unit uViewDatosYSeleccionInstalador;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, uViewBase, StdCtrls, cxControls, cxContainer, cxEdit, cxLabel,
  cxDBLabel, ExtCtrls, DB, uDADataTable, uBizContactos,
  ComCtrls, ToolWin, ActnList, ImgList, PngImageList, cxTextEdit, cxDBEdit,
  pngimage, JvExControls, JvComponent, JvButton, JvTransparentButton, Mask,
  DBCtrls, uInstaladoresController, dxLayoutControl, Buttons, uDAInterfaces;

type
  IViewDatosYSeleccionInstalador = interface(IViewBase)
  ['{01BA5FEA-3F49-4CC0-959F-C3DC48589148}']
    function GetController: IInstaladoresController;
    procedure SetController(Value: IInstaladoresController);
    property Controller: IInstaladoresController read GetController write SetController;

    function GetInstalador: IBizInstalador;
    procedure SetInstalador(Value: IBizInstalador);
    property Instalador: IBizInstalador read GetInstalador write SetInstalador;

    function GetID_Instalador: integer;
    procedure SetID_Instalador(const Value: integer);
    property ID_Instalador: integer read GetID_Instalador write SetID_Instalador;

    function GetOnInstaladorChanged : TNotifyEvent;
    procedure SetOnInstaladorChanged (const Value : TNotifyEvent);
    property OnInstaladorChanged : TNotifyEvent read GetOnInstaladorChanged
      write SetOnInstaladorChanged;

    function GetMsgElegirInstalador: String;
    procedure SetMsgElegirInstalador(const Value: String);
    property MsgElegirInstalador : String read GetMsgElegirInstalador
      write SetMsgElegirInstalador;
  end;

  TfrViewDatosYSeleccionInstalador = class(TfrViewBase, IViewDatosYSeleccionInstalador)
    DADataSource: TDADataSource;
    ActionList1: TActionList;
    actElegirContacto: TAction;
    actAnadirContacto: TAction;
    actVerContacto: TAction;
    PngImageList: TPngImageList;
    dxLayoutControl1Group_Root: TdxLayoutGroup;
    dxLayoutControl1: TdxLayoutControl;
    dxLayoutControl1Item1: TdxLayoutItem;
    edtlNombreInstalador: TcxDBTextEdit;
    Button1: TBitBtn;
    dxLayoutControl1Item7: TdxLayoutItem;
    Button2: TBitBtn;
    dxLayoutControl1Item8: TdxLayoutItem;
    Button3: TBitBtn;
    dxLayoutControl1Item9: TdxLayoutItem;
    dxLayoutControl1Group1: TdxLayoutGroup;
    procedure actElegirContactoExecute(Sender: TObject);
    procedure actAnadirContactoExecute(Sender: TObject);
    procedure actVerContactoExecute(Sender: TObject);
    procedure actVerContactoUpdate(Sender: TObject);

  private
    FController : IInstaladoresController;
    FInstalador : IBizInstalador;
    FOnInstaladorChanged : TNotifyEvent;
    FMsgElegirInstalador: String;
    function GetMsgElegirInstalador: String;
    procedure SetMsgElegirInstalador(const Value: String);

  protected
    function GetController: IInstaladoresController;
    procedure SetController(Value: IInstaladoresController);
    function GetInstalador: IBizInstalador;
    procedure SetInstalador(Value: IBizInstalador);
    function GetOnInstaladorChanged : TNotifyEvent;
    procedure SetOnInstaladorChanged (const Value : TNotifyEvent);
    procedure SetReadOnly(Value: Boolean); override;
    function GetID_Instalador: integer;
    procedure SetID_Instalador(const Value: integer);
  public
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    property Controller: IInstaladoresController read GetController write SetController;
    property Instalador: IBizInstalador read GetInstalador write SetInstalador;
    property OnInstaladorChanged : TNotifyEvent read GetOnInstaladorChanged write SetOnInstaladorChanged;
    property MsgElegirInstalador : String read GetMsgElegirInstalador write SetMsgElegirInstalador;
    property ID_Instalador: integer read GetID_Instalador write SetID_Instalador;
  end;

implementation

{$R *.dfm}

uses
  uDataModuleInstaladores, Math, uCustomView;

procedure TfrViewDatosYSeleccionInstalador.actElegirContactoExecute(Sender: TObject);
var
  AInstalador : IBizInstalador;
begin
  inherited;
  AInstalador := (Controller.ElegirContacto(Controller.BuscarTodos, FMsgElegirInstalador, False) as IBizInstalador);
  if Assigned(AInstalador) then
  begin
    Self.Update;  
    ShowHourglassCursor;
    try
      Instalador := AInstalador;
    finally
      HideHourglassCursor;
    end;
  end;
  AInstalador := Nil;
end;

procedure TfrViewDatosYSeleccionInstalador.actAnadirContactoExecute(
  Sender: TObject);
var
  AInstalador : IBizInstalador;
begin
  inherited;
  AInstalador := (Controller.Nuevo as IBizInstalador);
  Controller.Ver(AInstalador);
  Instalador := AInstalador;
end;

procedure TfrViewDatosYSeleccionInstalador.actVerContactoExecute(Sender: TObject);
begin
  inherited;
  Controller.Ver(Instalador);
  if (Application.MessageBox('¿Desea refrescar los datos del Instalador en el documento?', 'Atención', MB_YESNO) = IDYES) then
     Instalador := Instalador;
end;

procedure TfrViewDatosYSeleccionInstalador.actVerContactoUpdate(Sender: TObject);
begin
  inherited;
  (Sender as TAction).Enabled := (Length(edtlNombreInstalador.Text) > 0);
end;

constructor TfrViewDatosYSeleccionInstalador.Create(AOwner: TComponent);
begin
  inherited;
  FMsgElegirInstalador := '';
  FController := NIL;
end;

destructor TfrViewDatosYSeleccionInstalador.Destroy;
begin
  FController := NIL;
  inherited;
end;

function TfrViewDatosYSeleccionInstalador.GetInstalador: IBizInstalador;
begin
  Result := FInstalador;
end;

function TfrViewDatosYSeleccionInstalador.GetController: IInstaladoresController;
begin
  if not Assigned(FController) then
    FController := TInstaladoresController.Create;
  Result := FController;
end;

function TfrViewDatosYSeleccionInstalador.GetID_Instalador: integer;
begin
  Result := -1;
  if Assigned(FInstalador) then
    Result := FInstalador.ID;
end;

function TfrViewDatosYSeleccionInstalador.GetMsgElegirInstalador: String;
begin
  Result := FMsgElegirInstalador;
end;

procedure TfrViewDatosYSeleccionInstalador.SetInstalador(Value: IBizInstalador);
begin
  FInstalador := Value;
  if Assigned(FInstalador) then
  begin
    DADataSource.DataTable := FInstalador.DataTable;
    if not FInstalador.DataTable.Active then
      FInstalador.DataTable.Active := True;
  end
  else
    DADataSource.DataTable := NIL;

  if Assigned(FOnInstaladorChanged) then
    FOnInstaladorChanged(Self);
end;

procedure TfrViewDatosYSeleccionInstalador.SetController(Value: IInstaladoresController);
begin
  if Assigned(FController) then
    FController := NIL;

  FController := Value;
end;

procedure TfrViewDatosYSeleccionInstalador.SetID_Instalador(const Value: integer);
begin
  Self.Instalador := IBizInstalador(Controller.Buscar(Value));
end;

procedure TfrViewDatosYSeleccionInstalador.SetMsgElegirInstalador(
  const Value: String);
begin
  FMsgElegirInstalador := Value;
end;

function TfrViewDatosYSeleccionInstalador.GetOnInstaladorChanged: TNotifyEvent;
begin
  Result := FOnInstaladorChanged;
end;

procedure TfrViewDatosYSeleccionInstalador.SetOnInstaladorChanged(
  const Value: TNotifyEvent);
begin
  FOnInstaladorChanged := Value;
end;

procedure TfrViewDatosYSeleccionInstalador.SetReadOnly(Value: Boolean);
begin
  inherited;

  if ReadOnly then
  begin
    actAnadirContacto.Enabled := False;
    actElegirContacto.Enabled := False;
  end;
end;

end.