Bug 164939 [Forms] Form-based editor horizontal scroll pagesize too small
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/internal/forms/widgets/FormUtil.java
alpha = calpha;
			for (int j = 0; j < bounds.width; j++) {
				
				data.setAlpha(j, i, alpha);
				alpha = alpha == 255 ? 0 : 255;
			}
			calpha = calpha == 255 ? 0 : 255;
		}
		return new Image(device, data);
	}
	public static Font createBoldFont(Display display, Font regularFont) {
		FontData[] fontDatas = regularFont.getFontData();
		for (int i = 0; i < fontDatas.length; i++) {
			fontDatas[i].setStyle(fontDatas[i].getStyle() | SWT.BOLD);
		}
		return new Font(display, fontDatas);
	}
	public static boolean mnemonicMatch(String text, char key) {
		char mnemonic = findMnemonic(text);
		if (mnemonic == '\0')
			return false;
		return Character.toUpperCase(key) == Character.toUpperCase(mnemonic);
	}
	private static char findMnemonic(String string) {
		int index = 0;
		int length = string.length();
		do {
			while (index < length && string.charAt(index) != '&')
				index++;