Is it possible to create a lightning component dynamically?
This approach is more efficient and memory saving. Dynamic component creation is easy to write and use. You can call your custom component or native lightning components. You can also create HTML tags dynamically and append them to any div of your choice. So, let’s create a component dynamically.
How does the unrender function work in Lightning?
It is triggered if anything is changed to the components just like button disable after clicked the button to show some results. If any component is not displayed due to aura:if condition is not satisfied or component is not displayed conditionally, at that point unrender () function of this component will be fired.
How to create lightning component in render.js file?
Below images depicts our assignments: [At the time of opening the table, User can see the Welcome message and when User will click on “Show My Contacts” button, user will see all the contacts created by that user.] Step 1: Create a Lightning Component Bundle named “ defaultLightningPanel “.
How is defaultlightningpanel invoked in rendering lifecycle?
After clicked “Show My Contacts” button. unrender () function of defaultLightningPanel component is invoked when this component is destroyed from “renderingLifeCycle” component. If you see this component this panel will be invoked when “showContacts” is false (by default nature).
How to dynamically create components in Lightning aura?
You can avoid this server trip by adding an tag for the component you’re creating in the markup of the component that calls $A.createComponent (). The tag ensures that the component definition is always available on the client. The tradeoff is that the definition is always downloaded instead of only when it’s needed.
How to create a lightning component in MST?
$A.createComponent (String type, Object attributes, function callback) type (String) : Type of component to create , ex: lightning:button. Attributes : Map of all parameters required for new component, including the local Id (aura:id). Callback (cmp, status, errorMessage): Callback is used to invoke after a component is created.
Which is better dynamic component creation or native component creation?
Dynamic component creation is easy to write and use. You can call your custom component or native lightning components. You can also create HTML tags dynamically and append them to any div of your choice. So, let’s create a component dynamically. Why dynamic component creation is a better approach?
How does rendering service work in Salesforce Lightning?
The framework’s rendering service takes in-memory component state and creates and manages the DOM elements owned by the component. If you want to modify DOM elements created by the framework for a component, you can modify the DOM elements in the component’s renderer.