Swing

コードを書いてみる。

public static void main(String[] args){

    System.out.println("Hello World");

}

いけてるみたい。

Eclipseで書いてみよう。

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Container;

import java.awt.Cursor;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;
import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JScrollPane;

import javax.swing.JTextArea;

import javax.swing.JTextField;
public class SampleSwing {
    /**

     * @param args

     */

    public static void main(String[] args) {
        JFrame frame = new JFrame("SampleSwing");

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        frame.pack();

        frame.setAlwaysOnTop(true);

        frame.setBackground(new Color(100, 200, 100));

        frame.setBounds(100, 100, 500, 200);

        frame.setFocusable(true);

        frame.setTitle("mota5");
        final JLabel label = new JLabel("mota5mota5mota5mota5mota5mota5mota5mota5mota5mota5mota5mota5mota5mota5");

        final JButton addButton = new JButton("add");

        final JButton delButton = new JButton("del");

        final JTextField textField = new JTextField("対象文字");

        final JTextArea textArea = new JTextArea();

        final JScrollPane scrollPane = new JScrollPane(textArea);
        Container container = frame.getContentPane();

        container.add(label, BorderLayout.NORTH);

        container.add(addButton, BorderLayout.WEST);

        container.add(delButton, BorderLayout.EAST);

        container.add(scrollPane, BorderLayout.CENTER);

        container.add(textField, BorderLayout.SOUTH);
        // event

        addButton.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {

                textArea.setText(textArea.getText() + textField.getText());

            }

        });

        delButton.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {

                try {

                    textArea.setText(textArea.getText().replaceAll("\\Q" + textField.getText() + "\\E", ""));

                } catch (RuntimeException e) {

                    textArea.setText(textArea.getText() + "\nうはｗｗｗ" + e.getMessage());

                }

            }

        });
        //

        frame.setVisible(true);

    }

}

うむ