Tree.ItemStyleGenerator (vaadin-all 7.7.46 API)

All Superinterfaces:

Serializable

Enclosing class:

Tree
```
public static interface Tree.ItemStyleGenerator
extends Serializable
```
ItemStyleGenerator can be used to add custom styles to tree items. The CSS class name that will be added to the item content is v-tree-node-[style name].

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  String getStyle(Tree source, Object itemId)
  Called by Tree when an item is painted.

- Method Detail
  - getStyle
```
String getStyle(Tree source,
                Object itemId)
```
    Called by Tree when an item is painted.
    
    Parameters:
    
    source - the source Tree
    
    itemId - The itemId of the item to be painted
    
    Returns:
    
    The style name to add to this item. (the CSS class name will be v-tree-node-[style name]