Done button refresh update

Vector/ViewController/RoomSettingsViewController.m

@@ -48,6 +48,18 @@
 
 @implementation RoomSettingsViewController
 
+- (void)addDoneButton
+{
+    doneButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemDone target:self action:@selector(onDone:)];
+    
+    // this viewController can be displayed
+    // 1- with a "standard" push mode
+    // 2- within a segmentedViewController i.e. inside another viewcontroller
+    // so, we need to use the parent controller when it is required.
+    UIViewController* topViewController = (self.parentViewController) ? self.parentViewController : self;
+    topViewController.navigationItem.rightBarButtonItem = doneButton;
+}
+
 - (void)viewDidLoad
 {
     [super viewDidLoad];
@@ -61,21 +73,15 @@
     
     // Setup `RoomSettingsViewController` properties
     self.rageShakeManager = [RageShakeManager sharedManager];
+    
+    [self addDoneButton];
 }
 
 - (void)viewWillAppear:(BOOL)animated
 {
     [super viewWillAppear:animated];
     
-    doneButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemDone target:self action:@selector(onDone:)];
-    doneButton.tintColor = VECTOR_GREEN_COLOR;
-    
-    // this viewController can be displayed
-    // 1- with a "standard" push mode
-    // 2- within a segmentedViewController i.e. inside another viewcontroller
-    // so, we need to use the parent controller when it is required.
-    UIViewController* topViewController = (self.parentViewController) ? self.parentViewController : self;
-    topViewController.navigationItem.rightBarButtonItem = doneButton;
+    [self addDoneButton];
     
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(didMXSessionStateChange:) name:kMXSessionStateDidChangeNotification object:nil];
 }