Examples of org.eclipse.swt.widgets.Control.update()

org.eclipse.swt.widgets.Control.update()
Forces all outstanding paint requests for the widget to be processed before this method returns. If there are no outstanding paint request, this method does nothing.
Note: This method does not cause a redraw.
@exception SWTException
- ERROR_WIDGET_DISPOSED - if the receiver has been disposed
- ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
@see #redraw() @see #redraw(int,int,int,int,boolean) @see PaintListener @see SWT#Paint

            //capture the an image of the "from" view
            Control from    = transitionable.getControl(lastItem);
            Rectangle size  = from.getBounds();
            Image imgFrom   = new Image(from.getDisplay(), size.width, size.height);
            GC gcfrom       = new GC(from);
            from.update();
            gcfrom.copyArea(imgFrom, 0, 0);
            gcfrom.dispose();
            
            //capture an image of the "to" view
            Control to  = transitionable.getControl(currentItem);

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