```
public interface IWarningCallback
```

Callback interface of warning.
## Methods

| Method | Description |
| --- | --- |
| [warning(WarningInfo warningInfo)](#warning-com.aspose.diagram.WarningInfo-) | Our callback only needs to implement the "Warning" method. |
### warning(WarningInfo warningInfo) {#warning-com.aspose.diagram.WarningInfo-}
```
public abstract void warning(WarningInfo warningInfo)
```


Our callback only needs to implement the "Warning" method.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| warningInfo | [WarningInfo](../../com.aspose.diagram/warninginfo) | warning info |