okular/interfaces/viewerinterface.h
2018-08-31 12:23:45 +03:00

95 lines
3.3 KiB
C++

/***************************************************************************
* Copyright (C) 2011 by Michel Ludwig <michel.ludwig@kdemail.net> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#ifndef _OKULAR_VIEWERINTERFACE_H_
#define _OKULAR_VIEWERINTERFACE_H_
#include "../core/okularcore_export.h"
#ifdef Q_OS_WIN
#define VIEWERINTERFACE_EXPORT __declspec(dllexport)
#else
#define VIEWERINTERFACE_EXPORT OKULARCORE_EXPORT
#endif
#include <QObject>
#include <QString>
namespace Okular {
/**
* @short Abstract interface for controlling advanced features of a document viewer
*
* This interface can be used to control some more or less advanced features of a document
* viewer.
*/
class VIEWERINTERFACE_EXPORT ViewerInterface
{
public:
virtual ~ViewerInterface() {}
/**
* Show the specified source location centrally in the viewer.
*
* @param fileName source file name
* @param line in the source file, starts from 0
* @param column in the source file, starts from 0
* @param showGraphically controls whether the given source location will be
* shown graphically in the viewer (if that feature is globally activated)
*/
virtual void showSourceLocation(const QString& fileName, int line, int column, bool showGraphically = true) = 0;
/**
* Clear the source location that was set last in the viewer.
*/
virtual void clearLastShownSourceLocation() = 0;
/**
* Returns true iff source locations are shown graphically.
*/
virtual bool areSourceLocationsShownGraphically() const = 0;
/**
* Allows to control whether source locations are shown graphically, or not.
*/
virtual void setShowSourceLocationsGraphically(bool b) = 0;
/**
* Returns true iff the watch file mode is enabled.
*/
virtual bool isWatchFileModeEnabled() const = 0;
/**
* Allows to enable or disable the watch file mode
*/
virtual void setWatchFileModeEnabled(bool b) = 0;
/**
* Should the shell that supports tabs pen new files in tabs?
*/
virtual bool openNewFilesInTabs() const = 0;
// SIGNALS
/**
* The signal 'openSourceReference' is emitted whenever the user has triggered a source
* reference in the currently displayed document.
*/
void openSourceReference(const QString& absFileName, int line, int column);
/**
* The signal 'viewerMenuStateChange' is emitted whenever the state of the menu
* 'menu_okular_part_viewer' defined in 'part-viewermode.rc' has changed.
*/
void viewerMenuStateChange(bool enabled);
};
}
Q_DECLARE_INTERFACE( Okular::ViewerInterface, "org.kde.okular.ViewerInterface/0.1" )
#endif