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feat: add css-hint lib and to do list
* 添加自动补全代码库 * 添加 TODO List
This commit is contained in:
yanglbme
parent
d76bc246a4
commit
5b85fcafcb
@ -25,6 +25,7 @@
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- [x] 支持链接微信图文，外链自动转为文末索引
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- [x] 支持一键复制并粘贴到公众号后台
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- [x] 支持图片上传并将 URL 插入编辑器光标定位处
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- [ ] 实现自定义 CSS 并实时渲染（待开发）
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36
libs/css/show-hint.css
Normal file
36
libs/css/show-hint.css
Normal file
@ -0,0 +1,36 @@
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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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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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66
libs/scripts/css-hint.js
Normal file
66
libs/scripts/css-hint.js
Normal file
@ -0,0 +1,66 @@
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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://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 = {"active":1, "after":1, "before":1, "checked":1, "default":1,
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"disabled":1, "empty":1, "enabled":1, "first-child":1, "first-letter":1,
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"first-line":1, "first-of-type":1, "focus":1, "hover":1, "in-range":1,
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"indeterminate":1, "invalid":1, "lang":1, "last-child":1, "last-of-type":1,
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"link":1, "not":1, "nth-child":1, "nth-last-child":1, "nth-last-of-type":1,
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"nth-of-type":1, "only-of-type":1, "only-child":1, "optional":1, "out-of-range":1,
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"placeholder":1, "read-only":1, "read-write":1, "required":1, "root":1,
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"selection":1, "target":1, "valid":1, "visited":1
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};
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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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if (token.type == "keyword" && "!important".indexOf(token.string) == 0)
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return {list: ["!important"], from: CodeMirror.Pos(cur.line, token.start),
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to: CodeMirror.Pos(cur.line, token.end)};
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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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460
libs/scripts/show-hint.js
Normal file
460
libs/scripts/show-hint.js
Normal file
@ -0,0 +1,460 @@
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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://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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CodeMirror.defineExtension("showHint", function(options) {
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options = parseOptions(this, this.getCursor("start"), options);
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var selections = this.listSelections()
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if (selections.length > 1) return;
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// By default, don't allow completion when something is selected.
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// A hint function can have a `supportsSelection` property to
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// indicate that it can handle selections.
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if (this.somethingSelected()) {
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if (!options.hint.supportsSelection) return;
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// Don't try with cross-line selections
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for (var i = 0; i < selections.length; i++)
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if (selections[i].head.line != selections[i].anchor.line) return;
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}
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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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if (!completion.options.hint) return;
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CodeMirror.signal(this, "startCompletion", this);
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completion.update(true);
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});
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CodeMirror.defineExtension("closeHint", function() {
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if (this.state.completionActive) this.state.completionActive.close()
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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 = options;
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this.widget = null;
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this.debounce = 0;
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this.tick = 0;
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this.startPos = this.cm.getCursor("start");
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this.startLen = this.cm.getLine(this.startPos.line).length - this.cm.getSelection().length;
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var self = this;
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cm.on("cursorActivity", this.activityFunc = function() { self.cursorActivity(); });
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}
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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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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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this.tick = null;
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this.cm.off("cursorActivity", this.activityFunc);
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if (this.widget && this.data) CodeMirror.signal(this.data, "close");
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if (this.widget) this.widget.close();
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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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cursorActivity: function() {
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if (this.debounce) {
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cancelAnimationFrame(this.debounce);
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this.debounce = 0;
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}
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var pos = this.cm.getCursor(), line = this.cm.getLine(pos.line);
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if (pos.line != this.startPos.line || line.length - pos.ch != this.startLen - this.startPos.ch ||
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pos.ch < this.startPos.ch || this.cm.somethingSelected() ||
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(!pos.ch || this.options.closeCharacters.test(line.charAt(pos.ch - 1)))) {
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this.close();
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} else {
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var self = this;
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this.debounce = requestAnimationFrame(function() {self.update();});
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if (this.widget) this.widget.disable();
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}
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},
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update: function(first) {
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if (this.tick == null) return
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var self = this, myTick = ++this.tick
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fetchHints(this.options.hint, this.cm, this.options, function(data) {
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if (self.tick == myTick) self.finishUpdate(data, first)
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})
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},
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finishUpdate: function(data, first) {
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if (this.data) CodeMirror.signal(this.data, "update");
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var picked = (this.widget && this.widget.picked) || (first && this.options.completeSingle);
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if (this.widget) this.widget.close();
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this.data = data;
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if (data && data.list.length) {
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if (picked && data.list.length == 1) {
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this.pick(data, 0);
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} else {
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this.widget = new Widget(this, data);
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CodeMirror.signal(data, "shown");
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}
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}
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}
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};
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function parseOptions(cm, pos, options) {
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var editor = 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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if (out.hint.resolve) out.hint = out.hint.resolve(cm, pos)
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return out;
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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 mac = /Mac/.test(navigator.platform);
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if (mac) {
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baseMap["Ctrl-P"] = function() {handle.moveFocus(-1);};
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baseMap["Ctrl-N"] = function() {handle.moveFocus(1);};
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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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this.picked = false;
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var widget = this, cm = completion.cm;
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var ownerDocument = cm.getInputField().ownerDocument;
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var parentWindow = ownerDocument.defaultView || ownerDocument.parentWindow;
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var hints = this.hints = ownerDocument.createElement("ul");
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var theme = completion.cm.options.theme;
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hints.className = "CodeMirror-hints " + theme;
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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(ownerDocument.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(ownerDocument.createTextNode(cur.displayText || getText(cur)));
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elt.hintId = i;
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}
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var container = completion.options.container || ownerDocument.body;
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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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var offsetLeft = 0, offsetTop = 0;
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if (container !== ownerDocument.body) {
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// We offset the cursor position because left and top are relative to the offsetParent's top left corner.
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var isContainerPositioned = ['absolute', 'relative', 'fixed'].indexOf(parentWindow.getComputedStyle(container).position) !== -1;
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var offsetParent = isContainerPositioned ? container : container.offsetParent;
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var offsetParentPosition = offsetParent.getBoundingClientRect();
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var bodyPosition = ownerDocument.body.getBoundingClientRect();
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offsetLeft = (offsetParentPosition.left - bodyPosition.left - offsetParent.scrollLeft);
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offsetTop = (offsetParentPosition.top - bodyPosition.top - offsetParent.scrollTop);
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}
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hints.style.left = (left - offsetLeft) + "px";
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hints.style.top = (top - offsetTop) + "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 = parentWindow.innerWidth || Math.max(ownerDocument.body.offsetWidth, ownerDocument.documentElement.offsetWidth);
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var winH = parentWindow.innerHeight || Math.max(ownerDocument.body.offsetHeight, ownerDocument.documentElement.offsetHeight);
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container.appendChild(hints);
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var box = hints.getBoundingClientRect(), overlapY = box.bottom - winH;
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var scrolls = hints.scrollHeight > hints.clientHeight + 1
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var startScroll = cm.getScrollInfo();
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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 - offsetTop) + "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 - offsetTop) + "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 - offsetLeft) + "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 - offsetLeft) + "px";
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}
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if (scrolls) for (var node = hints.firstChild; node; node = node.nextSibling)
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node.style.paddingRight = cm.display.nativeBarWidth + "px"
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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) {
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var closingOnBlur;
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cm.on("blur", this.onBlur = function() { closingOnBlur = setTimeout(function() { completion.close(); }, 100); });
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cm.on("focus", this.onFocus = function() { clearTimeout(closingOnBlur); });
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}
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cm.on("scroll", this.onScroll = function() {
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var curScroll = cm.getScrollInfo(), editor = cm.getWrapperElement().getBoundingClientRect();
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var newTop = top + startScroll.top - curScroll.top;
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var point = newTop - (parentWindow.pageYOffset || (ownerDocument.documentElement || ownerDocument.body).scrollTop);
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if (!below) point += hints.offsetHeight;
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if (point <= editor.top || point >= editor.bottom) return completion.close();
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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[this.selectedHint], hints.childNodes[this.selectedHint]);
|
||||
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);
|
||||
},
|
||||
|
||||
disable: function() {
|
||||
this.completion.cm.removeKeyMap(this.keyMap);
|
||||
var widget = this;
|
||||
this.keyMap = {Enter: function() { widget.picked = true; }};
|
||||
this.completion.cm.addKeyMap(this.keyMap);
|
||||
},
|
||||
|
||||
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];
|
||||
if (node) 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;
|
||||
}
|
||||
};
|
||||
|
||||
function applicableHelpers(cm, helpers) {
|
||||
if (!cm.somethingSelected()) return helpers
|
||||
var result = []
|
||||
for (var i = 0; i < helpers.length; i++)
|
||||
if (helpers[i].supportsSelection) result.push(helpers[i])
|
||||
return result
|
||||
}
|
||||
|
||||
function fetchHints(hint, cm, options, callback) {
|
||||
if (hint.async) {
|
||||
hint(cm, callback, options)
|
||||
} else {
|
||||
var result = hint(cm, options)
|
||||
if (result && result.then) result.then(callback)
|
||||
else callback(result)
|
||||
}
|
||||
}
|
||||
|
||||
function resolveAutoHints(cm, pos) {
|
||||
var helpers = cm.getHelpers(pos, "hint"), words
|
||||
if (helpers.length) {
|
||||
var resolved = function(cm, callback, options) {
|
||||
var app = applicableHelpers(cm, helpers);
|
||||
function run(i) {
|
||||
if (i == app.length) return callback(null)
|
||||
fetchHints(app[i], cm, options, function(result) {
|
||||
if (result && result.list.length > 0) callback(result)
|
||||
else run(i + 1)
|
||||
})
|
||||
}
|
||||
run(0)
|
||||
}
|
||||
resolved.async = true
|
||||
resolved.supportsSelection = true
|
||||
return resolved
|
||||
} else if (words = cm.getHelper(cm.getCursor(), "hintWords")) {
|
||||
return function(cm) { return CodeMirror.hint.fromList(cm, {words: words}) }
|
||||
} else if (CodeMirror.hint.anyword) {
|
||||
return function(cm, options) { return CodeMirror.hint.anyword(cm, options) }
|
||||
} else {
|
||||
return function() {}
|
||||
}
|
||||
}
|
||||
|
||||
CodeMirror.registerHelper("hint", "auto", {
|
||||
resolve: resolveAutoHints
|
||||
});
|
||||
|
||||
CodeMirror.registerHelper("hint", "fromList", function(cm, options) {
|
||||
var cur = cm.getCursor(), token = cm.getTokenAt(cur)
|
||||
var term, from = CodeMirror.Pos(cur.line, token.start), to = cur
|
||||
if (token.start < cur.ch && /\w/.test(token.string.charAt(cur.ch - token.start - 1))) {
|
||||
term = token.string.substr(0, cur.ch - token.start)
|
||||
} else {
|
||||
term = ""
|
||||
from = cur
|
||||
}
|
||||
var found = [];
|
||||
for (var i = 0; i < options.words.length; i++) {
|
||||
var word = options.words[i];
|
||||
if (word.slice(0, term.length) == term)
|
||||
found.push(word);
|
||||
}
|
||||
|
||||
if (found.length) return {list: found, from: from, to: to};
|
||||
});
|
||||
|
||||
CodeMirror.commands.autocomplete = CodeMirror.showHint;
|
||||
|
||||
var defaultOptions = {
|
||||
hint: CodeMirror.hint.auto,
|
||||
completeSingle: true,
|
||||
alignWithWord: true,
|
||||
closeCharacters: /[\s()\[\]{};:>,]/,
|
||||
closeOnUnfocus: true,
|
||||
completeOnSingleClick: true,
|
||||
container: null,
|
||||
customKeys: null,
|
||||
extraKeys: null
|
||||
};
|
||||
|
||||
CodeMirror.defineOption("hintOptions", null);
|
||||
});
|
||||
Loading…
Reference in New Issue
Block a user