Setting a default 'From' address when sending an email from Cases
global class EmailPublisherLoader implements QuickAction.QuickActionDefaultsHandler { // Empty constructor global EmailPublisherLoader() { } public string customLabelValue{get;set;} // The main interface method global void onInitDefaults(QuickAction.QuickActionDefaults[] defaults) { QuickAction.SendEmailQuickActionDefaults sendEmailDefaults = null; // Check if the quick action is the standard Case Feed send email action for (Integer j = 0; j < defaults.size(); j++) { if (defaults.get(j) instanceof QuickAction.SendEmailQuickActionDefaults && defaults.get(j).getTargetSObject().getSObjectType() == EmailMessage.sObjectType && defaults.get(j).getActionName().equals('Case.Email') && defaults.get(j).getActionType().equals('Email')) { sendEmailDefaults = (QuickAction.SendEmailQuickActionDefaults)defaults.get(j);