layout/reftests/css-valuesandunits/unit-vh-vw-overflow-scroll-y-ref-iframe.html

   1 <style>
   2   body { overflow-y: scroll }
   3   div {
   4     width: 10px;
   5     height: 10px;
   6     background-color: #d64203;
   7   }
   8 </style>
   9
  10 <body>
  11   <div id="a"></div>
  12   <div style="height: 50px"></div> <!-- Unaffected by scrollbars. -->
  13   <div id="c"></div>
  14   <div style="height: 50px"></div> <!-- Unaffected by scrollbars. -->
  15
  16   <!-- Deliberately make scrollbars appear. -->
  17   <div style="width: 500px; height: 500px; background-color: black">
  18 </body>
  19
  20 <script>
  21   // client{Width, Height} consist of the area _inside_ the scrollbars, so these
  22   // manually calculated units reflect the fact that with 'overflow: scroll' set,
  23   // viewport units are sized taking the scrollbars into account. Since we're
  24   // only dealing with 'overflow-y' here, only the width units are affected.
  25   var vw = 0.01 * document.body.clientWidth;
  26   document.getElementById('a').style.width = (50 * vw) + "px";
  27   document.getElementById('c').style.width = (35 * vw) + "px";
  28 </script>