void SettingsDelegate::setModelData(QWidget* editor,
QAbstractItemModel* model,
const QModelIndex& index) const
{
// Get the setting type.
int type = index.model()->data(index, SettingsModel::TypeRole).toInt();
// Get the editor data.
QVariant value;
switch (type)
{
case SettingsValue::INT:
case SettingsValue::UNSIGNED_INT:
case SettingsValue::INT_POSITIVE:
{
// Spin box editors.
value = static_cast<QSpinBox*>(editor)->value();
break;
}
case SettingsValue::DOUBLE:
case SettingsValue::UNSIGNED_DOUBLE:
case SettingsValue::DOUBLE_RANGE:
{
// Double spin box editors.
value = static_cast<DoubleSpinBox*>(editor)->cleanText();
break;
}
case SettingsValue::DOUBLE_RANGE_EXT:
{
// Double spin box editors.
DoubleSpinBox* e = static_cast<DoubleSpinBox*>(editor);
double v = e->value();
value = e->value();
if (v <= e->rangeMin())
value = e->minText();
else
value = e->cleanText();
break;
}
case SettingsValue::DATE_TIME:
{
// Date and time editors.
value = static_cast<QLineEdit*>(editor)->text();
// Validate these strings...
// d-M-yyyy h:m:s.z
// yyyy/M/d/h:m:s.z
// yyyy-M-d h:m:s.z
// yyyy-M-dTh:m:s.z
// MJD.fraction
QString h = "([01]?[0-9]|2[0-3])"; // 00-23
QString m = "[0-5]?[0-9]"; // 00-59
QString s = m;
QString z = "(\\.\\d{1,3})?"; // 000-999
QString d = "(0?[1-9]|[12][0-9]|3[01])"; // 01-31
QString M = "(|1[0-2]|0?[1-9]|)"; // 01-12
QString y = "\\d{4,4}"; // yyyy
QString rtime = h+":"+m+":"+s+z; // h:m:s.zzz
QString rdate1 = "("+d+"-"+M+"-"+y+"\\s"+rtime+")";
QString rdate2 = "("+y+"/"+M+"/"+d+"/"+rtime+")";
QString rdate3 = "("+y+"-"+M+"-"+d+"\\s"+rtime+")";
QString rdate4 = "("+y+"-"+M+"-"+d+"T"+rtime+")";
QString rdate5 = "(\\d+\\.?\\d*)";
QString rdate6 = "(\\d+\\.?\\d*[e|E]-?\\d{1,2})";
QString rdatetime = rdate1+"|"+rdate2+"|"+rdate3+"|"+rdate4+
"|"+rdate5+"|"+rdate6;
QRegExpValidator validator(QRegExp(rdatetime), 0);
int pos = 0;
QString v = value.toString();
if (validator.validate(v, pos) != QValidator::Acceptable &&
!v.isEmpty()) {
cerr << "WARNING: DateTime value failed to validate." << endl;
return;
}
break;
}
case SettingsValue::TIME:
{
// Time editors.
value = static_cast<QLineEdit*>(editor)->text();
QString h = "(\\d+)"; // >= 0
QString m = "[0-5]?[0-9]"; // 00-59
QString s = m;
QString z = "(\\.\\d{1,8})?"; // 000-99999999
QString rtime = h+":"+m+":"+s+z; // h:m:s.zzz
QString sec = "(\\d+\\.?\\d*)";
QString exp_sec = "(\\d+\\.?\\d*[e|E]-?\\d{1,2})";
QRegExpValidator validator(QRegExp(rtime+"|"+sec+"|"+exp_sec), 0);
int pos = 0;
QString v = value.toString();
if (validator.validate(v, pos) != QValidator::Acceptable &&
!v.isEmpty()) {
cerr << "WARNING: Time value failed to validate." << endl;
return;
}
break;
}
case SettingsValue::RANDOM_SEED:
{
// Random seed editors.
int val = static_cast<QSpinBox*>(editor)->value();
if (val < 1)
value = static_cast<QSpinBox*>(editor)->specialValueText();
else
value = val;
break;
}
case SettingsValue::INT_RANGE_EXT:
{
// Random seed editors.
int val = static_cast<QSpinBox*>(editor)->value();
if (val < 0)
value = static_cast<QSpinBox*>(editor)->specialValueText();
else
value = val;
break;
}
case SettingsValue::OPTION_LIST:
{
// Options list.
value = static_cast<QComboBox*>(editor)->currentText();
break;
}
default:
{
value = static_cast<QLineEdit*>(editor)->text();
break;
}
}
model->setData(index, value, Qt::EditRole);
}
void SettingsDelegate::setEditorData(QWidget* editor,
const QModelIndex& index) const
{
// Get the setting type.
int type = index.model()->data(index, SettingsModel::TypeRole).toInt();
// Set the editor data.
QVariant value = index.model()->data(index, Qt::EditRole);
switch (type)
{
case SettingsValue::INT:
case SettingsValue::UNSIGNED_INT:
case SettingsValue::INT_POSITIVE:
{
// Spin box editors.
static_cast<QSpinBox*>(editor)->setValue(value.toInt());
break;
}
case SettingsValue::UNSIGNED_DOUBLE:
case SettingsValue::DOUBLE:
case SettingsValue::DOUBLE_RANGE:
{
// Double spin box editors.
static_cast<DoubleSpinBox*>(editor)->setValue(
value.toString());
break;
}
case SettingsValue::DOUBLE_RANGE_EXT:
{
DoubleSpinBox* e = static_cast<DoubleSpinBox*>(editor);
QVariant v = index.model()->data(index, SettingsModel::ExtRangeRole);
QList<QVariant> range = v.toList();
double min_ = range[0].toDouble();
QString ext_min_ = range[2].toString();
if (value.toString().toUpper() == ext_min_ ||
value.toDouble() < min_)
e->setValue(e->rangeMin());
else
e->setValue(value.toDouble());
break;
}
case SettingsValue::DATE_TIME:
{
// Date and time editors.
static_cast<QLineEdit*>(editor)->setText(value.toString());
break;
}
case SettingsValue::TIME:
{
// Time editors.
static_cast<QLineEdit*>(editor)->setText(value.toString());
break;
}
case SettingsValue::RANDOM_SEED:
{
// Random seed editors.
if (value.toString().toUpper() == "TIME" || value.toInt() < 1)
static_cast<QSpinBox*>(editor)->setValue(0);
else
static_cast<QSpinBox*>(editor)->setValue(value.toInt());
break;
}
case SettingsValue::INT_RANGE_EXT: // AXIS_RANGE
{
QVariant v = index.model()->data(index, SettingsModel::ExtRangeRole);
QList<QVariant> range = v.toList();
int min_ = range[0].toInt();
QString ext_min_ = range[2].toString();
if (value.toString().toUpper() == ext_min_ || value.toInt() < min_)
static_cast<QSpinBox*>(editor)->setValue(-1);
else
static_cast<QSpinBox*>(editor)->setValue(value.toInt());
break;
}
case SettingsValue::OPTION_LIST:
{
// Options list.
QString str = value.toString();
int i = static_cast<QComboBox*>(editor)->findText(str,
Qt::MatchFixedString);
if (i < 0) i = 0;
static_cast<QComboBox*>(editor)->setCurrentIndex(i);
break;
}
default:
{
// Line editors.
static_cast<QLineEdit*>(editor)->setText(value.toString());
break;
}
}
}