gui2::ImportTableModel Class Reference

Table model to hold imported ASCII data after parsing it to multi-column presentation. More...

Inheritance diagram for gui2::ImportTableModel:

Collaboration diagram for gui2::ImportTableModel:

Public Types
using	raw_data_t = std::vector< std::vector< std::string > >

Public Member Functions
	ImportTableModel (QObject *parent=nullptr)
	~ImportTableModel () override
int	columnCount (const QModelIndex &=QModelIndex()) const override
std::vector< ColumnInfo >	columnInfo () const
QVariant	data (const QModelIndex &index, int role=Qt::DisplayRole) const override
Qt::ItemFlags	flags (const QModelIndex &index) const override
QVariant	headerData (int section, Qt::Orientation orientation, int role) const override
int	rowCount (const QModelIndex &=QModelIndex()) const override
bool	setData (const QModelIndex &index, const QVariant &value, int role) override
void	setRawData (const raw_data_t &raw_data)
	Sets content of the model. More...

Private Member Functions
QVariant	dataFromIndex (const QModelIndex &index) const
	Returns data from index. Combines header data with parsed user data. More...
int	utilityRowCount () const

Private Attributes
std::unique_ptr< ImportTableHeader >	m_header
int	m_maxColumnCount {0}
	parsed column data More...
raw_data_t	m_rawData

Detailed Description

Table model to hold imported ASCII data after parsing it to multi-column presentation.

Definition at line 32 of file importtablemodel.h.

Member Typedef Documentation

raw_data_t

using gui2::ImportTableModel::raw_data_t = std::vector<std::vector<std::string> >

Definition at line 36 of file importtablemodel.h.

Constructor & Destructor Documentation

ImportTableModel()

gui2::ImportTableModel::ImportTableModel

(

QObject *

parent = nullptr

)

Definition at line 35 of file importtablemodel.cpp.

    : QAbstractTableModel(parent)
    , m_header(std::make_unique<ImportTableHeader>(default_header_ncols))
{
}

~ImportTableModel()

gui2::ImportTableModel::~ImportTableModel ( )

overridedefault

Member Function Documentation

columnCount()

int gui2::ImportTableModel::columnCount ( const QModelIndex &  = QModelIndex() ) const

override

Definition at line 59 of file importtablemodel.cpp.

{
    return m_maxColumnCount;
}

References m_maxColumnCount.

columnInfo()

std::vector< ColumnInfo > gui2::ImportTableModel::columnInfo

(

)

const

Definition at line 108 of file importtablemodel.cpp.

{
    return m_header->columnInfo();
}

References m_header.

Referenced by gui2::ImportTableWidget::columnInfo().

data()

QVariant gui2::ImportTableModel::data ( const QModelIndex &  index, int  role = Qt::DisplayRole  ) const

override

Definition at line 64 of file importtablemodel.cpp.

{
    if (!index.isValid())
        return QVariant();
 
    if (role == Qt::DisplayRole || role == Qt::EditRole)
        return dataFromIndex(index);
 
    else if (role == Qt::BackgroundRole && index.row() < utilityRowCount())
        return QBrush(Qt::lightGray);
 
    return QVariant();
}

References dataFromIndex(), and utilityRowCount().

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dataFromIndex()

QVariant gui2::ImportTableModel::dataFromIndex ( const QModelIndex &  index ) const

private

Returns data from index. Combines header data with parsed user data.

Definition at line 120 of file importtablemodel.cpp.

{
    if (!index.isValid())
        return QVariant();
 
    if (index.row() < utilityRowCount()) {
        return m_header->data(index.row(), index.column());
 
    } else {
        int row = index.row() - utilityRowCount();
        if (row >= 0 && row < static_cast<int>(m_rawData.size())) {
            int col = index.column();
            if (col >= 0 && col < static_cast<int>(m_rawData[row].size())) {
                auto str = m_rawData[static_cast<int>(row)][static_cast<int>(col)];
                return QString::fromStdString(str);
            }
        }
    }
    return QVariant();
}

References m_header, m_rawData, and utilityRowCount().

Referenced by data().

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flags()

Qt::ItemFlags gui2::ImportTableModel::flags ( const QModelIndex &  index ) const

override

Definition at line 98 of file importtablemodel.cpp.

{
    Qt::ItemFlags result = QAbstractItemModel::flags(index);
    if (index.row() < utilityRowCount())
        result |= Qt::ItemIsEnabled | Qt::ItemIsEditable;
    else
        result |= Qt::ItemIsEnabled | Qt::ItemIsSelectable;
    return result;
}

References utilityRowCount().

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headerData()

QVariant gui2::ImportTableModel::headerData ( int  section, Qt::Orientation  orientation, int  role  ) const

override

Definition at line 89 of file importtablemodel.cpp.

{
    if (orientation == Qt::Horizontal || role != Qt::DisplayRole)
        return QVariant();
 
    return section < utilityRowCount() ? QString::fromStdString(m_header->rowName(section))
                                       : QVariant(section - utilityRowCount() + 1);
}

References m_header, and utilityRowCount().

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rowCount()

int gui2::ImportTableModel::rowCount ( const QModelIndex &  = QModelIndex() ) const

override

Definition at line 54 of file importtablemodel.cpp.

{
    return static_cast<int>(m_rawData.size()) + utilityRowCount();
}

References m_rawData, and utilityRowCount().

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setData()

bool gui2::ImportTableModel::setData ( const QModelIndex &  index, const QVariant &  value, int  role  )

override

Definition at line 78 of file importtablemodel.cpp.

{
    if (!index.isValid())
        return false;
 
    if (index.row() < utilityRowCount() && role == Qt::EditRole)
        return m_header->setData(index.row(), index.column(), value);
 
    return false;
}

References m_header, and utilityRowCount().

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setRawData()

void gui2::ImportTableModel::setRawData

(

const raw_data_t &

raw_data

)

Sets content of the model.

Definition at line 45 of file importtablemodel.cpp.

{
    beginResetModel();
    m_maxColumnCount = maxColumnCount(raw_data);
    m_header = std::make_unique<ImportTableHeader>(m_maxColumnCount);
    m_rawData = raw_data;
    endResetModel();
}

References m_header, m_maxColumnCount, and m_rawData.

Referenced by gui2::ImportTableWidget::setRawData().

utilityRowCount()

int gui2::ImportTableModel::utilityRowCount ( ) const

private

Definition at line 113 of file importtablemodel.cpp.

{
    return m_header ? m_header->rowCount() : 0;
}

References m_header.

Referenced by data(), dataFromIndex(), flags(), headerData(), rowCount(), and setData().

Member Data Documentation

m_header

std::unique_ptr<ImportTableHeader> gui2::ImportTableModel::m_header

private

Definition at line 61 of file importtablemodel.h.

Referenced by columnInfo(), dataFromIndex(), headerData(), setData(), setRawData(), and utilityRowCount().

m_maxColumnCount

int gui2::ImportTableModel::m_maxColumnCount {0}

private

parsed column data

Definition at line 64 of file importtablemodel.h.

Referenced by columnCount(), and setRawData().

m_rawData

raw_data_t gui2::ImportTableModel::m_rawData

private

Definition at line 62 of file importtablemodel.h.

Referenced by dataFromIndex(), rowCount(), and setRawData().

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The documentation for this class was generated from the following files:

• /home/www/ba/gui2/dataloader/importtablemodel.h
• /home/www/ba/gui2/dataloader/importtablemodel.cpp