| Pacchetto | spark.components |
| Interfaccia | public interface IItemRendererOwner |
| Implementatori | DataGroup, SkinnableDataContainer |
| Versione linguaggio: | ActionScript 3.0 |
| Versione prodotto: | Flex 4 |
| Versioni runtime: | Flash Player 10, AIR 1.5 |
The class defining the item renderer must implement the IItemRenderer interface.
Elementi API correlati
Metodi pubblici
| Metodo | Definito da | ||
|---|---|---|---|
Returns the String for display in an item renderer. | IItemRendererOwner | ||
Updates the renderer for reuse. | IItemRendererOwner | ||
Descrizione dei metodi
itemToLabel | () | metodo |
public function itemToLabel(item:Object):String| Versione linguaggio: | ActionScript 3.0 |
| Versione prodotto: | Flex 4 |
| Versioni runtime: | Flash Player 10, AIR 1.5 |
Returns the String for display in an item renderer.
The String is written to the labelText
property of the item renderer.
Parametri
item:Object — The data item to display.
|
String — The String for display in an item renderer.
|
updateRenderer | () | metodo |
public function updateRenderer(renderer:IVisualElement, itemIndex:int, data:Object):void| Versione linguaggio: | ActionScript 3.0 |
| Versione prodotto: | Flex 4 |
| Versioni runtime: | Flash Player 10, AIR 1.5 |
Updates the renderer for reuse. This method first prepares the item renderer for reuse by cleaning out any stale properties as well as updating it with new properties.
The last thing this method should do is set the data property
of the item renderer.
Parametri
renderer:IVisualElement — The item renderer.
| |
itemIndex:int — The index of the data in the data provider.
| |
data:Object — The data object this item renderer is representing.
|
Tue Jun 12 2018, 02:44 PM Z