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public interface IChoiceRenderer
Renders one choice. Separates the 'id' values used for internal representation from 'display values' which are the values shown to the user of components that use this renderer.
Method Summary | |
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java.lang.Object |
getDisplayValue(java.lang.Object object)
Get the value for displaying to an end user. |
java.lang.String |
getIdValue(java.lang.Object object,
int index)
This method is called to get the id value of an object (used as the value attribute of a choice element) The id can be extracted from the object like a primary key, or if the list is stable you could just return a toString of the index. |
Method Detail |
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java.lang.Object getDisplayValue(java.lang.Object object)
object
- the actual object
java.lang.String getIdValue(java.lang.Object object, int index)
object
- The object for which the id should be generatedindex
- The index of the object in the choices list.
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