mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-25 02:49:46 +00:00
50016ccf3a
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18059 a592a061-630c-0410-9148-cb99ea01b6c8
83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
// -*- C++ -*-
|
|
/**
|
|
* \file KeySymbol.h
|
|
* This file is part of LyX, the document processor.
|
|
* Licence details can be found in the file COPYING.
|
|
*
|
|
* \author Asger and Jürgen
|
|
*
|
|
* Full author contact details are available in file CREDITS.
|
|
*/
|
|
|
|
#ifndef KEYSYMBOL_H
|
|
#define KEYSYMBOL_H
|
|
|
|
#include <string>
|
|
|
|
#include "key_state.h"
|
|
|
|
#include "support/docstring.h"
|
|
|
|
#include <boost/shared_ptr.hpp>
|
|
|
|
|
|
namespace lyx {
|
|
|
|
/**
|
|
* This is a base class for representing a keypress.
|
|
* Each frontend has to implement this to provide
|
|
* the functionality that LyX needs in regards to
|
|
* key presses.
|
|
*/
|
|
class KeySymbol {
|
|
public:
|
|
KeySymbol() {}
|
|
|
|
virtual ~KeySymbol() {}
|
|
|
|
///
|
|
virtual bool operator==(KeySymbol const& ks) const = 0;
|
|
|
|
/// Initialize with the name of a key. F. ex. "space" or "a"
|
|
virtual void init(std::string const & symbolname) = 0;
|
|
|
|
/// Is this a valid key?
|
|
virtual bool isOK() const = 0;
|
|
|
|
/// Is this a modifier key only?
|
|
virtual bool isModifier() const = 0;
|
|
|
|
/// Is this normal insertable text ? (last ditch attempt only)
|
|
virtual bool isText() const = 0;
|
|
|
|
/// What is the symbolic name of this key? F.ex. "Return" or "c"
|
|
virtual std::string getSymbolName() const = 0;
|
|
|
|
/**
|
|
* Return the value of the keysym into the UCS-4 encoding.
|
|
* This converts the KeySymbol to a 32-bit encoded character.
|
|
*/
|
|
virtual char_type getUCSEncoded() const = 0;
|
|
|
|
/**
|
|
* Return a string describing the KeySym with modifier mod.
|
|
* Use the native UI format when \c forgui is true.
|
|
*/
|
|
virtual docstring const print(key_modifier::state mod, bool forgui) const = 0;
|
|
};
|
|
|
|
|
|
typedef boost::shared_ptr<KeySymbol> KeySymbolPtr;
|
|
|
|
|
|
/**
|
|
* Make a KeySymbol. Used because we want to
|
|
* generate a toolkit-specific instance.
|
|
*/
|
|
KeySymbol * createKeySymbol();
|
|
|
|
|
|
} // namespace lyx
|
|
|
|
#endif
|