applicationwindow.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

		AccessController.getInstance().login("username", "password");
	}

	/**
	 * Disconnects the current user from the present connection.
	 * It returns the ApplicationWindow state into the log-off state.
	 */
	public void disconnect() {
		//System.out.println("Disconnect");
		if (m_ManagementWindow != null) {
			closeManagementWindow();
			m_ManagementWindow.dispose();
			m_ManagementWindow = null;
		}
		if (closeAllCase())
			AccessController.getInstance().logoff();
		CaseInfoListHandler.getInstance().clearList();
	}

	/**
	 * @see java.awt.Window#processWindowEvent(WindowEvent)
	 */
	protected void processWindowEvent(WindowEvent e) {
		if (e.getID() == WindowEvent.WINDOW_CLOSING)
			windowClosing();
		else if (e.getID() == WindowEvent.WINDOW_OPENED)
            try {
                windowOpened();
            } catch (SysException e1) {
                // TODO Auto-generated catch block
                e1.printStackTrace();
            }
        else
			super.processWindowEvent(e);
	}

	/**
	 * It is called when ApplicationWindow is newly opened.
	 * @throws SysException
	 */
	private void windowOpened() throws SysException {
		connect();
		//<<18/02/2005 Mark Li: modify the initial case list window
		showCaseList();
		//18/02/2005 Mark Li: modify the initial case list window>>
	}
	
	//<<18/02/2005 Mark Li: modify the initial case list window
	/**
	 * It is call the Case List panel after connect to the database
	 * @throws SysException
	 */
	private void showCaseList() throws SysException {
		m_ManagementWindow = new ManagementWindow(this);
		m_ManagementWindow.setLocation(10, 10);
		//m_ManagementWindow.setSize(400, 300);
		m_ContentApplicationWindow.add(m_ManagementWindow);
		m_ManagementWindow.setVisible(true);
		try {
			m_ManagementWindow.setMaximum(true);
			m_ManagementWindow.setSelected(true);
//			<<23/03/2005 Mark Li: Set flag to show Search Window
			if(enableSerachResultPanel){
			m_ManagementWindow.displayCaseList();			
			}
//			23/03/2005 Mark Li: Set flag to show Search Window>>			
		} catch (java.beans.PropertyVetoException pe) {
		}
	}

	//18/02/2005 Mark Li: modify the initial case list window>>

	/**
	 * It is called when ApplicationWindow is closing.
	 */
	private void windowClosing() {
		if (closeAllCase()) {
			Resource.close();
			SysConfig.exit();
			this.dispose();
			System.exit(0);
		}
	}

	/**
	 * Creates UI of ApplicationWindow.
	 * @throws SysException
	 */
	private void createApplicationWindow() throws SysException {

		setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
//		Toolkit.getDefaultToolkit().getScreenSize();

// <<10/08/2005 Kenneth Lai: Modified to prevent panel from being behind start menu bar
		setSize(new Dimension(800, 600));
		//setSize(Toolkit.getDefaultToolkit().getScreenSize());
// 10/08/2005 Kenneth Lai: Modified to prevent panel from being behind start menu bar>>
		
// <<10/08/2005 Kenneth Lai: Added to set default extended
		setExtendedState(MAXIMIZED_BOTH);
// 10/08/2005 Kenneth Lai: Added to set default extended>>
	
// <<11/08/2005 Kenneth Lai: Added for hidden iconified frame problem
		addWindowStateListener(this);
// 11/08/2005 Kenneth Lai: Added for hidden iconified frame problem>>
		
		setTitle(Resource.srcStr("AlphaMiner"));
		
		m_MenuBarHandler = new MainMenuBarHandler(this);
		m_ContentPaneApplicationWindow = (JPanel) getContentPane(); 

//		m_PanelContent = new JPanel(); 
		m_PanelContent = new JHelpPanel(); //<<27/07/2005 Kenneth Lai: Modify for JHelp>>
		m_PanelContent.setLayout(new BorderLayout());
		m_ToolBarHandler = new ToolBarHandler(this);
		m_ContentApplicationWindow = new JHelpDesktopPane();
		m_ApplicationWindowDesktopManager = new ApplicationWindowDesktopManager();
		m_ContentApplicationWindow.setDesktopManager(m_ApplicationWindowDesktopManager);
		m_ContentApplicationWindow.addMouseListener(this);
		m_StatusBarApplicationWindow = new JHelpPanel();
		m_StatusBarMessage = new JLabel();

		// Window Content Pane
		m_ContentPaneApplicationWindow.setLayout(new BorderLayout());
		m_ContentPaneApplicationWindow.add(m_PanelContent, BorderLayout.CENTER);
		m_ContentPaneApplicationWindow.add(
			m_StatusBarApplicationWindow,
			BorderLayout.SOUTH);

		// Panel Content
		m_PanelContent.add(m_ToolBarHandler.getToolBar(), BorderLayout.NORTH);
		m_PanelContent.add(m_ContentApplicationWindow, BorderLayout.CENTER);

		// Desktop Pane
		m_ContentApplicationWindow.setBackground(new Color(212, 208, 200));
		m_ContentApplicationWindow.setBorder(
			BorderFactory.createBevelBorder(
				BevelBorder.LOWERED,
				Color.white,
				Color.white,
				new Color(103, 98, 98),
				new Color(148, 141, 140)));
		
		//<<01/02/2005, Mark
//		backgroundLabel = new JLabel(new ImageIcon(backgroundImage));
//		backgroundLabel.setSize(Toolkit.getDefaultToolkit().getScreenSize());
//		m_ContentApplicationWindow.add(backgroundLabel,
//				JLayeredPane.FRAME_CONTENT_LAYER); 
		//01/02/2005, Mark>>
		
		// StatusBar Panel
		m_StatusBarApplicationWindow.setBorder(
			BorderFactory.createBevelBorder(
				BevelBorder.LOWERED,
				Color.white,
				Color.white,
				new Color(103, 101, 98),
				new Color(148, 145, 140)));
		m_StatusBarApplicationWindow.setMinimumSize(new Dimension(6, 19));
		m_StatusBarApplicationWindow.setPreferredSize(new Dimension(6, 19));
		FlowLayout statusBarLayout = new FlowLayout(FlowLayout.LEFT, 1, 1);
		m_StatusBarApplicationWindow.setLayout(statusBarLayout);
		m_StatusBarApplicationWindow.add(m_StatusBarMessage, null);

		// StatusBar Font Style
		m_StatusBarMessage.setFont(new java.awt.Font("SansSerif", 0, 9));
		m_StatusBarMessage.setAlignmentX((float) 0.0);
		m_StatusBarMessage.setAlignmentY((float) 0.0);
		m_StatusBarMessage.setVerticalAlignment(SwingConstants.BOTTOM);
		m_StatusBarMessage.setVerticalTextPosition(SwingConstants.BOTTOM);
		
		//System monitor
		//<<11/08/2006 Xiaojun Chen Add for System monitor
		
		
		
//		//<<18/02/2005 Mark Li: modify the initial case list window
////		//<<02/02/2005 Mark Li: Show the search window at initial status		
////		showManagementWindow(true);
////		//02/02/2005 Mark Li>>
//		//18/02/2005 Mark Li: modify the initial case list window>>
//		<<19/07/05: Mark Li: Add for JHelp
//		AlphaminerHelpHandler HelpHandler = new AlphaminerHelpHandler();
//		HelpHandler.setHelpKey(m_ContentPaneApplicationWindow,"AlphaMinerHelp");		
  	//19/07/05: Mark Li: Add for JHelp>>
		
		//7/11/2006 Xiaojun Chen Add for Workspace Manager
		WorkspacesManager.setContainer(this);
		LocalesManager.setContainer(this);
	}
	
	public synchronized boolean switchWorkspaces(){
		m_ManagementWindow.dispose();
		try {
			showCaseList();
			return true;
		} catch (SysException e) {
			e.printStackTrace();
			return false;
		}
	}
	
	/**
	 * 2006/8/01
	 * @author Xiaojun Chen
	 * update the case with the current workspace
	 * @return 'true' if updating succeed, else 'false'
	 * */
	public synchronized boolean updateWorkspaces(){
		m_MenuBarHandler.updateWorkspaces();
		return true;
	}
	
	/**
	 * 2006/09/05
	 * @author Xiaojun Chen
	 * update the Locale menu
	 * @return 'true' if updating succeed, else 'false'
	 * */
	public synchronized boolean updateLocales(){
		m_MenuBarHandler.updateLocales();
		return true;
	}
	
	/**
	 * @return Returns the m_NewCase.
	 */
	public int getNewCaseIndex() {
		return m_NewCase;
	}
	
	/**
	 * @see java.awt.event.MouseListener#mouseEntered(MouseEvent)
	 */
	public void mouseEntered(MouseEvent e) {
	}
	
	/**
	 * @see java.awt.event.MouseListener#mouseExited(MouseEvent)
	 */
	public void mouseExited(MouseEvent e) {
	}
	/**
	 * @see java.awt.event.MouseListener#mousePressed(MouseEvent)
	 */
	public void mousePressed(MouseEvent e) {
//	  <<25/07/2005 Kenneth Lai: Add for JHelp
	    if ( isHelpMode() ) {
	        setHelpMode(false);
		    HelpObserveSubject.sendNotify(false);
	    }
//	  25/07/2005 Kenneth Lai: Add for JHelp>>
	}
	/**
	 * @see java.awt.event.MouseListener#mouseReleased(MouseEvent)
	 */
	public void mouseReleased(MouseEvent e) {
	}
	/**
	 * @see java.awt.event.MouseListener#mouseClicked(MouseEvent)
	 */
	public void mouseClicked(MouseEvent e) {
	}
	
	// <<22/07/2005 Kenneth Lai: Added for JHelp
	public void Update(boolean a_HelpState) {
        setHelpMode(a_HelpState);
	}
	
	private void setHelpMode(boolean a_HelpState) {
	    HelpCursor helpCursor = new HelpCursor();
	    m_HelpState = a_HelpState;
	    if ( a_HelpState )
	        setCursor(helpCursor.getCursor());
	    else
	        setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
	}
	
	private boolean isHelpMode() {
	    return m_HelpState;
	}
	
	//22/07/2005 Kenneth Lai: Added for JHelp>>
	// <<11/08/2005 Kenneth Lai: Added for hidden frame/iconified frame problem
    public void windowStateChanged(WindowEvent e) {
        if ( e.getNewState() == NORMAL ) {
            validate(); // update the m_ContentApplicationWindow dimension
            int windowWidth = m_ContentApplicationWindow.getSize().width;
            int windowHeight = m_ContentApplicationWindow.getSize().height;
            
            //check all internal frames if they need repositioning or not
            Component [] components = m_ContentApplicationWindow.getComponents();
            for (int i=0; i<components.length; i++) {

                if ( components[i] instanceof JInternalFrame ) {
                    JInternalFrame frame = (JInternalFrame)components[i];
	                int frameX = (int)frame.getLocation().getX();
	                int frameY = (int)frame.getLocation().getY();
	                int frameWidth = frame.getWidth();
	                int frameHeight = frame.getHeight();
	                
	                if ( frameX + frameWidth > windowWidth && 
	                    frameY + frameHeight <= windowHeight )
	                    	frame.setLocation(windowWidth - frameWidth, frameY);  
	                else if ( frameY + frameHeight > windowHeight &&
	                    frameX + frameWidth <= windowWidth)
	                    	frame.setLocation(frameX, windowHeight - frameHeight);
	                else if ( frameY + frameHeight > windowHeight &&
	                    frameX + frameWidth > windowWidth )
	                    	frame.setLocation(windowWidth - frameWidth, 
	                            windowHeight - frameHeight);
                }
                
                // check all iconfied frames if they need repositioning or not
                else {
                    JDesktopIcon icon = (JDesktopIcon)components[i];
                    
                    int iconX = (int)icon.getLocation().getX();
	                int iconY = (int)icon.getLocation().getY();
	                int iconWidth = icon.getWidth();
	                int iconHeight = icon.getHeight();

	                if ( iconX + iconWidth > windowWidth && 
	                    iconY + iconHeight <= windowHeight )
	                    	icon.setLocation(windowWidth - iconWidth, iconY);  
	                else if ( iconY + iconHeight > windowHeight &&
	                    iconX + iconWidth <= windowWidth)
	                    	icon.setLocation(iconX, windowHeight - iconHeight);
	                else if ( iconY + iconHeight > windowHeight &&
	                    iconX + iconWidth > windowWidth )
	                    	icon.setLocation(windowWidth - iconWidth, 
	                            windowHeight - iconHeight);
                }
            }
        }
    }
    // 11/08/2005 Kenneth Lai: Added for hidden frame/iconified frame problem>>

	public void sendNotify(String a_Message) {
		if(a_Message.equals(Resource.CHANGE_LOCALE)) {
			setTitle(Resource.srcStr("AlphaMiner"));
			
			//Menu
			m_MenuBarHandler.resetLocale();
			//Toolbar
			m_ToolBarHandler.resetLocale();
			//ManagementWindow
			m_ManagementWindow.resetLocale();
			//SearchingCriteria
			if(m_SearchingCriteria!=null){
				m_SearchingCriteria.resetLocale();
			}
			
			CaseWindow casewindow = null;
			for(int i=0;i<CaseWindowList.size();i++){
				casewindow = CaseWindowList.get(i);
				casewindow.sendNotify(a_Message);
			}
			
			if(getAboutDialog()!=null) {
				getAboutDialog().sendNotify(a_Message);
			}
		}
	}

	public void sendNotify(int a_Message) {
		
	}

	public void sendNotify(int a_Message, Object a_Object) {
		
	}

	public void registerInterest(Observer a_Observer) {
		if(a_Observer==null){
			return;
		}
		observers.add(a_Observer);
	}
	
	public void removeInterest(Observer a_Observer) {
		observers.remove(a_Observer);
	}
	
	private void sendNotifytoObserver(String aNotitfy) {
		Iterator<Observer> i = observers.iterator();
		while(i.hasNext()) {
			i.next().sendNotify(aNotitfy);
		}
	}
}

/**
 * ApplicationWindowDesktopManager is a class which manages the arrangement of
 * internal frames on the desktop pane of ApplicationWindow.
 */
class ApplicationWindowDesktopManager extends DefaultDesktopManager {
	   
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	/**
	 * @see javax.swing.DesktopManager#dragFrame(JComponent, int, int)
	 */
	public void dragFrame(JComponent f, int x, int y) {
		if (f instanceof JInternalFrame) {
			JInternalFrame frame = (JInternalFrame) f;
			JDesktopPane desk = frame.getDesktopPane();
			Dimension d = desk.getSize();

			if (x < 0)
				x = 0;
			else if (x + frame.getWidth() > d.width)
				x = d.width - frame.getWidth();

			if (y < 0)
				y = 0;
			else if (y + frame.getHeight() > d.height)
				y = d.height - frame.getHeight();
		}
		
		// <<01/08/2005 Kenneth Lai: Added for moving iconified frame within
		// the desktop pane
		else if (f instanceof JDesktopIcon) {
		    JDesktopIcon icon = (JDesktopIcon) f;
			JDesktopPane desk = icon.getDesktopPane();
			Dimension d = desk.getSize();

		    if (x < 0)
		        x = 0;
			else if (x + icon.getWidth() > d.width)
				x = d.width - icon.getWidth();

			if (y < 0)
				y = 0;
			else if (y + icon.getHeight() > d.height)
				y = d.height - icon.getHeight();
		}
	
		// 01/08/2005 Kenneth Lai: Added for moving iconified frame within
		// the desktop pane>>
		
		super.dragFrame(f, x, y);
	}
}