Populate EditorLink based on highlighted items

Editor.js

@@ -84,21 +84,17 @@ class Editor extends List {
     }
   }
 
-  addLinkBefore() {
-    if (this.mayAdd(EditorLink)) {
-      EditorLink.addBefore(this.container_, this.getSelected());
-    }
-  }
-
   addLinkAfter() {
     if (this.mayAdd(EditorLink)) {
-      EditorLink.addAfter(this.container_, this.getSelected());
+      EditorLink.addAfter(this.container_, this.getSelected(),
+                          this.queryEntries('.highlight', EditorNode));
     }
   }
 
   addLinkBefore() {
     if (this.mayAdd(EditorLink)) {
-      EditorLink.addBefore(this.container_, this.getSelected());
+      EditorLink.addBefore(this.container_, this.getSelected(),
+                           this.queryEntries('.highlight', EditorNode));
     }
   }
 
@@ -179,8 +175,15 @@ class Editor extends List {
         return;
 
       case 'Escape':
-        for (let entry of this.queryEntries('.highlight')) {
-          entry.getElement().classList.toggle('highlight', false);
+        if (!this.container_.parentElement.xArchObj) {
+          for (let entry of this.queryEntries('.highlight')) {
+            entry.getElement().classList.toggle('highlight', false);
+          }
+          // TODO: rename this to data-arch-refresh, make value noop everywhere
+          this.container_.setAttribute('data-arch-value', '');
+          e.stopPropagation();
+          e.preventDefault();
+          return;
         }
     }
     

EditorLink.js

@@ -1,5 +1,5 @@
 class EditorLink extends EditorEntryBase {
-  constructor() {
+  constructor(entries) {
     super();
 
     this.elem_.innerText = '↓';
@@ -10,8 +10,10 @@ class EditorLink extends EditorEntryBase {
       [EditorNode,  [2, 2]],
       [EditorLabel, [0, 1]],
     ]);
-    this.nodes_.addNodeAfter();
-    this.nodes_.addNodeAfter();
+    this.nodes_.addNodeAfter(
+        entries && entries[0] ? entries[0].getLabel() : null);
+    this.nodes_.addNodeAfter(
+        entries && entries[1] ? entries[1].getLabel() : null);
     this.elem_.appendChild(nodeList);
   }
 

List.js

@@ -128,6 +128,8 @@ class List {
         if (this.container_.parentElement.xArchObj) {
           this.container_.parentElement.focus();
         }
+        e.stopPropagation();
+        e.preventDefault();
         break;
 
       case 'd':