How do I publish a platform event in Salesforce?

How do I publish a platform event in Salesforce?

To publish event messages, call the EventBus. publish method. For example, if you defined a custom platform event called Low Ink , reference this event type as Low_Ink__e . Next, create instances of this event, and then pass them to the Apex method.

How do I publish my Apex platform event?

Publishing Platform Events

1. Publish Event Messages with Flows.
2. Publish Event Messages with Processes.
3. Publish Event Messages with Apex.
4. Publish Event Messages with Salesforce APIs.
5. Get the Status of Asynchronous Platform Event Publish Operations (Beta)

How do you fire a platform event?

1. Option 1: Using Process Builder. You can able to publish the platform events using process builder.
2. Option 2: Using flow. Another great usage of the flow is you can able to publish the platform events using the flows.
3. Option 3: Using Apex.
4. Option 4: Using External Apps.
5. Option 5: Using Salesforce APIs.

How are platform events published in Salesforce App?

Use Process Builder to publish event messages from a Salesforce app as part of an automated process. External apps use an API to publish platform event messages. High-volume platform events are published asynchronously. With publish status events, you can track the status of publishing operations and take the necessary actions.

How to write event handlers in UWP application?

The handler you write for the event can access two values that are available as input for each case where your handler is invoked. The first such value is sender, which is a reference to the object where the handler is attached. The sender parameter is typed as the base Object type. A common technique is to cast sender to a more precise type.

Why are pointer events important in UWP applications?

For pointer events, the position of the pointer when the event occurred might be important. For keyboard events, all possible key presses fire a KeyDown and KeyUp event. To determine which key a user pressed, you must access the KeyRoutedEventArgs that is available to the event handler.

How are events and routed events handled in XAML?

You can assign handlers for events as part of the declarations for UI elements in XAML, or you can add the handlers in code. Windows Runtime supports routed events: certain input events and data events can be handled by objects beyond the object that fired the event.