xsh_unit.pas

这是我照着书做的一个销售管理系统,内容不难,很简单,但是对于我这个菜鸟来说已经很不错了

  jh_ghs_find_form.DBGrid2.Visible := false;
  jh_ghs_find_form.DBGrid3.Visible := true;
  jh_ghs_find_form.DBGrid4.Visible := false;

end;

procedure Txsh_form.SpeedButton11Click(Sender: TObject);
begin
  jh_yg_find_form := Tjh_yg_find_form.create(application);
  jh_yg_find_form.show;
  jh_yg_find_form.DBGrid1.Visible := false;
  jh_yg_find_form.DBGrid2.Visible := false;
  jh_yg_find_form.DBGrid3.Visible := true;
  jh_yg_find_form.DBGrid4.Visible := false;
  jh_yg_find_form.DBGrid5.Visible := false;
  jh_yg_find_form.DBGrid6.Visible := false;
end;

procedure Txsh_form.SpeedButton1Click(Sender: TObject);
begin
  jh_sp_find_form := Tjh_sp_find_form.create(application);
  jh_sp_find_form.show;
  jh_sp_find_form.DBGrid1.Visible := false;
  jh_sp_find_form.DBGrid2.Visible := false;
  jh_sp_find_form.DBGrid3.Visible := false;
  jh_sp_find_form.DBGrid4.Visible := true;
  //jh_sp_find_form.DBGrid1.Visible :=false;
end;

procedure Txsh_form.Edit4KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if key = vk_return then
    speedbutton11click(nil);

end;

procedure Txsh_form.Edit6KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if key = vk_return then
    speedbutton1click(nil);

end;

procedure Txsh_form.Edit13KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if key = vk_return then
    edit14.SetFocus;

end;

procedure Txsh_form.Edit13KeyPress(Sender: TObject; var Key: Char);
begin
  if not (key in ['0'..'9', '.', #8, #13]) then
  begin
    showmessage('请正确输入数值');
    key := #0;
    edit13.SetFocus;
  end;

end;

procedure Txsh_form.Edit14KeyPress(Sender: TObject; var Key: Char);
begin
  if not (key in ['0'..'9', '.', #8, #13]) then
  begin
    showmessage('请正确输入数值');
    key := #0;
    edit14.SetFocus;
  end;

end;

procedure Txsh_form.Edit14KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if key = vk_return then
    speedbutton15click(nil);

end;

procedure Txsh_form.SpeedButton5Click(Sender: TObject);
begin
  jh_ghs_find_form := Tjh_ghs_find_form.create(application);
  jh_ghs_find_form.show;
  jh_ghs_find_form.DBGrid1.Visible := false;
  jh_ghs_find_form.DBGrid2.Visible := false;
  jh_ghs_find_form.DBGrid3.Visible := false;
  jh_ghs_find_form.DBGrid4.Visible := true;

end;

procedure Txsh_form.SpeedButton6Click(Sender: TObject);
begin
  jh_yg_find_form := Tjh_yg_find_form.create(application);
  jh_yg_find_form.show;
  jh_yg_find_form.DBGrid1.Visible := false;
  jh_yg_find_form.DBGrid2.Visible := false;
  jh_yg_find_form.DBGrid3.Visible := false;
  jh_yg_find_form.DBGrid4.Visible := true;
  jh_yg_find_form.DBGrid5.Visible := false;
  jh_yg_find_form.DBGrid6.Visible := false;

end;

procedure Txsh_form.Edit5KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if key = vk_return then
    edit6.SetFocus;
end;

procedure Txsh_form.SpeedButton19Click(Sender: TObject);
begin
  with database do
  begin
    adoq1.Connection := adoc;
    adoq1.SQL.Clear;
    adoq1.SQL.Add('select 单据编码,录单日期,供货商名称,经手人,备注,商品简码,商品编码,商品名称,类别,规格,型号,单位 from xshd');
    adoq1.Active := true;
    FrmMain.AddData(LV, adoq1);
    statusbar1.Panels[1].Text := inttostr(adoq1.Recordset.RecordCount);
  end;
end;

procedure Txsh_form.SpeedButton16Click(Sender: TObject);
begin
  xsh_find_form := Txsh_find_form.create(application);
  xsh_find_form.show;
end;

procedure Txsh_form.SpeedButton7Click(Sender: TObject);
var
  SqlStr: string;
  ValueArray: array of string;
  ArrayCount: Integer;
begin
  try
    if Edit18.text = '' then
    begin
      showmessage('销售单号为空，请填写');
      Edit18.SetFocus;
      Exit;
    end;

    if Edit15.text = '' then
    begin
      showmessage('单据编码为空，请填写');
      Edit15.SetFocus;
      Exit;
    end;

    if (length(edit20.Text) = 0) then edit20.Text := '0';
    if (length(edit21.Text) = 0) then edit21.Text := '0';
    if (length(edit22.Text) = 0) then edit22.Text := '0';
    if (length(edit23.Text) = 0) then edit23.Text := '0';
    if (length(edit36.Text) = 0) then edit36.Text := '0';
    edit22.Text := floattostr(strtofloat(edit36.Text) +
      strtofloat(edit20.Text));
    edit26.Text := formatdatetime('yy-mm-dd', datetimepicker2.date);
    edit28.Text := formatdatetime('MM-dd-yy', datetimepicker2.date);
    //销售单信息的录入
    SqlStr :=
      'insert into xsfk (录单日期,单据编码,供货商名称,经手人,销售单号,发票类型,付款方式,本次付款,应付总金额,已付金额,未付金额,票号,备注) values(';
    //通过函数InsStr把sql语句连接起来。组成一个完成的sql语句，通过ExceSql来完成添加操作。当增加操作失误时，返回事务处理。
    FRMMAIN.InsStr(SqlStr, edit26.Text, ',');
    FRMMAIN.InsStr(SqlStr, edit15.text, ',');
    FRMMAIN.InsStr(SqlStr, edit16.text, ',');
    FRMMAIN.InsStr(SqlStr, edit17.Text, ',');
    FRMMAIN.InsStr(SqlStr, edit18.text, ',');
    FRMMAIN.InsStr(SqlStr, combobox3.Text, ',');
    FRMMAIN.InsStr(SqlStr, edit19.text, ',');
    FRMMAIN.InsStr(SqlStr, edit20.text, ',');
    FRMMAIN.InsStr(SqlStr, edit21.text, ',');
    FRMMAIN.InsStr(SqlStr, edit22.text, ',');
    FRMMAIN.InsStr(SqlStr, edit23.text, ',');
    FRMMAIN.InsStr(SqlStr, edit24.text, ',');
    FRMMAIN.InsStr(SqlStr, edit25.text, '');

    //通过ExecSQL来完成修改和增加操作。若是错误，提醒用户，并且返回事务处理
    if FRMMAIN.ExecSQL(SqlStr) then
    else
    begin
      ShowMessage('对不起，销售单插入记录失败，请检查!');
      exit;
    end;
    SetLength(ValueArray,12);
    QryTemp.Close;
    QryTemp.SQL.Text:='Select Max(编号) From xsfk';
    QryTemp.Open;
    Edit27.Text:=QryTemp.FieldByName('编号').AsString;
    ValueArray[0] := edit27.text;
    ValueArray[1] := edit26.text;
    ValueArray[2] := edit16.text;
    ValueArray[3] := edit17.text;
    ValueArray[4] := edit18.text;
    ValueArray[5] := combobox3.Text;
    ValueArray[6] := edit19.text;
    ValueArray[7] := edit20.text;
    ValueArray[8] := edit21.text;
    ValueArray[9] := edit22.text;
    ValueArray[10] := edit23.text;
    ValueArray[11] := edit24.text;
    ArrayCount := 11;
    FrmMain.AddListView(ValueArray, ArrayCount, lv1);
    edit15.Clear;
    edit16.Clear;
    edit17.Clear;
    edit18.Clear;
    edit19.clear;
    edit24.Clear;
    edit25.Clear;
    combobox3.Text := '';
    edit20.Text := '0';
    edit21.Text := '0';
    edit22.Text := '0';
    edit23.Text := '0';
    datetimepicker1.date := date;
    edit15.SetFocus;

  except
    showmessage('数据操作错误，请检查');
    Exit;
  end;

end;

procedure Txsh_form.SpeedButton13Click(Sender: TObject);
begin
   if lv1.Items.Count = 0 then
  begin
    ShowMessage('记录集为空,不能够删除');
    exit;
  end;

  if LV1.SelCount = 0 then
  begin
    ShowMessage('请选中一条要删除的记录');
    exit;
  end;

  if MessageDlg('是否删除所选中的记录,请确定', mtConfirmation, [mbYes, mbNo], 0)
    = mrYes then
  begin

    if FrmMain.ExecSQL('delete from xshd where 编号=''' + edit27.Text + '''')
      then
    else
    begin
      ShowMessage('删除记录时操作失误,记录未删除,请检查');
      exit;
    end;
  end;
  LV.Selected.Delete;
  statusbar1.Panels[1].Text := inttostr(StrToInt(statusbar1.Panels[1].Text) -
    1);

end;

procedure Txsh_form.SpeedButton20Click(Sender: TObject);
begin
  with database do
  begin
   adoq2.Connection := adoc;
    adoq2.SQL.Clear;
    adoq2.SQL.Add('select 编号,单据编码, 录单日期,供货商名称,经手人,进货单号,发票类型,付款方式,本次付款,应付总金额,已付金额,未付金额 from jhfk order by 录单日期 ');
    adoq2.Active := true;
    FrmMain.AddData(LV1,Adoq2);
    statusbar2.Panels[1].Text := inttostr(adoq2.Recordset.RecordCount);
  end;

end;

procedure Txsh_form.SpeedButton8Click(Sender: TObject);
begin
  jh_jhdh_find_form := Tjh_jhdh_find_form.Create(application);
  jh_jhdh_find_form.Show;
  jh_jhdh_find_form.DBGrid1.Visible := false;
  jh_jhdh_find_form.DBGrid2.Visible := false;
  jh_jhdh_find_form.DBGrid3.Visible := true;
  jh_jhdh_find_form.DBGrid4.Visible := true;
end;

procedure Txsh_form.SpeedButton12Click(Sender: TObject);
begin
  xshfk_find_form := Txshfk_find_form.create(application);
  xshfk_find_form.show;
end;

procedure Txsh_form.SpeedButton9Click(Sender: TObject);
begin
  jh_sfkfs_find_form := Tjh_sfkfs_find_form.create(application);
  jh_sfkfs_find_form.show;
  jh_sfkfs_find_form.DBGrid1.Visible := false;
  jh_sfkfs_find_form.DBGrid2.Visible := true;
end;

end.