1073 lines
33 KiB
JavaScript
1073 lines
33 KiB
JavaScript
/* vim:ts=4:sts=4:sw=4:
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Ajax.org Code Editor (ACE).
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*
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* The Initial Developer of the Original Code is
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* Ajax.org B.V.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Fabian Jakobs <fabian AT ajax DOT org>
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* Irakli Gozalishvili <rfobic@gmail.com> (http://jeditoolkit.com)
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* Julian Viereck <julian.viereck@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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define(function(require, exports, module) {
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var oop = require("pilot/oop");
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var event = require("pilot/event");
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var lang = require("pilot/lang");
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var TextInput = require("ace/keyboard/textinput").TextInput;
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var KeyBinding = require("ace/keyboard/keybinding").KeyBinding;
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var EditSession = require("ace/edit_session").EditSession;
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var Search = require("ace/search").Search;
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var BackgroundTokenizer = require("ace/background_tokenizer").BackgroundTokenizer;
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var Range = require("ace/range").Range;
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var EventEmitter = require("pilot/event_emitter").EventEmitter;
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var Editor =function(renderer, session) {
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var container = renderer.getContainerElement();
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this.container = container;
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this.renderer = renderer;
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this.textInput = new TextInput(renderer.getTextAreaContainer(), this);
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this.keyBinding = new KeyBinding(this);
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var self = this;
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event.addListener(container, "mousedown", function(e) {
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self.focus();
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return event.preventDefault(e);
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});
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event.addListener(container, "selectstart", function(e) {
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return event.preventDefault(e);
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});
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var mouseTarget = renderer.getMouseEventTarget();
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event.addListener(mouseTarget, "mousedown", this.onMouseDown.bind(this));
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event.addMultiMouseDownListener(mouseTarget, 0, 2, 500, this.onMouseDoubleClick.bind(this));
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event.addMultiMouseDownListener(mouseTarget, 0, 3, 600, this.onMouseTripleClick.bind(this));
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event.addMouseWheelListener(mouseTarget, this.onMouseWheel.bind(this));
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this.$selectionMarker = null;
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this.$highlightLineMarker = null;
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this.$blockScrolling = false;
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this.$search = new Search().set({
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wrap: true
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});
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this.setSession(session || new EditSession(""));
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this.focus();
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};
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(function(){
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oop.implement(this, EventEmitter);
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this.$forwardEvents = {
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gutterclick: 1,
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gutterdblclick: 1
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};
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this.$originalAddEventListener = this.addEventListener;
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this.$originalRemoveEventListener = this.removeEventListener;
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this.addEventListener = function(eventName, callback) {
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if (this.$forwardEvents[eventName]) {
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return this.renderer.addEventListener(eventName, callback);
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} else {
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return this.$originalAddEventListener(eventName, callback);
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}
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};
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this.removeEventListener = function(eventName, callback) {
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if (this.$forwardEvents[eventName]) {
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return this.renderer.removeEventListener(eventName, callback);
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} else {
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return this.$originalRemoveEventListener(eventName, callback);
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}
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};
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this.setKeyboardHandler = function(keyboardHandler) {
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this.keyBinding.setKeyboardHandler(keyboardHandler);
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};
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this.getKeyboardHandler = function() {
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return this.keyBinding.getKeyboardHandler();
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}
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this.setSession = function(session) {
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if (this.session == session) return;
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if (this.session) {
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var oldSession = this.session;
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this.session.removeEventListener("change", this.$onDocumentChange);
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this.session.removeEventListener("changeMode", this.$onDocumentModeChange);
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this.session.removeEventListener("changeTabSize", this.$onDocumentChangeTabSize);
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this.session.removeEventListener("changeWrapMode", this.$onDocumentChangeWrapMode);
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this.session.removeEventListener("changeBreakpoint", this.$onDocumentChangeBreakpoint);
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this.session.removeEventListener("changeAnnotation", this.$onDocumentChangeAnnotation);
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var selection = this.session.getSelection();
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selection.removeEventListener("changeCursor", this.$onCursorChange);
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selection.removeEventListener("changeSelection", this.$onSelectionChange);
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this.session.setScrollTopRow(this.renderer.getScrollTopRow());
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}
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this.session = session;
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this.$onDocumentChange = this.onDocumentChange.bind(this);
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session.addEventListener("change", this.$onDocumentChange);
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this.renderer.setSession(session);
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this.$onDocumentModeChange = this.onDocumentModeChange.bind(this);
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session.addEventListener("changeMode", this.$onDocumentModeChange);
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this.$onDocumentChangeTabSize = this.renderer.updateText.bind(this.renderer);
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session.addEventListener("changeTabSize", this.$onDocumentChangeTabSize);
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this.$onDocumentChangeWrapMode = this.renderer.updateFull.bind(this.renderer);
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session.addEventListener("changeWrapMode", this.$onDocumentChangeWrapMode);
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this.$onDocumentChangeBreakpoint = this.onDocumentChangeBreakpoint.bind(this);
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this.session.addEventListener("changeBreakpoint", this.$onDocumentChangeBreakpoint);
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this.$onDocumentChangeAnnotation = this.onDocumentChangeAnnotation.bind(this);
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this.session.addEventListener("changeAnnotation", this.$onDocumentChangeAnnotation);
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this.selection = session.getSelection();
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this.$onCursorChange = this.onCursorChange.bind(this);
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this.selection.addEventListener("changeCursor", this.$onCursorChange);
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this.$onSelectionChange = this.onSelectionChange.bind(this);
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this.selection.addEventListener("changeSelection", this.$onSelectionChange);
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this.onDocumentModeChange();
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this.bgTokenizer.setDocument(session.getDocument());
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this.bgTokenizer.start(0);
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this.onCursorChange();
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this.onSelectionChange();
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this.onDocumentChangeBreakpoint();
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this.onDocumentChangeAnnotation();
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this.renderer.scrollToRow(session.getScrollTopRow());
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this.renderer.updateFull();
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this._dispatchEvent("changeSession", {
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session: session,
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oldSession: oldSession
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});
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};
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this.getSession = function() {
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return this.session;
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};
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this.getSelection = function() {
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return this.selection;
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};
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this.resize = function() {
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this.renderer.onResize();
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};
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this.setTheme = function(theme) {
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this.renderer.setTheme(theme);
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};
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this.setStyle = function(style) {
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this.renderer.setStyle(style)
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};
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this.unsetStyle = function(style) {
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this.renderer.unsetStyle(style)
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}
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this.$highlightBrackets = function() {
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if (this.$bracketHighlight) {
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this.renderer.removeMarker(this.$bracketHighlight);
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this.$bracketHighlight = null;
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}
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if (this.$highlightPending) {
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return;
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}
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// perform highlight async to not block the browser during navigation
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var self = this;
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this.$highlightPending = true;
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setTimeout(function() {
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self.$highlightPending = false;
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var pos = self.session.findMatchingBracket(self.getCursorPosition());
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if (pos) {
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var range = new Range(pos.row, pos.column, pos.row, pos.column+1);
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self.$bracketHighlight = self.renderer.addMarker(range, "ace_bracket");
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}
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}, 10);
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};
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this.focus = function() {
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// Safari need the timeout
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// iOS and Firefox need it called immediately
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// to be on the save side we do both
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var _self = this;
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setTimeout(function() {
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_self.textInput.focus();
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});
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this.textInput.focus();
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};
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this.blur = function() {
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this.textInput.blur();
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};
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this.onFocus = function() {
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this.renderer.showCursor();
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this.renderer.visualizeFocus();
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};
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this.onBlur = function() {
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this.renderer.hideCursor();
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this.renderer.visualizeBlur();
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};
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this.onDocumentChange = function(e) {
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var delta = e.data;
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var range = delta.range;
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this.bgTokenizer.start(range.start.row);
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if (range.start.row == range.end.row)
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var lastRow = range.end.row;
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else
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lastRow = Infinity;
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this.renderer.updateLines(range.start.row, lastRow);
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// update cursor because tab characters can influence the cursor position
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this.renderer.updateCursor(this.getCursorPosition(), this.$overwrite);
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};
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this.onTokenizerUpdate = function(e) {
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var rows = e.data;
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this.renderer.updateLines(rows.first, rows.last);
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};
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this.onCursorChange = function(e) {
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this.$highlightBrackets();
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// move text input over the cursor
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// this is required for iOS and IME
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this.renderer.moveTextAreaToCursor(this.textInput.getElement());
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this.renderer.updateCursor(this.getCursorPosition(), this.$overwrite);
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if (!this.$blockScrolling && (!e || !e.blockScrolling)) {
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this.renderer.scrollCursorIntoView();
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}
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this.$updateHighlightActiveLine();
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};
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this.$updateHighlightActiveLine = function() {
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if (this.$highlightLineMarker) {
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this.renderer.removeMarker(this.$highlightLineMarker);
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}
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this.$highlightLineMarker = null;
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if (this.getHighlightActiveLine() && (this.getSelectionStyle() != "line" || !this.selection.isMultiLine())) {
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var cursor = this.getCursorPosition();
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var range = new Range(cursor.row, 0, cursor.row+1, 0);
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this.$highlightLineMarker = this.renderer.addMarker(range, "ace_active_line", "line");
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}
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};
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this.onSelectionChange = function(e) {
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if (this.$selectionMarker) {
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this.renderer.removeMarker(this.$selectionMarker);
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}
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this.$selectionMarker = null;
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if (!this.selection.isEmpty()) {
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var range = this.selection.getRange();
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var style = this.getSelectionStyle();
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this.$selectionMarker = this.renderer.addMarker(range, "ace_selection", style);
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}
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this.onCursorChange(e);
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};
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this.onDocumentChangeBreakpoint = function() {
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this.renderer.setBreakpoints(this.session.getBreakpoints());
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};
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this.onDocumentChangeAnnotation = function() {
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this.renderer.setAnnotations(this.session.getAnnotations());
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};
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this.onDocumentModeChange = function() {
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var mode = this.session.getMode();
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if (this.mode == mode)
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return;
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this.mode = mode;
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var tokenizer = mode.getTokenizer();
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if (!this.bgTokenizer) {
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var onUpdate = this.onTokenizerUpdate.bind(this);
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this.bgTokenizer = new BackgroundTokenizer(tokenizer, this);
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this.bgTokenizer.addEventListener("update", onUpdate);
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} else {
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this.bgTokenizer.setTokenizer(tokenizer);
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}
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this.renderer.setTokenizer(this.bgTokenizer);
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};
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this.onMouseDown = function(e) {
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var pageX = event.getDocumentX(e);
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var pageY = event.getDocumentY(e);
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var pos = this.renderer.screenToTextCoordinates(pageX, pageY);
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pos.row = Math.max(0, Math.min(pos.row, this.session.getLength()-1));
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if (event.getButton(e) != 0) {
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if (this.selection.isEmpty()) {
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this.moveCursorToPosition(pos);
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}
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return;
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}
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if (e.shiftKey)
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this.selection.selectToPosition(pos)
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else {
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this.moveCursorToPosition(pos);
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if (!this.$clickSelection)
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this.selection.clearSelection(pos.row, pos.column);
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}
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this.renderer.scrollCursorIntoView();
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var self = this;
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var mousePageX, mousePageY;
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var onMouseSelection = function(e) {
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mousePageX = event.getDocumentX(e);
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mousePageY = event.getDocumentY(e);
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};
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var onMouseSelectionEnd = function() {
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clearInterval(timerId);
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self.$clickSelection = null;
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};
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var onSelectionInterval = function() {
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if (mousePageX === undefined || mousePageY === undefined)
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return;
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var cursor = self.renderer.screenToTextCoordinates(mousePageX, mousePageY);
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cursor.row = Math.max(0, Math.min(cursor.row, self.session.getLength()-1));
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if (self.$clickSelection) {
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if (self.$clickSelection.contains(cursor.row, cursor.column)) {
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self.selection.setSelectionRange(self.$clickSelection);
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} else {
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if (self.$clickSelection.compare(cursor.row, cursor.column) == -1) {
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var anchor = self.$clickSelection.end;
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} else {
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var anchor = self.$clickSelection.start;
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}
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self.selection.setSelectionAnchor(anchor.row, anchor.column);
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self.selection.selectToPosition(cursor);
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}
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}
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else {
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self.selection.selectToPosition(cursor);
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}
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self.renderer.scrollCursorIntoView();
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};
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event.capture(this.container, onMouseSelection, onMouseSelectionEnd);
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var timerId = setInterval(onSelectionInterval, 20);
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return event.preventDefault(e);
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};
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this.onMouseDoubleClick = function(e) {
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this.selection.selectWord();
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this.$clickSelection = this.getSelectionRange();
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};
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this.onMouseTripleClick = function(e) {
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this.selection.selectLine();
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this.$clickSelection = this.getSelectionRange();
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};
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this.onMouseWheel = function(e) {
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var speed = this.$scrollSpeed * 2;
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this.renderer.scrollBy(e.wheelX * speed, e.wheelY * speed);
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return event.preventDefault(e);
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};
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this.getCopyText = function() {
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if (!this.selection.isEmpty()) {
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return this.session.getTextRange(this.getSelectionRange());
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}
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else {
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return "";
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}
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};
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this.onCut = function() {
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if (this.$readOnly)
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return;
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if (!this.selection.isEmpty()) {
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this.moveCursorToPosition(this.session.remove(this.getSelectionRange()));
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this.clearSelection();
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}
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};
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this.insert = function(text) {
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if (this.$readOnly)
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return;
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var cursor = this.getCursorPosition();
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text = text.replace("\t", this.session.getTabString());
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// remove selected text
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if (!this.selection.isEmpty()) {
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var cursor = this.session.remove(this.getSelectionRange());
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this.clearSelection();
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} else if (this.$overwrite){
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var range = new Range.fromPoints(cursor, cursor);
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range.end.column += text.length;
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this.session.remove(range);
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}
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this.clearSelection();
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var lineState = this.bgTokenizer.getState(cursor.row);
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var shouldOutdent = this.mode.checkOutdent(lineState, this.session.getLine(cursor.row), text);
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var line = this.session.getLine(cursor.row);
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var lineIndent = this.mode.getNextLineIndent(lineState, line.slice(0, cursor.column), this.session.getTabString());
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var end = this.session.insert(cursor, text);
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/* TODO: This shortcut is somehow broken
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if (!shouldOutdent && line != this.session.getLine(row) && text != "\n") {
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this.moveCursorToPosition(end);
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this.renderer.scrollCursorIntoView();
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return;
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}
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*/
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var lineState = this.bgTokenizer.getState(cursor.row);
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// multi line insert
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if (cursor.row !== end.row) {
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var size = this.session.getTabSize(),
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minIndent = Number.MAX_VALUE;
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for (var row = cursor.row + 1; row <= end.row; ++row) {
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var indent = 0;
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line = this.session.getLine(row);
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for (var i = 0; i < line.length; ++i)
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if (line.charAt(i) == '\t')
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indent += size;
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else if (line.charAt(i) == ' ')
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indent += 1;
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else
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break;
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if (/[^\s]/.test(line))
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minIndent = Math.min(indent, minIndent);
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}
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for (var row = cursor.row + 1; row <= end.row; ++row) {
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var outdent = minIndent;
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line = this.session.getLine(row);
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for (var i = 0; i < line.length && outdent > 0; ++i)
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if (line.charAt(i) == '\t')
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outdent -= size;
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else if (line.charAt(i) == ' ')
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outdent -= 1;
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this.session.replace(new Range(row, 0, row, line.length), line.substr(i));
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}
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end.column += this.session.indentRows(cursor.row + 1, end.row, lineIndent);
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} else {
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if (shouldOutdent) {
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end.column += this.mode.autoOutdent(lineState, this.session, cursor.row);
|
|
}
|
|
}
|
|
|
|
this.moveCursorToPosition(end);
|
|
this.renderer.scrollCursorIntoView();
|
|
}
|
|
|
|
this.onTextInput = function(text) {
|
|
this.keyBinding.onTextInput(text);
|
|
};
|
|
|
|
this.onCommandKey = function(e, hashId, keyCode) {
|
|
this.keyBinding.onCommandKey(e, hashId, keyCode);
|
|
};
|
|
|
|
this.$overwrite = false;
|
|
this.setOverwrite = function(overwrite) {
|
|
if (this.$overwrite == overwrite) return;
|
|
|
|
this.$overwrite = overwrite;
|
|
|
|
this.$blockScrolling = true;
|
|
this.onCursorChange();
|
|
this.$blockScrolling = false;
|
|
|
|
this._dispatchEvent("changeOverwrite", {data: overwrite});
|
|
};
|
|
|
|
this.getOverwrite = function() {
|
|
return this.$overwrite;
|
|
};
|
|
|
|
this.toggleOverwrite = function() {
|
|
this.setOverwrite(!this.$overwrite);
|
|
};
|
|
|
|
|
|
this.$scrollSpeed = 1;
|
|
this.setScrollSpeed = function(speed) {
|
|
this.$scrollSpeed = speed;
|
|
}
|
|
|
|
this.getScrollSpeed = function() {
|
|
return this.$scrollSpeed;
|
|
}
|
|
|
|
this.$selectionStyle = "line";
|
|
this.setSelectionStyle = function(style) {
|
|
if (this.$selectionStyle == style) return;
|
|
|
|
this.$selectionStyle = style;
|
|
this.onSelectionChange();
|
|
this._dispatchEvent("changeSelectionStyle", {data: style});
|
|
};
|
|
|
|
|
|
this.getSelectionStyle = function() {
|
|
return this.$selectionStyle;
|
|
};
|
|
|
|
this.$highlightActiveLine = true;
|
|
this.setHighlightActiveLine = function(shouldHighlight) {
|
|
if (this.$highlightActiveLine == shouldHighlight) return;
|
|
|
|
this.$highlightActiveLine = shouldHighlight;
|
|
this.$updateHighlightActiveLine();
|
|
};
|
|
|
|
this.getHighlightActiveLine = function() {
|
|
return this.$highlightActiveLine;
|
|
};
|
|
|
|
this.setShowInvisibles = function(showInvisibles) {
|
|
if (this.getShowInvisibles() == showInvisibles)
|
|
return;
|
|
|
|
this.renderer.setShowInvisibles(showInvisibles);
|
|
};
|
|
|
|
this.getShowInvisibles = function() {
|
|
return this.renderer.getShowInvisibles();
|
|
};
|
|
|
|
this.setShowPrintMargin = function(showPrintMargin) {
|
|
this.renderer.setShowPrintMargin(showPrintMargin);
|
|
};
|
|
|
|
this.getShowPrintMargin = function() {
|
|
return this.renderer.getShowPrintMargin();
|
|
};
|
|
|
|
this.setPrintMarginColumn = function(showPrintMargin) {
|
|
this.renderer.setPrintMarginColumn(showPrintMargin);
|
|
};
|
|
|
|
this.getPrintMarginColumn = function() {
|
|
return this.renderer.getPrintMarginColumn();
|
|
};
|
|
|
|
this.$readOnly = false;
|
|
this.setReadOnly = function(readOnly) {
|
|
this.$readOnly = readOnly;
|
|
};
|
|
|
|
this.getReadOnly = function() {
|
|
return this.$readOnly;
|
|
};
|
|
|
|
this.removeRight = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
if (this.selection.isEmpty()) {
|
|
this.selection.selectRight();
|
|
}
|
|
this.moveCursorToPosition(this.session.remove(this.getSelectionRange()));
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.removeLeft = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
if (this.selection.isEmpty())
|
|
this.selection.selectLeft();
|
|
|
|
this.moveCursorToPosition(this.session.remove(this.getSelectionRange()));
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.indent = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
var session = this.session;
|
|
var range = this.getSelectionRange();
|
|
|
|
if (range.start.row < range.end.row || range.start.column < range.end.column) {
|
|
var rows = this.$getSelectedRows();
|
|
var count = session.indentRows(rows.first, rows.last, "\t");
|
|
|
|
this.selection.shiftSelection(count);
|
|
} else {
|
|
var indentString;
|
|
|
|
if (this.session.getUseSoftTabs()) {
|
|
var size = session.getTabSize(),
|
|
position = this.getCursorPosition(),
|
|
column = session.documentToScreenColumn(position.row, position.column),
|
|
count = (size - column % size);
|
|
|
|
indentString = lang.stringRepeat(" ", count);
|
|
} else
|
|
indentString = "\t";
|
|
return this.onTextInput(indentString);
|
|
}
|
|
};
|
|
|
|
this.blockOutdent = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
var selection = this.session.getSelection();
|
|
var range = this.session.outdentRows(selection.getRange());
|
|
|
|
selection.setSelectionRange(range, selection.isBackwards());
|
|
};
|
|
|
|
this.toggleCommentLines = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
var state = this.bgTokenizer.getState(this.getCursorPosition().row);
|
|
var rows = this.$getSelectedRows()
|
|
var addedColumns = this.mode.toggleCommentLines(state, this.session, rows.first, rows.last);
|
|
this.selection.shiftSelection(addedColumns);
|
|
};
|
|
|
|
this.removeLines = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
var rows = this.$getSelectedRows();
|
|
this.selection.setSelectionAnchor(rows.last+1, 0);
|
|
this.selection.selectTo(rows.first, 0);
|
|
|
|
this.session.remove(this.getSelectionRange());
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.moveLinesDown = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
this.$moveLines(function(firstRow, lastRow) {
|
|
return this.session.moveLinesDown(firstRow, lastRow);
|
|
});
|
|
};
|
|
|
|
this.moveLinesUp = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
this.$moveLines(function(firstRow, lastRow) {
|
|
return this.session.moveLinesUp(firstRow, lastRow);
|
|
});
|
|
};
|
|
|
|
this.copyLinesUp = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
this.$moveLines(function(firstRow, lastRow) {
|
|
this.session.duplicateLines(firstRow, lastRow);
|
|
return 0;
|
|
});
|
|
};
|
|
|
|
this.copyLinesDown = function() {
|
|
if (this.$readOnly)
|
|
return;
|
|
|
|
this.$moveLines(function(firstRow, lastRow) {
|
|
return this.session.duplicateLines(firstRow, lastRow);
|
|
});
|
|
};
|
|
|
|
|
|
this.$moveLines = function(mover) {
|
|
var rows = this.$getSelectedRows();
|
|
|
|
var linesMoved = mover.call(this, rows.first, rows.last);
|
|
|
|
var selection = this.selection;
|
|
selection.setSelectionAnchor(rows.last+linesMoved+1, 0);
|
|
selection.$moveSelection(function() {
|
|
selection.moveCursorTo(rows.first+linesMoved, 0);
|
|
});
|
|
};
|
|
|
|
this.$getSelectedRows = function() {
|
|
var range = this.getSelectionRange().collapseRows();
|
|
|
|
return {
|
|
first: range.start.row,
|
|
last: range.end.row
|
|
};
|
|
};
|
|
|
|
this.onCompositionStart = function(text) {
|
|
this.renderer.showComposition(this.getCursorPosition());
|
|
//this.onTextInput(text);
|
|
};
|
|
|
|
this.onCompositionUpdate = function(text) {
|
|
this.renderer.setCompositionText(text);
|
|
};
|
|
|
|
this.onCompositionEnd = function() {
|
|
this.renderer.hideComposition();
|
|
//this.removeLeft();
|
|
};
|
|
|
|
|
|
this.getFirstVisibleRow = function() {
|
|
return this.renderer.getFirstVisibleRow();
|
|
};
|
|
|
|
this.getLastVisibleRow = function() {
|
|
return this.renderer.getLastVisibleRow();
|
|
};
|
|
|
|
this.isRowVisible = function(row) {
|
|
return (row >= this.getFirstVisibleRow() && row <= this.getLastVisibleRow());
|
|
};
|
|
|
|
this.getVisibleRowCount = function() {
|
|
return this.getLastVisibleRow() - this.getFirstVisibleRow() + 1;
|
|
};
|
|
|
|
this.getPageDownRow = function() {
|
|
return this.renderer.getLastVisibleRow() - 1;
|
|
};
|
|
|
|
this.getPageUpRow = function() {
|
|
var firstRow = this.renderer.getFirstVisibleRow();
|
|
var lastRow = this.renderer.getLastVisibleRow();
|
|
|
|
return firstRow - (lastRow - firstRow) + 1;
|
|
};
|
|
|
|
this.selectPageDown = function() {
|
|
var row = this.getPageDownRow() + Math.floor(this.getVisibleRowCount() / 2);
|
|
|
|
this.scrollPageDown();
|
|
|
|
var selection = this.getSelection();
|
|
selection.$moveSelection(function() {
|
|
selection.moveCursorTo(row, selection.getSelectionLead().column);
|
|
});
|
|
};
|
|
|
|
this.selectPageUp = function() {
|
|
var visibleRows = this.getLastVisibleRow() - this.getFirstVisibleRow();
|
|
var row = this.getPageUpRow() + Math.round(visibleRows / 2);
|
|
|
|
this.scrollPageUp();
|
|
|
|
var selection = this.getSelection();
|
|
selection.$moveSelection(function() {
|
|
selection.moveCursorTo(row, selection.getSelectionLead().column);
|
|
});
|
|
};
|
|
|
|
this.gotoPageDown = function() {
|
|
var row = this.getPageDownRow(),
|
|
column = Math.min(this.getCursorPosition().column,
|
|
this.session.getLine(row).length);
|
|
|
|
this.scrollToRow(row);
|
|
this.getSelection().moveCursorTo(row, column);
|
|
};
|
|
|
|
this.gotoPageUp = function() {
|
|
var row = this.getPageUpRow(),
|
|
column = Math.min(this.getCursorPosition().column,
|
|
this.session.getLine(row).length);
|
|
|
|
this.scrollToRow(row);
|
|
this.getSelection().moveCursorTo(row, column);
|
|
};
|
|
|
|
this.scrollPageDown = function() {
|
|
this.scrollToRow(this.getPageDownRow());
|
|
};
|
|
|
|
this.scrollPageUp = function() {
|
|
this.renderer.scrollToRow(this.getPageUpRow());
|
|
};
|
|
|
|
this.scrollToRow = function(row) {
|
|
this.renderer.scrollToRow(row);
|
|
};
|
|
|
|
|
|
this.getCursorPosition = function() {
|
|
return this.selection.getCursor();
|
|
};
|
|
|
|
this.getSelectionRange = function() {
|
|
return this.selection.getRange();
|
|
};
|
|
|
|
this.clearSelection = function() {
|
|
this.selection.clearSelection();
|
|
};
|
|
|
|
this.moveCursorTo = function(row, column) {
|
|
this.selection.moveCursorTo(row, column);
|
|
};
|
|
|
|
this.moveCursorToPosition = function(pos) {
|
|
this.selection.moveCursorToPosition(pos);
|
|
};
|
|
|
|
|
|
this.gotoLine = function(lineNumber, row) {
|
|
this.selection.clearSelection();
|
|
|
|
this.$blockScrolling = true;
|
|
this.moveCursorTo(lineNumber-1, row || 0);
|
|
this.$blockScrolling = false;
|
|
|
|
if (!this.isRowVisible(this.getCursorPosition().row)) {
|
|
this.scrollToRow(lineNumber - 1 - Math.floor(this.getVisibleRowCount() / 2));
|
|
}
|
|
},
|
|
|
|
this.navigateTo = function(row, column) {
|
|
this.clearSelection();
|
|
this.moveCursorTo(row, column);
|
|
};
|
|
|
|
this.navigateUp = function(times) {
|
|
this.selection.clearSelection();
|
|
this.selection.moveCursorBy(-1, 0);
|
|
};
|
|
|
|
this.navigateDown = function(times) {
|
|
this.selection.clearSelection();
|
|
this.selection.moveCursorBy(1, 0);
|
|
};
|
|
|
|
this.navigateLeft = function(times) {
|
|
if (!this.selection.isEmpty()) {
|
|
var selectionStart = this.getSelectionRange().start;
|
|
this.moveCursorToPosition(selectionStart);
|
|
}
|
|
else {
|
|
times = times || 1;
|
|
while (times--) {
|
|
this.selection.moveCursorLeft();
|
|
}
|
|
}
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.navigateRight = function(times) {
|
|
if (!this.selection.isEmpty()) {
|
|
var selectionEnd = this.getSelectionRange().end;
|
|
this.moveCursorToPosition(selectionEnd);
|
|
}
|
|
else {
|
|
times = times || 1;
|
|
while (times--) {
|
|
this.selection.moveCursorRight();
|
|
}
|
|
}
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.navigateLineStart = function() {
|
|
this.selection.moveCursorLineStart();
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.navigateLineEnd = function() {
|
|
this.selection.moveCursorLineEnd();
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.navigateFileEnd = function() {
|
|
this.selection.moveCursorFileEnd();
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.navigateFileStart = function() {
|
|
this.selection.moveCursorFileStart();
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.navigateWordRight = function() {
|
|
this.selection.moveCursorWordRight();
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.navigateWordLeft = function() {
|
|
this.selection.moveCursorWordLeft();
|
|
this.clearSelection();
|
|
};
|
|
|
|
this.replace = function(replacement, options) {
|
|
if (options)
|
|
this.$search.set(options);
|
|
|
|
var range = this.$search.find(this.session);
|
|
this.$tryReplace(range, replacement);
|
|
if (range !== null)
|
|
this.selection.setSelectionRange(range);
|
|
},
|
|
|
|
this.replaceAll = function(replacement, options) {
|
|
if (options) {
|
|
this.$search.set(options);
|
|
}
|
|
|
|
var ranges = this.$search.findAll(this.session);
|
|
if (!ranges.length)
|
|
return;
|
|
|
|
this.clearSelection();
|
|
this.selection.moveCursorTo(0, 0);
|
|
|
|
for (var i = ranges.length - 1; i >= 0; --i)
|
|
this.$tryReplace(ranges[i], replacement);
|
|
if (ranges[0] !== null)
|
|
this.selection.setSelectionRange(ranges[0]);
|
|
},
|
|
|
|
this.$tryReplace = function(range, replacement) {
|
|
var input = this.session.getTextRange(range);
|
|
var replacement = this.$search.replace(input, replacement);
|
|
if (replacement !== null) {
|
|
range.end = this.session.replace(range, replacement);
|
|
return range;
|
|
} else {
|
|
return null;
|
|
}
|
|
};
|
|
|
|
this.getLastSearchOptions = function() {
|
|
return this.$search.getOptions();
|
|
};
|
|
|
|
this.find = function(needle, options) {
|
|
this.clearSelection();
|
|
options = options || {};
|
|
options.needle = needle;
|
|
this.$search.set(options);
|
|
this.$find();
|
|
},
|
|
|
|
this.findNext = function(options) {
|
|
options = options || {};
|
|
if (typeof options.backwards == "undefined")
|
|
options.backwards = false;
|
|
this.$search.set(options);
|
|
this.$find();
|
|
};
|
|
|
|
this.findPrevious = function(options) {
|
|
options = options || {};
|
|
if (typeof options.backwards == "undefined")
|
|
options.backwards = true;
|
|
this.$search.set(options);
|
|
this.$find();
|
|
};
|
|
|
|
this.$find = function(backwards) {
|
|
if (!this.selection.isEmpty()) {
|
|
this.$search.set({needle: this.session.getTextRange(this.getSelectionRange())});
|
|
}
|
|
|
|
if (typeof backwards != "undefined")
|
|
this.$search.set({backwards: backwards});
|
|
|
|
var range = this.$search.find(this.session);
|
|
if (range) {
|
|
this.gotoLine(range.end.row+1, range.end.column);
|
|
this.selection.setSelectionRange(range);
|
|
}
|
|
};
|
|
|
|
this.undo = function() {
|
|
this.session.getUndoManager().undo();
|
|
};
|
|
|
|
this.redo = function() {
|
|
this.session.getUndoManager().redo();
|
|
};
|
|
|
|
}).call(Editor.prototype);
|
|
|
|
|
|
exports.Editor = Editor;
|
|
});
|