---
name: "SoCallback.h"
section: "3"
platform: "linux"
package: "libcoin80-doc"
version: "3.1.4~abc9f50-7"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/SoCallback.h"
---

# SoCallback.h(3)

## NAME

SoCallback.h -

## SYNOPSIS

`#include <Inventor/nodes/SoSubNode.h>`\

### Classes

class **SoCallback**\
 *The* **SoCallback** *class is a node type which provides a means of setting callback hooks in the scene graph.*

By inserting **SoCallback** nodes in a scene graph, the application programmer can set up functions to be executed at certain points in the traversal. **"**

### Typedefs

typedef void **SoCallbackCB** (void \*userdata, **SoAction** \*action)\

## Typedef Documentation

### void SoCallbackCB

**Signature that callback functions need to have.**

## Author

**Generated automatically by Doxygen for Coin from the source code.**