Communication between components

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@ef4 gave an excellent answer to how this can be done.

How to communicate to child components

When you really want something like a “global event bus”, that’s a Service. You can Ember.inject.service() on any components that need to access it, and then just access it directly. They will all share it. When you have a parent component with some tightly-coupled children, you can yield values to the children that give them a way to interact with the parent. For example: {{#my-super-form as |parent|}} {{some-child notify=parent}} {{/my-parent-component}} Then the child can decide to thi…