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+<!doctype html>
+<html>
+ <head>
+ <title>CodeMirror: Visible tabs demo</title>
+ <link rel="stylesheet" href="../lib/codemirror.css">
+ <script src="../lib/codemirror.js"></script>
+ <script src="../mode/clike/clike.js"></script>
+ <link rel="stylesheet" href="../doc/docs.css">
+
+ <style type="text/css">
+ .CodeMirror {border-top: 1px solid #eee; border-bottom: 1px solid #eee;}
+ .cm-tab:after {
+ content: "\21e5";
+ display: -moz-inline-block;
+ display: -webkit-inline-block;
+ display: inline-block;
+ width: 0px;
+ position: relative;
+ overflow: visible;
+ left: -1.4em;
+ color: #aaa;
+ }
+ </style>
+ </head>
+ <body>
+ <h1>CodeMirror: Visible tabs demo</h1>
+
+ <form><textarea id="code" name="code">
+#include "syscalls.h"
+/* getchar: simple buffered version */
+int getchar(void)
+{
+ static char buf[BUFSIZ];
+ static char *bufp = buf;
+ static int n = 0;
+ if (n == 0) { /* buffer is empty */
+ n = read(0, buf, sizeof buf);
+ bufp = buf;
+ }
+ return (--n >= 0) ? (unsigned char) *bufp++ : EOF;
+}
+</textarea></form>
+
+<p>Tabs inside the editor are spans with the
+class <code>cm-tab</code>, and can be styled. This demo uses
+an <code>:after</code> pseudo-class CSS hack that will not work on old
+browsers. You can use a more conservative technique like a background
+image as an alternative.</p>
+
+ <script>
+ var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
+ lineNumbers: true,
+ tabSize: 4,
+ indentUnit: 4,
+ indentWithTabs: true,
+ mode: "text/x-csrc"
+ });
+ </script>
+
+ </body>
+</html>