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Command was: codespell -w -i 3 -S Makefile.in -L mathed,afe,tthe,ue,fro,uint,larg,alph,te,thes,alle,Claus,pres,pass-thru src/frontends/
77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
// -*- C++ -*-
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/**
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* \file Selection.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author unknown
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* \author John Levon
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* \author Abdelrazak Younes
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*
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* Full author contact details are available in file CREDITS.
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*/
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#ifndef SELECTION_H
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#define SELECTION_H
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#include "support/strfwd.h"
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namespace lyx {
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namespace frontend {
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/**
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* A Selection class manages the selection.
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*/
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class Selection
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{
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public:
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virtual ~Selection() {}
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/**
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* Tell the window system whether we set or cleared our selection.
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* This is a noop on systems that don't have a selection.
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* This should be called by the kernel whenever a selection is
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* created, changed or cleared.
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* \param own
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* If true: Tell that we got a valid selection.
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* If false: Tell that we cleared our selection.
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*/
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virtual void haveSelection(bool) = 0;
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/**
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* Get the X selection contents.
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* This is a noop on systems that don't have a selection.
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* The format is plain text.
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* This should be called when the user presses the middle mouse
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* button.
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*/
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virtual docstring const get() const = 0;
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/**
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* Fill the X selection.
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* The format is plain text.
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* Does nothing on systems that don't have a selection.
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* Since the X selection protocol is asynchronous this should never be
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* called from the kernel.
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* If another application requests the current selection a
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* SelectionRequest XEvent will be triggered. The response of the
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* frontend to this event should be to retrieve the current selection
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* from the kernel and push it to X with this method.
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*/
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virtual void put(docstring const &) = 0;
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/**
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* Is the X selection empty?
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* This does always return true on systems that don't have a real
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* selection.
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*/
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virtual bool empty() const = 0;
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};
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} // namespace frontend
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/// Implementation is in Application.cpp
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extern frontend::Selection & theSelection();
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} // namespace lyx
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#endif // SELECTION_H
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