Attachment 148422 Details for Bug 290903 – Java source code snippet of SWT.FocusIn/SWT.FocusOut bug

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Java source code snippet of SWT.FocusIn/SWT.FocusOut bug

FocusBugSnippetMain.java (text/plain), 2.99 KB, created by square_96

on 2009-09-30 09:27:38 EDT

(hide)

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Filename:

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Creator: square_96

Created: 2009-09-30 09:27:38 EDT

Size: 2.99 KB

patch

obsolete

>import org.eclipse.swt.SWT;
>import org.eclipse.swt.browser.Browser;
>import org.eclipse.swt.graphics.Rectangle;
>import org.eclipse.swt.layout.GridData;
>import org.eclipse.swt.layout.GridLayout;
>import org.eclipse.swt.widgets.Composite;
>import org.eclipse.swt.widgets.Display;
>import org.eclipse.swt.widgets.Event;
>import org.eclipse.swt.widgets.Listener;
>import org.eclipse.swt.widgets.MessageBox;
>import org.eclipse.swt.widgets.Monitor;
>import org.eclipse.swt.widgets.Shell;
>import org.eclipse.swt.widgets.Tree;
>
>
>public class FocusBugSnippetMain {
>
>	/**
>	 * @param args
>	 */
>	Display display = new Display();
>	Shell shell = new Shell(display, SWT.NONE);
>	Browser webBrowser;
>	Composite webComposite = null;
>	
>	Listener shellBehaviorListener = new Listener(){
>
>		public void handleEvent(Event event) {
>			// TODO Auto-generated method stub
>			switch(event.type)
>			{
>			case SWT.FocusOut:
>				//if the focus is lost to anything other than this app terminate content display
>				if(display.getActiveShell() == null)
>				{
>					display.getDefault().syncExec(new Runnable(){
>						public void run()
>						{
>							webBrowser.setVisible(false);
>						}});
>				}
>				break;
>			case SWT.FocusIn:
>				//when focus is gained, and browser is no visible, restore the viewing
>				if(display.getActiveShell() != null &&
>						!webBrowser.isVisible())
>				{
>					display.getDefault().syncExec(new Runnable(){
>						public void run()
>						{												
>							webBrowser.setVisible(true);
>							shell.update();
>						}});
>				}
>				break;
>			}
>		}};
>
>		public FocusBugSnippetMain()
>		{
>			// TODO Auto-generated method stub
>			shell.setLayout(new GridLayout());
>			shell.setSize(500, 500);
>			shell.setMinimumSize(500, 500);
>
>			//center the shell display on the screen
>			Monitor primary = display.getPrimaryMonitor();
>			Rectangle monitorRect = primary.getBounds();
>			Rectangle shellRect = shell.getBounds();
>			int startShellX = monitorRect.x + (monitorRect.width - shellRect.width) / 2;
>			int startShellY = monitorRect.y + (monitorRect.height - shellRect.height) / 2;
>			shell.setLocation(startShellX, startShellY);
>
>			//set title of the shell frame
>			shell.setText("Focus Bug Snippet");
>			
>			webComposite = new Composite(shell, SWT.SINGLE | SWT.BORDER);
>			webComposite.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, true, true));
>			webComposite.setBounds(0, 0, shellRect.width, shellRect.height);
>			webComposite.setSize(shellRect.width, shellRect.height);
>			webBrowser = new Browser(webComposite, SWT.SINGLE | SWT.BORDER);
>			webBrowser.setSize(shellRect.width, shellRect.height);
>			webBrowser.setUrl("www.google.com");
>			
>			shell.getDisplay().addFilter(SWT.FocusOut, shellBehaviorListener);
>			shell.getDisplay().addFilter(SWT.FocusIn, shellBehaviorListener);
>			
>			shell.open();
>			
>			while (!shell.isDisposed())
>			{
>				if (!display.readAndDispatch())
>					display.sleep();
>			}
>
>			
>			shell.dispose();
>			display.dispose();
>		}
>		
>		public static void main(String[] args) {
>			FocusBugSnippetMain snippetMain = new FocusBugSnippetMain();
>		}
>
>}
>

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Attachments on bug 290903: 148422