System.Object
   C1.Android.Input.ComboBoxItemLoadingEventArgs
   C1.Android.Input.Resource
   C1.Android.Input.Resource.Attribute
   C1.Android.Input.Resource.Color
   C1.Android.Input.Resource.Dimension
   C1.Android.Input.Resource.Drawable
   C1.Android.Input.Resource.Id
   C1.Android.Input.Resource.Integer
   C1.Android.Input.Resource.Layout
   C1.Android.Input.Resource.String
   C1.Android.Input.Resource.Style
   C1.Android.Input.Resource.Styleable
   Java.Lang.Object
      Android.Graphics.Drawables.Drawable
         Android.Graphics.Drawables.GradientDrawable
            C1.Android.Input.C1TexBoxBackgroundDrawable
      Android.Support.V7.Widget.RecyclerView.Adapter
         C1.Android.DataCollection.C1RecyclerViewAdapter<T>
            C1.Android.Input.ComboBoxSimpleAdapter
      Android.Text.Method.MetaKeyKeyListener
         Android.Text.Method.BaseKeyListener
            C1.Android.Input.DummyKeyListener
      Android.Views.View
         Android.Views.ViewGroup
            Android.Widget.LinearLayout
               C1.Android.Input.C1DropDown
                  C1.Android.Input.C1ComboBox
                     C1.Android.Input.C1AutoComplete
         Android.Widget.TextView
            Android.Widget.EditText
               C1.Android.Core.C1ClearableEditText
                  C1.Android.Input.C1MaskedTextView
               C1.Android.Input.C1TextBox
      C1.Android.Input.AutoCompleteTextWatcher
      C1.Android.Input.ComboBoxTextWatcher
   System.EventArgs
      C1.Android.Core.AsyncEventArgs
         C1.Android.Input.AutoCompleteFilteringEventArgs
         C1.Android.Input.TextBoxAutoCompleteEventArgs
      C1.Android.Input.CompletedEventArgs
      C1.Android.Input.DropDownOpenChangedEventArgs
      C1.Android.Input.DropDownOpenChangingEventArgs
      C1.Android.Input.TextChangedEventArgs

Reference

C1.Android.Input Assembly