中文XML论坛--请教XSL编写问题，一个element如何应用另一个平行的element中attribute？

贴子主题：请教XSL编写问题，一个element如何应用另一个平行的element中attribute？

本主题类别: 样式表技术(XSL, XSLT, XSL-FO, CSS)

我需要在Items中引用ItemDefinitions中属性，以便输出图片的宽度等信息。谢谢！
<map>
  <background file="floor1.jpg" x_offset="-554" y_offset="-200" cols="16" rows="16"/>
  <ItemDefinitions>
          <ItemDefinition id="wall_post5_a.png" file="wall_post5_a.png" x_offset="-44" y_offset="1" rows="1" cols="2" walkable="false" overlap="true" width="75" height="72" />
          <ItemDefinition id="wall_post5_b.png" file="wall_post5_b.png" x_offset="-38" y_offset="1" rows="2" cols="1" walkable="false" overlap="true" width="75" height="72" />
          <ItemDefinition id="weird_plant.png" file="weird_plant.png" x_offset="-22" y_offset="3" rows="3" cols="3" walkable="false" overlap="true" width="44" height="109" />
          <ItemDefinition id="well.png" file="well.png" x_offset="-46" y_offset="10" rows="3" cols="3" walkable="false" overlap="true" width="94" height="105" />
          <ItemDefinition id="window_a.png" file="window_a.png" x_offset="-232" y_offset="-19" rows="11" cols="10" walkable="false" overlap="true" width="464" height="428" />
          <ItemDefinition id="window_b.png" file="window_b.png" x_offset="-218" y_offset="-19" rows="11" cols="10" walkable="false" overlap="true" width="464" height="428" />
  </ItemDefinitions>
  <Items>
    <Item source="portal.png" col="8" row="15" onStop="data/world.xml" />
    <Item source="npc2.png" col="7" row="2" onClick="furniture" />
    <Item source="window_a.png" col="0" row="1"/>
     <Item source="table2.png" col="9" row="4"/>
    <Item source="painting3_b.png" col="7" row="0"/>
    <Item source="chair2_b.png" col="9" row="3"/>
    <Item source="chair2_a.png" col="8" row="5"/>
  </Items>
  <Tiles/>
</map>


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