trayiconpopupcheckitem.java

本组件可以定制各种最小化图标,为应用程序添加图标,就是系统托盘图标

/***
 * Windows Tray Icon
 * -----------------
 *
 * Written by Jan Struyf
 *
 *  [e-mail]
 *  http://jeans.studentenweb.org/java/trayicon/trayicon.html
 *
 * Please mail me if you
 *	- 've found bugs
 *	- like this program
 *	- don't like a particular feature
 *	- would like something to be modified
 *
 * I always give it my best shot to make a program useful and solid, but
 * remeber that there is absolutely no warranty for using this program as
 * stated in the following terms:
 *
 * THERE IS NO WARRANTY FOR THIS PROGRAM, TO THE EXTENT PERMITTED BY APPLICABLE
 * LAW. THE COPYRIGHT HOLDER AND/OR OTHER PARTIES WHO MAY HAVE MODIFIED THE
 * PROGRAM, PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.  THE ENTIRE RISK AS
 * TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU.  SHOULD THE
 * PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING,
 * REPAIR OR CORRECTION.
 *
 * IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW WILL ANY COPYRIGHT HOLDER,
 * OR ANY OTHER PARTY WHO MAY MODIFY AND/OR REDISTRIBUTE THE PROGRAM,
 * BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR
 * CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE
 * PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED
 * INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE
 * PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS), EVEN IF SUCH HOLDER OR OTHER
 * PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 *
 * May the Force be with you... Just compile it & use it!
 */

package com.jeans.trayicon;

// Checkbox menu item for Tray Icon
public class TrayIconPopupCheckItem extends TrayIconPopupSimpleItem {

	// Checkbox selected?
	protected boolean m_Selected;

/**
 * Create new checkbox menu item
 *
 * Param item = the name of the new item
 */
	public TrayIconPopupCheckItem(String item) {
		super(item);
	}

/**
 * Set/Remove checkmark of item
 *
 * Param selected = checkmark/no checkmark?
 */
	public void setCheck(boolean selected) {
		m_Selected = selected;		
		if (m_TrayIcon != null)
		    m_TrayIcon.modifyPopup(m_MenuId, WindowsTrayIcon.POPUP_MODE_CHECK, m_Selected);
	}
	
/**
 * Get checkmark of item
 */
	public boolean getCheck() {
        return m_Selected;
	}

/****************************************************************************************************************
 *                                                                                                              *
 * Next section is for inter use only -- or for hackers :O)                                                     *
 *                                                                                                              *
 ****************************************************************************************************************/

/**
 * Callback when user selects menu item (find it by comparing menu id's)
 *
 * Param menuId = the id of the selected item
 */
	public boolean onSelected(int menuId) {
		if (menuId == m_MenuId) {
			m_Selected = !m_Selected;
			m_TrayIcon.modifyPopup(m_MenuId, WindowsTrayIcon.POPUP_MODE_CHECK, m_Selected);
		}
		return super.onSelected(menuId);
	}

/**
 * Create menu in native library - used by WindowsTrayIcon.setPopup()
 *
 * Param trayicon = the owner of this menu
 * Param id = the icon's id
 * Param level = the level (submenu depth)
 */
	public void setTrayIcon(WindowsTrayIcon trayicon, int id, int level) {
	    int extra = 0;	    
	    if (m_Enabled) extra |= WindowsTrayIcon.POPUP_MODE_ENABLE;
	    if (m_Selected) extra |= WindowsTrayIcon.POPUP_MODE_CHECK;
	    m_MenuId = trayicon.subPopup(id, level, m_Item, WindowsTrayIcon.POPUP_TYPE_CHECKBOX, extra);
		m_TrayIcon = trayicon;
	}
}