unit buscararticulos;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.Grids, Vcl.DBGrids, Vcl.ExtCtrls,
  Vcl.StdCtrls, Data.DB, ZAbstractRODataset, ZDataset;

type
  Tfbuscararticulos = class(TForm)
    Panel1: TPanel;
    DBGrid1: TDBGrid;
    Label1: TLabel;
    Edit1: TEdit;
    qarticulos: TZReadOnlyQuery;
    qarticulosidempresa: TIntegerField;
    qarticulosid: TIntegerField;
    qarticuloscodigo: TWideStringField;
    qarticulosdescripcion: TWideStringField;
    dsqarticulos: TDataSource;
    btAguardar: TButton;
    qarticulospvp: TFloatField;
    DataSource1: TDataSource;
    qtipos_iva: TZReadOnlyQuery;
    qtipos_ivaid: TIntegerField;
    qtipos_ivadescripcion: TWideStringField;
    qtipos_ivatipo: TIntegerField;
    qtipos_ivatipo_req: TFloatField;
    qarticulostipoiva: TIntegerField;
    procedure FormKeyPress(Sender: TObject; var Key: Char);
    procedure FormShow(Sender: TObject);
    procedure Edit1Change(Sender: TObject);
    procedure qarticulosBeforeOpen(DataSet: TDataSet);
    procedure btAguardarClick(Sender: TObject);
    procedure Edit1Exit(Sender: TObject);
    procedure DBGrid1ColExit(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  fbuscararticulos: Tfbuscararticulos;
  padre,filtro:string;

implementation

{$R *.dfm}

procedure Tfbuscararticulos.btAguardarClick(Sender: TObject);
begin
    fbuscararticulos.Close;
end;

procedure Tfbuscararticulos.DBGrid1ColExit(Sender: TObject);
begin
    if dbgrid1.SelectedIndex=1 then btaguardar.SetFocus;

end;

procedure Tfbuscararticulos.Edit1Change(Sender: TObject);
begin
    filtro:=edit1.Text;
    qarticulos.Close;
    qarticulos.Open;
    qtipos_iva.Open;
end;

procedure Tfbuscararticulos.Edit1Exit(Sender: TObject);
begin
   dbgrid1.SetFocus;
end;

procedure Tfbuscararticulos.FormKeyPress(Sender: TObject; var Key: Char);
var formatos:tformatsettings;
punto:string;
begin
    GetLocaleFormatSettings(LOCALE_SYSTEM_DEFAULT, formatos);
    punto:=formatos.DecimalSeparator;
    if punto=',' then
    begin
        key:=upcase(key);
        if (key='.') and (activecontrol is tdbgrid) then
        begin
            key:=',';
        end;
    end;
    if (activecontrol is tdbgrid) then
    begin
        if Key = #13 then Key :=#9;
    end;

    if (key=#13) then
    begin
        Perform(WM_NextDLGCtl,0,0);
        key:=#0;
    end;
end;

procedure Tfbuscararticulos.FormShow(Sender: TObject);
begin
   qarticulos.Open;
end;

procedure Tfbuscararticulos.qarticulosBeforeOpen(DataSet: TDataSet);
var filtrolocal:string;
begin
    filtrolocal:='';
    filtrolocal:=' and (descripcion like('+''''+'%'+filtro+'%'+''''+') or codigo like('+''''+'%'+filtro+'%'+''''+'))';
    qarticulos.SQL.Clear;
    qarticulos.SQL.Add('select * from articulosf where activo=1 and facturable=1'+filtrolocal+' order by descripcion');

end;

end.