Allow for wrapping current node element when there is no selection
[fnpeditor.git] / modules / documentCanvas / canvas / documentElement.js
index e1d3203..0558a3e 100644 (file)
@@ -46,6 +46,9 @@ $.extend(DocumentElement.prototype, {
     _setupDOMHandler: function(htmlElement) {
         this.$element = $(htmlElement);
     },
     _setupDOMHandler: function(htmlElement) {
         this.$element = $(htmlElement);
     },
+    bound: function() {
+        return this.canvas !== undefined;
+    },
     dom: function() {
         return this.$element;
     },
     dom: function() {
         return this.$element;
     },
@@ -71,17 +74,12 @@ $.extend(DocumentElement.prototype, {
     },
 
     wrapWithNodeElement: function(wlxmlNode) {
     },
 
     wrapWithNodeElement: function(wlxmlNode) {
-        var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass});
+        var wrapper = DocumentNodeElement.create({tag: wlxmlNode.tag, klass: wlxmlNode.klass}, this);
         this.dom().replaceWith(wrapper.dom());
         wrapper.append(this);
         return wrapper;
     },
 
         this.dom().replaceWith(wrapper.dom());
         wrapper.append(this);
         return wrapper;
     },
 
-    detach: function() {
-        this.dom().detach();
-        this.canvas = null;
-    },
-
     markAsCurrent: function() {
         this.canvas.markAsCurrent(this);
     },
     markAsCurrent: function() {
         this.canvas.markAsCurrent(this);
     },
@@ -105,6 +103,18 @@ $.extend(DocumentElement.prototype, {
 
     isVisible: function() {
         return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
 
     isVisible: function() {
         return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
+    },
+
+    isInsideList: function() {
+        return this.parents().some(function(parent) {
+            return parent.is('list');
+        });
+    },
+
+    exec: function(method) {
+        var manager = this.data('_wlxmlManager');
+        if(manager[method])
+            return manager[method].apply(manager, Array.prototype.slice.call(arguments, 1));
     }
 });
 
     }
 });
 
@@ -115,7 +125,7 @@ var DocumentNodeElement = function(htmlElement, canvas) {
 };
 
 $.extend(DocumentNodeElement, {
 };
 
 $.extend(DocumentNodeElement, {
-    createDOM: function(params) {
+    createDOM: function(params, canvas) {
         var dom = $('<div>')
                 .attr('document-node-element', ''),
             widgetsContainer = $('<div>')
         var dom = $('<div>')
                 .attr('document-node-element', ''),
             widgetsContainer = $('<div>')
@@ -128,11 +138,9 @@ $.extend(DocumentNodeElement, {
         // Make sure widgets aren't navigable with arrow keys
         widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
 
         // Make sure widgets aren't navigable with arrow keys
         widgetsContainer.find('*').add(widgetsContainer).attr('tabindex', -1);
 
-        var element = this.fromHTMLElement(dom[0]);
+        var element = this.fromHTMLElement(dom[0], canvas);
 
 
-        element.setWlxmlTag(params.tag);
-        if(params.klass)
-            element.setWlxmlClass(params.klass);
+        element.setWlxml({tag: params.tag, klass: params.klass});
         if(params.meta) {
             _.keys(params.meta).forEach(function(key) {
                 element.setWlxmlMetaAttr(key, params.meta[key]);
         if(params.meta) {
             _.keys(params.meta).forEach(function(key) {
                 element.setWlxmlMetaAttr(key, params.meta[key]);
@@ -140,14 +148,16 @@ $.extend(DocumentNodeElement, {
         }
         element.data('other-attrs', params.others);
 
         }
         element.data('other-attrs', params.others);
 
-        if(params.rawChildren) {
+        if(params.rawChildren && params.rawChildren.length) {
             container.append(params.rawChildren);
             container.append(params.rawChildren);
+        } else if(params.prepopulateOnEmpty) {
+            element.append(DocumentTextElement.create({text: ''}));
         }
         return dom;
     },
 
     create: function(params, canvas) {
         }
         return dom;
     },
 
     create: function(params, canvas) {
-        return this.fromHTMLElement(this.createDOM(params)[0]);
+        return this.fromHTMLElement(this.createDOM(params, canvas)[0], canvas);
     },
 
     fromHTMLElement: function(htmlElement, canvas) {
     },
 
     fromHTMLElement: function(htmlElement, canvas) {
@@ -162,7 +172,7 @@ var manipulate = function(e, params, action) {
     } else {
         element = DocumentElement.create(params);
     }
     } else {
         element = DocumentElement.create(params);
     }
-    var target = action === 'append' ? e._container() : e.dom();
+    var target = (action === 'append' || action === 'prepend') ? e._container() : e.dom();
     target[action](element.dom());
     return element;
 };
     target[action](element.dom());
     return element;
 };
@@ -174,6 +184,24 @@ $.extend(DocumentNodeElement.prototype, {
     _container: function() {
         return this.dom().children('[document-element-content]');
     },
     _container: function() {
         return this.dom().children('[document-element-content]');
     },
+    detach: function() {
+        var parent = this.parent();
+        if(!parent)
+            return;
+
+        var parentChildren = parent.children(),
+            myIdx = parent.childIndex(this);
+
+        if(myIdx > 0 && myIdx < parentChildren.length) {
+            if((parentChildren[myIdx-1] instanceof DocumentTextElement) && (parentChildren[myIdx+1] instanceof DocumentTextElement)) {
+                parentChildren[myIdx-1].appendText(parentChildren[myIdx+1].getText());
+                parentChildren[myIdx+1].detach();
+            }
+        }
+        this.dom().detach();
+        this.canvas = null;
+        return this;
+    },
     data: function() {
         var dom = this.dom(),
             args = Array.prototype.slice.call(arguments, 0);
     data: function() {
         var dom = this.dom(),
             args = Array.prototype.slice.call(arguments, 0);
@@ -254,6 +282,9 @@ $.extend(DocumentNodeElement.prototype, {
             this.data('orig-end', undefined);
         return manipulate(this, params, 'append');
     },
             this.data('orig-end', undefined);
         return manipulate(this, params, 'append');
     },
+    prepend: function(params) {
+        return manipulate(this, params, 'prepend');
+    },
     before: function(params) {
         return manipulate(this, params, 'before');
 
     before: function(params) {
         return manipulate(this, params, 'before');
 
@@ -302,7 +333,8 @@ $.extend(DocumentNodeElement.prototype, {
             return;
 
         this._container().attr('wlxml-tag', tag);
             return;
 
         this._container().attr('wlxml-tag', tag);
-        this._updateWlxmlManager();
+        if(!this.__updatingWlxml)
+            this._updateWlxmlManager();
     },
     getWlxmlClass: function() {
         var klass = this._container().attr('wlxml-class');
     },
     getWlxmlClass: function() {
         var klass = this._container().attr('wlxml-class');
@@ -323,7 +355,17 @@ $.extend(DocumentNodeElement.prototype, {
             this._container().attr('wlxml-class', klass.replace(/\./g, '-'));
         else
             this._container().removeAttr('wlxml-class');
             this._container().attr('wlxml-class', klass.replace(/\./g, '-'));
         else
             this._container().removeAttr('wlxml-class');
+        if(!this.__updatingWlxml)
+            this._updateWlxmlManager();
+    },
+    setWlxml: function(params) {
+        this.__updatingWlxml = true;
+        if(params.tag !== undefined)
+            this.setWlxmlTag(params.tag);
+        if(params.klass !== undefined)
+            this.setWlxmlClass(params.klass);
         this._updateWlxmlManager();
         this._updateWlxmlManager();
+        this.__updatingWlxml = false;
     },
     _updateWlxmlManager: function() {
         var manager = wlxmlManagers.getFor(this);
     },
     _updateWlxmlManager: function() {
         var manager = wlxmlManagers.getFor(this);
@@ -360,8 +402,8 @@ $.extend(DocumentNodeElement.prototype, {
         this.toggleHighlight(toggle);
     },
 
         this.toggleHighlight(toggle);
     },
 
-    toggleHighlight: function(toogle) {
-        this._container().toggleClass('highlighted-element');
+    toggleHighlight: function(toggle) {
+        this._container().toggleClass('highlighted-element', toggle);
     },
 
     toggle: function(toggle) {
     },
 
     toggle: function(toggle) {
@@ -410,9 +452,17 @@ $.extend(DocumentTextElement.prototype, {
         else
             this.$element = $element;
     },
         else
             this.$element = $element;
     },
+    detach: function() {
+        this.dom().detach();
+        this.canvas = null;
+        return this;
+    },
     setText: function(text) {
         this.dom().contents()[0].data = text;
     },
     setText: function(text) {
         this.dom().contents()[0].data = text;
     },
+    appendText: function(text) {
+        this.dom().contents()[0].data += text;
+    },
     getText: function() {
         return this.dom().text().replace(utils.unicode.ZWS, '');
     },
     getText: function() {
         return this.dom().text().replace(utils.unicode.ZWS, '');
     },
@@ -427,7 +477,7 @@ $.extend(DocumentTextElement.prototype, {
         if(params instanceof DocumentNodeElement) {
             element = params;
         } else {
         if(params instanceof DocumentNodeElement) {
             element = params;
         } else {
-            element = DocumentNodeElement.create(params);
+            element = DocumentNodeElement.create(params, this.canvas);
         }
         this.dom().wrap('<div>');
         this.dom().parent().after(element.dom());
         }
         this.dom().wrap('<div>');
         this.dom().parent().after(element.dom());
@@ -441,7 +491,7 @@ $.extend(DocumentTextElement.prototype, {
         if(params instanceof DocumentNodeElement) {
             element = params;
         } else {
         if(params instanceof DocumentNodeElement) {
             element = params;
         } else {
-            element = DocumentNodeElement.create(params);
+            element = DocumentNodeElement.create(params, this.canvas);
         }
         this.dom().wrap('<div>');
         this.dom().parent().before(element.dom());
         }
         this.dom().wrap('<div>');
         this.dom().parent().before(element.dom());
@@ -472,12 +522,17 @@ $.extend(DocumentTextElement.prototype, {
                     idx = grandParent.childIndex(parent),
                     prev = idx - 1 > -1 ? grandParentChildren[idx-1] : null,
                     next = idx + 1 < grandParentChildren.length ? grandParentChildren[idx+1] : null;
                     idx = grandParent.childIndex(parent),
                     prev = idx - 1 > -1 ? grandParentChildren[idx-1] : null,
                     next = idx + 1 < grandParentChildren.length ? grandParentChildren[idx+1] : null;
+                
+                prev = (prev instanceof DocumentTextElement) ? prev : null;
+                next = (next instanceof DocumentTextElement) ? next : null;
+
                 if(prev && next) {
                     prev.setText(prev.getText() + this.getText() + next.getText());
                     next.detach();
                 } else if (prev || next) {
                 if(prev && next) {
                     prev.setText(prev.getText() + this.getText() + next.getText());
                     next.detach();
                 } else if (prev || next) {
-                    var target = prev ? prev : next;
-                    target.setText(target.getText() + this.getText());
+                    var target = prev ? prev : next,
+                        newText = prev ? target.getText() + this.getText() : this.getText() + target.getText();
+                    target.setText(newText);
                 } else {
                     parent.after(this);
                 }
                 } else {
                     parent.after(this);
                 }