MvxActivity

gistfile1.txt

// MvxActivity.cs
// (c) Copyright Cirrious Ltd. http://www.cirrious.com
// MvvmCross is licensed using Microsoft Public License (Ms-PL)
// Contributions and inspirations noted in readme.md and license.txt
// 
// Project Lead - Stuart Lodge, @slodge, [email protected]

using System;
using System.Collections.Generic;
using Android.App;
using Android.Content;
using Cirrious.CrossCore.Droid.Views;
using Cirrious.MvvmCross.Binding.BindingContext;
using Cirrious.MvvmCross.Binding.Droid.BindingContext;
using Cirrious.MvvmCross.Droid.Views;
using Cirrious.MvvmCross.ViewModels;

namespace Cirrious.MvvmCross.Droid.FullFragging.Views
{
    public abstract class MvxActivity
        : Cirrious.MvvmCross.Droid.Views.MvxActivity
    {
        private readonly List<WeakReference<Fragment>> _fragList = new List<WeakReference<Fragment>>();

        public override void OnAttachFragment(Fragment fragment)
        {
            base.OnAttachFragment(fragment);
            _fragList.Add(new WeakReference<Fragment>(fragment));
        }

        public List<Fragment> Fragments
        {
            get
            {
                var ret = new List<Fragment>();
                foreach (var wref in _fragList)
                {
                    Fragment f;
                    if (!wref.TryGetTarget(out f)) continue;
                    if (f.IsVisible)
                        ret.Add(f);
                }

                return ret;
            }
        }
    }
}