Fixing typo in cursor.getSelectionBoundry

[fnpeditor.git] / modules / documentCanvas / canvas / documentElement.js

diff --git a/modules/documentCanvas/canvas/documentElement.js b/modules/documentCanvas/canvas/documentElement.js
index c38008b..e1d3203 100644 (file)
--- a/modules/documentCanvas/canvas/documentElement.js
+++ b/modules/documentCanvas/canvas/documentElement.js
@@ -1,8 +1,11 @@
 define([
 'libs/jquery-1.9.1.min',
 'libs/underscore-min',
-'modules/documentCanvas/classAttributes'
-], function($, _, classAttributes) {
+'modules/documentCanvas/classAttributes',
+'modules/documentCanvas/canvas/utils',
+'modules/documentCanvas/canvas/widgets',
+'modules/documentCanvas/canvas/wlxmlManagers'
+], function($, _, classAttributes, utils, widgets, wlxmlManagers) {
     
 'use strict';
 
@@ -31,9 +34,9 @@ $.extend(DocumentElement, {
 
     fromHTMLElement: function(htmlElement, canvas) {
         var $element = $(htmlElement);
-        if(htmlElement.nodeType === Node.ELEMENT_NODE && $element.attr('wlxml-tag'))
+        if(htmlElement.nodeType === Node.ELEMENT_NODE && $element.attr('document-node-element') !== undefined)
             return DocumentNodeElement.fromHTMLElement(htmlElement, canvas);
-        if($element.attr('wlxml-text') !== undefined || (htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('wlxml-text') !== undefined))
+        if($element.attr('document-text-element') !== undefined || (htmlElement.nodeType === Node.TEXT_NODE && $element.parent().attr('document-text-element') !== undefined))
             return DocumentTextElement.fromHTMLElement(htmlElement, canvas);
         return undefined;
     }
@@ -47,7 +50,7 @@ $.extend(DocumentElement.prototype, {
         return this.$element;
     },
     parent: function() {
-        var parents = this.$element.parents('[wlxml-tag]');
+        var parents = this.$element.parents('[document-node-element]');
         if(parents.length)
             return DocumentElement.fromHTMLElement(parents[0], this.canvas);
         return null;
@@ -114,15 +117,32 @@ var DocumentNodeElement = function(htmlElement, canvas) {
 $.extend(DocumentNodeElement, {
     createDOM: function(params) {
         var dom = $('<div>')
-            .attr('wlxml-tag', params.tag);
+                .attr('document-node-element', ''),
+            widgetsContainer = $('<div>')
+                .addClass('canvas-widgets')
+                .attr('contenteditable', false),
+            container = $('<div>')
+                .attr('document-element-content', '');
+        
+        dom.append(widgetsContainer, container);
+        // Make sure widgets aren't navigable with arrow keys
+        widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
+
+        var element = this.fromHTMLElement(dom[0]);
+
+        element.setWlxmlTag(params.tag);
         if(params.klass)
-            dom.attr('wlxml-class', params.klass.replace(/\./g, '-'));
+            element.setWlxmlClass(params.klass);
         if(params.meta) {
             _.keys(params.meta).forEach(function(key) {
-                dom.attr('wlxml-meta-'+key, params.meta[key]);
+                element.setWlxmlMetaAttr(key, params.meta[key]);
             });
         }
-        dom.data('other-attrs', params.others);
+        element.data('other-attrs', params.others);
+
+        if(params.rawChildren) {
+            container.append(params.rawChildren);
+        }
         return dom;
     },
 
@@ -142,7 +162,8 @@ var manipulate = function(e, params, action) {
     } else {
         element = DocumentElement.create(params);
     }
-    e.dom()[action](element.dom());
+    var target = action === 'append' ? e._container() : e.dom();
+    target[action](element.dom());
     return element;
 };
 
@@ -150,6 +171,9 @@ DocumentNodeElement.prototype = new DocumentElement();
 
 
 $.extend(DocumentNodeElement.prototype, {
+    _container: function() {
+        return this.dom().children('[document-element-content]');
+    },
     data: function() {
         var dom = this.dom(),
             args = Array.prototype.slice.call(arguments, 0);
@@ -243,10 +267,12 @@ $.extend(DocumentNodeElement.prototype, {
             return toret;
 
 
-        var elementContent = this.dom().contents();
+        var elementContent = this._container().contents();
         var element = this;
         elementContent.each(function(idx) {
             var childElement = DocumentElement.fromHTMLElement(this, element.canvas);
+            if(childElement === undefined)
+                return true;
             if(idx === 0 && elementContent.length > 1 && elementContent[1].nodeType === Node.ELEMENT_NODE && (childElement instanceof DocumentTextElement) && $.trim($(this).text()) === '')
                 return true;
             if(idx > 0 && childElement instanceof DocumentTextElement) {
@@ -269,27 +295,40 @@ $.extend(DocumentNodeElement.prototype, {
         return toret;
     },
     getWlxmlTag: function() {
-        return this.dom().attr('wlxml-tag');
+        return this._container().attr('wlxml-tag');
     },
     setWlxmlTag: function(tag) {
-        this.dom().attr('wlxml-tag', tag);
+        if(tag === this.getWlxmlTag())
+            return;
+
+        this._container().attr('wlxml-tag', tag);
+        this._updateWlxmlManager();
     },
     getWlxmlClass: function() {
-        var klass = this.dom().attr('wlxml-class');
+        var klass = this._container().attr('wlxml-class');
         if(klass)
             return klass.replace(/-/g, '.');
         return undefined;
     },
     setWlxmlClass: function(klass) {
+        if(klass === this.getWlxmlClass())
+            return;
+
         this.getWlxmlMetaAttrs().forEach(function(attr) {
             if(!classAttributes.hasMetaAttr(klass, attr.name))
                 this.dom().removeAttr('wlxml-meta-' + attr.name);
         }, this);
 
         if(klass)
-            this.dom().attr('wlxml-class', klass.replace(/\./g, '-'));
+            this._container().attr('wlxml-class', klass.replace(/\./g, '-'));
         else
-            this.dom().removeAttr('wlxml-class');
+            this._container().removeAttr('wlxml-class');
+        this._updateWlxmlManager();
+    },
+    _updateWlxmlManager: function() {
+        var manager = wlxmlManagers.getFor(this);
+        this.data('_wlxmlManager', manager);
+        manager.setup();
     },
     is: function(what) {
         if(what === 'list' && _.contains(['list.items', 'list.items.enum'], this.getWlxmlClass()))
@@ -297,10 +336,10 @@ $.extend(DocumentNodeElement.prototype, {
         return false;
     },
 
-
     getWlxmlMetaAttr: function(attr) {
         return this.dom().attr('wlxml-meta-'+attr);
     },
+
     getWlxmlMetaAttrs: function() {
         var toret = [];
         var attrList = classAttributes.getMetaAttrsList(this.getWlxmlClass());
@@ -309,8 +348,27 @@ $.extend(DocumentNodeElement.prototype, {
         }, this);
         return toret;
     },
+
     setWlxmlMetaAttr: function(attr, value) {
         this.dom().attr('wlxml-meta-'+attr, value);
+    },
+    
+    toggleLabel: function(toggle) {
+        var displayCss = toggle ? 'inline-block' : 'none';
+        var label = this.dom().children('.canvas-widgets').find('.canvas-widget-label');
+        label.css('display', displayCss);
+        this.toggleHighlight(toggle);
+    },
+
+    toggleHighlight: function(toogle) {
+        this._container().toggleClass('highlighted-element');
+    },
+
+    toggle: function(toggle) {
+        var mng = this.data('_wlxmlManager');
+        if(mng) {
+            mng.toggle(toggle);
+        }
     }
 });
 
@@ -323,8 +381,8 @@ var DocumentTextElement = function(htmlElement, canvas) {
 $.extend(DocumentTextElement, {
     createDOM: function(params) {
         return $('<div>')
-            .attr('wlxml-text', '')
-            .text(params.text);
+            .attr('document-text-element', '')
+            .text(params.text || utils.unicode.ZWS);
     },
 
     create: function(params, canvas) {
@@ -333,6 +391,9 @@ $.extend(DocumentTextElement, {
 
     fromHTMLElement: function(htmlElement, canvas) {
         return new this(htmlElement, canvas);
+    },
+    isContentContainer: function(htmlElement) {
+        return htmlElement.nodeType === Node.TEXT_NODE && $(htmlElement).parent().is('[document-text-element]');
     }
 });
 
@@ -353,7 +414,11 @@ $.extend(DocumentTextElement.prototype, {
         this.dom().contents()[0].data = text;
     },
     getText: function() {
-        return this.dom().text();
+        return this.dom().text().replace(utils.unicode.ZWS, '');
+    },
+    isEmpty: function() {
+        // Having at least Zero Width Space is guaranteed be Content Observer
+        return this.dom().contents()[0].data === utils.unicode.ZWS;
     },
     after: function(params) {
         if(params instanceof DocumentTextElement || params.text)
@@ -458,9 +523,11 @@ $.extend(DocumentTextElement.prototype, {
     },
     divide: function(params) {
         var myText = this.getText();
-        
-        if(params.offset <= 0 || params.offset >= myText.length)
-            return;
+
+        if(params.offset === myText.length)
+            return this.after(params);
+        if(params.offset === 0)
+            return this.before(params);
 
         var lhsText = myText.substr(0, params.offset),
             rhsText = myText.substr(params.offset),
@@ -471,6 +538,10 @@ $.extend(DocumentTextElement.prototype, {
         this.after(newElement);
         newElement.after(rhsTextElement);
         return newElement;
+    },
+
+    toggleHighlight: function() {
+        // do nothing for now
     }
 });