Added new-file function

source/MetaData/MetaDataModel.cpp

@@ -4,6 +4,8 @@
 
 MetaDataModel::MetaDataModel(QObject *parent) : QAbstractTableModel(parent)
 {
+	m_dateOfBirth.setDate(2010, 01, 01);
+	m_dateOfTest = QDate::currentDate();
 }
 
 int MetaDataModel::rowCount(const QModelIndex &parent) const

source/mainwindow.cpp

@@ -12,14 +12,14 @@
 MainWindow::MainWindow(QWidget *parent)
 	: QMainWindow(parent)
 	, ui(new Ui::MainWindow)
-	, m_dataModel(new DataModel(parent))
 {
 	ui->setupUi(this);
 
-	connect(ui->actionSave_as, SIGNAL(triggered()), this, SLOT(saveAs()));
-	connect(ui->actionOpen, SIGNAL(triggered()), this, SLOT(load()));
+	connect(ui->actionNew, SIGNAL(triggered()), this, SLOT(newFile()));
+	connect(ui->actionOpen, SIGNAL(triggered()), this, SLOT(openFile()));
+	connect(ui->actionSave_as, SIGNAL(triggered()), this, SLOT(saveFileAs()));
 
-	ui->metaDataWidget->setModel(&m_dataModel->m_metaData);
+	newFile();
 }
 
 MainWindow::~MainWindow()
@@ -27,26 +27,13 @@ MainWindow::~MainWindow()
 	delete ui;
 }
 
-void MainWindow::saveAs()
+void MainWindow::newFile()
 {
-	QString filename = QFileDialog::getSaveFileName(this);
-	if (filename.isEmpty())
-	{
-		return;
-	}
-
-	QJsonObject saveData;
-	m_dataModel->write(saveData);
-
-	QJsonDocument saveDoc(saveData);
-
-	QFile saveFile(filename);
-	saveFile.open(QFile::WriteOnly);
-	saveFile.write(saveDoc.toJson());
-	saveFile.close();
+	m_dataModel = std::make_unique<DataModel>(this);
+	ui->metaDataWidget->setModel(&m_dataModel->m_metaData);
 }
 
-void MainWindow::load()
+void MainWindow::openFile()
 {
 	QString filename = QFileDialog::getOpenFileName(this);
 	if (filename.isEmpty())
@@ -68,3 +55,22 @@ void MainWindow::load()
 
 	ui->metaDataWidget->toFirst();
 }
+
+void MainWindow::saveFileAs()
+{
+	QString filename = QFileDialog::getSaveFileName(this);
+	if (filename.isEmpty())
+	{
+		return;
+	}
+
+	QJsonObject saveData;
+	m_dataModel->write(saveData);
+
+	QJsonDocument saveDoc(saveData);
+
+	QFile saveFile(filename);
+	saveFile.open(QFile::WriteOnly);
+	saveFile.write(saveDoc.toJson());
+	saveFile.close();
+}

source/mainwindow.h

@@ -2,6 +2,8 @@
 
 #include <QMainWindow>
 
+#include <memory>
+
 class DataModel;
 class QDataWidgetMapper;
 
@@ -15,13 +17,14 @@ class MainWindow : public QMainWindow
 
 private:
 	Ui::MainWindow *ui;
-	DataModel *m_dataModel;
+	std::unique_ptr<DataModel> m_dataModel;
 
 public:
 	MainWindow(QWidget *parent = nullptr);
 	~MainWindow();
 
 public slots:
-	void saveAs();
-	void load();
+	void newFile();
+	void openFile();
+	void saveFileAs();
 };

source/mainwindow.qrc

@@ -1,5 +1,6 @@
 <RCC>
   <qresource>
+    <file>images/document-new.png</file>
     <file>images/document-open.png</file>
     <file>images/document-save-as.png</file>
   </qresource>

source/mainwindow.ui

@@ -52,8 +52,11 @@
     <property name="title">
      <string>&amp;File</string>
     </property>
+    <addaction name="actionNew"/>
     <addaction name="actionOpen"/>
     <addaction name="actionSave_as"/>
+    <addaction name="separator"/>
+    <addaction name="actionQuit"/>
    </widget>
    <addaction name="menuFile"/>
   </widget>
@@ -67,6 +70,7 @@
    <attribute name="toolBarBreak">
     <bool>false</bool>
    </attribute>
+   <addaction name="actionNew"/>
    <addaction name="actionOpen"/>
    <addaction name="actionSave_as"/>
   </widget>
@@ -97,6 +101,26 @@
     <string>Ctrl+O</string>
    </property>
   </action>
+  <action name="actionNew">
+   <property name="icon">
+    <iconset resource="mainwindow.qrc">
+     <normaloff>:/images/document-new.png</normaloff>:/images/document-new.png</iconset>
+   </property>
+   <property name="text">
+    <string>New</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+N</string>
+   </property>
+  </action>
+  <action name="actionQuit">
+   <property name="text">
+    <string>Quit</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+Q</string>
+   </property>
+  </action>
  </widget>
  <customwidgets>
   <customwidget>
@@ -109,5 +133,22 @@
  <resources>
   <include location="mainwindow.qrc"/>
  </resources>
- <connections/>
+ <connections>
+  <connection>
+   <sender>actionQuit</sender>
+   <signal>triggered()</signal>
+   <receiver>MainWindow</receiver>
+   <slot>close()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>-1</x>
+     <y>-1</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>399</x>
+     <y>177</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
 </ui>