ExtraTableHeader (Instant JChem Core API)

```
public interface ExtraTableHeader
```
Extra component for WBTable header supported by renderer. If a renderer supports this feature this component will be attached to table header.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  java.awt.Component getExtraHeaderComponent(ViewMode viewMode)

- Method Detail
  - getExtraHeaderComponent
```
java.awt.Component getExtraHeaderComponent(ViewMode viewMode)
```
    Parameters:
    
    viewMode - browse or query mode
    
    Returns:
    
    component which will be added to table header renderer.