[chronojump] Scheduled backup preferences variables (and read from SQL)

[Xavier de Blas <xaviblas src gnome org>]

commit 522af30e2c445b599e3bf4e7a020d4a0faa075b3
Author: Xavier de Blas <xaviblas gmail com>
Date:   Tue Aug 17 19:34:12 2021 +0200

    Scheduled backup preferences variables (and read from SQL)

 src/preferences.cs        |  6 ++++++
 src/sqlite/preferences.cs | 11 +++++++++++
 2 files changed, 17 insertions(+)
---
diff --git a/src/preferences.cs b/src/preferences.cs
index 373aca5cb..1fdade86f 100644
--- a/src/preferences.cs
+++ b/src/preferences.cs
@@ -209,6 +209,12 @@ public class Preferences
        public Constants.MultimediaStorage multimediaStorage;
        public string databaseVersion;
 
+       //backup
+       public string lastBackupDir;
+       public DateTime lastBackupDatetime;     // merely informational
+       public DateTime backupScheduledCreatedDate;
+       public int backupScheduledNextDays;
+
        //news
        public bool newsLanguageEs;             // on SQL
        public string serverNewsDatetime;       // NOT on SQL
diff --git a/src/sqlite/preferences.cs b/src/sqlite/preferences.cs
index a87409f26..cbf2deb60 100644
--- a/src/sqlite/preferences.cs
+++ b/src/sqlite/preferences.cs
@@ -533,6 +533,17 @@ class SqlitePreferences : Sqlite
                                else
                                        preferences.restTimeSeconds = 0;
                        }
+
+                       //backup
+                       else if(reader[0].ToString() == LastBackupDirStr)
+                               preferences.lastBackupDir = reader[1].ToString();
+                       else if(reader[0].ToString() == LastBackupDatetimeStr)
+                               preferences.lastBackupDatetime = UtilDate.FromSql(reader[1].ToString());
+                       else if(reader[0].ToString() == BackupScheduledCreatedDateStr)
+                               preferences.backupScheduledCreatedDate = 
UtilDate.FromSql(reader[1].ToString());
+                       else if(reader[0].ToString() == BackupScheduledNextDaysStr)
+                               preferences.backupScheduledNextDays = Convert.ToInt32(reader[1].ToString());
+
                        else if(reader[0].ToString() == NewsLanguageEs )
                                preferences.newsLanguageEs = reader[1].ToString() == "True"; //bool
                        else if(reader[0].ToString() == ClientNewsDatetime )