Canvas Developer Guide
jNote: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.
Unsubscribing from a Canvas App Event
Unsubscribing from a Custom Event
The following code example shows how to call the unsubscribe method to unsubscribe from a canvas app event.
1// Unsubscribe from a custom event.
2Sfdc.canvas(function() {
3 sr = JSON.parse('<%=signedRequestJson%>');
4 Sfdc.canvas.client.unsubscribe(sr.client, {name : "mynamespace.statusChanged"});
5});Unsubscribing from Multiple Custom Events
The following code example shows how to call the unsubscribe method to unsubscribe from multiple canvas app events. The events you subscribe to can be in different namespaces or might not have a namespace.
1// Unsubscribe from multiple events.
2Sfdc.canvas(function() {
3 sr = JSON.parse('<%=signedRequestJson%>');
4 Sfdc.canvas.client.unsubscribe(sr.client, ['mynamespace.statusChanged', "anothernamespace.tripCancelled"]);
5});