lyx_mirror/src/frontends/Selection.h
Georg Baum 9d1dbb6f61 Remove isInternal() method. We don't use it and should not do so in the
future, we use LCursor::selection() instead.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16497 a592a061-630c-0410-9148-cb99ea01b6c8
2007-01-04 11:12:01 +00:00

63 lines
1.5 KiB
C++

// -*- C++ -*-
/**
* \file Selection.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author unknown
* \author John Levon
* \author Abdelrazak Younes
*
* Full author contact details are available in file CREDITS.
*/
#ifndef BASE_SELECTION_H
#define BASE_SELECTION_H
#include "support/docstring.h"
namespace lyx {
namespace frontend {
/**
* A Selection class manages the selection.
*/
class Selection
{
public:
virtual ~Selection() {}
/// Tell the window system whether we have a selection.
virtual void haveSelection(bool) = 0;
/**
* Get the X selection contents.
* This is a noop on systems that don't have a selection.
* The format is plain text.
* This should be called when the user presses the middle mouse
* button.
*/
virtual docstring const get() const = 0;
/**
* Fill the X selection.
* The format is plain text.
* Does nothing on systems that don't have a selection.
* Since the X selection protocol is asyncronous this should never be
* called from the kernel.
* If another application requests the current selection a
* SelectionRequest XEvent will be triggered. The response of the
* frontend to this event should be to retrieve the current selection
* from the kernel and push it to X with this method.
*/
virtual void put(docstring const &) = 0;
};
} // namespace frontend
/// Implementation is in Application.C
extern frontend::Selection & theSelection();
} // namespace lyx
#endif // BASE_SELECTION_H