fixed issue GrapesJS#230

src/block_manager/view/BlocksView.js

@@ -76,13 +76,32 @@ module.exports = Backbone.View.extend({
     this.em.runDefault();
 
     if (model && model.get) {
-      if(model.get('activeOnRender')) {
+      if (model.get('activeOnRender')) {
         model.trigger('active');
         model.set('activeOnRender', 0);
       }
 
       // Register all its components (eg. for the Undo Manager)
       this.em.initChildrenComp(model);
+
+      // update default values
+      // @NOTE html does not update if not selected component, so must unselect existing selection and select newly dropped componant 
+      var selected_model = editor.getSelected();
+      if(selected_model){
+        selected_model.set('status', '');
+      }
+
+      model.set('status', 'selected');
+      this.em.set('selectedComponent', model);
+
+      for (var i = 0; i < model.attributes.traits.models.length; i++) {
+        var trait = model.attributes.traits.models[i];
+        var value = trait.get('value');
+        trait.set('value', '~~~~~~~~~'); // change to another value and then change back, in order for changes to take effect
+        trait.set('value', value);
+      }
+      // end update delfault values
+
     }
     this.em.trigger('block:drag:stop', model);
   },