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root/i-scream/projects/cms/source/conient/uk/org/iscream/cms/conient/Conient.java

Comparing projects/cms/source/conient/uk/org/iscream/cms/conient/Conient.java (file contents):
Revision 1.10 by ajm, Mon Jan 22 03:03:39 2001 UTC vs.
Revision 1.35 by tdb, Fri Jan 31 17:05:50 2003 UTC

#	Line 1 | Line 1
1	+	/*
2	+	* i-scream central monitoring system
3	+	* http://www.i-scream.org.uk
4	+	* Copyright (C) 2000-2002 i-scream
5	+	*
6	+	* This program is free software; you can redistribute it and/or
7	+	* modify it under the terms of the GNU General Public License
8	+	* as published by the Free Software Foundation; either version 2
9	+	* of the License, or (at your option) any later version.
10	+	*
11	+	* This program is distributed in the hope that it will be useful,
12	+	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	+	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	+	* GNU General Public License for more details.
15	+	*
16	+	* You should have received a copy of the GNU General Public License
17	+	* along with this program; if not, write to the Free Software
18	+	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19	+	*/
20	+
21		//---PACKAGE DECLARATION---
22	+	package uk.org.iscream.cms.conient;
23
24		//---IMPORTS---
25		import javax.swing.*;
26		import javax.swing.border.*;
6	–	import java.awt.Color;
7	–	import uk.ac.ukc.iscream.util.*;
8	–
27		import java.awt.*;
28		import java.awt.event.*;
11	–	import java.net.*;
12	–	import java.io.*;
13	–	import java.util.Date;
14	–	import java.text.DateFormat;
15	–	import java.util.Locale;
16	–	import java.util.HashMap;
17	–	import javax.swing.border.*;
29
30		/**
31	<	* NASTY AND BASIC, PLEASE DON'T COMPLAIN
31	>	* This is the main class of the Conient client.
32		*
33	+	* This sets up the control panel, the data panel
34	+	* and its own display.
35	+	*
36		* @author  $Author$
37		* @version $Id$
38		*/
39	<	public class SwingClient extends JFrame {
39	>	public class Conient extends JFrame {
40
41		//---FINAL ATTRIBUTES---
42
#	Line 30 | Line 44 | public class SwingClient extends JFrame {
44		* The current CVS revision of this class
45		*/
46		public final String REVISION = "$Revision$";
47	<
48	<	private final int width = 600;
49	<	private final int height = 600;
47	>
48	>	/**
49	>	* The initial width of the window
50	>	*/
51	>	private final int DEFAULT_WIDTH = 700;
52
53	<	// the well known port
54	<	public static final int PORT = 4510;
53	>	/**
54	>	* The initial height of the window
55	>	*/
56	>	private final int DEFAULT_HEIGHT = 600;
57
58	+	/**
59	+	* The default configuration fle
60	+	* This can be specified on the command line
61	+	*/
62	+	public static final String DEFAULT_CONFIG_FILE = "./etc/default.conf";
63	+
64	+	/**
65	+	* The time in seconds to display the splash
66	+	* screen for
67	+	*/
68	+	public static final int DISPLAY_SPLASH_TIME_SECONDS = 3;
69	+
70		//---STATIC METHODS---
71
72	+	/**
73	+	* The first method that is called.
74	+	* Sets up the various panels
75	+	*
76	+	* @param args the command line arguments
77	+	*/
78		public static void main(String[] args) {
79		// get the host from the command line if they gave it
80		String host = null;
81	+	String configFile = DEFAULT_CONFIG_FILE;
82		if (args.length == 1) {
83	<	host = args[0];
83	>	configFile = args[0];
84		}
85	+
86	+	// start the configuration system
87	+	Configuration.initialise(configFile);
88
89		// the data display panel
90		DataPanel data = new DataPanel();
#	Line 53 | Line 93 | public class SwingClient extends JFrame {
93		ControlPanel control = new ControlPanel(data);
94
95		// the main frame (passed the two panels)
96	<	SwingClient client = new SwingClient(data, control);
97	<	SwingClient.addMessage("Client started");
98	<	SwingClient.setStatus("Disconnected");
96	>	Conient client = new Conient(data, control);
97	>	conientFrame = (Frame) client;
98	>	Conient.addMessage("Conient {an i-scream Client} (c) 2001 The i-scream Project (http://www.i-scream.org.uk)");
99	>
100	>	Conient.addMessage("Conient ready.");
101	>
102		}
60	–
103
104	+	/**
105	+	* A static accessor, allowing components of the system
106	+	* to get hold of the root frame of the system.
107	+	*
108	+	* see conientFrame attribute for details.
109	+	*
110	+	* @return the root Conient frame
111	+	*/
112	+	public static Frame getFrame() {
113	+	return conientFrame;
114	+	}
115	+
116		//---CONSTRUCTORS---
117
118		/**
119		* Creates a new Swing Client Frame
120		*/
121	<	private SwingClient(JPanel data, JPanel control) {
121	>	private Conient(JSplitPane data, ControlPanel control) {
122		// set up the Frame
123	<	super("I-Scream Client");
123	>	super("Conient {an i-scream Client}");
124	>	setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
125	>	setJMenuBar(control.getMenuBar());
126
127	<	setSize(width, height);
127	>	// set what happens when the X in the corner is clicked
128		addWindowListener(new WindowAdapter() {
129		public void windowClosing(WindowEvent e) {System.exit(0);}
130		});
131
132	<
77	<	// build the frame
132	>	// add the control pane to the top border
133		getContentPane().add(control, "North");
134	<	getContentPane().add(data, "Center");
135	<
134	>	// add the data pane to the centre
135	>	getContentPane().add(data);
136	>
137	>	// setup the status panel
138		JPanel bottom = new JPanel();
139		bottom.setLayout(new BorderLayout());
140		_messages.setEditable(false);
141		_messages.setRows(3);
142		JScrollPane messagesPane = new JScrollPane(_messages);
143		messagesPane.setBorder(new TitledBorder(new LineBorder(new Color(0, 0, 102)), " Messages "));
87	–
144		bottom.add(messagesPane, "Center");
145	<	bottom.add(_status, "South");
145	>	JPanel statusPanel = new JPanel();
146	>	JPanel linkPanel = new JPanel();
147	>	linkPanel.setLayout(new GridLayout(1,2));
148	>	linkPanel.add(_controlStatus);
149	>	linkPanel.add(_dataStatus);
150	>	statusPanel.setLayout(new GridLayout(2,1));
151	>	statusPanel.add(linkPanel);
152	>	statusPanel.add(_queueStatus);
153	>	bottom.add(statusPanel, "South");
154	>
155	>	// add the status panel to the bottom border
156		getContentPane().add(bottom, "South");
157
158	<	// show the window
158	>	// a nice icon for the window
159	>	setIconImage((new ImageIcon(getClass().getResource("/resources/server.gif"))).getImage());
160	>
161	>	// and just because we can, a silly splash screen
162	>	// of the dudes that did this funky jibble
163	>	Splash splash = new Splash();
164	>	splash.show();
165	>	// wait
166	>	try {
167	>	Thread.sleep(DISPLAY_SPLASH_TIME_SECONDS * 1000);
168	>	} catch (InterruptedException e) {
169	>	// don't do anything, we don't care
170	>	}
171	>	//loose the window
172	>	splash.dispose();
173	>	splash = null;
174	>	// show the main window
175		show();
176		}
177
#	Line 99 | Line 181 | public class SwingClient extends JFrame {
181
182		//---ACCESSOR/MUTATOR METHODS---
183
184	<	public static void setStatus(String status) {
185	<	_status.setText(status);
186	<	_status.repaint();
184	>	/**
185	>	* Sets the control link status.
186	>	*
187	>	* @param status the message
188	>	*/
189	>	public static void setControlStatus(String status) {
190	>	_controlStatus.setText("Control Link: " + status);
191	>	_controlStatus.repaint();
192		}
193	+
194	+	/**
195	+	* Sets the data link status.
196	+	*
197	+	* @param status the message
198	+	*/
199	+	public static void setDataStatus(String status) {
200	+	_dataStatus.setText("Data Link: " + status);
201	+	_dataStatus.repaint();
202	+	}
203
204	+	/**
205	+	* Updates the queue status.
206	+	*
207	+	* @param currentQueue
208	+	* @param numElements
209	+	*/
210	+	public static void setQueueStatus(int currentQueue, int numElements) {
211	+	_queueStatus.setText("Data Queue : " + currentQueue + " Packets Recieved : " + numElements);
212	+	_queueStatus.repaint();
213	+	}
214	+
215	+	/**
216	+	* Adds a system message to the messages list
217	+	*
218	+	* @param message the new message
219	+	*/
220		public static void addMessage(String message) {
221		_messages.insert(message + "\n", 0);
222		}
110	–	//---ATTRIBUTES---
223
224	<	static JLabel _status = new JLabel("Initialising", JLabel.LEFT);
224	>	//---ATTRIBUTES---
225	>
226	>	//---STATIC ATTRIBUTES---
227	>
228	>	/**
229	>	* Displays information about the data link
230	>	*/
231	>	static JLabel _controlStatus = new JLabel("Control Link: Disconnected", JLabel.LEFT);
232		{
233	<	_status.setBorder(new EtchedBorder(EtchedBorder.LOWERED));
234	<	}
233	>	_controlStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED));
234	>	}
235
236	<	ImageIcon _serverIcon = new ImageIcon("server.gif");
237	<	JLabel _serverCountLabel;
238	<	int _serverCount = 0;
236	>	/**
237	>	* Displays information about the data link
238	>	*/
239	>	static JLabel _dataStatus = new JLabel("Data Link: Disconnected", JLabel.LEFT);
240	>	{
241	>	_dataStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED));
242	>	}
243	>
244	>	/**
245	>	* Displays information about the inbound data queue.
246	>	*/
247	>	static JLabel _queueStatus = new JLabel(" ", JLabel.LEFT);
248	>	{
249	>	_queueStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED));
250	>	}
251	>
252	>	/**
253	>	* The place where system messages are written.
254	>	*/
255		static JTextArea _messages = new JTextArea();
256	+	{
257	+	_messages.setLineWrap(true);
258	+	}
259
260	<	//---STATIC ATTRIBUTES---
260	>	/**
261	>	* Holds a reference to the root frame for Conient
262	>	* This is only used by dialogs (specifically the configurationn
263	>	* dialog) so that it can be modal, please use the accessor.
264	>	*/
265	>	private static Frame conientFrame;
266
267	+	//---INNER CLASSES----
268	+
269	+	/**
270	+	* An inner class to display a splash screen
271	+	*/
272	+	private class Splash extends JWindow {
273	+
274	+	/**
275	+	* Constructs a new splash screen
276	+	*/
277	+	public Splash() {
278	+	setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
279	+	JPanel splash = new JPanel();
280	+	splash.setBackground(Color.black);
281	+	JLabel image = new JLabel((new ImageIcon(getClass().getResource("/resources/i-scream-splash.gif"))));
282	+	splash.add(image);
283	+	setContentPane(splash);
284	+	Dimension screen = getToolkit().getScreenSize();
285	+	pack();
286	+	setLocation((screen.width - getSize().width) / 2,
287	+	(screen.height - getSize().height) / 2);
288	+
289	+
290	+	}
291	+	}
292		}

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