[Editor] Disable mouse events when leaving the highlight mode

src/display/editor/highlight.js

@@ -198,6 +198,18 @@ class HighlightEditor extends AnnotationEditor {
     });
   }
 
+  /** @inheritdoc */
+  disableEditing() {
+    super.disableEditing();
+    this.div.classList.toggle("disabled", true);
+  }
+
+  /** @inheritdoc */
+  enableEditing() {
+    super.enableEditing();
+    this.div.classList.toggle("disabled", false);
+  }
+
   /** @inheritdoc */
   fixAndSetPosition() {
     return super.fixAndSetPosition(0);

web/annotation_editor_layer_builder.css

@@ -954,6 +954,10 @@
       pointer-events: auto;
     }
 
+    &.disabled .internal {
+      pointer-events: none;
+    }
+
     &.selectedEditor {
       .internal {
         cursor: pointer;