<?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/windows10/3"
           xmlns="http://schemas.microsoft.com/appx/manifest/desktop/windows10/3"
           xmlns:t="http://schemas.microsoft.com/appx/manifest/types"
           xmlns:f="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
           xmlns:desktop3="http://schemas.microsoft.com/appx/manifest/desktop/windows10/3"
           xmlns:desktop4="http://schemas.microsoft.com/appx/manifest/desktop/windows10/4"
           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/desktop/windows10/4"/>
  <xs:import namespace="http://schemas.microsoft.com/appx/manifest/uap/windows10/10"/>

  <xs:element name="Extension" substitutionGroup="f:ApplicationExtensionChoice">
    <xs:complexType>
      <xs:choice minOccurs="0">
        <xs:element name="CloudFiles" type="CT_CloudFiles"/>
        <xs:element name="AutoPlayHandler" type="CT_AutoPlayHandler"/>
      </xs:choice>
      <xs:attribute name="Category" type="t:ST_ApplicationExtensionCategory_Desktop3" use="required"/>
      <xs:attributeGroup ref="t:ExtensionBaseAttributes"/>
      <xs:attributeGroup ref="uap10:TrustLevelGroup"/>
    </xs:complexType>
  </xs:element>

  <xs:complexType name="CT_CloudFiles">
    <xs:all minOccurs="0">
      <xs:element name="CustomStateHandler" type="CT_CloudFilesHandler" />
      <xs:element name="ThumbnailProviderHandler" type="CT_CloudFilesHandler" />
      <xs:element name="ExtendedPropertyHandler" type="CT_CloudFilesHandler" />
      <xs:element name="BannersHandler" type="CT_CloudFilesHandler" />
      <xs:element ref="desktop4:ContentUriSource" minOccurs="0"/>
      <xs:element name="CloudFilesContextMenus" type="CT_CloudFilesContextMenus" />
      <xs:element ref="desktop4:DesktopIconOverlayHandlers" minOccurs="0"/>
    </xs:all>
    <xs:attribute name="IconResource" type="t:ST_ImageFile"/>
  </xs:complexType>

  <xs:complexType name="CT_CloudFilesHandler">
    <xs:attribute name="Clsid" type="t:ST_GUID"/>
  </xs:complexType>

  <xs:complexType name="CT_CloudFilesContextMenus">
    <xs:sequence minOccurs="0">
      <xs:element name="Verb" maxOccurs="10000">
        <xs:complexType>
          <xs:attribute name="Id" type="ST_CloudFilesContextMenusVerbId" use="required" />
          <xs:attribute name="Clsid" type="t:ST_GUID"/>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
  </xs:complexType>

  <xs:simpleType name="ST_CloudFilesContextMenusVerbId">
    <xs:restriction base="t:ST_NonEmptyString">
      <xs:minLength value="3"/>
      <xs:maxLength value="64"/>
      <xs:pattern value="([A-Za-z0-9]*)"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:complexType name="CT_AutoPlayHandler">
    <xs:sequence minOccurs="0" maxOccurs="1000">
      <xs:element name="InvokeAction">
        <xs:complexType>
          <xs:choice minOccurs="0" maxOccurs="1000">
            <xs:element name="Content" type="CT_Content"/>
            <xs:element name="Device" type="CT_Device"/>
          </xs:choice>
          <xs:attribute name="ActionDisplayName" type="t:ST_DisplayName" use="required"/>
          <xs:attribute name="ProviderDisplayName" type="t:ST_DisplayName" use="required"/>
          <xs:attribute name="DefaultIcon" type="t:ST_FileName"/>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
  </xs:complexType>

  <xs:complexType name="CT_Content">
    <xs:attribute name="ContentEvent" type="t:ST_AutoPlayEvent" use="required"/>
    <xs:attribute name="Verb" type="t:ST_AutoPlayVerb" use="required"/>
    <xs:attribute name="DropTargetHandler" type="t:ST_GUID"/>
    <xs:attribute name="Parameters" type="t:ST_NonEmptyString"/>
  </xs:complexType>

  <xs:complexType name="CT_Device">
    <xs:attribute name="DeviceEvent" type="t:ST_AutoPlayEvent" use="required"/>
    <xs:attribute name="HWEventHandler" type="t:ST_GUID" use="required"/>
    <xs:attribute name="InitCmdLine" type="t:ST_NonEmptyString"/>
  </xs:complexType>

  <xs:element name="PropertyLists">
    <xs:complexType>
      <xs:sequence minOccurs="0" maxOccurs="2">
        <xs:element name="PropertyList">
          <xs:complexType>
            <xs:attribute name="Property" type="ST_Property" use="required"/>
            <xs:attribute name="Value" type="t:ST_NonEmptyString" use="required"/>
          </xs:complexType>
        </xs:element>
      </xs:sequence>
    </xs:complexType>
    <xs:unique name="PropertyList_Property">
      <xs:selector xpath="desktop3:PropertyList"/>
      <xs:field xpath="@Property"/>
    </xs:unique>
  </xs:element>

  <xs:simpleType name="ST_Property">
    <xs:restriction base="xs:string">
      <xs:enumeration value="fullDetails"/>
      <xs:enumeration value="previewDetails"/>
    </xs:restriction>
  </xs:simpleType>
</xs:schema>