using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices.WindowsRuntime;
using Windows.Foundation;
using Windows.Foundation.Collections;
using Windows.UI.ViewManagement;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Controls.Primitives;
using Windows.UI.Xaml.Data;
using Windows.UI.Xaml.Input;
using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Navigation;

// The Blank Page item template is documented at https://go.microsoft.com/fwlink/?LinkId=402352&clcid=0x409

namespace Test_Touch_Key_Push
{
    /// <summary>
    /// An empty page that can be used on its own or navigated to within a Frame.
    /// </summary>
    public sealed partial class MainPage : Page
    {
        private InputPane inputPane;
        public MainPage()
        {
            this.InitializeComponent();
            InitInputPane();
        }

        private void InitInputPane()
        {
            inputPane = InputPane.GetForCurrentView();

            inputPane.Showing += InputPane_Showing;
            inputPane.Hiding += InputPane_Hiding;
        }

        private void InputPane_Hiding(InputPane sender, InputPaneVisibilityEventArgs args)
        {
            args.EnsuredFocusedElementInView = true;

            splitView.Height = double.NaN;
            splitView.VerticalAlignment = VerticalAlignment.Stretch;
        }

        private void InputPane_Showing(InputPane sender, InputPaneVisibilityEventArgs args)
        {
            args.EnsuredFocusedElementInView = true;

            var parent = splitView.Parent as FrameworkElement;
            splitView.Height = parent.ActualHeight - inputPane.OccludedRect.Height;
            splitView.VerticalAlignment = VerticalAlignment.Top;
        }
    }
}