How to use Java JColorChooser

How to use Java JColorChooser

How to use Java JColorChooser
The primary use of  Java JColorChooser is to create a dialog box that allows the user to select different colors.This JColorChooser class inherits  JComponent class.

How to declare   Java JColorChooser class

[class JColorChooser extends JComponent implements Accessible
 
 
]

Java JColorChooser  constructors

  • JColorChooser()-creates a color panel with white as default.
  • JColorChooser(Color color)-creates a color panel with the initial color specified.

Java JColorChooser   Methods

  • void addChooserPanel(AbstractColorChooserPanel panel)-adds color chooser panel to a color chooser.
  • static Color showDialog(Component c,String t,Color color)-shows color  chooser dialog.

Java JColorChooser Example

[
import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JColorChooser;

import java.awt.Color;

public class JavaJColorChooser extends JFrame {

    JavaJColorChooser()
    {

        super("Color chooser example");
        Color color=Color.CYAN;
        JColorChooser.showDialog(this, "Java JColorChooser Example", color);



        setSize(300,300);
        setLayout(null);
        setLocationRelativeTo(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setVisible(true);
    }
    public static void main(String args[])
    {
        new JavaJColorChooser();
    }
}
]

Java JColorChooser  Example with ActionListener

[
import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JColorChooser;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.Color;
import java.awt.Container;
public class JavaJColorChooser extends JFrame {
    public JButton b;
    JavaJColorChooser()
    {

        super("Color chooser example");
        b=new JButton("Color");
        b.setBounds(10,10,100,30);
        add(b);
        //code to create JColorChooser Dialog Box       
 b.addActionListener(new ActionListener()
        {
            public void actionPerformed(ActionEvent evt)
            {
                Color initial=Color.BLUE;
                Color color=JColorChooser.showDialog(null, "Choose Color ", initial);
                b.setBackground(color);
            }

        });


        setSize(300,300);
        setLayout(null);
        setLocationRelativeTo(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setVisible(true);
    }
    public static void main(String args[])
    {
        new JavaJColorChooser();
    }
}
]

Lessons to Learn in this tutorial

JFrame class has several methods.These include.
Other Swing component used is this tutorial is JButton Class. Read more about adding ActionListener to JButton

Related Tutorials:






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