[chronojump] Ensure sensitiveGuiNoPerson is applied when load a session without persons

[Xavier de Blas <xaviblas src gnome org>]

commit f3ebb847ceec96cd24b8884ffb94790e43bd0641
Author: Xavier de Blas <xaviblas gmail com>
Date:   Mon May 3 16:41:23 2021 +0200

    Ensure sensitiveGuiNoPerson is applied when load a session without persons

 src/gui/app1/chronojump.cs | 16 ++++++++++++----
 src/treeview/person.cs     |  4 +++-
 2 files changed, 15 insertions(+), 5 deletions(-)
---
diff --git a/src/gui/app1/chronojump.cs b/src/gui/app1/chronojump.cs
index 0cb1f89a..674b1be5 100644
--- a/src/gui/app1/chronojump.cs
+++ b/src/gui/app1/chronojump.cs
@@ -1214,7 +1214,10 @@ public partial class ChronoJumpWindow
        //return true if selection is done (there's any person)
        private bool selectRowTreeView_persons(Gtk.TreeView tv, int rowNum)
        {
-               myTreeViewPersons.SelectRow(rowNum);
+               LogB.Information("selectRowTreeView_persons");
+
+               if(! myTreeViewPersons.SelectRow(rowNum))
+                       return false;
                
                //the selection of row in treeViewPersons.SelectRow is not a real selection 
                //and unfortunately doesn't raises the on_treeview_persons_cursor_changed ()
@@ -2752,7 +2755,7 @@ public partial class ChronoJumpWindow
                
                hbox_persons_bottom_photo.Sensitive = false;
                hbox_persons_bottom_no_photo.Sensitive = false;
-
+               LogB.Information("foundPersons: " + foundPersons.ToString());
                //if there are persons
                if(foundPersons) {
                        //activate the gui for persons in main window
@@ -2762,6 +2765,7 @@ public partial class ChronoJumpWindow
                        label_top_encoder_person_name.Text = "<b>" + currentPerson.Name + "</b>";
                        label_top_encoder_person_name.UseMarkup = true;
                } else {
+                       sensitiveGuiNoPerson();
                        currentPerson = null;
                        label_top_person_name.Text = "";
                        label_top_encoder_person_name.Text = "";
@@ -7630,7 +7634,9 @@ LogB.Debug("mc finished 5");
        }
 
        //only called by delete person functions (if we run out of persons)
-       private void sensitiveGuiNoPerson () {
+       private void sensitiveGuiNoPerson ()
+       {
+               LogB.Information("sensitiveGuiNoPerson");
                vbox_jumps.Sensitive = false;
                hbox_jumps_rj.Sensitive = false;
                button_execute_test.Sensitive = false;
@@ -7659,7 +7665,9 @@ LogB.Debug("mc finished 5");
                label_top_encoder_person_name.Text = "";
        }
        
-       private void sensitiveGuiYesPerson () {
+       private void sensitiveGuiYesPerson ()
+       {
+               LogB.Information("sensitiveGuiYesPerson");
                vbox_jumps.Sensitive = true;
                hbox_jumps_rj.Sensitive = true;
                button_execute_test.Sensitive = true;
diff --git a/src/treeview/person.cs b/src/treeview/person.cs
index 351b5fb0..fc821c8f 100644
--- a/src/treeview/person.cs
+++ b/src/treeview/person.cs
@@ -162,7 +162,7 @@ public class TreeViewPersons
        }
        
        //pass 0 for first row
-       public void SelectRow(int rowNumber)
+       public bool SelectRow(int rowNumber)
        {
                TreeIter iter;
                bool iterOk = store.GetIterFirst(out iter);
@@ -175,7 +175,9 @@ public class TreeViewPersons
                        treeview.Selection.SelectIter(iter);
                        TreePath path = store.GetPath (iter);
                        treeview.ScrollToCell (path, null, true, 0, 0);
+                       return true;
                }
+               return false;
        }
        
        public bool IsThereAnyRecord() {