Event: It is nothing but an action that is performed during the runtime of the program . Some of the events that are done during the program execution are clicking buttons, dropdown box, etc. When the programmer or user clicks a button, an event occurs. At the time of occurrence of an event, an event object is created which contains data about the event. The control that creates the event object is called as event source. Example: Button clicking.

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Answer 1

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Chapter 12.6, Problem 12.31CP

Program Plan Intro

Event:

It is nothing but an action that is performed during the runtime of the program.

Some of the events that are done during the program execution are clicking buttons, dropdown box, etc.

When the programmer or user clicks a button, an event occurs.

At the time of occurrence of an event, an event object is created which contains data about the event.

The control that creates the event object is called as event source.

Example: Button clicking.

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Answer 2

Question

Chapter 12.6, Problem 12.31CP

Program Plan Intro

Event:

It is nothing but an action that is performed during the runtime of the program.

Some of the events that are done during the program execution are clicking buttons, dropdown box, etc.

When the programmer or user clicks a button, an event occurs.

At the time of occurrence of an event, an event object is created which contains data about the event.

The control that creates the event object is called as event source.

Example: Button clicking.

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Answer 3

Question

Chapter 12.6, Problem 12.31CP

Program Plan Intro

Event:

It is nothing but an action that is performed during the runtime of the program.

Some of the events that are done during the program execution are clicking buttons, dropdown box, etc.

When the programmer or user clicks a button, an event occurs.

At the time of occurrence of an event, an event object is created which contains data about the event.

The control that creates the event object is called as event source.

Example: Button clicking.

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Answer 4

Question

Chapter 12.6, Problem 12.31CP

Program Plan Intro

Event:

It is nothing but an action that is performed during the runtime of the program.

Some of the events that are done during the program execution are clicking buttons, dropdown box, etc.

When the programmer or user clicks a button, an event occurs.

At the time of occurrence of an event, an event object is created which contains data about the event.

The control that creates the event object is called as event source.

Example: Button clicking.

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Answer 5

Chapter 12.6, Problem 12.31CP

Program Plan Intro

Event:

It is nothing but an action that is performed during the runtime of the program.

Some of the events that are done during the program execution are clicking buttons, dropdown box, etc.

When the programmer or user clicks a button, an event occurs.

At the time of occurrence of an event, an event object is created which contains data about the event.

The control that creates the event object is called as event source.

Example: Button clicking.

Answer 6

Chapter 12.6, Problem 12.31CP

Program Plan Intro

Event:

It is nothing but an action that is performed during the runtime of the program.

Some of the events that are done during the program execution are clicking buttons, dropdown box, etc.

When the programmer or user clicks a button, an event occurs.

At the time of occurrence of an event, an event object is created which contains data about the event.

The control that creates the event object is called as event source.

Example: Button clicking.

Answer 7

Chapter 12.6, Problem 12.31CP

Program Plan Intro

Event:

It is nothing but an action that is performed during the runtime of the program.

Some of the events that are done during the program execution are clicking buttons, dropdown box, etc.

When the programmer or user clicks a button, an event occurs.

At the time of occurrence of an event, an event object is created which contains data about the event.

The control that creates the event object is called as event source.

Example: Button clicking.

Answer 8

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Answer 9

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Answer 10

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Answer 11

Ch. 12.1 - What is a user interface?Ch. 12.1 - How does a command line interface work?Ch. 12.1 - Prob. 12.3CP Ch. 12.1 - Prob. 12.4CP Ch. 12.2 - What is JavaFX?Ch. 12.2 - Prob. 12.6CP Ch. 12.2 - Prob. 12.7CP Ch. 12.2 - Prob. 12.8CP Ch. 12.2 - Prob. 12.9CP Ch. 12.2 - Prob. 12.10CP

Solution Summary: The author explains that an event occurs when the programmer or user clicks a button. The event handler class implements the "EventHandler" interface.

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Chapter 12 Solutions