Help Button for Pentaho PDI Custom Step Dialog

MyStepName.java

public class MyStepNameDialog extends BaseStepDialog implements StepDialogInterface {
  
  // ...

  /*
    This example shows how to implement a help button in a PDI custom step dialog.  This assumes
    that you're including a docs directory in your deployment zip, with a help file in HTML format
    named "MyStepName.html"
  */
  @Override
  protected Button createHelpButton( Shell shell, StepMeta stepMeta, PluginInterface plugin ) {
    return HelpUtils.createHelpButton( shell, HelpUtils.getHelpDialogTitle( plugin ),
                        plugin.getPluginDirectory() + "/docs/MyStepName.html", plugin.getName() );
  }