public void clearAllElements() {
// this deletion code was copied from an old version of LWComponent deletion code
// todo: probably should sync this up with whatever the menu action does.
Iterator li = getAllDescendents().iterator();
while (li.hasNext()) {
LWComponent c = (LWComponent) li.next();
LWContainer parent = c.getParent();
if (parent == null) {
// System.out.println("DELETE: " + c + " skipping: null parent (already deleted)");
} else if (c.isDeleted()) {
// System.out.println("DELETE: " + c + " skipping (already deleted)");
} else if (parent.isDeleted()) { // after prior check, this case should be impossible now
// System.out.println("DELETE: " + c + " skipping (parent already deleted)"); // parent will
// call deleteChildPermanently
} else if (parent.isSelected()) { // if parent selected, it will delete it's children
// System.out.println("DELETE: " + c + " skipping - parent selected & will be deleting");
} else {
parent.deleteChildPermanently(c);
}
}
}
public boolean nodeAlreadyPresent(LWComponent node) {
if (DEBUG_LOCAL) {
System.out.println("nodeAlreadyPresent -- getParent() " + node.getParent());
}
// also need to check if parent *will* be visible
// if(! (node.getParent() instanceof LWMap ) )
if (!node.atTopLevel()) return true;
if (node == null) {
return false;
}
// if(node.getParent() instanceof LWNode && (LWNode.isImageNode((LWNode)(node.getParent()))) )
// return true;
// Iterator<LWComponent> i = this.getAllDescendents(ChildKind.PROPER).iterator();
// Iterator<LWComponent> i = this. getChildList().iterator();
for (LWComponent c : getAllDescendents(ChildKind.PROPER)) {
if (Util.getMergeProperty(node) != null && Util.getMergeProperty(c) != null) {
if (Util.getMergeProperty(node).equals(Util.getMergeProperty(c))) {
if (DEBUG_LOCAL) {
System.out.println(
"LWMergeMap - returning true in nodeAlreadyPresent - for (node,c) ("
+ Util.getMergeProperty(node)
+ ","
+ Util.getMergeProperty(c)
+ ")");
}
// TODO: not sure why this code is here and what it is doing. should be refactored.
String sourceLabel = node.getLabel();
if (sourceLabel == null) sourceLabel = "";
edu.tufts.vue.metadata.VueMetadataElement vme =
new edu.tufts.vue.metadata.VueMetadataElement();
vme.setType(edu.tufts.vue.metadata.VueMetadataElement.OTHER);
vme.setObject("source: " + node.getMap().getLabel() + "," + sourceLabel);
c.getMetadataList().getMetadata().add(vme);
return true;
}
}
}
return false;
}
