Updated min and target SDKs and removed redundant conditional execution paths. (#3478)

Also, removed any WinJS reference.

## Fixes #3440

## PR Type
What kind of change does this PR introduce?
<!-- Please uncomment one or more that apply to this PR. -->

- Build or CI related changes

## What is the current behavior?
Target SDK = 18362
Min SDK = 16299

## What is the new behavior?
Target SDK = 19041
Min SDK = 17763

## PR Checklist

Please check if your PR fulfills the following requirements:

- [X] Tested code with current [supported SDKs](../readme.md#supported)
- [ ] Pull Request has been submitted to the documentation repository [instructions](..\contributing.md#docs). Link: <!-- docs PR link -->
- [X] Sample in sample app has been added / updated (for bug fixes / features)
    - [ ] Icon has been created (if new sample) following the [Thumbnail Style Guide and templates](https://github.com/windows-toolkit/WindowsCommunityToolkit-design-assets)
- [ ] Tests for the changes have been added (for bug fixes / features) (if applicable)
- [X] Header has been added to all new source files (run *build/UpdateHeaders.bat*)
- [ ] Contains **NO** breaking changes

This PR does have breaking changes, as expected by #3062.

Author: msftbot[bot]

Directory.Build.props

@@ -14,8 +14,8 @@
     <IsTestProject>$(MSBuildProjectName.Contains('Test'))</IsTestProject>
     <IsUwpProject Condition="'$(IsDesignProject)' != 'true'">$(MSBuildProjectName.Contains('Uwp'))</IsUwpProject>
     <IsSampleProject>$(MSBuildProjectName.Contains('Sample'))</IsSampleProject>
-    <DefaultTargetPlatformVersion>18362</DefaultTargetPlatformVersion>
-    <DefaultTargetPlatformMinVersion>16299</DefaultTargetPlatformMinVersion>
+    <DefaultTargetPlatformVersion>19041</DefaultTargetPlatformVersion>
+    <DefaultTargetPlatformMinVersion>17763</DefaultTargetPlatformMinVersion>
     <PackageOutputPath>$(MSBuildThisFileDirectory)bin\nupkg</PackageOutputPath>
   </PropertyGroup>
 

Directory.Build.targets

@@ -1,6 +1,6 @@
 <Project>
   <Choose>
-    <When Condition="'$(TargetFramework)' == 'uap10.0' or '$(TargetFramework)' == 'uap10.0.16299' or '$(TargetFramework)' == 'native' or '$(TargetFramework)' == 'net461'">
+    <When Condition="'$(TargetFramework)' == 'uap10.0' or '$(TargetFramework)' == 'uap10.0.17763' or '$(TargetFramework)' == 'native' or '$(TargetFramework)' == 'net461'">
       <!-- UAP versions for uap10.0 where TPMV isn't implied -->
       <PropertyGroup>
         <TargetPlatformVersion>10.0.$(DefaultTargetPlatformVersion).0</TargetPlatformVersion>
@@ -15,9 +15,6 @@
         <SDKReference Condition="'$(UseWindowsDesktopSdk)' == 'true' " Include="WindowsDesktop, Version=$(TargetPlatformVersion)">
           <Name>Windows Desktop Extensions for the UWP</Name>
         </SDKReference>
-        <SDKReference Condition="'$(UseWindowsMobileSdk)' == 'true' " Include="WindowsMobile, Version=$(TargetPlatformVersion)">
-          <Name>Windows Mobile Extensions for the UWP</Name>
-        </SDKReference>
       </ItemGroup>
     </When>
   </Choose>

GazeInputTest/GazeInputTest.csproj

@@ -11,7 +11,7 @@
     <AssemblyName>GazeInputTest</AssemblyName>
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
-    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.18362.0</TargetPlatformVersion>
+    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.19041.0</TargetPlatformVersion>
     <TargetPlatformMinVersion>10.0.17134.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>

Microsoft.Toolkit.Services/Microsoft.Toolkit.Services.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFrameworks>uap10.0.16299;netstandard2.0;NET462</TargetFrameworks>
+    <TargetFrameworks>uap10.0.17763;netstandard2.0;NET462</TargetFrameworks>
     <Title>Windows Community Toolkit .NET Standard Services</Title>
     <Description>
       This .NET standard library enables access to different data sources such as Microsoft Graph, OneDrive, Twitter, Microsoft Translator, and LinkedIn. It is part of the Windows Community Toolkit.
@@ -12,7 +12,7 @@
     <DeterministicSourcePaths Condition="'$(EnableSourceLink)' == ''">false</DeterministicSourcePaths>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(TargetFramework)' == 'uap10.0.16299'">
+  <PropertyGroup Condition="'$(TargetFramework)' == 'uap10.0.17763'">
     <DefineConstants Condition="'$(DisableImplicitFrameworkDefines)' != 'true'">$(DefineConstants);WINRT</DefineConstants>
   </PropertyGroup>
 
@@ -31,7 +31,7 @@
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)'=='uap10.0.16299'">
+  <ItemGroup Condition="'$(TargetFramework)'=='uap10.0.17763'">
     <ProjectReference Include="..\Microsoft.Toolkit.Uwp\Microsoft.Toolkit.Uwp.csproj" />
   </ItemGroup>
 
@@ -47,7 +47,7 @@
     <PackageReference Include="Microsoft.Toolkit.Forms.UI.Controls.WebView" Version="[5.0.0-preview.gb86cb1c4cb,)" />
   </ItemGroup>
 
-  <ItemGroup Condition="!('$(TargetFramework)'=='uap10.0.16299')">
+  <ItemGroup Condition="!('$(TargetFramework)'=='uap10.0.17763')">
     <Compile Remove="PlatformSpecific\Uwp\**\*" />
   </ItemGroup>
 </Project>

Microsoft.Toolkit.Uwp.Connectivity/BluetoothLEHelper/BluetoothLEHelper.cs

@@ -12,7 +12,6 @@
 using Windows.Devices.Bluetooth;
 using Windows.Devices.Bluetooth.Advertisement;
 using Windows.Devices.Enumeration;
-using Windows.Foundation.Metadata;
 using Windows.System;
 
 namespace Microsoft.Toolkit.Uwp.Connectivity
@@ -27,11 +26,6 @@ public class BluetoothLEHelper
         /// </summary>
         private const string BluetoothLeDeviceWatcherAqs = "(System.Devices.Aep.ProtocolId:=\"{bb7bb05e-5972-42b5-94fc-76eaa7084d49}\")";
 
-        /// <summary>
-        /// Gets a value indicating whether the Bluetooth LE Helper is supported
-        /// </summary>
-        private static bool? _isBluetoothLESupported = null;
-
         /// <summary>
         /// We need to cache all DeviceInformation objects we get as they may
         /// get updated in the future. The update may make them eligible to be put on
@@ -82,12 +76,6 @@ private BluetoothLEHelper(DispatcherQueue dispatcherQueue = null)
         /// </summary>
         public static BluetoothLEHelper Context { get; } = new BluetoothLEHelper();
 
-        /// <summary>
-        /// Gets a value indicating whether the Bluetooth LE Helper is supported.
-        /// </summary>
-        public static bool IsBluetoothLESupported => (bool)(_isBluetoothLESupported ??
-            (_isBluetoothLESupported = ApiInformation.IsApiContractPresent("Windows.Foundation.UniversalApiContract", 4)));
-
         /// <summary>
         /// Gets the list of available bluetooth devices
         /// </summary>

Microsoft.Toolkit.Uwp.Connectivity/Microsoft.Toolkit.Uwp.Connectivity.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.16299</TargetFramework>
+    <TargetFramework>uap10.0.17763</TargetFramework>
     <Title>Windows Community Toolkit Devices</Title>
     <Description>This library enables easier consumption of connectivity Devices/Peripherals and handle its connection to Windows devices. It contains BluetoothLE and Network connectivity helpers.</Description>
     <PackageTags>UWP Toolkit Windows Devices Bluetooth BluetoothLE BLE Networking</PackageTags>

Microsoft.Toolkit.Uwp.DeveloperTools/Microsoft.Toolkit.Uwp.DeveloperTools.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.16299</TargetFramework>
+    <TargetFramework>uap10.0.17763</TargetFramework>
     <Title>Windows Community Toolkit Developer Tools</Title>
     <Description>This library provides XAML user controls and services to help developers build their app. It is part of the Windows Community Toolkit.
 

Microsoft.Toolkit.Uwp.Input.GazeInteraction/Microsoft.Toolkit.UWP.Input.GazeInteraction.vcxproj

@@ -42,7 +42,7 @@
     <MinimumVisualStudioVersion>14.0</MinimumVisualStudioVersion>
     <AppContainerApplication>true</AppContainerApplication>
     <ApplicationType>Windows Store</ApplicationType>
-    <WindowsTargetPlatformVersion>10.0.17763.0</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0.19041.0</WindowsTargetPlatformVersion>
     <WindowsTargetPlatformMinVersion>10.0.17134.0</WindowsTargetPlatformMinVersion>
     <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
     <ProjectName>Microsoft.Toolkit.Uwp.Input.GazeInteraction</ProjectName>