<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE SystemDefinition [
<!ELEMENT SystemDefinition ( systemModel )>
<!ATTLIST SystemDefinition
  name CDATA #REQUIRED
  schema CDATA #REQUIRED
>
<!-- all paths are relative to the environment variable specified by the root attribute, or SOURCEROOT if not.  -->

<!-- System Model Section of DTD -->
<!ELEMENT systemModel (layer+)>

<!ELEMENT layer (block* | collection*)*>
<!-- Kernel Services, Base Services, OS Services, Etc -->
<!ATTLIST layer
  name CDATA #REQUIRED
  long-name CDATA #IMPLIED
  levels NMTOKENS #IMPLIED
  span CDATA #IMPLIED
>

<!ELEMENT block (subblock* | collection*)*>
 <!-- Generic OS services, Comms Services, etc -->
<!ATTLIST block
  levels NMTOKENS #IMPLIED
  span CDATA #IMPLIED
  level NMTOKEN #IMPLIED
  name CDATA #REQUIRED
  long-name CDATA #IMPLIED
>

<!ELEMENT subblock (collection)*>
<!-- Cellular Baseband Services, Networking Services, etc -->
<!ATTLIST subblock
  name CDATA #REQUIRED
  long-name CDATA #IMPLIED
>

<!ELEMENT collection (component)*>
<!-- Screen Driver, Content Handling, etc -->
<!ATTLIST collection
  name CDATA #REQUIRED
  long-name CDATA #IMPLIED
  level NMTOKEN #IMPLIED
>

<!ELEMENT component (unit)*>
<!-- contains units or is a  package or prebuilt -->
<!ATTLIST component
  name CDATA #REQUIRED
  long-name CDATA #IMPLIED
  deprecated CDATA #IMPLIED
  introduced CDATA #IMPLIED
  contract CDATA #IMPLIED
  plugin (Y|N) "N"
  filter CDATA #IMPLIED
  class NMTOKENS #IMPLIED
  supports CDATA #IMPLIED
  purpose ( optional | mandatory | development ) "optional"
>

<!ELEMENT unit EMPTY >
<!-- must be buildable (bld.inf) -->
<!-- bldFile  may someday be removed in favour of mrp -->
<!ATTLIST unit
  mrp CDATA #IMPLIED
  filter CDATA #IMPLIED
  bldFile CDATA #IMPLIED
  root CDATA #IMPLIED
  version NMTOKEN #IMPLIED
  prebuilt NMTOKEN #IMPLIED
  late (Y|N) #IMPLIED
  priority CDATA #IMPLIED
>
]>
<SystemDefinition name="Symbian^4" schema="2.0.1">
  <systemModel>
    <layer name="app" long-name="Applications" levels="services apps">
      <block name="homescreen" level="apps" long-name="Home Screen Apps" levels="support task ss hs">
        <collection name="homescreen_info" long-name="Home Screen Info" level="support">
          <component name="homescreen_build" long-name="Homescreen Build">
            <!-- break this up properly into components -->
            <unit bldFile="/sf/app/homescreen/."/>
          </component>
        </collection>
        <collection name="homescreen_test" long-name="Home Screen Test" level="support">
          <component name="tsrc_build" long-name="Tsrc Build" filter="test,unit_test">
            <unit bldFile="/sf/app/homescreen/tsrc"/>
          </component>
        </collection>
        <!-- fiill in details with broken up homescreen_build -->
        <collection name="homescreenapp" long-name="Home Screen Application" level="hs">
          <component name="hsutils" long-name="Home Screen Utils" introduced="^4"/>
          <component name="hsdomainmodel" long-name="HS Domain Model" introduced="^4"/>
          <component name="hs_runtimeplugins" long-name="HS Runtime Plugins" introduced="^4" plugin="Y"/>
          <component name="hs_serviceproviders" long-name="HS Service Providers" introduced="^4" plugin="Y"/>
          <component name="hs_stateplugins" long-name="HS State Plugins" introduced="^4" plugin="Y"/>
          <component name="hs_widgetplugins" long-name="HS Widget Plugins" introduced="^4" plugin="Y"/>
          <component name="hsapplication" long-name="Home Screen Application" introduced="^4"/>
          <component name="hshomescreenclientplugin" long-name="Home Screen Client Plugin" introduced="^4" plugin="Y"/>
          <component name="hsmenucontentpublish" long-name="HS Menu Content Publish" introduced="^4"/>
        </collection>
        <collection name="screensaverapp" long-name="Screen Saver Application" level="ss">
          <component name="snsrutils" long-name="Screen Saver Utils" introduced="^4"/>
          <component name="snsr_serviceproviders" long-name="Screen Saver Service Providers" introduced="^4" plugin="Y"/>
          <component name="snsr_stateproviders" long-name="Screen Saver State Providers" introduced="^4" plugin="Y"/>
          <component name="snsr_runtimeproviders" long-name="Screen Saver Runtime Providers" introduced="^4" plugin="Y"/>
          <component name="snsrapplication" long-name="Screen Saver Application" introduced="^4"/>
          <component name="screensaverproviders" long-name="Screen Saver Providers" introduced="^4" plugin="Y"/>
        </collection>
        <collection name="taskswitcherapp" long-name="Task Switcher Application" level="task">
          <component name="taskswitcherappecom" long-name="Task Switcher Application ECom" introduced="^4"/>
          <component name="tsserviceplugin" long-name="Task Switcher Service Plugin" introduced="^4" plugin="Y"/>
          <component name="ts_runtimeplugins" long-name="TS Runtime Plugins" introduced="^4" plugin="Y"/>
          <component name="tsapplication" long-name="Task Switcher Application" introduced="^4"/>
        </collection>
      </block>
    </layer>
  </systemModel>
</SystemDefinition>