Move the drop block logic inside BlockView and add `activate`, `select` options

src/block_manager/model/Block.js

@@ -3,6 +3,10 @@ var Category = require('./Category');
 
 module.exports = Backbone.Model.extend({
   defaults: {
+    // If true, triggers an 'active' event on dropped component
+    activate: 0,
+    // If true, the dropped component will be selected
+    select: 0,
     label: '',
     content: '',
     category: '',

src/block_manager/view/BlockView.js

@@ -47,7 +47,27 @@ module.exports = Backbone.View.extend({
   },
 
   handleDragEnd() {
-    this.em.set('dragContent', '');
+    const { em, model } = this;
+    const result = em.get('dragResult');
+
+    if (result) {
+      const oldKey = 'activeOnRender';
+      const oldActive = result.get && result.get(oldKey);
+
+      if (model.get('activate') || oldActive) {
+        result.trigger('active');
+        result.set(oldKey, 0);
+      }
+
+      if (model.get('select')) {
+        em.setSelected(result);
+      }
+    }
+
+    em.set({
+      dragResult: null,
+      dragContent: null
+    });
   },
 
   /**

src/utils/Droppable.js

@@ -72,12 +72,7 @@ export default class Droppable {
       onStart: () => em.stopDefault(),
       onEndMove: model => {
         em.runDefault();
-
-        if (model && model.get && model.get('activeOnRender')) {
-          model.trigger('active');
-          model.set('activeOnRender', 0);
-        }
-
+        em.set('dragResult', model);
         model && em.trigger('canvas:drop', dt, model);
       },
       document: canvas.getFrameEl().contentDocument