to-be-integrated/third-party/codemirror-3.15/demo/visibletabs.html

   1 <!doctype html>
   2 <html>
   3   <head>
   4     <meta charset="utf-8">
   5     <title>CodeMirror: Visible tabs demo</title>
   6     <link rel="stylesheet" href="../lib/codemirror.css">
   7     <script src="../lib/codemirror.js"></script>
   8     <script src="../mode/clike/clike.js"></script>
   9     <link rel="stylesheet" href="../doc/docs.css">
  10
  11     <style type="text/css">
  12       .CodeMirror {border-top: 1px solid #eee; border-bottom: 1px solid #eee;}
  13       .cm-tab {
  14          background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADAAAAAMCAYAAAAkuj5RAAAAAXNSR0IArs4c6QAAAGFJREFUSMft1LsRQFAQheHPowAKoACx3IgEKtaEHujDjORSgWTH/ZOdnZOcM/sgk/kFFWY0qV8foQwS4MKBCS3qR6ixBJvElOobYAtivseIE120FaowJPN75GMu8j/LfMwNjh4HUpwg4LUAAAAASUVORK5CYII=);
  15          background-position: right;
  16          background-repeat: no-repeat;
  17       }
  18     </style>
  19   </head>
  20   <body>
  21     <h1>CodeMirror: Visible tabs demo</h1>
  22
  23     <form><textarea id="code" name="code">
  24 #include "syscalls.h"
  25 /* getchar:  simple buffered version */
  26 int getchar(void)
  27 {
  28         static char buf[BUFSIZ];
  29         static char *bufp = buf;
  30         static int n = 0;
  31         if (n == 0) {  /* buffer is empty */
  32                 n = read(0, buf, sizeof buf);
  33                 bufp = buf;
  34         }
  35         return (--n >= 0) ? (unsigned char) *bufp++ : EOF;
  36 }
  37 </textarea></form>
  38
  39 <p>Tabs inside the editor are spans with the
  40 class <code>cm-tab</code>, and can be styled.</p>
  41
  42     <script>
  43       var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
  44         lineNumbers: true,
  45         tabSize: 4,
  46         indentUnit: 4,
  47         indentWithTabs: true,
  48         mode: "text/x-csrc"
  49       });
  50     </script>
  51
  52   </body>
  53 </html>