Edit style: autocomplete on Ctrl-Space using CodeMirror hint addon
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commit
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56
codemirror/addon/hint/css-hint.js
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56
codemirror/addon/hint/css-hint.js
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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"), require("../../mode/css/css"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror", "../../mode/css/css"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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var pseudoClasses = {link: 1, visited: 1, active: 1, hover: 1, focus: 1,
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"first-letter": 1, "first-line": 1, "first-child": 1,
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before: 1, after: 1, lang: 1};
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CodeMirror.registerHelper("hint", "css", function(cm) {
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var cur = cm.getCursor(), token = cm.getTokenAt(cur);
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var inner = CodeMirror.innerMode(cm.getMode(), token.state);
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if (inner.mode.name != "css") return;
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var start = token.start, end = cur.ch, word = token.string.slice(0, end - start);
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if (/[^\w$_-]/.test(word)) {
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word = ""; start = end = cur.ch;
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}
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var spec = CodeMirror.resolveMode("text/css");
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var result = [];
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function add(keywords) {
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for (var name in keywords)
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if (!word || name.lastIndexOf(word, 0) == 0)
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result.push(name);
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}
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var st = inner.state.state;
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if (st == "pseudo" || token.type == "variable-3") {
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add(pseudoClasses);
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} else if (st == "block" || st == "maybeprop") {
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add(spec.propertyKeywords);
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} else if (st == "prop" || st == "parens" || st == "at" || st == "params") {
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add(spec.valueKeywords);
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add(spec.colorKeywords);
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} else if (st == "media" || st == "media_parens") {
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add(spec.mediaTypes);
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add(spec.mediaFeatures);
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}
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if (result.length) return {
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list: result,
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from: CodeMirror.Pos(cur.line, start),
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to: CodeMirror.Pos(cur.line, end)
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};
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});
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});
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38
codemirror/addon/hint/show-hint.css
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codemirror/addon/hint/show-hint.css
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.CodeMirror-hints {
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position: absolute;
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z-index: 10;
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overflow: hidden;
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list-style: none;
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margin: 0;
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padding: 2px;
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-webkit-box-shadow: 2px 3px 5px rgba(0,0,0,.2);
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-moz-box-shadow: 2px 3px 5px rgba(0,0,0,.2);
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box-shadow: 2px 3px 5px rgba(0,0,0,.2);
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border-radius: 3px;
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border: 1px solid silver;
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background: white;
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font-size: 90%;
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font-family: monospace;
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max-height: 20em;
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overflow-y: auto;
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}
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.CodeMirror-hint {
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margin: 0;
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padding: 0 4px;
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border-radius: 2px;
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max-width: 19em;
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overflow: hidden;
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white-space: pre;
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color: black;
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cursor: pointer;
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}
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li.CodeMirror-hint-active {
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background: #08f;
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color: white;
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}
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394
codemirror/addon/hint/show-hint.js
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codemirror/addon/hint/show-hint.js
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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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var HINT_ELEMENT_CLASS = "CodeMirror-hint";
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var ACTIVE_HINT_ELEMENT_CLASS = "CodeMirror-hint-active";
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// This is the old interface, kept around for now to stay
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// backwards-compatible.
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CodeMirror.showHint = function(cm, getHints, options) {
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if (!getHints) return cm.showHint(options);
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if (options && options.async) getHints.async = true;
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var newOpts = {hint: getHints};
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if (options) for (var prop in options) newOpts[prop] = options[prop];
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return cm.showHint(newOpts);
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};
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var asyncRunID = 0;
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function retrieveHints(getter, cm, options, then) {
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if (getter.async) {
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var id = ++asyncRunID;
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getter(cm, function(hints) {
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if (asyncRunID == id) then(hints);
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}, options);
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} else {
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then(getter(cm, options));
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}
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}
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CodeMirror.defineExtension("showHint", function(options) {
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// We want a single cursor position.
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if (this.listSelections().length > 1 || this.somethingSelected()) return;
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if (this.state.completionActive) this.state.completionActive.close();
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var completion = this.state.completionActive = new Completion(this, options);
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var getHints = completion.options.hint;
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if (!getHints) return;
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CodeMirror.signal(this, "startCompletion", this);
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return retrieveHints(getHints, this, completion.options, function(hints) { completion.showHints(hints); });
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});
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function Completion(cm, options) {
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this.cm = cm;
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this.options = this.buildOptions(options);
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this.widget = this.onClose = null;
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}
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Completion.prototype = {
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close: function() {
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if (!this.active()) return;
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this.cm.state.completionActive = null;
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if (this.widget) this.widget.close();
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if (this.onClose) this.onClose();
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CodeMirror.signal(this.cm, "endCompletion", this.cm);
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},
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active: function() {
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return this.cm.state.completionActive == this;
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},
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pick: function(data, i) {
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var completion = data.list[i];
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if (completion.hint) completion.hint(this.cm, data, completion);
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else this.cm.replaceRange(getText(completion), completion.from || data.from,
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completion.to || data.to, "complete");
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CodeMirror.signal(data, "pick", completion);
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this.close();
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},
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showHints: function(data) {
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if (!data || !data.list.length || !this.active()) return this.close();
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if (this.options.completeSingle && data.list.length == 1)
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this.pick(data, 0);
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else
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this.showWidget(data);
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},
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showWidget: function(data) {
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this.widget = new Widget(this, data);
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CodeMirror.signal(data, "shown");
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var debounce = 0, completion = this, finished;
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var closeOn = this.options.closeCharacters;
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var startPos = this.cm.getCursor(), startLen = this.cm.getLine(startPos.line).length;
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var requestAnimationFrame = window.requestAnimationFrame || function(fn) {
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return setTimeout(fn, 1000/60);
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};
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var cancelAnimationFrame = window.cancelAnimationFrame || clearTimeout;
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function done() {
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if (finished) return;
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finished = true;
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completion.close();
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completion.cm.off("cursorActivity", activity);
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if (data) CodeMirror.signal(data, "close");
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}
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function update() {
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if (finished) return;
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CodeMirror.signal(data, "update");
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retrieveHints(completion.options.hint, completion.cm, completion.options, finishUpdate);
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}
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function finishUpdate(data_) {
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data = data_;
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if (finished) return;
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if (!data || !data.list.length) return done();
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if (completion.widget) completion.widget.close();
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completion.widget = new Widget(completion, data);
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}
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function clearDebounce() {
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if (debounce) {
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cancelAnimationFrame(debounce);
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debounce = 0;
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}
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}
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function activity() {
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clearDebounce();
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var pos = completion.cm.getCursor(), line = completion.cm.getLine(pos.line);
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if (pos.line != startPos.line || line.length - pos.ch != startLen - startPos.ch ||
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pos.ch < startPos.ch || completion.cm.somethingSelected() ||
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(pos.ch && closeOn.test(line.charAt(pos.ch - 1)))) {
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completion.close();
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} else {
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debounce = requestAnimationFrame(update);
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if (completion.widget) completion.widget.close();
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}
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}
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this.cm.on("cursorActivity", activity);
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this.onClose = done;
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},
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buildOptions: function(options) {
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var editor = this.cm.options.hintOptions;
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var out = {};
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for (var prop in defaultOptions) out[prop] = defaultOptions[prop];
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if (editor) for (var prop in editor)
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if (editor[prop] !== undefined) out[prop] = editor[prop];
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if (options) for (var prop in options)
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if (options[prop] !== undefined) out[prop] = options[prop];
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return out;
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}
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};
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function getText(completion) {
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if (typeof completion == "string") return completion;
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else return completion.text;
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}
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function buildKeyMap(completion, handle) {
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var baseMap = {
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Up: function() {handle.moveFocus(-1);},
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Down: function() {handle.moveFocus(1);},
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PageUp: function() {handle.moveFocus(-handle.menuSize() + 1, true);},
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PageDown: function() {handle.moveFocus(handle.menuSize() - 1, true);},
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Home: function() {handle.setFocus(0);},
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End: function() {handle.setFocus(handle.length - 1);},
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Enter: handle.pick,
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Tab: handle.pick,
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Esc: handle.close
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};
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var custom = completion.options.customKeys;
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var ourMap = custom ? {} : baseMap;
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function addBinding(key, val) {
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var bound;
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if (typeof val != "string")
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bound = function(cm) { return val(cm, handle); };
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// This mechanism is deprecated
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else if (baseMap.hasOwnProperty(val))
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bound = baseMap[val];
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else
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bound = val;
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ourMap[key] = bound;
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}
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if (custom)
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for (var key in custom) if (custom.hasOwnProperty(key))
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addBinding(key, custom[key]);
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var extra = completion.options.extraKeys;
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if (extra)
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for (var key in extra) if (extra.hasOwnProperty(key))
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addBinding(key, extra[key]);
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return ourMap;
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}
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function getHintElement(hintsElement, el) {
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while (el && el != hintsElement) {
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if (el.nodeName.toUpperCase() === "LI" && el.parentNode == hintsElement) return el;
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el = el.parentNode;
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}
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}
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function Widget(completion, data) {
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this.completion = completion;
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this.data = data;
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var widget = this, cm = completion.cm;
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var hints = this.hints = document.createElement("ul");
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hints.className = "CodeMirror-hints";
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this.selectedHint = data.selectedHint || 0;
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var completions = data.list;
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for (var i = 0; i < completions.length; ++i) {
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var elt = hints.appendChild(document.createElement("li")), cur = completions[i];
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var className = HINT_ELEMENT_CLASS + (i != this.selectedHint ? "" : " " + ACTIVE_HINT_ELEMENT_CLASS);
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if (cur.className != null) className = cur.className + " " + className;
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elt.className = className;
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if (cur.render) cur.render(elt, data, cur);
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else elt.appendChild(document.createTextNode(cur.displayText || getText(cur)));
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elt.hintId = i;
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}
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var pos = cm.cursorCoords(completion.options.alignWithWord ? data.from : null);
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var left = pos.left, top = pos.bottom, below = true;
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hints.style.left = left + "px";
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hints.style.top = top + "px";
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// If we're at the edge of the screen, then we want the menu to appear on the left of the cursor.
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var winW = window.innerWidth || Math.max(document.body.offsetWidth, document.documentElement.offsetWidth);
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var winH = window.innerHeight || Math.max(document.body.offsetHeight, document.documentElement.offsetHeight);
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(completion.options.container || document.body).appendChild(hints);
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var box = hints.getBoundingClientRect(), overlapY = box.bottom - winH;
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if (overlapY > 0) {
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var height = box.bottom - box.top, curTop = pos.top - (pos.bottom - box.top);
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if (curTop - height > 0) { // Fits above cursor
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hints.style.top = (top = pos.top - height) + "px";
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below = false;
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} else if (height > winH) {
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hints.style.height = (winH - 5) + "px";
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hints.style.top = (top = pos.bottom - box.top) + "px";
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var cursor = cm.getCursor();
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if (data.from.ch != cursor.ch) {
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pos = cm.cursorCoords(cursor);
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hints.style.left = (left = pos.left) + "px";
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box = hints.getBoundingClientRect();
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}
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}
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}
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var overlapX = box.right - winW;
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if (overlapX > 0) {
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if (box.right - box.left > winW) {
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hints.style.width = (winW - 5) + "px";
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overlapX -= (box.right - box.left) - winW;
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}
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hints.style.left = (left = pos.left - overlapX) + "px";
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}
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cm.addKeyMap(this.keyMap = buildKeyMap(completion, {
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moveFocus: function(n, avoidWrap) { widget.changeActive(widget.selectedHint + n, avoidWrap); },
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setFocus: function(n) { widget.changeActive(n); },
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menuSize: function() { return widget.screenAmount(); },
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length: completions.length,
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close: function() { completion.close(); },
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pick: function() { widget.pick(); },
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data: data
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}));
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||||||
|
|
||||||
|
if (completion.options.closeOnUnfocus) {
|
||||||
|
var closingOnBlur;
|
||||||
|
cm.on("blur", this.onBlur = function() { closingOnBlur = setTimeout(function() { completion.close(); }, 100); });
|
||||||
|
cm.on("focus", this.onFocus = function() { clearTimeout(closingOnBlur); });
|
||||||
|
}
|
||||||
|
|
||||||
|
var startScroll = cm.getScrollInfo();
|
||||||
|
cm.on("scroll", this.onScroll = function() {
|
||||||
|
var curScroll = cm.getScrollInfo(), editor = cm.getWrapperElement().getBoundingClientRect();
|
||||||
|
var newTop = top + startScroll.top - curScroll.top;
|
||||||
|
var point = newTop - (window.pageYOffset || (document.documentElement || document.body).scrollTop);
|
||||||
|
if (!below) point += hints.offsetHeight;
|
||||||
|
if (point <= editor.top || point >= editor.bottom) return completion.close();
|
||||||
|
hints.style.top = newTop + "px";
|
||||||
|
hints.style.left = (left + startScroll.left - curScroll.left) + "px";
|
||||||
|
});
|
||||||
|
|
||||||
|
CodeMirror.on(hints, "dblclick", function(e) {
|
||||||
|
var t = getHintElement(hints, e.target || e.srcElement);
|
||||||
|
if (t && t.hintId != null) {widget.changeActive(t.hintId); widget.pick();}
|
||||||
|
});
|
||||||
|
|
||||||
|
CodeMirror.on(hints, "click", function(e) {
|
||||||
|
var t = getHintElement(hints, e.target || e.srcElement);
|
||||||
|
if (t && t.hintId != null) {
|
||||||
|
widget.changeActive(t.hintId);
|
||||||
|
if (completion.options.completeOnSingleClick) widget.pick();
|
||||||
|
}
|
||||||
|
});
|
||||||
|
|
||||||
|
CodeMirror.on(hints, "mousedown", function() {
|
||||||
|
setTimeout(function(){cm.focus();}, 20);
|
||||||
|
});
|
||||||
|
|
||||||
|
CodeMirror.signal(data, "select", completions[0], hints.firstChild);
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
Widget.prototype = {
|
||||||
|
close: function() {
|
||||||
|
if (this.completion.widget != this) return;
|
||||||
|
this.completion.widget = null;
|
||||||
|
this.hints.parentNode.removeChild(this.hints);
|
||||||
|
this.completion.cm.removeKeyMap(this.keyMap);
|
||||||
|
|
||||||
|
var cm = this.completion.cm;
|
||||||
|
if (this.completion.options.closeOnUnfocus) {
|
||||||
|
cm.off("blur", this.onBlur);
|
||||||
|
cm.off("focus", this.onFocus);
|
||||||
|
}
|
||||||
|
cm.off("scroll", this.onScroll);
|
||||||
|
},
|
||||||
|
|
||||||
|
pick: function() {
|
||||||
|
this.completion.pick(this.data, this.selectedHint);
|
||||||
|
},
|
||||||
|
|
||||||
|
changeActive: function(i, avoidWrap) {
|
||||||
|
if (i >= this.data.list.length)
|
||||||
|
i = avoidWrap ? this.data.list.length - 1 : 0;
|
||||||
|
else if (i < 0)
|
||||||
|
i = avoidWrap ? 0 : this.data.list.length - 1;
|
||||||
|
if (this.selectedHint == i) return;
|
||||||
|
var node = this.hints.childNodes[this.selectedHint];
|
||||||
|
node.className = node.className.replace(" " + ACTIVE_HINT_ELEMENT_CLASS, "");
|
||||||
|
node = this.hints.childNodes[this.selectedHint = i];
|
||||||
|
node.className += " " + ACTIVE_HINT_ELEMENT_CLASS;
|
||||||
|
if (node.offsetTop < this.hints.scrollTop)
|
||||||
|
this.hints.scrollTop = node.offsetTop - 3;
|
||||||
|
else if (node.offsetTop + node.offsetHeight > this.hints.scrollTop + this.hints.clientHeight)
|
||||||
|
this.hints.scrollTop = node.offsetTop + node.offsetHeight - this.hints.clientHeight + 3;
|
||||||
|
CodeMirror.signal(this.data, "select", this.data.list[this.selectedHint], node);
|
||||||
|
},
|
||||||
|
|
||||||
|
screenAmount: function() {
|
||||||
|
return Math.floor(this.hints.clientHeight / this.hints.firstChild.offsetHeight) || 1;
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
CodeMirror.registerHelper("hint", "auto", function(cm, options) {
|
||||||
|
var helpers = cm.getHelpers(cm.getCursor(), "hint"), words;
|
||||||
|
if (helpers.length) {
|
||||||
|
for (var i = 0; i < helpers.length; i++) {
|
||||||
|
var cur = helpers[i](cm, options);
|
||||||
|
if (cur && cur.list.length) return cur;
|
||||||
|
}
|
||||||
|
} else if (words = cm.getHelper(cm.getCursor(), "hintWords")) {
|
||||||
|
if (words) return CodeMirror.hint.fromList(cm, {words: words});
|
||||||
|
} else if (CodeMirror.hint.anyword) {
|
||||||
|
return CodeMirror.hint.anyword(cm, options);
|
||||||
|
}
|
||||||
|
});
|
||||||
|
|
||||||
|
CodeMirror.registerHelper("hint", "fromList", function(cm, options) {
|
||||||
|
var cur = cm.getCursor(), token = cm.getTokenAt(cur);
|
||||||
|
var found = [];
|
||||||
|
for (var i = 0; i < options.words.length; i++) {
|
||||||
|
var word = options.words[i];
|
||||||
|
if (word.slice(0, token.string.length) == token.string)
|
||||||
|
found.push(word);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (found.length) return {
|
||||||
|
list: found,
|
||||||
|
from: CodeMirror.Pos(cur.line, token.start),
|
||||||
|
to: CodeMirror.Pos(cur.line, token.end)
|
||||||
|
};
|
||||||
|
});
|
||||||
|
|
||||||
|
CodeMirror.commands.autocomplete = CodeMirror.showHint;
|
||||||
|
|
||||||
|
var defaultOptions = {
|
||||||
|
hint: CodeMirror.hint.auto,
|
||||||
|
completeSingle: true,
|
||||||
|
alignWithWord: true,
|
||||||
|
closeCharacters: /[\s()\[\]{};:>,]/,
|
||||||
|
closeOnUnfocus: true,
|
||||||
|
completeOnSingleClick: false,
|
||||||
|
container: null,
|
||||||
|
customKeys: null,
|
||||||
|
extraKeys: null
|
||||||
|
};
|
||||||
|
|
||||||
|
CodeMirror.defineOption("hintOptions", null);
|
||||||
|
});
|
||||||
|
|
@ -25,6 +25,10 @@
|
||||||
<script src="codemirror/addon/lint/lint.js"></script>
|
<script src="codemirror/addon/lint/lint.js"></script>
|
||||||
<script src="codemirror/addon/lint/css-lint.js"></script>
|
<script src="codemirror/addon/lint/css-lint.js"></script>
|
||||||
|
|
||||||
|
<link rel="stylesheet" href="codemirror/addon/hint/show-hint.css" />
|
||||||
|
<script src="codemirror/addon/hint/show-hint.js"></script>
|
||||||
|
<script src="codemirror/addon/hint/css-hint.js"></script>
|
||||||
|
|
||||||
<style type="text/css">
|
<style type="text/css">
|
||||||
|
|
||||||
body {
|
body {
|
||||||
|
|
|
||||||
3
edit.js
3
edit.js
|
|
@ -23,7 +23,8 @@ function setupCodeMirror(textarea) {
|
||||||
gutters: ["CodeMirror-linenumbers", "CodeMirror-foldgutter", "CodeMirror-lint-markers"],
|
gutters: ["CodeMirror-linenumbers", "CodeMirror-foldgutter", "CodeMirror-lint-markers"],
|
||||||
matchBrackets: true,
|
matchBrackets: true,
|
||||||
lint: CodeMirror.lint.css,
|
lint: CodeMirror.lint.css,
|
||||||
smartIndent: (typeof localStorage["smart-indent"] == "undefined") || localStorage["smart-indent"] == "true"
|
smartIndent: (typeof localStorage["smart-indent"] == "undefined") || localStorage["smart-indent"] == "true",
|
||||||
|
extraKeys: {"Ctrl-Space": "autocomplete"}
|
||||||
});
|
});
|
||||||
editors.push(cm);
|
editors.push(cm);
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue
Block a user