Login tutorial for LinphoneSDK x UWP

Fourth step of the tutorial with the ability to answer incoming calls.
Audio / video + controles (mic, speaker, cameras) are availables.
Dev only.

.gitignore

@@ -12,3 +12,15 @@ java/build
 java/captures
 java/.externalNativeBuild
 java/.cxx
+
+
+# C# / UWP Files / VS Specifiq files
+.vs/
+*.rsuser
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+[Oo]bj/
+[Bb]in/

cs/00_hello_world/00_hello_world.csproj

@@ -0,0 +1,171 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+    <ProjectGuid>{4EDDB112-127A-42C3-81BE-5BA16151E67F}</ProjectGuid>
+    <OutputType>AppContainerExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>_00_hello_world</RootNamespace>
+    <AssemblyName>00_hello_world</AssemblyName>
+    <DefaultLanguage>en-US</DefaultLanguage>
+    <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
+    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.18362.0</TargetPlatformVersion>
+    <TargetPlatformMinVersion>10.0.10240.0</TargetPlatformMinVersion>
+    <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <WindowsXamlEnableOverview>true</WindowsXamlEnableOverview>
+    <AppxPackageSigningEnabled>false</AppxPackageSigningEnabled>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x86\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
+    <OutputPath>bin\x86\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM'">
+    <OutputPath>bin\ARM\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM64'">
+    <OutputPath>bin\ARM64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'">
+    <OutputPath>bin\x64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup>
+    <RestoreProjectStyle>PackageReference</RestoreProjectStyle>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="App.xaml.cs">
+      <DependentUpon>App.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="MainPage.xaml.cs">
+      <DependentUpon>MainPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <AppxManifest Include="Package.appxmanifest">
+      <SubType>Designer</SubType>
+    </AppxManifest>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Properties\Default.rd.xml" />
+    <Content Include="Assets\LockScreenLogo.scale-200.png" />
+    <Content Include="Assets\SplashScreen.scale-200.png" />
+    <Content Include="Assets\Square150x150Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png" />
+    <Content Include="Assets\StoreLogo.png" />
+    <Content Include="Assets\Wide310x150Logo.scale-200.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <ApplicationDefinition Include="App.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </ApplicationDefinition>
+    <Page Include="MainPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="LinphoneSDK">
+      <Version>4.5.0-alpha.290</Version>
+    </PackageReference>
+    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
+      <Version>6.2.11</Version>
+    </PackageReference>
+  </ItemGroup>
+  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">
+    <VisualStudioVersion>14.0</VisualStudioVersion>
+  </PropertyGroup>
+  <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

cs/00_hello_world/00_hello_world.sln

@@ -0,0 +1,51 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30804.86
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "00_hello_world", "00_hello_world.csproj", "{E275B25F-D5C2-495C-9B6E-9B90C3617E98}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|ARM = Debug|ARM
+		Debug|ARM64 = Debug|ARM64
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|ARM = Release|ARM
+		Release|ARM64 = Release|ARM64
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM.ActiveCfg = Debug|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM.Build.0 = Debug|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM.Deploy.0 = Debug|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM64.Build.0 = Debug|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM64.Deploy.0 = Debug|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x64.ActiveCfg = Debug|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x64.Build.0 = Debug|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x64.Deploy.0 = Debug|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x86.ActiveCfg = Debug|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x86.Build.0 = Debug|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x86.Deploy.0 = Debug|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM.ActiveCfg = Release|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM.Build.0 = Release|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM.Deploy.0 = Release|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM64.ActiveCfg = Release|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM64.Build.0 = Release|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM64.Deploy.0 = Release|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x64.ActiveCfg = Release|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x64.Build.0 = Release|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x64.Deploy.0 = Release|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x86.ActiveCfg = Release|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x86.Build.0 = Release|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x86.Deploy.0 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {8DD112E1-466B-4282-B9CE-E247D96F82EE}
+	EndGlobalSection
+EndGlobal

cs/00_hello_world/App.xaml

@@ -0,0 +1,7 @@
+<Application
+    x:Class="_00_hello_world.App"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_00_hello_world">
+
+</Application>

cs/00_hello_world/App.xaml.cs

@@ -0,0 +1,109 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using System;
+using Windows.ApplicationModel;
+using Windows.ApplicationModel.Activation;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+
+namespace _00_hello_world
+{
+	/// <summary>
+	/// Provides application-specific behavior to supplement the default Application class.
+	/// </summary>
+	sealed partial class App : Application
+	{
+		/// <summary>
+		/// Initializes the singleton application object.  This is the first line of authored code
+		/// executed, and as such is the logical equivalent of main() or WinMain().
+		/// </summary>
+		public App()
+		{
+			this.InitializeComponent();
+			this.Suspending += OnSuspending;
+		}
+
+		/// <summary>
+		/// Invoked when the application is launched normally by the end user.  Other entry points
+		/// will be used such as when the application is launched to open a specific file.
+		/// </summary>
+		/// <param name="e">Details about the launch request and process.</param>
+		protected override void OnLaunched(LaunchActivatedEventArgs e)
+		{
+			Frame rootFrame = Window.Current.Content as Frame;
+
+			// Do not repeat app initialization when the Window already has content,
+			// just ensure that the window is active
+			if (rootFrame == null)
+			{
+				// Create a Frame to act as the navigation context and navigate to the first page
+				rootFrame = new Frame();
+
+				rootFrame.NavigationFailed += OnNavigationFailed;
+
+				if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
+				{
+					//TODO: Load state from previously suspended application
+				}
+
+				// Place the frame in the current Window
+				Window.Current.Content = rootFrame;
+			}
+
+			if (e.PrelaunchActivated == false)
+			{
+				if (rootFrame.Content == null)
+				{
+					// When the navigation stack isn't restored navigate to the first page,
+					// configuring the new page by passing required information as a navigation
+					// parameter
+					rootFrame.Navigate(typeof(MainPage), e.Arguments);
+				}
+				// Ensure the current window is active
+				Window.Current.Activate();
+			}
+		}
+
+		/// <summary>
+		/// Invoked when Navigation to a certain page fails
+		/// </summary>
+		/// <param name="sender">The Frame which failed navigation</param>
+		/// <param name="e">Details about the navigation failure</param>
+		void OnNavigationFailed(object sender, NavigationFailedEventArgs e)
+		{
+			throw new Exception("Failed to load Page " + e.SourcePageType.FullName);
+		}
+
+		/// <summary>
+		/// Invoked when application execution is being suspended.  Application state is saved
+		/// without knowing whether the application will be terminated or resumed with the contents
+		/// of memory still intact.
+		/// </summary>
+		/// <param name="sender">The source of the suspend request.</param>
+		/// <param name="e">Details about the suspend request.</param>
+		private void OnSuspending(object sender, SuspendingEventArgs e)
+		{
+			var deferral = e.SuspendingOperation.GetDeferral();
+			//TODO: Save application state and stop any background activity
+			deferral.Complete();
+		}
+	}
+}

cs/00_hello_world/MainPage.xaml

@@ -0,0 +1,14 @@
+<Page
+    x:Class="_00_hello_world.MainPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_00_hello_world"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+    <Grid>
+        <TextBlock Text="{x:Bind HelloText}" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+    </Grid>
+</Page>

cs/00_hello_world/MainPage.xaml.cs

@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using Linphone;
+using System;
+using System.Diagnostics;
+using System.IO;
+using Windows.UI.Xaml.Controls;
+
+
+namespace _00_hello_world
+{
+	/// <summary>
+	/// A really simple page to do a "HelloWorld" with LinphoneSDK x UWP
+	/// </summary>
+	public sealed partial class MainPage : Page
+	{
+		private Core StoredCore { get; set; }
+
+		private LoggingService LoggingService { get; set; }
+
+		public string HelloText { get; set; } = "Hello world, Linphone core version is ";
+
+		public MainPage()
+		{
+			this.InitializeComponent();
+
+
+			// Core is the main object of the SDK. You can't do much without it
+
+			// Some configuration can be done before the Core is created, for example enable debug logs.
+			LoggingService = LoggingService.Instance;
+			LoggingService.LogLevel = LogLevel.Debug;
+			// And here you set the implementation of the delegate method called every time the Linphone SDK log something, see OnLog.
+			LoggingService.Listener.OnLogMessageWritten = OnLog;
+
+			// To create a Core, we need the instance of the Factory.
+			Factory factory = Factory.Instance;
+
+			// Some configuration can be done on the factory before the Core is created, for example enable setting resources Path. This
+			// one can be mandatory
+			string assetsPath = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "Assets");
+			factory.TopResourcesDir = assetsPath;
+			factory.DataResourcesDir = assetsPath;
+			factory.SoundResourcesDir = assetsPath;
+			factory.RingResourcesDir = assetsPath;
+			factory.ImageResourcesDir = assetsPath;
+			factory.MspluginsDir = ".";
+
+			// Your Core can use up to 2 configuration files, but that isn't mandatory.
+			// The third parameter is the application context, he isn't mandatory when working
+			// with UWP, he is mandatory in an Android context for example.
+			// You can now create your Core object :
+			Core core = factory.CreateCore("", "", IntPtr.Zero);
+
+			// Once you got your core you can start to do a lot of things.
+			HelloText += Core.Version;
+
+			// You should store the Core to keep a reference on it at all times while your app is alive.
+			// A good solution for that is either subclass the Application object or create a Service.
+			StoredCore = core;
+		}
+
+		/// <summary>
+		/// Simple function to console log everything the Linphone SDK logs.
+		/// You should modify this method to match your logging habits.
+		/// </summary>
+		private void OnLog(LoggingService logService, string domain, LogLevel lev, string message)
+		{
+			string now = DateTime.Now.ToString("hh:mm:ss");
+			string log = now + " [";
+			switch (lev)
+			{
+				case LogLevel.Debug:
+					log += "DEBUG";
+					break;
+				case LogLevel.Error:
+					log += "ERROR";
+					break;
+				case LogLevel.Message:
+					log += "MESSAGE";
+					break;
+				case LogLevel.Warning:
+					log += "WARNING";
+					break;
+				case LogLevel.Fatal:
+					log += "FATAL";
+					break;
+				default:
+					break;
+			}
+			log += "] (" + domain + ") " + message;
+			Debug.WriteLine(log);
+		}
+	}
+}

cs/00_hello_world/Package.appxmanifest

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  IgnorableNamespaces="uap mp">
+
+  <Identity
+    Name="d6678921-9c3b-4627-987b-93115e4243a2"
+    Publisher="CN=Anthony"
+    Version="1.0.0.0" />
+
+  <mp:PhoneIdentity PhoneProductId="d6678921-9c3b-4627-987b-93115e4243a2" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>00_hello_world</DisplayName>
+    <PublisherDisplayName>Anthony</PublisherDisplayName>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.0.0" MaxVersionTested="10.0.0.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate"/>
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$targetnametoken$.exe"
+      EntryPoint="_00_hello_world.App">
+      <uap:VisualElements
+        DisplayName="00_hello_world"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png"
+        Description="00_hello_world"
+        BackgroundColor="transparent">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png"/>
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <Capability Name="internetClient" />
+  </Capabilities>
+</Package>

cs/00_hello_world/Properties/AssemblyInfo.cs

@@ -0,0 +1,29 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("00_hello_world")]
+[assembly: AssemblyDescription("Hello world C# tutorial with LinphoneSDK")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("Belledonne Communications")]
+[assembly: AssemblyProduct("Linphone")]
+[assembly: AssemblyCopyright("Copyright © 2020 Belledonne Communications")]
+[assembly: AssemblyTrademark("Linphone")]
+[assembly: AssemblyCulture("")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: ComVisible(false)]

cs/00_hello_world/Properties/Default.rd.xml

@@ -0,0 +1,31 @@
+<!--
+    This file contains Runtime Directives used by .NET Native. The defaults here are suitable for most
+    developers. However, you can modify these parameters to modify the behavior of the .NET Native
+    optimizer.
+
+    Runtime Directives are documented at https://go.microsoft.com/fwlink/?LinkID=391919
+
+    To fully enable reflection for App1.MyClass and all of its public/private members
+    <Type Name="App1.MyClass" Dynamic="Required All"/>
+
+    To enable dynamic creation of the specific instantiation of AppClass<T> over System.Int32
+    <TypeInstantiation Name="App1.AppClass" Arguments="System.Int32" Activate="Required Public" />
+
+    Using the Namespace directive to apply reflection policy to all the types in a particular namespace
+    <Namespace Name="DataClasses.ViewModels" Serialize="All" />
+-->
+
+<Directives xmlns="http://schemas.microsoft.com/netfx/2013/01/metadata">
+  <Application>
+    <!--
+      An Assembly element with Name="*Application*" applies to all assemblies in
+      the application package. The asterisks are not wildcards.
+    -->
+    <Assembly Name="*Application*" Dynamic="Required All" />
+    
+    
+    <!-- Add your application specific runtime directives here. -->
+
+
+  </Application>
+</Directives>

cs/01_login/01_login.csproj

@@ -0,0 +1,174 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+    <ProjectGuid>{E275B25F-D5C2-495C-9B6E-9B90C3617E98}</ProjectGuid>
+    <OutputType>AppContainerExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>_00_hello_world</RootNamespace>
+    <AssemblyName>00_hello_world</AssemblyName>
+    <DefaultLanguage>en-US</DefaultLanguage>
+    <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
+    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.18362.0</TargetPlatformVersion>
+    <TargetPlatformMinVersion>10.0.10240.0</TargetPlatformMinVersion>
+    <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <WindowsXamlEnableOverview>true</WindowsXamlEnableOverview>
+    <AppxPackageSigningEnabled>false</AppxPackageSigningEnabled>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x86\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
+    <OutputPath>bin\x86\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM'">
+    <OutputPath>bin\ARM\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM64'">
+    <OutputPath>bin\ARM64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'">
+    <OutputPath>bin\x64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup>
+    <RestoreProjectStyle>PackageReference</RestoreProjectStyle>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="App.xaml.cs">
+      <DependentUpon>App.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="MainPage.xaml.cs">
+      <DependentUpon>MainPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <AppxManifest Include="Package.appxmanifest">
+      <SubType>Designer</SubType>
+    </AppxManifest>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Properties\Default.rd.xml" />
+    <Content Include="Assets\LockScreenLogo.scale-200.png" />
+    <Content Include="Assets\SplashScreen.scale-200.png" />
+    <Content Include="Assets\Square150x150Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png" />
+    <Content Include="Assets\StoreLogo.png" />
+    <Content Include="Assets\Wide310x150Logo.scale-200.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <ApplicationDefinition Include="App.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </ApplicationDefinition>
+    <Page Include="MainPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="LinphoneSDK">
+      <Version>4.5.0-alpha.290</Version>
+    </PackageReference>
+    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
+      <Version>6.2.11</Version>
+    </PackageReference>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Assets\rootca.pem" />
+  </ItemGroup>
+  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">
+    <VisualStudioVersion>14.0</VisualStudioVersion>
+  </PropertyGroup>
+  <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

cs/01_login/01_login.sln

@@ -0,0 +1,51 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30804.86
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "01_login", "01_login.csproj", "{E275B25F-D5C2-495C-9B6E-9B90C3617E98}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|ARM = Debug|ARM
+		Debug|ARM64 = Debug|ARM64
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|ARM = Release|ARM
+		Release|ARM64 = Release|ARM64
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM.ActiveCfg = Debug|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM.Build.0 = Debug|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM.Deploy.0 = Debug|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM64.Build.0 = Debug|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|ARM64.Deploy.0 = Debug|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x64.ActiveCfg = Debug|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x64.Build.0 = Debug|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x64.Deploy.0 = Debug|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x86.ActiveCfg = Debug|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x86.Build.0 = Debug|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Debug|x86.Deploy.0 = Debug|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM.ActiveCfg = Release|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM.Build.0 = Release|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM.Deploy.0 = Release|ARM
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM64.ActiveCfg = Release|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM64.Build.0 = Release|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|ARM64.Deploy.0 = Release|ARM64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x64.ActiveCfg = Release|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x64.Build.0 = Release|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x64.Deploy.0 = Release|x64
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x86.ActiveCfg = Release|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x86.Build.0 = Release|x86
+		{E275B25F-D5C2-495C-9B6E-9B90C3617E98}.Release|x86.Deploy.0 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {8DD112E1-466B-4282-B9CE-E247D96F82EE}
+	EndGlobalSection
+EndGlobal

cs/01_login/App.xaml

@@ -0,0 +1,7 @@
+<Application
+    x:Class="_01_login.App"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_00_hello_world">
+
+</Application>

cs/01_login/App.xaml.cs

@@ -0,0 +1,109 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using System;
+using Windows.ApplicationModel;
+using Windows.ApplicationModel.Activation;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+
+namespace _01_login
+{
+	/// <summary>
+	/// Provides application-specific behavior to supplement the default Application class.
+	/// </summary>
+	sealed partial class App : Application
+	{
+		/// <summary>
+		/// Initializes the singleton application object.  This is the first line of authored code
+		/// executed, and as such is the logical equivalent of main() or WinMain().
+		/// </summary>
+		public App()
+		{
+			this.InitializeComponent();
+			this.Suspending += OnSuspending;
+		}
+
+		/// <summary>
+		/// Invoked when the application is launched normally by the end user.  Other entry points
+		/// will be used such as when the application is launched to open a specific file.
+		/// </summary>
+		/// <param name="e">Details about the launch request and process.</param>
+		protected override void OnLaunched(LaunchActivatedEventArgs e)
+		{
+			Frame rootFrame = Window.Current.Content as Frame;
+
+			// Do not repeat app initialization when the Window already has content,
+			// just ensure that the window is active
+			if (rootFrame == null)
+			{
+				// Create a Frame to act as the navigation context and navigate to the first page
+				rootFrame = new Frame();
+
+				rootFrame.NavigationFailed += OnNavigationFailed;
+
+				if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
+				{
+					//TODO: Load state from previously suspended application
+				}
+
+				// Place the frame in the current Window
+				Window.Current.Content = rootFrame;
+			}
+
+			if (e.PrelaunchActivated == false)
+			{
+				if (rootFrame.Content == null)
+				{
+					// When the navigation stack isn't restored navigate to the first page,
+					// configuring the new page by passing required information as a navigation
+					// parameter
+					rootFrame.Navigate(typeof(MainPage), e.Arguments);
+				}
+				// Ensure the current window is active
+				Window.Current.Activate();
+			}
+		}
+
+		/// <summary>
+		/// Invoked when Navigation to a certain page fails
+		/// </summary>
+		/// <param name="sender">The Frame which failed navigation</param>
+		/// <param name="e">Details about the navigation failure</param>
+		void OnNavigationFailed(object sender, NavigationFailedEventArgs e)
+		{
+			throw new Exception("Failed to load Page " + e.SourcePageType.FullName);
+		}
+
+		/// <summary>
+		/// Invoked when application execution is being suspended.  Application state is saved
+		/// without knowing whether the application will be terminated or resumed with the contents
+		/// of memory still intact.
+		/// </summary>
+		/// <param name="sender">The source of the suspend request.</param>
+		/// <param name="e">Details about the suspend request.</param>
+		private void OnSuspending(object sender, SuspendingEventArgs e)
+		{
+			var deferral = e.SuspendingOperation.GetDeferral();
+			//TODO: Save application state and stop any background activity
+			deferral.Complete();
+		}
+	}
+}

cs/01_login/MainPage.xaml

@@ -0,0 +1,35 @@
+<Page
+    x:Class="_01_login.MainPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_01_login"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d">
+
+	<Grid KeyUp="GridKeyUp">
+		<StackPanel Grid.Row="0" VerticalAlignment="Center" >
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock Text="Identity :"/>
+				<TextBox x:Name="Identity" Width="350"  MinWidth="350" MaxWidth="350"></TextBox>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock Text="Password :"/>
+				<PasswordBox x:Name="Password" Width="350"  MinWidth="350" MaxWidth="350"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<Button x:Name="LogIn" Content="Login" Click="LogInClick"/>
+				<Button x:Name="LogOut" Content="Logout" Click="LogOutClick"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical">
+				<TextBlock x:Name="LoginText" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+			</StackPanel>
+			<StackPanel Orientation="Vertical">
+				<TextBlock x:Name="RegistrationText" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+			</StackPanel>
+		</StackPanel>
+	</Grid>
+</Page>

cs/01_login/MainPage.xaml.cs

@@ -0,0 +1,264 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using Linphone;
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Threading;
+using Windows.Storage;
+using Windows.System;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Input;
+
+namespace _01_login
+{
+	/// <summary>
+	/// A really simple page for a first Login with LinphoneSDK x UWP
+	/// </summary>
+	public sealed partial class MainPage : Page
+	{
+		private Core StoredCore { get; set; }
+
+		LoggingService LoggingService { get; set; }
+
+		private Timer Timer;
+
+
+		public MainPage()
+		{
+			this.InitializeComponent();
+
+			// Core is the main object of the SDK. You can't do much without it
+			// If you're not familiar with Linphone Core creation, see the 00_hello_world project.
+			LoggingService = LoggingService.Instance;
+			LoggingService.LogLevel = LogLevel.Debug;
+			LoggingService.Listener.OnLogMessageWritten = OnLog;
+
+			Factory factory = Factory.Instance;
+
+			string assetsPath = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "Assets");
+			factory.TopResourcesDir = assetsPath;
+			factory.DataResourcesDir = assetsPath;
+			factory.SoundResourcesDir = assetsPath;
+			factory.RingResourcesDir = assetsPath;
+			factory.ImageResourcesDir = assetsPath;
+			factory.MspluginsDir = ".";
+
+			Core core = factory.CreateCore("", "", IntPtr.Zero);
+
+			StoredCore = core;
+	
+			// We need to indicate to the core where are stored the root ans user certificates, for future TLS exchange.
+			StoredCore.RootCa = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "Assets", "rootca.pem");
+			StoredCore.UserCertificatesPath = ApplicationData.Current.LocalFolder.Path;
+
+			// In this tutorials we are going to log in and our registration state will change.
+			// Here we show you how to register a delegate method called every time the 
+			// on OnRegistrationStateChanged callback is triggered.
+			StoredCore.Listener.OnRegistrationStateChanged += OnRegistrationStateChanged;
+
+			// Start the core after setup, and before everything else.
+			StoredCore.Start();
+
+			// The method Iterate must be permanently called on our core.
+			// The Iterate method runs all the waiting backgrounds tasks and poll networks notifications.
+			// Here how to setup a function called every 50ms, 50ms after the Timer object instantiation.
+			// See OnTimedEvent for more informations.
+			Timer = new Timer(OnTimedEvent, null, 20, 20);
+
+			// Setup GUI
+			Identity.Text = "sip:anthony.gauchy@sip.linphone.org";
+			Password.PlaceholderText = "myPasswd";
+			LogoutGuiChanges();
+
+			// Now use the GUI to log in, and see LogInClick to see how to handle login.
+		}
+
+		/// <summary>
+		/// Here we scheduled a callback to the Iterate method on the UI thread. While the
+		/// Linphone API calls are note thread safe, we ensure all our callbacks are done on the UI thread.
+		/// Doing this, we allow callbacks to manipulate UI without dispatcher.
+		/// </summary>
+		private async void OnTimedEvent(object state)
+		{
+			await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
+			{
+				StoredCore.Iterate();
+			});
+		}
+
+		/// <summary>
+		/// Called when you click on the "Login" button.
+		/// </summary>
+		private void LogInClick(object sender, RoutedEventArgs e)
+		{
+			if (LogIn.IsEnabled)
+			{
+				LogIn.IsEnabled = false;
+
+				// Here we are creating an AuthInfo object from the identity Address and password provided by the user.
+				Address address = Factory.Instance.CreateAddress(Identity.Text);
+				AuthInfo authInfo = Factory.Instance.CreateAuthInfo(address.Username, "", Password.Password, "", "", address.Domain);
+				// And we add it to the Core
+				StoredCore.AddAuthInfo(authInfo);
+
+				// Then we create a ProxyConfig object.
+				// It contains the connection information for the core
+				ProxyConfig proxyConfig = StoredCore.CreateProxyConfig();
+				proxyConfig.IdentityAddress = address;
+				string serverAddr = "sip:" + address.Domain + ";transport=tls";
+				proxyConfig.ServerAddr = serverAddr;
+				// If RegisterEnabled is set to true, when this configuration will be added to the core it will
+				// automatically try to connect.
+				proxyConfig.RegisterEnabled = true;
+				
+				// And now we add it to the core, launching the connection process.
+				StoredCore.AddProxyConfig(proxyConfig);
+				StoredCore.DefaultProxyConfig = proxyConfig;
+			}
+		}
+
+		/// <summary>
+		/// Called when a key is pressed and released on the login page.
+		/// If you pressed "Enter", simulate a login click.
+		/// </summary>
+		void GridKeyUp(object sender, KeyRoutedEventArgs e)
+		{
+			if (VirtualKey.Enter.Equals(e.Key))
+			{
+				LogInClick(null, null);
+			}
+		}
+
+		/// <summary>
+		/// Called when you click on the "Logout" button.
+		/// </summary>
+		private void LogOutClick(object sender, RoutedEventArgs e)
+		{
+			if (LogOut.IsEnabled)
+			{
+				LogOut.IsEnabled = false;
+
+				// Setting RegisterEnabled to false on a connected ProxyConfig object will
+				// launch the logout action.
+				ProxyConfig proxyConfig = StoredCore.DefaultProxyConfig;
+				if (proxyConfig != null)
+				{
+					// You should call Edit() on a ProxyConfig before editing it.
+					proxyConfig.Edit();
+					proxyConfig.RegisterEnabled = false;
+					// And Done() after.
+					proxyConfig.Done();
+				}
+			}
+		}
+
+		/// <summary>
+		/// This method is called every time the RegistrationState is updated by background core's actions.
+		/// In this example we use this to update the GUI.
+		/// </summary>
+		private void OnRegistrationStateChanged(Core core, ProxyConfig proxyConfig, RegistrationState state, string message)
+		{
+			RegistrationText.Text = "You're registration state is : " + state.ToString();
+			switch (state)
+			{
+				// If the ProxyConfig was logged out, we clear the Core.
+				case RegistrationState.Cleared:
+				case RegistrationState.None:
+					StoredCore.ClearAllAuthInfo();
+					StoredCore.ClearProxyConfig();
+					LogoutGuiChanges();
+					break;
+				case RegistrationState.Ok:
+					LoginGuiChanges();
+					break;
+				case RegistrationState.Progress:
+					LoginInProgressGuiChanges();
+					break;
+				case RegistrationState.Failed:
+					LoginFailedChanges();
+					break;
+				default:
+					break;
+			}
+		}
+
+		private void LogoutGuiChanges()
+		{
+			LogIn.IsEnabled = true;
+			LogOut.IsEnabled = false;
+			LoginText.Text = "You are logged out";
+		}
+
+		private void LoginFailedChanges()
+		{
+			LogIn.IsEnabled = true;
+			LogOut.IsEnabled = false;
+			LoginText.Text = "Login failed, try again";
+		}
+
+		private void LoginGuiChanges()
+		{
+			LogIn.IsEnabled = false;
+			LogOut.IsEnabled = true;
+			LoginText.Text = "You are logged in, with identity " + StoredCore.Identity + ".";
+		}
+
+		private void LoginInProgressGuiChanges()
+		{
+			LogIn.IsEnabled = false;
+			LogOut.IsEnabled = false;
+			LoginText.Text = "Login in progress, with identity " + StoredCore.Identity + ".";
+		}
+
+		/// <summary>
+		/// Simple function to console log everything the Linphone SDK logs.
+		/// You should modify this method to match your logging habits.
+		/// </summary>
+		private void OnLog(LoggingService logService, string domain, LogLevel lev, string message)
+		{
+			string now = DateTime.Now.ToString("hh:mm:ss");
+			string log = now + " [";
+			switch (lev)
+			{
+				case LogLevel.Debug:
+					log += "DEBUG";
+					break;
+				case LogLevel.Error:
+					log += "ERROR";
+					break;
+				case LogLevel.Message:
+					log += "MESSAGE";
+					break;
+				case LogLevel.Warning:
+					log += "WARNING";
+					break;
+				case LogLevel.Fatal:
+					log += "FATAL";
+					break;
+				default:
+					break;
+			}
+			log += "] (" + domain + ") " + message;
+			Debug.WriteLine(log);
+		}
+	}
+}

cs/01_login/Package.appxmanifest

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  IgnorableNamespaces="uap mp">
+
+  <Identity
+    Name="d6678921-9c3b-4627-987b-93115e4243a2"
+    Publisher="CN=Anthony"
+    Version="1.0.0.0" />
+
+  <mp:PhoneIdentity PhoneProductId="d6678921-9c3b-4627-987b-93115e4243a2" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>01_login</DisplayName>
+    <PublisherDisplayName>Anthony</PublisherDisplayName>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.0.0" MaxVersionTested="10.0.0.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate"/>
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$targetnametoken$.exe"
+      EntryPoint="_01_login.App">
+      <uap:VisualElements
+        DisplayName="01_login"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png"
+        Description="01_login"
+        BackgroundColor="transparent">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png"/>
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <Capability Name="internetClient" />
+  </Capabilities>
+</Package>

cs/01_login/Properties/AssemblyInfo.cs

@@ -0,0 +1,29 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("01_login")]
+[assembly: AssemblyDescription("Login C# tutorial with LinphoneSDK")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("Belledonne Communications")]
+[assembly: AssemblyProduct("Linphone")]
+[assembly: AssemblyCopyright("Copyright © 2020 Belledonne Communications")]
+[assembly: AssemblyTrademark("Linphone")]
+[assembly: AssemblyCulture("")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: ComVisible(false)]

cs/01_login/Properties/Default.rd.xml

@@ -0,0 +1,31 @@
+<!--
+    This file contains Runtime Directives used by .NET Native. The defaults here are suitable for most
+    developers. However, you can modify these parameters to modify the behavior of the .NET Native
+    optimizer.
+
+    Runtime Directives are documented at https://go.microsoft.com/fwlink/?LinkID=391919
+
+    To fully enable reflection for App1.MyClass and all of its public/private members
+    <Type Name="App1.MyClass" Dynamic="Required All"/>
+
+    To enable dynamic creation of the specific instantiation of AppClass<T> over System.Int32
+    <TypeInstantiation Name="App1.AppClass" Arguments="System.Int32" Activate="Required Public" />
+
+    Using the Namespace directive to apply reflection policy to all the types in a particular namespace
+    <Namespace Name="DataClasses.ViewModels" Serialize="All" />
+-->
+
+<Directives xmlns="http://schemas.microsoft.com/netfx/2013/01/metadata">
+  <Application>
+    <!--
+      An Assembly element with Name="*Application*" applies to all assemblies in
+      the application package. The asterisks are not wildcards.
+    -->
+    <Assembly Name="*Application*" Dynamic="Required All" />
+    
+    
+    <!-- Add your application specific runtime directives here. -->
+
+
+  </Application>
+</Directives>

cs/02_outgoing_call/02_outgoing_call.csproj

@@ -0,0 +1,186 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+    <ProjectGuid>{63E0D306-E3A3-49A2-8CD6-ADF2A91127BA}</ProjectGuid>
+    <OutputType>AppContainerExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>_02_outgoing_call</RootNamespace>
+    <AssemblyName>02_outgoing_call</AssemblyName>
+    <DefaultLanguage>en-US</DefaultLanguage>
+    <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
+    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.19041.0</TargetPlatformVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <WindowsXamlEnableOverview>true</WindowsXamlEnableOverview>
+    <AppxPackageSigningEnabled>false</AppxPackageSigningEnabled>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x86\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
+    <OutputPath>bin\x86\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM'">
+    <OutputPath>bin\ARM\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM64'">
+    <OutputPath>bin\ARM64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'">
+    <OutputPath>bin\x64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup>
+    <RestoreProjectStyle>PackageReference</RestoreProjectStyle>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="App.xaml.cs">
+      <DependentUpon>App.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Service\VideoService.cs" />
+    <Compile Include="Views\OutgoingCallsPage.xaml.cs">
+      <DependentUpon>OutgoingCallsPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Service\CoreService.cs" />
+    <Compile Include="Views\LoginPage.xaml.cs">
+      <DependentUpon>LoginPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <AppxManifest Include="Package.appxmanifest">
+      <SubType>Designer</SubType>
+    </AppxManifest>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Properties\Default.rd.xml" />
+    <Content Include="Assets\LockScreenLogo.scale-200.png" />
+    <Content Include="Assets\SplashScreen.scale-200.png" />
+    <Content Include="Assets\Square150x150Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png" />
+    <Content Include="Assets\StoreLogo.png" />
+    <Content Include="Assets\Wide310x150Logo.scale-200.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <ApplicationDefinition Include="App.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </ApplicationDefinition>
+    <Page Include="Views\LoginPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+    <Page Include="Views\OutgoingCallsPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="ANGLE.WindowsStore">
+      <Version>2.1.13</Version>
+    </PackageReference>
+    <PackageReference Include="LinphoneSDK">
+      <Version>4.5.0-alpha.290</Version>
+    </PackageReference>
+    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
+      <Version>6.2.11</Version>
+    </PackageReference>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Assets\rootca.pem" />
+  </ItemGroup>
+  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">
+    <VisualStudioVersion>14.0</VisualStudioVersion>
+  </PropertyGroup>
+  <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

cs/02_outgoing_call/App.xaml

@@ -0,0 +1,7 @@
+<Application
+    x:Class="_02_outgoing_call.App"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_02_outgoing_call">
+
+</Application>

cs/02_outgoing_call/App.xaml.cs

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using _02_outgoing_call.Service;
+using _02_outgoing_call.Views;
+using Linphone;
+using System;
+using System.Diagnostics;
+using Windows.ApplicationModel;
+using Windows.ApplicationModel.Activation;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+
+namespace _02_outgoing_call
+{
+	/// <summary>
+	/// Provides application-specific behavior to supplement the default Application class.
+	/// </summary>
+	sealed partial class App : Application
+	{
+		private CoreService CoreService { get; } = CoreService.Instance;
+
+		/// <summary>
+		/// Initializes the singleton application object.  This is the first line of authored code
+		/// executed, and as such is the logical equivalent of main() or WinMain().
+		/// </summary>
+		public App()
+		{
+			this.InitializeComponent();
+			this.Suspending += OnSuspending;
+		}
+
+		/// <summary>
+		/// Invoked when the application is launched normally by the end user.  Other entry points
+		/// will be used such as when the application is launched to open a specific file.
+		/// </summary>
+		/// <param name="e">Details about the launch request and process.</param>
+		protected override void OnLaunched(LaunchActivatedEventArgs e)
+		{
+			Frame rootFrame = Window.Current.Content as Frame;
+
+			// Start Linphone
+			LoggingService.Instance.LogLevel = LogLevel.Debug;
+			
+			CoreService.CoreStart(Windows.ApplicationModel.Core.CoreApplication.GetCurrentView().CoreWindow.Dispatcher);
+
+
+			// Do not repeat app initialization when the Window already has content,
+			// just ensure that the window is active
+			if (rootFrame == null)
+			{
+				// Create a Frame to act as the navigation context and navigate to the first page
+				rootFrame = new Frame();
+
+				rootFrame.NavigationFailed += OnNavigationFailed;
+
+				if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
+				{
+					//TODO: Load state from previously suspended application
+				}
+
+				// Place the frame in the current Window
+				Window.Current.Content = rootFrame;
+			}
+
+			if (e.PrelaunchActivated == false)
+			{
+				if (rootFrame.Content == null)
+				{
+					// When the navigation stack isn't restored navigate to the first page,
+					// configuring the new page by passing required information as a navigation
+					// parameter
+					rootFrame.Navigate(typeof(LoginPage), e.Arguments);
+				}
+				// Ensure the current window is active
+				Window.Current.Activate();
+			}
+		}
+
+		/// <summary>
+		/// Invoked when Navigation to a certain page fails
+		/// </summary>
+		/// <param name="sender">The Frame which failed navigation</param>
+		/// <param name="e">Details about the navigation failure</param>
+		void OnNavigationFailed(object sender, NavigationFailedEventArgs e)
+		{
+			throw new Exception("Failed to load Page " + e.SourcePageType.FullName);
+		}
+
+		/// <summary>
+		/// Invoked when application execution is being suspended.  Application state is saved
+		/// without knowing whether the application will be terminated or resumed with the contents
+		/// of memory still intact.
+		/// </summary>
+		/// <param name="sender">The source of the suspend request.</param>
+		/// <param name="e">Details about the suspend request.</param>
+		private void OnSuspending(object sender, SuspendingEventArgs e)
+		{
+			var deferral = e.SuspendingOperation.GetDeferral();
+			//TODO: Save application state and stop any background activity
+			deferral.Complete();
+		}
+	}
+}

cs/02_outgoing_call/Package.appxmanifest

@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  IgnorableNamespaces="uap mp">
+
+  <Identity
+    Name="754c9d43-0820-475a-b433-8a1be86b241c"
+    Publisher="CN=Anthony"
+    Version="1.0.0.0" />
+
+  <mp:PhoneIdentity PhoneProductId="754c9d43-0820-475a-b433-8a1be86b241c" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>02_outgoing_call</DisplayName>
+    <PublisherDisplayName>Anthony</PublisherDisplayName>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.0.0" MaxVersionTested="10.0.0.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate"/>
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$targetnametoken$.exe"
+      EntryPoint="_02_outgoing_call.App">
+      <uap:VisualElements
+        DisplayName="02_outgoing_call"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png"
+        Description="02_outgoing_call"
+        BackgroundColor="transparent">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png"/>
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <Capability Name="internetClient" />
+    <uap:Capability Name="voipCall"/>
+    <Capability Name="codeGeneration"/>
+    <uap:Capability Name="picturesLibrary"/>
+    <uap:Capability Name="removableStorage"/>
+    <DeviceCapability Name="microphone"/>
+    <DeviceCapability Name="webcam"/>
+  </Capabilities>
+</Package>

cs/02_outgoing_call/Properties/AssemblyInfo.cs

@@ -0,0 +1,29 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("02_outgoing_call")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("02_outgoing_call")]
+[assembly: AssemblyCopyright("Copyright ©  2020")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: ComVisible(false)]

cs/02_outgoing_call/Properties/Default.rd.xml

@@ -0,0 +1,31 @@
+<!--
+    This file contains Runtime Directives used by .NET Native. The defaults here are suitable for most
+    developers. However, you can modify these parameters to modify the behavior of the .NET Native
+    optimizer.
+
+    Runtime Directives are documented at https://go.microsoft.com/fwlink/?LinkID=391919
+
+    To fully enable reflection for App1.MyClass and all of its public/private members
+    <Type Name="App1.MyClass" Dynamic="Required All"/>
+
+    To enable dynamic creation of the specific instantiation of AppClass<T> over System.Int32
+    <TypeInstantiation Name="App1.AppClass" Arguments="System.Int32" Activate="Required Public" />
+
+    Using the Namespace directive to apply reflection policy to all the types in a particular namespace
+    <Namespace Name="DataClasses.ViewModels" Serialize="All" />
+-->
+
+<Directives xmlns="http://schemas.microsoft.com/netfx/2013/01/metadata">
+  <Application>
+    <!--
+      An Assembly element with Name="*Application*" applies to all assemblies in
+      the application package. The asterisks are not wildcards.
+    -->
+    <Assembly Name="*Application*" Dynamic="Required All" />
+    
+    
+    <!-- Add your application specific runtime directives here. -->
+
+
+  </Application>
+</Directives>

cs/02_outgoing_call/Service/CoreService.cs

@@ -0,0 +1,203 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using Linphone;
+using System;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+using Windows.Media.Audio;
+using Windows.Media.Capture;
+using Windows.Storage;
+using Windows.UI.Core;
+using static Linphone.CoreListener;
+
+namespace _02_outgoing_call.Service
+{
+	class CoreService
+	{
+		private Timer Timer;
+
+		private static readonly CoreService instance = new CoreService();
+		public static CoreService Instance
+		{
+			get
+			{
+				return instance;
+			}
+		}
+
+		private Core core;
+		public Core Core
+		{
+			get
+			{
+				if (core == null)
+				{
+					Factory factory = Factory.Instance;
+
+					string assetsPath = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "Assets");
+					factory.TopResourcesDir = assetsPath;
+					factory.DataResourcesDir = assetsPath;
+					factory.SoundResourcesDir = assetsPath;
+					factory.RingResourcesDir = assetsPath;
+					factory.ImageResourcesDir = assetsPath;
+					factory.MspluginsDir = ".";
+
+					core = factory.CreateCore("", "", IntPtr.Zero);
+
+					core.AudioPort = 7666;
+					core.VideoPort = 9666;
+
+					core.RootCa = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "Assets", "rootca.pem");
+					core.UserCertificatesPath = ApplicationData.Current.LocalFolder.Path;
+
+					VideoActivationPolicy videoActivationPolicy = factory.CreateVideoActivationPolicy();
+					videoActivationPolicy.AutomaticallyAccept = true;
+					videoActivationPolicy.AutomaticallyInitiate = false;
+					core.VideoActivationPolicy = videoActivationPolicy;
+
+					if (Core.VideoSupported())
+					{
+						Core.VideoDisplayFilter = "MSOGL";
+						Core.VideoCaptureEnabled = true;
+					}
+					Core.UsePreviewWindow(true);
+				}
+				return core;
+			}
+		}
+
+		public void CoreStart(CoreDispatcher dispatcher)
+		{
+			Core.Start();
+
+			Timer = new Timer(OnTimedEvent, dispatcher, 20, 20);
+		}
+
+		private async void OnTimedEvent(object state)
+		{
+			await ((CoreDispatcher)state).RunIdleAsync((args) =>
+			{
+				Core.Iterate();
+			});
+		}
+
+		public void AddOnRegistrationStateChangedDelegate(OnRegistrationStateChangedDelegate myDelegate)
+		{
+			Core.Listener.OnRegistrationStateChanged += myDelegate;
+		}
+
+		public void AddOnCallStateChangedDelegate(OnCallStateChangedDelegate myDelegate)
+		{
+			Core.Listener.OnCallStateChanged += myDelegate;
+		}
+
+		public void LogIn(string identity, string password)
+		{
+			Address address = Factory.Instance.CreateAddress(identity);
+			AuthInfo authInfo = Factory.Instance.CreateAuthInfo(address.Username, "", password, "", "", address.Domain);
+			Core.AddAuthInfo(authInfo);
+
+
+			ProxyConfig proxyConfig = core.CreateProxyConfig();
+			proxyConfig.IdentityAddress = address;
+			string serverAddr = "sip:" + address.Domain + ";transport=tls";
+			proxyConfig.ServerAddr = serverAddr;
+
+			proxyConfig.RegisterEnabled = true;
+
+			Core.AddProxyConfig(proxyConfig);
+			Core.DefaultProxyConfig = proxyConfig;
+		}
+
+		public void LogOut()
+		{
+
+			ProxyConfig proxyConfig = Core.DefaultProxyConfig;
+			if (proxyConfig != null)
+			{
+				proxyConfig.Edit();
+				proxyConfig.RegisterEnabled = false;
+				proxyConfig.Done();
+			}
+		}
+
+
+		public void ClearCoreAfterLogOut()
+		{
+			Core.ClearAllAuthInfo();
+			Core.ClearProxyConfig();
+		}
+
+		public async void Call(string uriToCall)
+		{
+			await OpenMicrophonePopup();
+
+			Address address = Core.InterpretUrl(uriToCall);
+			Core.InviteAddress(address);
+		}
+		public bool MicEnabledSwitch()
+		{
+			return Core.MicEnabled = !Core.MicEnabled;
+		}
+
+		public bool SpeakerMutedSwitch()
+		{
+			return Core.CurrentCall.SpeakerMuted = !Core.CurrentCall.SpeakerMuted;
+		}
+
+		public async Task<bool> CameraEnabledSwitchAsync()
+		{
+			await OpenCameraPopup();
+
+			Call call = Core.CurrentCall;
+			CallParams param = core.CreateCallParams(call);
+			bool newValue = !param.VideoEnabled;
+			param.VideoEnabled = newValue;
+			call.Update(param);
+
+			return newValue;
+		}
+
+		private async Task OpenMicrophonePopup()
+		{
+			AudioGraphSettings settings = new AudioGraphSettings(Windows.Media.Render.AudioRenderCategory.Media);
+			CreateAudioGraphResult result = await AudioGraph.CreateAsync(settings);
+			AudioGraph audioGraph = result.Graph;
+
+			CreateAudioDeviceInputNodeResult resultNode = await audioGraph.CreateDeviceInputNodeAsync(Windows.Media.Capture.MediaCategory.Media);
+			AudioDeviceInputNode deviceInputNode = resultNode.DeviceInputNode;
+
+			deviceInputNode.Dispose();
+			audioGraph.Dispose();
+		}
+
+		private async Task OpenCameraPopup()
+		{
+			MediaCapture mediaCapture = new Windows.Media.Capture.MediaCapture();
+			await mediaCapture.InitializeAsync(new MediaCaptureInitializationSettings
+			{
+				StreamingCaptureMode = StreamingCaptureMode.Video
+			});
+			mediaCapture.Dispose();
+		}
+	}
+}
+

cs/02_outgoing_call/Service/VideoService.cs

@@ -0,0 +1,110 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Threading;
+using Windows.UI.Core;
+using Windows.UI.Xaml.Controls;
+using EGLNativeWindowType = System.IntPtr;
+using OpenGlFunctions = System.IntPtr;
+
+namespace _02_outgoing_call.Service
+{
+	class VideoService
+	{
+		private static readonly VideoService instance = new VideoService();
+
+		public static VideoService Instance
+		{
+			get
+			{
+				return instance;
+			}
+		}
+
+		private CoreService CoreService { get; } = CoreService.Instance;
+		private bool AlearadyStartedOnce { get; set; }
+		private bool AlearadyStartedOncePreview { get; set; }
+		private Timer Timer { get; set; }
+
+		public struct ContextInfo
+		{
+			public EGLNativeWindowType window;
+			public OpenGlFunctions functions;
+		}
+
+		public void StartVideoStream(SwapChainPanel main, SwapChainPanel preview, CoreDispatcher dispatcher)
+		{
+			CreateRenderSurface(preview, true);
+			CreateRenderSurface(main, false);
+
+			Timer = new Timer(OnTimedEvent, dispatcher, 40, 40);
+		}
+
+		private async void OnTimedEvent(object state)
+		{
+			await ((CoreDispatcher)state).RunIdleAsync((args) =>
+			{
+				CoreService.Core.PreviewOglRender();
+				if (CoreService.Core.CurrentCall != null)
+					CoreService.Core.CurrentCall.OglRender();
+			});
+		}
+
+		public void StopVideoStream()
+		{
+			AlearadyStartedOnce = true;
+			if (Timer != null)
+			{
+				Timer.Dispose();
+			}
+		}
+
+		public void CreateRenderSurface(SwapChainPanel panel, bool isPreview)
+		{// Need to convert C# object into C++. Warning to memory leak
+			IntPtr oldData;// Used to release memory after assignation
+			ContextInfo c;
+
+			if (panel != null)
+			{
+				c.window = Marshal.GetIUnknownForObject(panel);
+			}
+			else
+			{
+				c.window = IntPtr.Zero;
+			}
+			c.functions = IntPtr.Zero;
+
+			IntPtr pnt = Marshal.AllocHGlobal(Marshal.SizeOf(c));
+			Marshal.StructureToPtr(c, pnt, false);
+
+			if (isPreview)
+			{
+				oldData = CoreService.Core.NativePreviewWindowId;
+				CoreService.Core.NativePreviewWindowId = pnt;
+				if (AlearadyStartedOncePreview)
+				{
+					CleanMemory(oldData);
+				}
+				AlearadyStartedOncePreview = true;
+			}
+			else
+			{
+				if (CoreService.Core.CurrentCall != null)
+				{
+					oldData = CoreService.Core.CurrentCall.NativeVideoWindowId;
+					CoreService.Core.CurrentCall.NativeVideoWindowId = pnt;
+					if (AlearadyStartedOnce)
+					{
+						CleanMemory(oldData);
+					}
+					AlearadyStartedOnce = true;
+				}
+			}
+		}
+
+		private void CleanMemory(IntPtr context)
+		{
+			if (context != IntPtr.Zero)
+				Marshal.FreeHGlobal(context);
+		}
+	}
+}

cs/02_outgoing_call/Views/LoginPage.xaml

@@ -0,0 +1,32 @@
+<Page
+    x:Class="_02_outgoing_call.Views.LoginPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_02_outgoing_call"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+	<Grid KeyUp="GridKeyUp">
+		<StackPanel Grid.Row="0" VerticalAlignment="Center" >
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock Text="Identity :"/>
+				<TextBox x:Name="Identity" Width="350"  MinWidth="350" MaxWidth="350" Text="sip:anthony.test@sip.linphone.org"></TextBox>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock Text="Password :"/>
+				<PasswordBox x:Name="Password" Width="350"  MinWidth="350" MaxWidth="350" PlaceholderText="myPasswd"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<Button x:Name="LogIn" Content="Login" Click="LogInClick"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical">
+				<TextBlock x:Name="RegistrationText" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+			</StackPanel>
+		</StackPanel>
+	</Grid>
+</Page>

cs/02_outgoing_call/Views/LoginPage.xaml.cs

@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using _02_outgoing_call.Service;
+using Linphone;
+using Windows.System;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Navigation;
+
+
+namespace _02_outgoing_call.Views
+{
+	/// <summary>
+	/// A really simple app for a first Login with LinphoneSDK x UWP
+	/// </summary>
+	public sealed partial class LoginPage : Page
+	{
+		private CoreService CoreService { get; } = CoreService.Instance;
+
+		public LoginPage()
+		{
+			this.InitializeComponent();
+
+			CoreService.AddOnRegistrationStateChangedDelegate(OnRegistrationStateChanged);
+		}
+
+
+
+		/// <summary>
+		/// Called when you click on the "Login" button.
+		/// </summary>
+		private void LogInClick(object sender, RoutedEventArgs e)
+		{
+			if (LogIn.IsEnabled)
+			{
+				LogIn.IsEnabled = false;
+
+				CoreService.LogIn(Identity.Text, Password.Password);
+			}
+		}
+
+		/// <summary>
+		/// Called when a key is pressed and released on the login page.
+		/// If you pressed "Enter", simulate a login click.
+		/// </summary>
+		void GridKeyUp(object sender, KeyRoutedEventArgs e)
+		{
+			if (VirtualKey.Enter.Equals(e.Key))
+			{
+				LogInClick(null, null);
+			}
+		}
+
+		/// <summary>
+		/// This method is called every time the RegistrationState is updated by background core's actions.
+		/// In this example we use this to update the GUI.
+		/// </summary>
+		private void OnRegistrationStateChanged(Core core, ProxyConfig proxyConfig, RegistrationState state, string message)
+		{
+			RegistrationText.Text = "You're registration state is : " + state.ToString();
+			switch (state)
+			{
+				case RegistrationState.Cleared:
+				case RegistrationState.None:
+					CoreService.ClearCoreAfterLogOut();
+					LogIn.IsEnabled = true;
+					break;
+				case RegistrationState.Ok:
+					LogIn.IsEnabled = false;
+					this.Frame.Navigate(typeof(OutgoingCallsPage));
+					break;
+				case RegistrationState.Progress:
+					LogIn.IsEnabled = false;
+					break;
+				case RegistrationState.Failed:
+					LogIn.IsEnabled = true;
+					break;
+				default:
+					break;
+			}
+		}
+	}
+}

cs/02_outgoing_call/Views/OutgoingCallsPage.xaml

@@ -0,0 +1,47 @@
+<Page
+    x:Class="_02_outgoing_call.Views.OutgoingCallsPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_02_outgoing_call"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+	<Grid >
+		<StackPanel Grid.Row="0" VerticalAlignment="Center">
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock x:Name="HelloText" Text="Hello "/>
+				<TextBlock Text="You are now on the Outgoing calls Page !"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock Text="URI to call : "/>
+				<TextBox x:Name="UriToCall" Width="350"  MinWidth="350" MaxWidth="350" Text="sip:anthony.gauchy@sip.linphone.org"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<Button x:Name="CallButton" Content="Call" Click="CallClick"/>
+				<Button x:Name="LogOut" Content="Logout" Click="LogOutClick"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock x:Name="CallText" />
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<Button x:Name="HangOut" Content="Hang out" Click="HangOutClick" IsEnabled="False"/>
+				<Button x:Name="Sound" Content="Switch off Sound" Click="SoundClick" IsEnabled="False"/>
+				<Button x:Name="Camera" Content="Switch on Camera" Click="CameraClick" IsEnabled="False"/>
+				<Button x:Name="Mic" Content="Mute" Click="MicClick" IsEnabled="False"/>
+			</StackPanel>
+
+			<StackPanel x:Name="WebcamsStackPanel" Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Visibility="Collapsed">
+				<TextBlock Text="Video : "/>
+				<SwapChainPanel x:Name="VideoSwapChainPanel" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Height="342" Width="608"/>
+				<TextBlock Text="Preview : "/>
+				<SwapChainPanel x:Name="PreviewSwapChainPanel" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Height="171" Width="304"/>
+			</StackPanel>
+		</StackPanel>
+	</Grid>
+</Page>

cs/02_outgoing_call/Views/OutgoingCallsPage.xaml.cs

@@ -0,0 +1,156 @@
+using _02_outgoing_call.Service;
+using Linphone;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+
+namespace _02_outgoing_call.Views
+{
+	public sealed partial class OutgoingCallsPage : Page
+	{
+		private CoreService CoreService { get; } = CoreService.Instance;
+
+		private VideoService VideoService { get; } = VideoService.Instance;
+
+		public OutgoingCallsPage()
+		{
+			this.InitializeComponent();
+
+			HelloText.Text += CoreService.Core.DefaultProxyConfig.FindAuthInfo().Username;
+
+			CoreService.AddOnCallStateChangedDelegate(OnCallStateChanged);
+		}
+
+		protected override void OnNavigatedFrom(NavigationEventArgs e)
+		{
+			VideoService.StopVideoStream();
+		}
+
+		private void CallClick(object sender, RoutedEventArgs e)
+		{
+			CoreService.Call(UriToCall.Text);
+		}
+
+		private void LogOutClick(object sender, RoutedEventArgs e)
+		{
+			if (LogOut.IsEnabled)
+			{
+				IsEnabled = false;
+				CoreService.Core.TerminateAllCalls();
+				CoreService.LogOut();
+
+				this.Frame.Navigate(typeof(LoginPage));
+			}
+		}
+
+		private void HangOutClick(object sender, RoutedEventArgs e)
+		{
+			CoreService.Core.TerminateAllCalls();
+		}
+
+		private void SoundClick(object sender, RoutedEventArgs e)
+		{
+			if (CoreService.SpeakerMutedSwitch())
+			{
+				Sound.Content = "Switch on Sound";
+			}
+			else
+			{
+				Sound.Content = "Switch off Sound";
+			}
+		}
+
+		private async void CameraClick(object sender, RoutedEventArgs e)
+		{
+			await CoreService.CameraEnabledSwitchAsync();
+			Camera.Content = "Waiting for accept ...";
+			Camera.IsEnabled = false;
+		}
+
+		private void MicClick(object sender, RoutedEventArgs e)
+		{
+			if (CoreService.MicEnabledSwitch())
+			{
+				Mic.Content = "Mute";
+			}
+			else
+			{
+				Mic.Content = "Unmute";
+			}
+		}
+
+		private void OnCallStateChanged(Core core, Call call, CallState state, string message)
+		{
+			CallText.Text = "You're call state is : " + state.ToString();
+			switch (state)
+			{
+				case CallState.OutgoingInit:
+				case CallState.OutgoingProgress:
+				case CallState.OutgoingRinging:
+
+					HangOut.IsEnabled = true;
+					break;
+
+				case CallState.StreamsRunning:
+				case CallState.UpdatedByRemote:
+
+					CallInProgressGuiUpdates();
+					if (call.Params.VideoEnabled)
+					{
+						StartVideoAndUpdateGui();
+					}
+					else
+					{
+						StopVideoAndUpdateGui();
+					}
+					break;
+
+				case CallState.Error:
+				case CallState.End:
+				case CallState.Released:
+
+					EndingCallGuiUpdates();
+					VideoService.StopVideoStream();
+					break;
+			}
+		}
+
+		private void StopVideoAndUpdateGui()
+		{
+			Camera.Content = "Switch on Camera";
+			Camera.IsEnabled = true;
+			WebcamsStackPanel.Visibility = Visibility.Collapsed;
+			VideoService.StopVideoStream();
+		}
+
+		private void StartVideoAndUpdateGui()
+		{
+			VideoService.StartVideoStream(VideoSwapChainPanel, PreviewSwapChainPanel, Dispatcher);
+			WebcamsStackPanel.Visibility = Visibility.Visible;
+			Camera.Content = "Switch off Camera";
+			Camera.IsEnabled = true;
+		}
+
+		private void EndingCallGuiUpdates()
+		{
+			CallButton.IsEnabled = true;
+			HangOut.IsEnabled = false;
+			Sound.IsEnabled = false;
+			Camera.IsEnabled = false;
+			Mic.IsEnabled = false;
+			WebcamsStackPanel.Visibility = Visibility.Collapsed;
+			Camera.Content = "Switch on Camera";
+			Mic.Content = "Mute";
+			Sound.Content = "Switch off Sound";
+		}
+
+		private void CallInProgressGuiUpdates()
+		{
+			CallButton.IsEnabled = false;
+			HangOut.IsEnabled = true;
+			Sound.IsEnabled = true;
+			Camera.IsEnabled = true;
+			Mic.IsEnabled = true;
+		}
+	}
+}

cs/03_incoming_call/03_incoming_call.csproj

@@ -0,0 +1,186 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+    <ProjectGuid>{8C3B09A6-CD10-4F83-8EF1-6BF2002C6339}</ProjectGuid>
+    <OutputType>AppContainerExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>_03_incoming_call</RootNamespace>
+    <AssemblyName>03_incoming_call</AssemblyName>
+    <DefaultLanguage>en-US</DefaultLanguage>
+    <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
+    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.19041.0</TargetPlatformVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <WindowsXamlEnableOverview>true</WindowsXamlEnableOverview>
+    <AppxPackageSigningEnabled>false</AppxPackageSigningEnabled>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x86\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
+    <OutputPath>bin\x86\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x86</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM'">
+    <OutputPath>bin\ARM\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\ARM64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM64'">
+    <OutputPath>bin\ARM64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>ARM64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\x64\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>full</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'">
+    <OutputPath>bin\x64\Release\</OutputPath>
+    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
+    <Optimize>true</Optimize>
+    <NoWarn>;2008</NoWarn>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>x64</PlatformTarget>
+    <UseVSHostingProcess>false</UseVSHostingProcess>
+    <ErrorReport>prompt</ErrorReport>
+    <Prefer32Bit>true</Prefer32Bit>
+    <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+  </PropertyGroup>
+  <PropertyGroup>
+    <RestoreProjectStyle>PackageReference</RestoreProjectStyle>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="App.xaml.cs">
+      <DependentUpon>App.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Service\VideoService.cs" />
+    <Compile Include="Views\CallsPage.xaml.cs">
+      <DependentUpon>CallsPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Service\CoreService.cs" />
+    <Compile Include="Views\LoginPage.xaml.cs">
+      <DependentUpon>LoginPage.xaml</DependentUpon>
+    </Compile>
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <AppxManifest Include="Package.appxmanifest">
+      <SubType>Designer</SubType>
+    </AppxManifest>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Properties\Default.rd.xml" />
+    <Content Include="Assets\LockScreenLogo.scale-200.png" />
+    <Content Include="Assets\SplashScreen.scale-200.png" />
+    <Content Include="Assets\Square150x150Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.scale-200.png" />
+    <Content Include="Assets\Square44x44Logo.targetsize-24_altform-unplated.png" />
+    <Content Include="Assets\StoreLogo.png" />
+    <Content Include="Assets\Wide310x150Logo.scale-200.png" />
+  </ItemGroup>
+  <ItemGroup>
+    <ApplicationDefinition Include="App.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </ApplicationDefinition>
+    <Page Include="Views\LoginPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+    <Page Include="Views\CallsPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+      <SubType>Designer</SubType>
+    </Page>
+  </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="ANGLE.WindowsStore">
+      <Version>2.1.13</Version>
+    </PackageReference>
+    <PackageReference Include="LinphoneSDK">
+      <Version>4.5.0-alpha.290</Version>
+    </PackageReference>
+    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
+      <Version>6.2.11</Version>
+    </PackageReference>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Assets\rootca.pem" />
+  </ItemGroup>
+  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">
+    <VisualStudioVersion>14.0</VisualStudioVersion>
+  </PropertyGroup>
+  <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>

cs/03_incoming_call/App.xaml

@@ -0,0 +1,7 @@
+<Application
+    x:Class="_03_incoming_call.App"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_03_incoming_call">
+
+</Application>

cs/03_incoming_call/App.xaml.cs

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using _03_incoming_call.Service;
+using _03_incoming_call.Views;
+using Linphone;
+using System;
+using System.Diagnostics;
+using Windows.ApplicationModel;
+using Windows.ApplicationModel.Activation;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+
+namespace _03_incoming_call
+{
+	/// <summary>
+	/// Provides application-specific behavior to supplement the default Application class.
+	/// </summary>
+	sealed partial class App : Application
+	{
+		private CoreService CoreService { get; } = CoreService.Instance;
+
+		/// <summary>
+		/// Initializes the singleton application object.  This is the first line of authored code
+		/// executed, and as such is the logical equivalent of main() or WinMain().
+		/// </summary>
+		public App()
+		{
+			this.InitializeComponent();
+			this.Suspending += OnSuspending;
+		}
+
+		/// <summary>
+		/// Invoked when the application is launched normally by the end user.  Other entry points
+		/// will be used such as when the application is launched to open a specific file.
+		/// </summary>
+		/// <param name="e">Details about the launch request and process.</param>
+		protected override void OnLaunched(LaunchActivatedEventArgs e)
+		{
+			Frame rootFrame = Window.Current.Content as Frame;
+
+			// Start Linphone
+			LoggingService.Instance.LogLevel = LogLevel.Debug;
+			
+			CoreService.CoreStart(Windows.ApplicationModel.Core.CoreApplication.GetCurrentView().CoreWindow.Dispatcher);
+
+
+			// Do not repeat app initialization when the Window already has content,
+			// just ensure that the window is active
+			if (rootFrame == null)
+			{
+				// Create a Frame to act as the navigation context and navigate to the first page
+				rootFrame = new Frame();
+
+				rootFrame.NavigationFailed += OnNavigationFailed;
+
+				if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
+				{
+					//TODO: Load state from previously suspended application
+				}
+
+				// Place the frame in the current Window
+				Window.Current.Content = rootFrame;
+			}
+
+			if (e.PrelaunchActivated == false)
+			{
+				if (rootFrame.Content == null)
+				{
+					// When the navigation stack isn't restored navigate to the first page,
+					// configuring the new page by passing required information as a navigation
+					// parameter
+					rootFrame.Navigate(typeof(LoginPage), e.Arguments);
+				}
+				// Ensure the current window is active
+				Window.Current.Activate();
+			}
+		}
+
+		/// <summary>
+		/// Invoked when Navigation to a certain page fails
+		/// </summary>
+		/// <param name="sender">The Frame which failed navigation</param>
+		/// <param name="e">Details about the navigation failure</param>
+		void OnNavigationFailed(object sender, NavigationFailedEventArgs e)
+		{
+			throw new Exception("Failed to load Page " + e.SourcePageType.FullName);
+		}
+
+		/// <summary>
+		/// Invoked when application execution is being suspended.  Application state is saved
+		/// without knowing whether the application will be terminated or resumed with the contents
+		/// of memory still intact.
+		/// </summary>
+		/// <param name="sender">The source of the suspend request.</param>
+		/// <param name="e">Details about the suspend request.</param>
+		private void OnSuspending(object sender, SuspendingEventArgs e)
+		{
+			var deferral = e.SuspendingOperation.GetDeferral();
+			//TODO: Save application state and stop any background activity
+			deferral.Complete();
+		}
+	}
+}

cs/03_incoming_call/Package.appxmanifest

@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  IgnorableNamespaces="uap mp">
+
+  <Identity
+    Name="754c9d43-0820-475a-b433-8a1be86b241c"
+    Publisher="CN=Anthony"
+    Version="1.0.0.0" />
+
+  <mp:PhoneIdentity PhoneProductId="754c9d43-0820-475a-b433-8a1be86b241c" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>03_incoming_call</DisplayName>
+    <PublisherDisplayName>Anthony</PublisherDisplayName>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.0.0" MaxVersionTested="10.0.0.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate"/>
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$targetnametoken$.exe"
+      EntryPoint="_03_incoming_call.App">
+      <uap:VisualElements
+        DisplayName="03_incoming_call"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png"
+        Description="03_incoming_call"
+        BackgroundColor="transparent">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png"/>
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <Capability Name="internetClient" />
+    <uap:Capability Name="voipCall"/>
+    <Capability Name="codeGeneration"/>
+    <uap:Capability Name="picturesLibrary"/>
+    <uap:Capability Name="removableStorage"/>
+    <DeviceCapability Name="microphone"/>
+    <DeviceCapability Name="webcam"/>
+  </Capabilities>
+</Package>

cs/03_incoming_call/Properties/AssemblyInfo.cs

@@ -0,0 +1,29 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("03_incoming_call")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("03_incoming_call")]
+[assembly: AssemblyCopyright("Copyright ©  2020")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: ComVisible(false)]

cs/03_incoming_call/Properties/Default.rd.xml

@@ -0,0 +1,31 @@
+<!--
+    This file contains Runtime Directives used by .NET Native. The defaults here are suitable for most
+    developers. However, you can modify these parameters to modify the behavior of the .NET Native
+    optimizer.
+
+    Runtime Directives are documented at https://go.microsoft.com/fwlink/?LinkID=391919
+
+    To fully enable reflection for App1.MyClass and all of its public/private members
+    <Type Name="App1.MyClass" Dynamic="Required All"/>
+
+    To enable dynamic creation of the specific instantiation of AppClass<T> over System.Int32
+    <TypeInstantiation Name="App1.AppClass" Arguments="System.Int32" Activate="Required Public" />
+
+    Using the Namespace directive to apply reflection policy to all the types in a particular namespace
+    <Namespace Name="DataClasses.ViewModels" Serialize="All" />
+-->
+
+<Directives xmlns="http://schemas.microsoft.com/netfx/2013/01/metadata">
+  <Application>
+    <!--
+      An Assembly element with Name="*Application*" applies to all assemblies in
+      the application package. The asterisks are not wildcards.
+    -->
+    <Assembly Name="*Application*" Dynamic="Required All" />
+    
+    
+    <!-- Add your application specific runtime directives here. -->
+
+
+  </Application>
+</Directives>

cs/03_incoming_call/Service/CoreService.cs

@@ -0,0 +1,219 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using Linphone;
+using System;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+using Windows.Media.Audio;
+using Windows.Media.Capture;
+using Windows.Storage;
+using Windows.UI.Core;
+using static Linphone.CoreListener;
+
+namespace _03_incoming_call.Service
+{
+	class CoreService
+	{
+		private Timer Timer;
+
+		private static readonly CoreService instance = new CoreService();
+		public static CoreService Instance
+		{
+			get
+			{
+				return instance;
+			}
+		}
+
+		private Core core;
+		public Core Core
+		{
+			get
+			{
+				if (core == null)
+				{
+					Factory factory = Factory.Instance;
+
+					string assetsPath = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "Assets");
+					factory.TopResourcesDir = assetsPath;
+					factory.DataResourcesDir = assetsPath;
+					factory.SoundResourcesDir = assetsPath;
+					factory.RingResourcesDir = assetsPath;
+					factory.ImageResourcesDir = assetsPath;
+					factory.MspluginsDir = ".";
+
+					core = factory.CreateCore("", "", IntPtr.Zero);
+
+					core.AudioPort = 7666;
+					core.VideoPort = 9666;
+
+					core.RootCa = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "Assets", "rootca.pem");
+					core.UserCertificatesPath = ApplicationData.Current.LocalFolder.Path;
+
+					VideoActivationPolicy videoActivationPolicy = factory.CreateVideoActivationPolicy();
+					videoActivationPolicy.AutomaticallyAccept = true;
+					videoActivationPolicy.AutomaticallyInitiate = false;
+					core.VideoActivationPolicy = videoActivationPolicy;
+
+					if (Core.VideoSupported())
+					{
+						Core.VideoDisplayFilter = "MSOGL";
+						Core.VideoCaptureEnabled = true;
+					}
+					Core.UsePreviewWindow(true);
+				}
+				return core;
+			}
+		}
+
+		public void CoreStart(CoreDispatcher dispatcher)
+		{
+			Core.Start();
+
+			Timer = new Timer(OnTimedEvent, dispatcher, 20, 20);
+		}
+
+		private async void OnTimedEvent(object state)
+		{
+			await ((CoreDispatcher)state).RunIdleAsync((args) =>
+			{
+				Core.Iterate();
+			});
+		}
+
+		public void AddOnRegistrationStateChangedDelegate(OnRegistrationStateChangedDelegate myDelegate)
+		{
+			Core.Listener.OnRegistrationStateChanged += myDelegate;
+		}
+
+		public void AddOnCallStateChangedDelegate(OnCallStateChangedDelegate myDelegate)
+		{
+			Core.Listener.OnCallStateChanged += myDelegate;
+		}
+
+		public void LogIn(string identity, string password)
+		{
+			Address address = Factory.Instance.CreateAddress(identity);
+			AuthInfo authInfo = Factory.Instance.CreateAuthInfo(address.Username, "", password, "", "", address.Domain);
+			Core.AddAuthInfo(authInfo);
+
+
+			ProxyConfig proxyConfig = core.CreateProxyConfig();
+			proxyConfig.IdentityAddress = address;
+			string serverAddr = "sip:" + address.Domain + ";transport=tls";
+			proxyConfig.ServerAddr = serverAddr;
+
+			proxyConfig.RegisterEnabled = true;
+
+			Core.AddProxyConfig(proxyConfig);
+			Core.DefaultProxyConfig = proxyConfig;
+		}
+
+		public void LogOut()
+		{
+
+			ProxyConfig proxyConfig = Core.DefaultProxyConfig;
+			if (proxyConfig != null)
+			{
+				proxyConfig.Edit();
+				proxyConfig.RegisterEnabled = false;
+				proxyConfig.Done();
+			}
+		}
+
+
+		public void ClearCoreAfterLogOut()
+		{
+			Core.ClearAllAuthInfo();
+			Core.ClearProxyConfig();
+		}
+
+		public async void Call(string uriToCall)
+		{
+			await OpenMicrophonePopup();
+
+			Address address = Core.InterpretUrl(uriToCall);
+			Core.InviteAddress(address);
+		}
+		public bool MicEnabledSwitch()
+		{
+			return Core.MicEnabled = !Core.MicEnabled;
+		}
+
+		public bool SpeakerMutedSwitch()
+		{
+			return Core.CurrentCall.SpeakerMuted = !Core.CurrentCall.SpeakerMuted;
+		}
+
+		public async Task<bool> CameraEnabledSwitchAsync()
+		{
+			await OpenCameraPopup();
+
+			Call call = Core.CurrentCall;
+			CallParams param = core.CreateCallParams(call);
+			bool newValue = !param.VideoEnabled;
+			param.VideoEnabled = newValue;
+			call.Update(param);
+
+			return newValue;
+		}
+
+		public void DeclineIncomingCall()
+		{
+			if (Core.CurrentCall != null && Core.CurrentCall.State == CallState.IncomingReceived)
+			{
+				Core.CurrentCall.Decline(Reason.Declined);
+			}
+		}
+
+		public void AcceptIncomingCall()
+		{
+			if (Core.CurrentCall != null && Core.CurrentCall.State == CallState.IncomingReceived)
+			{
+				Core.CurrentCall.Accept();
+			}
+		}
+
+		private async Task OpenMicrophonePopup()
+		{
+			AudioGraphSettings settings = new AudioGraphSettings(Windows.Media.Render.AudioRenderCategory.Media);
+			CreateAudioGraphResult result = await AudioGraph.CreateAsync(settings);
+			AudioGraph audioGraph = result.Graph;
+
+			CreateAudioDeviceInputNodeResult resultNode = await audioGraph.CreateDeviceInputNodeAsync(Windows.Media.Capture.MediaCategory.Media);
+			AudioDeviceInputNode deviceInputNode = resultNode.DeviceInputNode;
+
+			deviceInputNode.Dispose();
+			audioGraph.Dispose();
+		}
+
+		private async Task OpenCameraPopup()
+		{
+			MediaCapture mediaCapture = new Windows.Media.Capture.MediaCapture();
+			await mediaCapture.InitializeAsync(new MediaCaptureInitializationSettings
+			{
+				StreamingCaptureMode = StreamingCaptureMode.Video
+			});
+			mediaCapture.Dispose();
+		}
+	}
+}
+

cs/03_incoming_call/Service/VideoService.cs

@@ -0,0 +1,110 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Threading;
+using Windows.UI.Core;
+using Windows.UI.Xaml.Controls;
+using EGLNativeWindowType = System.IntPtr;
+using OpenGlFunctions = System.IntPtr;
+
+namespace _03_incoming_call.Service
+{
+	class VideoService
+	{
+		private static readonly VideoService instance = new VideoService();
+
+		public static VideoService Instance
+		{
+			get
+			{
+				return instance;
+			}
+		}
+
+		private CoreService CoreService { get; } = CoreService.Instance;
+		private bool AlearadyStartedOnce { get; set; }
+		private bool AlearadyStartedOncePreview { get; set; }
+		private Timer Timer { get; set; }
+
+		public struct ContextInfo
+		{
+			public EGLNativeWindowType window;
+			public OpenGlFunctions functions;
+		}
+
+		public void StartVideoStream(SwapChainPanel main, SwapChainPanel preview, CoreDispatcher dispatcher)
+		{
+			CreateRenderSurface(preview, true);
+			CreateRenderSurface(main, false);
+
+			Timer = new Timer(OnTimedEvent, dispatcher, 40, 40);
+		}
+
+		private async void OnTimedEvent(object state)
+		{
+			await ((CoreDispatcher)state).RunIdleAsync((args) =>
+			{
+				CoreService.Core.PreviewOglRender();
+				if (CoreService.Core.CurrentCall != null)
+					CoreService.Core.CurrentCall.OglRender();
+			});
+		}
+
+		public void StopVideoStream()
+		{
+			AlearadyStartedOnce = true;
+			if (Timer != null)
+			{
+				Timer.Dispose();
+			}
+		}
+
+		public void CreateRenderSurface(SwapChainPanel panel, bool isPreview)
+		{// Need to convert C# object into C++. Warning to memory leak
+			IntPtr oldData;// Used to release memory after assignation
+			ContextInfo c;
+
+			if (panel != null)
+			{
+				c.window = Marshal.GetIUnknownForObject(panel);
+			}
+			else
+			{
+				c.window = IntPtr.Zero;
+			}
+			c.functions = IntPtr.Zero;
+
+			IntPtr pnt = Marshal.AllocHGlobal(Marshal.SizeOf(c));
+			Marshal.StructureToPtr(c, pnt, false);
+
+			if (isPreview)
+			{
+				oldData = CoreService.Core.NativePreviewWindowId;
+				CoreService.Core.NativePreviewWindowId = pnt;
+				if (AlearadyStartedOncePreview)
+				{
+					CleanMemory(oldData);
+				}
+				AlearadyStartedOncePreview = true;
+			}
+			else
+			{
+				if (CoreService.Core.CurrentCall != null)
+				{
+					oldData = CoreService.Core.CurrentCall.NativeVideoWindowId;
+					CoreService.Core.CurrentCall.NativeVideoWindowId = pnt;
+					if (AlearadyStartedOnce)
+					{
+						CleanMemory(oldData);
+					}
+					AlearadyStartedOnce = true;
+				}
+			}
+		}
+
+		private void CleanMemory(IntPtr context)
+		{
+			if (context != IntPtr.Zero)
+				Marshal.FreeHGlobal(context);
+		}
+	}
+}

cs/03_incoming_call/Views/CallsPage.xaml

@@ -0,0 +1,58 @@
+<Page
+    x:Class="_03_incoming_call.Views.CallsPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_03_incoming_call"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+	<Grid >
+		<StackPanel Grid.Row="0" VerticalAlignment="Center">
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="10">
+				<TextBlock x:Name="HelloText" Text="Hello "/>
+				<TextBlock Text="You are now on the Outgoing calls Page !"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="10">
+				<TextBlock Text="URI to call : "/>
+				<TextBox x:Name="UriToCall" Width="350"  MinWidth="350" MaxWidth="350" Text="sip:anthony.gauchy@sip.linphone.org"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="5">
+				<Button x:Name="CallButton" Content="Call" Click="CallClick"/>
+				<Button x:Name="LogOut" Content="Logout" Click="LogOutClick"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="10">
+				<TextBlock x:Name="CallText" Text="You're call state is : Idle"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="10">
+				<Button x:Name="HangOut" Content="Hang out" Click="HangOutClick" IsEnabled="False"/>
+				<Button x:Name="Sound" Content="Switch off Sound" Click="SoundClick" IsEnabled="False"/>
+				<Button x:Name="Camera" Content="Switch on Camera" Click="CameraClick" IsEnabled="False"/>
+				<Button x:Name="Mic" Content="Mute" Click="MicClick" IsEnabled="False"/>
+			</StackPanel>
+
+			<StackPanel x:Name="WebcamsStackPanel" Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center" Visibility="Collapsed" Margin="10">
+				<TextBlock Text="Video : "/>
+				<SwapChainPanel x:Name="VideoSwapChainPanel" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Height="342" Width="608"/>
+				<TextBlock Text="Preview : "/>
+				<SwapChainPanel x:Name="PreviewSwapChainPanel" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Height="171" Width="304"/>
+			</StackPanel>
+
+			<StackPanel x:Name="IncomingCallStackPanel" Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center" Visibility="Collapsed" Margin="100">
+				<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+					<TextBlock Text="You have a call from :"/>
+					<TextBlock x:Name="IncommingCallText" Text=""/>
+				</StackPanel>
+				<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+					<Button x:Name="Answer" Content="Answer" Click="AnswerClick"/>
+					<Button x:Name="Decline" Content="Decline" Click="DeclineClick"/>
+				</StackPanel>
+			</StackPanel>
+		</StackPanel>
+	</Grid>
+</Page>

cs/03_incoming_call/Views/CallsPage.xaml.cs

@@ -0,0 +1,172 @@
+using _03_incoming_call.Service;
+using Linphone;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
+
+namespace _03_incoming_call.Views
+{
+	public sealed partial class CallsPage : Page
+	{
+		private CoreService CoreService { get; } = CoreService.Instance;
+
+		private VideoService VideoService { get; } = VideoService.Instance;
+
+		public CallsPage()
+		{
+			this.InitializeComponent();
+
+			HelloText.Text += CoreService.Core.DefaultProxyConfig.FindAuthInfo().Username;
+
+			CoreService.AddOnCallStateChangedDelegate(OnCallStateChanged);
+		}
+
+		protected override void OnNavigatedFrom(NavigationEventArgs e)
+		{
+			VideoService.StopVideoStream();
+		}
+
+		private void CallClick(object sender, RoutedEventArgs e)
+		{
+			CoreService.Call(UriToCall.Text);
+		}
+
+		private void LogOutClick(object sender, RoutedEventArgs e)
+		{
+			if (LogOut.IsEnabled)
+			{
+				IsEnabled = false;
+				CoreService.Core.TerminateAllCalls();
+				CoreService.LogOut();
+
+				this.Frame.Navigate(typeof(LoginPage));
+			}
+		}
+
+		private void HangOutClick(object sender, RoutedEventArgs e)
+		{
+			CoreService.Core.TerminateAllCalls();
+		}
+
+		private void SoundClick(object sender, RoutedEventArgs e)
+		{
+			if (CoreService.SpeakerMutedSwitch())
+			{
+				Sound.Content = "Switch on Sound";
+			}
+			else
+			{
+				Sound.Content = "Switch off Sound";
+			}
+		}
+
+		private async void CameraClick(object sender, RoutedEventArgs e)
+		{
+			await CoreService.CameraEnabledSwitchAsync();
+			Camera.Content = "Waiting for accept ...";
+			Camera.IsEnabled = false;
+		}
+
+		private void MicClick(object sender, RoutedEventArgs e)
+		{
+			if (CoreService.MicEnabledSwitch())
+			{
+				Mic.Content = "Mute";
+			}
+			else
+			{
+				Mic.Content = "Unmute";
+			}
+		}
+
+		private void AnswerClick(object sender, RoutedEventArgs e)
+		{
+			CoreService.AcceptIncomingCall();
+		}
+
+		private void DeclineClick(object sender, RoutedEventArgs e)
+		{
+			CoreService.DeclineIncomingCall();
+		}
+
+		private void OnCallStateChanged(Core core, Call call, CallState state, string message)
+		{
+			CallText.Text = "You're call state is : " + state.ToString();
+			switch (state)
+			{
+				case CallState.IncomingReceived:
+					IncomingCallStackPanel.Visibility = Visibility.Visible;
+					IncommingCallText.Text = " " + call.RemoteAddress.AsString();
+					break;
+				case CallState.OutgoingInit:
+				case CallState.OutgoingProgress:
+				case CallState.OutgoingRinging:
+
+					HangOut.IsEnabled = true;
+					break;
+
+				case CallState.StreamsRunning:
+				case CallState.UpdatedByRemote:
+
+					CallInProgressGuiUpdates();
+					if (call.CurrentParams.VideoEnabled)
+					{
+						StartVideoAndUpdateGui();
+					}
+					else
+					{
+						StopVideoAndUpdateGui();
+					}
+					break;
+
+				case CallState.Error:
+				case CallState.End:
+				case CallState.Released:
+
+					EndingCallGuiUpdates();
+					VideoService.StopVideoStream();
+					break;
+			}
+		}
+
+		private void StopVideoAndUpdateGui()
+		{
+			Camera.Content = "Switch on Camera";
+			Camera.IsEnabled = true;
+			WebcamsStackPanel.Visibility = Visibility.Collapsed;
+			VideoService.StopVideoStream();
+		}
+
+		private void StartVideoAndUpdateGui()
+		{
+			VideoService.StartVideoStream(VideoSwapChainPanel, PreviewSwapChainPanel, Dispatcher);
+			WebcamsStackPanel.Visibility = Visibility.Visible;
+			Camera.Content = "Switch off Camera";
+			Camera.IsEnabled = true;
+		}
+
+		private void EndingCallGuiUpdates()
+		{
+			IncomingCallStackPanel.Visibility = Visibility.Collapsed;
+			CallButton.IsEnabled = true;
+			HangOut.IsEnabled = false;
+			Sound.IsEnabled = false;
+			Camera.IsEnabled = false;
+			Mic.IsEnabled = false;
+			WebcamsStackPanel.Visibility = Visibility.Collapsed;
+			Camera.Content = "Switch on Camera";
+			Mic.Content = "Mute";
+			Sound.Content = "Switch off Sound";
+		}
+
+		private void CallInProgressGuiUpdates()
+		{
+			IncomingCallStackPanel.Visibility = Visibility.Collapsed;
+			CallButton.IsEnabled = false;
+			HangOut.IsEnabled = true;
+			Sound.IsEnabled = true;
+			Camera.IsEnabled = true;
+			Mic.IsEnabled = true;
+		}
+	}
+}

cs/03_incoming_call/Views/LoginPage.xaml

@@ -0,0 +1,32 @@
+<Page
+    x:Class="_03_incoming_call.Views.LoginPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:_03_incoming_call"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+
+	<Grid KeyUp="GridKeyUp">
+		<StackPanel Grid.Row="0" VerticalAlignment="Center" >
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock Text="Identity :"/>
+				<TextBox x:Name="Identity" Width="350"  MinWidth="350" MaxWidth="350" Text="sip:anthony.test@sip.linphone.org"></TextBox>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<TextBlock Text="Password :"/>
+				<PasswordBox x:Name="Password" Width="350"  MinWidth="350" MaxWidth="350" PlaceholderText="myPasswd"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+				<Button x:Name="LogIn" Content="Login" Click="LogInClick"/>
+			</StackPanel>
+
+			<StackPanel Orientation="Vertical">
+				<TextBlock x:Name="RegistrationText" HorizontalAlignment="Center" VerticalAlignment="Center"/>
+			</StackPanel>
+		</StackPanel>
+	</Grid>
+</Page>

cs/03_incoming_call/Views/LoginPage.xaml.cs

@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2010-2020 Belledonne Communications SARL.
+ *
+ * This file is part of mediastreamer2.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using _03_incoming_call.Service;
+using Linphone;
+using Windows.System;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Input;
+using Windows.UI.Xaml.Navigation;
+
+
+namespace _03_incoming_call.Views
+{
+	/// <summary>
+	/// A really simple app for a first Login with LinphoneSDK x UWP
+	/// </summary>
+	public sealed partial class LoginPage : Page
+	{
+		private CoreService CoreService { get; } = CoreService.Instance;
+
+		public LoginPage()
+		{
+			this.InitializeComponent();
+
+			CoreService.AddOnRegistrationStateChangedDelegate(OnRegistrationStateChanged);
+		}
+
+
+
+		/// <summary>
+		/// Called when you click on the "Login" button.
+		/// </summary>
+		private void LogInClick(object sender, RoutedEventArgs e)
+		{
+			if (LogIn.IsEnabled)
+			{
+				LogIn.IsEnabled = false;
+
+				CoreService.LogIn(Identity.Text, Password.Password);
+			}
+		}
+
+		/// <summary>
+		/// Called when a key is pressed and released on the login page.
+		/// If you pressed "Enter", simulate a login click.
+		/// </summary>
+		void GridKeyUp(object sender, KeyRoutedEventArgs e)
+		{
+			if (VirtualKey.Enter.Equals(e.Key))
+			{
+				LogInClick(null, null);
+			}
+		}
+
+		/// <summary>
+		/// This method is called every time the RegistrationState is updated by background core's actions.
+		/// In this example we use this to update the GUI.
+		/// </summary>
+		private void OnRegistrationStateChanged(Core core, ProxyConfig proxyConfig, RegistrationState state, string message)
+		{
+			RegistrationText.Text = "You're registration state is : " + state.ToString();
+			switch (state)
+			{
+				case RegistrationState.Cleared:
+				case RegistrationState.None:
+					CoreService.ClearCoreAfterLogOut();
+					LogIn.IsEnabled = true;
+					break;
+				case RegistrationState.Ok:
+					LogIn.IsEnabled = false;
+					this.Frame.Navigate(typeof(CallsPage));
+					break;
+				case RegistrationState.Progress:
+					LogIn.IsEnabled = false;
+					break;
+				case RegistrationState.Failed:
+					LogIn.IsEnabled = true;
+					break;
+				default:
+					break;
+			}
+		}
+	}
+}

cs/TutorialsCS.sln

@@ -0,0 +1,129 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30804.86
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "00_hello_world", "00_hello_world\00_hello_world.csproj", "{4EDDB112-127A-42C3-81BE-5BA16151E67F}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "01_login", "01_login\01_login.csproj", "{E275B25F-D5C2-495C-9B6E-9B90C3617E98}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "02_outgoing_call", "02_outgoing_call\02_outgoing_call.csproj", "{63E0D306-E3A3-49A2-8CD6-ADF2A91127BA}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "03_incoming_call", "03_incoming_call\03_incoming_call.csproj", "{8C3B09A6-CD10-4F83-8EF1-6BF2002C6339}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|ARM = Debug|ARM
+		Debug|ARM64 = Debug|ARM64
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|ARM = Release|ARM
+		Release|ARM64 = Release|ARM64
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|ARM.ActiveCfg = Debug|ARM
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|ARM.Build.0 = Debug|ARM
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|ARM.Deploy.0 = Debug|ARM
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|ARM64.Build.0 = Debug|ARM64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|ARM64.Deploy.0 = Debug|ARM64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|x64.ActiveCfg = Debug|x64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|x64.Build.0 = Debug|x64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|x64.Deploy.0 = Debug|x64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|x86.ActiveCfg = Debug|x86
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|x86.Build.0 = Debug|x86
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Debug|x86.Deploy.0 = Debug|x86
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|ARM.ActiveCfg = Release|ARM
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|ARM.Build.0 = Release|ARM
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|ARM.Deploy.0 = Release|ARM
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|ARM64.ActiveCfg = Release|ARM64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|ARM64.Build.0 = Release|ARM64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|ARM64.Deploy.0 = Release|ARM64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|x64.ActiveCfg = Release|x64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|x64.Build.0 = Release|x64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|x64.Deploy.0 = Release|x64
+		{4EDDB112-127A-42C3-81BE-5BA16151E67F}.Release|x86.ActiveCfg = Release|x86
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