todosmodel.cpp Example File | Enginio C++ Classes and Examples 1.2

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- Enginio C++ Examples - Todos
- todosmodel.cpp Example File
- Enginio 1.2.1 Reference Documentation

# todosmodel.cpp Example File

todos-cpp/todosmodel.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
    **
    ** This file is part of the examples of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:BSD$
    ** You may use this file under the terms of the BSD license as follows:
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    #include "todosmodel.h"

    #include <QtCore/qjsonvalue.h>
    #include <QtCore/qjsonobject.h>
    #include <QtGui/qcolor.h>
    #include <QtGui/qfont.h>

    #include <Enginio/enginioreply.h>

    TodosModel::TodosModel(QObject *parent)
        : EnginioModel(parent)
    {}

    QVariant TodosModel::headerData(int section, Qt::Orientation orientation, int role) const
    {
        if (orientation == Qt::Horizontal && section == 0 && role == Qt::DisplayRole)
            return QStringLiteral("Todo List");
        return EnginioModel::headerData(section, orientation, role);
    }

    QVariant TodosModel::data(const QModelIndex &index, int role) const
    {
        if (role == Qt::FontRole) {
            bool completed = EnginioModel::data(index, CompletedRole).value<QJsonValue>().toBool();
            QFont font;
            font.setPointSize(20);
            font.setStrikeOut(completed);
            return font;
        }

        if (role == Qt::TextColorRole) {
            bool completed = EnginioModel::data(index, CompletedRole).value<QJsonValue>().toBool();
            return completed ? QColor("#999") : QColor("#333");
        }

        if (role == CompletedRole)
            return EnginioModel::data(index, CompletedRole).value<QJsonValue>().toBool();

        // fallback to base class
        return EnginioModel::data(index, role);
    }
    QHash<int, QByteArray> TodosModel::roleNames() const
    {
        QHash<int, QByteArray> roles = EnginioModel::roleNames();
        roles.insert(TitleRole, "title");
        roles.insert(Qt::DisplayRole, "title");
        roles.insert(Qt::EditRole, "title");
        roles.insert(CompletedRole, "completed");
        return roles;
    }