Unreal Engine 4.x Scripting with C++ Cookbook - Second Edition

How it works...

For us to reference Slate classes or functions in our code, our module must link with the Slate and SlateCore modules, so we add those to the module dependencies.

We need to instantiate our UI in one of the classes that loads when the game runs, so for this recipe, we use our custom PlayerController in the BeginPlay function as the place to create our UI.

Inside the BeginPlay implementation, we create a new SVerticalBox using the SNew function. We add a slot for a widget to our box, and set that slot to both horizontal and vertical centering.

Inside the slot, which we access using square brackets, we create a button that has Textblock inside it. In Textblock, we set the Text property to a string literal value.

With the UI ...