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

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

by John P. Doran, William Sherif, Stephen Whittle
March 2019
Intermediate to advanced content levelIntermediate to advanced
708 pages
17h 9m
English
Packt Publishing
Content preview from Unreal Engine 4.x Scripting with C++ Cookbook - Second Edition

How it works...

Unreal's editor UI is based on the concept of commands. Commands are a design pattern that allows looser coupling between the UI and the actions that it needs to perform.

To create a class that contains a set of commands, it is necessary to inherit from TCommands.

TCommands is a template class that leverages the Curiously Recurring Template Pattern (CRTP). The CRTP is used commonly throughout Slate UI code as a means of creating compile-time polymorphism.

In the initializer list for FCookbookCommands constructor, we invoke the parent class constructor, passing in a number of parameters:

  • The first parameter is the name of the command set, and is a simple FName.
  • The second parameter is a tooltip/human readable string, and, ...
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Unreal Engine 4 Scripting with C++ Cookbook

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Publisher Resources

ISBN: 9781789809503Supplemental Content