12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970 |
- <!doctype html>
- <html>
- <head>
- <meta charset="utf-8">
- <title>CodeMirror: Autocomplete Demo</title>
- <link rel="stylesheet" href="../lib/codemirror.css">
- <script src="../lib/codemirror.js"></script>
- <script src="../addon/hint/show-hint.js"></script>
- <link rel="stylesheet" href="../addon/hint/show-hint.css">
- <script src="../addon/hint/javascript-hint.js"></script>
- <script src="../mode/javascript/javascript.js"></script>
- <link rel="stylesheet" href="../doc/docs.css">
- </head>
- <body>
- <h1>CodeMirror: Autocomplete demo</h1>
- <form><textarea id="code" name="code">
- function getCompletions(token, context) {
- var found = [], start = token.string;
- function maybeAdd(str) {
- if (str.indexOf(start) == 0) found.push(str);
- }
- function gatherCompletions(obj) {
- if (typeof obj == "string") forEach(stringProps, maybeAdd);
- else if (obj instanceof Array) forEach(arrayProps, maybeAdd);
- else if (obj instanceof Function) forEach(funcProps, maybeAdd);
- for (var name in obj) maybeAdd(name);
- }
- if (context) {
- // If this is a property, see if it belongs to some object we can
- // find in the current environment.
- var obj = context.pop(), base;
- if (obj.className == "js-variable")
- base = window[obj.string];
- else if (obj.className == "js-string")
- base = "";
- else if (obj.className == "js-atom")
- base = 1;
- while (base != null && context.length)
- base = base[context.pop().string];
- if (base != null) gatherCompletions(base);
- }
- else {
- // If not, just look in the window object and any local scope
- // (reading into JS mode internals to get at the local variables)
- for (var v = token.state.localVars; v; v = v.next) maybeAdd(v.name);
- gatherCompletions(window);
- forEach(keywords, maybeAdd);
- }
- return found;
- }
- </textarea></form>
- <p>Press <strong>ctrl-space</strong> to activate autocompletion. See
- the code (<a href="../addon/hint/show-hint.js">here</a>
- and <a href="../addon/hint/javascript-hint.js">here</a>) to figure out
- how it works.</p>
- <script>
- CodeMirror.commands.autocomplete = function(cm) {
- CodeMirror.showHint(cm, CodeMirror.javascriptHint);
- }
- var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
- lineNumbers: true,
- extraKeys: {"Ctrl-Space": "autocomplete"}
- });
- </script>
- </body>
- </html>
|