ImmersiveHourOfCode/blockly.html at master · CodeMOOC/ImmersiveHourOfCode · GitHub

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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>MOOC Blockly</title>

  <!-- Stylesheet links -->
  <link rel="stylesheet" href="css/blockly-style.css">

  <!-- JavaScript links -->
  <script src="js/blockly_compressed.js"></script>
  <script src="js/blocks_compressed.js"></script>
  <script src="js/msg/js/en.js"></script>

  <script src="js/acorn_interpreter.js"></script>
  <script src="js/javascript_compressed.js"></script>

</head>
<body>

  <div id="blocklyDiv" style="height: 80%; width: 100%;"></div>

  <xml id="toolbox" style="display: none">
    <category name="Blocchi">
      <block type="esegui"></block>
      <block type="fine"></block>
      <block type="vai_avanti"></block>
      <block type="girati_sx"></block>
      <block type="girati_dx"></block>
      <block type="controls_if"></block>
      <block type="ripeti_finche"></block>
      <block type="ripeti_fino_a"></block>
      <block type="ripeti"></block>
      <block type="evento"></block>
    </category>
    <category name="Variabili" custom="VARIABLE"></category>
    <category name="Funzioni" custom="PROCEDURE"></category>
  </xml>

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

    var myInterpreter = null;

    function initApi(interpreter, scope) {
      // Add an API function for the alert() block.
      var wrapper = function(text) {
        text = text ? text.toString() : '';
        return interpreter.createPrimitive(alert(text));
      };
      interpreter.setProperty(scope, 'alert',
              interpreter.createNativeFunction(wrapper));

      // Add an API function for the prompt() block.
      var wrapper = function(text) {
        text = text ? text.toString() : '';
        return interpreter.createPrimitive(prompt(text));
      };
      interpreter.setProperty(scope, 'prompt',
              interpreter.createNativeFunction(wrapper));

      // Add an API function for highlighting blocks.
      var wrapper = function(id) {
        id = id ? id.toString() : '';
        return interpreter.createPrimitive(highlightBlock(id));
      };
      interpreter.setProperty(scope, 'highlightBlock',
              interpreter.createNativeFunction(wrapper));
    }

    var highlightPause = false;

    function highlightBlock(id) {
      workspace.highlightBlock(id);
      highlightPause = true;
    }

    function parseCode() {
      // Generate JavaScript code and parse it.
      Blockly.JavaScript.STATEMENT_PREFIX = 'highlightBlock(%1);\n';
      Blockly.JavaScript.addReservedWords('highlightBlock');
      var code = Blockly.JavaScript.workspaceToCode(workspace);
      myInterpreter = new Interpreter(code, initApi);

      document.getElementById('stepButton').disabled = '';
      highlightPause = false;
      workspace.traceOn(true);
      //workspace.highlightBlock(null);
      stepCode();
    }

    function stepCode() {
      try {
        var ok = myInterpreter.step();
      } finally {
        if (!ok) {
          // Program complete, no more code to execute.
          document.getElementById('stepButton').disabled = 'disabled';
          return;
        }
      }
      if (highlightPause) {
        // A block has been highlighted.  Pause execution here.
        highlightPause = false;
      } else {
        // Keep executing until a highlight statement is reached.
        stepCode();
      }
    }

    function discard(workspace) {
      var count = workspace.getAllBlocks().length;
      if (count < 2 ||
              window.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace('%1', count))) {
        workspace.clear();
        if (window.location.hash) {
          window.location.hash = '';
        }
      }

      function stop(workspace){
        document.getElementById('stepButton').disabled = 'disabled';
        workspace.highlightBlock(null);
        workspace.traceOn(false);
        myInterpreter.stopBlockIncrementing_();
        myInterpreter.stop();
      }
    }
  </script>

  <button id="runButton" class="notext play" title="Run the program." onclick="parseCode()">
    <img src="media/1x1.gif" class="run icon21">
  </button>
  <button id="stepButton" class="notext" disabled="disabled" title="Run the program." onclick="stepCode()">
    <img src="media/1x1.gif" class="step icon21">
  </button>
  <!--<button id="stopButton" class="notext primary" title="Stop the program." onclick="stop(workspace)">
    <img src="media/1x1.gif" class="stop icon21">
  </button>-->
  <button id="trashButton" class="notext trash" title="Discard all blocks." onclick="discard(workspace)">
    <img src="media/1x1.gif" class="trash icon21">
  </button>

</body>
</html>