systray.java

一个类似QQ的在线通讯聊天软件原码,适合初学者参考学习。

package openicq.gui;

import openicq.Start;

import org.javalib.util.TitledList;

import snoozesoft.systray4j.*;

/**
 * The <code>SysTray</code> class creates the system tray of this application.
 * @author Hansgeorg Schwibbe
 * @copyright 2004
 */
public class SysTray
{
  private static SysTrayMenu trayMenu;

  private static SysTrayMenuIcon primaryIcon;

  private static SysTrayMenuIcon overlayIcon;

  private static SysTrayMenuItem trayItemMaximize;

  private static SysTrayMenuItem trayItemExit;

  private static SysTrayAction sysTrayAction;

  /**
   * Constructs a new system tray containing a tray menu.
   * @param iconPath the path to the icon of the system tray
   * @param toolTip the tool tip of the system tray
   * @param action the interface of the system tray
   */
  public static void createSystemTray(String iconPath, String toolTip,
                                      final SysTrayAction action)
  {
    synchronized (Start.env)
    {
      TitledList localized = Start.env.getLocalizedList();
      if (System.getProperty("os.name").startsWith("Win"))
      {
        sysTrayAction = action;
        primaryIcon = new SysTrayMenuIcon(iconPath);
        primaryIcon.addSysTrayMenuListener(new SysTrayMenuListener()
        {
          public void iconLeftClicked(SysTrayMenuEvent e)
          {
          }

          public void iconLeftDoubleClicked(SysTrayMenuEvent e)
          {
            sysTrayAction.action_maximizeWindow();
          }

          public void menuItemSelected(SysTrayMenuEvent e)
          {
          }
        });
        if (trayMenu != null)
        {
          trayMenu.setIcon(primaryIcon);
          trayItemExit.setLabel(((String[]) localized.get("systemTray"))[0]);
          trayItemMaximize.setLabel(((String[]) localized.get("systemTray"))[1]);
        }
        else
        {
          String text;
          trayMenu = new SysTrayMenu(primaryIcon);
          text = ((String[]) localized.get("systemTray"))[0];
          trayItemExit = new SysTrayMenuItem(text);
          trayItemExit.addSysTrayMenuListener(new SysTrayMenuListener()
          {
            public void iconLeftClicked(SysTrayMenuEvent e)
            {
            }

            public void iconLeftDoubleClicked(SysTrayMenuEvent e)
            {
            }

            public void menuItemSelected(SysTrayMenuEvent e)
            {
              sysTrayAction.action_closeWindow();
            }
          });
          text = ((String[]) localized.get("systemTray"))[1];
          trayItemMaximize = new SysTrayMenuItem(text);
          trayItemMaximize.addSysTrayMenuListener(new SysTrayMenuListener()
          {
            public void iconLeftClicked(SysTrayMenuEvent e)
            {
            }

            public void iconLeftDoubleClicked(SysTrayMenuEvent e)
            {
            }

            public void menuItemSelected(SysTrayMenuEvent e)
            {
              sysTrayAction.action_maximizeWindow();
            }
          });
          trayMenu.addItem(trayItemExit);
          trayMenu.addSeparator();
          trayMenu.addItem(trayItemMaximize);
        }
        trayMenu.setToolTip(toolTip);
      }
    }
  }

  /**
   * Removes the overlaying icon from the system tray.
   */
  public static void removeOverlayIcon()
  {
    if (trayMenu != null)
    {
      if (overlayIcon != null)
      {
        trayMenu.setIcon(primaryIcon);
      }
      overlayIcon = null;
    }
  }

  /**
   * Sets an overlaying icon to the system tray.
   * @param iconPath the path to the overlaying icon
   */
  public static void setOverlayIcon(final String iconPath)
  {
    if (trayMenu != null)
    {
      overlayIcon = new SysTrayMenuIcon(iconPath);
      overlayIcon.addSysTrayMenuListener(new SysTrayMenuListener()
      {
        public void iconLeftClicked(SysTrayMenuEvent e)
        {
        }

        public void iconLeftDoubleClicked(SysTrayMenuEvent e)
        {
          sysTrayAction.action_maximizeWindow();
        }

        public void menuItemSelected(SysTrayMenuEvent e)
        {
        }
      });
      trayMenu.setIcon(overlayIcon);
    }
  }

  /**
   * Sets a new icon to this system tray.
   * @param iconPath the path to the new icon
   */
  public static synchronized void setPrimaryIcon(String iconPath)
  {
    if (trayMenu != null)
    {
      primaryIcon = new SysTrayMenuIcon(iconPath);
      primaryIcon.addSysTrayMenuListener(new SysTrayMenuListener()
      {
        public void iconLeftClicked(SysTrayMenuEvent e)
        {
        }

        public void iconLeftDoubleClicked(SysTrayMenuEvent e)
        {
          sysTrayAction.action_maximizeWindow();
        }

        public void menuItemSelected(SysTrayMenuEvent e)
        {
        }
      });
      if (overlayIcon == null)
      {
        trayMenu.setIcon(primaryIcon);
      }
    }
  }

  /**
   * Returns whether the system tray has already a tray menu.
   * @return true if the system tray has already a tray menu
   */
  public static boolean hasSysTrayMenu()
  {
    if (trayMenu != null)
    {
      return true;
    }
    return false;
  }
}