QseDataSetModel Class Reference

#include <qsedatasetmodel.h>

Inheritance diagram for QseDataSetModel:

Public Slots
void	dataChanged ()
void	dataCleared ()
void	scanAdded (int n)

Public Member Functions
	QseDataSetModel (QseDataSet *dataSet, QObject *parent=0)
int	rowCount (const QModelIndex &parent=QModelIndex()) const
int	columnCount (const QModelIndex &parent=QModelIndex()) const
QVariant	data (const QModelIndex &index, int role) const
QVariant	headerData (int section, Qt::Orientation orientation, int role=Qt::DisplayRole) const

Private Types
typedef QAbstractTableModel	inherited

Private Attributes
QseDataSet *	m_DataSet
int	m_NScans

Detailed Description

Definition at line 9 of file qsedatasetmodel.h.

Member Typedef Documentation

typedef QAbstractTableModel QseDataSetModel::inherited

private

Definition at line 11 of file qsedatasetmodel.h.

Constructor & Destructor Documentation

QseDataSetModel::QseDataSetModel	(	QseDataSet *	dataSet,
		QObject *	parent = 0
	)

Definition at line 7 of file qsedatasetmodel.cpp.

  : QAbstractTableModel(parent),
    m_DataSet(dataSet)
{
//   printf("Dataset Model Constructed %p, Model Thread %p\n", dataSet->thread(), this->thread());

  connect(dataSet, SIGNAL(operationCompleted()),
          this,    SLOT(operationCompleted()));

//   connect(dataSet, SIGNAL(dataChanged()),
//        this,    SLOT(dataChanged()));

//   connect(dataSet, SIGNAL(dataCleared()),
//        this,    SLOT(dataCleared()));

//   connect(dataSet, SIGNAL(dataChanged()),
//        this,    SIGNAL(modelReset()));

//   connect(dataSet, SIGNAL(scanAdded(int)),
//        this,    SLOT(scanAdded(int)));
}

Member Function Documentation

int QseDataSetModel::columnCount

(

const QModelIndex &

parent = QModelIndex()

)

const

Definition at line 54 of file qsedatasetmodel.cpp.

References m_DataSet, and QseDataSet::maxColumnCount().

Referenced by data().

{
  int res = 3 + m_DataSet->maxColumnCount();

//   printf("QseDataSetModel::columnCount = %d\n", res);

  return res;
}

QVariant QseDataSetModel::data	(	const QModelIndex &	index,
		int	role
	)		const

Definition at line 64 of file qsedatasetmodel.cpp.

References QseScan::column(), columnCount(), m_DataSet, and QseDataSet::scan().

{
  if (!index.isValid()) {
    return QVariant();
  }

  if (role != Qt::DisplayRole) {
    return QVariant();
  }

  int row = index.row();
  int col = index.column();

  QseScan *scan = m_DataSet->scan(row);

  switch (col) {
  case 0:
    return scan -> name();
    break;
  case 1:
    return scan -> maxRowCount();
    break;
  case 2:
    return scan -> columnCount();
    break;
  default:
    QseColumn *c = scan->column(col-3);

    if (c) {
      return c -> name();
    } else {
      return QVariant();
    }
  }
}

void QseDataSetModel::dataChanged ( )

slot

Definition at line 145 of file qsedatasetmodel.cpp.

{
//    printf("QseDataSetModel::dataChanged\n");
//  reset();
  beginResetModel();
  endResetModel();
}

void QseDataSetModel::dataCleared ( )

slot

Definition at line 154 of file qsedatasetmodel.cpp.

{
//   printf("QseDataSetModel::dataCleared\n");

//  reset();
  beginResetModel();
  endResetModel();
}

QVariant QseDataSetModel::headerData	(	int	section,
		Qt::Orientation	orientation,
		int	role = Qt::DisplayRole
	)		const

Definition at line 102 of file qsedatasetmodel.cpp.

{
  if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
    switch (section) {
    case 0:
      return "Scan Name";
      break;
    case 1:
      return "Rows";
      break;
    case 2:
      return "Columns";
      break;
    default:
      return tr("Col %1").arg(section-3);
    }
  }

  if (orientation == Qt::Vertical && role == Qt::DisplayRole) {
    return section;
  }

  return QVariant();
}

int QseDataSetModel::rowCount

(

const QModelIndex &

parent = QModelIndex()

)

const

Definition at line 30 of file qsedatasetmodel.cpp.

References m_DataSet.

{
  if (parent.column() > 0) {
    return 0;
  }

  int res = m_DataSet -> scanCount();

//   printf("QseDataSetModel::rowCount = %d\n", res);

  return res;
}

void QseDataSetModel::scanAdded ( int  n )

slot

Definition at line 164 of file qsedatasetmodel.cpp.

{
//   printf("%s: QseDataSetModel::scanAdded(%d)\n", qPrintable(m_DataSet->objectName()), n);

//   insertRows(n, 1, QModelIndex());

//   printf("Row Count = %d\n", rowCount());
}

Member Data Documentation

QseDataSet* QseDataSetModel::m_DataSet

private

Definition at line 47 of file qsedatasetmodel.h.

Referenced by columnCount(), data(), and rowCount().

int QseDataSetModel::m_NScans

private

Definition at line 48 of file qsedatasetmodel.h.

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

• qsedatasetmodel.h
• qsedatasetmodel.cpp