Which method is used to set the visibility of a component in Java GUI?1 pointsetVisible()add()remove()setEnabled()
Question
Which method is used to set the visibility of a component in Java GUI?
setVisible()
add()
remove()
setEnabled()
Solution
Break Down the Problem
- Identify the options provided for setting the visibility of a component in Java GUI.
- Determine which of the given methods specifically relates to changing visibility.
Relevant Concepts
In Java GUI programming (particularly with Swing), the visibility of a component can be controlled by the following common methods:
setVisible(boolean)
- This method is used to show or hide a component based on the boolean value provided.add(Component)
- This method is used to add a component to a container, not for visibility.remove(Component)
- This method is used to remove a component from a container, not for visibility.setEnabled(boolean)
- This method is used to enable or disable a component, not for visibility.
Analysis and Detail
setVisible(boolean)
directly controls whether a component is shown (true
) or hidden (false
).- Methods like
add()
andremove()
are about component management within the container, whilesetEnabled()
pertains to the interactivity of a component but does not affect its visibility.
Verify and Summarize
The only method among the options that sets the visibility of a component is setVisible()
.
Final Answer
The method used to set the visibility of a component in Java GUI is setVisible()
.
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