Qt 1.6 | Enginio Manual | Enginio C++ Examples - Todos | todosmodel.cpp Example File

Qt 1.6.3 Reference Documentation

# todosmodel.cpp Example File

todos-cpp/todosmodel.cpp

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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;
      }