public ShowComp() throws InterruptedException, IOException {
super("CONNECTED COMPUTERS");
int x = 0, d = 20;
mb = new JMenuBar();
File = new JMenu("File");
mb.add(File);
exit = new JMenuItem("Exit");
exit.addActionListener(this);
File.add(exit);
ta = new JTextArea();
ta.setBounds(20, 30, 315, 470);
ta.setEditable(false);
add(ta);
setJMenuBar(mb);
sel = new JLabel("The connected computers are..");
sel.setBounds(15, 5, 300, 30);
add(sel);
b1 = new JButton("<< BACK");
b1.setBounds(140, 510, 100, 30);
b1.setToolTipText("Back to main page");
b1.addActionListener(this);
add(b1);
setLayout(null);
while (x < 360) {
x = x + d;
setBounds(675, 50, x, 600);
this.show();
}
// setVisible(true);
String s = "192.168.0.", temp = null;
Printer printer = new Printer();
printer.start();
Connector connector = new Connector(printer);
connector.start();
LinkedList targets = new LinkedList();
for (int i = 1; i <= 255; i++) {
temp = s + Integer.toString(i);
Target t = new Target(temp);
targets.add(t);
connector.add(t);
}
Thread.sleep(2000);
connector.shutdown();
connector.join();
for (Iterator i = targets.iterator(); i.hasNext(); ) {
Target t = (Target) i.next();
if (!t.shown) t.show();
}
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
}
public void run() {
try {
for (; ; ) {
Target t = null;
synchronized (pending) {
while (pending.size() == 0) pending.wait();
t = (Target) pending.removeFirst();
}
t.show();
}
} catch (InterruptedException x) {
return;
}
}
public void printFinishedTargets() {
// 打印finisedTargets队列中的任务
try {
for (; ; ) {
Target target = null;
synchronized (finishedTargets) {
while (finishedTargets.size() == 0) finishedTargets.wait();
target = (Target) finishedTargets.removeFirst();
}
target.show();
}
} catch (InterruptedException x) {
return;
}
}