Code For Check Headphone Jack is Connected form Windows Phone Device or Not

MainPage.Xaml

<phone:PhoneApplicationPage x:Class="TstApp.MainPage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone" xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:drawerLayout="using:DrawerLayout" mc:Ignorable="d" FontFamily="{StaticResource PhoneFontFamilyNormal}" FontSize="{StaticResource PhoneFontSizeNormal}" Foreground="{StaticResource PhoneForegroundBrush}" SupportedOrientations="Portrait" Orientation="Portrait" shell:SystemTray.IsVisible="True">
    <Grid x:Name="LayoutRoot" Background="LightGray">
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto" />
            <RowDefinition Height="*" /> </Grid.RowDefinitions>
        <MediaElement x:Name="playbackElement1" Source="basictone.mp3" AutoPlay="False"></MediaElement>
        <TextBlock Name="scanComp" Foreground="BlueViolet" TextAlignment="Center" FontSize="30" Text="..." Height="95" Margin="0,53,0,352"></TextBlock>
        <TextBlock Name="scanComp1" Foreground="BlueViolet" TextAlignment="Center" FontSize="24" Text="..." Height="95"></TextBlock>
        <TextBlock Name="scanComp2" Foreground="BlueViolet" TextAlignment="Center" FontSize="30" Text="0" Height="95" Margin="0,386,0,19"></TextBlock>
        <Popup VerticalOffset="10" x:Name="JackPopup" IsOpen="False" Margin="28,235,62,265">
            <Border BorderThickness="2" Width="387" Height="254" Margin="0,0,0,0">
                <StackPanel Background="Gray" VerticalAlignment="Center" Height="216" Margin="12,17,-12,17">
                    <StackPanel Margin="14,0,-4,0" Orientation="Horizontal">
                        <TextBlock Text="Alert" Margin="30,2,2,10" HorizontalAlignment="Left" FontSize="36" Height="51" Width="189" /> </StackPanel>
                    <TextBlock Text="Unable to detect headphone. Plese connect and click Retry." Margin="0,10,0,0" TextWrapping="Wrap" FontSize="22" HorizontalAlignment="Right" Width="332" Height="67" />
                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right" Margin="20,0,2,2" Height="69">
                        <Button Content="Skip" Click="SkipJackPopupClicked" Width="150" />
                        <Button Content="Retry" Click="RetryJackPopupClicked" Width="150" /> </StackPanel>
                </StackPanel>
            </Border>
        </Popup>
        <Popup VerticalOffset="10" x:Name="EarpiecePopup" IsOpen="False" Margin="28,235,62,265">
            <Border BorderThickness="2" Width="387" Height="254" Margin="0,0,0,0">
                <StackPanel Background="Gray" VerticalAlignment="Center" Height="216">
                    <StackPanel Margin="14,0,-4,0" Orientation="Horizontal">
                        <TextBlock Text="Alert" Margin="30,2,2,10" HorizontalAlignment="Left" FontSize="36" Height="51" Width="189" /> </StackPanel>
                    <TextBlock Text="Unable to detect headphone. Please connect and click Retry." Margin="0,10,0,0" TextWrapping="Wrap" FontSize="22" HorizontalAlignment="Right" Width="332" Height="67" />
                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right" Margin="20,0,2,2" Height="69">
                        <Button Content="Skip" Click="SkipEarpiecePopupClicked" Width="150" />
                        <Button Content="Retry" Click="RetryEarpiecePopupClicked" Width="150" /> </StackPanel>
                </StackPanel>
            </Border>
        </Popup>
        <Popup VerticalOffset="10" x:Name="EarpieceSoundPopup" IsOpen="False" Margin="28,235,62,265">
            <Border BorderThickness="2" Width="387" Height="254" Margin="0,0,0,0">
                <StackPanel Background="Gray" VerticalAlignment="Center" Height="216">
                    <StackPanel Margin="14,0,-4,0" Orientation="Horizontal">
                        <TextBlock Text="Earpiece Audio" Margin="30,2,2,10" HorizontalAlignment="Left" FontSize="36" Height="51" Width="244" /> </StackPanel>
                    <TextBlock Text="Where you able to hear audio clearly? Plese open the earpiece jack and click Yes/No." Margin="0,5,0,0" TextWrapping="Wrap" FontSize="22" HorizontalAlignment="Right" Width="332" Height="91" />
                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right" Margin="20,0,2,2" Height="69">
                        <Button Content="Yes" Click="YesPopupClicked" Width="150" />
                        <Button Content="No" Click="NoPopupClicked" Width="150" /> </StackPanel>
                </StackPanel>
            </Border>
        </Popup>
        <Popup VerticalOffset="10" x:Name="LoudspeakerSoundPopup" IsOpen="False" Margin="28,235,62,265">
            <Border BorderThickness="2" Width="387" Height="254" Margin="0,0,0,0">
                <StackPanel Background="Gray" VerticalAlignment="Center" Height="216">
                    <StackPanel Margin="14,0,-4,0" Orientation="Horizontal">
                        <TextBlock Text="Speaker Audio" Margin="30,2,2,10" HorizontalAlignment="Left" FontSize="36" Height="51" Width="259" /> </StackPanel>
                    <TextBlock Text="Where you able to hear audio clearly?" Margin="0,10,0,0" TextWrapping="Wrap" FontSize="22" HorizontalAlignment="Right" Width="332" Height="67" />
                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right" Margin="20,0,2,2" Height="69">
                        <Button Content="Yes" Click="LoudspeakerYesPopupClicked" Width="150" />
                        <Button Content="No" Click="LoudspeakerNoPopupClicked" Width="150" /> </StackPanel>
                </StackPanel>
            </Border>
        </Popup>
    </Grid>
</phone:PhoneApplicationPage>

MainPage.Xaml.cs

namespace TstApp {
    public partial class MainPage: PhoneApplicationPage {
        DispatcherTimer headphoneTimer;
        DispatcherTimer speakerTimer;
        int currentcount = 0;
        public MainPage() {
            InitializeComponent();
            AudioRoutingManager.GetDefault().AudioEndpointChanged += AudioEndpointChanged;
            var roamingSettings = Windows.Storage.ApplicationData.Current.RoamingSettings;
            roamingSettings.Values["cntearpiece"] = 0;
            roamingSettings.Values["cntJack"] = 0;
            headphoneTimer = new DispatcherTimer();
            headphoneTimer.Interval = new TimeSpan(0, 0, 0, 1, 0);
            headphoneTimer.Tick += new EventHandler(headphoneTimer_Tick);
            speakerTimer = new DispatcherTimer();
            speakerTimer.Interval = new TimeSpan(0, 0, 0, 1, 0);
            speakerTimer.Tick += new EventHandler(speakerTimer_Tick);
            checkHeadphoneJack();
        }
        private void headphoneTimer_Tick(object sender, EventArgs e) {
            scanComp2.Text = currentcount--.ToString();
            string str = Convert.ToString(AudioRoutingManager.GetDefault().GetAudioEndpoint());
            if (str != "Speakerphone") {
                headphoneTimer.Stop();
                EarpiecePopup.IsOpen = true;
                ScanHeadphneSpeakerStart();
            }
            if (currentcount <= 0) {
                var roamingSettings = Windows.Storage.ApplicationData.Current.RoamingSettings;
                object cntJack = roamingSettings.Values["cntJack"];
                if (Convert.ToInt32(cntJack) == 1) {
                    headphoneTimer.Stop();
                    ScanHeadphneSpeakerStart();
                } else {
                    headphoneTimer.Stop();
                    JackPopup.IsOpen = true;
                }
            }
        }
        private void speakerTimer_Tick(object sender, EventArgs e) {
            scanComp2.Text = currentcount--.ToString();
            string str = Convert.ToString(AudioRoutingManager.GetDefault().GetAudioEndpoint());
            if (str != "Speakerphone") {
                speakerTimer.Stop();
                EarpiecePopup.IsOpen = true;
                ScanHeadphneSpeakerStart();
            }
            if (currentcount <= 0) {
                var roamingSettings = Windows.Storage.ApplicationData.Current.RoamingSettings;
                object cntearpiece = roamingSettings.Values["cntearpiece"];
                if (Convert.ToInt32(cntearpiece) == 1) {
                    speakerTimer.Stop();
                    ScanHeadphneSpeakerStart();
                } else {
                    speakerTimer.Stop();
                    EarpiecePopup.IsOpen = true;
                }
            }
        }
        public void AudioEndpointChanged(AudioRoutingManager sender, object args) {
            // ScanHeadphneSpeakerStart();
        }
        protected void checkHeadphoneJack() {
            scanComp.Text = "Scaning Headphone jack";
            string str = Convert.ToString(AudioRoutingManager.GetDefault().GetAudioEndpoint());
            if (str == "Speakerphone") {
                scanComp1.Text = "Please connect 3.5 mm jack.";
                currentcount = 10;
                headphoneTimer.Start();
            } else {
                ScanHeadphneSpeakerStart();
            }
        }
        protected async void ScanHeadphneSpeakerStart() {
            scanComp.Text = "Scanning Earpiece";
            string str = Convert.ToString(AudioRoutingManager.GetDefault().GetAudioEndpoint());
            var roamingSettings = Windows.Storage.ApplicationData.Current.RoamingSettings;
            object cntearpiece = roamingSettings.Values["cntearpiece"];
            if (str == "Speakerphone" && Convert.ToInt32(cntearpiece) == 0) {
                scanComp1.Text = "Please attach headphone jack.";
                currentcount = 10;
                speakerTimer.Start();
            } else if (str == "Speakerphone" && Convert.ToInt32(cntearpiece) == 1) {
                loudSpeakerStart();
                // Code for Earpiece slound fail.
            } else {
                playbackElement1.Stop();
                playbackElement1.AutoPlay = true;
                playbackElement1.Play();
                await Task.Delay(TimeSpan.FromSeconds(1));
                EarpieceSoundPopup.IsOpen = true;
            }
        }
        protected async void playEarpeceSound() {
            playbackElement1.Stop();
            playbackElement1.AutoPlay = true;
            playbackElement1.Play();
            await Task.Delay(TimeSpan.FromSeconds(1));
            EarpieceSoundPopup.IsOpen = true;
        }
        protected async void loudSpeakerStart() {
            playbackElement1.Stop();
            playbackElement1.AutoPlay = false;
            await Task.Delay(TimeSpan.FromSeconds(5));
            playbackElement1.AutoPlay = true;
            playbackElement1.Play();
            await Task.Delay(TimeSpan.FromSeconds(3));
            LoudspeakerSoundPopup.IsOpen = true;
        }
        protected void SkipJackPopupClicked(object sender, RoutedEventArgs e) {
            JackPopup.IsOpen = false;
            headphoneTimer.Stop();
            ScanHeadphneSpeakerStart();
        }
        protected void RetryJackPopupClicked(object sender, RoutedEventArgs e) {
            JackPopup.IsOpen = false;
            var roamingSettings = Windows.Storage.ApplicationData.Current.RoamingSettings;
            roamingSettings.Values["cntJack"] = 1;
            currentcount = 10;
            headphoneTimer.Start();
        }
        protected void YesPopupClicked(object sender, RoutedEventArgs e) {
            EarpieceSoundPopup.IsOpen = false;
            loudSpeakerStart();
        }
        protected void NoPopupClicked(object sender, RoutedEventArgs e) {
            EarpieceSoundPopup.IsOpen = false;
            loudSpeakerStart();
        }
        protected void SkipEarpiecePopupClicked(object sender, RoutedEventArgs e) {
            EarpiecePopup.IsOpen = false;
            speakerTimer.Stop();
            ScanHeadphneSpeakerStart();
        }
        protected void RetryEarpiecePopupClicked(object sender, RoutedEventArgs e) {
            EarpiecePopup.IsOpen = false;
            var roamingSettings = Windows.Storage.ApplicationData.Current.RoamingSettings;
            roamingSettings.Values["cntearpiece"] = 1;
            currentcount = 10;
            speakerTimer.Start();
        }
        protected void LoudspeakerYesPopupClicked(object sender, RoutedEventArgs e) {
            LoudspeakerSoundPopup.IsOpen = false;
            NavigationService.Navigate(new Uri("/Page1.xaml", UriKind.Relative));
        }
        protected void LoudspeakerNoPopupClicked(object sender, RoutedEventArgs e) {
            LoudspeakerSoundPopup.IsOpen = false;
            NavigationService.Navigate(new Uri("/Page1.xaml", UriKind.Relative));
        }
    }
}