@Override
public void performCopy(DataContext dataContext) {
final Node selectedNode = getSelectedNode();
assert selectedNode != null;
final String plainText = selectedNode.getText(UsageViewImpl.this);
CopyPasteManager.getInstance().setContents(new StringSelection(plainText.trim()));
}
FoundItem getFoundItem(Node n, String text) {
String s = n.getNodeValue();
if (s == null) s = n.getNodeName();
String string;
if (text != null) {
int index = s.indexOf(text);
int left = Math.max(0, index - 5);
int right = Math.min(s.length(), index + text.length() + 20);
string = s.substring(left, right);
} else string = s;
TreeNode tn = jtree.getTreeNode(n);
TreePath tp = getTreePath(tn);
return new FoundItem(string, tp);
}
private void checkNodeValidity(@NotNull DefaultMutableTreeNode node) {
Enumeration enumeration = node.children();
while (enumeration.hasMoreElements()) {
checkNodeValidity((DefaultMutableTreeNode) enumeration.nextElement());
}
if (node instanceof Node && node != getModelRoot()) ((Node) node).update(this);
}
/* nodes with non-valid data are not included */
private static Navigatable[] getNavigatablesForNodes(Node[] nodes) {
if (nodes == null) {
return null;
}
final List<Navigatable> result = new ArrayList<Navigatable>();
for (final Node node : nodes) {
/*
if (!node.isDataValid()) {
continue;
}
*/
Object userObject = node.getUserObject();
if (userObject instanceof Navigatable) {
result.add((Navigatable) userObject);
}
}
return result.toArray(new Navigatable[result.size()]);
}
public void actionPerformed(ActionEvent event) {
JTree tree = getTree();
TreePath path = tree.getSelectionPath();
if (path == null) {
sheet.getLogger().warning("Warning: User must select a node to delete");
// XXX add message telling users to select a node
} else {
Node selected = (Node) path.getLastPathComponent();
try {
Node parent = selected.getParent();
if (parent != null) {
parent.removeChild(selected);
select(parent);
}
} catch (UnsupportedOperationException uox) {
sheet.getLogger().warning("Cannot delete node: " + selected);
}
}
}
@Override
public void calcData(final DataKey key, final DataSink sink) {
Node node = getSelectedNode();
if (key == PlatformDataKeys.PROJECT) {
sink.put(PlatformDataKeys.PROJECT, myProject);
} else if (key == USAGE_VIEW_KEY) {
sink.put(USAGE_VIEW_KEY, UsageViewImpl.this);
} else if (key == PlatformDataKeys.NAVIGATABLE_ARRAY) {
sink.put(PlatformDataKeys.NAVIGATABLE_ARRAY, getNavigatablesForNodes(getSelectedNodes()));
} else if (key == PlatformDataKeys.EXPORTER_TO_TEXT_FILE) {
sink.put(PlatformDataKeys.EXPORTER_TO_TEXT_FILE, myTextFileExporter);
} else if (key == USAGES_KEY) {
final Set<Usage> selectedUsages = getSelectedUsages();
sink.put(
USAGES_KEY,
selectedUsages != null
? selectedUsages.toArray(new Usage[selectedUsages.size()])
: null);
} else if (key == USAGE_TARGETS_KEY) {
sink.put(USAGE_TARGETS_KEY, getSelectedUsageTargets());
} else if (key == PlatformDataKeys.VIRTUAL_FILE_ARRAY) {
final Set<Usage> usages = getSelectedUsages();
Usage[] ua = usages != null ? usages.toArray(new Usage[usages.size()]) : null;
VirtualFile[] data = UsageDataUtil.provideVirtualFileArray(ua, getSelectedUsageTargets());
sink.put(PlatformDataKeys.VIRTUAL_FILE_ARRAY, data);
} else if (key == PlatformDataKeys.HELP_ID) {
sink.put(PlatformDataKeys.HELP_ID, HELP_ID);
} else if (key == PlatformDataKeys.COPY_PROVIDER) {
sink.put(PlatformDataKeys.COPY_PROVIDER, this);
} else if (node != null) {
Object userObject = node.getUserObject();
if (userObject instanceof TypeSafeDataProvider) {
((TypeSafeDataProvider) userObject).calcData(key, sink);
} else if (userObject instanceof DataProvider) {
DataProvider dataProvider = (DataProvider) userObject;
Object data = dataProvider.getData(key.getName());
if (data != null) {
sink.put(key, data);
}
}
}
}