fileObserver.h

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// -*- Mode: C++; tab-width: 2; -*-
// vi: set ts=2:
//
 
#ifndef BALL_VIEW_WIDGETS_FILEOBSERVER_H
#define BALL_VIEW_WIDGETS_FILEOBSERVER_H
 
#ifndef BALL_VIEW_WIDGETS_DOCKWIDGET_H
# include <BALL/VIEW/WIDGETS/dockWidget.h>
#endif
 
#include <QtCore/QTimer>
#include <QtCore/QDateTime>
 
class QAction;
 
namespace BALL
{
  namespace VIEW
  {
    class BALL_VIEW_EXPORT FileObserver
      : public DockWidget
    {
      Q_OBJECT
 
      public:
 
      BALL_EMBEDDABLE(FileObserver,DockWidget)
    
      
      FileObserver(QWidget *parent = 0, const char *name = 0);

      virtual ~FileObserver();
 
      //
      virtual void initializeWidget(MainControl& main_control);
      
      //
      virtual void checkMenu(MainControl& main_control);

      void setFileName(String filename);

      String getFileName() const;

      void setUpdateInterval(Size msec);
 
      public Q_SLOTS:

      void updateFile();

      void start();

      void stop();

      void chooseFile();
 
      protected:
 
      QAction* start_action_, *stop_action_;
 
      QTimer      timer_;
      String      file_name_;
      QDateTime   last_vis_time_;
    };
    
} } // namespaces
 
#endif // BALL_VIEW_WIDGETS_FILEOBSERVER_H