Fix empty text component on drag. Closes #2452

src/commands/index.js

@@ -129,6 +129,7 @@ export default () => {
           const defComOptions = { preserveSelected: 1 };
           const modes = ['absolute', 'translate'];
           const hideTlb = () => em.stopDefault(defComOptions);
+          selAll.forEach(sel => sel.trigger('disable'));
 
           // Dirty patch to prevent parent selection on drop (in absolute mode)
           em.set('_cmpDrag', 1);

src/dom_components/view/ComponentTextView.js

@@ -48,6 +48,10 @@ export default ComponentView.extend({
     this.toggleEvents(1);
   },
 
+  onDisable() {
+    this.disableEditing();
+  },
+
   /**
    * Disable element content editing
    * @private

src/dom_components/view/ComponentView.js

@@ -38,6 +38,7 @@ export default Backbone.View.extend({
     this.listenTo(model, 'change:content', this.updateContent);
     this.listenTo(model, 'change', this.handleChange);
     this.listenTo(model, 'active', this.onActive);
+    this.listenTo(model, 'disable', this.onDisable);
     $el.data('model', model);
     model.view = this;
     this.initClasses();
@@ -74,6 +75,11 @@ export default Backbone.View.extend({
    */
   onActive() {},
 
+  /**
+   * Callback executed when the `disable` event is triggered on component
+   */
+  onDisable() {},
+
   remove() {
     Backbone.View.prototype.remove.apply(this, arguments);
     this.removed(this._clbObj());