Tecsitel_FactuGES2/Source/Modulos/Articulos/Views/uViewDetallesArticulos.pas

unit uViewDetallesArticulos;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, uViewDetallesDTO, cxStyles, cxCustomData, cxGraphics, cxFilter,
  cxData, cxDataStorage, cxEdit, DB, cxDBData, cxImageComboBox, cxRichEdit,
  cxMaskEdit, cxCurrencyEdit, cxCheckBox, ImgList, PngImageList, uDADataTable,
  StdActns, ExtActns, ActnList, TB2Item, TBX, TB2Dock, TB2Toolbar, cxGridLevel,
  cxGridCustomTableView, cxGridTableView, cxGridDBTableView, cxClasses,
  cxControls, cxGridCustomView, cxGrid, ComCtrls, StdCtrls, JvExStdCtrls,
  JvCombobox, JvColorCombo, ToolWin, uControllerDetallesArticulos,
  cxTextEdit, uDAInterfaces, cxDropDownEdit, cxButtonEdit;

type
  IViewDetallesArticulos = interface(IViewDetallesDTO)
  ['{D2F72E72-9CEA-4E43-AA18-625F7561E627}']
  end;

  TfrViewDetallesArticulos = class(TfrViewDetallesDTO, IViewDetallesArticulos)
    cxGridViewID_ARTICULO: TcxGridDBColumn;
    cxGridViewREFERENCIA: TcxGridDBColumn;
    cxGridViewREFERENCIA_PROVEEDOR: TcxGridDBColumn;
    actAnadirArticulos: TAction;
    cxGridViewUNIDAD_MEDIDA: TcxGridDBColumn;
    actBuscarArticulo: TAction;
    procedure CustomViewCreate(Sender: TObject);
    procedure CustomViewDestroy(Sender: TObject);
    procedure actAnadirArticulosExecute(Sender: TObject);
    procedure actAnadirArticulosUpdate(Sender: TObject);
    procedure OnValidateReferencia(Sender: TObject; var DisplayValue: Variant; var ErrorText: TCaption; var Error: Boolean);
    procedure OnValidateReferenciaProveedor(Sender: TObject; var DisplayValue: Variant; var ErrorText: TCaption; var Error: Boolean);
    procedure CustomViewShow(Sender: TObject);
    procedure cxGridViewUNIDAD_MEDIDAPropertiesInitPopup(Sender: TObject);
    procedure cxGridViewREFERENCIAPropertiesButtonClick(Sender: TObject;
      AButtonIndex: Integer);
    procedure actBuscarArticuloExecute(Sender: TObject);
    procedure actBuscarArticuloUpdate(Sender: TObject);
    procedure actDetalleCopiarExecute(Sender: TObject);
    procedure actDetallePegarExecute(Sender: TObject);
    procedure actDetalleCortarExecute(Sender: TObject);
  protected
    procedure AnadirArticulosInterno; virtual;
    procedure RellenarArticulosInterno; virtual;
    function AnadirArticulo(pReferencia: String; TipoReferencia: TEnumReferencia): Boolean; virtual;
    function EsTipoEditable(AItem: TcxCustomGridTableItem): Boolean; override;    
  end;

implementation
{$R *.dfm}

uses
  uCalculosUtils, uViewDetallesBase, uControllerDetallesBase, uUnidadesMedidaController;

procedure TfrViewDetallesArticulos.actAnadirArticulosExecute(Sender: TObject);
begin
  cxGridView.BeginUpdate;
  try
    if cxGridView.Controller.EditingController.IsEditing then
       cxGridView.Controller.EditingController.Edit.PostEditValue;

    AnadirArticulosInterno;
  finally
    cxGridView.EndUpdate;
  end;

  SeleccionarRowActual;
end;

procedure TfrViewDetallesArticulos.AnadirArticulosInterno;
begin
  (Controller as IControllerDetallesArticulos).AnadirArticulos(Detalles);
end;

procedure TfrViewDetallesArticulos.CustomViewCreate(Sender: TObject);
begin
  inherited;
  cxGridViewREFERENCIA.Properties.OnValidate := OnValidateReferencia;
  cxGridViewREFERENCIA_PROVEEDOR.Properties.OnValidate := OnValidateReferenciaProveedor;
end;

procedure TfrViewDetallesArticulos.CustomViewDestroy(Sender: TObject);
begin
  inherited;
  cxGridViewREFERENCIA.Properties.OnValidate := Nil;
  cxGridViewREFERENCIA_PROVEEDOR.Properties.OnValidate := Nil;
end;

procedure TfrViewDetallesArticulos.CustomViewShow(Sender: TObject);
begin
  inherited;
  SeleccionarRowActual;
end;

procedure TfrViewDetallesArticulos.cxGridViewREFERENCIAPropertiesButtonClick(
  Sender: TObject; AButtonIndex: Integer);
begin
  inherited;
  actBuscarArticulo.Execute;
end;

procedure TfrViewDetallesArticulos.cxGridViewUNIDAD_MEDIDAPropertiesInitPopup(
  Sender: TObject);
var
  AUnidController : IUnidadesMedidaController;
begin
  inherited;
  with TcxComboBoxProperties(cxGridViewUNIDAD_MEDIDA.Properties).Items do
  begin
    if (Count = 0) then
    begin
      ShowHourglassCursor;
      BeginUpdate;
      AUnidController := TUnidadesMedidaController.Create;      
      try
        Clear;
        AddStrings(AUnidController.DarListaUnidadesMedida);
      finally
        EndUpdate;
        AUnidController := NIL;
        HideHourglassCursor;
      end;
    end;
  end;
end;

function TfrViewDetallesArticulos.EsTipoEditable(
  AItem: TcxCustomGridTableItem): Boolean;
var
  IndiceCol : Integer;
begin
  Result := True;

  if (AItem.Index in [cxGridViewREFERENCIA.Index, cxGridViewREFERENCIA_PROVEEDOR.Index]) then
  begin
    IndiceCol := cxGridView.GetColumnByFieldName(CAMPO_TIPO).Index;
    if ((AItem.GridView.Items[IndiceCol].EditValue = TIPO_DETALLE_SALTO) or
        (AItem.GridView.Items[IndiceCol].EditValue = TIPO_DETALLE_SUBTOTAL) or
        (AItem.GridView.Items[IndiceCol].EditValue = TIPO_DETALLE_DESCUENTO) or
        (AItem.GridView.Items[IndiceCol].EditValue = TIPO_DETALLE_TITULO)) then
      Result := False;
  end
  else
    Result := inherited EsTipoEditable(AItem);
end;

procedure TfrViewDetallesArticulos.OnValidateReferencia(Sender: TObject; var DisplayValue: Variant; var ErrorText: TCaption; var Error: Boolean);
var
  lsReferencia : String;
begin
  //En el caso de cadena vacia no validamos
  if (VarIsNull(DisplayValue)) then
     Exit;

  lsReferencia := VarToStr(DisplayValue);
  if (length(trim(lsReferencia)) = 0) then
     Exit;


  if not AnadirArticulo(lsReferencia, tCliente) then
  begin
    ErrorText := 'La referencia introducida no exite en el cat<61>logo';
    Error := True;
  end;
end;

procedure TfrViewDetallesArticulos.OnValidateReferenciaProveedor(Sender: TObject; var DisplayValue: Variant; var ErrorText: TCaption; var Error: Boolean);
var
  lsReferencia : String;
begin
  //En el caso de cadena vacia no validamos
  if (VarIsNull(DisplayValue)) then
     Exit;

  lsReferencia := VarToStr(DisplayValue);
  if (length(trim(lsReferencia)) = 0) then
     Exit;

  if not AnadirArticulo(lsReferencia, tProveedor) then
  begin
    ErrorText := 'La referencia introducida no exite en el cat<61>logo';
    Error := True;
  end;
end;

procedure TfrViewDetallesArticulos.RellenarArticulosInterno;
begin
  (Controller as IControllerDetallesArticulos).AnadirArticulos(Detalles, False);
end;

procedure TfrViewDetallesArticulos.actAnadirArticulosUpdate(Sender: TObject);
begin
  inherited;
  (Sender as TAction).Enabled := actAnadir.Enabled;
end;

procedure TfrViewDetallesArticulos.actBuscarArticuloExecute(Sender: TObject);
begin
  cxGridView.BeginUpdate;
  try
    if cxGridView.Controller.EditingController.IsEditing then
       cxGridView.Controller.EditingController.Edit.PostEditValue;

    RellenarArticulosInterno;
  finally
    cxGridView.EndUpdate;
  end;

  SeleccionarRowActual;
end;

procedure TfrViewDetallesArticulos.actBuscarArticuloUpdate(Sender: TObject);
begin
  inherited;
  (Sender as TAction).Enabled := actAnadir.Enabled;
end;

procedure TfrViewDetallesArticulos.actDetalleCopiarExecute(Sender: TObject);
begin
  inherited;
  cxGridView.CopyToClipboard(False);
end;

procedure TfrViewDetallesArticulos.actDetalleCortarExecute(Sender: TObject);
begin
  inherited;
//
end;

procedure TfrViewDetallesArticulos.actDetallePegarExecute(Sender: TObject);
begin
  inherited;
//
end;

function TfrViewDetallesArticulos.AnadirArticulo(pReferencia: String; TipoReferencia: TEnumReferencia): Boolean;
begin
  Result := (Controller as IControllerDetallesArticulos).AnadirArticulo(Detalles, pReferencia, TipoReferencia);
end;

end.