protected void encodeButton(FacesContext context, UIComponent component) throws IOException {
FacesContext currentInstance = FacesContext.getCurrentInstance();
ScrollButton scrollButton = (ScrollButton) component;
ResponseWriter writer = context.getResponseWriter();
writeIdAttribute(context, scrollButton);
writer.startElement("div", scrollButton);
writer.writeAttribute(
"class",
Styles.getCSSClass(
context,
scrollButton,
scrollButton.getButtonStyle(),
StyleGroup.regularStyleGroup(),
scrollButton.getButtonClass(),
getDefaultScrollButtonClass()),
null);
writer.writeAttribute("nowrap", "nowrap", null);
writer.writeAttribute("align", "center", null);
writer.writeAttribute("valign", "middle", null);
String imageUrl;
String buttonImageUrl = (String) scrollButton.getAttributes().get("buttonImageUrl");
if (scrollButton.getScrollDirection().equals(ScrollDirection.UP))
imageUrl = Resources.getURL(context, buttonImageUrl, null, "input/scrollButtonUp.gif");
else imageUrl = Resources.getURL(context, buttonImageUrl, null, "input/scrollButtonDown.gif");
writer.startElement("img", scrollButton);
writeIdAttribute(context, scrollButton);
writer.writeAttribute("src", imageUrl, null);
writer.endElement("img");
writer.endElement("div");
InitScript initScript = renderInitScript(currentInstance, scrollButton);
Rendering.renderInitScripts(currentInstance, initScript);
}