Interested to Buy Any Domain ? << Click Here >> for more details...
What are listeners in java and explain ?
- 2 Answers
- 8576 Views
- TCS, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / raman
A listener is called when the user does something to the user
interface that causes an event. Altho these events usually
come from the user interface.
Named Inner Class Listeners -
Anonymous Inner Class Listeners -
Top-level Listeners -
Action and AbstractAction -
External Listeners -
Subclassing a component and overriding processActionEvent().
| Is This Answer Correct ? | 1 Yes | 1 No |
Answer / raman
Twelve types of event are used in Java AWT. These are as
follows :
1. ActionEvent
2. AdjustmentEvent
3. ComponentEvent
4. ContainerEvent
5. FocusEvent
6. InputEvent
7. ItemEvent
8. KeyEvent
9. MouseEvent
10. PaintEvent
11. TextEvent
12. WindowEvent
| Is This Answer Correct ? | 0 Yes | 2 No |
When we give defination of interface method in the class why method must be public???
Explain purpose of sleep() method in java?
When we should use serialization?
How to extract HashMap values?
Write a function to find out longest palindrome in a given string?
What do you mean by synchronized non access modifier?
What is string and its types?
What is a final class ?
Why a dead thread occurs?
What environment variables are required to be set on a machine in order to run Java programs?
Distinguish between a predicate and a function?
What error occurs if a try-catch-finally statement sequence does not have a catch clause?
Core Java 
