<?xml version="1.0" encoding="utf-8"?>
<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified"
           xmlns:xs="http://www.w3.org/2001/XMLSchema"
           targetNamespace="http://schemas.microsoft.com/appx/manifest/uap/windows10/4"
           xmlns="http://schemas.microsoft.com/appx/manifest/uap/windows10/4"
           xmlns:t="http://schemas.microsoft.com/appx/manifest/types"
           xmlns:f="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
           xmlns:uap3="http://schemas.microsoft.com/appx/manifest/uap/windows10/3"
           xmlns:wincap3="http://schemas.microsoft.com/appx/manifest/foundation/windows10/windowscapabilities/3"
           xmlns:uap4="http://schemas.microsoft.com/appx/manifest/uap/windows10/4"
           xmlns:uap5="http://schemas.microsoft.com/appx/manifest/uap/windows10/5"
           xmlns:uap6="http://schemas.microsoft.com/appx/manifest/uap/windows10/6"
           xmlns:uap8="http://schemas.microsoft.com/appx/manifest/uap/windows10/8"
           xmlns:uap10="http://schemas.microsoft.com/appx/manifest/uap/windows10/10"
           >

  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/types"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/foundation/windows10"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/uap/windows10/3"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/foundation/windows10/windowscapabilities/3"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/uap/windows10/5"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/uap/windows10/6"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/uap/windows10/8"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/uap/windows10/10"/>

  <xs:element name="MainPackageDependency" substitutionGroup="f:MainPackageDependencyChoice2">
    <xs:complexType>
      <xs:attribute name="Name" type="t:ST_PackageName" use="required"/>
      <xs:attribute name="Publisher" type="t:ST_Publisher_2010_v2" use="optional"/>
    </xs:complexType>
  </xs:element>

  <xs:element name="KindMap">
    <xs:complexType>
      <xs:sequence>
        <xs:element name="Kind" maxOccurs="100">
          <xs:complexType>
            <xs:attribute name="Value" type="ST_KindValue" use="required"/>
          </xs:complexType>
        </xs:element>
      </xs:sequence>
    </xs:complexType>
    <xs:unique name="Kind_Value">
      <xs:selector xpath="uap4:Kind"/>
      <xs:field xpath="@Value"/>
    </xs:unique>
  </xs:element>

  <xs:simpleType name="ST_KindValue">
    <xs:restriction base="xs:string">
      <xs:enumeration value="searchfolder"/>
      <xs:enumeration value="webhistory"/>
      <xs:enumeration value="folder"/>
      <xs:enumeration value="feed"/>
      <xs:enumeration value="communication"/>
      <xs:enumeration value="program"/>
      <xs:enumeration value="document"/>
      <xs:enumeration value="calendar"/>
      <xs:enumeration value="game"/>
      <xs:enumeration value="link"/>
      <xs:enumeration value="video"/>
      <xs:enumeration value="contact"/>
      <xs:enumeration value="email"/>
      <xs:enumeration value="task"/>
      <xs:enumeration value="journal"/>
      <xs:enumeration value="note"/>
      <xs:enumeration value="instantmessage"/>
      <xs:enumeration value="unknown"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:attributeGroup name="ShellNewAttributes">
    <xs:attribute name="ShellNewFileName" type="t:ST_FileName" form="qualified" use="optional"/>
    <xs:attribute name="ShellNewDisplayName" type="t:ST_DisplayName" form="qualified" use="optional"/>
  </xs:attributeGroup>

  <xs:attribute name="SupportsMultipleInstances" type="xs:boolean"/>

  <xs:element name="Extension" substitutionGroup="f:ApplicationExtensionChoice">
    <xs:complexType>
      <xs:choice minOccurs="0">
        <xs:element name="SharedFonts" type="CT_SharedFonts"/>
        <xs:element name="UserDataTaskDataProvider" type="uap3:CT_UserDataProvider"/>
        <xs:element name="MediaCodec" type="CT_MediaCodec"/>
        <xs:element name="ContactPanel" type="CT_ContactPanel"/>
        <xs:element name="LoopbackAccessRules" type="CT_LoopbackAccessRules"/>
        <xs:element name="DevicePortalProvider" type="CT_DevicePortalProvider"/>
      </xs:choice>
      <xs:attribute name="Category" type="t:ST_ApplicationExtensionCategory_Uap4" use="required"/>
      <xs:attributeGroup ref="t:ExtensionBaseAttributes"/>
      <xs:attributeGroup ref="uap10:TrustLevelGroup"/>
    </xs:complexType>
    <xs:unique name="SharedFonts_File">
      <xs:selector xpath="uap4:SharedFonts/uap4:Font"/>
      <xs:field xpath="@File"/>
    </xs:unique>
  </xs:element>

  <xs:complexType name="CT_SharedFonts">
    <xs:sequence>
      <xs:element name="Font" minOccurs="1" maxOccurs="unbounded">
        <xs:complexType>
          <xs:attribute name="File" type="t:ST_FileName" use="required"/>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
  </xs:complexType>

  <xs:element name="Capability" substitutionGroup="f:CapabilityChoice">
    <xs:complexType>
      <xs:attribute name="Name" type="t:ST_Capability_Uap_4" use="required"/>
    </xs:complexType>
  </xs:element>

  <xs:element name="CustomCapability" substitutionGroup="f:CustomCapabilityChoice">
    <xs:complexType>
      <xs:attribute name="Name" type="ST_CustomCapability" use="required"/>
    </xs:complexType>
  </xs:element>

  <xs:simpleType name="ST_CustomCapability">
    <xs:restriction base="t:ST_NonEmptyString">
      <!-- The format is company.capabilitynamefromstore_publisherId -->
      <xs:pattern value="[A-Za-z0-9][-_.A-Za-z0-9]*_[a-hjkmnp-z0-9]{13}"/>
      <xs:minLength value="15"/>
      <xs:maxLength value="255"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_MediaCodec">
    <xs:all>
      <xs:element name="MediaEncodingProperties">
        <xs:complexType>
          <xs:all>
            <xs:element name="InputTypes">
              <xs:complexType>
                <xs:sequence>
                  <xs:element name="InputType" type="CT_MediaCodecInput" minOccurs="1" maxOccurs="1000"/>
                </xs:sequence>
              </xs:complexType>
            </xs:element>
            <xs:element name="OutputTypes">
              <xs:complexType>
                <xs:sequence>
                  <xs:element name="OutputType" type="CT_MediaCodecOutput" minOccurs="1" maxOccurs="1000"/>
                </xs:sequence>
              </xs:complexType>
            </xs:element>
          </xs:all>
        </xs:complexType>
      </xs:element>
    </xs:all>
    <xs:attribute name="DisplayName" type="t:ST_DisplayName" use="required"/>
    <xs:attribute name="Description" type="t:ST_Description" use="required"/>
    <xs:attribute name="Category" type="ST_MediaCodecCategory" use="required"/>
    <xs:attribute name="AppServiceName" type="t:ST_AppServiceName" use="optional"/>
    <xs:attributeGroup ref="wincap3:InprocMediaCodecAttributes"/>
  </xs:complexType>

  <xs:simpleType name="ST_MediaCodecCategory">
    <xs:restriction base="xs:string">
      <xs:enumeration value="audioDecoder"/>
      <xs:enumeration value="audioEncoder"/>
      <xs:enumeration value="videoDecoder"/>
      <xs:enumeration value="videoEncoder"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_MediaCodecInput">
    <xs:attribute name="SubType" type="t:ST_MediaCodecSubType" use="required" />
    <xs:attribute ref="uap5:MkvCodecId" use="optional" />
    <xs:attribute ref="uap6:CodecMimeType" use="optional"/>
  </xs:complexType>

  <xs:complexType name="CT_MediaCodecOutput">
    <xs:attribute name="SubType" type="t:ST_MediaCodecSubType" use="required" />
  </xs:complexType>

  <xs:complexType name="CT_ContactPanel">
    <xs:attribute name="SupportsUnknownContacts" type="xs:boolean"/>
  </xs:complexType>

  <xs:complexType name="CT_LoopbackAccessRules">
    <xs:sequence>
      <xs:element name="Rule" minOccurs="0" maxOccurs="1000">
        <xs:complexType>
          <xs:attribute name="Direction" type="ST_LoopbackAccessDirection" use="required"/>
          <xs:attribute name="PackageFamilyName" type="t:ST_NonEmptyString" use="required"/>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
  </xs:complexType>

  <xs:simpleType name="ST_LoopbackAccessDirection">
    <xs:restriction base="xs:string">
      <xs:enumeration value="in"/>
      <xs:enumeration value="out"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_DevicePortalProvider">
    <xs:all>
      <xs:element ref="uap8:Tools" minOccurs="0" />
      <xs:element ref="uap8:Workspaces" minOccurs="0"/>
    </xs:all>
    <xs:attribute name="DisplayName" type="t:ST_DisplayName" use="required"/>
    <xs:attribute name="AppServiceName" type="t:ST_AppServiceName" use="required"/>
    <xs:attribute name="ContentRoute" type="t:ST_NonEmptyString" use="optional"/>
    <xs:attribute name="HandlerRoute" type="t:ST_NonEmptyString" use="optional"/>
  </xs:complexType>
 
</xs:schema>