khth_find_unit.pas

仿速达进销存系统,系统在单据打印上作了灵活的自定义.可供借鉴

unit khth_find_unit;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Buttons;

type
  Tkhth_find_form = class(TForm)
    GroupBox1: TGroupBox;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    SpeedButton1: TSpeedButton;
    SpeedButton2: TSpeedButton;
    ComboBox1: TComboBox;
    ComboBox2: TComboBox;
    Edit1: TEdit;
    procedure SpeedButton2Click(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
    procedure Edit1KeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  khth_find_form: Tkhth_find_form;

implementation

uses data_unit, khth_unit;

{$R *.dfm}

procedure Tkhth_find_form.SpeedButton2Click(Sender: TObject);
begin
close;
end;

procedure Tkhth_find_form.SpeedButton1Click(Sender: TObject);
begin
with database do
begin
adoq3.Connection :=adoc;
adoq3.SQL.Clear; 
case combobox1.ItemIndex of
   0:
    begin
     case combobox2.ItemIndex of
      0:
        begin
            adoq3.SQL.Add('select * from khthd where 单据编码=:bm');
            adoq3.Parameters.ParamByName('bm').Value :=edit1.Text;
         end;
       1:
         begin
          adoq3.SQL.Add('select * from khthd where 单据编码 like :bm2');
          adoq3.Parameters.ParamByName('bm2').Value :=edit1.Text+'%';
         end;
       end;
   end;
  1:
 begin
     case combobox2.ItemIndex of
      0:
        begin
            adoq3.SQL.Add('select * from khthd where 客户名称=:mc');
            adoq3.Parameters.ParamByName('mc').Value :=edit1.Text;
         end;
       1:
         begin
          adoq3.SQL.Add('select * from khthd where 客户名称 like :mc2');
          adoq3.Parameters.ParamByName('mc2').Value :=edit1.Text+'%';
         end;
       end;
   end;
  2:
 begin
     case combobox2.ItemIndex of
      0:
        begin
            adoq3.SQL.Add('select * from khthd where 经手人 =:jm');
            adoq3.Parameters.ParamByName('jm').Value :=edit1.Text;
         end;
       1:
         begin
          adoq3.SQL.Add('select * from khthd where 经手人 like :jm2');
          adoq3.Parameters.ParamByName('jm2').Value :=edit1.Text+'%';
         end;
       end;
   end
else
    begin
     adoq3.SQL.Clear ;
     adoq3.SQL.Add('select * from khthd order by 编码');
  end;
end;
adoq3.Active :=true;
if adoq3.Recordset.RecordCount >0 then
begin
datas2.DataSet :=nil;
datas2.DataSet :=adoq3;
self.Hide ;
khth_form.DBGrid1.DataSource:=datas2;
khth_form.statusbar1.Panels[1].Text :=inttostr(adoq3.Recordset.RecordCount);
end
else
showmessage('无此记录!');
end;

end;

procedure Tkhth_find_form.Edit1KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
if key=vk_return then
speedbutton1click(nil);
end;

procedure Tkhth_find_form.FormCreate(Sender: TObject);
begin
self.Height :=147;
self.Top :=110;
self.Left :=221;
self.Width :=339;
end;

end.