Contents
What are component events in Lightning?
A component event is fired from an instance of a component….A component event can be handled by the component that fired the event or by a component in the containment hierarchy that receives the event.
- Component Event Propagation.
- Create Custom Component Events.
- Fire Component Events.
- Handling Component Events.
How do you use the Lightning component as a tab?
Create a custom tab for the component.
- From Setup, enter Tabs in the Quick Find box, then select Tabs.
- Click New in the Lightning Component Tabs related list.
- Select the Lightning component that you want to make available to users.
- Enter a label to display on the tab.
- Select the tab style and click Next.
Which components can be added to a Lightning app on custom object?
e. Custom Lightning component. You can use Standard, Custom and Third Party components plus Global Actions. You cannot add Visualforce components to a Lightning App but you can add Lightning components into Visualforce pages.
How do you fire an event in Lightning component?
Fire an Event To get a reference to a component event in JavaScript, use cmp. getEvent(“evtName”) where evtName matches the name attribute in .
How to create a component event in Lightning?
Create a custom component event using the tag in a .evt resource. Events can contain attributes that can be set before the event is fired and read when the event is handled. Fire a component event to communicate data to another component.
Is the force refreshview event supported in Lightning?
The force:refreshView event impacts performance and should be avoided, if possible. Repeated firing of this event by a single component or multiple components on a page is not supported. This event is supported in Lightning Experience, the Salesforce mobile app, and Aura-based Experience Builder sites.
What is the Component Library in Salesforce Lightning?
The Component Library is the Lightning components developer reference. Rapidly develop apps with our responsive, reusable building blocks.
How are component events handled in Lightning aura?
The framework supports capture and bubble phases for the propagation of component events. These phases are similar to DOM handling patterns and provide an opportunity for interested components to interact with an event and potentially control the behavior for subsequent handlers.