Event Dispatchers

Event Dispatchers & Button References

• Button Variable Setup in Door

• New variable type: BP button
• Reference Options:

  Object reference: “for existing world items” Class reference: “for non-existent items” Soft versions of each

• Made instance editable

  Accessible in details panel Can use eyedropper tool for selection

  • “Useful in large levels”

• Event Dispatcher Binding

• Located in Details Panel

  Events section shows “on button triggered” Plus icon adds bound event

• Bound Event Properties

  Only fires when button triggers Passes “is triggered” input

  • True = unlock door
  • False = keep locked

• Communication Flow

• Door references specific button
• Button triggers event dispatcher
• Door listens for bound event

  Checks “is triggered” state Performs unlock/lock based on state

Event dispatchers create communication channels between blueprints, allowing buttons to trigger specific doors through object references and bound events. System provides flexible, instance-editable control over door-button relationships.