Added functionality to set sim frequency and save it to project.

src/dialogs/prefsdialog.cpp

@@ -37,6 +37,7 @@ along with Fritzing.  If not, see <http://www.gnu.org/licenses/>.
 #include <QSpinBox>
 #include <QSettings>
 #include <QLineEdit>
+#include <QString>
 
 #define MARGIN 5
 #define FORMLABELWIDTH 195
@@ -64,8 +65,10 @@ void PrefsDialog::initViewInfo(int index, const QString & viewName, const QStrin
 	m_viewInfoThings[index].curvy = curvy;
 }
 
-void PrefsDialog::initLayout(QFileInfoList & languages, QList<Platform *> platforms)
+void PrefsDialog::initLayout(QFileInfoList & languages, QList<Platform *> platforms, MainWindow * mainWindow)
 {
+	m_mainWindow = mainWindow;
+	m_projectProperties = mainWindow->getProjectProperties();
 	m_tabWidget = new QTabWidget();
 	m_general = new QWidget();
 	m_breadboard = new QWidget();
@@ -166,6 +169,7 @@ void PrefsDialog::initBetaFeatures(QWidget * widget)
 	QVBoxLayout * vLayout = new QVBoxLayout();
 	vLayout->addWidget(createSimulatorBetaFeaturesForm());
 	vLayout->addWidget(createGerberBetaFeaturesForm());
+	vLayout->addWidget(createProjectPropertiesForm());
 	vLayout->addSpacerItem(new QSpacerItem(1, 1, QSizePolicy::Preferred, QSizePolicy::Expanding));
 	widget->setLayout(vLayout);
 }
@@ -491,6 +495,38 @@ QWidget * PrefsDialog::createSimulatorBetaFeaturesForm() {
 	return simulator;
 }
 
+QWidget *PrefsDialog::createProjectPropertiesForm() {
+	QGroupBox * projectPropertiesBox = new QGroupBox(tr("Project properties"), this );
+
+	QVBoxLayout * layout = new QVBoxLayout();
+	layout->setSpacing(SPACING);
+
+	QLabel * label = new QLabel(tr("Here you can set some settings that will be saved with the project"));
+	label->setWordWrap(true);
+	layout->addWidget(label);
+	layout->addSpacing(10);
+
+	QLabel *simFrequencyLabel = new QLabel(tr("Simulation Frequency (Hz):"));
+	layout->addWidget(simFrequencyLabel);
+
+	QLineEdit *simFrequencyEdit = new QLineEdit();
+
+	simFrequencyEdit->setText(m_projectProperties->getProjectProperty(ProjectPropertyKeySimulatorFrequencyHz));
+	simFrequencyEdit->setFixedWidth(FORMLABELWIDTH * 2);
+	layout->addWidget(simFrequencyEdit);
+
+	projectPropertiesBox->setLayout(layout);
+
+	connect(simFrequencyEdit, SIGNAL(textChanged(QString)), this, SLOT(setSimulationFrequency(QString)));
+
+	return projectPropertiesBox;
+
+}
+
+void PrefsDialog::setSimulationFrequency(const QString &frequency) {
+	m_projectProperties->setProjectProperty(ProjectPropertyKeySimulatorFrequencyHz, frequency);
+}
+
 void PrefsDialog::clear() {
 	m_cleared = true;
 	accept();

src/dialogs/prefsdialog.h

@@ -33,6 +33,8 @@ along with Fritzing.  If not, see <http://www.gnu.org/licenses/>.
 #include <QPointer>
 
 #include "../program/platform.h"
+#include "../mainwindow/mainwindow.h"
+#include "../project_properties.h"
 
 struct ViewInfoThing
 {
@@ -54,7 +56,7 @@ class PrefsDialog : public QDialog
 	bool cleared();
 	QHash<QString, QString> & settings();
 	QHash<QString, QString> & tempSettings();
-	void initLayout(QFileInfoList & languages, QList<Platform *> platforms);
+	void initLayout(QFileInfoList & languages, QList<Platform *> platforms, MainWindow * mainWindow);
 	void initViewInfo(int index, const QString & viewName, const QString & shortName, bool curvy);
 
 protected:
@@ -66,6 +68,7 @@ class PrefsDialog : public QDialog
 	QWidget *createProgrammerForm(QList<Platform *> platforms);
 	QWidget *createSimulatorBetaFeaturesForm();
 	QWidget *createGerberBetaFeaturesForm();
+	QWidget *createProjectPropertiesForm();
 	void updateWheelText();
 	void initGeneral(QWidget * general, QFileInfoList & languages);
 	void initBreadboard(QWidget *, ViewInfoThing *);
@@ -85,6 +88,7 @@ protected Q_SLOTS:
 	void changeAutosavePeriod(int);
 	void curvyChanged();
 	void chooseProgrammer();
+	void setSimulationFrequency(const QString &frequency);
 
 protected:
 	QPointer<QTabWidget> m_tabWidget;
@@ -106,6 +110,8 @@ protected Q_SLOTS:
 	bool m_cleared = false;
 	int m_wheelMapping = 0;
 	ViewInfoThing m_viewInfoThings[3];
+	MainWindow * m_mainWindow;
+	QSharedPointer<ProjectProperties> m_projectProperties;
 };
 
 #endif

src/fapplication.cpp

@@ -1425,7 +1425,7 @@ void FApplication::preferencesAfter()
 
 	QList<Platform *> platforms = mainWindow->programmingWidget()->getAvailablePlatforms();
 
-	prefsDialog.initLayout(languages, platforms);
+	prefsDialog.initLayout(languages, platforms, mainWindow);
 	if (QDialog::Accepted == prefsDialog.exec()) {
 		updatePrefs(prefsDialog);
 	}

src/mainwindow/mainwindow.cpp

@@ -3333,6 +3333,10 @@ void MainWindow::triggerSimulator() {
 	m_simulator->triggerSimulation();
 }
 
+QSharedPointer<ProjectProperties> MainWindow::getProjectProperties() {
+	return m_projectProperties;
+}
+
 bool MainWindow::isSimulatorEnabled() {
 	return m_simulator->isEnabled();
 }

src/mainwindow/mainwindow.h

@@ -219,6 +219,7 @@ class MainWindow : public FritzingWindow
 	bool isSimulatorEnabled();
 	void enableSimulator(bool);
 	void triggerSimulator();
+	QSharedPointer<ProjectProperties> getProjectProperties();
 
 public:
 	static void initNames();

src/model/modelbase.cpp

@@ -156,6 +156,8 @@ bool ModelBase::loadFromFile(const QString & fileName, ModelBase * referenceMode
 	}
 	ModelPartSharedRoot * modelPartSharedRoot = this->rootModelPartShared();
 
+	Q_EMIT loadedProjectProperties(root.firstChildElement("project_properties"));
+
 	QDomElement title = root.firstChildElement("title");
 	if (!title.isNull()) {
 		if (modelPartSharedRoot != nullptr) {

src/project_properties.cpp

@@ -23,6 +23,7 @@ along with Fritzing.  If not, see <http://www.gnu.org/licenses/>.
 #include <utility>
 
 ProjectProperties::ProjectProperties() {
+	m_propertiesMap[ProjectPropertyKeySimulatorFrequencyHz] = "400";
 	m_keys = QStringList(m_propertiesMap.keys());
 }
 
@@ -66,3 +67,6 @@ QString ProjectProperties::getProjectProperty(const QString & key) {
 	return m_propertiesMap[key];
 }
 
+void ProjectProperties::setProjectProperty(const QString & key, QString value) {
+	m_propertiesMap[key] = value;
+}

src/project_properties.h

@@ -26,6 +26,8 @@ along with Fritzing.  If not, see <http://www.gnu.org/licenses/>.
 #include <QXmlStreamWriter>
 #include <QDomElement>
 
+const QString ProjectPropertyKeySimulatorFrequencyHz = "simulator_frequency_hz";
+
 class ProjectProperties {
 public:
 	ProjectProperties();
@@ -35,6 +37,7 @@ class ProjectProperties {
 	void saveProperties(QXmlStreamWriter & streamWriter);
 	void load(const QDomElement & projectProperties);
 	QString getProjectProperty(const QString & key);
+	void setProjectProperty(const QString & key, QString value);
 
 private:
 	QMap<QString, QString> m_propertiesMap;