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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTABLEGENERATOR_H
#define QTABLEGENERATOR_H
#include <QtCore/QVector>
#include <QtCore/QFile>
#include <QtCore/QMap>
#include <QtCore/QString>
#define QT_KEYSEQUENCE_MAX_LEN 6
//#define DEBUG_GENERATOR
/* Whenever QComposeTableElement gets modified supportedCacheVersion
from qtablegenerator.cpp must be bumped. */
struct QComposeTableElement {
uint keys[QT_KEYSEQUENCE_MAX_LEN];
uint value;
#ifdef DEBUG_GENERATOR
QString comment;
#endif
};
#ifndef DEBUG_GENERATOR
QT_BEGIN_NAMESPACE
Q_DECLARE_TYPEINFO(QComposeTableElement, Q_PRIMITIVE_TYPE);
QT_END_NAMESPACE
#endif
class Compare
{
public:
bool operator () (const QComposeTableElement &lhs, const uint rhs[QT_KEYSEQUENCE_MAX_LEN])
{
for (size_t i = 0; i < QT_KEYSEQUENCE_MAX_LEN; i++) {
if (lhs.keys[i] != rhs[i])
return (lhs.keys[i] < rhs[i]);
}
return false;
}
bool operator () (const QComposeTableElement &lhs, const QComposeTableElement &rhs)
{
for (size_t i = 0; i < QT_KEYSEQUENCE_MAX_LEN; i++) {
if (lhs.keys[i] != rhs.keys[i])
return (lhs.keys[i] < rhs.keys[i]);
}
return false;
}
};
class TableGenerator
{
public:
enum TableState
{
UnsupportedLocale,
EmptyTable,
UnknownSystemComposeDir,
MissingComposeFile,
NoErrors
};
TableGenerator();
~TableGenerator();
void parseComposeFile(QFile *composeFile);
void printComposeTable() const;
void orderComposeTable();
QVector<QComposeTableElement> composeTable() const;
TableState tableState() const { return m_state; }
protected:
bool processFile(const QString &composeFileName);
void parseKeySequence(char *line);
void parseIncludeInstruction(QString line);
QString findComposeFile();
bool findSystemComposeDir();
QString systemComposeDir();
QString composeTableForLocale();
ushort keysymToUtf8(quint32 sym);
QString readLocaleMappings(const QByteArray &locale);
QByteArray readLocaleAliases(const QByteArray &locale);
void initPossibleLocations();
bool cleanState() const { return m_state == NoErrors; }
QString locale() const;
private:
QVector<QComposeTableElement> m_composeTable;
TableState m_state;
QString m_systemComposeDir;
QList<QString> m_possibleLocations;
};
#endif // QTABLEGENERATOR_H
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