diff options
Diffstat (limited to 'www/wiki/extensions/CodeEditor/modules/ace/keybinding-emacs.js')
| -rw-r--r-- | www/wiki/extensions/CodeEditor/modules/ace/keybinding-emacs.js | 1181 |
1 files changed, 1181 insertions, 0 deletions
diff --git a/www/wiki/extensions/CodeEditor/modules/ace/keybinding-emacs.js b/www/wiki/extensions/CodeEditor/modules/ace/keybinding-emacs.js new file mode 100644 index 00000000..8816abad --- /dev/null +++ b/www/wiki/extensions/CodeEditor/modules/ace/keybinding-emacs.js @@ -0,0 +1,1181 @@ +ace.define("ace/occur",["require","exports","module","ace/lib/oop","ace/range","ace/search","ace/edit_session","ace/search_highlight","ace/lib/dom"], function(require, exports, module) { +"use strict"; + +var oop = require("./lib/oop"); +var Range = require("./range").Range; +var Search = require("./search").Search; +var EditSession = require("./edit_session").EditSession; +var SearchHighlight = require("./search_highlight").SearchHighlight; +function Occur() {} + +oop.inherits(Occur, Search); + +(function() { + this.enter = function(editor, options) { + if (!options.needle) return false; + var pos = editor.getCursorPosition(); + this.displayOccurContent(editor, options); + var translatedPos = this.originalToOccurPosition(editor.session, pos); + editor.moveCursorToPosition(translatedPos); + return true; + } + this.exit = function(editor, options) { + var pos = options.translatePosition && editor.getCursorPosition(); + var translatedPos = pos && this.occurToOriginalPosition(editor.session, pos); + this.displayOriginalContent(editor); + if (translatedPos) + editor.moveCursorToPosition(translatedPos); + return true; + } + + this.highlight = function(sess, regexp) { + var hl = sess.$occurHighlight = sess.$occurHighlight || sess.addDynamicMarker( + new SearchHighlight(null, "ace_occur-highlight", "text")); + hl.setRegexp(regexp); + sess._emit("changeBackMarker"); // force highlight layer redraw + } + + this.displayOccurContent = function(editor, options) { + this.$originalSession = editor.session; + var found = this.matchingLines(editor.session, options); + var lines = found.map(function(foundLine) { return foundLine.content; }); + var occurSession = new EditSession(lines.join('\n')); + occurSession.$occur = this; + occurSession.$occurMatchingLines = found; + editor.setSession(occurSession); + this.$useEmacsStyleLineStart = this.$originalSession.$useEmacsStyleLineStart; + occurSession.$useEmacsStyleLineStart = this.$useEmacsStyleLineStart; + this.highlight(occurSession, options.re); + occurSession._emit('changeBackMarker'); + } + + this.displayOriginalContent = function(editor) { + editor.setSession(this.$originalSession); + this.$originalSession.$useEmacsStyleLineStart = this.$useEmacsStyleLineStart; + } + this.originalToOccurPosition = function(session, pos) { + var lines = session.$occurMatchingLines; + var nullPos = {row: 0, column: 0}; + if (!lines) return nullPos; + for (var i = 0; i < lines.length; i++) { + if (lines[i].row === pos.row) + return {row: i, column: pos.column}; + } + return nullPos; + } + this.occurToOriginalPosition = function(session, pos) { + var lines = session.$occurMatchingLines; + if (!lines || !lines[pos.row]) + return pos; + return {row: lines[pos.row].row, column: pos.column}; + } + + this.matchingLines = function(session, options) { + options = oop.mixin({}, options); + if (!session || !options.needle) return []; + var search = new Search(); + search.set(options); + return search.findAll(session).reduce(function(lines, range) { + var row = range.start.row; + var last = lines[lines.length-1]; + return last && last.row === row ? + lines : + lines.concat({row: row, content: session.getLine(row)}); + }, []); + } + +}).call(Occur.prototype); + +var dom = require('./lib/dom'); +dom.importCssString(".ace_occur-highlight {\n\ + border-radius: 4px;\n\ + background-color: rgba(87, 255, 8, 0.25);\n\ + position: absolute;\n\ + z-index: 4;\n\ + -moz-box-sizing: border-box;\n\ + -webkit-box-sizing: border-box;\n\ + box-sizing: border-box;\n\ + box-shadow: 0 0 4px rgb(91, 255, 50);\n\ +}\n\ +.ace_dark .ace_occur-highlight {\n\ + background-color: rgb(80, 140, 85);\n\ + box-shadow: 0 0 4px rgb(60, 120, 70);\n\ +}\n", "incremental-occur-highlighting"); + +exports.Occur = Occur; + +}); + +ace.define("ace/commands/occur_commands",["require","exports","module","ace/config","ace/occur","ace/keyboard/hash_handler","ace/lib/oop"], function(require, exports, module) { + +var config = require("../config"), + Occur = require("../occur").Occur; +var occurStartCommand = { + name: "occur", + exec: function(editor, options) { + var alreadyInOccur = !!editor.session.$occur; + var occurSessionActive = new Occur().enter(editor, options); + if (occurSessionActive && !alreadyInOccur) + OccurKeyboardHandler.installIn(editor); + }, + readOnly: true +}; + +var occurCommands = [{ + name: "occurexit", + bindKey: 'esc|Ctrl-G', + exec: function(editor) { + var occur = editor.session.$occur; + if (!occur) return; + occur.exit(editor, {}); + if (!editor.session.$occur) OccurKeyboardHandler.uninstallFrom(editor); + }, + readOnly: true +}, { + name: "occuraccept", + bindKey: 'enter', + exec: function(editor) { + var occur = editor.session.$occur; + if (!occur) return; + occur.exit(editor, {translatePosition: true}); + if (!editor.session.$occur) OccurKeyboardHandler.uninstallFrom(editor); + }, + readOnly: true +}]; + +var HashHandler = require("../keyboard/hash_handler").HashHandler; +var oop = require("../lib/oop"); + + +function OccurKeyboardHandler() {} + +oop.inherits(OccurKeyboardHandler, HashHandler); + +(function() { + + this.isOccurHandler = true; + + this.attach = function(editor) { + HashHandler.call(this, occurCommands, editor.commands.platform); + this.$editor = editor; + } + + var handleKeyboard$super = this.handleKeyboard; + this.handleKeyboard = function(data, hashId, key, keyCode) { + var cmd = handleKeyboard$super.call(this, data, hashId, key, keyCode); + return (cmd && cmd.command) ? cmd : undefined; + } + +}).call(OccurKeyboardHandler.prototype); + +OccurKeyboardHandler.installIn = function(editor) { + var handler = new this(); + editor.keyBinding.addKeyboardHandler(handler); + editor.commands.addCommands(occurCommands); +} + +OccurKeyboardHandler.uninstallFrom = function(editor) { + editor.commands.removeCommands(occurCommands); + var handler = editor.getKeyboardHandler(); + if (handler.isOccurHandler) + editor.keyBinding.removeKeyboardHandler(handler); +} + +exports.occurStartCommand = occurStartCommand; + +}); + +ace.define("ace/commands/incremental_search_commands",["require","exports","module","ace/config","ace/lib/oop","ace/keyboard/hash_handler","ace/commands/occur_commands"], function(require, exports, module) { + +var config = require("../config"); +var oop = require("../lib/oop"); +var HashHandler = require("../keyboard/hash_handler").HashHandler; +var occurStartCommand = require("./occur_commands").occurStartCommand; +exports.iSearchStartCommands = [{ + name: "iSearch", + bindKey: {win: "Ctrl-F", mac: "Command-F"}, + exec: function(editor, options) { + config.loadModule(["core", "ace/incremental_search"], function(e) { + var iSearch = e.iSearch = e.iSearch || new e.IncrementalSearch(); + iSearch.activate(editor, options.backwards); + if (options.jumpToFirstMatch) iSearch.next(options); + }); + }, + readOnly: true +}, { + name: "iSearchBackwards", + exec: function(editor, jumpToNext) { editor.execCommand('iSearch', {backwards: true}); }, + readOnly: true +}, { + name: "iSearchAndGo", + bindKey: {win: "Ctrl-K", mac: "Command-G"}, + exec: function(editor, jumpToNext) { editor.execCommand('iSearch', {jumpToFirstMatch: true, useCurrentOrPrevSearch: true}); }, + readOnly: true +}, { + name: "iSearchBackwardsAndGo", + bindKey: {win: "Ctrl-Shift-K", mac: "Command-Shift-G"}, + exec: function(editor) { editor.execCommand('iSearch', {jumpToFirstMatch: true, backwards: true, useCurrentOrPrevSearch: true}); }, + readOnly: true +}]; +exports.iSearchCommands = [{ + name: "restartSearch", + bindKey: {win: "Ctrl-F", mac: "Command-F"}, + exec: function(iSearch) { + iSearch.cancelSearch(true); + } +}, { + name: "searchForward", + bindKey: {win: "Ctrl-S|Ctrl-K", mac: "Ctrl-S|Command-G"}, + exec: function(iSearch, options) { + options.useCurrentOrPrevSearch = true; + iSearch.next(options); + } +}, { + name: "searchBackward", + bindKey: {win: "Ctrl-R|Ctrl-Shift-K", mac: "Ctrl-R|Command-Shift-G"}, + exec: function(iSearch, options) { + options.useCurrentOrPrevSearch = true; + options.backwards = true; + iSearch.next(options); + } +}, { + name: "extendSearchTerm", + exec: function(iSearch, string) { + iSearch.addString(string); + } +}, { + name: "extendSearchTermSpace", + bindKey: "space", + exec: function(iSearch) { iSearch.addString(' '); } +}, { + name: "shrinkSearchTerm", + bindKey: "backspace", + exec: function(iSearch) { + iSearch.removeChar(); + } +}, { + name: 'confirmSearch', + bindKey: 'return', + exec: function(iSearch) { iSearch.deactivate(); } +}, { + name: 'cancelSearch', + bindKey: 'esc|Ctrl-G', + exec: function(iSearch) { iSearch.deactivate(true); } +}, { + name: 'occurisearch', + bindKey: 'Ctrl-O', + exec: function(iSearch) { + var options = oop.mixin({}, iSearch.$options); + iSearch.deactivate(); + occurStartCommand.exec(iSearch.$editor, options); + } +}, { + name: "yankNextWord", + bindKey: "Ctrl-w", + exec: function(iSearch) { + var ed = iSearch.$editor, + range = ed.selection.getRangeOfMovements(function(sel) { sel.moveCursorWordRight(); }), + string = ed.session.getTextRange(range); + iSearch.addString(string); + } +}, { + name: "yankNextChar", + bindKey: "Ctrl-Alt-y", + exec: function(iSearch) { + var ed = iSearch.$editor, + range = ed.selection.getRangeOfMovements(function(sel) { sel.moveCursorRight(); }), + string = ed.session.getTextRange(range); + iSearch.addString(string); + } +}, { + name: 'recenterTopBottom', + bindKey: 'Ctrl-l', + exec: function(iSearch) { iSearch.$editor.execCommand('recenterTopBottom'); } +}, { + name: 'selectAllMatches', + bindKey: 'Ctrl-space', + exec: function(iSearch) { + var ed = iSearch.$editor, + hl = ed.session.$isearchHighlight, + ranges = hl && hl.cache ? hl.cache + .reduce(function(ranges, ea) { + return ranges.concat(ea ? ea : []); }, []) : []; + iSearch.deactivate(false); + ranges.forEach(ed.selection.addRange.bind(ed.selection)); + } +}, { + name: 'searchAsRegExp', + bindKey: 'Alt-r', + exec: function(iSearch) { + iSearch.convertNeedleToRegExp(); + } +}].map(function(cmd) { + cmd.readOnly = true; + cmd.isIncrementalSearchCommand = true; + cmd.scrollIntoView = "animate-cursor"; + return cmd; +}); + +function IncrementalSearchKeyboardHandler(iSearch) { + this.$iSearch = iSearch; +} + +oop.inherits(IncrementalSearchKeyboardHandler, HashHandler); + +(function() { + + this.attach = function(editor) { + var iSearch = this.$iSearch; + HashHandler.call(this, exports.iSearchCommands, editor.commands.platform); + this.$commandExecHandler = editor.commands.addEventListener('exec', function(e) { + if (!e.command.isIncrementalSearchCommand) + return iSearch.deactivate(); + e.stopPropagation(); + e.preventDefault(); + var scrollTop = editor.session.getScrollTop(); + var result = e.command.exec(iSearch, e.args || {}); + editor.renderer.scrollCursorIntoView(null, 0.5); + editor.renderer.animateScrolling(scrollTop); + return result; + }); + }; + + this.detach = function(editor) { + if (!this.$commandExecHandler) return; + editor.commands.removeEventListener('exec', this.$commandExecHandler); + delete this.$commandExecHandler; + }; + + var handleKeyboard$super = this.handleKeyboard; + this.handleKeyboard = function(data, hashId, key, keyCode) { + if (((hashId === 1/*ctrl*/ || hashId === 8/*command*/) && key === 'v') + || (hashId === 1/*ctrl*/ && key === 'y')) return null; + var cmd = handleKeyboard$super.call(this, data, hashId, key, keyCode); + if (cmd.command) { return cmd; } + if (hashId == -1) { + var extendCmd = this.commands.extendSearchTerm; + if (extendCmd) { return {command: extendCmd, args: key}; } + } + return false; + }; + +}).call(IncrementalSearchKeyboardHandler.prototype); + + +exports.IncrementalSearchKeyboardHandler = IncrementalSearchKeyboardHandler; + +}); + +ace.define("ace/incremental_search",["require","exports","module","ace/lib/oop","ace/range","ace/search","ace/search_highlight","ace/commands/incremental_search_commands","ace/lib/dom","ace/commands/command_manager","ace/editor","ace/config"], function(require, exports, module) { +"use strict"; + +var oop = require("./lib/oop"); +var Range = require("./range").Range; +var Search = require("./search").Search; +var SearchHighlight = require("./search_highlight").SearchHighlight; +var iSearchCommandModule = require("./commands/incremental_search_commands"); +var ISearchKbd = iSearchCommandModule.IncrementalSearchKeyboardHandler; +function IncrementalSearch() { + this.$options = {wrap: false, skipCurrent: false}; + this.$keyboardHandler = new ISearchKbd(this); +} + +oop.inherits(IncrementalSearch, Search); + +function isRegExp(obj) { + return obj instanceof RegExp; +} + +function regExpToObject(re) { + var string = String(re), + start = string.indexOf('/'), + flagStart = string.lastIndexOf('/'); + return { + expression: string.slice(start+1, flagStart), + flags: string.slice(flagStart+1) + } +} + +function stringToRegExp(string, flags) { + try { + return new RegExp(string, flags); + } catch (e) { return string; } +} + +function objectToRegExp(obj) { + return stringToRegExp(obj.expression, obj.flags); +} + +(function() { + + this.activate = function(ed, backwards) { + this.$editor = ed; + this.$startPos = this.$currentPos = ed.getCursorPosition(); + this.$options.needle = ''; + this.$options.backwards = backwards; + ed.keyBinding.addKeyboardHandler(this.$keyboardHandler); + this.$originalEditorOnPaste = ed.onPaste; ed.onPaste = this.onPaste.bind(this); + this.$mousedownHandler = ed.addEventListener('mousedown', this.onMouseDown.bind(this)); + this.selectionFix(ed); + this.statusMessage(true); + }; + + this.deactivate = function(reset) { + this.cancelSearch(reset); + var ed = this.$editor; + ed.keyBinding.removeKeyboardHandler(this.$keyboardHandler); + if (this.$mousedownHandler) { + ed.removeEventListener('mousedown', this.$mousedownHandler); + delete this.$mousedownHandler; + } + ed.onPaste = this.$originalEditorOnPaste; + this.message(''); + }; + + this.selectionFix = function(editor) { + if (editor.selection.isEmpty() && !editor.session.$emacsMark) { + editor.clearSelection(); + } + }; + + this.highlight = function(regexp) { + var sess = this.$editor.session, + hl = sess.$isearchHighlight = sess.$isearchHighlight || sess.addDynamicMarker( + new SearchHighlight(null, "ace_isearch-result", "text")); + hl.setRegexp(regexp); + sess._emit("changeBackMarker"); // force highlight layer redraw + }; + + this.cancelSearch = function(reset) { + var e = this.$editor; + this.$prevNeedle = this.$options.needle; + this.$options.needle = ''; + if (reset) { + e.moveCursorToPosition(this.$startPos); + this.$currentPos = this.$startPos; + } else { + e.pushEmacsMark && e.pushEmacsMark(this.$startPos, false); + } + this.highlight(null); + return Range.fromPoints(this.$currentPos, this.$currentPos); + }; + + this.highlightAndFindWithNeedle = function(moveToNext, needleUpdateFunc) { + if (!this.$editor) return null; + var options = this.$options; + if (needleUpdateFunc) { + options.needle = needleUpdateFunc.call(this, options.needle || '') || ''; + } + if (options.needle.length === 0) { + this.statusMessage(true); + return this.cancelSearch(true); + } + options.start = this.$currentPos; + var session = this.$editor.session, + found = this.find(session), + shouldSelect = this.$editor.emacsMark ? + !!this.$editor.emacsMark() : !this.$editor.selection.isEmpty(); + if (found) { + if (options.backwards) found = Range.fromPoints(found.end, found.start); + this.$editor.selection.setRange(Range.fromPoints(shouldSelect ? this.$startPos : found.end, found.end)); + if (moveToNext) this.$currentPos = found.end; + this.highlight(options.re); + } + + this.statusMessage(found); + + return found; + }; + + this.addString = function(s) { + return this.highlightAndFindWithNeedle(false, function(needle) { + if (!isRegExp(needle)) + return needle + s; + var reObj = regExpToObject(needle); + reObj.expression += s; + return objectToRegExp(reObj); + }); + }; + + this.removeChar = function(c) { + return this.highlightAndFindWithNeedle(false, function(needle) { + if (!isRegExp(needle)) + return needle.substring(0, needle.length-1); + var reObj = regExpToObject(needle); + reObj.expression = reObj.expression.substring(0, reObj.expression.length-1); + return objectToRegExp(reObj); + }); + }; + + this.next = function(options) { + options = options || {}; + this.$options.backwards = !!options.backwards; + this.$currentPos = this.$editor.getCursorPosition(); + return this.highlightAndFindWithNeedle(true, function(needle) { + return options.useCurrentOrPrevSearch && needle.length === 0 ? + this.$prevNeedle || '' : needle; + }); + }; + + this.onMouseDown = function(evt) { + this.deactivate(); + return true; + }; + + this.onPaste = function(text) { + this.addString(text); + }; + + this.convertNeedleToRegExp = function() { + return this.highlightAndFindWithNeedle(false, function(needle) { + return isRegExp(needle) ? needle : stringToRegExp(needle, 'ig'); + }); + }; + + this.convertNeedleToString = function() { + return this.highlightAndFindWithNeedle(false, function(needle) { + return isRegExp(needle) ? regExpToObject(needle).expression : needle; + }); + }; + + this.statusMessage = function(found) { + var options = this.$options, msg = ''; + msg += options.backwards ? 'reverse-' : ''; + msg += 'isearch: ' + options.needle; + msg += found ? '' : ' (not found)'; + this.message(msg); + }; + + this.message = function(msg) { + if (this.$editor.showCommandLine) { + this.$editor.showCommandLine(msg); + this.$editor.focus(); + } else { + console.log(msg); + } + }; + +}).call(IncrementalSearch.prototype); + + +exports.IncrementalSearch = IncrementalSearch; + +var dom = require('./lib/dom'); +dom.importCssString && dom.importCssString("\ +.ace_marker-layer .ace_isearch-result {\ + position: absolute;\ + z-index: 6;\ + -moz-box-sizing: border-box;\ + -webkit-box-sizing: border-box;\ + box-sizing: border-box;\ +}\ +div.ace_isearch-result {\ + border-radius: 4px;\ + background-color: rgba(255, 200, 0, 0.5);\ + box-shadow: 0 0 4px rgb(255, 200, 0);\ +}\ +.ace_dark div.ace_isearch-result {\ + background-color: rgb(100, 110, 160);\ + box-shadow: 0 0 4px rgb(80, 90, 140);\ +}", "incremental-search-highlighting"); +var commands = require("./commands/command_manager"); +(function() { + this.setupIncrementalSearch = function(editor, val) { + if (this.usesIncrementalSearch == val) return; + this.usesIncrementalSearch = val; + var iSearchCommands = iSearchCommandModule.iSearchStartCommands; + var method = val ? 'addCommands' : 'removeCommands'; + this[method](iSearchCommands); + }; +}).call(commands.CommandManager.prototype); +var Editor = require("./editor").Editor; +require("./config").defineOptions(Editor.prototype, "editor", { + useIncrementalSearch: { + set: function(val) { + this.keyBinding.$handlers.forEach(function(handler) { + if (handler.setupIncrementalSearch) { + handler.setupIncrementalSearch(this, val); + } + }); + this._emit('incrementalSearchSettingChanged', {isEnabled: val}); + } + } +}); + +}); + +ace.define("ace/keyboard/emacs",["require","exports","module","ace/lib/dom","ace/incremental_search","ace/commands/incremental_search_commands","ace/keyboard/hash_handler","ace/lib/keys"], function(require, exports, module) { +"use strict"; + +var dom = require("../lib/dom"); +require("../incremental_search"); +var iSearchCommandModule = require("../commands/incremental_search_commands"); + + +var screenToTextBlockCoordinates = function(x, y) { + var canvasPos = this.scroller.getBoundingClientRect(); + var offsetX = x + this.scrollLeft - canvasPos.left - this.$padding; + + var col = Math.floor(offsetX / this.characterWidth); + + var row = Math.floor( + (y + this.scrollTop - canvasPos.top) / this.lineHeight + ); + + return this.session.screenToDocumentPosition(row, col, offsetX); +}; + +var HashHandler = require("./hash_handler").HashHandler; +exports.handler = new HashHandler(); + +exports.handler.isEmacs = true; +exports.handler.$id = "ace/keyboard/emacs"; + +var initialized = false; +var $formerLongWords; +var $formerLineStart; + +exports.handler.attach = function(editor) { + if (!initialized) { + initialized = true; + dom.importCssString('\ + .emacs-mode .ace_cursor{\ + border: 1px rgba(50,250,50,0.8) solid!important;\ + -moz-box-sizing: border-box!important;\ + -webkit-box-sizing: border-box!important;\ + box-sizing: border-box!important;\ + background-color: rgba(0,250,0,0.9);\ + opacity: 0.5;\ + }\ + .emacs-mode .ace_hidden-cursors .ace_cursor{\ + opacity: 1;\ + background-color: transparent;\ + }\ + .emacs-mode .ace_overwrite-cursors .ace_cursor {\ + opacity: 1;\ + background-color: transparent;\ + border-width: 0 0 2px 2px !important;\ + }\ + .emacs-mode .ace_text-layer {\ + z-index: 4\ + }\ + .emacs-mode .ace_cursor-layer {\ + z-index: 2\ + }', 'emacsMode' + ); + } + $formerLongWords = editor.session.$selectLongWords; + editor.session.$selectLongWords = true; + $formerLineStart = editor.session.$useEmacsStyleLineStart; + editor.session.$useEmacsStyleLineStart = true; + + editor.session.$emacsMark = null; // the active mark + editor.session.$emacsMarkRing = editor.session.$emacsMarkRing || []; + + editor.emacsMark = function() { + return this.session.$emacsMark; + }; + + editor.setEmacsMark = function(p) { + this.session.$emacsMark = p; + }; + + editor.pushEmacsMark = function(p, activate) { + var prevMark = this.session.$emacsMark; + if (prevMark) + this.session.$emacsMarkRing.push(prevMark); + if (!p || activate) this.setEmacsMark(p); + else this.session.$emacsMarkRing.push(p); + }; + + editor.popEmacsMark = function() { + var mark = this.emacsMark(); + if (mark) { this.setEmacsMark(null); return mark; } + return this.session.$emacsMarkRing.pop(); + }; + + editor.getLastEmacsMark = function(p) { + return this.session.$emacsMark || this.session.$emacsMarkRing.slice(-1)[0]; + }; + + editor.emacsMarkForSelection = function(replacement) { + var sel = this.selection, + multiRangeLength = this.multiSelect ? + this.multiSelect.getAllRanges().length : 1, + selIndex = sel.index || 0, + markRing = this.session.$emacsMarkRing, + markIndex = markRing.length - (multiRangeLength - selIndex), + lastMark = markRing[markIndex] || sel.anchor; + if (replacement) { + markRing.splice(markIndex, 1, + "row" in replacement && "column" in replacement ? + replacement : undefined); + } + return lastMark; + } + + editor.on("click", $resetMarkMode); + editor.on("changeSession", $kbSessionChange); + editor.renderer.screenToTextCoordinates = screenToTextBlockCoordinates; + editor.setStyle("emacs-mode"); + editor.commands.addCommands(commands); + exports.handler.platform = editor.commands.platform; + editor.$emacsModeHandler = this; + editor.addEventListener('copy', this.onCopy); + editor.addEventListener('paste', this.onPaste); +}; + +exports.handler.detach = function(editor) { + delete editor.renderer.screenToTextCoordinates; + editor.session.$selectLongWords = $formerLongWords; + editor.session.$useEmacsStyleLineStart = $formerLineStart; + editor.removeEventListener("click", $resetMarkMode); + editor.removeEventListener("changeSession", $kbSessionChange); + editor.unsetStyle("emacs-mode"); + editor.commands.removeCommands(commands); + editor.removeEventListener('copy', this.onCopy); + editor.removeEventListener('paste', this.onPaste); + editor.$emacsModeHandler = null; +}; + +var $kbSessionChange = function(e) { + if (e.oldSession) { + e.oldSession.$selectLongWords = $formerLongWords; + e.oldSession.$useEmacsStyleLineStart = $formerLineStart; + } + + $formerLongWords = e.session.$selectLongWords; + e.session.$selectLongWords = true; + $formerLineStart = e.session.$useEmacsStyleLineStart; + e.session.$useEmacsStyleLineStart = true; + + if (!e.session.hasOwnProperty('$emacsMark')) + e.session.$emacsMark = null; + if (!e.session.hasOwnProperty('$emacsMarkRing')) + e.session.$emacsMarkRing = []; +}; + +var $resetMarkMode = function(e) { + e.editor.session.$emacsMark = null; +}; + +var keys = require("../lib/keys").KEY_MODS; +var eMods = {C: "ctrl", S: "shift", M: "alt", CMD: "command"}; +var combinations = ["C-S-M-CMD", + "S-M-CMD", "C-M-CMD", "C-S-CMD", "C-S-M", + "M-CMD", "S-CMD", "S-M", "C-CMD", "C-M", "C-S", + "CMD", "M", "S", "C"]; +combinations.forEach(function(c) { + var hashId = 0; + c.split("-").forEach(function(c) { + hashId = hashId | keys[eMods[c]]; + }); + eMods[hashId] = c.toLowerCase() + "-"; +}); + +exports.handler.onCopy = function(e, editor) { + if (editor.$handlesEmacsOnCopy) return; + editor.$handlesEmacsOnCopy = true; + exports.handler.commands.killRingSave.exec(editor); + editor.$handlesEmacsOnCopy = false; +}; + +exports.handler.onPaste = function(e, editor) { + editor.pushEmacsMark(editor.getCursorPosition()); +}; + +exports.handler.bindKey = function(key, command) { + if (typeof key == "object") + key = key[this.platform]; + if (!key) + return; + + var ckb = this.commandKeyBinding; + key.split("|").forEach(function(keyPart) { + keyPart = keyPart.toLowerCase(); + ckb[keyPart] = command; + var keyParts = keyPart.split(" ").slice(0,-1); + keyParts.reduce(function(keyMapKeys, keyPart, i) { + var prefix = keyMapKeys[i-1] ? keyMapKeys[i-1] + ' ' : ''; + return keyMapKeys.concat([prefix + keyPart]); + }, []).forEach(function(keyPart) { + if (!ckb[keyPart]) ckb[keyPart] = "null"; + }); + }, this); +}; + +exports.handler.getStatusText = function(editor, data) { + var str = ""; + if (data.count) + str += data.count; + if (data.keyChain) + str += " " + data.keyChain + return str; +}; + +exports.handler.handleKeyboard = function(data, hashId, key, keyCode) { + if (keyCode === -1) return undefined; + + var editor = data.editor; + editor._signal("changeStatus"); + if (hashId == -1) { + editor.pushEmacsMark(); + if (data.count) { + var str = new Array(data.count + 1).join(key); + data.count = null; + return {command: "insertstring", args: str}; + } + } + + var modifier = eMods[hashId]; + if (modifier == "c-" || data.count) { + var count = parseInt(key[key.length - 1]); + if (typeof count === 'number' && !isNaN(count)) { + data.count = Math.max(data.count, 0) || 0; + data.count = 10 * data.count + count; + return {command: "null"}; + } + } + if (modifier) key = modifier + key; + if (data.keyChain) key = data.keyChain += " " + key; + var command = this.commandKeyBinding[key]; + data.keyChain = command == "null" ? key : ""; + if (!command) return undefined; + if (command === "null") return {command: "null"}; + + if (command === "universalArgument") { + data.count = -4; + return {command: "null"}; + } + var args; + if (typeof command !== "string") { + args = command.args; + if (command.command) command = command.command; + if (command === "goorselect") { + command = editor.emacsMark() ? args[1] : args[0]; + args = null; + } + } + + if (typeof command === "string") { + if (command === "insertstring" || + command === "splitline" || + command === "togglecomment") { + editor.pushEmacsMark(); + } + command = this.commands[command] || editor.commands.commands[command]; + if (!command) return undefined; + } + + if (!command.readOnly && !command.isYank) + data.lastCommand = null; + + if (!command.readOnly && editor.emacsMark()) + editor.setEmacsMark(null) + + if (data.count) { + var count = data.count; + data.count = 0; + if (!command || !command.handlesCount) { + return { + args: args, + command: { + exec: function(editor, args) { + for (var i = 0; i < count; i++) + command.exec(editor, args); + }, + multiSelectAction: command.multiSelectAction + } + }; + } else { + if (!args) args = {}; + if (typeof args === 'object') args.count = count; + } + } + + return {command: command, args: args}; +}; + +exports.emacsKeys = { + "Up|C-p" : {command: "goorselect", args: ["golineup","selectup"]}, + "Down|C-n" : {command: "goorselect", args: ["golinedown","selectdown"]}, + "Left|C-b" : {command: "goorselect", args: ["gotoleft","selectleft"]}, + "Right|C-f" : {command: "goorselect", args: ["gotoright","selectright"]}, + "C-Left|M-b" : {command: "goorselect", args: ["gotowordleft","selectwordleft"]}, + "C-Right|M-f" : {command: "goorselect", args: ["gotowordright","selectwordright"]}, + "Home|C-a" : {command: "goorselect", args: ["gotolinestart","selecttolinestart"]}, + "End|C-e" : {command: "goorselect", args: ["gotolineend","selecttolineend"]}, + "C-Home|S-M-,": {command: "goorselect", args: ["gotostart","selecttostart"]}, + "C-End|S-M-." : {command: "goorselect", args: ["gotoend","selecttoend"]}, + "S-Up|S-C-p" : "selectup", + "S-Down|S-C-n" : "selectdown", + "S-Left|S-C-b" : "selectleft", + "S-Right|S-C-f" : "selectright", + "S-C-Left|S-M-b" : "selectwordleft", + "S-C-Right|S-M-f" : "selectwordright", + "S-Home|S-C-a" : "selecttolinestart", + "S-End|S-C-e" : "selecttolineend", + "S-C-Home" : "selecttostart", + "S-C-End" : "selecttoend", + + "C-l" : "recenterTopBottom", + "M-s" : "centerselection", + "M-g": "gotoline", + "C-x C-p": "selectall", + "C-Down": {command: "goorselect", args: ["gotopagedown","selectpagedown"]}, + "C-Up": {command: "goorselect", args: ["gotopageup","selectpageup"]}, + "PageDown|C-v": {command: "goorselect", args: ["gotopagedown","selectpagedown"]}, + "PageUp|M-v": {command: "goorselect", args: ["gotopageup","selectpageup"]}, + "S-C-Down": "selectpagedown", + "S-C-Up": "selectpageup", + + "C-s": "iSearch", + "C-r": "iSearchBackwards", + + "M-C-s": "findnext", + "M-C-r": "findprevious", + "S-M-5": "replace", + "Backspace": "backspace", + "Delete|C-d": "del", + "Return|C-m": {command: "insertstring", args: "\n"}, // "newline" + "C-o": "splitline", + + "M-d|C-Delete": {command: "killWord", args: "right"}, + "C-Backspace|M-Backspace|M-Delete": {command: "killWord", args: "left"}, + "C-k": "killLine", + + "C-y|S-Delete": "yank", + "M-y": "yankRotate", + "C-g": "keyboardQuit", + + "C-w|C-S-W": "killRegion", + "M-w": "killRingSave", + "C-Space": "setMark", + "C-x C-x": "exchangePointAndMark", + + "C-t": "transposeletters", + "M-u": "touppercase", // Doesn't work + "M-l": "tolowercase", + "M-/": "autocomplete", // Doesn't work + "C-u": "universalArgument", + + "M-;": "togglecomment", + + "C-/|C-x u|S-C--|C-z": "undo", + "S-C-/|S-C-x u|C--|S-C-z": "redo", // infinite undo? + "C-x r": "selectRectangularRegion", + "M-x": {command: "focusCommandLine", args: "M-x "} +}; + + +exports.handler.bindKeys(exports.emacsKeys); + +exports.handler.addCommands({ + recenterTopBottom: function(editor) { + var renderer = editor.renderer; + var pos = renderer.$cursorLayer.getPixelPosition(); + var h = renderer.$size.scrollerHeight - renderer.lineHeight; + var scrollTop = renderer.scrollTop; + if (Math.abs(pos.top - scrollTop) < 2) { + scrollTop = pos.top - h; + } else if (Math.abs(pos.top - scrollTop - h * 0.5) < 2) { + scrollTop = pos.top; + } else { + scrollTop = pos.top - h * 0.5; + } + editor.session.setScrollTop(scrollTop); + }, + selectRectangularRegion: function(editor) { + editor.multiSelect.toggleBlockSelection(); + }, + setMark: { + exec: function(editor, args) { + + if (args && args.count) { + if (editor.inMultiSelectMode) editor.forEachSelection(moveToMark); + else moveToMark(); + moveToMark(); + return; + } + + var mark = editor.emacsMark(), + ranges = editor.selection.getAllRanges(), + rangePositions = ranges.map(function(r) { return {row: r.start.row, column: r.start.column}; }), + transientMarkModeActive = true, + hasNoSelection = ranges.every(function(range) { return range.isEmpty(); }); + if (transientMarkModeActive && (mark || !hasNoSelection)) { + if (editor.inMultiSelectMode) editor.forEachSelection({exec: editor.clearSelection.bind(editor)}); + else editor.clearSelection(); + if (mark) editor.pushEmacsMark(null); + return; + } + + if (!mark) { + rangePositions.forEach(function(pos) { editor.pushEmacsMark(pos); }); + editor.setEmacsMark(rangePositions[rangePositions.length-1]); + return; + } + + function moveToMark() { + var mark = editor.popEmacsMark(); + mark && editor.moveCursorToPosition(mark); + } + + }, + readOnly: true, + handlesCount: true + }, + exchangePointAndMark: { + exec: function exchangePointAndMark$exec(editor, args) { + var sel = editor.selection; + if (!args.count && !sel.isEmpty()) { // just invert selection + sel.setSelectionRange(sel.getRange(), !sel.isBackwards()); + return; + } + + if (args.count) { // replace mark and point + var pos = {row: sel.lead.row, column: sel.lead.column}; + sel.clearSelection(); + sel.moveCursorToPosition(editor.emacsMarkForSelection(pos)); + } else { // create selection to last mark + sel.selectToPosition(editor.emacsMarkForSelection()); + } + }, + readOnly: true, + handlesCount: true, + multiSelectAction: "forEach" + }, + killWord: { + exec: function(editor, dir) { + editor.clearSelection(); + if (dir == "left") + editor.selection.selectWordLeft(); + else + editor.selection.selectWordRight(); + + var range = editor.getSelectionRange(); + var text = editor.session.getTextRange(range); + exports.killRing.add(text); + + editor.session.remove(range); + editor.clearSelection(); + }, + multiSelectAction: "forEach" + }, + killLine: function(editor) { + editor.pushEmacsMark(null); + editor.clearSelection(); + var range = editor.getSelectionRange(); + var line = editor.session.getLine(range.start.row); + range.end.column = line.length; + line = line.substr(range.start.column) + + var foldLine = editor.session.getFoldLine(range.start.row); + if (foldLine && range.end.row != foldLine.end.row) { + range.end.row = foldLine.end.row; + line = "x"; + } + if (/^\s*$/.test(line)) { + range.end.row++; + line = editor.session.getLine(range.end.row); + range.end.column = /^\s*$/.test(line) ? line.length : 0; + } + var text = editor.session.getTextRange(range); + if (editor.prevOp.command == this) + exports.killRing.append(text); + else + exports.killRing.add(text); + + editor.session.remove(range); + editor.clearSelection(); + }, + yank: function(editor) { + editor.onPaste(exports.killRing.get() || ''); + editor.keyBinding.$data.lastCommand = "yank"; + }, + yankRotate: function(editor) { + if (editor.keyBinding.$data.lastCommand != "yank") + return; + editor.undo(); + editor.session.$emacsMarkRing.pop(); // also undo recording mark + editor.onPaste(exports.killRing.rotate()); + editor.keyBinding.$data.lastCommand = "yank"; + }, + killRegion: { + exec: function(editor) { + exports.killRing.add(editor.getCopyText()); + editor.commands.byName.cut.exec(editor); + editor.setEmacsMark(null); + }, + readOnly: true, + multiSelectAction: "forEach" + }, + killRingSave: { + exec: function(editor) { + + editor.$handlesEmacsOnCopy = true; + var marks = editor.session.$emacsMarkRing.slice(), + deselectedMarks = []; + exports.killRing.add(editor.getCopyText()); + + setTimeout(function() { + function deselect() { + var sel = editor.selection, range = sel.getRange(), + pos = sel.isBackwards() ? range.end : range.start; + deselectedMarks.push({row: pos.row, column: pos.column}); + sel.clearSelection(); + } + editor.$handlesEmacsOnCopy = false; + if (editor.inMultiSelectMode) editor.forEachSelection({exec: deselect}); + else deselect(); + editor.session.$emacsMarkRing = marks.concat(deselectedMarks.reverse()); + }, 0); + }, + readOnly: true + }, + keyboardQuit: function(editor) { + editor.selection.clearSelection(); + editor.setEmacsMark(null); + editor.keyBinding.$data.count = null; + }, + focusCommandLine: function(editor, arg) { + if (editor.showCommandLine) + editor.showCommandLine(arg); + } +}); + +exports.handler.addCommands(iSearchCommandModule.iSearchStartCommands); + +var commands = exports.handler.commands; +commands.yank.isYank = true; +commands.yankRotate.isYank = true; + +exports.killRing = { + $data: [], + add: function(str) { + str && this.$data.push(str); + if (this.$data.length > 30) + this.$data.shift(); + }, + append: function(str) { + var idx = this.$data.length - 1; + var text = this.$data[idx] || ""; + if (str) text += str; + if (text) this.$data[idx] = text; + }, + get: function(n) { + n = n || 1; + return this.$data.slice(this.$data.length-n, this.$data.length).reverse().join('\n'); + }, + pop: function() { + if (this.$data.length > 1) + this.$data.pop(); + return this.get(); + }, + rotate: function() { + this.$data.unshift(this.$data.pop()); + return this.get(); + } +}; + +}); |