MvxSlidingPanelsViewPresenter.cs

using System;
using Cirrious.MvvmCross.Binding.Touch.Views;
using Cirrious.MvvmCross.Touch.Views.Presenters;
using FutureState.BreathingRoom.Touch.Ui.Controllers;
using FutureState.BreathingRoom.Touch.Ui.Fragments;
using MonoTouch.UIKit;
using SlidingPanels.Lib.PanelContainers;

namespace FutureState.BreathingRoom.Touch.Ui.Presenters
{
    public class MvxSlidingPanelsViewPresenter : MvxTouchViewPresenter
    {
        private readonly UIWindow _window;

        public MvxSlidingPanelsViewPresenter(UIApplicationDelegate applicationDelegate, UIWindow window)
            : base(applicationDelegate, window)
        {
            _window = window;
        }

        public SlidingPanelsNavController SlidingNavController { get { return MasterNavigationController as SlidingPanelsNavController; } }
        public DefaultNavigationController DefaultNavController { get { return new DefaultNavigationController(new UIViewController()); } }

        public UIViewController RootController { get; private set; }

        protected override void ShowFirstView(UIViewController viewController)
        {
            // Show the first view
            base.ShowFirstView(viewController);

            // create the Sliding Panels View Controller and make it a child controller
            // of the root controller
            switch (viewController.GetType().Name)
            {
                case "RootView":
                    RootController.AddChildViewController(SlidingNavController);
                    RootController.View.AddSubview(SlidingNavController.View);

                    // use the first view to create the sliding panels 
                    AddPanel<NavigationFragment>(PanelType.LeftPanel, 280);
                    break;
                default:
                    RootController.AddChildViewController(DefaultNavController);
                    RootController.View.AddSubview(DefaultNavController.View);
                    break;
            }

        }

        protected void AddPanel<T>(PanelType panelType, float width) where T : MvxView
        {
            var controller = new UIViewController();
            var frame = UIScreen.MainScreen.Bounds;
            frame.Width = width;
            controller.View.Frame = frame;
            var viewToAdd = (T)Activator.CreateInstance(typeof(T), width, SlidingNavController);
            controller.Add(viewToAdd);

            // Insert the view into a new container (of the right type) and insert 
            // that into the sliding panels controller
            switch (panelType)
            {
                case PanelType.LeftPanel:
                    SlidingNavController.InsertPanel(new LeftPanelContainer(controller));
                    break;

                case PanelType.RightPanel:
                    SlidingNavController.InsertPanel(new RightPanelContainer(controller));
                    break;

                case PanelType.BottomPanel:
                    SlidingNavController.InsertPanel(new BottomPanelContainer(controller));
                    break;

                default:
                    throw new ArgumentException("PanelType is invalid");
            }
        }

        protected override UINavigationController CreateNavigationController(UIViewController viewController)
        {
            var navController = new SlidingPanelsNavController(viewController);
            RootController = new UIViewController();
            return navController;
        }

        protected override void SetWindowRootViewController(UIViewController controller)
        {
            _window.AddSubview(RootController.View);
            _window.RootViewController = RootController;
        }
    }
}