<?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/desktop/windows10/6"
           xmlns="http://schemas.microsoft.com/appx/manifest/desktop/windows10/6"
           xmlns:t="http://schemas.microsoft.com/appx/manifest/types"
           xmlns:f="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
           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/windows10/10"/>

  <xs:element name="Extension" substitutionGroup="f:ExtensionChoice">
    <xs:complexType>
      <xs:choice minOccurs="0">
        <xs:element name="Service" type="CT_Service"/>
        <xs:element name="MutablePackageDirectories" type="CT_MutablePackageDirectories"/>
        <xs:element name="CustomInstall" type="CT_CustomInstall"/>
      </xs:choice>
      <xs:attribute name="Category" type="t:ST_ExtensionCategory_Desktop6" use="required"/>
      <xs:attributeGroup ref="t:ExtensionBaseAttributes"/>
      <xs:attributeGroup ref="uap10:TrustLevelGroup"/>
    </xs:complexType>
  </xs:element>

  <xs:complexType name="CT_Service">
    <xs:all minOccurs="0">
      <xs:element name="Dependencies" type="CT_Dependencies" minOccurs="0"/>
      <xs:element name="TriggerEvents" type="CT_TriggerEvents" minOccurs="0"/>
    </xs:all>
    <xs:attribute name="Name" type="ST_ServiceName" use="required"/>
    <xs:attribute name="StartupType" type="ST_StartupType" use="required"/>
    <xs:attribute name="StartAccount" type="ST_StartAccount" use="required"/>
    <xs:attribute name="Arguments" type="t:ST_NonEmptyString"/>
  </xs:complexType>

  <xs:simpleType name="ST_ServiceName">
    <xs:restriction base="t:ST_NonEmptyString">
      <xs:pattern value="[^/\\\x01-\x1f]+"/>
      <xs:maxLength value="256"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_Dependencies">
    <xs:sequence minOccurs="1" maxOccurs="10000">
      <xs:element name="DependentService" type="CT_DependentService"/>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="CT_DependentService">
    <xs:attribute name="Name" type="ST_ServiceName" use="required"/>
  </xs:complexType>

  <xs:simpleType name="ST_StartAccount">
    <xs:restriction base="xs:string">
      <xs:enumeration value="localSystem"/>
      <xs:enumeration value="localService"/>
      <xs:enumeration value="networkService"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:simpleType name="ST_StartupType">
    <xs:restriction base="xs:string">
      <xs:enumeration value="auto"/>
      <xs:enumeration value="manual"/>
      <xs:enumeration value="disabled"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_TriggerEvents">
    <xs:sequence minOccurs="0" maxOccurs="10000">
      <xs:element name="TriggerCustom" minOccurs="0" maxOccurs="10000">
        <xs:complexType>
          <xs:choice minOccurs="1" maxOccurs="10000">
            <xs:element name="StringData" type="CT_StringData"/>
            <xs:element name="BinaryData" type="CT_BinaryData"/>
            <xs:element name="LevelData" type="CT_ValueByte"/>
            <xs:element name="KeywordAnyData" type="CT_ValueDword64"/>
            <xs:element name="KeywordAllData" type="CT_ValueDword64"/>
          </xs:choice>
          <xs:attribute name="Action" type="ST_ActionTrigger" use="required"/>
          <xs:attribute name="Subtype" type="t:ST_GUID" use="required"/>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="CT_StringData">
    <xs:sequence minOccurs="1" maxOccurs="10000">
      <xs:element name="DataItem">
        <xs:complexType>
          <xs:attribute name="Value" type="t:ST_NonEmptyString" use="required"/>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="CT_BinaryData">
    <xs:attribute name="File" type="t:ST_FileName" use="required"/>
  </xs:complexType>

  <xs:complexType name="CT_ValueByte">
   <xs:attribute name="Value" type="xs:unsignedByte" use="required"/>
  </xs:complexType>
  
  <xs:complexType name="CT_ValueDword64">
   <xs:attribute name="Value" type="xs:unsignedLong" use="required"/>
  </xs:complexType>

  <xs:simpleType name="ST_ActionTrigger">
    <xs:restriction base="xs:string">
      <xs:enumeration value="ActionStart"/>
      <xs:enumeration value="ActionStop"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_MutablePackageDirectories">
    <xs:sequence minOccurs="1">
      <xs:element name="MutablePackageDirectory" maxOccurs="1" >
        <xs:complexType>
            <xs:attribute name="Target" type="t:ST_FileNameSegment" use="required"/>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
  </xs:complexType>

  <xs:element name="RegistryWriteVirtualization" type="ST_VirtualizationState" />
  <xs:element name="FileSystemWriteVirtualization" type="ST_VirtualizationState" />

  <xs:simpleType name="ST_VirtualizationState">
    <xs:restriction base="xs:string">
      <xs:enumeration value="enabled"/>
      <xs:enumeration value="disabled"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_CustomInstall">
    <xs:all>

      <xs:element name="InstallActions" minOccurs="0" maxOccurs="1" >
        <xs:complexType>
          <xs:sequence minOccurs="0" maxOccurs="100">
            <xs:element name="InstallAction" minOccurs="0" type="CT_CustomInstallAction" />
          </xs:sequence>
        </xs:complexType>
      </xs:element>

      <xs:element name="RepairActions" minOccurs="0" maxOccurs="1" >
        <xs:complexType>
          <xs:sequence minOccurs="0" maxOccurs="100">
            <xs:element name="RepairAction" minOccurs="0" type="CT_CustomInstallAction" />
          </xs:sequence>
        </xs:complexType>
      </xs:element>

      <xs:element name="UninstallActions" minOccurs="0" maxOccurs="1" >
        <xs:complexType>
          <xs:sequence minOccurs="0" maxOccurs="100">
            <xs:element name="UninstallAction" minOccurs="0" type="CT_CustomInstallAction" />
          </xs:sequence>
        </xs:complexType>
      </xs:element>

    </xs:all>
    <xs:attribute name="Folder" type="t:ST_FileName" use="required" />
  </xs:complexType>

   <xs:complexType name="CT_CustomInstallAction">
     <xs:attribute name="File" type="t:ST_FileName" use="required"/>
     <xs:attribute name="Name" type="t:ST_NonEmptyString" use="required"/>
     <xs:attribute name="Arguments" type="t:ST_NonEmptyString" />
   </xs:complexType>

</xs:schema>