/**
* Constructs a new instance of SourcesView. Clients should not construct this class but rather
* use the findInstance() method to get the single instance from the window system.
*/
public SourcesView() {
explorerManager = new ExplorerManager();
buildRoot(Children.LEAF);
addSelectionListener(explorerManager);
// Create the view.
nodeView = new BeanTreeView();
nodeView.setRootVisible(false);
setLayout(new BorderLayout());
add(nodeView, BorderLayout.CENTER);
}
/**
* Called only when top component was closed on all workspaces before and now is opened for the
* first time on some workspace. The intent is to provide subclasses information about
* TopComponent's life cycle across all existing workspaces. Subclasses will usually perform
* initializing tasks here.
*/
@Override
public void componentOpened() {
// change the cursor to "waiting cursor" for this operation
this.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
try {
if (Case.existsCurrentCase()) {
Case currentCase = Case.getCurrentCase();
// close the top component if there's no image in this case
if (currentCase.hasData() == false) {
// this.close();
((BeanTreeView) this.jScrollPane1).setRootVisible(false); // hide the root
} else {
// if there's at least one image, load the image and open the top component
List<Object> items = new ArrayList<>();
final SleuthkitCase tskCase = currentCase.getSleuthkitCase();
items.add(new DataSources());
items.add(new Views(tskCase));
items.add(new Results(tskCase));
items.add(new Reports());
contentChildren = new RootContentChildren(items);
Node root =
new AbstractNode(contentChildren) {
/**
* to override the right click action in the white blank space area on the directory
* tree window
*/
@Override
public Action[] getActions(boolean popup) {
return new Action[] {};
}
// Overide the AbstractNode use of DefaultHandle to return
// a handle which can be serialized without a parent
@Override
public Node.Handle getHandle() {
return new Node.Handle() {
@Override
public Node getNode() throws IOException {
return em.getRootContext();
}
};
}
};
root = new DirectoryTreeFilterNode(root, true);
em.setRootContext(root);
em.getRootContext().setName(currentCase.getName());
em.getRootContext().setDisplayName(currentCase.getName());
((BeanTreeView) this.jScrollPane1).setRootVisible(false); // hide the root
// Reset the forward and back lists because we're resetting the root context
resetHistory();
Children childNodes = em.getRootContext().getChildren();
TreeView tree = getTree();
Node results = childNodes.findChild(ResultsNode.NAME);
tree.expandNode(results);
Children resultsChilds = results.getChildren();
tree.expandNode(resultsChilds.findChild(KeywordHits.NAME));
tree.expandNode(resultsChilds.findChild(ExtractedContent.NAME));
Node views = childNodes.findChild(ViewsNode.NAME);
Children viewsChilds = views.getChildren();
for (Node n : viewsChilds.getNodes()) {
tree.expandNode(n);
}
tree.collapseNode(views);
// if the dataResult is not opened
if (!dataResult.isOpened()) {
dataResult
.open(); // open the data result top component as well when the directory tree is
// opened
}
// select the first image node, if there is one
// (this has to happen after dataResult is opened, because the event
// of changing the selected node fires a handler that tries to make
// dataResult active)
if (childNodes.getNodesCount() > 0) {
try {
em.setSelectedNodes(new Node[] {childNodes.getNodeAt(0)});
} catch (Exception ex) {
logger.log(Level.SEVERE, "Error setting default selected node.", ex); // NON-NLS
}
}
}
}
} finally {
this.setCursor(null);
}
}