Improve wizard launch / device access issues

Author: psieg

Software/src/LightpackApplication.cpp

@@ -413,7 +413,13 @@ void LightpackApplication::processCommandLineArguments()
 			DEBUG_LOW_LEVEL <<  "Application running no_GUI mode";
 	}
 	else if (parser.isSet(optionWizard)) {
-		Sleep(500); // Give calling instance a chance to release device
+		if (isRunning()) {
+			DEBUG_LOW_LEVEL << "Application still running, telling it to quit";
+			sendMessage("quitForWizard");
+			while (isRunning()) {
+				Sleep(200);
+			}
+		}
 		bool isInitFromSettings = Settings::Initialize(m_applicationDirPath, false);
 		runWizardLoop(isInitFromSettings);
 	}

Software/src/SettingsWindow.cpp

@@ -845,15 +845,18 @@ void SettingsWindow::processMessage(const QString &message)
 {
     DEBUG_LOW_LEVEL << Q_FUNC_INFO << message;
 
-    if ("on" == message)
+	if (message == "on")
         setBacklightStatus(Backlight::StatusOn);
-    else if ("off" == message)
+	else if (message == "off")
         setBacklightStatus(Backlight::StatusOff);
     else if (message.startsWith("set-profile ")) {
         QString profile = message.mid(12);
         profileSwitch(profile);
-    }
-    else if (m_trayIcon != NULL) {
+	} else if (message == "quitForWizard") {
+		qWarning() << "Wizard was started, quitting!";
+		LightpackApplication::quit();
+	} else if (m_trayIcon != NULL) {
+		qWarning(qPrintable(message));
         m_trayIcon->showMessage(SysTrayIcon::MessageAnotherInstance);
     }
 }