[chronojump] Disallow to change session while personSelectWindow is active

[Xavier de Blas <xaviblas src gnome org>]

commit 7ddb283bbf2c17584db75c92cc9e719425635e46
Author: Xavier de Blas <xaviblas gmail com>
Date:   Thu Oct 13 17:50:44 2022 +0200

    Disallow to change session while personSelectWindow is active

 src/gui/app1/chronojumpPersons.cs | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/gui/app1/chronojumpPersons.cs b/src/gui/app1/chronojumpPersons.cs
index 701750a97..58e79dcc7 100644
--- a/src/gui/app1/chronojumpPersons.cs
+++ b/src/gui/app1/chronojumpPersons.cs
@@ -396,6 +396,10 @@ public partial class ChronoJumpWindow
                        return;
                }
 
+               //personSelectWindow is not modal to allow other windows to show on top
+               //but not allow to change session while personSelectWindow is active
+               vbox_menu_tiny.Sensitive = false;
+
                //if not compujump show person change window
                ArrayList myPersons = SqlitePersonSession.SelectCurrentSessionPersons(
                                currentSession.UniqueID, 
@@ -487,6 +491,8 @@ public partial class ChronoJumpWindow
 
        private void on_button_top_person_change_done(object o, EventArgs args)
        {
+               vbox_menu_tiny.Sensitive = true;
+
                if(personSelectWin.SelectedPerson == null)
                        return;