remove empty list

[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 3a90a90..bc9e276 100644 (file)
--- a/src/editor/modules/documentCanvas/canvas/keyboard.js
+++ b/src/editor/modules/documentCanvas/canvas/keyboard.js
@@ -257,6 +257,14 @@ var keyEventHandlers = [
                 return;
             }
 
+
+            var parent = element.wlxmlNode.parent();
+            if(element.wlxmlNode.getIndex() === 0 && parent.isContextRoot() && (!parent.is('item') || parent.getIndex() === 0)) {
+                // Don't even try to do anything at the edge of a context root, except for non-first items
+                // - this is a temporary solution until key events handling get refactored into something more sane.
+                return;
+            }
+
             e.preventDefault();
 
             s.canvas.wlxmlDocument.transaction(function() {
@@ -282,7 +290,7 @@ var keyEventHandlers = [
         },
         run: function(e,s) {
             e.preventDefault();
-            e.element.wlxmlNode.setText('');
+            s.element.wlxmlNode.setText('');
             s.canvas.setCurrentElement(s.element, {caretTo: 0});
         }
     },
@@ -348,14 +356,47 @@ var keyEventHandlers = [
 
         }
     },
+    {
+        applies: function(e, s) {
+            var parent = s.element && s.element.wlxmlNode.parent(),
+                parentIsItem = parent && parent.is('item'),
+                itemIsOnList = parent && parent.parent() && parent.parent().is('list');
+            return s.type === 'caret' && e.key === KEYS.ENTER && s.element.isEmpty() && parentIsItem && itemIsOnList;
+        },
+        run: function(e, s) {
+            var item = s.element.wlxmlNode.parent(),
+                list = item.parent();
+            e.preventDefault();
+            s.canvas.wlxmlDocument.transaction(function() {
+                var p = list.after({tagName: 'div', attrs: {'class': 'p'}});
+                p.append({text: ''});
+                item.detach();
+                if(list.contents().length === 0) {
+                    list.detach();
+                }
+                return p;
+            }, {
+                success: function(p) {
+                    s.canvas.setCurrentElement(p);
+                }
+            });
+        }
+    },
     {
         applies: function(e, s) {
             return s.type === 'caret' && e.key === KEYS.ENTER && !s.element.parent().isRootElement();
         },
         run: function(e, s) {
-            var result, goto, gotoOptions;
+            var parent = s.element.parent(),
+                children = parent.children(),
+                result, goto, gotoOptions;
             void(e);
             e.preventDefault();
+
+            if(children.length === 1 && s.element.isEmpty()) {
+                return;
+            }
+
             s.canvas.wlxmlDocument.transaction(function() {
                 result = s.element.wlxmlNode.breakContent({offset: s.offset});
             }, {
@@ -375,6 +416,28 @@ var keyEventHandlers = [
 
             s.canvas.setCurrentElement(utils.getElementForNode(goto), gotoOptions);
         }
+    },
+    {
+        applies: function (e, s) {
+            return s.type === 'nodeSelection' && e.key === KEYS.ENTER && !s.element.isRootElement();
+        },
+        run: function (e, s) {
+            var parent = s.element.parent(),
+                children = parent.children(),
+                result, goto, gotoOptions;
+            e.preventDefault();
+
+            s.canvas.wlxmlDocument.transaction(function() {
+                result = s.element.wlxmlNode.insertNewNode();
+            }, {
+                metadata: {
+                    description: gettext('Inserting node'),
+                    fragment: s.toDocumentFragment()
+                }
+            });
+
+            s.canvas.setCurrentElement(utils.getElementForNode(result), {caretTo: 'start'});
+        }
     }
 ];