designer

designer.html

<link rel="import" href="../core-icon-button/core-icon-button.html">
<link rel="import" href="../core-toolbar/core-toolbar.html">
<link rel="import" href="../core-header-panel/core-header-panel.html">
<link rel="import" href="../code-mirror/code-mirror.html">

<polymer-element name="my-element">

  <template>
    <style>    
      :host {
        position: absolute;
        width: 100%;
        height: 100%;
        box-sizing: border-box;
      }
      #code_mirror {
        width: 100%;
        height: 100%;
        left: 0px;
        top: 0px;
        position: absolute;
      }
      #core_header_panel {
        width: 820px;
        height: 620px;
        left: 220px;
        top: 90px;
        position: absolute;
      }
      #core_toolbar {
        color: rgb(255, 255, 255);
        background-color: rgb(79, 125, 201);
      }
      #section {
        height: 1000px;
        background: linear-gradient(rgb(214, 227, 231), rgb(173, 216, 230));
      }
      #core_icon_button1 {
        left: 768px;
        top: 10px;
        position: absolute;
      }
    </style>
    <core-header-panel mode="standard" id="core_header_panel">
      <core-toolbar id="core_toolbar">
        <core-icon-button icon="menu" id="core_icon_button"></core-icon-button>
        <div id="div">REPL</div>
        <core-icon-button icon="refresh" id="core_icon_button1" theme="core-light-theme"></core-icon-button>
      </core-toolbar>
      <section id="section">
        <code-mirror value="
          
            
            
    Polymer('my-element', {});
  
          
        " id="code_mirror">
          <polymer-element id="polymer_element" name="my-element">
            <template id="template"></template>
            <script id="script">
    Polymer('my-element', {});
  </script>
          </polymer-element>
        </code-mirror>
      </section>
    </core-header-panel>
  </template>

  <script>

    Polymer({
      
    });

  </script>

</polymer-element>