jh_ghs_find_unit.pas

网上搜索来的进销存源码

unit jh_ghs_find_unit;

interface

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

type
  Tjh_ghs_find_form = class(TForm)
    GroupBox1: TGroupBox;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    SpeedButton1: TSpeedButton;
    SpeedButton2: TSpeedButton;
    SpeedButton3: TSpeedButton;
    ComboBox1: TComboBox;
    ComboBox2: TComboBox;
    Edit1: TEdit;
    DBGrid1: TDBGrid;
    StatusBar1: TStatusBar;
    DBGrid2: TDBGrid;
    DBGrid3: TDBGrid;
    DBGrid4: TDBGrid;
    procedure FormCreate(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
    procedure Edit1KeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
    procedure SpeedButton3Click(Sender: TObject);
    procedure SpeedButton2Click(Sender: TObject);
    procedure DBGrid1DblClick(Sender: TObject);
    procedure DBGrid2DblClick(Sender: TObject);
    procedure DBGrid3DblClick(Sender: TObject);
    procedure DBGrid4DblClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  jh_ghs_find_form: Tjh_ghs_find_form;

implementation

uses data_unit, gyshzl_unit, jh_unit, jh_th_unit, xsh_unit;

{$R *.dfm}

procedure Tjh_ghs_find_form.FormCreate(Sender: TObject);
begin
  self.Top := 150;
  self.Left := 30;
  self.Height := 300;
  self.Width := 703;
  self.DBGrid1.Visible := true;
  self.DBGrid2.Visible := false;
  self.DBGrid3.Visible := false;
  self.DBGrid4.Visible := false;
  with database do
  begin
    adoq1.Connection := adoc;
    adoq1.SQL.Clear;
    adoq1.SQL.Add('select * from ghszl ');
    adoq1.active := true;
    statusbar1.Panels[1].Text := inttostr(adoq1.Recordset.RecordCount);
    datas1.DataSet := adoq1;
    dbgrid1.DataSource := datas1;
    dbgrid2.DataSource := datas1;
    dbgrid3.DataSource := datas1;
    dbgrid4.DataSource := datas1;
  end;

end;

procedure Tjh_ghs_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 ghszl where 供货商编码=:ghsbm');
                adoq3.Parameters.ParamByName('ghsbm').Value := edit1.Text;
              end;
            1:
              begin
                adoq3.SQL.Add('select * from ghszl where 供货商编码 like :ghsbm2');
                adoq3.Parameters.ParamByName('ghsbm2').Value := edit1.Text + '%';
              end;
          end;
        end;
      1:
        begin
          case combobox2.ItemIndex of
            0:
              begin
                adoq3.SQL.Add('select * from ghszl where 供货商名称=:ghsmc');
                adoq3.Parameters.ParamByName('ghsmc').Value := edit1.Text;
              end;
            1:
              begin
                adoq3.SQL.Add('select * from ghszl where 供货商名称 like :ghsmc2');
                adoq3.Parameters.ParamByName('ghsmc2').Value := edit1.Text + '%';
              end;
          end;
        end;
      2:
        begin
          case combobox2.ItemIndex of
            0:
              begin
                adoq3.SQL.Add('select * from ghszl where 拼音简码=:ghsjm');
                adoq3.Parameters.ParamByName('ghsjm').Value := edit1.Text;
              end;
            1:
              begin
                adoq3.SQL.Add('select * from ghszl where 拼音简码 like :ghsjm2');
                adoq3.Parameters.ParamByName('ghsjm2').Value := edit1.Text + '%';
              end;
          end;
        end
    else
      begin
        adoq3.SQL.Clear;
        adoq3.SQL.Add('select * from ghszl order by 供货商编码');
      end;
    end;
    adoq3.Active := true;
    if adoq3.Recordset.RecordCount > 0 then
      if adoq3.Recordset.RecordCount < 2 then
      begin
        datas2.DataSet := nil;
        datas2.DataSet := adoq3;
//self.Hide ;
        if dbgrid1.Visible then DBGrid1.DataSource := datas2;
        if dbgrid2.Visible then DBGrid2.DataSource := datas2;
        if dbgrid3.Visible then DBGrid3.DataSource := datas2;
        if dbgrid4.Visible then DBGrid4.DataSource := datas2;
//jh_form.statusbar1.Panels[1].Text :=inttostr(adoq3.Recordset.RecordCount);
      end
      else
        showmessage('请正确选择记录!');
  end;

end;

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

procedure Tjh_ghs_find_form.SpeedButton3Click(Sender: TObject);
begin
  gyshzl_form := Tgyshzl_form.create(application);
  gyshzl_form.show;
end;

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

procedure Tjh_ghs_find_form.DBGrid1DblClick(Sender: TObject);
begin
{if dbgrid1.DataSource.DataSet.RecordCount>0 then
begin
jh_form.Edit3.Text:=dbgrid1.DataSource.DataSet.FieldValues['供货商名称'];
jh_form.Edit4.SetFocus ;
end;
dbgrid1.DataSource.DataSet :=nil;
self.Hide ;
end
else
showmessage('无此记录!'); }
  if dbgrid1.DataSource.DataSet.RecordCount > 0 then
  begin
    if jh_form.PageControl1.ActivePageIndex = 0 then
    begin
      jh_form.Edit3.Text := dbgrid1.DataSource.DataSet.FieldValues['供货商名称'];
      jh_form.Edit4.SetFocus;
    end
    else
    begin
      jh_form.Edit16.Text := dbgrid1.DataSource.DataSet.FieldValues['供货商名称'];
      jh_form.Edit17.SetFocus;
    end;
    dbgrid1.DataSource.DataSet := nil;
    self.Hide;
  end
  else
    showmessage('无此记录!');
end;

procedure Tjh_ghs_find_form.DBGrid2DblClick(Sender: TObject);
begin
  if dbgrid2.DataSource.DataSet.RecordCount > 0 then
  begin
    jh_th_form.Edit3.Text := dbgrid2.DataSource.DataSet.FieldValues['供货商名称'];
    jh_th_form.Edit4.SetFocus;
//dbgrid2.DataSource.DataSet :=nil;
    self.Hide;
  end
  else
    showmessage('无此记录!');
end;

procedure Tjh_ghs_find_form.DBGrid3DblClick(Sender: TObject);
begin
  if dbgrid3.DataSource.DataSet.RecordCount > 0 then
  begin
    xsh_form.Edit3.Text := dbgrid3.DataSource.DataSet.FieldValues['供货商名称'];
    xsh_form.Edit4.SetFocus;
//dbgrid2.DataSource.DataSet :=nil;
    self.Hide;
  end
  else
    showmessage('无此记录!');
end;
//end;

procedure Tjh_ghs_find_form.DBGrid4DblClick(Sender: TObject);
begin
  if dbgrid4.DataSource.DataSet.RecordCount > 0 then
  begin
    xsh_form.Edit16.Text := dbgrid4.DataSource.DataSet.FieldValues['供货商名称'];
    xsh_form.Edit17.SetFocus;
//dbgrid2.DataSource.DataSet :=nil;
    self.Hide;
  end
  else
    showmessage('无此记录!');    
end;

end.