Created
July 5, 2011 21:51
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Sample notification alerter written in Java
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| import java.awt.BorderLayout; | |
| import java.awt.Dimension; | |
| import java.awt.FlowLayout; | |
| import java.awt.event.ActionEvent; | |
| import java.awt.event.ActionListener; | |
| import javax.swing.JButton; | |
| import javax.swing.JLabel; | |
| import javax.swing.JPanel; | |
| import javax.swing.JWindow; | |
| import javax.swing.UIManager; | |
| public class Alerter extends JWindow | |
| { | |
| private Dimension screenSize; | |
| private JLabel messageLabel; | |
| private final static int ERROR_MESSAGE = 0; | |
| private final static int INFORMATION_MESSAGE = 1; | |
| private final static int WARNING_MESSAGE = 2; | |
| private final static int QUESTION_MESSAGE = 3; | |
| public Alerter() | |
| { | |
| //super("Alert"); | |
| screenSize = java.awt.Toolkit.getDefaultToolkit().getScreenSize(); | |
| //setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE); | |
| // setResizable(false); | |
| messageLabel = new JLabel("", JLabel.CENTER); | |
| setLayout(new BorderLayout()); | |
| setAlwaysOnTop(true); | |
| getContentPane().add(messageLabel, BorderLayout.CENTER); | |
| JButton button = new JButton("<HTML><FONT FACE = Tahoma>DISMISS</FONT></HTML>"); | |
| JPanel buttonPanel = new JPanel(); | |
| buttonPanel.setLayout(new FlowLayout()); | |
| buttonPanel.add(button); | |
| getContentPane().add(buttonPanel, BorderLayout.SOUTH); | |
| button.addActionListener(new ActionListener() | |
| { | |
| public void actionPerformed(ActionEvent e) | |
| { | |
| for (int i = 100; i > 0; i--) | |
| { | |
| setBounds((screenSize.width - 400), (screenSize.height - i) - 30, 400, 100); | |
| try | |
| { | |
| Thread.sleep(1/1000); | |
| } | |
| catch (Exception er) | |
| { | |
| } | |
| setVisible(true); | |
| } | |
| setVisible(false); | |
| dispose(); | |
| System.exit(0); | |
| } | |
| }); | |
| } | |
| public void alert(String message, int messageType) | |
| { | |
| switch (messageType) | |
| { | |
| case 0: // ERROR_MESSAGE | |
| { | |
| showError(message); | |
| } | |
| break; | |
| case 1: // INFORMATION_MESSAGE | |
| { | |
| showInfo(message); | |
| } | |
| break; | |
| case 2: //WARNING_MESSAGE | |
| { | |
| showWarning(message); | |
| } | |
| break; | |
| case 3: //QUESTION_MESSAGE | |
| { | |
| askQuestion(message); | |
| } | |
| break; | |
| default: | |
| {} | |
| break; | |
| } | |
| } | |
| private void showWarning(String message) | |
| { | |
| messageLabel.setText("<HTML><FONT COLOR = YELLOW FACE = Tahoma>" + message + "</FONT></HTML>"); | |
| try | |
| { | |
| UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); | |
| for (int i = 0; i < 100; i++) | |
| { | |
| setBounds((screenSize.width - 250), (screenSize.height - i) - 30, 250, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| Thread.sleep(10000); | |
| for (int i = 100; i > 0; i--) | |
| { | |
| setBounds((screenSize.width - 250), (screenSize.height - i) - 30, 250, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| } | |
| catch (Exception e) | |
| {} | |
| finally | |
| { | |
| setVisible(false); | |
| dispose(); | |
| } | |
| } | |
| private void showInfo(String message) | |
| { | |
| messageLabel.setText("<HTML><FONT COLOR = BLUE FACE = Tahoma>" + message + "</FONT></HTML>"); | |
| try | |
| { | |
| UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); | |
| for (int i = 0; i < 100; i++) | |
| { | |
| setBounds((screenSize.width - 250), (screenSize.height - i) - 30, 250, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| Thread.sleep(10000); | |
| for (int i = 100; i > 0; i--) | |
| { | |
| setBounds((screenSize.width - 250), (screenSize.height - i) - 30, 250, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| } | |
| catch (Exception e) | |
| {} | |
| finally | |
| { | |
| setVisible(false); | |
| dispose(); | |
| } | |
| } | |
| private void showError(String message) | |
| { | |
| messageLabel.setText("<HTML><FONT COLOR = RED FACE = Tahoma>" + message + "</FONT></HTML>"); | |
| try | |
| { | |
| UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); | |
| for (int i = 0; i < 100; i++) | |
| { | |
| setBounds((screenSize.width - 400), (screenSize.height - i) - 30, 400, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| Thread.sleep(10000); | |
| for (int i = 100; i > 0; i--) | |
| { | |
| setBounds((screenSize.width - 400), (screenSize.height - i) - 30, 400, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| } | |
| catch (Exception e) | |
| {} | |
| finally | |
| { | |
| setVisible(false); | |
| dispose(); | |
| } | |
| } | |
| private void askQuestion(String message) | |
| { | |
| messageLabel.setText("<HTML><FONT COLOR = GREEN FACE = Tahoma>" + message + "</FONT></HTML>"); | |
| try | |
| { | |
| UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); | |
| for (int i = 0; i < 100; i++) | |
| { | |
| setBounds((screenSize.width - 250), (screenSize.height - i) - 30, 250, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| Thread.sleep(10000); | |
| for (int i = 100; i > 0; i--) | |
| { | |
| setBounds((screenSize.width - 250), (screenSize.height - i) - 30, 250, 100); | |
| Thread.sleep(1/1000); | |
| setVisible(true); | |
| } | |
| } | |
| catch (Exception e) | |
| {} | |
| finally | |
| { | |
| setVisible(false); | |
| dispose(); | |
| } | |
| } | |
| public static void main(String[] args) | |
| { | |
| Alerter alerter = new Alerter(); | |
| alerter.alert("Hello World", Alerter.ERROR_MESSAGE); | |
| } | |
| } |
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