Java Code Examples for org.eclipse.swt.widgets.Shell#addListener()

/**
 * Add a listener that will fade the window when it get closed.
 * 
 * @param shell
 * @param duration
 * @param easing
 * @param runner
 *            : The AnimationRunner to use, or null
 * 
 */
public static void fadeOnClose(final Shell shell, final int duration,
		final IMovement easing, AnimationRunner runner) {

	final AnimationRunner useRunner;
	if (runner != null) {
		useRunner = runner;
	} else {
		useRunner = new AnimationRunner();
	}

	final Runnable closeListener = () -> shell.dispose();

	shell.addListener(SWT.Close, e -> {
		e.doit = false;
		setAlpha(useRunner, shell, 0, duration, easing, closeListener,
				null);
	});

}
 

/**
   * Creates an inplace tooltip.
   *
   * @param parent parent control.
   */
  public GridToolTip(final Control parent)
  {
      super(parent, SWT.NONE);

      shell = new Shell(parent.getShell(), SWT.NO_TRIM | SWT.ON_TOP | SWT.NO_FOCUS | SWT.TOOL);
      shell.setBackground(shell.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND));
      shell.setForeground(shell.getDisplay().getSystemColor(SWT.COLOR_INFO_FOREGROUND));

      parent.addListener(SWT.Dispose, new Listener()
      {
	public void handleEvent(Event arg0)
	{
		shell.dispose();
		dispose();
	}
});

      shell.addListener(SWT.Paint, new Listener()
      {
          public void handleEvent(Event e)
          {
              onPaint(e.gc);
          }
      });
  }
 

void createPopup(String[] items, int selectionIndex) {		
		// create shell and list
		popup = new Shell (getShell(), SWT.NO_TRIM | SWT.ON_TOP);
		int style = getStyle();
		int listStyle = SWT.SINGLE | SWT.V_SCROLL;
		if ((style & SWT.FLAT) != 0) listStyle |= SWT.FLAT;
		if ((style & SWT.RIGHT_TO_LEFT) != 0) listStyle |= SWT.RIGHT_TO_LEFT;
		if ((style & SWT.LEFT_TO_RIGHT) != 0) listStyle |= SWT.LEFT_TO_RIGHT;
		list = new List (popup, listStyle);
		if (font != null) list.setFont(font);
		if (foreground != null) list.setForeground(foreground);
		if (background != null) list.setBackground(background);
		
		int [] popupEvents = {SWT.Close, SWT.Paint, SWT.Deactivate};
		for (int i=0; i<popupEvents.length; i++) popup.addListener (popupEvents [i], listener);
		int [] listEvents = {SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp, SWT.FocusIn, SWT.FocusOut, SWT.Dispose};
		for (int i=0; i<listEvents.length; i++) list.addListener (listEvents [i], listener);
		
		if (items != null) list.setItems(items);
		if (selectionIndex != -1) list.setSelection(selectionIndex);
}
 

void installListeners() {
    // Listeners on this popup's table and scroll bar
    proposalTable.addListener(SWT.FocusOut, this);
    final ScrollBar scrollbar = proposalTable.getVerticalBar();
    if (scrollbar != null) {
        scrollbar.addListener(SWT.Selection, this);
    }

    // Listeners on this popup's shell
    getShell().addListener(SWT.Deactivate, this);
    getShell().addListener(SWT.Close, this);

    // Listeners on the target control
    control.addListener(SWT.MouseDoubleClick, this);
    control.addListener(SWT.MouseDown, this);
    control.addListener(SWT.Dispose, this);
    control.addListener(SWT.FocusOut, this);
    // Listeners on the target control's shell
    final Shell controlShell = control.getShell();
    controlShell.addListener(SWT.Move, this);
    controlShell.addListener(SWT.Resize, this);

}
 

private void createPopupShell() {
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);
	popup.setLayout(new GridLayout());

	final int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate, SWT.Dispose };
	for (final int popupEvent : popupEvents) {
		popup.addListener(popupEvent, listener);
	}

	composite = new CalculatorButtonsComposite(popup, SWT.NONE);
	composite.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, true));
	composite.setDisplayArea(label);
	keyListener = composite.getKeyListener();
	label.addKeyListener(keyListener);

	popup.pack();
}
 

/**
   * Creates an inplace tooltip.
   *
   * @param parent parent control.
   */
  public GridToolTip(final Control parent)
  {
      super(parent, SWT.NONE);

      shell = new Shell(parent.getShell(), SWT.NO_TRIM | SWT.ON_TOP | SWT.NO_FOCUS | SWT.TOOL);
      shell.setBackground(shell.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND));
      shell.setForeground(shell.getDisplay().getSystemColor(SWT.COLOR_INFO_FOREGROUND));

      parent.addListener(SWT.Dispose, new Listener()
      {
	public void handleEvent(Event arg0)
	{
		shell.dispose();
		dispose();
	}
});

      shell.addListener(SWT.Paint, new Listener()
      {
          public void handleEvent(Event e)
          {
              onPaint(e.gc);
          }
      });
  }
 

public Popup2(final IPopupProvider provider, final Widget... controls) {
	super(WorkbenchHelper.getShell(), PopupDialog.HOVER_SHELLSTYLE, false, false, false, false, false, null, null);
	this.provider = provider;
	final Shell parent = provider.getControllingShell();
	parent.addListener(SWT.Move, hide);
	parent.addListener(SWT.Resize, hide);
	parent.addListener(SWT.Close, hide);
	parent.addListener(SWT.Deactivate, hide);
	parent.addListener(SWT.Hide, hide);
	parent.addListener(SWT.Dispose, event -> close());
	for (final Widget c : controls) {
		if (c == null) {
			continue;
		}
		final TypedListener typedListener = new TypedListener(mtl);
		c.addListener(SWT.MouseEnter, typedListener);
		c.addListener(SWT.MouseExit, typedListener);
		c.addListener(SWT.MouseHover, typedListener);
	}
}
 

/**
 * Create contents of the dialog.
 */
private void createContents() {
	shell = new Shell(getParent(), getStyle());
	shell.addListener(SWT.Close, new Listener() {
	      public void handleEvent(Event event) {
	    	  result = "";
	    	  event.doit = true;
	      }
	    });
	shell.setSize(272, 138);
	shell.setText(getText());
	shell.setLayout(new FormLayout());

}
 

void createPopup( Object[] items, int selectionIndex )
{
	// create shell and list
	popup = new Shell( getShell( ), SWT.NO_TRIM | SWT.ON_TOP );

	table = new Table( popup, SWT.SINGLE
			| SWT.V_SCROLL
			| SWT.FULL_SELECTION );
	new TableColumn( table, SWT.LEFT );
	if ( font != null )
		table.setFont( font );
	if ( foreground != null )
		table.setForeground( foreground );
	if ( background != null )
		table.setBackground( background );

	label.setBackground( table.getBackground( ) );
	label.setForeground( table.getForeground( ) );
	label.setFont( table.getFont( ) );

	int[] popupEvents = {
			SWT.Close, SWT.Paint, SWT.Deactivate
	};
	for ( int i = 0; i < popupEvents.length; i++ )
		popup.addListener( popupEvents[i], listener );
	int[] tableEvents = {
			SWT.MouseUp,
			SWT.Selection,
			SWT.Traverse,
			SWT.KeyDown,
			SWT.KeyUp,
			SWT.FocusIn,
			SWT.FocusOut,
			SWT.Dispose
	};
	for ( int i = 0; i < tableEvents.length; i++ )
		table.addListener( tableEvents[i], listener );
}
 

/**
 * creates the popup shell.
 *
 * @param selectionIndex
 */
void createPopup(final int selectionIndex) {
	// create shell and table
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

	// create table
	table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

	if (font != null) {
		table.setFont(font);
	}
	if (foreground != null) {
		table.setForeground(foreground);
	}
	if (background != null) {
		table.setBackground(background);
	}

	// Add popup listeners
	final int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate, SWT.Help };
	for (final int popupEvent : popupEvents) {
		popup.addListener(popupEvent, listener);
	}

	// add table listeners
	final int[] tableEvents = { SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp, SWT.FocusIn,
			SWT.Dispose };
	for (final int tableEvent : tableEvents) {
		table.addListener(tableEvent, listener);
	}

	// set the selection
	if (selectionIndex != -1) {
		table.setSelection(selectionIndex);
	}
}
 

/**
 * Open the window.
 */
public void open() {
    if (isOpen == true)
        return;
    isOpen = true;
    display = Display.getDefault();
    shell = new Shell(parent);//
    shell.setLayout(new GridLayout());
    shell.open();
    shell.setSize(273, 400);
    shell.setText("查找/替换");

    createForm();

    shell.addListener(SWT.Close, new Listener() {
        public void handleEvent(Event event) {
            switch (event.type) {
                case SWT.Close:
                    isOpen = false;
                    break;
            }
        }
    });

    shell.layout();
    while (shell != null && !shell.isDisposed()) {
        if (display != null && !display.readAndDispatch()) {
            display.sleep();
        }
    }

}
 

/**
 * creates the popup shell.
 * @param selectionIndex
 */
void createPopup(int selectionIndex) {
    // create shell and table
    popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

    // create table
    table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

    if (font != null)
        table.setFont(font);
    if (foreground != null)
        table.setForeground(foreground);
    if (background != null)
        table.setBackground(background);

    // Add popup listeners
    int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate };
    for (int i = 0; i < popupEvents.length; i++) {
        popup.addListener(popupEvents[i], listener);
    }

    // add table listeners
    int[] tableEvents = { SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp, SWT.FocusIn,
            SWT.Dispose };
    for (int i = 0; i < tableEvents.length; i++) {
        table.addListener(tableEvents[i], listener);
    }

    // set the selection
    if (selectionIndex != -1) {
        table.setSelection(selectionIndex);
    }
}
 

/**
 * creates the popup shell.
 * @param selectionIndex
 */
void createPopup(int selectionIndex) {
	// create shell and table
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

	// set style
	int style = getStyle();
	int tableStyle = SWT.SINGLE | SWT.V_SCROLL;
	if ((style & SWT.FLAT) != 0)
		tableStyle |= SWT.FLAT;
	if ((style & SWT.RIGHT_TO_LEFT) != 0)
		tableStyle |= SWT.RIGHT_TO_LEFT;
	if ((style & SWT.LEFT_TO_RIGHT) != 0)
		tableStyle |= SWT.LEFT_TO_RIGHT;

	// create table
	table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

	if (font != null)
		table.setFont(font);
	if (foreground != null)
		table.setForeground(foreground);
	if (background != null)
		table.setBackground(background);

	// Add popup listeners
	int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate, SWT.Help };
	for (int i = 0; i < popupEvents.length; i++) {
		popup.addListener(popupEvents[i], listener);
	}

	// add table listeners
	int[] tableEvents = { SWT.MouseMove, SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp,
			SWT.FocusIn, SWT.Dispose };
	for (int i = 0; i < tableEvents.length; i++) {
		table.addListener(tableEvents[i], listener);
	}

	// set the selection
	if (selectionIndex != -1) {
		table.setSelection(selectionIndex);
	}
}
 

/**
 * creates the popup shell.
 * @param selectionIndex
 */
void createPopup(int selectionIndex) {
	// create shell and table
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

	// set style
	int style = getStyle();
	int tableStyle = SWT.SINGLE | SWT.V_SCROLL;
	if ((style & SWT.FLAT) != 0)
		tableStyle |= SWT.FLAT;
	if ((style & SWT.RIGHT_TO_LEFT) != 0)
		tableStyle |= SWT.RIGHT_TO_LEFT;
	if ((style & SWT.LEFT_TO_RIGHT) != 0)
		tableStyle |= SWT.LEFT_TO_RIGHT;

	// create table
	table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

	if (font != null)
		table.setFont(font);
	if (foreground != null)
		table.setForeground(foreground);
	if (background != null)
		table.setBackground(background);

	// Add popup listeners
	int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate, SWT.Help };
	for (int i = 0; i < popupEvents.length; i++) {
		popup.addListener(popupEvents[i], listener);
	}

	// add table listeners
	int[] tableEvents = { SWT.MouseMove, SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp,
			SWT.FocusIn, SWT.Dispose };
	for (int i = 0; i < tableEvents.length; i++) {
		table.addListener(tableEvents[i], listener);
	}

	// set the selection
	if (selectionIndex != -1) {
		table.setSelection(selectionIndex);
	}
}
 

/**
 * The Hide button has been pressed.
 */
public void hidePressed()
{
	if (hideOnFinish)
	{
		final Shell activeShell = getShell();
		toast = new GenericInfoPopupDialog(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
				infoTitle, infoMessage, new Runnable()
				{
					public void run()
					{
						activeShell.setVisible(true);
					}
				});
		toast.open();
		activeShell.setVisible(false);

		activeShell.addListener(SWT.Show, new Listener()
		{
			public void handleEvent(Event event)
			{
				if (toast != null)
				{
					// Incase if the shell is opened through other source, close the toast
					toast.close();
				}
			}
		});

		activeShell.addShellListener(new ShellAdapter()
		{
			@Override
			public void shellClosed(ShellEvent e)
			{
				if (toast != null)
				{
					// In case the shell gets closed programatically, close the toast.
					toast.close();
				}
			}
		});
	}

}
 

public static void main(String[] args) {
  Display display = new Display();
  final Shell shell = new Shell(display);
  final Composite composite = new Composite(shell, SWT.NONE);
  composite.setEnabled(false);
  composite.setLayout(new FillLayout());
  Button button = new Button(composite, SWT.PUSH);
  button.setText("Button");
  composite.pack();
  composite.setLocation(10, 10);
  final Point[] offset = new Point[1];
  Listener listener = new Listener() {
    public void handleEvent(Event event) {
      switch (event.type) {
      case SWT.MouseDown:
        Rectangle rect = composite.getBounds();
        if (rect.contains(event.x, event.y)) {
          Point pt1 = composite.toDisplay(0, 0);
          Point pt2 = shell.toDisplay(event.x, event.y);
          offset[0] = new Point(pt2.x - pt1.x, pt2.y - pt1.y);
        }
        break;
      case SWT.MouseMove:
        if (offset[0] != null) {
          Point pt = offset[0];
          composite.setLocation(event.x - pt.x, event.y - pt.y);
        }
        break;
      case SWT.MouseUp:
        offset[0] = null;
        break;
      }
    }
  };
  shell.addListener(SWT.MouseDown, listener);
  shell.addListener(SWT.MouseUp, listener);
  shell.addListener(SWT.MouseMove, listener);
  shell.setSize(300, 300);
  shell.open();
  while (!shell.isDisposed()) {
    if (!display.readAndDispatch())
      display.sleep();
  }
  display.dispose();
}
 

void createPopup( String[] items, int selectionIndex )
{
	// create shell and list
	popup = new Shell( getShell( ), SWT.NO_TRIM | SWT.ON_TOP );
	int style = getStyle( );
	int listStyle = SWT.SINGLE | SWT.V_SCROLL;
	if ( ( style & SWT.FLAT ) != 0 )
		listStyle |= SWT.FLAT;
	if ( ( style & SWT.RIGHT_TO_LEFT ) != 0 )
		listStyle |= SWT.RIGHT_TO_LEFT;
	if ( ( style & SWT.LEFT_TO_RIGHT ) != 0 )
		listStyle |= SWT.LEFT_TO_RIGHT;
	list = new List( popup, listStyle );
	if ( font != null )
		list.setFont( font );
	if ( foreground != null )
		list.setForeground( foreground );
	if ( background != null )
		list.setBackground( background );

	int[] popupEvents = {
			SWT.Close, SWT.Paint, SWT.Deactivate
	};
	for ( int i = 0; i < popupEvents.length; i++ )
		popup.addListener( popupEvents[i], listener );
	int[] listEvents = {
			SWT.MouseUp,
			SWT.Selection,
			SWT.Traverse,
			SWT.KeyDown,
			SWT.KeyUp,
			SWT.FocusIn,
			SWT.Dispose
	};
	for ( int i = 0; i < listEvents.length; i++ )
		list.addListener( listEvents[i], listener );

	if ( items != null )
		list.setItems( items );
	if ( selectionIndex != -1 )
		list.setSelection( selectionIndex );
}
 

private void createContentShell() {
	contentShell = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);
	contentShell.addListener(SWT.Close, shellListener);
	contentShell.addListener(SWT.Deactivate, shellListener);
}
 

void createPopup(Collection<CTreeComboItem> items, CTreeComboItem selectedItem) {
	// create shell and list
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);
	final int style = getStyle();
	int listStyle = SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE;
	if ((style & SWT.FLAT) != 0) {
		listStyle |= SWT.FLAT;
	}
	if ((style & SWT.RIGHT_TO_LEFT) != 0) {
		listStyle |= SWT.RIGHT_TO_LEFT;
	}
	if ((style & SWT.LEFT_TO_RIGHT) != 0) {
		listStyle |= SWT.LEFT_TO_RIGHT;
	}
	tree = new Tree(popup, listStyle);
	tree.addTreeListener(hookListener);
	if (font != null) {
		tree.setFont(font);
	}
	if (foreground != null) {
		tree.setForeground(foreground);
	}
	if (background != null) {
		tree.setBackground(background);
	}

	final int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate };
	for (int i = 0; i < popupEvents.length; i++) {
		popup.addListener(popupEvents[i], listener);
	}
	final int[] listEvents = { SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp, SWT.FocusIn, SWT.Dispose, SWT.Collapse, SWT.Expand };
	for (int i = 0; i < listEvents.length; i++) {
		tree.addListener(listEvents[i], listener);
	}

	for (final CTreeComboColumn c : columns) {
		final TreeColumn col = new TreeColumn(tree, SWT.NONE);
		c.setRealTreeColumn(col);
	}

	if (items != null) {
		createTreeItems(items.toArray(new CTreeComboItem[0]));
	}

	if (selectedItem != null) {
		tree.setSelection(selectedItem.getRealTreeItem());
	}
}
 

public MessageModal(Shell parent, String title, String message) {
	display = Display.getDefault();
	yuneImage = new Image(display, Main.class.getClassLoader().getResourceAsStream("YuneIcon_100x100.png"));
	
	dialogShell = new Shell(parent, SWT.PRIMARY_MODAL | SWT.DIALOG_TRIM);
	dialogShell.setText(title);
	dialogShell.setImage(yuneImage);
	
	dialogShell.addListener(SWT.CLOSE, new Listener() {

		@Override
		public void handleEvent(Event event) {
			event.doit = false;
		}
		
	});
	
	FormLayout mainLayout = new FormLayout();
	mainLayout.marginWidth = 5;
	mainLayout.marginHeight = 5;
	dialogShell.setLayout(mainLayout);
	
	imageLabel = new Label(dialogShell, SWT.NONE);
	imageLabel.setImage(yuneImage);
	
	FormData imageData = new FormData(100, 100);
	imageData.left = new FormAttachment(0, 10);
	imageData.top = new FormAttachment(0, 10);
	imageLabel.setLayoutData(imageData);
	
	contentGroup = new Composite(dialogShell, SWT.NONE);
	FormLayout contentLayout = new FormLayout();
	contentLayout.marginTop = 5;
	contentLayout.marginLeft = 5;
	contentLayout.marginBottom = 5;
	contentLayout.marginRight = 5;
	contentGroup.setLayout(contentLayout);
	
	titleLabel = new Label(contentGroup, SWT.LEFT);
	titleLabel.setText(title);
	FontData normalFont = titleLabel.getFont().getFontData()[0];
	Font boldFont = new Font(display, normalFont.getName(), normalFont.getHeight(), SWT.BOLD);
	titleLabel.setFont(boldFont);
	
	FormData titleData = new FormData();
	titleData.top = new FormAttachment(0, 0);
	titleData.left = new FormAttachment(0, 0);
	titleData.right = new FormAttachment(100, 0);
	titleLabel.setLayoutData(titleData);
	
	descriptionLabel = new Label(contentGroup, SWT.LEFT | SWT.WRAP);
	descriptionLabel.setText(message);
	
	FormData descriptionData = new FormData();
	descriptionData.left = new FormAttachment(titleLabel, 0, SWT.LEFT);
	descriptionData.right = new FormAttachment(titleLabel, 0, SWT.RIGHT);
	descriptionData.top = new FormAttachment(titleLabel, 10);
	descriptionData.bottom = new FormAttachment(100, -5);
	Point expectedSize = descriptionLabel.computeSize(SWT.DEFAULT, SWT.DEFAULT);
	descriptionData.width = Math.max(200, expectedSize.x);
	descriptionData.height = Math.max(60, expectedSize.y);
	descriptionLabel.setLayoutData(descriptionData);
	
	FormData groupData = new FormData();
	groupData.left = new FormAttachment(imageLabel, 10);
	groupData.top = new FormAttachment(imageLabel, 0, SWT.TOP);
	groupData.right = new FormAttachment(100, -10);
	contentGroup.setLayoutData(groupData);
	
	layoutSize();
	Rectangle parentBounds = parent.getBounds();
	Rectangle dialogBounds = dialogShell.getBounds();
	
	dialogShell.setLocation(parentBounds.x + (parentBounds.width - dialogBounds.width) / 2, parentBounds.y + (parentBounds.height - dialogBounds.height) / 2);
}