unit uViewArticulos;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, uViewGrid, cxStyles, cxCustomData, cxGraphics, cxFilter, cxData,
  cxDataStorage, cxEdit, DB, cxDBData, uDADataTable, cxGridLevel,
  cxClasses, cxControls, cxGridCustomView, cxGridCustomTableView,
  cxGridTableView, cxGridDBTableView, cxGrid, uBizArticulos, ActnList, Menus,
  cxGridBandedTableView, cxGridDBBandedTableView, JvComponent,
  JvFormAutoSize, PngImageList, ImgList, dxPSGlbl, dxPSUtl, dxPSEngn,
  dxPrnPg, dxBkgnd, dxWrap, dxPrnDev, dxPSCompsProvider, dxPSFillPatterns,
  dxPSEdgePatterns, cxIntlPrintSys3, dxPSCore, dxPScxCommon, dxPScxGridLnk,
  cxGridCustomPopupMenu, cxGridPopupMenu, cxCurrencyEdit, cxSpinEdit, cxCheckBox,
  cxCheckComboBox, cxImageComboBox, TB2Item, TBX, TB2Toolbar, TBXDkPanels,
  TB2Dock, uViewFiltroBase, dxPgsDlg;

type
  IViewArticulos = interface(IViewGrid)
  ['{4C09BEC8-C82B-4DE8-8C36-40DB62224E95}']
    function GetArticulos: IBizArticulo;
    procedure SetArticulos(const Value: IBizArticulo);
    property Articulos: IBizArticulo read GetArticulos write SetArticulos;
  end;

  TfrViewArticulos = class(TfrViewGrid, IViewArticulos)
    PngImageList: TPngImageList;
    cxGridViewREFERENCIA: TcxGridDBColumn;
    cxGridViewDESCRIPCION: TcxGridDBColumn;
    cxGridViewFAMILIA: TcxGridDBColumn;
    cxGridViewNOMBRE_PROVEEDOR: TcxGridDBColumn;    
    actFamilia: TAction;
    actProveedor: TAction;
    TBXItem2: TTBXItem;
    TBXItem3: TTBXItem;
    TBXSeparatorItem1: TTBXSeparatorItem;
    TBXSeparatorItem2: TTBXSeparatorItem;
    cxGridViewINVENTARIABLE: TcxGridDBColumn;
    procedure cxGridViewIDCustomDrawCell(
      Sender: TcxCustomGridTableView; ACanvas: TcxCanvas;
      AViewInfo: TcxGridTableDataCellViewInfo; var ADone: Boolean);
    procedure actProveedorExecute(Sender: TObject);
    procedure actProveedorUpdate(Sender: TObject);
    procedure actFamiliaExecute(Sender: TObject);
    procedure actFamiliaUpdate(Sender: TObject);
  protected
    FArticulos: IBizArticulo;
    function GetArticulos: IBizArticulo; virtual;
    procedure SetArticulos(const Value: IBizArticulo); virtual;
  public
    property Articulos: IBizArticulo read GetArticulos write SetArticulos;
  end;

implementation

uses uDataModuleArticulos;


{$R *.dfm}

{ TfrViewArticulos }

{
******************************* TfrViewArticulos *******************************
}
function TfrViewArticulos.GetArticulos: IBizArticulo;
begin
  Result := FArticulos;
end;

procedure TfrViewArticulos.SetArticulos(const Value: IBizArticulo);
begin
  FArticulos := Value;
  if Assigned(FArticulos) then
    dsDataSource.DataTable := FArticulos.DataTable;
end;


procedure TfrViewArticulos.actFamiliaExecute(Sender: TObject);
begin
  if (cxGridViewFAMILIA.GroupIndex < 0) then
  begin
    cxGridViewFAMILIA.GroupIndex := cxGridView.GroupedColumnCount;
    cxGridViewFAMILIA.Visible := False;
  end
  else
  begin
    cxGridViewFAMILIA.GroupIndex := -1;
    cxGridViewFAMILIA.Visible := True;
  end;
end;

procedure TfrViewArticulos.actFamiliaUpdate(Sender: TObject);
begin
  inherited;
  (Sender as TAction).Checked := not (cxGridViewFAMILIA.GroupIndex < 0);
end;

procedure TfrViewArticulos.actProveedorExecute(Sender: TObject);
begin
  inherited;
  if (cxGridViewNOMBRE_PROVEEDOR.GroupIndex < 0) then
  begin
    cxGridViewNOMBRE_PROVEEDOR.GroupIndex := cxGridView.GroupedColumnCount;
    cxGridViewNOMBRE_PROVEEDOR.Visible := False;
  end
  else
  begin
    cxGridViewNOMBRE_PROVEEDOR.GroupIndex := -1;
    cxGridViewNOMBRE_PROVEEDOR.Visible := True;
  end;
end;

procedure TfrViewArticulos.actProveedorUpdate(Sender: TObject);
begin
  inherited;
  (Sender as TAction).Checked := not (cxGridViewNOMBRE_PROVEEDOR.GroupIndex < 0);
end;

procedure TfrViewArticulos.cxGridViewIDCustomDrawCell(
  Sender: TcxCustomGridTableView; ACanvas: TcxCanvas;
  AViewInfo: TcxGridTableDataCellViewInfo; var ADone: Boolean);
var
  R : TRect;
begin
  inherited;
  R := AViewInfo.ContentBounds;
  ACanvas.FillRect(R);
  ACanvas.DrawImage(PngImageList, R.Left, R.Top, 0);
  ADone := True;
end;

end.