Bug 282008 [Compatibility] Support for 'sticky' views
We need to support the legacy 'sticky' view mechanism. This is used for Help, Cheat Sheets and such that need to remain visible across perspective switches.
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/workbench/ui/renderers/swt/StackModelFactory.java
Display display = Display.getCurrent();
			GC gc = new GC(viewMenu);
			GC maskgc = new GC(viewMenuMask);
			gc.setForeground(display
					.getSystemColor(SWT.COLOR_WIDGET_DARK_SHADOW));
			gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_BACKGROUND));
			int[] shapeArray = new int[] { 6, 1, 15, 1, 11, 5, 10, 5 };
			gc.fillPolygon(shapeArray);
			gc.drawPolygon(shapeArray);
			Color black = display.getSystemColor(SWT.COLOR_BLACK);
			Color white = display.getSystemColor(SWT.COLOR_WHITE);
			maskgc.setBackground(black);
			maskgc.fillRectangle(0, 0, 16, 16);
			maskgc.setBackground(white);
			maskgc.setForeground(white);
			maskgc.fillPolygon(shapeArray);
			maskgc.drawPolygon(shapeArray);
			gc.dispose();
			maskgc.dispose();
			ImageData data = viewMenu.getImageData();
			data.transparentPixel = data.getPixel(0, 0);
			viewMenuImage = new Image(d, viewMenu.getImageData(), viewMenuMask
					.getImageData());
			viewMenu.dispose();
			viewMenuMask.dispose();
		}
		return viewMenuImage;
	}
}