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1 <!doctype html>
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2
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3 <title>CodeMirror: Inline Widget Demo</title>
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4 <meta charset="utf-8"/>
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5 <link rel=stylesheet href="../doc/docs.css">
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6
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7 <link rel="stylesheet" href="../lib/codemirror.css">
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8 <script src="../lib/codemirror.js"></script>
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9 <script src="../mode/javascript/javascript.js"></script>
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10 <script src="https://cdnjs.cloudflare.com/ajax/libs/jshint/2.9.5/jshint.min.js"></script>
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11 <style>
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12 .CodeMirror {border: 1px solid black;}
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13 .lint-error {font-family: arial; font-size: 70%; background: #ffa; color: #a00; padding: 2px 5px 3px; }
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14 .lint-error-icon {color: white; background-color: red; font-weight: bold; border-radius: 50%; padding: 0 3px; margin-right: 7px;}
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15 </style>
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16 <div id=nav>
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17 <a href="https://codemirror.net/5"><h1>CodeMirror</h1><img id=logo src="../doc/logo.png"></a>
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18
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19 <ul>
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20 <li><a href="../index.html">Home</a>
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21 <li><a href="../doc/manual.html">Manual</a>
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22 <li><a href="https://github.com/codemirror/codemirror5">Code</a>
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23 </ul>
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24 <ul>
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25 <li><a class=active href="#">Inline Widget</a>
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26 </ul>
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27 </div>
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28
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29 <article>
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30 <h2>Inline Widget Demo</h2>
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31
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32
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33 <div id=code></div>
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34 <script id="script">var widgets = []
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35 function updateHints() {
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36 editor.operation(function(){
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37 for (var i = 0; i < widgets.length; ++i)
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38 editor.removeLineWidget(widgets[i]);
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39 widgets.length = 0;
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40
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41 JSHINT(editor.getValue());
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42 for (var i = 0; i < JSHINT.errors.length; ++i) {
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43 var err = JSHINT.errors[i];
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44 if (!err) continue;
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45 var msg = document.createElement("div");
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46 var icon = msg.appendChild(document.createElement("span"));
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47 icon.innerHTML = "!!";
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48 icon.className = "lint-error-icon";
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49 msg.appendChild(document.createTextNode(err.reason));
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50 msg.className = "lint-error";
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51 widgets.push(editor.addLineWidget(err.line - 1, msg, {coverGutter: false, noHScroll: true}));
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52 }
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53 });
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54 var info = editor.getScrollInfo();
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55 var after = editor.charCoords({line: editor.getCursor().line + 1, ch: 0}, "local").top;
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56 if (info.top + info.clientHeight < after)
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57 editor.scrollTo(null, after - info.clientHeight + 3);
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58 }
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59
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60 window.onload = function() {
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61 var sc = document.getElementById("script");
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62 var content = sc.textContent || sc.innerText || sc.innerHTML;
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63
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64 window.editor = CodeMirror(document.getElementById("code"), {
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65 lineNumbers: true,
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66 mode: "javascript",
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67 value: content
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68 });
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69
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70 var waiting;
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71 editor.on("change", function() {
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72 clearTimeout(waiting);
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73 waiting = setTimeout(updateHints, 500);
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74 });
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75
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76 setTimeout(updateHints, 100);
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77 };
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78
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79 "long line to create a horizontal scrollbar, in order to test whether the (non-inline) widgets stay in place when scrolling to the right";
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80 </script>
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81 <p>This demo runs <a href="http://jshint.com">JSHint</a> over the code
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82 in the editor (which is the script used on this page), and
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83 inserts <a href="../doc/manual.html#addLineWidget">line widgets</a> to
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84 display the warnings that JSHint comes up with.</p>
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85 </article>
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