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830ca75fba548e9978d983bbabdb72a62517baae
giesCANne/dbcsignaleditor.cpp
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#include "dbcsignaleditor.h"
#include "ui_dbcsignaleditor.h"
#include <QDateTime>
#include <QDebug>
#include <QMenu>
#include <QSettings>
DBCSignalEditor::DBCSignalEditor(DBCHandler *handler, QWidget *parent) :
QDialog(parent),
ui(new Ui::DBCSignalEditor)
{
ui->setupUi(this);
readSettings();
qsrand(QDateTime::currentMSecsSinceEpoch());
dbcHandler = handler;
dbcMessage = NULL;
currentSignal = NULL;
QStringList headers2;
headers2 << "Value" << "Text";
ui->valuesTable->setColumnCount(2);
ui->valuesTable->setColumnWidth(0, 200);
ui->valuesTable->setColumnWidth(1, 440);
ui->valuesTable->setHorizontalHeaderLabels(headers2);
ui->valuesTable->horizontalHeader()->setStretchLastSection(true);
ui->comboType->addItem("UNSIGNED INTEGER");
ui->comboType->addItem("SIGNED INTEGER");
ui->comboType->addItem("SINGLE PRECISION");
ui->comboType->addItem("DOUBLE PRECISION");
ui->comboType->addItem("STRING");
connect(ui->signalsList, SIGNAL(currentRowChanged(int)), this, SLOT(clickSignalList(int)));
connect(ui->bitfield, SIGNAL(gridClicked(int,int)), this, SLOT(bitfieldClicked(int,int)));
connect(ui->signalsList, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(onCustomMenuSignals(QPoint)));
ui->signalsList->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->valuesTable, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(onCustomMenuValues(QPoint)));
ui->valuesTable->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->valuesTable, SIGNAL(cellChanged(int,int)), this, SLOT(onValuesCellChanged(int,int)));
//now with 100% more lambda expressions just to make it interesting (and shorter, and easier...)
connect(ui->cbIntelFormat, &QCheckBox::toggled,
[=]()
{
if (currentSignal == NULL) return;
currentSignal->intelByteOrder = ui->cbIntelFormat->isChecked();
if (currentSignal->valType == SP_FLOAT || currentSignal->valType == DP_FLOAT)
currentSignal->intelByteOrder = false;
fillSignalForm(currentSignal);
});
connect(ui->comboReceiver, &QComboBox::currentTextChanged,
[=]()
{
if (currentSignal == NULL) return;
currentSignal->receiver = dbcFile->findNodeByName(ui->comboReceiver->currentText());
});
connect(ui->comboType, &QComboBox::currentTextChanged,
[=]()
{
if (currentSignal == NULL) return;
switch (ui->comboType->currentIndex())
{
case 0:
currentSignal->valType = UNSIGNED_INT;
break;
case 1:
currentSignal->valType = SIGNED_INT;
break;
case 2:
currentSignal->valType = SP_FLOAT;
currentSignal->intelByteOrder = false;
if (currentSignal->startBit > 39) currentSignal->startBit = 39;
currentSignal->signalSize = 32;
break;
case 3:
currentSignal->valType = DP_FLOAT;
currentSignal->intelByteOrder = false;
currentSignal->startBit = 7; //has to be!
currentSignal->signalSize = 64;
break;
case 4:
currentSignal->valType = STRING;
break;
}
fillSignalForm(currentSignal);
});
connect(ui->txtBias, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
double temp;
bool result;
temp = ui->txtBias->text().toDouble(&result);
if (result) currentSignal->bias = temp;
});
connect(ui->txtMaxVal, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
double temp;
bool result;
temp = ui->txtMaxVal->text().toDouble(&result);
if (result) currentSignal->max = temp;
});
connect(ui->txtMinVal, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
double temp;
bool result;
temp = ui->txtMinVal->text().toDouble(&result);
if (result) currentSignal->min = temp;
});
connect(ui->txtScale, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
double temp;
bool result;
temp = ui->txtScale->text().toDouble(&result);
if (result) currentSignal->factor = temp;
});
connect(ui->txtComment, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
currentSignal->comment = ui->txtComment->text();
});
connect(ui->txtUnitName, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
currentSignal->unitName = ui->txtUnitName->text();
});
connect(ui->txtBitLength, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
int temp;
temp = Utility::ParseStringToNum(ui->txtBitLength->text());
if (temp < 0) return;
if (temp > 63) return;
if (currentSignal->valType != SP_FLOAT && currentSignal->valType != DP_FLOAT)
currentSignal->signalSize = temp;
fillSignalForm(currentSignal);
});
connect(ui->txtName, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
currentSignal->name = ui->txtName->text();
//need to update the list too.
ui->signalsList->currentItem()->setText(currentSignal->name);
});
connect(ui->txtMultiplexValue, &QLineEdit::editingFinished,
[=]()
{
if (currentSignal == NULL) return;
int temp;
temp = Utility::ParseStringToNum(ui->txtMultiplexValue->text());
//TODO: could look up the multiplexor and ensure that the value is within a range that the multiplexor could return
currentSignal->multiplexValue = temp;
});
connect(ui->rbMultiplexed, &QRadioButton::toggled,
[=](bool state)
{
if (state && currentSignal) //signal is now set as a multiplexed signal
{
currentSignal->isMultiplexed = true;
currentSignal->isMultiplexor = false;
//if the set multiplexor for the message was this signal then clear it
if (dbcMessage->multiplexorSignal == currentSignal) dbcMessage->multiplexorSignal = NULL;
}
});
connect(ui->rbMultiplexor, &QRadioButton::toggled,
[=](bool state)
{
if (state && currentSignal) //signal is now set as a multiplexed signal
{
//don't allow this signal to be a multiplexor if there is already one for this message.
//if (dbcMessage->multiplexorSignal != currentSignal && dbcMessage->multiplexorSignal != NULL) return; //I spoke too soon above...
currentSignal->isMultiplexed = false;
currentSignal->isMultiplexor = true;
//we just set that this is the multiplexor so update the message to show that as well.
dbcMessage->multiplexorSignal = currentSignal;
}
});
connect(ui->rbNotMulti, &QRadioButton::toggled,
[=](bool state)
{
if (state && currentSignal) //signal is now set as a multiplexed signal
{
currentSignal->isMultiplexed = false;
currentSignal->isMultiplexor = false;
if (dbcMessage->multiplexorSignal == currentSignal) dbcMessage->multiplexorSignal = NULL;
}
});
}
DBCSignalEditor::~DBCSignalEditor()
{
delete ui;
}
void DBCSignalEditor::closeEvent(QCloseEvent *event)
{
Q_UNUSED(event);
writeSettings();
}
void DBCSignalEditor::setFileIdx(int idx)
{
if (idx < 0 || idx > dbcHandler->getFileCount() - 1) return;
dbcFile = dbcHandler->getFileByIdx(idx);
for (int x = 0; x < dbcFile->dbc_nodes.count(); x++)
{
ui->comboReceiver->addItem(dbcFile->dbc_nodes[x].name);
}
}
void DBCSignalEditor::readSettings()
{
QSettings settings;
if (settings.value("Main/SaveRestorePositions", false).toBool())
{
resize(settings.value("DBCSignalEditor/WindowSize", QSize(800, 572)).toSize());
move(settings.value("DBCSignalEditor/WindowPos", QPoint(100, 100)).toPoint());
}
}
void DBCSignalEditor::writeSettings()
{
QSettings settings;
if (settings.value("Main/SaveRestorePositions", false).toBool())
{
settings.setValue("DBCSignalEditor/WindowSize", size());
settings.setValue("DBCSignalEditor/WindowPos", pos());
}
}
void DBCSignalEditor::setMessageRef(DBC_MESSAGE *msg)
{
dbcMessage = msg;
}
void DBCSignalEditor::showEvent(QShowEvent* event)
{
QDialog::showEvent(event);
currentSignal = NULL;
refreshSignalsList();
}
void DBCSignalEditor::onValuesCellChanged(int row,int col)
{
if (inhibitCellChanged) return;
if (row == ui->valuesTable->rowCount() - 1)
{
DBC_VAL newVal;
newVal.value = 0;
newVal.descript = "No Description";
currentSignal->valList.append(newVal);
qDebug() << "Created new entry in value list";
//QTableWidgetItem *widgetVal = new QTableWidgetItem(QString::number(newVal.value));
//ui->valuesTable->setItem(row, 0, widgetVal);
//QTableWidgetItem *widgetDesc = new QTableWidgetItem(newVal.descript);
//ui->valuesTable->setItem(row, 1, widgetDesc);
//add the blank at the end again
ui->valuesTable->insertRow(ui->valuesTable->rowCount());
}
if (col == 0)
{
currentSignal->valList[row].value = Utility::ParseStringToNum(ui->valuesTable->item(row, col)->text());
}
else if (col == 1)
{
currentSignal->valList[row].descript = ui->valuesTable->item(row, col)->text();
}
}
void DBCSignalEditor::onCustomMenuSignals(QPoint point)
{
QMenu *menu = new QMenu(this);
menu->setAttribute(Qt::WA_DeleteOnClose);
menu->addAction(tr("Add a new signal"), this, SLOT(addNewSignal()));
menu->addAction(tr("Delete currently selected signal"), this, SLOT(deleteCurrentSignal()));
menu->popup(ui->signalsList->mapToGlobal(point));
}
void DBCSignalEditor::onCustomMenuValues(QPoint point)
{
QMenu *menu = new QMenu(this);
menu->setAttribute(Qt::WA_DeleteOnClose);
menu->addAction(tr("Delete currently selected value"), this, SLOT(deleteCurrentValue()));
menu->popup(ui->valuesTable->mapToGlobal(point));
}
void DBCSignalEditor::addNewSignal()
{
int num = qrand() % 70000;
QString newName = "SIGNAL" + QString::number(num);
DBC_SIGNAL newSig;
newSig.name = newName;
newSig.bias = 0.0;
newSig.factor = 1.0;
newSig.intelByteOrder = true;
newSig.max = 0.0;
newSig.min = 0.0;
newSig.receiver = dbcFile->findNodeByIdx(0);
newSig.signalSize = 1;
newSig.startBit = 0;
newSig.valType = UNSIGNED_INT;
newSig.isMultiplexed = false;
newSig.isMultiplexor = false;
newSig.multiplexValue = 0;
newSig.parentMessage = dbcMessage;
dbcMessage->sigHandler->addSignal(newSig);
/* add item at the end of the list and select it */
/* this will call clickSignalList */
ui->signalsList->addItem(newName);
ui->signalsList->setCurrentRow(ui->signalsList->count()-1);
}
void DBCSignalEditor::deleteCurrentSignal()
{
int currIdx = ui->signalsList->currentRow();
if (currIdx > -1)
{
delete(ui->signalsList->item(currIdx));
dbcMessage->sigHandler->removeSignal(currIdx);
currentSignal = NULL;
}
}
void DBCSignalEditor::deleteCurrentValue()
{
int currIdx = ui->valuesTable->currentRow();
if (currIdx > -1)
{
ui->valuesTable->removeRow(currIdx);
currentSignal->valList.removeAt(currIdx);
}
}
void DBCSignalEditor::refreshSignalsList()
{
ui->signalsList->clear();
for (int x = 0; x < dbcMessage->sigHandler->getCount(); x++)
{
DBC_SIGNAL *sig = dbcMessage->sigHandler->findSignalByIdx(x);
ui->signalsList->addItem(sig->name);
}
if( ui->signalsList->count()>0 ) {
/* click first element */
ui->signalsList->setCurrentRow(0);
}
else
clickSignalList(-1);
}
/* fillSignalForm also handles group "enabled" state */
/* WARNING: fillSignalForm can be called recursively since it is in the listener of cbIntelFormat */
void DBCSignalEditor::fillSignalForm(DBC_SIGNAL *sig)
{
unsigned char bitpattern[8];
if (sig == NULL) {
ui->groupBox->setEnabled(false);
ui->txtName->setText("");
ui->txtBias->setText("");
ui->txtBitLength->setText("");
ui->txtComment->setText("");
ui->txtMaxVal->setText("");
ui->txtMinVal->setText("");
ui->txtScale->setText("");
ui->txtUnitName->setText("");
ui->txtMultiplexValue->setText("");
ui->rbMultiplexed->setChecked(false);
ui->rbMultiplexor->setChecked(false);
ui->rbNotMulti->setChecked(true);
memset(bitpattern, 0, 8); //clear it out
ui->bitfield->setReference(bitpattern, false);
ui->bitfield->updateData(bitpattern, true);
ui->comboReceiver->setCurrentIndex(0);
ui->comboType->setCurrentIndex(0);
return;
}
/* we have a signal */
ui->groupBox->setEnabled(true);
generateUsedBits();
ui->txtName->setText(sig->name);
ui->txtBias->setText(QString::number(sig->bias));
ui->txtBitLength->setText(QString::number(sig->signalSize));
ui->txtMultiplexValue->setText(QString::number(sig->multiplexValue));
ui->txtComment->setText(sig->comment);
ui->txtMaxVal->setText(QString::number(sig->max));
ui->txtMinVal->setText(QString::number(sig->min));
ui->txtScale->setText(QString::number(sig->factor));
ui->txtUnitName->setText(sig->unitName);
ui->rbMultiplexed->setChecked(sig->isMultiplexed);
ui->rbMultiplexor->setChecked(sig->isMultiplexor);
ui->rbNotMulti->setChecked( !(sig->isMultiplexor | sig->isMultiplexed) );
qDebug() << sig->isMultiplexor << "*" << sig->isMultiplexed;
memset(bitpattern, 0, 8); //clear it out first.
int startBit, endBit;
startBit = sig->startBit;
bitpattern[startBit / 8] |= 1 << (startBit % 8); //make the start bit a different color to set it apart
ui->bitfield->setReference(bitpattern, false);
if (sig->intelByteOrder)
{
endBit = startBit + sig->signalSize - 1;
if (startBit < 0) startBit = 0;
if (endBit > 63) endBit = 63;
for (int y = startBit; y <= endBit; y++)
{
int byt = y / 8;
bitpattern[byt] |= 1 << (y % 8);
}
}
else //big endian / motorola format
{
//much more irritating than the intel version...
int size = sig->signalSize;
while (size > 0)
{
int byt = startBit / 8;
bitpattern[byt] |= 1 << (startBit % 8);
size--;
if ((startBit % 8) == 0) startBit += 15;
else startBit--;
if (startBit > 63) startBit = 63;
}
}
ui->bitfield->updateData(bitpattern, true);
ui->cbIntelFormat->setChecked(sig->intelByteOrder);
switch (sig->valType)
{
case UNSIGNED_INT:
ui->comboType->setCurrentIndex(0);
break;
case SIGNED_INT:
ui->comboType->setCurrentIndex(1);
break;
case SP_FLOAT:
ui->comboType->setCurrentIndex(2);
break;
case DP_FLOAT:
ui->comboType->setCurrentIndex(3);
break;
case STRING:
ui->comboType->setCurrentIndex(4);
break;
}
for (int i = 0; i < ui->comboReceiver->count(); i++)
{
if (ui->comboReceiver->itemText(i) == sig->receiver->name)
{
ui->comboReceiver->setCurrentIndex(i);
break;
}
}
}
/* fillValueTable also handles "enabled" state */
void DBCSignalEditor::fillValueTable(DBC_SIGNAL *sig)
{
int rowIdx;
inhibitCellChanged = true;
ui->valuesTable->clearContents();
ui->valuesTable->setRowCount(0);
if (sig == NULL) {
ui->valuesTable->setEnabled(false);
inhibitCellChanged = false;
return;
}
ui->valuesTable->setEnabled(true);
for (int i = 0; i < sig->valList.count(); i++)
{
QTableWidgetItem *val = new QTableWidgetItem(Utility::formatNumber(sig->valList[i].value));
QTableWidgetItem *desc = new QTableWidgetItem(sig->valList[i].descript);
rowIdx = ui->valuesTable->rowCount();
ui->valuesTable->insertRow(rowIdx);
ui->valuesTable->setItem(rowIdx, 0, val);
ui->valuesTable->setItem(rowIdx, 1, desc);
}
//Add a blank row at the end to allow for adding records easily
ui->valuesTable->insertRow(ui->valuesTable->rowCount());
inhibitCellChanged = false;
}
void DBCSignalEditor::clickSignalList(int row)
{
//qDebug() << ui->signalsList->item(row)->text();
DBC_SIGNAL *thisSig = (row<0) ? NULL : dbcMessage->sigHandler->findSignalByName(ui->signalsList->item(row)->text());
currentSignal = thisSig;
fillSignalForm(thisSig);
fillValueTable(thisSig);
}
void DBCSignalEditor::bitfieldClicked(int x, int y)
{
int bit = (7 - x) + (y * 8);
if (currentSignal == NULL) return;
currentSignal->startBit = bit;
if (currentSignal->valType == SP_FLOAT)
{
if (currentSignal->startBit > 31) currentSignal->startBit = 39;
}
if (currentSignal->valType == DP_FLOAT)
currentSignal->startBit = 7;
fillSignalForm(currentSignal);
}
void DBCSignalEditor::generateUsedBits()
{
uint8_t usedBits[8] = {0,0,0,0,0,0,0,0};
int startBit, endBit;
for (int x = 0; x < dbcMessage->sigHandler->getCount(); x++)
{
DBC_SIGNAL *sig = dbcMessage->sigHandler->findSignalByIdx(x);
startBit = sig->startBit;
if (sig->intelByteOrder)
{
endBit = startBit + sig->signalSize - 1;
if (startBit < 0) startBit = 0;
if (endBit > 63) endBit = 63;
for (int y = startBit; y <= endBit; y++)
{
int byt = y / 8;
usedBits[byt] |= 1 << (y % 8);
}
}
else //big endian / motorola format
{
//much more irritating than the intel version...
int size = sig->signalSize;
while (size > 0)
{
int byt = startBit / 8;
usedBits[byt] |= 1 << (startBit % 8);
size--;
if ((startBit % 8) == 0) startBit += 15;
else startBit--;
if (startBit > 63) startBit = 63;
}
}
}
ui->bitfield->setUsed(usedBits, false);
}
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