LastModified time introduced for IntensityDataItem

GUI/coregui/Models/IntensityDataItem.cpp

@@ -78,6 +78,19 @@ IntensityDataItem::IntensityDataItem() : SessionItem(Constants::IntensityDataTyp
     setDefaultTag(T_MASKS);
 
     registerTag(T_PROJECTIONS, 0, -1, QStringList() << Constants::ProjectionContainerType);
+
+    mapper()->setOnPropertyChange([this](const QString& name)
+    {
+        if(name == P_FILE_NAME)
+            setLastModified(QDateTime::currentDateTime());
+    });
+
+    mapper()->setOnValueChange([this]()
+    {
+        // OutputData was modified
+        setLastModified(QDateTime::currentDateTime());
+    });
+
 }
 
 void IntensityDataItem::setOutputData(OutputData<double>* data)
@@ -395,3 +408,13 @@ ProjectionContainerItem* IntensityDataItem::projectionContainerItem()
 {
     return dynamic_cast<ProjectionContainerItem*>(getItem(IntensityDataItem::T_PROJECTIONS));
 }
+
+QDateTime IntensityDataItem::lastModified() const
+{
+    return m_last_modified;
+}
+
+void IntensityDataItem::setLastModified(const QDateTime &dtime)
+{
+    m_last_modified = dtime;
+}

GUI/coregui/Models/IntensityDataItem.h

@@ -19,6 +19,7 @@
 
 #include "SessionItem.h"
 #include "OutputData.h"
+#include <QDateTime>
 
 class BasicAxisItem;
 class MaskContainerItem;
@@ -99,6 +100,9 @@ public:
     MaskContainerItem* maskContainerItem();
     ProjectionContainerItem* projectionContainerItem();
 
+    QDateTime lastModified() const;
+    void setLastModified(const QDateTime& dtime);
+
 public slots:
     void setLowerX(double xmin);
     void setUpperX(double xmax);
@@ -118,6 +122,7 @@ private:
     void updateAxesLabels();
 
     std::unique_ptr<OutputData<double>> m_data; //!< simulation results
+    QDateTime m_last_modified;
 };
 
 #endif // INTENSITYDATAITEM_H

Tests/UnitTests/GUI/TestGUI.cpp

@@ -26,6 +26,7 @@
 #include "TestProjectDocument.h"
 #include "TestAutosave.h"
 #include "TestOutputDataIOService.h"
+#include "TestIntensityDataItem.h"
 
 int main(int argc, char** argv) {
     QCoreApplication app(argc, argv);
@@ -58,6 +59,7 @@ int main(int argc, char** argv) {
     TestProjectDocument testProjectDocument;
     TestAutosave testAutosave;
     TestOutputDataIOService testIO;
+    TestIntensityDataItem testIntensityData;
 
     bool status(false);
 
@@ -88,6 +90,7 @@ int main(int argc, char** argv) {
     status |= QTest::qExec(&testProjectDocument, argc, argv);
     status |= QTest::qExec(&testAutosave, argc, argv);
     status |= QTest::qExec(&testIO, argc, argv);
+    status |= QTest::qExec(&testIntensityData, argc, argv);
 
     return status;
 }

Tests/UnitTests/GUI/TestIntensityDataItem.h

+#include <QtTest>
+#include "SessionModel.h"
+#include "IntensityDataItem.h"
+#include <QDebug>
+
+class TestIntensityDataItem : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void test_lastModified();
+};
+
+inline void TestIntensityDataItem::test_lastModified()
+{
+    SessionModel model("TempModel");
+    IntensityDataItem* item = dynamic_cast<IntensityDataItem*>(
+        model.insertNewItem(Constants::IntensityDataType));
+
+    QDateTime time = QDateTime::currentDateTime();
+    item->setLastModified(time);
+    QVERIFY(time == item->lastModified());
+
+    const int nap_time(10);
+    QTest::qSleep(nap_time);
+
+    // changing item (file name)
+    item->setItemValue(IntensityDataItem::P_FILE_NAME, "name.txt");
+    QDateTime time2 = item->lastModified();
+    QVERIFY(time.msecsTo(time2) >= nap_time);
+
+    QTest::qSleep(nap_time);
+
+    // changing item (OutputData)
+    item->emitDataChanged();
+    QDateTime time3 = item->lastModified();
+    QVERIFY(time2.msecsTo(time3) >= nap_time);
+}
+