mainscreengui.java

Remote Internet Connect简化了从其它运行操作系统的机子上将一个Linux系统连接到Internet的过程。用户可以用一个简单的GUI加快连接、断开连接、或查看谁在线上。

/*
 * RIC 2 by Harry Otten (c) Copyright 2003 [e-mail]
 * Check out http://www.hotten.dds.nl/ric/
 

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
USA.
*/

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.Calendar;
import java.util.Vector;


public class MainScreenGUI extends JFrame implements ActionListener, WindowListener, MouseListener {

	private NetworkCommunicator networkCommunicator;
		
	private JButton connect, disconnect, stateButton, settings, extra, exit;
	private JTextArea textArea;
	private JScrollPane scrollPaneUserList, scrollPaneTextArea;
	private JScrollBar scrollBarVer;
	private JScrollBar scrollBarHor;
		
	private Thread listens; 
	
	private Calendar deTijd;
	
	private int state;
	
	private boolean personalState;
	
	private JList userList;

	public MainScreenGUI(NetworkCommunicator networkCommunicator) {
        this.networkCommunicator = networkCommunicator;
    }
	
	public void setStoplicht(boolean stand)	{
			if (stand) {
				connect.setEnabled(false);
				disconnect.setEnabled(true);
				personalState=true;
			} else {
				disconnect.setEnabled(false);
				connect.setEnabled(true);
				personalState=false;
			}
	}
	
	public void setup() {
	
		
		getContentPane().setLayout(null);
		
		setTitle(RIC.VERSIONTITLE + RIC.VERSION);
		setResizable(false);
				
		setIconImage(new ImageIcon("../graphics/network.gif").getImage());
		
		connect = new JButton("online");
		connect.addActionListener(this);
		disconnect = new JButton("offline");

		disconnect.addActionListener(this);
		stateButton = new JButton("refresh");
		stateButton.addActionListener(this);
		
		settings = new JButton("settings");
		settings.addActionListener(this);
		
		textArea = new JTextArea();
		textArea.setEditable(false);
		
		extra = new JButton("detail");
		extra.addActionListener(this);
		
		exit = new JButton("exit");
		exit.addActionListener(this);
		
					
		userList = new JList();
		
		userList.addMouseListener(this);

		// setting the color the same as the main screen.
		userList.setBackground(this.getBackground());
		
		// disable multi select
		userList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

		// manier voor de iconen
		userList.setCellRenderer(new MyCellRenderer());
		
		
		scrollPaneUserList = new JScrollPane(userList,JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
		scrollPaneTextArea = new JScrollPane(textArea,JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);

		connect.setBounds(5,5,80,22);
		disconnect.setBounds(90,5,80,22);
	
		getContentPane().add(connect);
		getContentPane().add(disconnect);
	    
	    stateButton.setBounds(5,115,80,22);
		getContentPane().add(stateButton);

	   	settings.setBounds(90,115,80,22);	            
	    getContentPane().add(settings);
	    
	    extra.setBounds(175,115,80,22);	            
	    getContentPane().add(extra);
	      
	    exit.setBounds(175,5,80,22);	            
	    getContentPane().add(exit);
	
		scrollPaneTextArea.setBounds(5,150,250,90);	
		getContentPane().add(scrollPaneTextArea);
		
	    scrollPaneUserList.setBounds(5,35,250,70);	
	    getContentPane().add(scrollPaneUserList);
	
		setSize(265, 175);
				
		//buttons should be disabled and after connected to the server.
		//the will be set. 
		disconnect.setEnabled(false);
		connect.setEnabled(false);

		addWindowListener(this);
		show();
	}

	public void addText(String text) {
		deTijd = Calendar.getInstance(); //getting the real time
		
		String tijd = Integer.toString(deTijd.get(Calendar.HOUR_OF_DAY))+":";
		if ((Integer.toString(deTijd.get(Calendar.MINUTE))).length()==1)
			tijd = tijd + "0" + (Integer.toString(deTijd.get(Calendar.MINUTE)));
		else tijd = tijd + (Integer.toString(deTijd.get(Calendar.MINUTE)));
	
		textArea.insert(tijd + " " + text,0); //putting it on the screen
		textArea.setCaretPosition(0);
		
		/* DEBUG */
		//System.out.println(tijd + " " + text);
	}
	
	public void setScreenState(int state) {
		
		this.state=state;
		
		if (state==0) {
            stateButton.setText("refresh");
			stateButton.setEnabled(true);
			connect.setEnabled(true);
			getContentPane().repaint();
			
		}
		else if (state==1) {
	        connect.setEnabled(false);
	  		stateButton.setText("connect");
	  		stateButton.setEnabled(true);
	  		getContentPane().repaint();
		} else if (state==2) { 
			stateButton.setEnabled(false);
			getContentPane().repaint();
		}
		
	}

	public void updateUserList(Vector list) {
			userList.setListData(list);  
	};
		
	
	public boolean getPersonalState() {
		return personalState;
	};

	public void popUp(boolean detail) {	
		if (detail) {
			setSize(getWidth(),275);
			show();
		}
		setVisible(true);			
		super.setState(Frame.NORMAL);
		toFront();	
	};

	public void mouseClicked(MouseEvent e) {
	//	System.out.println( ((RicUser) userList.getSelectedValue() ) .name);
	};
	
    public void mouseEntered(MouseEvent e) {
    }
    
    public void mouseExited(MouseEvent e) {
    } 
    
    public void mousePressed(MouseEvent e) {
    }   
          
    public void mouseReleased(MouseEvent e) {
    } 
    
	public void	windowActivated(WindowEvent event)
	{};

	public void	windowClosed(WindowEvent event)	{
	};

	public void	windowClosing(WindowEvent event) {
	 	dispose();
	 	if (state==0) { // if no connection don't tell networkCommunicator to disconnect.
	 		System.out.println("Nicely disconnecting");
	 		networkCommunicator.disconnect();
	 	}	
	    System.exit(0);
	};
	

	public void	windowDeactivated(WindowEvent event) {
	
	};

	public void	windowDeiconified(WindowEvent event)
	{};

	public void	windowIconified(WindowEvent event)
	{
		if (Config.getHideFromTaskbar())
			setVisible(false);			
	};

	public void windowOpened(WindowEvent event)
	{};
	
	
	public void actionPerformed(ActionEvent event) {
		if (event.getSource() == connect)
			networkCommunicator.sendConnect();
		else if (event.getSource() == disconnect)
			networkCommunicator.sendDisconnect();
 	    else if (event.getSource() == stateButton)
				{
					if (state==0) {
						networkCommunicator.sendStatusCheck();
						if (getHeight()<275) {
							setSize(getWidth(),275);
							show();
						}
					} else if (state==1) 
						{	
							//this will connect to the RIC server
							listens = new Thread(networkCommunicator);
							listens.start();
						}
				}
		else if (event.getSource() == settings)
				networkCommunicator.settingsGUI();
		else if (event.getSource() == extra) {
				if (getHeight()>175) {
					setSize(getWidth(),175);
				} else {
					setSize(getWidth(),275);
					show();
				}
		} else if (event.getSource() == exit) {
				windowClosing(null);				
		}
	};
}