ' from TYS_JYPPKC a, TG_YZPPLDMB c, TGS_KFRYDZB d '#13
            + ' where substr(a.PPDM,1,3) = c.YZLDM and a.KFDM = d.KFDM and d.YGDM = ' + QuotedStr(VG_UserID)
            + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13
            + ' and c.DL=' + QuotedStr(fcb_DL.Text);
        end;
      io_txp:
        begin
          SQL.Text:= ' select distinct c.MC, c.YZLDM'#13
            + ' from TYS_TXPPKC a, TG_YZPPLDMB c, TGS_KFRYDZB d '#13
            + ' where substr(a.PPDM,1,3) = c.YZLDM  and a.KFDM = d.KFDM and d.YGDM = ' + QuotedStr(VG_UserID)
            + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString)
            + ' and c.DL=' + QuotedStr(fcb_DL.Text);
        end;
      io_yp:
        begin
          SQL.Text:= ' select distinct c.MC, c.JYPLDM YZLDM'#13
            + ' from TYS_YPPKC a, TB_JYPTXXB b,TG_JYPLDMB c, TGS_KFRYDZB d '#13
            + ' where a.PPDM=b.TDM and b.YPLB = c.JYPLDM  and a.KFDM = d.KFDM and d.YGDM = ' + QuotedStr(VG_UserID)
            + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString)
            + ' and c.JYPLDM=' + QuotedStr(fcb_DL.FieldString);
        end;
      io_grp:
        begin
          SQL.Text:= ' select distinct b.TYPE'#13
            + ' from TYS_GRPPKC a, TB_YZPPXXB b, TGS_KFRYDZB d '#13
            + ' where a.PPDM=b.TDM and a.kfdm = d.kfdm and d.YGDM = ' + QuotedStr(VG_UserID)
            + ' and a.KFDM = ' + QuotedStr(fcb_KFMC.FieldString);
        end;
    end;

    if (chk_ND.Checked) and (Length(se_ND.Text) = 4) then
    begin
      if vl_Io_Type = io_yp then                            {郵品--進口票(票品代碼長度為15位)的票品代碼的第6位起4位是年度，非進口票(票品代碼長度為13位)的票品代碼的第4位起4位是年度}
        SQL.Text:= SQL.Text + 'and decode(length(a.PPDM),15,substr(a.PPDM,6,4),substr(a.PPDM,4,4))=' + QuotedStr(se_ND.Text)
      else                                                  {其它的票品代碼的第4位起4位是年度}
        SQL.Text:= SQL.Text + 'and substr(a.PPDM,4,4)=' + QuotedStr(se_ND.Text);
    end;

    Open;
    while not Eof do
    begin
      if vl_Io_Type <> io_grp then
      begin
        fcb_PPLB.Items.Add(FieldByName('MC').AsString);
        fcb_PPLB.FieldItems.Add(FieldByName('YZLDM').AsString);
        Next;
      end
      else
      begin
        if Fields[0].AsString = 'fpj' then
          fcb_PPLB.Items.Add('封片簡');
        if Fields[0].AsString = 'jtlm' then
          fcb_PPLB.Items.Add('紀特零枚');
        if Fields[0].AsString = 'jttp' then
          fcb_PPLB.Items.Add('紀特套票');
        if Fields[0].AsString = 'ptyp' then
          fcb_PPLB.Items.Add('普通郵票');
        if Fields[0].AsString = 'yp' then
          fcb_PPLB.Items.Add('郵品');
        fcb_PPLB.FieldItems.Add(FieldByName('TYPE').AsString);
        Next;
      end;
    end
  end;
  if fcb_PPLB.Items.Count > 0 then
    fcb_PPLB.ItemIndex:= 0;
  fcb_PPLBChange(nil);
end;

{-------------------------------------------------------------------------------}
{小類改變}
procedure TFrm_YWKCCX.fcb_PPLBChange(Sender: TObject);
var
  i: Integer;
  l_SQL: string;
  l_lst_TZDM: TStringList;
begin
  {清空票品名稱}
  fcb_PPMC.ClearAll;
  fcb_PPMC.Text:= '';
  {清空票品特征}
  fcb_TZ.ClearAll;
  fcb_TZ.Text:= '';

  if fcb_PPLB.Text = '' then
    Exit;

  {重新添充票品名稱}
  with RxQry_Tmp do
  begin
    Close;
    case vl_Io_Type of
      io_jyp:
        begin
          SQL.Text:= ' select TMC, TDM, KFDM, ZH from(select distinct c.TMC, c.tdm, a.KFDM, c.zh'#13
            + ' from TYS_JYPPKC a, TB_YZPPXXB c, TGS_KFRYDZB d '#13
            + ' where a.ppdm = c.tdm and a.kfdm = d.kfdm and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.kfdm = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13
            + ' and substr(c.TDM,1,3) = ' + QuotedStr(fcb_PPLB.FieldString);
        end;
      io_txp:
        begin
          SQL.Text:= ' select TMC, TDM, KFDM, ZH from(select distinct c.tmc, c.tdm, a.kfdm, c.zh'#13
            + ' from TYS_TXPPKC a, TB_YZPPXXB c, TGS_KFRYDZB d '#13
            + ' where a.ppdm = c.tdm  and a.kfdm = d.kfdm and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.kfdm = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13
            + ' and substr(c.TDM,1,3) = ' + QuotedStr(fcb_PPLB.FieldString);
        end;
      io_yp:
        begin
          SQL.Text:= ' select TMC, TDM, KFDM, ZH from(select distinct c.mc tmc, c.tdm, a.kfdm, c.zh'#13
            + ' from TYS_YPPKC a, TB_JYPTXXB c, TGS_KFRYDZB d '#13
            + ' where a.ppdm = c.tdm  and a.kfdm = d.kfdm and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.kfdm = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13
            + ' and c.yplb = ' + QuotedStr(fcb_PPLB.FieldString);

        end;
      io_grp:
        begin
          SQL.Text:= ' select TMC, TDM, KFDM, ZH from(select distinct c.tmc, c.tdm, a.kfdm, c.zh'#13
            + ' from TYS_GRPPKC a,TB_YZPPXXB c, TGS_KFRYDZB d '#13
            + ' where a.ppdm = c.tdm  and a.kfdm = d.kfdm and d.YGDM = ' + QuotedStr(VG_UserID) + ' and a.kfdm = ' + QuotedStr(fcb_KFMC.FieldString) + ''#13
            + ' and c.TYPE = ' + QuotedStr(fcb_PPLB.FieldString);
        end;
    end;

    if (chk_ND.Checked) and (Length(se_ND.Text) = 4) then
    begin
      if vl_Io_Type = io_yp then                            {郵品--進口票(票品代碼長度為15位)的票品代碼的第6位起4位是年度，非進口票(票品代碼長度為13位)的票品代碼的第4位起4位是年度}
        SQL.Text:= SQL.Text + 'and decode(length(a.PPDM),15,substr(a.PPDM,6,4),substr(a.PPDM,4,4))=' + QuotedStr(se_ND.Text)
      else                                                  {其它的票品代碼的第4位起4位是年度}
        SQL.Text:= SQL.Text + 'and substr(a.PPDM,4,4)=' + QuotedStr(se_ND.Text);
    end;
    SQL.Text:= SQL.Text + ') order by ZH,KFDM';

    Open;
    while not Eof do
    begin
      fcb_PPMC.Items.Add(FieldByName('TMC').AsString);
      fcb_PPMC.FieldItems.Add(FieldByName('TDM').AsString);
      Next;
    end;
  end;

  if fcb_PPMC.Items.Count > 0 then
    fcb_PPMC.ItemIndex:= 0;

  {刷新票品特征}
  fcb_TZ.ClearAll;
  fcb_TZ.Text:= '';

  if fcb_PPMC.Items.Count = 0 then
    Exit;

  {生成查詢特征的SQL語句}{特征代碼從套代碼的倒數第3-4位取}
  l_lst_TZDM:= TStringList.Create;
  for i:= 0 to fcb_PPMC.Items.Count - 1 do
  begin
    l_SQL:= Copy(fcb_PPMC.FieldItems[i], Length(fcb_PPMC.FieldItems[i]) - 3, 2);
    if l_lst_TZDM.IndexOf(l_SQL) = -1 then
      l_lst_TZDM.Add(l_SQL);
  end;
  l_SQL:= '';
  for i:= 0 to l_lst_TZDM.Count - 1 do
  begin
    l_SQL:= l_SQL + ' or TZDM=' + QuotedStr(l_lst_TZDM[i])
  end;
  l_lst_TZDM.Free;