How do I move from one component to another component in Salesforce lightning?
To navigate from a Lightning component to another, specify the component name using componentDef . This example navigates to a component c:myComponent and sets a value on the contactId attribute.
How do you fire an application event in lightning?
Fire an Event myNamespace:myAppEvent”) in JavaScript to get an instance of the myAppEvent event in the myNamespace namespace. The syntax to get an instance of an application event is different than the syntax to get a component event, which is cmp. getEvent(” evtName “) . Use fire() to fire the event.
When do we use application events in Lightning?
To know more about event handling order and propagation of events in lightning refer to Event propagation. Application events are used when you need two independent component to communicate with each other i.e. they don’t need to be in the component hierarchy or nested within each other.
How to use lightning events to pass values from one component to another?
Thanks! Use Lightning events to pass the values from one component to another component. Example :-UserInput and DisplayResult.’ UserInput’ component accepts two user input values and we need to add these values and display the result in the ‘DisplayResult.cmp’.
How to create two Lightning components in Salesforce?
Create two lightning components: Child component and parent component. Register the event in the child component and fired the event in the child component JavaScript controller action. Handle the event in the parent component.
How to create event handler in Lightning aura?
The handler component, aeHandler.cmp, handles the fired event. The client-side controller for aeHandler.cmp sets an attribute in aeHandler.cmp based on the data sent in the event. The event and components in this example use the default c namespace.