saving window positioning

mainwindow.cpp

@@ -16,7 +16,12 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
     setWindowFlags(windowFlags() | Qt::MSWindowsFixedSizeDialogHint);
 #endif
 
-    ui->txt_address->setText(mSettings.value("av_address", "").toString());
+    mSettings = new QSettings(QSettings::IniFormat, QSettings::UserScope, "RogoSoftware", "yremote");
+
+    restoreGeometry(mSettings->value("geometry", saveGeometry()).toByteArray());
+    move(mSettings->value("pos", pos()).toPoint());
+
+    ui->txt_address->setText(mSettings->value("av_address", "").toString());
     mAddress = ui->txt_address->text();
 
     // setup volume value collection
@@ -139,7 +144,7 @@ void MainWindow::setPowerState()
 void MainWindow::on_txt_address_textEdited(const QString &arg1)
 {
     mAddress = arg1;
-    mSettings.setValue("av_address", mAddress);
+    mSettings->setValue("av_address", mAddress);
     mTimerUpdateAddress.start(TIME_UPDATE_ADDRESS);
 }
 
@@ -178,6 +183,12 @@ void MainWindow::sendVolume()
                 + "</Val><Exp>1</Exp><Unit>dB</Unit></Lvl></Volume></Main_Zone></YAMAHA_AV>");
 }
 
+void MainWindow::moveEvent(QMoveEvent *)
+{
+    mSettings->setValue("geometry", geometry());
+    mSettings->setValue("pos", pos());
+}
+
 void MainWindow::updateAVState()
 {
     sendCommand("<YAMAHA_AV cmd=\"GET\"><System><Power_Control><Power>GetParam</Power></Power_Control></System></YAMAHA_AV>");