Files
giesCANne/canframemodel.cpp
T

163 lines
4.0 KiB
C++

#include "canframemodel.h"
int CANFrameModel::rowCount(const QModelIndex &parent) const
{
return frames.count();
}
int CANFrameModel::columnCount(const QModelIndex &index) const
{
return 6;
}
CANFrameModel::CANFrameModel(QObject *parent)
: QAbstractTableModel(parent)
{
frames.reserve(10000000); //yes, I'm preallocating 10 million entries in this list. I don't think anyone will exceed this.
dbcHandler = NULL;
interpretFrames = false;
overwriteDups = false;
}
void CANFrameModel::setDBCHandler(DBCHandler *handler)
{
dbcHandler = handler;
}
void CANFrameModel::setInterpetMode(bool mode)
{
interpretFrames = mode;
}
void CANFrameModel::setOverwriteMode(bool mode)
{
overwriteDups = mode;
}
QVariant CANFrameModel::data(const QModelIndex &index, int role) const
{
QString tempString;
if (!index.isValid())
return QVariant();
if (index.row() >= frames.count())
return QVariant();
if (role == Qt::DisplayRole) {
CANFrame thisFrame = frames.at(index.row());
switch (index.column())
{
case 0: //timestamp
return QString::number(thisFrame.timestamp);
break;
case 1: //id
return QString::number(thisFrame.ID, 16).toUpper().rightJustified(2,'0');
break;
case 2: //ext
return QString::number(thisFrame.extended);
break;
case 3: //bus
return QString::number(thisFrame.bus);
break;
case 4: //len
return QString::number(thisFrame.len);
break;
case 5: //data
for (int i = 0; i < thisFrame.len; i++)
{
tempString.append(QString::number(thisFrame.data[i], 16).toUpper().rightJustified(2,'0'));
tempString.append(" ");
}
//now, if we're supposed to interpret the data and the DBC handler is loaded then use it
if (dbcHandler != NULL)
{
DBC_MESSAGE *msg = dbcHandler->findMsgByID(thisFrame.ID);
if (msg != NULL)
{
for (int j = 0; j < msg->msgSignals.length(); j++)
{
}
}
}
return tempString;
break;
default:
return QVariant();
}
}
else
return QVariant();
}
QVariant CANFrameModel::headerData(int section, Qt::Orientation orientation,
int role) const
{
if (role != Qt::DisplayRole)
return QVariant();
if (orientation == Qt::Horizontal)
{
switch (section)
{
case 0:
return QString(tr("Timestamp"));
break;
case 1:
return QString(tr("ID"));
break;
case 2:
return QString(tr("Ext"));
break;
case 3:
return QString(tr("Bus"));
break;
case 4:
return QString(tr("Len"));
break;
case 5:
return QString(tr("Data"));
break;
}
}
else
return QString::number(section + 1);
}
void CANFrameModel::addFrame(CANFrame &frame, bool autoRefresh = false)
{
if (autoRefresh) beginInsertRows(QModelIndex(), frames.count() + 1, frames.count() + 1);
frames.append(frame);
if (autoRefresh) endInsertRows();
}
void CANFrameModel::sendRefresh()
{
beginInsertRows(QModelIndex(), 0, frames.count());
endInsertRows();
}
void CANFrameModel::sendRefresh(int pos)
{
beginInsertRows(QModelIndex(), pos, pos);
endInsertRows();
}
void CANFrameModel::clearFrames()
{
this->beginResetModel();
frames.clear();
this->endResetModel();
}
//Is this safe? Maybe not but if we don't change it then that's OK
//Is it the best C++ practice? Probably not. This breaks the MVC paradigm
//but, it's for a good cause.
QList<CANFrame>* CANFrameModel::getListReference()
{
return &frames;
}