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1/* <copyright>
2This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
3No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
4(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
5</copyright> */
6
7////////////////////////////////////////////////////////////////////////
8//
9var Montage = require("montage/core/core").Montage,
10 Component = require("montage/ui/component").Component;
11
12exports.CodeEditorController = Montage.create(Component, {
13 hasTemplate: {
14 value: false
15 },
16
17 _currentDocument: {
18 value : null
19 },
20
21 currentDocument : {
22 get : function() {
23 return this._currentDocument;
24 },
25 set : function(value) {
26 if (value === this._currentDocument) {
27 return;
28 }
29
30 this._currentDocument = value;
31
32 if(!value) {
33
34 } else if(this._currentDocument.currentView === "code") {
35 this.autocomplete = !this.codeCompletionSupport[this._currentDocument.model.file.extension];
36 this._currentDocument.model.views.code.editor.focus();
37 this.applySettings();
38 }
39 }
40 },
41
42 _codeEditor : {
43 value:null
44 },
45
46 codeEditor:{
47 get: function(){return this._codeEditor;},
48 set: function(value){this._codeEditor = value;}
49 },
50
51 codeCompletionSupport : {
52 value: {"js": true}
53 },
54
55 autocomplete: {
56 value: false
57 },
58
59 _automaticCodeComplete: {
60 value:false
61 },
62
63 automaticCodeComplete:{
64 get: function(){
65 return this._automaticCodeComplete;
66 },
67 set: function(value) {
68 if(this._automaticCodeComplete !== value) {
69 this._automaticCodeComplete = value;
70 }
71 }
72 },
73
74 _editorTheme: {
75 value:"default"
76 },
77
78 editorTheme:{
79 get: function(){
80 return this._editorTheme;
81 },
82 set: function(value){
83 this._editorTheme = value;
84 }
85 },
86
87 _zoomFactor: {
88 value:100
89 },
90
91 zoomFactor:{
92 get: function() {
93 return this._zoomFactor;
94 },
95 set: function(value) {
96 this.handleZoom(value);
97 }
98 },
99
100 deserializedFromTemplate: {
101 value: function() {
102 //TODO:add logic to check some configuration file to load the right code editor
103 this.codeEditor = CodeMirror;
104 }
105 },
106
107 /**
108 * Public method
109 * Creates an editor instance
110 */
111 createEditor : {
112 value:function(codeDocumentView, type, documentType, textDocument){
113 var self = this, editorOptions = null;
114
115 editorOptions = {
116 lineNumbers: true,
117 matchBrackets:true,
118 mode: type,
119 onChange: function(){
120 var historySize = codeDocumentView.editor.historySize();
121 if(historySize.undo>0){
122 textDocument.model.needsSave = true;
123 }else if(historySize.undo===0 && historySize.redo>0){
124 textDocument.model.needsSave = false;
125 }
126 },
127 onCursorActivity: function() {
128 codeDocumentView.editor.matchHighlight("CodeMirror-matchhighlight");
129 codeDocumentView.editor.setLineClass(codeDocumentView.editor.hline, null, null);
130 codeDocumentView.editor.hline = codeDocumentView.editor.setLineClass(codeDocumentView.editor.getCursor().line, null, "activeline");
131 }
132 };
133
134 //configure auto code completion if it is supported for that document type
135 if(this.autocomplete) {
136
137 editorOptions.onKeyEvent = function(cm, keyEvent){
138 self._codeCompletionKeyEventHandler.call(self, cm, keyEvent, documentType)
139 };
140
141 }
142
143 return self.codeEditor.fromTextArea(codeDocumentView.textArea, editorOptions);
144 }
145 },
146
147 /**
148 * Private method
149 * key event handler for showing code completion dropdown
150 */
151 _codeCompletionKeyEventHandler:{
152 enumerable:false,
153 value: function(cm, keyEvent, documentType) {
154 //comment shortkeys
155 if((keyEvent.metaKey || keyEvent.ctrlKey) && !keyEvent.shiftKey && keyEvent.keyCode === 191){//ctrl+/
156 this.commentSelection(true);
157 return;
158 }
159 //uncomment shortkeys
160 if((keyEvent.metaKey || keyEvent.ctrlKey) && keyEvent.shiftKey && keyEvent.keyCode === 191){//ctrl+shift+/
161 this.commentSelection(false);
162 return;
163 }
164
165 //===manually triggered code completion
166 if((this.automaticCodeComplete === false)){
167 if(keyEvent.ctrlKey && keyEvent.keyCode === 32){//Ctrl+Space
168 this.codeEditor.simpleHint(cm, this.codeEditor.javascriptHint);
169 }
170 }
171 //===automatic auto complete [performance is slower]
172 else if(this._showAutoComplete(documentType, keyEvent)){
173 this.codeEditor.simpleHint(cm, this.codeEditor.javascriptHint);
174 }
175 }
176 },
177
178 /**
179 * Private method
180 * checks for valid keyset to show code completion dropdown
181 */
182 _showAutoComplete : {
183 enumerable:false,
184 value:function(documentType, keyEvent){
185 var status=false;
186
187 if((keyEvent.metaKey || keyEvent.ctrlKey) && (keyEvent.keyCode === 83)){//ctrl+s
188 return false;
189 }
190
191 switch(documentType){
192 case "js":
193 if((keyEvent.type === "keyup")//need seperate keycode set per mode
194 && ((keyEvent.keyCode > 47 && keyEvent.keyCode < 57)//numbers
195 || (keyEvent.keyCode > 64 && keyEvent.keyCode <91)//letters
196 || (keyEvent.keyCode === 190)//period
197 || (keyEvent.keyCode === 189)//underscore, dash
198 )
199 && !(keyEvent.ctrlKey //ctrl
200 || keyEvent.metaKey//cmd
201 || (keyEvent.keyCode === 219)//open bracket [
202 || (keyEvent.keyCode === 221)//close bracket ]
203 || (keyEvent.shiftKey && keyEvent.keyCode === 219)//open bracket {
204 || (keyEvent.shiftKey && keyEvent.keyCode === 221)//close bracket }
205 || (keyEvent.shiftKey && keyEvent.keyCode === 57)//open bracket (
206 || (keyEvent.shiftKey && keyEvent.keyCode === 48)//close bracket )
207 )
208 ){
209 status = true;
210 break;
211 }
212 default :
213 status = false;
214 }
215
216 return status;
217 }
218 },
219
220 getSelectedRange:{
221 value:function(editor){
222 return { from: editor.getCursor(true), to: editor.getCursor(false) };
223 }
224 },
225
226 commentSelection:{
227 value: function(isComment){
228 var range = this.getSelectedRange(this.currentDocument.model.views.code.editor);
229 this.currentDocument.model.views.code.editor.commentRange(isComment, range.from, range.to);
230 }
231 },