david
630e91ec0c
- Cambiado el formato de fechas 'mm/dd/yyyy' a 'dd/mm/yyyy'. git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.UserControl@14 970f2627-a9d2-4748-b3d4-b5283c4fe7db
132 lines
3.3 KiB
ObjectPascal
132 lines
3.3 KiB
ObjectPascal
unit UCIdle;
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interface
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uses Classes, UCBase, Dialogs, Windows, Forms, ExtCtrls, Messages;
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type
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TUCIdle = class;
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TUCIdleTimeLeft = procedure (TimeLeft : Integer) of Object;
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TThUCIdle = class(TThread)
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private
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procedure DoIdle;
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procedure TimeLeftSinc;
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protected
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procedure Execute; override;
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public
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CurrentMilisec : Integer;
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UCIdle : TUCIdle;
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end;
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TUCIdle = class(TComponent)
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private
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FThIdle : TThUCIdle;
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FTimeOut: Integer;
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FOnIdle: TNotifyEvent;
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FUserControl: TUserControl; //changed from FUCComp to FUserControl
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FOnAppMessage : TMessageEvent;
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FTimeLeftNotify: TUCIdleTimeLeft;
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procedure UCAppMessage(var Msg: TMsg; var Handled: Boolean);
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procedure SetUserControl(const Value: TUserControl);
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protected
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procedure Loaded; override;
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procedure Notification(AComponent: TComponent;
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AOperation: TOperation); override; //added by fduenas
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public
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constructor Create(AOwner: TComponent); override;
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procedure DoIdle;
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published
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property UserControl : TUserControl read FUserControl write SetUserControl; //changed by fduenas
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property OnIdle : TNotifyEvent read FOnIdle write FOnIdle;
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property OnTimeLeftNotify : TUCIdleTimeLeft read FTimeLeftNotify write FTimeLeftNotify;
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property Timeout : Integer read FTimeOut write FTimeOut;
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end;
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implementation
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{ TUCIdle }
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constructor TUCIdle.Create(AOwner: TComponent);
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begin
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inherited Create(AOwner);
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end;
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procedure TUCIdle.DoIdle;
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begin
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if Assigned(UserControl) and (UserControl.CurrentUser.UserID <> 0 ) then
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UserControl.Logoff;
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if Assigned(OnIdle) then OnIdle(Self);
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end;
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procedure TUCIdle.Loaded;
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begin
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inherited;
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if not (csDesigning in ComponentState) then
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if (Assigned(UserControl)) or (Assigned(OnIdle))then
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begin
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if Assigned(Application.OnMessage) then FOnAppMessage := Application.OnMessage;
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Application.OnMessage := UCAppMessage;
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FThIdle := TThUCIdle.Create(True);
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FThIdle.CurrentMilisec := 0;
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FThIdle.UCIdle := Self;
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FThIdle.Resume;
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end;
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end;
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procedure TUCIdle.Notification(AComponent: TComponent;
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AOperation: TOperation);
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begin
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If AOperation = opRemove then
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If AComponent = FUserControl then
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FUserControl := nil;
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inherited Notification(AComponent, AOperation) ;
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end;
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procedure TUCIdle.SetUserControl(const Value: TUserControl);
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begin
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FUserControl := Value;
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if Value <> nil then
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Value.FreeNotification(self);
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end;
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procedure TUCIdle.UCAppMessage(var Msg: TMsg; var Handled: Boolean);
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begin
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if (msg.message = wm_mousemove) or (msg.message = wm_keydown) then FThIdle.CurrentMilisec := 0;
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if Assigned(FOnAppMessage) then FOnAppMessage(Msg, Handled);
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end;
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{ TThUCIdle }
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procedure TThUCIdle.DoIdle;
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begin
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UCIdle.DoIdle;
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end;
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procedure TThUCIdle.TimeLeftSinc;
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begin
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if Assigned(UCIdle.OnTimeLeftNotify) then UCIdle.OnTimeLeftNotify(UCIdle.Timeout - CurrentMilisec);
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end;
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procedure TThUCIdle.Execute;
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begin
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while not Terminated do
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begin
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Sleep(1000);
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if UCIdle.Timeout <= CurrentMilisec then
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begin
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CurrentMilisec := 0;
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Synchronize(DoIdle);
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end else begin
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Inc(CurrentMilisec, 1000);
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Synchronize(TimeLeftSinc);
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end;
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end;
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end;
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end.
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