fixed a few cloud sync bugs

* fixed a bug where cemu_UI faild to set the correct text to the playBtn
* fixed cemu_UI crashing when activationg cloud sync under linux

src/main/java/com/cemu_UI/application/Main.java

@@ -71,7 +71,6 @@ public class Main extends Application {
 	public void start(Stage primaryStage) {
 		try {
 			this.primaryStage = primaryStage;
-			cloudController = new CloudController(mainWindowController);
 			mainWindow();
 			initActions();
 		} catch (Exception e) {
@@ -90,6 +89,7 @@ public class Main extends Application {
 
 			mainWindowController = loader.getController();	// Link of FXMLController and controller class
 			mainWindowController.setMain(this);	// call setMain
+			cloudController = new CloudController(mainWindowController); // call cloudController constructor
 			
 			// get OS and the specific paths
 			if (System.getProperty("os.name").equals("Linux")) {
@@ -158,6 +158,7 @@ public class Main extends Application {
 			// loading settings and initialize UI, dbController.main() loads all databases
 			mainWindowController.init();
 			mainWindowController.dbController.main();
+			// if cloud sync is activated start sync
 			if(mainWindowController.isCloudSync()) {
 				cloudController.initializeConnection(mainWindowController.getCloudService(), mainWindowController.getCemuPath());
 				cloudController.stratupCheck(mainWindowController.getCloudService(), mainWindowController.getCemuPath());

src/main/java/com/cemu_UI/application/MainWindowController.java

@@ -975,21 +975,30 @@ public class MainWindowController {
 	    			cloudSync = true;
 	    			//TODO rework for other cloud services
 	    			cloudService = "GoogleDrive";
+	    			
+	    			// start cloud sync in new thread			
+	    			Thread thread = new Thread(new Runnable() {
+		    			@Override
+						public void run() {
+		    				
+		    				if (main.cloudController.initializeConnection(getCloudService(), getCemuPath())) {
+			        	    	main.cloudController.sync(getCloudService(), getCemuPath());
+			        	        saveSettings();
+			    	    	} else {
+			    	    		cloudSyncToggleBtn.setSelected(false);
 
-	    	    	if (main.cloudController.initializeConnection(getCloudService(), getCemuPath())) {
-	        	    	main.cloudController.sync(getCloudService(), getCemuPath());
-	        	        saveSettings();
-	    	    	} else {
-	    	    		cloudSyncToggleBtn.setSelected(false);
-
-	    	    	   	//cloud sync init error dialog
-	    	    		String headingText = "Error while initializing cloud sync!";
-	    		    	String bodyText = "There was some truble adding your game."
-	    		    					+ "\nPlease upload the app.log (which can be found in the cemu_UI directory)"
-	    		    					+ "\nto \"https://github.com/Seil0/cemu_UI/issues\" so we can fix this.";
-	    	    	   	JFXInfoDialog cloudSyncErrorDialog = new JFXInfoDialog(headingText, bodyText, dialogBtnStyle, 450, 170, main.pane);
-	    	    	   	cloudSyncErrorDialog.show();		
-	    	    	}
+			    	    	   	//cloud sync init error dialog
+			    	    		String headingText = "Error while initializing cloud sync!";
+			    		    	String bodyText = "There was some truble adding your game."
+			    		    					+ "\nPlease upload the app.log (which can be found in the cemu_UI directory)"
+			    		    					+ "\nto \"https://github.com/Seil0/cemu_UI/issues\" so we can fix this.";
+			    	    	   	JFXInfoDialog cloudSyncErrorDialog = new JFXInfoDialog(headingText, bodyText, dialogBtnStyle, 450, 170, main.pane);
+			    	    	   	cloudSyncErrorDialog.show();		
+			    	    	}
+		    				
+		    			}
+		    		});
+		    		thread.start();	
 	    		 }
 	    	};
 	    	

src/main/java/com/cemu_UI/controller/CloudController.java

@@ -54,7 +54,7 @@ public class CloudController {
 				LOGGER.error("error while initialize connection", e);
 				return success;
 			}
-			success = true;
+			success = true;		
 		}
 		
 		if(cloudService.equals("Dropbox")) {
@@ -106,7 +106,7 @@ public class CloudController {
 			@Override
 			public void run() {
             	Platform.runLater(() -> {
-        			mwc.getPlayBtn().setText("syncing..."); // FIXME we get a NullPointerException here, because playBtn dosen't exist
+        			mwc.getPlayBtn().setText("syncing...");
                  });
             	LOGGER.info("starting synchronization in new thread ...");
             	
@@ -121,7 +121,7 @@ public class CloudController {
         			
         		}
         		Platform.runLater(() -> {
-            		mwc.getPlayBtn().setText("play"); // FIXME we get a NullPointerException here, because playBtn dosen't exist
+            		mwc.getPlayBtn().setText("play");
             		mwc.saveSettings();
                  });
         		LOGGER.info("synchronization successful!");

src/main/java/com/cemu_UI/vendorCloudController/GoogleDriveController.java

@@ -102,11 +102,7 @@ public class GoogleDriveController {
 	 public Credential authorize() throws IOException {
 		 // Load client secrets.
 	     InputStream in = getClass().getClassLoader().getResourceAsStream("client_secret.json");
-	     GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));
-
-		 //FIXME Linux fails to open a new browser window, application crashes 
-	     // see: https://github.com/Seil0/cemu_UI/issues/10
-	     // Build flow and trigger user authorization request.  
+	     GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));	     
 	     GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
 	    		 .setDataStoreFactory(DATA_STORE_FACTORY)
 	             .setAccessType("offline")