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Principal.pas
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Principal.pas
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unit Principal;
interface
uses
Windows,
Messages,
SysUtils,
Variants,
Classes,
Graphics,
Controls,
Forms,
Dialogs,
StdCtrls,
RestartManager,
Processes,
SystemError,
RestartManagerExceptions,
FileUtils,
DB,
DBClient,
ExtCtrls,
Grids,
DBGrids;
type
TfrmPrincipal = class(TForm)
cdsProcessos: TClientDataSet;
cdsProcessosPath: TStringField;
cdsProcessosPID: TStringField;
cdsProcessosName: TStringField;
cdsProcessosFullName: TStringField;
cdsProcessosUser: TStringField;
cdsProcessosDomain: TStringField;
dtsProcessos: TDataSource;
Panel1: TPanel;
cdsProcessosPathFilie: TStringField;
btnVerificar: TButton;
btnCancelar: TButton;
btnMonitorar: TButton;
tmMonitor: TTimer;
btnTerminarProcesso: TButton;
cdsProcessosAttributes: TStringField;
dbgrdProcessos: TDBGrid;
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure btnVerificarClick(Sender: TObject);
procedure btnCancelarClick(Sender: TObject);
procedure btnMonitorarClick(Sender: TObject);
procedure tmMonitorTimer(Sender: TObject);
procedure btnTerminarProcessoClick(Sender: TObject);
procedure FormShow(Sender: TObject);
private
{ Private declarations }
FPath : string;
function Validar: Boolean;
function VerificarProcessosBloqueadores(): Integer;
procedure TratarExcecao(Excecao: Exception);
public
{ Public declarations }
property Path: string read FPath write FPath;
end;
const
TITULO = 'Arquivo em processamento';
MSG = ' - Arquivo %s não encontrado.';
var
frmPrincipal: TfrmPrincipal;
implementation
uses Process, StrUtils;
{$R *.dfm}
procedure TfrmPrincipal.FormCreate(Sender: TObject);
begin
FPath := 'C:\nfe.PDF';
cdsProcessos.CreateDataSet;
end;
function TfrmPrincipal.Validar: Boolean;
var lCaption : string;
begin
Result := True;
lCaption := TITULO + MSG;
if not FileExists(FPath) then
begin
if not (Self.Caption = Format(lCaption, [FPath])) then
Self.Caption := (Format(lCaption, [FPath]));
Result := False;
Exit;
end;
end;
procedure TfrmPrincipal.FormDestroy(Sender: TObject);
begin
cdsProcessos.Close;
end;
procedure TfrmPrincipal.btnVerificarClick(Sender: TObject);
var
lNrProcessos : integer;
begin
InputQuery('Informe o arquivo', 'Path:', FPath);
lNrProcessos := VerificarProcessosBloqueadores();
if (lNrProcessos <= 0) and (cdsProcessos.IsEmpty) then
ShowMessage('Nenhum processo verificado!');
end;
function TfrmPrincipal.VerificarProcessosBloqueadores(): Integer;
var
lProcessos : TProcesses;
i : Integer;
begin
Result := -1;
Validar();
cdsProcessos.EmptyDataSet;
if TFileUtils.LockedFile(FPath) then
begin
try
try
TRestartManager.Inicializar;
try
lProcessos := TRestartManager.ListaProcessosBloqueadores(FPath);
Except
On E: Exception do
TratarExcecao(E);
end;
finally
TRestartManager.Destruir;
end;
if lProcessos <> nil then
begin
for i := 0 to lProcessos.Count -1 do
begin
cdsProcessos.Append;
cdsProcessosPID.AsString := IntToStr(lProcessos.Items[i].ID);
cdsProcessosPath.AsString := lProcessos.Items[i].PathProcess;
cdsProcessosName.AsString := lProcessos.Items[i].Name;
cdsProcessosFullName.AsString := lProcessos.Items[i].Fullname;
cdsProcessosPathFilie.AsString := lProcessos.Items[i].PathFile;
cdsProcessosUser.AsString := lProcessos.Items[i].User;
cdsProcessosDomain.AsString := lProcessos.Items[i].Domain;
cdsProcessosAttributes.AsString := lProcessos.Items[i].Attributes;
cdsProcessos.Post;
end;
Result := lProcessos.Count;
end;
// Testando o metodo ToString()
//if lProcessos.Count <> 0 then
// ShowMessage(lProcessos.ToString());
finally
if lProcessos <> nil then
FreeAndNil(lProcessos);
end;
if cdsProcessos.IsEmpty then
begin
cdsProcessos.Append;
cdsProcessosPathFilie.AsString := FPath;
cdsProcessosAttributes.AsString := TFileUtils.GetAttributes(FPath);
cdsProcessos.Post;
end;
end;
end;
procedure TfrmPrincipal.btnCancelarClick(Sender: TObject);
begin
Close;
end;
procedure TfrmPrincipal.btnMonitorarClick(Sender: TObject);
begin
InputQuery('Informe o arquivo', 'Path:', FPath);
if tmMonitor.Enabled then
tmMonitor.Enabled := False
else
tmMonitor.Enabled := True;
end;
procedure TfrmPrincipal.tmMonitorTimer(Sender: TObject);
begin
VerificarProcessosBloqueadores();
end;
procedure TfrmPrincipal.btnTerminarProcessoClick(Sender: TObject);
begin
if TFileUtils.TerminarProcesso(cdsProcessosPath.AsString) then
ShowMessage('Processo ' + cdsProcessosPath.AsString + ' finalizado!');
end;
procedure TfrmPrincipal.FormShow(Sender: TObject);
begin
if btnVerificar.CanFocus then
btnVerificar.SetFocus;
end;
procedure TfrmPrincipal.TratarExcecao(Excecao: Exception); //Wrapper
var
lErro: string;
begin
if Excecao is ESystemError then
begin
lErro := IfThen(Trim(lErro) = '', Excecao.Message, lErro + ', ' + Excecao.Message);
// tratamento
end;
if Excecao is ESessaoNaoIniciada then
begin
lErro := IfThen(Trim(lErro) = '', Excecao.Message, lErro + ', ' + Excecao.Message);
// tratamento
end;
if Excecao is ERegistroRecursoNaoRealizado then
begin
lErro := IfThen(Trim(lErro) = '', Excecao.Message, lErro + ', ' + Excecao.Message);
// tratamento
end;
if Excecao is EProcessosBloqueadoresNaoListados then
begin
lErro := IfThen(Trim(lErro) = '', Excecao.Message, lErro + ', ' + Excecao.Message);
// tratamento
end;
if Excecao is ETamanhoResultadoNaoObtido then
begin
lErro := IfThen(Trim(lErro) = '', Excecao.Message, lErro + ', ' + Excecao.Message);
// tratamento
end;
end;
end.