/usr/include/BALL/VIEW/WIDGETS/fileObserver.h is in libballview1.4-dev 1.4.3~beta1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// 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 for observing changes in a molecular file.
When the file changes, all current Systems are deleted and
the new content of the observed molecular file is shown.
Supported are all files from the MolecularFileDialog.
A MolecularFileDialog must have been inserted into the MainControl.<br>
Usage: (in from MainControl derived class)<br>
\code
FileObserver* fo = new FileObserver(this, "FileObserver");
fo->setFileName("foo.pdb");
fo->start();
\endcode
\ingroup ViewWidgets
*/
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);
/// Set the name of the molecular file to be observed
void setFileName(String filename);
///
String getFileName() const;
/// Set the update interval in milli seconds
void setUpdateInterval(Size msec);
public slots:
/// Look for updates in the file
void updateFile();
/// Start the observation
void start();
/// Stop the observation
void stop();
/// Choose a file and start the observer
void chooseFile();
protected:
QAction* start_action_, *stop_action_;
QTimer timer_;
String file_name_;
QDateTime last_vis_time_;
};
} } // namespaces
#endif // BALL_VIEW_WIDGETS_FILEOBSERVER_H
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