1 files changed, 197 insertions, 0 deletions

diff --git a/js/controllers/code-editor-controller.js b/js/controllers/code-editor-controller.js
new file mode 100644
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+++ b/js/controllers/code-editor-controller.js
@@ -0,0 +1,197 @@
+/* <copyright>
+This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
+No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
+(c) Copyright 2011 Motorola Mobility, Inc.  All Rights Reserved.
+</copyright> */
+
+////////////////////////////////////////////////////////////////////////
+//
+var Montage =           require("montage/core/core").Montage,
+    Component =         require("montage/ui/component").Component;
+
+var CodeEditorController = exports.CodeEditorController = Montage.create(Component, {
+    hasTemplate: {
+        value: false
+    },
+
+    _codeEditor : {
+        value:null
+    },
+
+    codeEditor:{
+        get: function(){return this._codeEditor;},
+        set: function(value){this._codeEditor = value;}
+    },
+
+    codeCompletionSupport : {
+        value: {"javascript": true}
+    },
+
+    _automaticCodeComplete: {
+        value:true
+    },
+
+    automaticCodeComplete:{
+        get: function(){return this._automaticCodeComplete;},
+        set: function(value){
+            //console.log("$$$ automaticCodeComplete setter : "+value);
+            this._automaticCodeComplete = value;}
+    },
+
+    originalEditorFont:{
+        value:"13"//px
+    },
+
+    _editorFont:{
+        value:null
+    },
+
+    editorFont:{
+        get: function(){return this._editorFont;},
+        set: function(value){//gets a zoom %
+            var codeLineElems = null, i=0;
+            this._editorFont = (value/100) * CodeEditorController.originalEditorFont;
+            //set the font size
+            codeLineElems = document.getElementsByClassName("CodeMirror-lines");
+            for(i=0;i<codeLineElems.length;i++){
+                codeLineElems[i].style.fontSize = ""+this._editorFont+"px";
+            }
+        }
+    },
+
+    deserializedFromTemplate: {
+        value: function() {
+            //TODO:add logic to check some configuration file to load the right code editor
+            this.codeEditor = CodeMirror;
+        }
+    },
+
+    /**
+     * Public method
+     * Creates an editor instance
+     */
+    createEditor : {
+        value:function(doc, type){
+            var self = this, editorOptions = null;
+
+            editorOptions = {
+                               lineNumbers: true,
+                               matchBrackets:true,
+                               mode: type,
+                               onChange: function(){
+                                   var historySize = doc.editor.historySize();
+                                   if(historySize.undo>0){
+                                        doc.needsSave = true;
+                                   }else if(historySize.undo===0 && historySize.redo>0){
+                                       doc.needsSave = false;
+                                   }
+                               },
+                               onCursorActivity: function() {
+                                   doc.editor.matchHighlight("CodeMirror-matchhighlight");
+                                   doc.editor.setLineClass(doc.editor.hline, null, null);
+                                   doc.editor.hline = doc.editor.setLineClass(doc.editor.getCursor().line, null, "activeline");
+                               }
+                           };
+
+            //configure auto code completion if it is supported for that document type
+            if(this.codeCompletionSupport[type] === true){
+                editorOptions.onKeyEvent = function(cm, keyEvent){self._codeCompletionKeyEventHandler.call(self, cm, keyEvent, type)};
+            }
+
+            var editor = self.codeEditor.fromTextArea(doc.textArea, editorOptions);
+
+            //editor.setOption("theme", "night");
+
+            return editor;
+        }
+    },
+
+    /**
+     * Private method
+     * key event handler for showing code completion dropdown
+     */
+    _codeCompletionKeyEventHandler:{
+        enumerable:false,
+        value: function(cm, keyEvent, type) {
+            //===manually triggered code completion
+            if((this.automaticCodeComplete === false)){
+                if((keyEvent.ctrlKey || keyEvent.metaKey) && keyEvent.keyCode === 32){//Ctrl-Space
+                    this.codeEditor.simpleHint(cm, this.codeEditor.javascriptHint);
+                }
+            }
+            //===automatic auto complete [performance is slower]
+            else if(this._showAutoComplete(type, keyEvent)){
+                this.codeEditor.simpleHint(cm, this.codeEditor.javascriptHint);
+            }
+       }
+    },
+
+    /**
+     * Private method
+     * checks for valid keyset to show code completion dropdown
+     */
+    _showAutoComplete : {
+        enumerable:false,
+        value:function(type, keyEvent){
+            switch(type){
+                case "javascript":
+                    if((keyEvent.type === "keyup")//need seperate keycode set per mode
+                        && ((keyEvent.keyCode > 47 && keyEvent.keyCode < 57)//numbers
+                            || (keyEvent.keyCode > 64 && keyEvent.keyCode <91)//letters
+                            || (keyEvent.keyCode === 190)//period
+                            || (keyEvent.keyCode === 189)//underscore, dash
+                           )
+                        && !( (keyEvent.keyCode === 219)//open bracket [
+                            || (keyEvent.ctrlKey || keyEvent.metaKey)//ctrl
+                            || (keyEvent.keyCode === 221)//close bracket ]
+                            || (keyEvent.shiftKey && keyEvent.keyCode === 219)//open bracket {
+                            || (keyEvent.shiftKey && keyEvent.keyCode === 221)//close bracket }
+                            || (keyEvent.shiftKey && keyEvent.keyCode === 57)//open bracket (
+                            || (keyEvent.shiftKey && keyEvent.keyCode === 48)//close bracket )
+                            || ((keyEvent.ctrlKey || keyEvent.metaKey) && keyEvent.keyCode === 83)//ctrl+S
+                           )
+                    ){return true;}
+                default :
+                    return false;
+            }
+        }
+    },
+
+    handleCodeCompletionSupport:{
+        value:function(fileType){
+            var autoCodeCompleteElem = document.getElementsByClassName("autoCodeComplete")[0];
+            if(autoCodeCompleteElem && (this.codeCompletionSupport[fileType] === true)){
+                autoCodeCompleteElem.style.visibility = "visible";
+            }else if(autoCodeCompleteElem && !this.codeCompletionSupport[fileType]){
+                autoCodeCompleteElem.style.visibility = "hidden";
+            }
+        }
+    },
+
+    getSelectedRange:{
+        value:function(editor){
+            return { from: editor.getCursor(true), to: editor.getCursor(false) };
+        }
+    },
+
+    autoFormatSelection:{
+        value: function(){
+            var range = this.getSelectedRange(this.application.ninja.documentController.activeDocument.editor);
+            this.application.ninja.documentController.activeDocument.editor.autoFormatRange(range.from, range.to);
+        }
+    },
+
+    commentSelection:{
+        value: function(isComment){
+            var range = this.getSelectedRange(this.application.ninja.documentController.activeDocument.editor);
+            this.application.ninja.documentController.activeDocument.editor.commentRange(isComment, range.from, range.to);
+        }
+    },
+
+    handleThemeSelection:{
+        value: function(theme){
+            this.application.ninja.documentController.activeDocument.editor.setOption("theme", theme);
+        }
+    }
+
+});
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