PSPDFBackForwardActionListDelegate

@protocol PSPDFBackForwardActionListDelegate<NSObject>

/**
 Should execute the provided back actions in reverse order and also call `registerAction:`
 to register the inverse actions.
 */
- (void)backForwardList:(PSPDFBackForwardActionList *)list requestedBackActionExecution:(NSArray<__kindof PSPDFAction *> *)actions;

/**
 Should execute the provided forward actions in reverse order and also call `registerAction:`
 to register the inverse actions.
 */
- (void)backForwardList:(PSPDFBackForwardActionList *)list requestedForwardActionExecution:(NSArray<__kindof PSPDFAction *> *)actions;

@optional

/// Called whenever `backList` or `forwardList` get updated.
- (void)backForwardListDidUpdate:(PSPDFBackForwardActionList *)list;

@end

Undocumented