Java Code Examples for org.eclipse.swt.widgets.Menu#dispose()

The following examples show how to use org.eclipse.swt.widgets.Menu#dispose() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BonitaProjectExplorer.java    From bonita-studio with GNU General Public License v2.0 6 votes vote down vote up 
private void initContextMenu() {
    TreeViewer commonViewer = getCommonViewer();
    Menu previousMenu = commonViewer.getTree().getMenu();
    // Remove menu created by default
    if (previousMenu != null) {
        previousMenu.dispose();
    }
    MenuManager menuMgr = new MenuManager(getNavigatorContentService().getViewerDescriptor().getPopupMenuId());
    menuMgr.setRemoveAllWhenShown(true);
    menuMgr.addMenuListener(manager -> fillContextMenu(manager));

    Menu menu = menuMgr.createContextMenu(commonViewer.getTree());
    commonViewer.getTree().setMenu(menu);

    IEclipseContext e4Context = ((PartSite) getSite()).getContext();
    new CustomPopupMenuExtender(ID, menuMgr, getSite().getSelectionProvider(), getSite().getPart(), e4Context,
            true);
}
Example 2
Source File: ParameterExpandBar.java    From gama with GNU General Public License v3.0 5 votes vote down vote up 
void onContextualMenu(final Event event) {
	final int x = event.x;
	final int y = event.y;
	for (int i = 0; i < itemCount; i++) {
		final ParameterExpandItem item = items[i];
		final boolean hover = item.x <= x && x < item.x + item.width && item.y <= y && y < item.y + bandHeight;
		if (!hover) {
			continue;
		}
		if (underlyingObjects != null) {
			ignoreMouseUp = true;
			final Point p = toDisplay(x, y);
			final Map<String, Runnable> menuContents = underlyingObjects.handleMenu(item.getData(), p.x, p.y);
			if (menuContents == null) {
				return;
			} else {
				final Menu menu = new Menu(getShell(), SWT.POP_UP);

				for (final Map.Entry<String, Runnable> entry : menuContents.entrySet()) {
					final MenuItem menuItem = new MenuItem(menu, SWT.PUSH);
					menuItem.setText(entry.getKey());
					menuItem.addListener(SWT.Selection, e -> entry.getValue().run());
				}
				menu.setLocation(p.x, p.y);
				menu.setVisible(true);
				while (!menu.isDisposed() && menu.isVisible()) {
					if (!WorkbenchHelper.getDisplay().readAndDispatch()) {
						WorkbenchHelper.getDisplay().sleep();
					}
				}
				menu.dispose();
			}
		}
	}
}
Example 3
Source File: CustomPopupMenu.java    From bonita-studio with GNU General Public License v2.0 5 votes vote down vote up 
@Override
public boolean show(Control parent) {
	Menu menu = new Menu(parent);

	Assert.isNotNull(getContent());
	Assert.isNotNull(getLabelProvider());
	final ArrayList<Object> resultThusFar = new ArrayList<Object>();
	for (Iterator<?> iter = getContent().iterator(); iter.hasNext();) {		
		Object contentObject = iter.next();
		createItem(menu, resultThusFar, contentObject);
	}
	menu.setLocation(Display.getCurrent().getCursorLocation().x + 20,Display.getCurrent().getCursorLocation().y  + 20 );
	menu.setVisible(true);


	Display display = menu.getDisplay();
	while (!menu.isDisposed() && menu.isVisible()) {
		if (!display.readAndDispatch())
			display.sleep();
	}

	if (!menu.isDisposed()) {
		menu.dispose();

		if (getResult() != null) {
			return true;
		}
	}

	return false;
}