Added configfile watch timer for automatic updates

configstorage.cc

@@ -5,11 +5,13 @@
 
 #include "configstorage.h"
 
+#define CHECK_INTERVAL 300
+
 //-------------------------------------------------------------------------------------------------
 ConfigStorage::ConfigStorage()
     : mConfigFile(nullptr)
 {
-
+    connect(&mWatchTimer, &QTimer::timeout, this, &ConfigStorage::checkConfigUpdate);
 }
 
 //-------------------------------------------------------------------------------------------------
@@ -37,9 +39,30 @@ bool ConfigStorage::init()
     if (useDefaults)
         revertToDefaults();
 
+    updateConfig();
+    mWatchTimer.start(CHECK_INTERVAL);
+
     return true;
 }
 
+//-------------------------------------------------------------------------------------------------
+void ConfigStorage::checkConfigUpdate()
+{
+    Q_ASSERT(mConfigFile);
+
+    if (QFileInfo(*mConfigFile).lastModified() > mLastUpdate)
+        updateConfig();
+}
+
+//-------------------------------------------------------------------------------------------------
+void ConfigStorage::updateConfig()
+{
+    Q_ASSERT(mConfigFile->isOpen());
+
+    mLastUpdate = QDateTime::currentDateTime();
+    qDebug() << "update config";
+}
+
 //-------------------------------------------------------------------------------------------------
 void ConfigStorage::revertToDefaults()
 {

configstorage.h

@@ -2,7 +2,10 @@
 #define CONFIGSTORAGE_H
 
 #include <QObject>
-#include <QFile>
+#include <QTimer>
+#include <QDateTime>
+
+class QFile;
 
 class ConfigStorage : public QObject
 {
@@ -12,10 +15,16 @@ public:
 
     bool init();
 
+private slots:
+    void checkConfigUpdate();
+
 private:
     void revertToDefaults();
+    void updateConfig();
 
-    QFile *mConfigFile;
+    QFile    *mConfigFile;
+    QTimer    mWatchTimer;
+    QDateTime mLastUpdate;
 };
 
 #endif // CONFIGSTORAGE_H