editor: handle undefined action state

[fnpeditor.git] / src / editor / modules / documentCanvas / canvas / keyboard.js

diff --git a/src/editor/modules/documentCanvas/canvas/keyboard.js b/src/editor/modules/documentCanvas/canvas/keyboard.js
index 378adee..9be3dae 100644 (file)
--- a/src/editor/modules/documentCanvas/canvas/keyboard.js
+++ b/src/editor/modules/documentCanvas/canvas/keyboard.js
@@ -4,7 +4,7 @@ define([
 ], function(documentElement, utils) {
     
 'use strict';
-
+/* globals gettext */
 
 var KEYS = {
     ENTER: 13,
@@ -50,8 +50,8 @@ handlers.push({key: KEYS.ENTER,
         if(Object.keys(cursor.getPosition()).length === 0) {
             var currentElement = canvas.getCurrentNodeElement();
             if(currentElement) {
-                canvas.wlxmlDocument.startTransaction();
-                added = currentElement.data('wlxmlNode').after({
+                canvas.wlxmlDocument.startTransaction(gettext('Splitting text'));
+                added = currentElement.wlxmlNode.after({
                     tagName: currentElement.getWlxmlTag() || 'div',
                     attrs: {'class': currentElement.getWlxmlClass() || 'p'}
                 });
@@ -68,8 +68,8 @@ handlers.push({key: KEYS.ENTER,
                     element = element.parent();
                 }
 
-                canvas.wlxmlDocument.startTransaction();
-                added = element.data('wlxmlNode').after(
+                canvas.wlxmlDocument.startTransaction(gettext('Splitting text'));
+                added = element.wlxmlNode.after(
                     {tagName: element.getWlxmlTag() || 'div', attrs: {'class': element.getWlxmlClass() || 'p'}}
                 );
                 added.append({text: ''});
@@ -100,9 +100,13 @@ handlers.push({key: KEYS.ENTER,
                 //     goto = nodes.second;
                 //     gotoOptions = {caretTo: 'start'};
                 // }
+                var node = position.element.wlxmlNode,
+                    result, goto, gotoOptions;
+
+                node.document.transaction(function() {
+                    result = position.element.wlxmlNode.breakContent({offset: position.offset});
+                }, this, gettext('Splitting text'));
 
-                var result = position.element.data('wlxmlNode').breakContent({offset: position.offset}),
-                    goto, gotoOptions;
                 if(result.emptyText) {
                     goto = result.emptyText;
                     gotoOptions = {};
@@ -183,11 +187,14 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
         var cursor = canvas.getCursor(),
             position = canvas.getCursor().getPosition(),
             element = position.element,
-            node = element.data('wlxmlNode'),
+            node = element ? element.wlxmlNode : null,
             direction = 'above',
             caretTo = 'end',
             goto;
 
+        if(!element || !node) {
+            return;
+        }
             
         if(event.which === KEYS.DELETE) {
             direction = 'below';
@@ -219,11 +226,11 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
 
             canvas.wlxmlDocument.deleteText({
                 from: {
-                    node: start.element.data('wlxmlNode'),
+                    node: start.element.wlxmlNode,
                     offset: start.offset
                 },
                 to: {
-                    node: end.element.data('wlxmlNode'),
+                    node: end.element.wlxmlNode,
                     offset: end.offset
                 }
             });
@@ -256,24 +263,23 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
                 }
                 if(parent.children().length === 1 && parent.children()[0].sameNode(element)) {
                     if(grandParent && grandParent.children().length === 1) {
-                        goto = grandParent.data('wlxmlNode').append({text: ''});
+                        goto = grandParent.wlxmlNode.append({text: ''});
                     } else {
                         goto = element.getNearestTextElement(direction);
                     }
-                    parent.data('wlxmlNode').detach();
+                    parent.wlxmlNode.detach();
                 } else {
                     goto = element.getNearestTextElement(direction);
-                    element.data('wlxmlNode').detach();
+                    element.wlxmlNode.detach();
                 }
                 canvas.setCurrentElement(goto, {caretTo: caretTo});
-                canvas.publisher('contentChanged');
             }
             else if(cursorAtOperationEdge) {
                 if(direction === 'below') {
                     element = element.getNearestTextElement(direction);
                 }
                 if(element) {
-                    goto = element.data('wlxmlNode').mergeContentUp();
+                    goto = element.wlxmlNode.mergeContentUp();
                     canvas.setCurrentElement(goto.node, {caretTo: goto.offset});
                 }
                 event.preventDefault();