/**
* Invoked when an action occurs on the check box.
*
* @param event Details about the action event.
*/
public void actionPerformed(ActionEvent event) {
Object source;
boolean recursive;
source = event.getSource();
if (source == mRecursive) {
recursive = mRecursive.isSelected();
mFilter.setRecursive(recursive);
}
}
/**
* Get the underlying node filter object.
*
* @return The node filter object suitable for serialization.
*/
public NodeFilter getNodeFilter() {
NodeFilter filter;
HasChildFilter ret;
ret = new HasChildFilter();
ret.setRecursive(mFilter.getRecursive());
filter = mFilter.getChildFilter();
if (null != filter) ret.setChildFilter(((Filter) filter).getNodeFilter());
return (ret);
}
/**
* Creates a new instance of HasChildFilter that accepts nodes with a child acceptable to the
* filter. Of necessity, this applies only to composite tags, i.e. those that can contain other
* nodes, for example <HTML></HTML>.
*
* @param filter The filter to apply to children.
* @param recursive If <code>true</code>, any enclosed node acceptable to the given filter causes
* the node being tested to be accepted (i.e. a recursive scan through the child nodes down
* the node heirarchy is performed).
*/
public HasChildFilter(NodeFilter filter, boolean recursive) {
setChildFilter(filter);
setRecursive(recursive);
}