File: codecmodel.cpp

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/*
  codecmodel.cpp

  This file is part of GammaRay, the Qt application inspection and manipulation tool.

  SPDX-FileCopyrightText: 2010 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
  Author: Stephen Kelly <stephen.kelly@kdab.com>

  SPDX-License-Identifier: GPL-2.0-or-later

  Contact KDAB at <info@kdab.com> for commercial licensing options.
*/

#include "codecmodel.h"

#include <QDebug>

using namespace GammaRay;

AllCodecsModel::AllCodecsModel(QObject *parent)
    : QAbstractTableModel(parent)
{
    m_codecs = QTextCodec::availableCodecs();
}

int AllCodecsModel::columnCount(const QModelIndex &parent) const
{
    Q_UNUSED(parent);
    return 2;
}

QVariant AllCodecsModel::data(const QModelIndex &index, int role) const
{
    if (role == Qt::DisplayRole) {
        if (index.column() == 0)
            return m_codecs.at(index.row());
        if (index.column() == 1) {
            const QList<QByteArray> aliases = QTextCodec::codecForName(m_codecs.at(index.row()))->aliases();

            QString result;
            int size = aliases.size();
            int i = 0;
            for (const QByteArray &ba : aliases) {
                result.append(ba);

                ++i;
                if (i != size)
                    result.append(", ");
            }
            return result;
        }
    }
    return QVariant();
}

QVariant AllCodecsModel::headerData(int section, Qt::Orientation orientation, int role) const
{
    if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
        if (section == 0)
            return tr("Codec");
        else if (section == 1)
            return tr("Aliases");
    }
    return QVariant();
}

int AllCodecsModel::rowCount(const QModelIndex &parent) const
{
    if (parent.isValid())
        return 0;
    return m_codecs.size();
}

SelectedCodecsModel::SelectedCodecsModel(QObject *parent)
    : QAbstractTableModel(parent)
{
}

void SelectedCodecsModel::setCodecs(const QStringList &codecs)
{
    beginResetModel();
    m_codecs = codecs;
    endResetModel();
}

QStringList SelectedCodecsModel::currentCodecs() const
{
    return m_codecs;
}

void SelectedCodecsModel::updateText(const QString &text)
{
    m_text = text;
    if (!m_codecs.isEmpty()) {
        emit dataChanged(index(0, 1), index(m_codecs.size() - 1, 1));
    }
}

QVariant SelectedCodecsModel::headerData(int section, Qt::Orientation orientation, int role) const
{
    if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
        if (section == 0)
            return tr("Codec");
        if (section == 1)
            return tr("Encoded Data");
    }
    return QAbstractTableModel::headerData(section, orientation, role);
}

int SelectedCodecsModel::rowCount(const QModelIndex &parent) const
{
    if (parent.isValid())
        return 0;
    return m_codecs.size();
}

int SelectedCodecsModel::columnCount(const QModelIndex &parent) const
{
    Q_UNUSED(parent);
    return 2;
}

QVariant SelectedCodecsModel::data(const QModelIndex &index, int role) const
{
    if (index.column() == 0) {
        if (role == Qt::DisplayRole)
            return m_codecs.at(index.row());
    } else if (index.column() == 1) {
        if (role == Qt::DisplayRole) {
            const QByteArray ba = QTextCodec::codecForName(m_codecs.at(index.row()).toLatin1())->fromUnicode(m_text);
            // QString result;
            // foreach ()
            return ba.toHex();
        }
    }

    return QVariant();
}