Java by API/java.awt/SystemTray

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SystemTray: addPropertyChangeListener(String propertyName, PropertyChangeListener listener)

  

import java.awt.AWTException;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.SystemTray;
import java.awt.TrayIcon;
import java.awt.image.BufferedImage;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
public class Main {
  public static void main(String[] args) throws Exception {
    if (!SystemTray.isSupported()) {
      return;
    }
    SystemTray tray = SystemTray.getSystemTray();
    PropertyChangeListener pcl;
    pcl = new PropertyChangeListener() {
      public void propertyChange(PropertyChangeEvent pce) {
        System.out.println("Property changed = " + pce.getPropertyName());
        TrayIcon[] tia = (TrayIcon[]) pce.getOldValue();
        if (tia != null) {
          for (int i = 0; i < tia.length; i++)
            System.out.println(tia[i]);
        }
        tia = (TrayIcon[]) pce.getNewValue();
        if (tia != null) {
          for (int i = 0; i < tia.length; i++)
            System.out.println(tia[i]);
        }
      }
    };
    tray.addPropertyChangeListener("trayIcons", pcl);
    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();
    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);
    TrayIcon icon = null;
    tray.add(icon = new TrayIcon(bi));
    Thread.sleep(3000);
    tray.remove(icon);
    Thread.sleep(3000);
    System.exit(0);
  }
}





SystemTray: add(TrayIcon trayIcon)

  

import java.awt.AWTException;
import java.awt.Image;
import java.awt.SystemTray;
import java.awt.Toolkit;
import java.awt.TrayIcon;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class Main {
  static Image image = Toolkit.getDefaultToolkit().getImage("images/tray.gif");
  static TrayIcon trayIcon = new TrayIcon(image, "Tester2");
  public static void main(String[] a) throws Exception {
    if (SystemTray.isSupported()) {
      SystemTray tray = SystemTray.getSystemTray();
      trayIcon.setImageAutoSize(true);
      trayIcon.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          System.out.println("In here");
          trayIcon.displayMessage("Tester!", "Some action performed", TrayIcon.MessageType.INFO);
        }
      });
      try {
        tray.add(trayIcon);
      } catch (AWTException e) {
        System.err.println("TrayIcon could not be added.");
      }
    }
  }
}





SystemTray: getSystemTray()

  

import java.awt.AWTException;
import java.awt.Image;
import java.awt.SystemTray;
import java.awt.Toolkit;
import java.awt.TrayIcon;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class Main {
  static Image image = Toolkit.getDefaultToolkit().getImage("images/tray.gif");
  static TrayIcon trayIcon = new TrayIcon(image, "Tester2");
  public static void main(String[] a) throws Exception {
    if (SystemTray.isSupported()) {
      SystemTray tray = SystemTray.getSystemTray();
      trayIcon.setImageAutoSize(true);
      trayIcon.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          System.out.println("In here");
          trayIcon.displayMessage("Tester!", "Some action performed", TrayIcon.MessageType.INFO);
        }
      });
      try {
        tray.add(trayIcon);
      } catch (AWTException e) {
        System.err.println("TrayIcon could not be added.");
      }
    }
  }
}





SystemTray: getTrayIconSize()

  

import java.awt.AWTException;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.SystemTray;
import java.awt.TrayIcon;
import java.awt.image.BufferedImage;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
public class Main {
  public static void main(String[] args) throws Exception {
    if (!SystemTray.isSupported()) {
      return;
    }
    SystemTray tray = SystemTray.getSystemTray();
    PropertyChangeListener pcl;
    pcl = new PropertyChangeListener() {
      public void propertyChange(PropertyChangeEvent pce) {
        System.out.println("Property changed = " + pce.getPropertyName());
        TrayIcon[] tia = (TrayIcon[]) pce.getOldValue();
        if (tia != null) {
          for (int i = 0; i < tia.length; i++)
            System.out.println(tia[i]);
        }
        tia = (TrayIcon[]) pce.getNewValue();
        if (tia != null) {
          for (int i = 0; i < tia.length; i++)
            System.out.println(tia[i]);
        }
      }
    };
    tray.addPropertyChangeListener("trayIcons", pcl);
    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();
    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);
    TrayIcon icon = null;
    tray.add(icon = new TrayIcon(bi));
    Thread.sleep(3000);
    tray.remove(icon);
    Thread.sleep(3000);
    System.exit(0);
  }
}





SystemTray: isSupported()

  

import java.awt.AWTException;
import java.awt.Image;
import java.awt.SystemTray;
import java.awt.Toolkit;
import java.awt.TrayIcon;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class Main {
  static Image image = Toolkit.getDefaultToolkit().getImage("images/tray.gif");
  static TrayIcon trayIcon = new TrayIcon(image, "Tester2");
  public static void main(String[] a) throws Exception {
    if (SystemTray.isSupported()) {
      SystemTray tray = SystemTray.getSystemTray();
      trayIcon.setImageAutoSize(true);
      trayIcon.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          System.out.println("In here");
          trayIcon.displayMessage("Tester!", "Some action performed", TrayIcon.MessageType.INFO);
        }
      });
      try {
        tray.add(trayIcon);
      } catch (AWTException e) {
        System.err.println("TrayIcon could not be added.");
      }
    }
  }
}





SystemTray: remove(TrayIcon trayIcon)

  

import java.awt.AWTException;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.SystemTray;
import java.awt.TrayIcon;
import java.awt.image.BufferedImage;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
public class Main {
  public static void main(String[] args) throws Exception {
    if (!SystemTray.isSupported()) {
      return;
    }
    SystemTray tray = SystemTray.getSystemTray();
    PropertyChangeListener pcl;
    pcl = new PropertyChangeListener() {
      public void propertyChange(PropertyChangeEvent pce) {
        System.out.println("Property changed = " + pce.getPropertyName());
        TrayIcon[] tia = (TrayIcon[]) pce.getOldValue();
        if (tia != null) {
          for (int i = 0; i < tia.length; i++)
            System.out.println(tia[i]);
        }
        tia = (TrayIcon[]) pce.getNewValue();
        if (tia != null) {
          for (int i = 0; i < tia.length; i++)
            System.out.println(tia[i]);
        }
      }
    };
    tray.addPropertyChangeListener("trayIcons", pcl);
    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();
    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);
    TrayIcon icon = null;
    tray.add(icon = new TrayIcon(bi));
    Thread.sleep(3000);
    tray.remove(icon);
    Thread.sleep(3000);
    System.exit(0);
  }
}


Источник — «http://jexp.ru/index.php?title=Java_by_API/java.awt/SystemTray&oldid=1110»