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