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January 8, 2013 17:38
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<!doctype html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<title>CodeMirror: Inline Widget Demo</title> | |
<link rel="stylesheet" href="http://codemirror.net/lib/codemirror.css"> | |
<script src="http://codemirror.net/lib/codemirror.js"></script> | |
<script src="http://codemirror.net/mode/javascript/javascript.js"></script> | |
<script src="http://ajax.aspnetcdn.com/ajax/jshint/r07/jshint.js"></script> | |
<link rel="stylesheet" href="http://codemirror.net/doc/docs.css"> | |
<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> | |
</head> | |
<body> | |
<h1>CodeMirror: Inline Widget Demo</h1> | |
<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="http://codemirror.net/doc/manual.html#addLineWidget">line widgets</a> to | |
display the warnings that JSHint comes up with.</p> | |
</body> | |
</html> |
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