int style;
public ColorGradientCanvas(Composite parent, int style) {
- super(parent,(style|SWT.BORDER)&(~(SWT.VERTICAL|SWT.HORIZONTAL)));
+ super(parent,(style|SWT.BORDER)&(~(SWT.VERTICAL|SWT.HORIZONTAL))|SWT.DOUBLE_BUFFERED);
this.style = style & (SWT.VERTICAL | SWT.HORIZONTAL) ;
addPaintListener(createPaintListener());
}