void vrpn_Qt::AddWidget(QWidget* widget) {
// Ignore widgets called vrpn_Qt_ignore
if (widget->objectName() == "vrpn_Qt_ignore") {
return;
}
// Check if widget is derived from abstract button
if (qobject_cast<QAbstractButton*>(widget)) {
QAbstractButton* button = qobject_cast<QAbstractButton*>(widget);
connect(button, SIGNAL(pressed()), this, SLOT(ButtonChanged()));
connect(button, SIGNAL(released()), this, SLOT(ButtonChanged()));
buttonWidgets.append(button);
buttons[num_buttons] = button->isChecked();
num_buttons++;
}
// Check if widget is derived from abstract slider
else if (qobject_cast<QAbstractSlider*>(widget)) {
QAbstractSlider* slider = qobject_cast<QAbstractSlider*>(widget);
connect(slider, SIGNAL(valueChanged(int)), this, SLOT(AnalogChanged()));
analogWidgets.append(slider);
channel[num_channel] = slider->value();
num_channel++;
}
// Check for double spin box
else if (qobject_cast<QDoubleSpinBox*>(widget)) {
virtual dyn_t getGuiValue(void){
QAbstractButton *button = dynamic_cast<QAbstractButton*>(_widget);
if (button!=NULL)
return DYN_create_bool(button->isChecked());
QAbstractSlider *slider = dynamic_cast<QAbstractSlider*>(_widget);
if (slider!=NULL)
return DYN_create_int(slider->value());
QLabel *label = dynamic_cast<QLabel*>(_widget);
if (label!=NULL)
return DYN_create_string(label->text());
QLineEdit *line_edit = dynamic_cast<QLineEdit*>(_widget);
if (line_edit!=NULL)
return DYN_create_string(line_edit->text());
QTextEdit *text_edit = dynamic_cast<QTextEdit*>(_widget);
if (text_edit!=NULL)
return DYN_create_string(text_edit->toPlainText());
QSpinBox *spinbox = dynamic_cast<QSpinBox*>(_widget);
if (spinbox!=NULL)
return DYN_create_int(spinbox->value());
QDoubleSpinBox *doublespinbox = dynamic_cast<QDoubleSpinBox*>(_widget);
if (doublespinbox!=NULL)
return DYN_create_float(doublespinbox->value());
handleError("Gui #%d does not have a getValue method", _gui_num);
return DYN_create_bool(false);
}
bool QgsAttributeEditor::retrieveValue( QWidget *widget, QgsVectorLayer *vl, int idx, QVariant &value )
{
if ( !widget )
return false;
const QgsField &theField = vl->pendingFields()[idx];
QgsVectorLayer::EditType editType = vl->editType( idx );
bool modified = false;
QString text;
QSettings settings;
QString nullValue = settings.value( "qgis/nullValue", "NULL" ).toString();
QLineEdit *le = qobject_cast<QLineEdit *>( widget );
if ( le )
{
text = le->text();
modified = le->isModified();
if ( text == nullValue )
{
text = QString::null;
}
}
QTextEdit *te = qobject_cast<QTextEdit *>( widget );
if ( te )
{
text = te->toHtml();
modified = te->document()->isModified();
if ( text == nullValue )
{
text = QString::null;
}
}
QPlainTextEdit *pte = qobject_cast<QPlainTextEdit *>( widget );
if ( pte )
{
text = pte->toPlainText();
modified = pte->document()->isModified();
if ( text == nullValue )
{
text = QString::null;
}
}
QComboBox *cb = qobject_cast<QComboBox *>( widget );
if ( cb )
{
if ( editType == QgsVectorLayer::UniqueValues ||
editType == QgsVectorLayer::ValueMap ||
editType == QgsVectorLayer::Classification ||
editType == QgsVectorLayer::ValueRelation )
{
text = cb->itemData( cb->currentIndex() ).toString();
if ( text == nullValue )
{
text = QString::null;
}
}
else
{
text = cb->currentText();
}
modified = true;
}
QListWidget *lw = qobject_cast<QListWidget *>( widget );
if ( lw )
{
if ( editType == QgsVectorLayer::ValueRelation )
{
text = '{';
for ( int i = 0, n = 0; i < lw->count(); i++ )
{
if ( lw->item( i )->checkState() == Qt::Checked )
{
if ( n > 0 )
{
text.append( ',' );
}
text.append( lw->item( i )->data( Qt::UserRole ).toString() );
n++;
}
}
text.append( '}' );
}
else
{
text = QString::null;
}
modified = true;
}
QSpinBox *sb = qobject_cast<QSpinBox *>( widget );
if ( sb )
{
text = QString::number( sb->value() );
}
QAbstractSlider *slider = qobject_cast<QAbstractSlider *>( widget );
if ( slider )
{
text = QString::number( slider->value() );
}
QDoubleSpinBox *dsb = qobject_cast<QDoubleSpinBox *>( widget );
if ( dsb )
{
text = QString::number( dsb->value() );
}
QCheckBox *ckb = qobject_cast<QCheckBox *>( widget );
if ( ckb )
{
QPair<QString, QString> states = vl->checkedState( idx );
text = ckb->isChecked() ? states.first : states.second;
}
QCalendarWidget *cw = qobject_cast<QCalendarWidget *>( widget );
if ( cw )
{
text = cw->selectedDate().toString();
}
le = widget->findChild<QLineEdit *>();
if ( le )
{
text = le->text();
}
switch ( theField.type() )
{
case QVariant::Int:
{
bool ok;
int myIntValue = text.toInt( &ok );
if ( ok && !text.isEmpty() )
{
value = QVariant( myIntValue );
modified = true;
}
else if ( modified )
{
value = QVariant();
}
}
break;
case QVariant::LongLong:
{
bool ok;
qlonglong myLongValue = text.toLong( &ok );
if ( ok && !text.isEmpty() )
{
value = QVariant( myLongValue );
modified = true;
}
else if ( modified )
{
value = QVariant();
}
}
case QVariant::Double:
{
bool ok;
double myDblValue = text.toDouble( &ok );
if ( ok && !text.isEmpty() )
{
value = QVariant( myDblValue );
modified = true;
}
else if ( modified )
{
value = QVariant();
}
}
break;
case QVariant::Date:
{
QDate myDateValue = QDate::fromString( text, Qt::ISODate );
if ( myDateValue.isValid() && !text.isEmpty() )
{
value = myDateValue;
modified = true;
}
else if ( modified )
{
value = QVariant();
}
}
break;
default: //string
modified = true;
value = QVariant( text );
break;
}
return modified;
}