Add number of file choosen in load result dialog

src/gui/load_results_dialog/load_results_dialog.ui

@@ -25,7 +25,7 @@
         <x>0</x>
         <y>0</y>
         <width>553</width>
-        <height>503</height>
+        <height>504</height>
        </rect>
       </property>
       <layout class="QVBoxLayout" name="verticalLayout">
@@ -61,11 +61,15 @@
           <string>Choose result files</string>
          </property>
          <layout class="QGridLayout" name="gridLayout_2">
-          <item row="0" column="0">
-           <widget class="QListView" name="file_list_view"/>
-          </item>
           <item row="4" column="0">
            <layout class="QHBoxLayout" name="horizontalLayout_2">
+            <item>
+             <widget class="QLabel" name="nb_files_label">
+              <property name="text">
+               <string/>
+              </property>
+             </widget>
+            </item>
             <item>
              <spacer name="horizontalSpacer_2">
               <property name="orientation">
@@ -95,6 +99,9 @@
             </item>
            </layout>
           </item>
+          <item row="0" column="0">
+           <widget class="QListView" name="file_list_view"/>
+          </item>
          </layout>
         </widget>
        </item>
@@ -180,8 +187,8 @@
    <slot>chooseFiles()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>550</x>
-     <y>447</y>
+     <x>540</x>
+     <y>413</y>
     </hint>
     <hint type="destinationlabel">
      <x>550</x>
@@ -228,8 +235,8 @@
    <slot>clearFileList()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>434</x>
-     <y>441</y>
+     <x>454</x>
+     <y>413</y>
     </hint>
     <hint type="destinationlabel">
      <x>606</x>

src/gui/load_results_dialog/loadresultsdialog.cpp

@@ -121,6 +121,8 @@ LoadResultsDialog::chooseFiles()
       file_list.append(filenames);
       _p_file_list->setStringList(file_list);
       ui->file_list_view->setModel(_p_file_list);
+      ui->nb_files_label->setText("Number of files: " +
+                                  QString::number(filenames.size()));
     }
   catch(pappso::PappsoException &error)
     {