2013-09-20 18:34:10 +00:00
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/* vim:set ts=2 sw=2 sts=2 et tw=80:
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const { Cu, Cc, Ci, components } = require("chrome");
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const TAB_SIZE = "devtools.editor.tabsize";
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const EXPAND_TAB = "devtools.editor.expandtab";
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2014-01-15 20:04:19 +00:00
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const KEYMAP = "devtools.editor.keymap";
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2014-01-31 04:21:00 +00:00
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const AUTO_CLOSE = "devtools.editor.autoclosebrackets";
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2013-09-20 18:34:10 +00:00
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const L10N_BUNDLE = "chrome://browser/locale/devtools/sourceeditor.properties";
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const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
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2013-10-24 05:01:02 +00:00
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// Maximum allowed margin (in number of lines) from top or bottom of the editor
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// while shifting to a line which was initially out of view.
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const MAX_VERTICAL_OFFSET = 3;
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2013-12-02 22:10:57 +00:00
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const {Promise: promise} = Cu.import("resource://gre/modules/Promise.jsm", {});
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2013-09-20 18:34:10 +00:00
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const events = require("devtools/shared/event-emitter");
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Cu.import("resource://gre/modules/Services.jsm");
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const L10N = Services.strings.createBundle(L10N_BUNDLE);
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// CM_STYLES, CM_SCRIPTS and CM_IFRAME represent the HTML,
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// JavaScript and CSS that is injected into an iframe in
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// order to initialize a CodeMirror instance.
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const CM_STYLES = [
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2013-10-24 13:41:03 +00:00
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"chrome://browser/skin/devtools/common.css",
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2013-09-20 18:34:10 +00:00
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"chrome://browser/content/devtools/codemirror/codemirror.css",
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2013-10-22 20:53:53 +00:00
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"chrome://browser/content/devtools/codemirror/dialog.css",
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2014-01-16 00:23:32 +00:00
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"chrome://browser/content/devtools/codemirror/mozilla.css",
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"chrome://browser/content/devtools/codemirror/foldgutter.css"
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2013-09-20 18:34:10 +00:00
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];
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const CM_SCRIPTS = [
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"chrome://browser/content/devtools/theme-switching.js",
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2013-09-20 18:34:10 +00:00
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"chrome://browser/content/devtools/codemirror/codemirror.js",
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"chrome://browser/content/devtools/codemirror/dialog.js",
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"chrome://browser/content/devtools/codemirror/searchcursor.js",
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"chrome://browser/content/devtools/codemirror/search.js",
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"chrome://browser/content/devtools/codemirror/matchbrackets.js",
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2013-10-24 05:01:02 +00:00
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"chrome://browser/content/devtools/codemirror/closebrackets.js",
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2013-10-22 20:53:53 +00:00
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"chrome://browser/content/devtools/codemirror/comment.js",
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"chrome://browser/content/devtools/codemirror/javascript.js",
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"chrome://browser/content/devtools/codemirror/xml.js",
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"chrome://browser/content/devtools/codemirror/css.js",
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"chrome://browser/content/devtools/codemirror/htmlmixed.js",
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2013-11-06 09:59:20 +00:00
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"chrome://browser/content/devtools/codemirror/clike.js",
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2014-01-14 22:12:39 +00:00
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"chrome://browser/content/devtools/codemirror/activeline.js",
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2014-01-15 20:04:19 +00:00
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"chrome://browser/content/devtools/codemirror/trailingspace.js",
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"chrome://browser/content/devtools/codemirror/emacs.js",
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2014-01-16 00:23:32 +00:00
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"chrome://browser/content/devtools/codemirror/vim.js",
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"chrome://browser/content/devtools/codemirror/foldcode.js",
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"chrome://browser/content/devtools/codemirror/brace-fold.js",
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"chrome://browser/content/devtools/codemirror/comment-fold.js",
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"chrome://browser/content/devtools/codemirror/xml-fold.js",
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"chrome://browser/content/devtools/codemirror/foldgutter.js"
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2013-09-20 18:34:10 +00:00
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];
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const CM_IFRAME =
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"data:text/html;charset=utf8,<!DOCTYPE html>" +
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"<html dir='ltr'>" +
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" <head>" +
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" <style>" +
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" html, body { height: 100%; }" +
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" body { margin: 0; overflow: hidden; }" +
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" .CodeMirror { width: 100%; height: 100% !important; line-height: normal!important}" +
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" </style>" +
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[ " <link rel='stylesheet' href='" + style + "'>" for (style of CM_STYLES) ].join("\n") +
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" </head>" +
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" <body class='theme-body devtools-monospace'></body>" +
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"</html>";
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const CM_MAPPING = [
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"focus",
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"hasFocus",
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"lineCount",
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"somethingSelected",
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"getCursor",
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"setSelection",
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"getSelection",
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"replaceSelection",
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2014-01-07 21:01:38 +00:00
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"extendSelection",
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"undo",
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"redo",
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"clearHistory",
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2013-10-22 20:53:53 +00:00
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"openDialog",
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2014-01-07 19:24:57 +00:00
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"refresh",
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2014-01-30 10:46:09 +00:00
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"getScrollInfo",
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2014-01-07 19:24:57 +00:00
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"getOption",
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"setOption"
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2013-09-20 18:34:10 +00:00
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];
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2013-10-24 05:01:02 +00:00
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const { cssProperties, cssValues, cssColors } = getCSSKeywords();
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2013-09-20 18:34:10 +00:00
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const editors = new WeakMap();
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Editor.modes = {
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text: { name: "text" },
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2013-10-22 20:53:53 +00:00
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html: { name: "htmlmixed" },
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2013-11-06 09:59:20 +00:00
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css: { name: "css" },
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js: { name: "javascript" },
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vs: { name: "x-shader/x-vertex" },
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fs: { name: "x-shader/x-fragment" }
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2013-09-20 18:34:10 +00:00
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};
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/**
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* A very thin wrapper around CodeMirror. Provides a number
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* of helper methods to make our use of CodeMirror easier and
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* another method, appendTo, to actually create and append
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* the CodeMirror instance.
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*
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* Note that Editor doesn't expose CodeMirror instance to the
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* outside world.
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*
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* Constructor accepts one argument, config. It is very
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* similar to the CodeMirror configuration object so for most
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* properties go to CodeMirror's documentation (see below).
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*
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* Other than that, it accepts one additional and optional
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* property contextMenu. This property should be an ID of
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* an element we can use as a context menu.
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*
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* This object is also an event emitter.
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*
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* CodeMirror docs: http://codemirror.net/doc/manual.html
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*/
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function Editor(config) {
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const tabSize = Services.prefs.getIntPref(TAB_SIZE);
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const useTabs = !Services.prefs.getBoolPref(EXPAND_TAB);
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2014-01-15 20:04:19 +00:00
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const keyMap = Services.prefs.getCharPref(KEYMAP);
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2014-01-31 04:21:00 +00:00
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const useAutoClose = Services.prefs.getBoolPref(AUTO_CLOSE);
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2013-09-20 18:34:10 +00:00
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this.version = null;
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this.config = {
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value: "",
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mode: Editor.modes.text,
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indentUnit: tabSize,
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tabSize: tabSize,
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contextMenu: null,
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matchBrackets: true,
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extraKeys: {},
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indentWithTabs: useTabs,
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styleActiveLine: true,
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autoCloseBrackets: "()[]{}''\"\"",
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autoCloseEnabled: useAutoClose,
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theme: "mozilla"
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};
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2013-11-07 22:39:31 +00:00
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// Additional shortcuts.
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2014-01-17 20:58:45 +00:00
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this.config.extraKeys[Editor.keyFor("jumpToLine")] = () => this.jumpToLine();
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2014-02-13 15:02:51 +00:00
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this.config.extraKeys[Editor.keyFor("moveLineUp", { noaccel: true })] = () => this.moveLineUp();
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this.config.extraKeys[Editor.keyFor("moveLineDown", { noaccel: true })] = () => this.moveLineDown();
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2013-11-07 22:39:31 +00:00
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this.config.extraKeys[Editor.keyFor("toggleComment")] = "toggleComment";
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// Disable ctrl-[ and ctrl-] because toolbox uses those shortcuts.
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this.config.extraKeys[Editor.keyFor("indentLess")] = false;
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this.config.extraKeys[Editor.keyFor("indentMore")] = false;
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2014-01-15 20:04:19 +00:00
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// If alternative keymap is provided, use it.
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if (keyMap === "emacs" || keyMap === "vim")
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this.config.keyMap = keyMap;
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2013-09-20 18:34:10 +00:00
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// Overwrite default config with user-provided, if needed.
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Object.keys(config).forEach((k) => {
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if (k != "extraKeys") {
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this.config[k] = config[k];
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return;
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}
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2013-09-20 18:34:10 +00:00
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2013-11-07 22:39:31 +00:00
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if (!config.extraKeys)
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return;
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2013-09-20 18:34:10 +00:00
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2013-11-07 22:39:31 +00:00
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Object.keys(config.extraKeys).forEach((key) => {
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this.config.extraKeys[key] = config.extraKeys[key];
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});
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});
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2013-09-20 18:34:10 +00:00
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2014-01-17 20:58:45 +00:00
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// Set the code folding gutter, if needed.
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if (this.config.enableCodeFolding) {
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this.config.foldGutter = true;
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if (!this.config.gutters) {
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this.config.gutters = this.config.lineNumbers ? ["CodeMirror-linenumbers"] : [];
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this.config.gutters.push("CodeMirror-foldgutter");
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}
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}
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2014-01-31 04:21:00 +00:00
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// Configure automatic bracket closing.
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if (!this.config.autoCloseEnabled)
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this.config.autoCloseBrackets = false;
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2013-09-20 18:34:10 +00:00
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// Overwrite default tab behavior. If something is selected,
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// indent those lines. If nothing is selected and we're
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// indenting with tabs, insert one tab. Otherwise insert N
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// whitespaces where N == indentUnit option.
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this.config.extraKeys.Tab = (cm) => {
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if (cm.somethingSelected()) {
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cm.indentSelection("add");
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return;
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}
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2013-09-20 18:34:10 +00:00
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2014-01-01 03:28:42 +00:00
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if (this.config.indentWithTabs) {
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cm.replaceSelection("\t", "end", "+input");
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return;
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}
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2013-09-20 18:34:10 +00:00
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var num = cm.getOption("indentUnit");
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if (cm.getCursor().ch !== 0) num -= 1;
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cm.replaceSelection(" ".repeat(num), "end", "+input");
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};
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events.decorate(this);
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}
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Editor.prototype = {
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container: null,
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version: null,
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2013-10-22 20:53:53 +00:00
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config: null,
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2013-09-20 18:34:10 +00:00
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/**
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* Appends the current Editor instance to the element specified by
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2013-11-19 23:53:13 +00:00
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* 'el'. You can also provide your won iframe to host the editor as
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* an optional second parameter. This method actually creates and
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* loads CodeMirror and all its dependencies.
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2013-09-20 18:34:10 +00:00
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*
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* This method is asynchronous and returns a promise.
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*/
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2013-11-19 23:53:13 +00:00
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appendTo: function (el, env) {
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let def = promise.defer();
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let cm = editors.get(this);
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2013-11-19 23:53:13 +00:00
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if (!env)
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env = el.ownerDocument.createElementNS(XUL_NS, "iframe");
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2013-09-20 18:34:10 +00:00
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env.flex = 1;
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if (cm)
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throw new Error("You can append an editor only once.");
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let onLoad = () => {
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// Once the iframe is loaded, we can inject CodeMirror
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// and its dependencies into its DOM.
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2013-10-22 20:53:53 +00:00
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2013-09-20 18:34:10 +00:00
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env.removeEventListener("load", onLoad, true);
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let win = env.contentWindow.wrappedJSObject;
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CM_SCRIPTS.forEach((url) =>
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Services.scriptloader.loadSubScript(url, win, "utf8"));
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2013-10-24 05:01:02 +00:00
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// Replace the propertyKeywords, colorKeywords and valueKeywords
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// properties of the CSS MIME type with the values provided by Gecko.
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let cssSpec = win.CodeMirror.resolveMode("text/css");
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cssSpec.propertyKeywords = cssProperties;
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cssSpec.colorKeywords = cssColors;
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cssSpec.valueKeywords = cssValues;
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win.CodeMirror.defineMIME("text/css", cssSpec);
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let scssSpec = win.CodeMirror.resolveMode("text/x-scss");
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scssSpec.propertyKeywords = cssProperties;
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scssSpec.colorKeywords = cssColors;
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scssSpec.valueKeywords = cssValues;
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win.CodeMirror.defineMIME("text/x-scss", scssSpec);
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2014-01-15 20:04:19 +00:00
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win.CodeMirror.commands.save = () => this.emit("save");
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2013-10-24 05:01:02 +00:00
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// Create a CodeMirror instance add support for context menus,
|
2013-09-20 18:34:10 +00:00
|
|
|
// overwrite the default controller (otherwise items in the top and
|
|
|
|
|
// context menus won't work).
|
|
|
|
|
|
|
|
|
|
cm = win.CodeMirror(win.document.body, this.config);
|
|
|
|
|
cm.getWrapperElement().addEventListener("contextmenu", (ev) => {
|
|
|
|
|
ev.preventDefault();
|
2014-01-17 20:58:45 +00:00
|
|
|
if (!this.config.contextMenu) return;
|
|
|
|
|
let popup = el.ownerDocument.getElementById(this.config.contextMenu);
|
|
|
|
|
popup.openPopupAtScreen(ev.screenX, ev.screenY, true);
|
2013-09-20 18:34:10 +00:00
|
|
|
}, false);
|
|
|
|
|
|
2013-10-25 07:18:41 +00:00
|
|
|
cm.on("focus", () => this.emit("focus"));
|
2013-11-29 14:47:52 +00:00
|
|
|
cm.on("scroll", () => this.emit("scroll"));
|
2013-12-06 18:21:16 +00:00
|
|
|
cm.on("change", () => {
|
|
|
|
|
this.emit("change");
|
|
|
|
|
if (!this._lastDirty) {
|
|
|
|
|
this._lastDirty = true;
|
|
|
|
|
this.emit("dirty-change");
|
|
|
|
|
}
|
|
|
|
|
});
|
2013-10-22 20:53:53 +00:00
|
|
|
cm.on("cursorActivity", (cm) => this.emit("cursorActivity"));
|
|
|
|
|
|
2013-11-26 22:32:28 +00:00
|
|
|
cm.on("gutterClick", (cm, line, gutter, ev) => {
|
|
|
|
|
let head = { line: line, ch: 0 };
|
|
|
|
|
let tail = { line: line, ch: this.getText(line).length };
|
|
|
|
|
|
|
|
|
|
// Shift-click on a gutter selects the whole line.
|
2014-01-01 03:28:42 +00:00
|
|
|
if (ev.shiftKey) {
|
|
|
|
|
cm.setSelection(head, tail);
|
|
|
|
|
return;
|
|
|
|
|
}
|
2013-11-26 22:32:28 +00:00
|
|
|
|
|
|
|
|
this.emit("gutterClick", line);
|
|
|
|
|
});
|
|
|
|
|
|
2013-10-23 21:57:13 +00:00
|
|
|
win.CodeMirror.defineExtension("l10n", (name) => {
|
|
|
|
|
return L10N.GetStringFromName(name);
|
|
|
|
|
});
|
|
|
|
|
|
2013-11-05 18:30:19 +00:00
|
|
|
cm.getInputField().controllers.insertControllerAt(0, controller(this));
|
2013-09-20 18:34:10 +00:00
|
|
|
|
2013-10-22 20:53:53 +00:00
|
|
|
this.container = env;
|
2013-09-20 18:34:10 +00:00
|
|
|
editors.set(this, cm);
|
|
|
|
|
def.resolve();
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
env.addEventListener("load", onLoad, true);
|
|
|
|
|
env.setAttribute("src", CM_IFRAME);
|
|
|
|
|
el.appendChild(env);
|
|
|
|
|
|
|
|
|
|
this.once("destroy", () => el.removeChild(env));
|
|
|
|
|
return def.promise;
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
2013-11-06 09:59:20 +00:00
|
|
|
* Returns the currently active highlighting mode.
|
|
|
|
|
* See Editor.modes for the list of all suppoert modes.
|
2013-09-20 18:34:10 +00:00
|
|
|
*/
|
2013-11-06 09:59:20 +00:00
|
|
|
getMode: function () {
|
2014-01-07 19:24:57 +00:00
|
|
|
return this.getOption("mode");
|
2013-09-20 18:34:10 +00:00
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
2013-11-06 09:59:20 +00:00
|
|
|
* Changes the value of a currently used highlighting mode.
|
|
|
|
|
* See Editor.modes for the list of all suppoert modes.
|
2013-09-20 18:34:10 +00:00
|
|
|
*/
|
2013-11-06 09:59:20 +00:00
|
|
|
setMode: function (value) {
|
2014-01-07 19:24:57 +00:00
|
|
|
this.setOption("mode", value);
|
2013-09-20 18:34:10 +00:00
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
2013-10-22 20:53:53 +00:00
|
|
|
* Returns text from the text area. If line argument is provided
|
|
|
|
|
* the method returns only that line.
|
2013-09-20 18:34:10 +00:00
|
|
|
*/
|
2013-10-22 20:53:53 +00:00
|
|
|
getText: function (line) {
|
2013-09-20 18:34:10 +00:00
|
|
|
let cm = editors.get(this);
|
2013-11-06 09:59:20 +00:00
|
|
|
|
|
|
|
|
if (line == null)
|
|
|
|
|
return cm.getValue();
|
|
|
|
|
|
|
|
|
|
let info = cm.lineInfo(line);
|
|
|
|
|
return info ? cm.lineInfo(line).text : "";
|
2013-09-20 18:34:10 +00:00
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Replaces whatever is in the text area with the contents of
|
|
|
|
|
* the 'value' argument.
|
|
|
|
|
*/
|
|
|
|
|
setText: function (value) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
cm.setValue(value);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Replaces contents of a text area within the from/to {line, ch}
|
|
|
|
|
* range. If neither from nor to arguments are provided works
|
|
|
|
|
* exactly like setText. If only from object is provided, inserts
|
2013-11-05 12:07:37 +00:00
|
|
|
* text at that point, *overwriting* as many characters as needed.
|
2013-09-20 18:34:10 +00:00
|
|
|
*/
|
|
|
|
|
replaceText: function (value, from, to) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
|
2014-01-01 03:28:42 +00:00
|
|
|
if (!from) {
|
|
|
|
|
this.setText(value);
|
|
|
|
|
return;
|
|
|
|
|
}
|
2013-09-20 18:34:10 +00:00
|
|
|
|
|
|
|
|
if (!to) {
|
|
|
|
|
let text = cm.getRange({ line: 0, ch: 0 }, from);
|
2014-01-01 03:28:42 +00:00
|
|
|
this.setText(text + value);
|
|
|
|
|
return;
|
2013-09-20 18:34:10 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
cm.replaceRange(value, from, to);
|
|
|
|
|
},
|
|
|
|
|
|
2013-11-05 12:07:37 +00:00
|
|
|
/**
|
|
|
|
|
* Inserts text at the specified {line, ch} position, shifting existing
|
|
|
|
|
* contents as necessary.
|
|
|
|
|
*/
|
|
|
|
|
insertText: function (value, at) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
cm.replaceRange(value, at, at);
|
|
|
|
|
},
|
|
|
|
|
|
2013-09-20 18:34:10 +00:00
|
|
|
/**
|
|
|
|
|
* Deselects contents of the text area.
|
|
|
|
|
*/
|
|
|
|
|
dropSelection: function () {
|
|
|
|
|
if (!this.somethingSelected())
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
this.setCursor(this.getCursor());
|
|
|
|
|
},
|
|
|
|
|
|
2013-10-24 05:01:02 +00:00
|
|
|
/**
|
|
|
|
|
* Gets the first visible line number in the editor.
|
|
|
|
|
*/
|
|
|
|
|
getFirstVisibleLine: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
return cm.lineAtHeight(0, "local");
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Scrolls the view such that the given line number is the first visible line.
|
|
|
|
|
*/
|
|
|
|
|
setFirstVisibleLine: function (line) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let { top } = cm.charCoords({line: line, ch: 0}, "local");
|
|
|
|
|
cm.scrollTo(0, top);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Sets the cursor to the specified {line, ch} position with an additional
|
|
|
|
|
* option to align the line at the "top", "center" or "bottom" of the editor
|
|
|
|
|
* with "top" being default value.
|
|
|
|
|
*/
|
|
|
|
|
setCursor: function ({line, ch}, align) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
this.alignLine(line, align);
|
|
|
|
|
cm.setCursor({line: line, ch: ch});
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Aligns the provided line to either "top", "center" or "bottom" of the
|
|
|
|
|
* editor view with a maximum margin of MAX_VERTICAL_OFFSET lines from top or
|
|
|
|
|
* bottom.
|
|
|
|
|
*/
|
|
|
|
|
alignLine: function(line, align) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let from = cm.lineAtHeight(0, "page");
|
|
|
|
|
let to = cm.lineAtHeight(cm.getWrapperElement().clientHeight, "page");
|
|
|
|
|
let linesVisible = to - from;
|
|
|
|
|
let halfVisible = Math.round(linesVisible/2);
|
|
|
|
|
|
|
|
|
|
// If the target line is in view, skip the vertical alignment part.
|
|
|
|
|
if (line <= to && line >= from) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Setting the offset so that the line always falls in the upper half
|
|
|
|
|
// of visible lines (lower half for bottom aligned).
|
|
|
|
|
// MAX_VERTICAL_OFFSET is the maximum allowed value.
|
|
|
|
|
let offset = Math.min(halfVisible, MAX_VERTICAL_OFFSET);
|
|
|
|
|
|
|
|
|
|
let topLine = {
|
|
|
|
|
"center": Math.max(line - halfVisible, 0),
|
|
|
|
|
"bottom": Math.max(line - linesVisible + offset, 0),
|
|
|
|
|
"top": Math.max(line - offset, 0)
|
|
|
|
|
}[align || "top"] || offset;
|
|
|
|
|
|
|
|
|
|
// Bringing down the topLine to total lines in the editor if exceeding.
|
|
|
|
|
topLine = Math.min(topLine, this.lineCount());
|
|
|
|
|
this.setFirstVisibleLine(topLine);
|
|
|
|
|
},
|
|
|
|
|
|
2013-11-05 12:07:37 +00:00
|
|
|
/**
|
|
|
|
|
* Returns whether a marker of a specified class exists in a line's gutter.
|
|
|
|
|
*/
|
|
|
|
|
hasMarker: function (line, gutterName, markerClass) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let info = cm.lineInfo(line);
|
|
|
|
|
if (!info)
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
let gutterMarkers = info.gutterMarkers;
|
|
|
|
|
if (!gutterMarkers)
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
let marker = gutterMarkers[gutterName];
|
|
|
|
|
if (!marker)
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
return marker.classList.contains(markerClass);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Adds a marker with a specified class to a line's gutter. If another marker
|
|
|
|
|
* exists on that line, the new marker class is added to its class list.
|
|
|
|
|
*/
|
|
|
|
|
addMarker: function (line, gutterName, markerClass) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let info = cm.lineInfo(line);
|
|
|
|
|
if (!info)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
let gutterMarkers = info.gutterMarkers;
|
|
|
|
|
if (gutterMarkers) {
|
|
|
|
|
let marker = gutterMarkers[gutterName];
|
|
|
|
|
if (marker) {
|
|
|
|
|
marker.classList.add(markerClass);
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
let marker = cm.getWrapperElement().ownerDocument.createElement("div");
|
|
|
|
|
marker.className = markerClass;
|
|
|
|
|
cm.setGutterMarker(info.line, gutterName, marker);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The reverse of addMarker. Removes a marker of a specified class from a
|
|
|
|
|
* line's gutter.
|
|
|
|
|
*/
|
|
|
|
|
removeMarker: function (line, gutterName, markerClass) {
|
|
|
|
|
if (!this.hasMarker(line, gutterName, markerClass))
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
cm.lineInfo(line).gutterMarkers[gutterName].classList.remove(markerClass);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Remove all gutter markers in the gutter with the given name.
|
|
|
|
|
*/
|
|
|
|
|
removeAllMarkers: function (gutterName) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
cm.clearGutter(gutterName);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Handles attaching a set of events listeners on a marker. They should
|
|
|
|
|
* be passed as an object literal with keys as event names and values as
|
|
|
|
|
* function listeners. The line number, marker node and optional data
|
|
|
|
|
* will be passed as arguments to the function listener.
|
|
|
|
|
*
|
|
|
|
|
* You don't need to worry about removing these event listeners.
|
|
|
|
|
* They're automatically orphaned when clearing markers.
|
|
|
|
|
*/
|
|
|
|
|
setMarkerListeners: function(line, gutterName, markerClass, events, data) {
|
|
|
|
|
if (!this.hasMarker(line, gutterName, markerClass))
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let marker = cm.lineInfo(line).gutterMarkers[gutterName];
|
|
|
|
|
|
|
|
|
|
for (let name in events) {
|
|
|
|
|
let listener = events[name].bind(this, line, marker, data);
|
|
|
|
|
marker.addEventListener(name, listener);
|
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns whether a line is decorated using the specified class name.
|
|
|
|
|
*/
|
|
|
|
|
hasLineClass: function (line, className) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let info = cm.lineInfo(line);
|
2013-11-19 23:53:13 +00:00
|
|
|
|
|
|
|
|
if (!info || !info.wrapClass)
|
2013-11-05 12:07:37 +00:00
|
|
|
return false;
|
|
|
|
|
|
2013-11-19 23:53:13 +00:00
|
|
|
return info.wrapClass.split(" ").indexOf(className) != -1;
|
2013-11-05 12:07:37 +00:00
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Set a CSS class name for the given line, including the text and gutter.
|
|
|
|
|
*/
|
|
|
|
|
addLineClass: function (line, className) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
cm.addLineClass(line, "wrap", className);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The reverse of addLineClass.
|
|
|
|
|
*/
|
|
|
|
|
removeLineClass: function (line, className) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
cm.removeLineClass(line, "wrap", className);
|
|
|
|
|
},
|
|
|
|
|
|
2013-11-29 14:47:52 +00:00
|
|
|
/**
|
|
|
|
|
* Mark a range of text inside the two {line, ch} bounds. Since the range may
|
|
|
|
|
* be modified, for example, when typing text, this method returns a function
|
|
|
|
|
* that can be used to remove the mark.
|
|
|
|
|
*/
|
|
|
|
|
markText: function(from, to, className = "marked-text") {
|
|
|
|
|
let cm = editors.get(this);
|
2014-01-08 14:59:00 +00:00
|
|
|
let text = cm.getRange(from, to);
|
|
|
|
|
let span = cm.getWrapperElement().ownerDocument.createElement("span");
|
|
|
|
|
span.className = className;
|
|
|
|
|
span.textContent = text;
|
|
|
|
|
|
|
|
|
|
let mark = cm.markText(from, to, { replacedWith: span });
|
|
|
|
|
return {
|
|
|
|
|
anchor: span,
|
|
|
|
|
clear: () => mark.clear()
|
|
|
|
|
};
|
2013-11-29 14:47:52 +00:00
|
|
|
},
|
|
|
|
|
|
2013-11-06 09:59:20 +00:00
|
|
|
/**
|
|
|
|
|
* Calculates and returns one or more {line, ch} objects for
|
|
|
|
|
* a zero-based index who's value is relative to the start of
|
|
|
|
|
* the editor's text.
|
|
|
|
|
*
|
|
|
|
|
* If only one argument is given, this method returns a single
|
|
|
|
|
* {line,ch} object. Otherwise it returns an array.
|
|
|
|
|
*/
|
|
|
|
|
getPosition: function (...args) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let res = args.map((ind) => cm.posFromIndex(ind));
|
|
|
|
|
return args.length === 1 ? res[0] : res;
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* The reverse of getPosition. Similarly to getPosition this
|
|
|
|
|
* method returns a single value if only one argument was given
|
|
|
|
|
* and an array otherwise.
|
|
|
|
|
*/
|
|
|
|
|
getOffset: function (...args) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let res = args.map((pos) => cm.indexFromPos(pos));
|
|
|
|
|
return args.length > 1 ? res : res[0];
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns a {line, ch} object that corresponds to the
|
|
|
|
|
* left, top coordinates.
|
|
|
|
|
*/
|
2013-11-29 14:47:52 +00:00
|
|
|
getPositionFromCoords: function ({left, top}) {
|
2013-11-06 09:59:20 +00:00
|
|
|
let cm = editors.get(this);
|
|
|
|
|
return cm.coordsChar({ left: left, top: top });
|
|
|
|
|
},
|
|
|
|
|
|
2013-11-29 14:47:52 +00:00
|
|
|
/**
|
|
|
|
|
* The reverse of getPositionFromCoords. Similarly, returns a {left, top}
|
|
|
|
|
* object that corresponds to the specified line and character number.
|
|
|
|
|
*/
|
|
|
|
|
getCoordsFromPosition: function ({line, ch}) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
return cm.charCoords({ line: ~~line, ch: ~~ch });
|
|
|
|
|
},
|
|
|
|
|
|
2013-11-06 09:59:20 +00:00
|
|
|
/**
|
|
|
|
|
* Returns true if there's something to undo and false otherwise.
|
|
|
|
|
*/
|
|
|
|
|
canUndo: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
return cm.historySize().undo > 0;
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns true if there's something to redo and false otherwise.
|
|
|
|
|
*/
|
|
|
|
|
canRedo: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
return cm.historySize().redo > 0;
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Marks the contents as clean and returns the current
|
|
|
|
|
* version number.
|
|
|
|
|
*/
|
|
|
|
|
setClean: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
this.version = cm.changeGeneration();
|
2013-12-06 18:21:16 +00:00
|
|
|
this._lastDirty = false;
|
|
|
|
|
this.emit("dirty-change");
|
2013-11-06 09:59:20 +00:00
|
|
|
return this.version;
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns true if contents of the text area are
|
|
|
|
|
* clean i.e. no changes were made since the last version.
|
|
|
|
|
*/
|
|
|
|
|
isClean: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
return cm.isClean(this.version);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* This method opens an in-editor dialog asking for a line to
|
|
|
|
|
* jump to. Once given, it changes cursor to that line.
|
|
|
|
|
*/
|
2014-01-17 20:58:45 +00:00
|
|
|
jumpToLine: function () {
|
|
|
|
|
let doc = editors.get(this).getWrapperElement().ownerDocument;
|
2013-11-20 22:39:10 +00:00
|
|
|
let div = doc.createElement("div");
|
|
|
|
|
let inp = doc.createElement("input");
|
|
|
|
|
let txt = doc.createTextNode(L10N.GetStringFromName("gotoLineCmd.promptTitle"));
|
|
|
|
|
|
|
|
|
|
inp.type = "text";
|
|
|
|
|
inp.style.width = "10em";
|
|
|
|
|
inp.style.MozMarginStart = "1em";
|
|
|
|
|
|
|
|
|
|
div.appendChild(txt);
|
|
|
|
|
div.appendChild(inp);
|
|
|
|
|
|
|
|
|
|
this.openDialog(div, (line) => this.setCursor({ line: line - 1, ch: 0 }));
|
2013-11-06 09:59:20 +00:00
|
|
|
},
|
|
|
|
|
|
2013-11-26 03:06:42 +00:00
|
|
|
/**
|
|
|
|
|
* Moves the content of the current line or the lines selected up a line.
|
|
|
|
|
*/
|
|
|
|
|
moveLineUp: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let start = cm.getCursor("start");
|
|
|
|
|
let end = cm.getCursor("end");
|
|
|
|
|
|
|
|
|
|
if (start.line === 0)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
// Get the text in the lines selected or the current line of the cursor
|
|
|
|
|
// and append the text of the previous line.
|
|
|
|
|
let value;
|
|
|
|
|
if (start.line !== end.line) {
|
|
|
|
|
value = cm.getRange({ line: start.line, ch: 0 },
|
|
|
|
|
{ line: end.line, ch: cm.getLine(end.line).length }) + "\n";
|
|
|
|
|
} else {
|
|
|
|
|
value = cm.getLine(start.line) + "\n";
|
|
|
|
|
}
|
|
|
|
|
value += cm.getLine(start.line - 1);
|
|
|
|
|
|
|
|
|
|
// Replace the previous line and the currently selected lines with the new
|
|
|
|
|
// value and maintain the selection of the text.
|
|
|
|
|
cm.replaceRange(value, { line: start.line - 1, ch: 0 },
|
|
|
|
|
{ line: end.line, ch: cm.getLine(end.line).length });
|
|
|
|
|
cm.setSelection({ line: start.line - 1, ch: start.ch },
|
|
|
|
|
{ line: end.line - 1, ch: end.ch });
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Moves the content of the current line or the lines selected down a line.
|
|
|
|
|
*/
|
|
|
|
|
moveLineDown: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let start = cm.getCursor("start");
|
|
|
|
|
let end = cm.getCursor("end");
|
|
|
|
|
|
|
|
|
|
if (end.line + 1 === cm.lineCount())
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
// Get the text of next line and append the text in the lines selected
|
|
|
|
|
// or the current line of the cursor.
|
|
|
|
|
let value = cm.getLine(end.line + 1) + "\n";
|
|
|
|
|
if (start.line !== end.line) {
|
|
|
|
|
value += cm.getRange({ line: start.line, ch: 0 },
|
|
|
|
|
{ line: end.line, ch: cm.getLine(end.line).length });
|
|
|
|
|
} else {
|
|
|
|
|
value += cm.getLine(start.line);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Replace the currently selected lines and the next line with the new
|
|
|
|
|
// value and maintain the selection of the text.
|
|
|
|
|
cm.replaceRange(value, { line: start.line, ch: 0 },
|
|
|
|
|
{ line: end.line + 1, ch: cm.getLine(end.line + 1).length});
|
|
|
|
|
cm.setSelection({ line: start.line + 1, ch: start.ch },
|
|
|
|
|
{ line: end.line + 1, ch: end.ch });
|
|
|
|
|
},
|
|
|
|
|
|
2014-02-11 02:21:42 +00:00
|
|
|
/**
|
|
|
|
|
* Returns current font size for the editor area, in pixels.
|
|
|
|
|
*/
|
|
|
|
|
getFontSize: function () {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
let el = cm.getWrapperElement();
|
|
|
|
|
let win = el.ownerDocument.defaultView;
|
|
|
|
|
|
|
|
|
|
return parseInt(win.getComputedStyle(el).getPropertyValue("font-size"), 10);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Sets font size for the editor area.
|
|
|
|
|
*/
|
|
|
|
|
setFontSize: function (size) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
cm.getWrapperElement().style.fontSize = parseInt(size, 10) + "px";
|
|
|
|
|
},
|
|
|
|
|
|
2013-11-06 09:59:20 +00:00
|
|
|
/**
|
|
|
|
|
* Extends an instance of the Editor object with additional
|
|
|
|
|
* functions. Each function will be called with context as
|
|
|
|
|
* the first argument. Context is a {ed, cm} object where
|
|
|
|
|
* 'ed' is an instance of the Editor object and 'cm' is an
|
|
|
|
|
* instance of the CodeMirror object. Example:
|
|
|
|
|
*
|
|
|
|
|
* function hello(ctx, name) {
|
|
|
|
|
* let { cm, ed } = ctx;
|
|
|
|
|
* cm; // CodeMirror instance
|
|
|
|
|
* ed; // Editor instance
|
|
|
|
|
* name; // 'Mozilla'
|
|
|
|
|
* }
|
|
|
|
|
*
|
|
|
|
|
* editor.extend({ hello: hello });
|
|
|
|
|
* editor.hello('Mozilla');
|
|
|
|
|
*/
|
|
|
|
|
extend: function (funcs) {
|
|
|
|
|
Object.keys(funcs).forEach((name) => {
|
|
|
|
|
let cm = editors.get(this);
|
2014-01-28 15:08:41 +00:00
|
|
|
let ctx = { ed: this, cm: cm, Editor: Editor};
|
2013-11-06 09:59:20 +00:00
|
|
|
|
2014-01-01 03:28:42 +00:00
|
|
|
if (name === "initialize") {
|
|
|
|
|
funcs[name](ctx);
|
|
|
|
|
return;
|
|
|
|
|
}
|
2013-11-06 09:59:20 +00:00
|
|
|
|
|
|
|
|
this[name] = funcs[name].bind(null, ctx);
|
|
|
|
|
});
|
|
|
|
|
},
|
|
|
|
|
|
2013-09-20 18:34:10 +00:00
|
|
|
destroy: function () {
|
2013-10-22 20:53:53 +00:00
|
|
|
this.container = null;
|
|
|
|
|
this.config = null;
|
2013-09-20 18:34:10 +00:00
|
|
|
this.version = null;
|
|
|
|
|
this.emit("destroy");
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
// Since Editor is a thin layer over CodeMirror some methods
|
|
|
|
|
// are mapped directly—without any changes.
|
|
|
|
|
|
|
|
|
|
CM_MAPPING.forEach(function (name) {
|
|
|
|
|
Editor.prototype[name] = function (...args) {
|
|
|
|
|
let cm = editors.get(this);
|
|
|
|
|
return cm[name].apply(cm, args);
|
|
|
|
|
};
|
|
|
|
|
});
|
|
|
|
|
|
2013-11-07 22:39:31 +00:00
|
|
|
// Static methods on the Editor object itself.
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns a string representation of a shortcut 'key' with
|
|
|
|
|
* a OS specific modifier. Cmd- for Macs, Ctrl- for other
|
|
|
|
|
* platforms. Useful with extraKeys configuration option.
|
2013-11-20 19:51:33 +00:00
|
|
|
*
|
|
|
|
|
* CodeMirror defines all keys with modifiers in the following
|
|
|
|
|
* order: Shift - Ctrl/Cmd - Alt - Key
|
2013-11-07 22:39:31 +00:00
|
|
|
*/
|
2013-11-20 19:51:33 +00:00
|
|
|
Editor.accel = function (key, modifiers={}) {
|
|
|
|
|
return (modifiers.shift ? "Shift-" : "") +
|
|
|
|
|
(Services.appinfo.OS == "Darwin" ? "Cmd-" : "Ctrl-") +
|
|
|
|
|
(modifiers.alt ? "Alt-" : "") + key;
|
2013-11-07 22:39:31 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns a string representation of a shortcut for a
|
2014-02-13 15:02:51 +00:00
|
|
|
* specified command 'cmd'. Append Cmd- for macs, Ctrl- for other
|
|
|
|
|
* platforms unless noaccel is specified in the options. Useful when overwriting
|
|
|
|
|
* or disabling default shortcuts.
|
2013-11-07 22:39:31 +00:00
|
|
|
*/
|
2014-02-13 15:02:51 +00:00
|
|
|
Editor.keyFor = function (cmd, opts={ noaccel: false }) {
|
|
|
|
|
let key = L10N.GetStringFromName(cmd + ".commandkey");
|
|
|
|
|
return opts.noaccel ? key : Editor.accel(key);
|
2013-11-07 22:39:31 +00:00
|
|
|
};
|
|
|
|
|
|
2013-10-24 05:01:02 +00:00
|
|
|
// Since Gecko already provide complete and up to date list of CSS property
|
|
|
|
|
// names, values and color names, we compute them so that they can replace
|
|
|
|
|
// the ones used in CodeMirror while initiating an editor object. This is done
|
|
|
|
|
// here instead of the file codemirror/css.js so as to leave that file untouched
|
|
|
|
|
// and easily upgradable.
|
|
|
|
|
function getCSSKeywords() {
|
|
|
|
|
function keySet(array) {
|
|
|
|
|
var keys = {};
|
|
|
|
|
for (var i = 0; i < array.length; ++i) {
|
|
|
|
|
keys[array[i]] = true;
|
|
|
|
|
}
|
|
|
|
|
return keys;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
let domUtils = Cc["@mozilla.org/inspector/dom-utils;1"]
|
|
|
|
|
.getService(Ci.inIDOMUtils);
|
|
|
|
|
let cssProperties = domUtils.getCSSPropertyNames(domUtils.INCLUDE_ALIASES);
|
|
|
|
|
let cssColors = {};
|
|
|
|
|
let cssValues = {};
|
|
|
|
|
cssProperties.forEach(property => {
|
|
|
|
|
if (property.contains("color")) {
|
|
|
|
|
domUtils.getCSSValuesForProperty(property).forEach(value => {
|
|
|
|
|
cssColors[value] = true;
|
|
|
|
|
});
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
domUtils.getCSSValuesForProperty(property).forEach(value => {
|
|
|
|
|
cssValues[value] = true;
|
|
|
|
|
});
|
|
|
|
|
}
|
|
|
|
|
});
|
|
|
|
|
return {
|
|
|
|
|
cssProperties: keySet(cssProperties),
|
|
|
|
|
cssValues: cssValues,
|
|
|
|
|
cssColors: cssColors
|
|
|
|
|
};
|
|
|
|
|
}
|
|
|
|
|
|
2013-09-20 18:34:10 +00:00
|
|
|
/**
|
|
|
|
|
* Returns a controller object that can be used for
|
|
|
|
|
* editor-specific commands such as find, jump to line,
|
|
|
|
|
* copy/paste, etc.
|
|
|
|
|
*/
|
2013-11-05 18:30:19 +00:00
|
|
|
function controller(ed) {
|
2013-09-20 18:34:10 +00:00
|
|
|
return {
|
|
|
|
|
supportsCommand: function (cmd) {
|
|
|
|
|
switch (cmd) {
|
|
|
|
|
case "cmd_find":
|
|
|
|
|
case "cmd_findAgain":
|
|
|
|
|
case "cmd_findPrevious":
|
|
|
|
|
case "cmd_gotoLine":
|
|
|
|
|
case "cmd_undo":
|
|
|
|
|
case "cmd_redo":
|
|
|
|
|
case "cmd_delete":
|
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case "cmd_selectAll":
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return true;
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}
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return false;
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},
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isCommandEnabled: function (cmd) {
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|
|
|
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let cm = editors.get(ed);
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|
|
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switch (cmd) {
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case "cmd_find":
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case "cmd_gotoLine":
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case "cmd_selectAll":
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|
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return true;
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case "cmd_findAgain":
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|
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return cm.state.search != null && cm.state.search.query != null;
|
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case "cmd_undo":
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|
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|
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return ed.canUndo();
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case "cmd_redo":
|
|
|
|
|
return ed.canRedo();
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|
|
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case "cmd_delete":
|
|
|
|
|
return ed.somethingSelected();
|
|
|
|
|
}
|
|
|
|
|
|
|
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|
|
return false;
|
|
|
|
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},
|
|
|
|
|
|
|
|
|
|
doCommand: function (cmd) {
|
|
|
|
|
let cm = editors.get(ed);
|
|
|
|
|
let map = {
|
|
|
|
|
"cmd_selectAll": "selectAll",
|
|
|
|
|
"cmd_find": "find",
|
|
|
|
|
"cmd_undo": "undo",
|
|
|
|
|
"cmd_redo": "redo",
|
|
|
|
|
"cmd_delete": "delCharAfter",
|
|
|
|
|
"cmd_findAgain": "findNext"
|
|
|
|
|
};
|
|
|
|
|
|
2014-01-01 03:28:42 +00:00
|
|
|
if (map[cmd]) {
|
|
|
|
|
cm.execCommand(map[cmd]);
|
|
|
|
|
return;
|
|
|
|
|
}
|
2013-09-20 18:34:10 +00:00
|
|
|
|
|
|
|
|
if (cmd == "cmd_gotoLine")
|
2014-01-17 20:58:45 +00:00
|
|
|
ed.jumpToLine();
|
2013-09-20 18:34:10 +00:00
|
|
|
},
|
|
|
|
|
|
|
|
|
|
onEvent: function () {}
|
|
|
|
|
};
|
|
|
|
|
}
|
|
|
|
|
|
2013-10-24 05:01:02 +00:00
|
|
|
module.exports = Editor;
|
