GUI

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Across
  1. 3. a class describing a whole number type of variable
  2. 7. an object that can be used for input
  3. 9. a simple whole number type of variable
  4. 10. a type of variable in Java that holds words
  5. 12. a class in the java event library to handle events
  6. 13. an object that can trigger events by clicking on it
  7. 15. a simple numeric type of variable with a decimal place
Down
  1. 1. a method to display output on a label
  2. 2. a method to take input from a textField
  3. 4. a method required in the ActionListener class
  4. 5. an object that can be used for input or output
  5. 6. a method of the Double class that changes a string into a number
  6. 8. a method of the Integer class that changes a string into a number
  7. 11. a class in Java that performs operations like square root, absolute value
  8. 14. an object that can be used for single line output