public TreeModelEvent refactorEvent(TreeModelEvent event) {
if (visibleNodes != null) {
List<Object> children = new ArrayList<Object>(event.getChildren().length);
List<Integer> indicieList = new ArrayList<Integer>(event.getChildIndices().length);
for (Object node : event.getChildren()) {
visibleNodes.add(node);
}
Object parent = event.getTreePath().getLastPathComponent();
for (Object node : event.getChildren()) {
children.add(node);
indicieList.add(getIndexOfChild(parent, node));
}
int[] indicies = new int[indicieList.size()];
for (int i = 0; i < indicies.length; i++) {
indicies[i] = indicieList.get(i);
}
event =
new TreeModelEvent(
event.getSource(), event.getTreePath(), indicies, children.toArray(new Object[0]));
}
return event;
}
/**
* Causes an {@link SmallStepNodeComponent#update() on all
* nodes that have changed.<br>
* <br>
* When all updates are done relayouts the View.
*
* @see #relayout()
*/
@Override
protected void nodesChanged(TreeModelEvent event) {
boolean relayout = false;
Object[] children = event.getChildren();
if (children == null) {
// if the children are null and the path only contains one element
// this element is the root node.
if (event.getPath().length == 1) {
SmallStepProofNode proofNode = (SmallStepProofNode) event.getPath()[0];
SmallStepNodeComponent nodeComponent = (SmallStepNodeComponent) proofNode.getUserObject();
if (nodeComponent != null) {
nodeComponent.update();
relayout = true;
}
}
} else {
for (int i = 0; i < children.length; i++) {
if (children[i] instanceof ProofNode) {
SmallStepProofNode proofNode = (SmallStepProofNode) children[i];
SmallStepNodeComponent nodeComponent = (SmallStepNodeComponent) proofNode.getUserObject();
if (nodeComponent != null) {
nodeComponent.update();
relayout = true;
}
}
}
}
if (relayout) {
relayout();
}
}
@Override
public void treeNodesChanged(TreeModelEvent e) {
if (adjusting) {
return;
}
adjusting = true;
TreePath parent = e.getTreePath();
Object[] children = e.getChildren();
DefaultTreeModel model = (DefaultTreeModel) e.getSource();
DefaultMutableTreeNode node;
CheckBoxNode c; // = (CheckBoxNode)node.getUserObject();
if (children != null && children.length == 1) {
node = (DefaultMutableTreeNode) children[0];
c = (CheckBoxNode) node.getUserObject();
onCheckboxStatusChanged(node);
DefaultMutableTreeNode n = (DefaultMutableTreeNode) parent.getLastPathComponent();
while (n != null) {
updateParentUserObject(n);
DefaultMutableTreeNode tmp = (DefaultMutableTreeNode) n.getParent();
if (tmp == null) {
break;
} else {
n = tmp;
}
}
model.nodeChanged(n);
} else {
node = (DefaultMutableTreeNode) model.getRoot();
c = (CheckBoxNode) node.getUserObject();
}
updateAllChildrenUserObject(node, c.status);
model.nodeChanged(node);
adjusting = false;
}
/**
* DOCUMENT ME!
*
* @param e DOCUMENT ME!
*/
public void treeNodesRemoved(TreeModelEvent e) {
Object[] inserts = e.getChildren();
for (int i = 0; i < inserts.length; i++) {
Variable var = (Variable) ((SimpleTreeNode) inserts[i]).getUserObject();
this.vm.undeclareVariable(var.getVariableName());
}
}
@Override
public void treeNodesRemoved(TreeModelEvent e) {
for (Object t : e.getChildren()) {
if (((FileSystemEntry) t).isLoadingNode) {
loadingNodeCount--;
}
}
}
/** Just saves the node that has been inserted. */
@Override
protected void nodesInserted(TreeModelEvent event) {
Object[] children = event.getChildren();
if (children != null) {
this.jumpNode = (ProofNode) children[0];
} else {
this.jumpNode = null;
}
}
/**
* Removes all userobjects from the nodes that will be removed by the {@link SmallStepProofModel}
* later.
*/
@Override
protected void nodesRemoved(TreeModelEvent event) {
Object[] children = event.getChildren();
if (children == null) {
return;
}
for (int i = 0; i < children.length; i++) {
if (children[i] instanceof ProofNode) {
SmallStepProofNode proofNode = (SmallStepProofNode) children[i];
SmallStepNodeComponent nodeComponent = (SmallStepNodeComponent) proofNode.getUserObject();
if (nodeComponent != null) {
remove(nodeComponent);
proofNode.setUserObject(null);
}
}
}
}
/**
* Handles the event of a node changing.
*
* @param event the TreeModelEvent
*/
@Override
public void treeNodesChanged(TreeModelEvent event) {
/* at this point the TreeModel has already called setUserObject on the node;
* get the value set by that function call and rename the task to that. */
/* there may be several changed nodes; loop through all of them */
for (Object obj : event.getChildren()) {
/* must be node */
if (!(obj instanceof Task)) continue;
/* the node's userObject must be set to a String */
Task node = (Task) obj;
if (!(node.getUserObject() instanceof String)) continue; /* TODO error? */
/* rename */
this.rename(node, (String) node.getUserObject());
}
}