Update settings on change

mainwindow.cpp

@@ -553,6 +553,8 @@ void MainWindow::on_actionSettings_triggered()
 {
     SettingsWindow settingswindow(this);
 
+    connect(&settingswindow, &SettingsWindow::updatesettings, this, &MainWindow::updatesettings);
+
     settingswindow.exec();
 }
 
@@ -882,6 +884,17 @@ void MainWindow::baudrateSetFailed(int b)
     errorwindow.show();
 }
 
+void MainWindow::updatesettings()
+{
+    echo = settings.value("core/echo", 0).toBool();
+    autolock = settings.value("core/lockcontrols", 0).toBool();
+    chekingSDStatus = settings.value("core/checksdstatus", 1).toBool();
+    firmware = settings.value("printer/firmware", OtherFirmware).toInt();
+    statusTimer->setInterval(settings.value("core/statusinterval", 3000).toInt());
+    feedrate = settings.value("feedrate", 1500).toInt();
+    extruderFeedrate = settings.value("extruderfeedrate", 200).toInt();
+}
+
 //Needed for keypress handling
 bool MainWindow::eventFilter(QObject *obj, QEvent *event)
 {

mainwindow.h

@@ -82,6 +82,7 @@ private slots:
     void open();
     void serialconnect();
     void serialupdate();
+    void updatesettings();
     void readSerial(QByteArray data);
     void printMsg(QString text);
     void checkStatus();

settingswindow.cpp

@@ -59,4 +59,6 @@ void SettingsWindow::on_buttonBox_accepted()
     settings.setValue("core/checksdstatus", ui->sdbox->isChecked());
     settings.setValue("core/dtr", ui->dtrbox->isChecked());
     settings.setValue("printer/firmware", ui->firmwarecombo->currentIndex());
+
+    emit updatesettings();
 }

settingswindow.h

@@ -27,6 +27,10 @@ private slots:
 
 private:
     Ui::SettingsWindow *ui;
+
+signals:
+    void updatesettings();
+
 };
 
 #endif // SETTINGSWINDOW_H