View main function: 1. Creating reusable components. 2. Setting up logic to handle events

ember view

App.ProfilePhotoView = Ember.View.extend({
  click: function(evt) {
    this.get('controller').send('ExpandProfilePhoto');
  }
});

App.UserController = Ember.ObjectController.extend({
  actions: {
    expandProfilePhoto: function() {
      //get the expanded picture and display it
    }
  }
});