public Object getChild(Object parent, int index) {
UDOCategory category = (UDOCategory) parent;
if (category == null) {
return null;
}
if (index >= category.getSubCategories().size()) {
return category.getUserDefinedOpcodes().get(index - category.getSubCategories().size());
}
return category.getSubCategories().get(index);
}
private UDOCategory findParent(UDOCategory cat, Object obj) {
if (ListUtil.containsByRef(cat.getUserDefinedOpcodes(), obj)
|| ListUtil.containsByRef(cat.getSubCategories(), obj)) {
return cat;
}
for (Iterator iter = cat.getSubCategories().iterator(); iter.hasNext(); ) {
UDOCategory c = (UDOCategory) iter.next();
UDOCategory temp = findParent(c, obj);
if (temp != null) {
return temp;
}
}
return null;
}
/*
* (non-Javadoc)
*
* @see javax.swing.tree.TreeModel#getChildCount(java.lang.Object)
*/
public int getChildCount(Object parent) {
if (parent instanceof UserDefinedOpcode) {
return 0;
} else if (parent instanceof UDOCategory) {
UDOCategory cat = (UDOCategory) parent;
return cat.getSubCategories().size() + cat.getUserDefinedOpcodes().size();
}
return 0;
}
public int getIndexOfChild(Object parent, Object child) {
UDOCategory category = (UDOCategory) parent;
if (category == null || child == null) {
return -1;
}
int retVal = ListUtil.indexOfByRef(category.getSubCategories(), child);
if (retVal >= 0) {
return retVal;
}
retVal = ListUtil.indexOfByRef(category.getUserDefinedOpcodes(), child);
if (retVal >= 0) {
return retVal + category.getSubCategories().size();
}
return -1;
}
private Object getPathForObject(UDOCategory current, Object obj, Vector v) {
if (current == obj) {
return v;
}
if (ListUtil.containsByRef(current.getUserDefinedOpcodes(), obj)) {
v.add(current);
return v;
}
for (Iterator iter = current.getSubCategories().iterator(); iter.hasNext(); ) {
UDOCategory cat = (UDOCategory) iter.next();
Object pathObj = getPathForObject(cat, obj, v);
if (pathObj != null) {
v.add(current);
return v;
}
}
return null;
}
