smartxml: caching text nodes via expando

[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 58036c4..646c68a 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';
 ], function(documentElement, utils) {
     
 'use strict';

-
+/* globals gettext */

 
 var KEYS = {
     ENTER: 13,
 
 var KEYS = {
     ENTER: 13,


@@ -44,20 +44,27 @@ handlers.push({key: KEYS.ENTER,
         event.preventDefault();
         var cursor = canvas.getCursor(),
             position = cursor.getPosition(),
         event.preventDefault();
         var cursor = canvas.getCursor(),
             position = cursor.getPosition(),

-            element = position.element,
-            added;
+            element = position.element;

 
         if(Object.keys(cursor.getPosition()).length === 0) {
             var currentElement = canvas.getCurrentNodeElement();
 
         if(Object.keys(cursor.getPosition()).length === 0) {
             var currentElement = canvas.getCurrentNodeElement();

-            if(currentElement) {
-                canvas.wlxmlDocument.startTransaction();
-                added = currentElement.data('wlxmlNode').after({
-                    tagName: currentElement.getWlxmlTag() || 'div',
-                    attrs: {'class': currentElement.getWlxmlClass() || 'p'}
+            if(currentElement && !currentElement.wlxmlNode.isRoot()) {
+                canvas.wlxmlDocument.transaction(function() {
+                    var added = currentElement.wlxmlNode.after({
+                        tagName: currentElement.wlxmlNode.getTagName() || 'div',
+                        attrs: {'class': currentElement.wlxmlNode.getClass() || 'p'}
+                    });
+                    added.append({text:''});
+                    return added;
+                }, {
+                    metadata: {
+                        description: gettext('Splitting text')
+                    },
+                    success: function(ret) {
+                        canvas.setCurrentElement(utils.getElementForNode(ret), {caretTo: 'start'});
+                    }

                 });
                 });

-                added.append({text:''});
-                canvas.wlxmlDocument.endTransaction();
-                canvas.setCurrentElement(utils.findCanvasElement(added), {caretTo: 'start'});
+

             }
             return;
         }
             }
             return;
         }


@@ -68,13 +75,20 @@ handlers.push({key: KEYS.ENTER,
                     element = element.parent();
                 }
 
                     element = element.parent();
                 }
 

-                canvas.wlxmlDocument.startTransaction();
-                added = element.data('wlxmlNode').after(
-                    {tagName: element.getWlxmlTag() || 'div', attrs: {'class': element.getWlxmlClass() || 'p'}}
-                );
-                added.append({text: ''});
-                canvas.wlxmlDocument.endTransaction();
-                canvas.setCurrentElement(utils.findCanvasElement(added), {caretTo: 'start'});
+                canvas.wlxmlDocument.transaction(function() {
+                    var added = element.wlxmlNode.after(
+                        {tagName: element.wlxmlNode.getTagName() || 'div', attrs: {'class': element.wlxmlNode.getClass() || 'p'}}
+                    );
+                    added.append({text: ''});
+                    return added;
+                }, {
+                    metadata: {
+                        description: gettext('Splitting text')
+                    },
+                    success: function(ret) {
+                        canvas.setCurrentElement(utils.getElementForNode(ret), {caretTo: 'start'});
+                    }
+                });

 
             } else {
 
 
             } else {
 


@@ -100,9 +114,17 @@ handlers.push({key: KEYS.ENTER,
                 //     goto = nodes.second;
                 //     gotoOptions = {caretTo: 'start'};
                 // }
                 //     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});
+                }, {
+                    metadata: {
+                        description: gettext('Splitting text')
+                    }
+                });

 
 

-                var result = position.element.data('wlxmlNode').breakContent({offset: position.offset}),
-                    goto, gotoOptions;

                 if(result.emptyText) {
                     goto = result.emptyText;
                     gotoOptions = {};
                 if(result.emptyText) {
                     goto = result.emptyText;
                     gotoOptions = {};


@@ -111,7 +133,7 @@ handlers.push({key: KEYS.ENTER,
                     gotoOptions = {caretTo: 'start'};
                 }
 
                     gotoOptions = {caretTo: 'start'};
                 }
 

-                canvas.setCurrentElement(utils.findCanvasElement(goto), gotoOptions);
+                canvas.setCurrentElement(utils.getElementForNode(goto), gotoOptions);

             }
         }
     }
             }
         }
     }


@@ -130,8 +152,10 @@ handlers.push({keys: [KEYS.ARROW_UP, KEYS.ARROW_DOWN, KEYS.ARROW_LEFT, KEYS.ARRO
                 direction = 'below';
                 caretTo = 'start';
             }
                 direction = 'below';
                 caretTo = 'start';
             }

-            var el = canvas.getDocumentElement(utils.nearestInDocumentOrder('[document-text-element]', direction, element.dom()[0]));
-            canvas.setCurrentElement(el, {caretTo: caretTo});
+            var el = canvas.getDocumentElement(utils.nearestInDocumentOrder('[document-text-element]', direction, element.dom[0]));
+            if(el) {
+                canvas.setCurrentElement(el, {caretTo: caretTo});
+            }

         }
     },
     keyup: function(event, canvas) {
         }
     },
     keyup: function(event, canvas) {


@@ -181,11 +205,14 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
         var cursor = canvas.getCursor(),
             position = canvas.getCursor().getPosition(),
             element = position.element,
         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;
 
             direction = 'above',
             caretTo = 'end',
             goto;
 

+        if(!element || !node) {
+            return;
+        }

             
         if(event.which === KEYS.DELETE) {
             direction = 'below';
             
         if(event.which === KEYS.DELETE) {
             direction = 'below';


@@ -199,7 +226,7 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
 
             if(direction === 'above') {
                 if(start.offsetAtBeginning) {
 
             if(direction === 'above') {
                 if(start.offsetAtBeginning) {

-                    goto = start.element.getNearestTextElement('above');
+                    goto = canvas.getNearestTextElement('above', start.element);

                     caretTo = 'end';
                 } else {
                     goto = start.element;
                     caretTo = 'end';
                 } else {
                     goto = start.element;


@@ -207,7 +234,7 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
                 }
             } else {
                 if(end.offsetAtEnd) {
                 }
             } else {
                 if(end.offsetAtEnd) {

-                    goto = start.element.getNearestTextElement('below');
+                    goto = canvas.getNearestTextElement('below', start.element);

                     caretTo = 'start';
                 } else {
                     goto = end.element;
                     caretTo = 'start';
                 } else {
                     goto = end.element;


@@ -217,11 +244,11 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
 
             canvas.wlxmlDocument.deleteText({
                 from: {
 
             canvas.wlxmlDocument.deleteText({
                 from: {

-                    node: start.element.data('wlxmlNode'),
+                    node: start.element.wlxmlNode,

                     offset: start.offset
                 },
                 to: {
                     offset: start.offset
                 },
                 to: {

-                    node: end.element.data('wlxmlNode'),
+                    node: end.element.wlxmlNode,

                     offset: end.offset
                 }
             });
                     offset: end.offset
                 }
             });


@@ -240,45 +267,48 @@ handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
             return element.getText().length === 1 || selectsWholeTextElement(cursor);
         };
 
             return element.getText().length === 1 || selectsWholeTextElement(cursor);
         };
 

-        canvas.wlxmlDocument.startTransaction();
-        
-
-
-        if(willDeleteWholeText()) {
-            event.preventDefault();
-            node.setText('');
-        }
-        else if(element.isEmpty()) {
-            event.preventDefault();
-
-            var parent = element.parent(),
-                grandParent = parent ? parent.parent() : null;
-            if(parent.children().length === 1 && parent.children()[0].sameNode(element)) {
-                if(grandParent && grandParent.children().length === 1) {
-                    goto = grandParent.data('wlxmlNode').append({text: ''});
+        canvas.wlxmlDocument.transaction(function() {
+            if(willDeleteWholeText()) {
+                event.preventDefault();
+                node.setText('');
+            }
+            else if(element.isEmpty()) {
+                event.preventDefault();
+                var parent = element.parent(),
+                    grandParent = parent ? parent.parent() : null;
+                if(!grandParent && parent.children().length === 1) {
+                    return;
+                }
+                if(parent.children().length === 1 && parent.children()[0].sameNode(element)) {
+                    if(grandParent && grandParent.children().length === 1) {
+                        goto = grandParent.wlxmlNode.append({text: ''});
+                    } else {
+                        goto = canvas.getNearestTextElement(direction, element);
+                    }
+                    parent.wlxmlNode.detach();

                 } else {
                 } else {

-                    goto = element.getNearestTextElement(direction);
+                    goto = canvas.getNearestTextElement(direction, element);
+                    element.wlxmlNode.detach();

                 }
                 }

-                parent.data('wlxmlNode').detach();
-            } else {
-                goto = element.getNearestTextElement(direction);
-                element.data('wlxmlNode').detach();
+                canvas.setCurrentElement(goto, {caretTo: caretTo});

             }
             }

-            canvas.setCurrentElement(goto, {caretTo: caretTo});
-            canvas.publisher('contentChanged');
-        }
-        else if(cursorAtOperationEdge) {
-            if(direction === 'below') {
-                element = element.getNearestTextElement(direction);
+            else if(cursorAtOperationEdge) {
+                if(direction === 'below') {
+                    element = canvas.getNearestTextElement(direction, element);
+                }
+                if(element) {
+                    goto = element.wlxmlNode.mergeContentUp();
+                    if(goto) {
+                        canvas.setCurrentElement(goto.node, {caretTo: goto.offset});
+                    }
+                }
+                event.preventDefault();

             }
             }

-            if(element) {
-                goto = element.data('wlxmlNode').mergeContentUp();
-                canvas.setCurrentElement(goto.node, {caretTo: goto.offset});
+        }, {
+            metadata: {
+                description: gettext('Remove text')

             }
             }

-            event.preventDefault();
-        }
-        canvas.wlxmlDocument.endTransaction();
-
+        });

     }
 });
 
     }
 });