GEstión de vehículos de programa de Gestión desde 0

gistfile1.txt

unit UVehiculos;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ComCtrls, ExtCtrls, Grids, DBGrids, StdCtrls, Spin, Buttons, DB,
  NewPanelDB, DBCtrls, MyDbIbMemo, Mask, rpcompobase, rpvclreport;

type
  TFVehiculos = class(TForm)
    PanelBotonera: TNewPanelDB;
    SBBarraStatus: TStatusBar;
    Panel1: TPanel;
    Panel2: TPanel;
    PanelConfirmar: TNewPanelDB;
    DsPrincipal: TDataSource;
    SBPrimero: TSpeedButton;
    SBMenosx: TSpeedButton;
    SBMenos1: TSpeedButton;
    SBMas1: TSpeedButton;
    SBMasX: TSpeedButton;
    SBUltimo: TSpeedButton;
    SbNuevo: TSpeedButton;
    SbModificar: TSpeedButton;
    SbBorrar: TSpeedButton;
    SEMobeByX: TSpinEdit;
    Label14: TLabel;
    SB_Salir: TSpeedButton;
    SBBuscar: TSpeedButton;
    GBBuscar: TGroupBox;
    Ebusqueda: TEdit;
    BLimpiar: TButton;
    BBuscar: TButton;
    BCerrar: TButton;
    SBImprimir: TSpeedButton;
    SBConfirmar: TSpeedButton;
    SBCancelar: TSpeedButton;
    Timer1: TTimer;
    NewPanelDB1: TNewPanelDB;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    DBEdit1: TDBEdit;
    DBEdit2: TDBEdit;
    DBEdit3: TDBEdit;
    GroupBox1: TGroupBox;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    DBEdit4: TDBEdit;
    DBEdit5: TDBEdit;
    DBEdit6: TDBEdit;
    GBImprimir: TGroupBox;
    CBVistaPrevia: TCheckBox;
    BCerrarIMP: TButton;
    SpeedButton12: TSpeedButton;
    DBGrid1: TDBGrid;
    DBEdit7: TDBEdit;
    Label7: TLabel;
    procedure FormKeyPress(Sender: TObject; var Key: Char);
    procedure Click(Sender: TObject);
    procedure SBMenosxClick(Sender: TObject);
    procedure SBMenos1Click(Sender: TObject);
    procedure SBMas1Click(Sender: TObject);
    procedure SBMasXClick(Sender: TObject);
    procedure SBUltimoClick(Sender: TObject);
    procedure SbNuevoClick(Sender: TObject);
    procedure SbModificarClick(Sender: TObject);
    procedure SbBorrarClick(Sender: TObject);
    procedure SBBuscarClick(Sender: TObject);
    procedure BLimpiarClick(Sender: TObject);
    procedure BBuscarClick(Sender: TObject);
    procedure BCerrarClick(Sender: TObject);
    procedure EbusquedaChange(Sender: TObject);
    procedure SBImprimirClick(Sender: TObject);
    procedure BCerrarIMPClick(Sender: TObject);
    procedure SB_SalirClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure Timer1Timer(Sender: TObject);
    procedure FormActivate(Sender: TObject);
    procedure SBCancelarClick(Sender: TObject);
    procedure SBConfirmarClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure DBEdit8Enter(Sender: TObject);
    procedure DBEdit8KeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  FVehiculos: TFVehiculos;

implementation

{$R *.dfm}

uses UDM, Fun, FUN_DBGRID;

procedure TFVehiculos.BBuscarClick(Sender: TObject);
//------------------------------------------------------------------------------
//**************************************************************[ Buscar ]******
//------------------------------------------------------------------------------
var Campo:string;
begin
     Campo:='MATRICULA';  {Dato a rellenar por el progrmador con el nombre del campo en la busqueda}
     DSPrincipal.DataSet.Locate(Campo,Ebusqueda.Text,[loCaseInsensitive,loPartialKey]);
end;

procedure TFVehiculos.BCerrarClick(Sender: TObject);
//------------------------------------------------------------------------------
//*****************************************************[ Cerrar Busqueda ]******
//------------------------------------------------------------------------------
begin
   BLimpiarClick(Sender);
   GBBuscar.Visible:=False;
end;

procedure TFVehiculos.BCerrarIMPClick(Sender: TObject);
//------------------------------------------------------------------------------
//****************************************************[ Cerrar Imrprimir ]******
//------------------------------------------------------------------------------
begin
   GBImprimir.Visible:=False;
end;

procedure TFVehiculos.BLimpiarClick(Sender: TObject);
//------------------------------------------------------------------------------
//**************************************************[ Limpia la busqueda ]******
//------------------------------------------------------------------------------
begin
   Ebusqueda.Text:='';
   BBuscarClick(Sender);
   Ebusqueda.SetFocus;
end;

procedure TFVehiculos.EbusquedaChange(Sender: TObject);
//------------------------------------------------------------------------------
//*************************************[ Mientras se escribe en busqueda ]******
//------------------------------------------------------------------------------
begin
    BBuscarClick(sender);
end;

procedure TFVehiculos.FormActivate(Sender: TObject);
//------------------------------------------------------------------------------
//********************************************[ Cuando se activa El form ]******
// Lo que queremos que haga nuestro Form Cuando se Actiba
//------------------------------------------------------------------------------
begin
    if Timer1.Enabled=false then Timer1.Enabled:=True;
end;

procedure TFVehiculos.FormClose(Sender: TObject; var Action: TCloseAction);
//------------------------------------------------------------------------------
//*************************************************[ Al Cerrarse El Form ]******
// Cerramos todos los procesos para que no consuman memoria y posibles errores
//------------------------------------------------------------------------------
begin
   if Timer1.Enabled=true then  Timer1.Enabled:=False;
end;

procedure TFVehiculos.FormCreate(Sender: TObject);
//------------------------------------------------------------------------------
//***************************************************[ Al Crearse el Fom ]******
// Cosas que queremos que haga según se inicie el Form
//------------------------------------------------------------------------------
begin
    {Cosas que queremos que haga según se inicie el Form}
end;

procedure TFVehiculos.FormKeyPress(Sender: TObject; var Key: Char);
//------------------------------------------------------------------------------
//************************************************[  Al pulsar una tecla ]******
// Al pulsar la tecla salta al foco del siguiente componente, si esta admitido
//------------------------------------------------------------------------------
begin
    if (Key = #13) then {Si se ha pulsado enter }
    if (ActiveControl is TEdit)
    or (ActiveControl is TDBEdit)
    or (ActiveControl is TDBComboBox) then
    begin
      Key := #0; { anula la puulsación }
      Perform(WM_NEXTDLGCTL, 0, 0); { mueve al próximo control }
    end
end;

procedure TFVehiculos.SbBorrarClick(Sender: TObject);
//------------------------------------------------------------------------------
//*******************************************[ Borrar el Actual Registro ]******
//------------------------------------------------------------------------------
begin                                //Cambiar por el mensaje elegido
   if (MessageBox(0, '¿Esta seguro  de eliminar el registro actual?',   //Aqui no se porque me manda la última comilla simple y la coma a la linea de abajo, por favor subir al final de la linea anterior
   'Eliminar Registro', MB_ICONSTOP or MB_YESNO or MB_DEFBUTTON2) = ID_No) then abort
   else begin
      if not DsPrincipal.DataSet.IsEmpty then
      begin
        DSPrincipal.DataSet.Delete;
        ShowMessage('El registro ha sido marcado para eliminar'+#13+#10+
                    'El proceso de eliminación se hara aútomaticamente');
        DM.IBTransaction1.CommitRetaining;

      end else ShowMessage('No existen registros para eliminar');
   end;
end;

procedure TFVehiculos.SBBuscarClick(Sender: TObject);
//------------------------------------------------------------------------------
//******************************************************[ Abrir Busqueda ]******
//------------------------------------------------------------------------------
begin
   GBBuscar.Visible:=True;
   Ebusqueda.SetFocus;
end;

procedure TFVehiculos.SBCancelarClick(Sender: TObject);
//------------------------------------------------------------------------------
//****************************************************[ Cancelar Proceso ]******
//------------------------------------------------------------------------------
begin
  if DsPrincipal.DataSet.State in [dsEdit, dsInsert]  then DsPrincipal.DataSet.Cancel;
  DM.IBTransaction1.RollbackRetaining;
end;

procedure TFVehiculos.SBConfirmarClick(Sender: TObject);
//------------------------------------------------------------------------------
//*******************************************************[ Grabar datos  ]******
//------------------------------------------------------------------------------
begin
  try
    if DsPrincipal.DataSet.State in [dsEdit, dsInsert]  then DsPrincipal.DataSet.Post;
    DM.IBTransaction1.CommitRetaining;
  except
    on E: Exception do
    begin
        MessageBeep(1000);
        ShowMessage('Se ha producido un error y el proceso no se ha podido terminar   Unidad:[ UVehiculos ]   Modulo:[ Grabar ]' + Chr(13) + Chr(13)
                  + 'Clase de error: ' + E.ClassName + Chr(13) + Chr(13)
                  + 'Mensaje del error:' + E.Message+Chr(13) + Chr(13)
                  + '    '+Chr(13) + Chr(13)
                  + 'El proceso ha quedado interrumpido');
        if DsPrincipal.DataSet.State in [dsEdit, dsInsert]  then DsPrincipal.DataSet.Cancel;
        DM.IBTransaction1.RollbackRetaining;
    end;
  end;
end;

procedure TFVehiculos.SBImprimirClick(Sender: TObject);
//------------------------------------------------------------------------------
//******************************************************[ Abrir Imprimir ]******
//------------------------------------------------------------------------------
begin
   GBImprimir.Visible:=True;
end;

procedure TFVehiculos.SBMas1Click(Sender: TObject);
//------------------------------------------------------------------------------
//*************************************************[ Avanzar un registro ]******
//------------------------------------------------------------------------------
begin
   DSPrincipal.DataSet.Next;
end;

procedure TFVehiculos.SBMasXClick(Sender: TObject);
//------------------------------------------------------------------------------
//*************************************************[ Avanzar x Registros ]******
//------------------------------------------------------------------------------
begin
    DSPrincipal.DataSet.MoveBy(SEMobeByX.Value);
end;

procedure TFVehiculos.SBMenos1Click(Sender: TObject);
//------------------------------------------------------------------------------
//***********************************************[ Retroceder 1 registro ]******
//------------------------------------------------------------------------------
begin
  DSPrincipal.DataSet.Prior;
end;

procedure TFVehiculos.SBMenosxClick(Sender: TObject);
//------------------------------------------------------------------------------
//**********************************************[ Retroceder x Registros ]******
//------------------------------------------------------------------------------
begin
  DSPrincipal.DataSet.MoveBy(-SEMobeByX.Value);
end;

procedure TFVehiculos.SbModificarClick(Sender: TObject);
//------------------------------------------------------------------------------
//*******************************************[ Editar el actual registro ]******
//------------------------------------------------------------------------------
begin
if not DsPrincipal.DataSet.IsEmpty then
  begin
    DsPrincipal.DataSet.Edit;
    Dbedit1.setfocus;
  end else ShowMessage('No existen registros para editar');
end;

procedure TFVehiculos.SbNuevoClick(Sender: TObject);
//------------------------------------------------------------------------------
//*******************************************[ Creamos un nuevo registro ]******
//------------------------------------------------------------------------------
begin
  DSPrincipal.DataSet.Insert;
  DBEdit1.setfocus;
end;

procedure TFVehiculos.Click(Sender: TObject);
//------------------------------------------------------------------------------
//***********************************************[ Ir al Primer Registro ]******
//------------------------------------------------------------------------------
begin
  DSPrincipal.DataSet.First;
end;

procedure TFVehiculos.DBEdit8Enter(Sender: TObject);
//------------------------------------------------------------------------------
//******************************************************[ Fecha entrada ]*******
//------------------------------------------------------------------------------
begin
   FECHA_DBEDIT_ENTER(TDBEdit(Sender));
end;

procedure TFVehiculos.DBEdit8KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
//------------------------------------------------------------------------------
//*****************************************************[ cambiar fecha  ]*******
//------------------------------------------------------------------------------
begin
  FECHA_DBEDIT(TDBEdit(Sender),Key);
end;

procedure TFVehiculos.SBUltimoClick(Sender: TObject);
//------------------------------------------------------------------------------
//***********************************************[ Ir al último registro ]******
//------------------------------------------------------------------------------
begin
   DSPrincipal.DataSet.Last;
end;

procedure TFVehiculos.SB_SalirClick(Sender: TObject);
//------------------------------------------------------------------------------
//******************************************************[ Salir Del Form ]******
//------------------------------------------------------------------------------
begin
   FVehiculos.Close;
end;

procedure TFVehiculos.Timer1Timer(Sender: TObject);
//------------------------------------------------------------------------------
//*************************************************[ El evento del Timer ]******
//------------------------------------------------------------------------------
begin
  SBBarraStatus.Panels[2].Text:=TimeToStr(now);
  if SBBarraStatus.Panels[1].Text<>DateToStr(Now) then SBBarraStatus.Panels[1].Text:=DateToStr(Now);
end;

end.