tabcompleter.h

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/*
    Copyright © 2005-2014 by the Quassel Project
    devel@quassel-irc.org
 
    Copyright © 2014-2019 by The qTox Project Contributors
 
    This file is part of qTox, a Qt-based graphical interface for Tox.
 
    qTox is libre 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 3 of the License, or
    (at your option) any later version.
 
    qTox is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with qTox.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#include "src/model/group.h"
#include "src/widget/tool/chattextedit.h"
#include <QMap>
#include <QString>
 
class TabCompleter : public QObject
{
    Q_OBJECT
public:
    TabCompleter(ChatTextEdit* msgEdit, Group* group);
 
public slots:
    void complete();
    void reset();
 
private:
    struct SortableString
    {
        explicit SortableString(const QString& n)
            : contents{n}
        {
        }
        bool operator<(const SortableString& other) const;
        QString contents;
    };
 
    ChatTextEdit* msgEdit;
    Group* group;
    bool enabled;
    const static QString nickSuffix;
 
    QMap<SortableString, QString> completionMap;
    QMap<SortableString, QString>::Iterator nextCompletion;
    int lastCompletionLength;
 
    void buildCompletionList();
};