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1
31 package org.objectweb.proactive.examples.boundedbuffer;
32
33 import org.objectweb.proactive.core.config.ProActiveConfiguration;
34
35
47 public class AppletBuffer extends org.objectweb.proactive.examples.StandardFrame {
48
49
52 public CellPanel cells[];
53 private int max;
54 private ActiveDisplay display;
55 private javax.swing.JButton  bProd;
56 private javax.swing.JButton bCons;
57
58
59 public AppletBuffer(String name, int width, int height) {
60 super(name);
61 max = 7;
62 init(width, height);
63 }
64
65
66 public static void main(String args[]) {
67 ProActiveConfiguration.load();
68 new AppletBuffer("Bounded Buffer", 500, 300);
69 }
70
71
72 public void start() {
73 cells[0].setIn(true);
74 cells[0].setOut(true);
75 try {
76 display = (ActiveDisplay)org.objectweb.proactive.ProActive.turnActive(new ActiveDisplay(max, this));
77 receiveMessage("ActiveDisplay created : " + display.getClass().getName());
78 } catch (Exception e) {
79 e.printStackTrace();
80 }
81 display.start();
82 }
83
84
85 public void kill() {
86 display.done();
87 }
88
89
90 public void setCell(int pos, String str) {
91 cells[pos].setCaption(str);
93 repaint();
94 }
95
96
97 public void setOut(int pos, boolean val) {
98 cells[pos].setOut(val);
100 repaint();
101 }
102
103
104 public void setIn(int pos, boolean val) {
105 cells[pos].setIn(val);
107 repaint();
108 }
109
110
111 public void consumerStartRunning() {
112 receiveMessage("consumer now start running");
113 bCons.setText("Stop");
114 }
115
116
117 public void consumerStopRunning() {
118 receiveMessage("consumer now stop running");
119 bCons.setText("Start");
120 }
121
122
123 public void producerStartRunning() {
124 receiveMessage("producer now start running");
125 bProd.setText("Stop");
126 }
127
128
129 public void producerStopRunning() {
130 receiveMessage("producer now stop running");
131 bProd.setText("Start");
132 }
133
134
138 protected javax.swing.JPanel createRootPanel() {
139 javax.swing.JPanel rootPanel = new javax.swing.JPanel ();
140 rootPanel.setBackground(java.awt.Color.white);
141 rootPanel.setLayout(new java.awt.GridLayout (3, 1));
142
143 javax.swing.JPanel panel = new javax.swing.JPanel ();
145 javax.swing.JLabel label = new javax.swing.JLabel ("Producer");
146 label.setForeground(java.awt.Color.red);
147 panel.add(label);
148 bProd = new javax.swing.JButton ("Start");
149 bProd.setBackground(java.awt.Color.lightGray);
150 bProd.addActionListener(new java.awt.event.ActionListener () {
151
152 public void actionPerformed(java.awt.event.ActionEvent e) {
153 display.toggleProd();
154 }
155 });
156 panel.add(bProd);
157
158 rootPanel.add(panel);
159
160 javax.swing.JPanel cellsPanel = new javax.swing.JPanel ();
162 cells = new CellPanel[max];
163 for (int i = 0; i < max; i++) {
164 cells[i] = new CellPanel();
165 cellsPanel.add(cells[i]);
166 }
167 rootPanel.add(cellsPanel);
168
169 panel = new javax.swing.JPanel ();
171 label = new javax.swing.JLabel ("Consumer");
172 label.setForeground(java.awt.Color.green);
173 panel.add(label);
174 bCons = new javax.swing.JButton ("Start");
175 bCons.setBackground(java.awt.Color.lightGray);
176 bCons.addActionListener(new java.awt.event.ActionListener () {
177
178 public void actionPerformed(java.awt.event.ActionEvent e) {
179 display.toggleCons();
180 }
181 });
182 panel.add(bCons);
183 rootPanel.add(panel);
184 return rootPanel;
185 }
186
187
188
192 protected class CellPanel extends javax.swing.JPanel {
193
194 private javax.swing.JLabel caption;
195 private boolean in;
196 private boolean out;
197 private boolean empty;
198
199
200 public CellPanel() {
201 super();
202 in = out = false;
203 empty = true;
204 caption = new javax.swing.JLabel ("-empty-");
205 add(caption);
206 java.awt.Dimension d = new java.awt.Dimension (80, 25);
207 this.setSize(d);
208 this.setPreferredSize(d);
209 this.setMinimumSize(d);
210 this.setMaximumSize(d);
211 }
212
213
214 public void setIn(boolean in) {
215 this.in = in;
216 repaint();
217 }
218
219
220 public void setOut(boolean out) {
221 this.out = out;
222 repaint();
223 }
224
225
226 public void setCaption(String str) {
227 if (str == null) {
228 str = "-empty-";
229 empty = true;
230 } else {
231 empty = false;
232 }
233 caption.setText(str);
234 }
235
236
237 protected void paintComponent(java.awt.Graphics g) {
238 super.paintComponent(g);
239 if (empty)
240 setBackground(java.awt.Color.gray);
241 else
242 setBackground(java.awt.Color.blue);
243 if (in) {
244 java.awt.Color old = g.getColor();
245 g.setColor(java.awt.Color.red);
246 g.fillRect(1, 1, 5, 5);
247 g.setColor(old);
248 }
249 if (out) {
250 java.awt.Color old = g.getColor();
251 g.setColor(java.awt.Color.green);
252 g.fillRect(1, 10, 5, 5);
253 g.setColor(old);
254 }
255 }
256 }
257 } |
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