Get email messages in Xamarin

The following example shows how you can use GemBox.Email to get the first email message from the INBOX using the ImapClient in Xamarin.Forms application, on Android and iOS mobile devices..

XAML
C#
VB.NET

<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:d="http://xamarin.com/schemas/2014/forms/design"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             mc:Ignorable="d"
             x:Class="MainPage">

    <StackLayout Padding="50" 
                 Spacing="20" >

        <Label Text="GemBox.Email Example"
               HorizontalOptions="Center"
               FontSize="Large"
               Margin="0,0,0,30"/>

        <Entry Placeholder="Imap host"
               Text="{Binding Host}" />

        <Entry Placeholder="User name"
               Text="{Binding Username}" />

        <Entry Placeholder="Password" 
               IsPassword="True"
               Text="{Binding Password}" />

        <ActivityIndicator x:Name="activity" />

        <Button x:Name="button"
                VerticalOptions="End"
                Text="Get message" 
                Clicked="Button_Clicked" HorizontalOptions="Fill" />

    </StackLayout>
</ContentPage>

using GemBox.Email;
using GemBox.Email.Imap;
using System;
using System.ComponentModel;
using System.Threading.Tasks;
using Xamarin.Forms;

public partial class MainPage : ContentPage
{
    private readonly DataModel model;

    public MainPage()
    {
        ComponentInfo.SetLicense("FREE-LIMITED-KEY");

        InitializeComponent();

        model = new DataModel();
        BindingContext = model;
    }

    private MailMessage GetMessage()
    {
        using (var imap = new ImapClient(model.Host))
        {
            imap.Connect();
            imap.Authenticate(model.Username, model.Password);

            imap.SelectInbox();
            return imap.GetMessage(1);
        }
    }

    private async void Button_Clicked(object sender, EventArgs e)
    {
        button.IsEnabled = false;
        activity.IsRunning = true;

        try
        {
            var message = await Task.Run(() => GetMessage());
            await DisplayAlert("Message",
                "\nSUBJECT: " + message.Subject +
                "\nFROM: " + message.From.ToString() +
                "\nDATE: " + message.Date.ToString(),
                "Close");
        }
        catch (Exception ex)
        {
            await DisplayAlert("Error", ex.Message, "Close");
        }

        activity.IsRunning = false;
        button.IsEnabled = true;
    }
}

public class DataModel
{
    public string Host { get; set; }
    public string Username { get; set; }
    public string Password { get; set; }
}

Imports GemBox.Email
Imports GemBox.Email.Imap
Imports System
Imports System.ComponentModel
Imports System.Threading.Tasks
Imports Xamarin.Forms

Partial Public Class MainPage
    Inherits ContentPage

    Private ReadOnly model As DataModel

    Public Sub New()
        ComponentInfo.SetLicense("FREE-LIMITED-KEY")

        InitializeComponent()

        model = New DataModel()
        BindingContext = model
    End Sub


    Private Function GetMessage() As MailMessage
        Using imap As New ImapClient(model.Host)
            imap.Connect()
            imap.Authenticate(model.Username, model.Password)

            imap.SelectInbox()
            Return imap.GetMessage(1)
        End Using
    End Function

    Private Async Sub Button_Clicked(sender As Object, e As EventArgs)
        button.IsEnabled = False
        activity.IsRunning = True

        Try
            Dim message = Await Task.Run(Function() GetMessage())
            Await DisplayAlert("Message",
                "\nSUBJECT: " + message.Subject &
                "\nFROM: " + message.From.ToString() &
                "\nDATE: " + message.Date.ToString(),
                "Close")
        Catch ex As Exception
            Await DisplayAlert("Error", ex.Message, "Close")
        End Try

        activity.IsRunning = False
        button.IsEnabled = True
    End Sub
End Class

Public Class DataModel
    Public Property Host As String
    Public Property Username As String
    Public Property Password As String
End Class

Get email message on a native Android mobile app with Xamarin.Forms — Screenshot of Xamarin Android app that gets the first email message from inbox.

Next steps

GemBox.Email is a .NET component that enables you to read, write, receive, and send emails from your .NET applications using one simple API.

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Get email messages in Xamarin

See also

Next steps