S2OJ/web/js/codemirror/demo/widget.html

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2016-07-18 16:39:37 +00:00
<!doctype html>
<title>CodeMirror: Inline Widget Demo</title>
<meta charset="utf-8"/>
<link rel=stylesheet href="../doc/docs.css">
<link rel="stylesheet" href="../lib/codemirror.css">
<script src="../lib/codemirror.js"></script>
<script src="../mode/javascript/javascript.js"></script>
<script src="//ajax.aspnetcdn.com/ajax/jshint/r07/jshint.js"></script>
<style type="text/css">
.CodeMirror {border: 1px solid black;}
.lint-error {font-family: arial; font-size: 70%; background: #ffa; color: #a00; padding: 2px 5px 3px; }
.lint-error-icon {color: white; background-color: red; font-weight: bold; border-radius: 50%; padding: 0 3px; margin-right: 7px;}
</style>
<div id=nav>
<a href="http://codemirror.net"><img id=logo src="../doc/logo.png"></a>
<ul>
<li><a href="../index.html">Home</a>
<li><a href="../doc/manual.html">Manual</a>
<li><a href="https://github.com/marijnh/codemirror">Code</a>
</ul>
<ul>
<li><a class=active href="#">Inline Widget</a>
</ul>
</div>
<article>
<h2>Inline Widget Demo</h2>
<div id=code></div>
<script id="script">var widgets = []
function updateHints() {
editor.operation(function(){
for (var i = 0; i < widgets.length; ++i)
editor.removeLineWidget(widgets[i]);
widgets.length = 0;
JSHINT(editor.getValue());
for (var i = 0; i < JSHINT.errors.length; ++i) {
var err = JSHINT.errors[i];
if (!err) continue;
var msg = document.createElement("div");
var icon = msg.appendChild(document.createElement("span"));
icon.innerHTML = "!!";
icon.className = "lint-error-icon";
msg.appendChild(document.createTextNode(err.reason));
msg.className = "lint-error";
widgets.push(editor.addLineWidget(err.line - 1, msg, {coverGutter: false, noHScroll: true}));
}
});
var info = editor.getScrollInfo();
var after = editor.charCoords({line: editor.getCursor().line + 1, ch: 0}, "local").top;
if (info.top + info.clientHeight < after)
editor.scrollTo(null, after - info.clientHeight + 3);
}
window.onload = function() {
var sc = document.getElementById("script");
var content = sc.textContent || sc.innerText || sc.innerHTML;
window.editor = CodeMirror(document.getElementById("code"), {
lineNumbers: true,
mode: "javascript",
value: content
});
var waiting;
editor.on("change", function() {
clearTimeout(waiting);
waiting = setTimeout(updateHints, 500);
});
setTimeout(updateHints, 100);
};
"long line to create a horizontal scrollbar, in order to test whether the (non-inline) widgets stay in place when scrolling to the right";
</script>
<p>This demo runs <a href="http://jshint.com">JSHint</a> over the code
in the editor (which is the script used on this page), and
inserts <a href="../doc/manual.html#addLineWidget">line widgets</a> to
display the warnings that JSHint comes up with.</p>
</article>