/**
     Empty View to be shown when no data in the Table View.
     */
    lazy var emptyView: UIView = {

        let emptyView: UIView = UIView(frame: CGRect.init(x: 0.0, y: 0.0, width: CGRectGetWidth(UIScreen.mainScreen().bounds), height: CGRectGetHeight(UIScreen.mainScreen().bounds)))

        emptyView.backgroundColor = UIColor.orangeColor()

        return emptyView
    }()

    /**
     Empty View to be shown when no data in the Table View.
     */
    lazy var loadingView: UIView = {

        let loadingView: UIView = UIView(frame: CGRect.init(x: 0.0, y: 0.0, width: CGRectGetWidth(UIScreen.mainScreen().bounds), height: CGRectGetHeight(UIScreen.mainScreen().bounds)))

        loadingView.backgroundColor = UIColor.greenColor()

        return loadingView
    }()

    /**
     Table view to display data.
     */
    lazy var tableView: TableViewDataStatus = {

        let tableView: TableViewDataStatus = TableViewDataStatus.init(frame: UIScreen.mainScreen().bounds, style: .Plain)

        tableView.emptyView = self.emptyView
        tableView.loadingView = self.loadingView

        return tableView
    }()

    /**
     Fake API call method. 
     At the begining of the method willLoadContent() is called to update the loadingView visibility.
     At the end of the APi call didFinishLoadingContent() is called to update again the views visibilities.
     */
    func fakeAPICallAndComplition() {

        // Call this method before the API call.
        tableView.willLoadContent()

        let delayTime = dispatch_time(DISPATCH_TIME_NOW, Int64(5.0 * Double(NSEC_PER_SEC)))

        dispatch_after(delayTime, dispatch_get_main_queue()) {

            // Call this method on finish the API call.
            self.tableView.didFinishLoadingContent(false)
        }
    }