Review_6 AWT, Swing, ActionListener, and Graphics.
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Transcript of Review_6 AWT, Swing, ActionListener, and Graphics.
Review_6
AWT, Swing,ActionListen
er,and
Graphics
What is javax.swing?
If we make a JFrame, what code
do we need to make it show up?
How do we put a JPanel into a
JFrame?
If we do not specify a JFrame to do
EXIT_ON_CLOSE, what happens?
What are JButton and JCheckbox?
How do we set the color to red
in the paintComponent
method?
If we set a JLabel to have a background color, what else do
we need to do to see the color?
How do we change this label to write something
else?
JLabel display = new Jlabel();
In Java, layouts are handled by objects called…
Which layout is the best for quick GUI
design and automatically reacts
to resizing?
Which layout is the best for grouping
and placing components at the center or sides of
your frame?
Which layout is the best for placing all of your components
manually?
Which layout is the best for
automatically placing components
into rows and columns?
What is it called when we put panels with layouts inside
panels with layouts?
What is ActionListener?
What method does the
ActionListener interface have?
Fill in the blank to use
actionlisteners:
public class MyListener ________ ActionListener
What import do we need to use
ActionListeners?
In the following code, what is goes in the
blank?
button.addActionListener(____);
What goes in the blank?
public void actionPerformed(___) {
What code do we use to figure out which button was
clicked?
To paint inside of a JPanel, we first need to make a class that extends Jpanel and
overrides the....
What keyword can we use to refer to the
parent class?
If we want our graphics to resize
with the frame, what methods do we need?
If we want to draw the outline of a circle,
what method should we use?
If we want to draw a filled in rectangle
what method should we use?
The drawPolygon method takes in what
three parameters?