#import "Remixer.h"

@implementation AppDelegate

- (BOOL)application:(UIApplication *)application
    didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {

  self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
  self.window.rootViewController = [[UIViewController alloc] init];
  [self.window makeKeyAndVisible];

  // Let Remixer know that it can attach to the window you just created
  [RMXRemixer attachToKeyWindow];

  return YES;
}

// OPTIONAL: Make sure you propagate these two events if you're using Remote Controllers.
- (void)applicationDidBecomeActive:(UIApplication *)application {
  [RMXRemixer applicationDidBecomeActive];
}
- (void)applicationWillResignActive:(UIApplication *)application {
  [RMXRemixer applicationWillResignActive];
}

@end

#import "Remixer.h"

@implementation ExampleViewController {
  UIView *_box;
  RMXColorVariable *_bgColorVariable;
}

- (void)viewWillAppear {
  // IMPORTANT: Create a weak reference to self to be used inside of the update block
  __weak ExampleViewController *weakSelf = self;
  // Add a color variable to control the background color of the box.  
  _bgColorVariable =
      [RMXColorVariable
          colorVariableWithKey:@"boxBgColor"
                  defaultValue:[UIColor redColor]
               limitedToValues:@[[UIColor redColor], [UIColor blueColor], [UIColor yellowColor]]
                   updateBlock:^(RMXColorVariable *variable, UIColor *selectedValue) {
                     weakSelf.box.backgroundColor = selectedValue;
                   }];
}

- (void)viewWillDisappear {
  // This is optional but it will make sure the variable is removed from the overlay when
  // you push view controllers on top of this one.
  _bgColorVariable = nil;
}