@SuppressWarnings("unchecked")
@Override
public void decode(FacesContext context, UIComponent component) {
Map<String, String> requestMap = context.getExternalContext().getRequestParameterMap();
Object event = requestMap.get(XhtmlConstants.EVENT_PARAM);
if ((event != null) && event.equals(XhtmlConstants.GOTO_EVENT)) {
Object source = requestMap.get(XhtmlConstants.SOURCE_PARAM);
if (source != null && source.equals(component.getClientId(context))) {
Object valueObject = requestMap.get(XhtmlConstants.VALUE_PARAM);
// we piggyback on the size parameter.
// 0 means we are moving to a previous step, 1 means we are
// moving to the next step.
Object sizeObject = requestMap.get(XhtmlConstants.SIZE_PARAM);
if (valueObject != null) {
int value = -1;
try {
value = Integer.parseInt(valueObject.toString());
} catch (NumberFormatException nfe) {
_LOG.severe(nfe);
}
int size = 0;
try {
size = Integer.parseInt(sizeObject.toString());
} catch (NumberFormatException nfe) {
_LOG.warning(nfe);
}
if (size < 0) size = 0;
if (value >= 0) {
UIXProcess process = (UIXProcess) component;
Object oldPath = process.getRowKey();
Object focusPath = process.getFocusRowKey();
process.setRowKey(focusPath);
UIComponent stamp = process.getNodeStamp();
int index = process.getRowIndex();
if (size == 0) {
index = ProcessUtils.getBackIndex(process, stamp, index);
} else {
index = ProcessUtils.getNextIndex(process, stamp, index);
}
process.setRowIndex(index);
new ActionEvent(stamp).queue();
process.setRowKey(oldPath);
}
}
}
}
}
private void _renderHiddenFields(FacesContext context, RenderingContext arc, Train train)
throws IOException {
if ((train.getFormName() != null) && supportsScripting(arc)) {
// render hidden fields to hold the form data
FormData formData = arc.getFormData();
if (formData != null) {
formData.addNeededValue(XhtmlConstants.EVENT_PARAM);
formData.addNeededValue(XhtmlConstants.SOURCE_PARAM);
formData.addNeededValue(XhtmlConstants.VALUE_PARAM);
formData.addNeededValue(XhtmlConstants.SIZE_PARAM);
}
// Render script submission code.
ProcessUtils.renderNavSubmitScript(context, arc);
}
}