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Components: buttons

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• The JButton component
  • A button is a box with some text that you can press

  • The swing class JButton implements button objects

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  • A button with the text "abc" is created as follows:

    JButton buttonObj = new JButton("abc");

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  • Example:

    import java.awt.*; import javax.swing.*; public class Button { public static void main(String[] args) { JFrame f = new JFrame("My GUI"); JButton L; L = new JButton("ABC"); // Make a JButton f.getContentPane().add(L); // Stick f.setSize(400, 300); f.setVisible(true); } }

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  • Example Program: (Demo above code)                                                
    • Prog file: click here

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  • NOTE:

    Handling button press will be discussed later