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2010-06-01T05:57:55Z

1 версия

в 18:01, 31 мая 2010

2010-05-31T18:01:43Z

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== Demonstrates BusyIndicator ==



<source lang="java">

//Send questions, comments, bug reports, etc. to the authors:
//Rob Warner (rwarner@interspatial.ru)
//Robert Harris (rbrt_harris@yahoo.ru)
import org.eclipse.swt.*;
import org.eclipse.swt.custom.*;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
/**
* This program demonstrates BusyIndicator
*/
public class BusyIndicatorTest {
// The amount of time to sleep (in ms)
private static final int SLEEP_TIME = 3000;
// Labels for the button
private static final String RUN = "Press to Run";
private static final String IS_RUNNING = "Running...";
/**
* Runs the application
*/
private void run() {
Display display = new Display();
Shell shell = new Shell(display);
shell.setText("BusyIndicator Test");
createContents(shell);
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
/**
* Create the window"s contents
*
* @param shell the parent shell
*/
private void createContents(Shell shell) {
shell.setLayout(new FillLayout());
final Button button = new Button(shell, SWT.PUSH);
button.setText(RUN);
button.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
// Change the button"s text
button.setText(IS_RUNNING);
// Show the busy indicator
BusyIndicator.showWhile(button.getDisplay(), new SleepThread(SLEEP_TIME));
// Thread has completed; reset the button"s text
button.setText(RUN);
}
});
}
/**
* Application"s entry point
*
* @param args the command line arguments
*/
public static void main(String[] args) {
new BusyIndicatorTest().run();
}
}
/**
* This class is a thread that sleeps the specified number of milliseconds
*/
class SleepThread extends Thread {
private long ms;
/**
* SleepThread constructor
*
* @param ms the number of milliseconds to sleep
*/
public SleepThread(long ms) {
this.ms = ms;
}
/**
* Runs the thread
*/
public void run() {
try {
sleep(ms);
} catch (InterruptedException e) {}
}
}

</source>

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Admin: 1 версия

в 18:01, 31 мая 2010