How to send events to an enclosing aura component?
To communicate from child to parent, dispatch an event. Lightning web components fire DOM events. An enclosing Aura component can listen for these events, just like an enclosing Lightning web component can. The enclosing Aura component can capture the event and handle it. Optionally, the Aura component can fire an Aura event to communicate with
How to assign ID to lightning aura component?
Add the force:hasRecordId interface to an Aura component to enable the component to be assigned the ID of the current record. The current record ID is useful if the component is used on a Lightning record page, as an object-specific custom action or action override in Lightning Experience or the Salesforce app, and so on.
How does the aura component work in Salesforce?
The Aura component’s controller receives the event. You can handle the event however you’d like. This component operates on the filters array passed in the details property of the Lightning web component event. You can optionally fire a new Aura event to communicate with other Aura components.
What are the public parts of an aura component?
Components are the functional units of Aura, which encapsulate modular and reusable sections of UI. They can contain other components or HTML markup. The public parts of a component are its attributes and events. Aura provides out-of-the-box components in the aura and ui namespaces.
Is it bad idea to reimplement canvas event messaging?
The long answer is “it’s a very bad idea, because you need to partially reimplement the canvas event messaging protocol, which exposes you to the risk that the unpublished, proprietary protocol will change, thus breaking your app without warning.”
Can you send a message from CANVAS app?
If they did have access to Sfdc.canvas then this would work. You can send a message from the canvas app, and it will reach the containing window, but it seems there’s no way to listen for it at present.
https://www.youtube.com/watch?v=MHJASW7DN9w