#Help with understanding Callables

2 messages · Page 1 of 1 (latest)

tropic prawn
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Hi, I am trying to run a sim I found on github - it was written in Godot 3 and I am trying to convert it to godot 4 but I don't really understand the idea of Callables and why can't they be called with a string.

This is the code I have in godot 3:

    Signal.connect("play_pet", Callable(self, "play_increase_level"))
    Signal.connect("clean_pet", Callable(self, "clean_increase_level"))```
copper obsidian
#

https://docs.godotengine.org/en/stable/classes/class_callable.html but what you’re probably more interested in is https://docs.godotengine.org/en/stable/getting_started/step_by_step/signals.html#connecting-a-signal-via-code, e.g. Signal.play_pet.connect(play_increase_level)

Godot Engine documentation
Callable

A built-in type representing a method or a standalone function. Description: Callable is a built-in Variant type that represents a function. It can either be a method within an Object instance, or ...

Godot Engine documentation
Using signals

In this lesson, we will look at signals. They are messages that nodes emit when something specific happens to them, like a button being pressed. Other nodes can connect to that signal and call a fu...