chao
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mini_cocopi


			
				
					
						
						
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							<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>Blockly Demo: Maximum Block Limit</title>
  <script src="../../blockly_compressed.js"></script>
  <script src="../../blocks_compressed.js"></script>
  <script src="../../msg/js/en.js"></script>
  <style>
    body {
      background-color: #fff;
      font-family: sans-serif;
    }
    h1 {
      font-weight: normal;
      font-size: 140%;
    }
    #capacity {
      color: red;
    }
  </style>
</head>
<body>
  <h1><a href="https://developers.google.com/blockly/">Blockly</a> &gt;
    <a href="../index.html">Demos</a> &gt; Maximum Block Limit</h1>

  <p>This is a demo of Blockly which has been restricted to a maximum of
  five blocks.</p>

  <p><b>You have <span id="capacity"></span> block(s) left.</b></p>

  <div id="blocklyDiv" style="height: 480px; width: 600px;"></div>

  <xml id="toolbox" style="display: none">
    <category name="Logic">
      <block type="controls_if"></block>
      <block type="logic_compare"></block>
      <block type="logic_operation"></block>
      <block type="logic_negate"></block>
      <block type="logic_boolean"></block>
    </category>
    <category name="Loops">
      <block type="controls_repeat_ext">
        <value name="TIMES">
          <block type="math_number">
            <field name="NUM">10</field>
          </block>
        </value>
      </block>
      <block type="controls_whileUntil"></block>
      <block type="controls_for">
        <field name="VAR">i</field>
        <value name="FROM">
          <block type="math_number">
            <field name="NUM">1</field>
          </block>
        </value>
        <value name="TO">
          <block type="math_number">
            <field name="NUM">10</field>
          </block>
        </value>
        <value name="BY">
          <block type="math_number">
            <field name="NUM">1</field>
          </block>
        </value>
      </block>
    </category>
    <category name="Math">
      <block type="math_number"></block>
      <block type="math_arithmetic"></block>
      <block type="math_single"></block>
    </category>
    <category name="Text">
      <block type="text"></block>
      <block type="text_length"></block>
      <block type="text_print"></block>
    </category>
  </xml>

  <script>
    var workspace = Blockly.inject('blocklyDiv',
        {media: '../../media/',
         maxBlocks: 5,
         toolbox: document.getElementById('toolbox')});

    function onchange(event) {
      document.getElementById('capacity').textContent =
          workspace.remainingCapacity();
    }

    workspace.addChangeListener(onchange);
    onchange();
  </script>

</body>
</html>