com.stepstone.stepper

Interface Step

All Known Subinterfaces:

BlockingStep

public interface Step

A base step interface which all StepperLayout steps must implement.

Method Summary

Modifier and Type	Method and Description
void	onError(VerificationError error) Called when the user clicked on the Next/Complete button and the step verification failed.
void	onSelected() Called when this step gets selected in the the stepper layout.
VerificationError	verifyStep() Checks if the stepper can go to the next step after this step. This does not mean the user clicked on the Next/Complete button. If the user clicked the Next/Complete button and wants to be informed of that error he should handle this in onError(VerificationError).

Method Detail

verifyStep

@Nullable
VerificationError verifyStep()

Checks if the stepper can go to the next step after this step.
This does not mean the user clicked on the Next/Complete button.
If the user clicked the Next/Complete button and wants to be informed of that error he should handle this in onError(VerificationError).

Returns:

the cause of the validation failure or null if step was validated successfully

onSelected

void onSelected()

Called when this step gets selected in the the stepper layout.

onError

void onError(@NonNull
             VerificationError error)

Called when the user clicked on the Next/Complete button and the step verification failed.

Parameters:

error - the cause of the validation failure