fixed an annoying OSX-specific bug where checkboxes in the render settings dialog did not get saved

src/mtsgui/rendersettingsdlg.cpp

@@ -546,24 +546,31 @@ QString	PropertyDelegate::displayText(const QVariant &value, const QLocale &loca
 	return QStyledItemDelegate::displayText(value, locale);
 }
 
+void PropertyDelegate::updateWidgetData() {
+	emit commitData((QWidget *) sender());
+}
+
 QWidget *PropertyDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option,
 		const QModelIndex &index) const {
 	if (index.data().type() == QVariant::Bool) {
 		#if defined(BOOLEAN_AS_COMBOBOXES)
 			QComboBox *cbox = new QComboBox(parent);
-			/* Nicer boolean editor -- by default, Qt creates a True/False combo box */
 			cbox->addItem(tr("No"));
 			cbox->addItem(tr("Yes"));
 			return cbox;
 		#else
-			return new QCheckBox(parent);
+			QCheckBox *box = new QCheckBox(parent);
+			connect(box, SIGNAL(toggled(bool)), this, SLOT(updateWidgetData()));
+			return box;
 		#endif
 	}
+
 	QWidget *widget;
 	if (index.data().type() == QVariant::Double)
 		widget = new BetterDoubleSpinBox(parent);
 	else
 		widget = QStyledItemDelegate::createEditor(parent, option, index);
+
 	#if defined(__OSX__)
 		/* Don't draw focus halos on OSX, they're really distracting */
 		if (widget != NULL && widget->testAttribute(Qt::WA_MacShowFocusRect))

src/mtsgui/rendersettingsdlg.h

@@ -40,6 +40,8 @@ public:
 		const QModelIndex &index) const;
 	void updateEditorGeometry(QWidget *editor,
 		const QStyleOptionViewItem &option, const QModelIndex &index) const;
+protected slots:
+	void updateWidgetData();
 };
 
 class RenderSettingsDialog : public QDialog {