Adding ProgressListener to Browser : Browser « SWT « Java Tutorial






Adding ProgressListener to Browser
import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
import org.eclipse.swt.browser.ProgressEvent;
import org.eclipse.swt.browser.ProgressListener;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.ProgressBar;
import org.eclipse.swt.widgets.Shell;

public class BrowserProgressListener {
  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);

    
    Browser browser = new Browser(shell, SWT.NONE);
    browser.setBounds(5,5,600,600);

    final ProgressBar progressBar = new ProgressBar(shell, SWT.NONE);
    progressBar.setBounds(5,650,600,20);
    
    browser.addProgressListener(new ProgressListener() {
      public void changed(ProgressEvent event) {
          if (event.total == 0) return;                            
          int ratio = event.current * 100 / event.total;
          progressBar.setSelection(ratio);
      }
      public void completed(ProgressEvent event) {
        progressBar.setSelection(0);
      }
    });

    
    browser.setUrl("http://java2s.com");    
    shell.open();

    while (!shell.isDisposed()) {
      if (!display.readAndDispatch())
        display.sleep();
    }
    display.dispose();
  }
}








17.86.Browser
17.86.1.Using Browser to load a websiteUsing Browser to load a website
17.86.2.Browser supports the following listeners:
17.86.3.Adding StatusTextListener to BrowserAdding StatusTextListener to Browser
17.86.4.Adding ProgressListener to BrowserAdding ProgressListener to Browser
17.86.5.Using ProgressBar to display the Browser progressUsing ProgressBar to display the Browser progress
17.86.6.Add LocationListener to Browser
17.86.7.Add CloseWindowListener to Browser
17.86.8.Adding VisibilityWindowListener
17.86.9.Adding OpenWindowListener
17.86.10.Adding TitleListener to Browser
17.86.11.Browser: bring up a browser (pop-up blocker)
17.86.12.Renderer HTML in memory
17.86.13.Browser: render HTML that includes relative links from memoryBrowser: render HTML that includes relative links from memory
17.86.14.Browser: modify DOM (executing javascript)Browser: modify DOM (executing javascript)
17.86.15.Browser: query DOM node valueBrowser: query DOM node value
17.86.16.Advanced BrowserAdvanced Browser