setRowIndex(-1);
// push the Component to EL
pushComponentToEL(context.getFacesContext(), this);
try
{
VisitResult visitResult = context.invokeVisitCallback(this,
callback);
switch (visitResult)
{
//we are done nothing has to be processed anymore
case COMPLETE:
return true;
case REJECT:
return false;
//accept
default:
// determine if we need to visit our children
Collection<String> subtreeIdsToVisit = context
.getSubtreeIdsToVisit(this);
boolean doVisitChildren = subtreeIdsToVisit != null
&& !subtreeIdsToVisit.isEmpty();
if (doVisitChildren)
{
// visit the facets of the component
if (getFacetCount() > 0)
{
for (UIComponent facet : getFacets().values())
{
if (facet.visitTree(context, callback))
{
return true;
}
}
}
Boolean skipIterationHint = (Boolean) context.getFacesContext().getAttributes().get(SKIP_ITERATION_HINT);
if (skipIterationHint != null && skipIterationHint.booleanValue())
{
// If SKIP_ITERATION is enabled, do not take into account rows.
if (getChildCount() > 0) {
for (UIComponent child : getChildren()) {
if (child.visitTree(context, callback)) {
return true;
}
}
}
}
else
{
// visit every column directly without visiting its children
// (the children of every UIColumn will be visited later for
// every row) and also visit the column's facets
for (UIComponent child : getChildren())
{
if (child instanceof UIColumn)
{
VisitResult columnResult = context.invokeVisitCallback(child, callback);
if (columnResult == VisitResult.COMPLETE)
{
return true;
}
for (UIComponent facet : child.getFacets().values())