OnLengthChanged_Event Callback

Conditions

  • Events name must start with "OnLengthChanged_".

  • The Variable must be public.

  • After "OnLenghtChange_" events name and array variable must be the same.

  • Events name are case sensitive.

Steps:

  • Click ADD NEW button. Select blueprint.

  • Add an Actor Blueprint Class. Open it.

  • Open event graph.

  • Add ZD ACTOR component.

  • Add a new variable from the Variables section under My Blueprint Tab. Make it public and change it as array.

  • Add a new "CustomEvent". Right click and write "Add Custom Event".

  • Name must be "OnLengthChanged_MyBooleanArray". (As you can see variable name and event name after "OnLengthChanged_" is same.)

  • Add nodes as shown in below image.

  • When we add a new value into "MyBooleanVariable" array the events will print length of array. This is the basic code for understanding how its working.

  • Add ActorBlueprint to scene.

  • Click PLAY button and open Reality Setup.

  • Select MyActorBP node.

  • .As you can see actor blueprint appears in Reality Setup. Thanks to ZD ACTOR component.

  • Array variable also appears in properties tab of MyActorBP. Because we made it public variable.

Result

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