Warn user when some operation dates are modified due to month restriction

src/view/GenerateDialog.cpp

@@ -18,6 +18,7 @@
 */
 #include "GenerateDialog.hpp"
 #include <QLabel>
+#include <QMessageBox>
 
 GenerateDialog::GenerateDialog(KissCount* kiss, wxUI *parent, int month, int year) : QDialog(0, Qt::Dialog), _kiss(kiss), _wxUI(parent)
 {
@@ -210,7 +211,9 @@ void GenerateDialog::OnOK()
 
     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
     close();
-    _kiss->GenerateMonth(monthFrom, yearFrom, monthTo, yearTo);
+    if (_kiss->GenerateMonth(monthFrom, yearFrom, monthTo, yearTo))
+	QMessageBox::warning(0, _("Warning"), _("Some operations date has been updated"));
+
     QApplication::restoreOverrideCursor();
 }