17.4.3 - Delegation Event Model (Used in Java)
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Practice Questions
Test your understanding with targeted questions
What is an event source?
💡 Hint: Think of components like buttons or text fields.
Name a Java interface used to handle button clicks.
💡 Hint: It starts with the letter 'A'.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What separates event generation from event handling in Java?
💡 Hint: Think of the meaning of 'delegation'.
True or False: ActionListener is used to handle keyboard events.
💡 Hint: Consider what type of event each listener handles.
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Challenge Problems
Push your limits with advanced challenges
Design a simple Java application using the Delegation Event Model that includes two buttons. One button changes the background color of a panel, and the other resets it.
💡 Hint: Think about how you would capture button clicks and what methods you need to change the panel's properties.
Explain how you would implement event handling for a text input field that should respond to user input and notify whenever a specific key is pressed.
💡 Hint: Consider using methods like keyPressed and thinking about what specific key you want to check.
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