FIXED Display a message box when no images are found for opening in the input directory.

FIXED Clear list when opening a second time a directory (previsously the list was already filled with the last opened images).

git-svn-id: svn+ssh://scm.forge.imag.fr/var/lib/gforge/chroot/scmrepos/svn/camitk/trunk/camitk@1789 ec899d31-69d1-42ba-9299-647d76f65fb3

imaging/components/dicom/DicomComponentExtension.cpp

@@ -92,6 +92,8 @@ Component * DicomComponentExtension::open(const QString & path) throw (AbortExce
 
         }
     }
+    serieDialogEntries.clear();
+
 
     return lastOpenedComponent;
 }

imaging/components/dicom/DicomDialog.cpp

@@ -27,7 +27,8 @@
 #include "DicomDialog.h"
 #include "DicomDialogEntry.h"
 
-#include <iostream>
+// Qt include
+#include <QMessageBox>
 
 
 //--------------- Constructor ---------------------------------
@@ -36,8 +37,13 @@ DicomDialog::DicomDialog(QList<DicomDialogEntry*> elements): QDialog() {
     dicomDialogEntries = elements;
     ui.setupUi(this);
 
+    if(elements.isEmpty()){
+        QMessageBox::critical(this, tr("Error"), tr("No DICOM image files found"));
+        return;
+    }
+
     // set table size
-    // ui.tableWidget->setColumnCount();
+    ui.tableWidget->clear();
     ui.tableWidget->setRowCount(elements.size());
 
     int row = 0;