/** Replaces a node with another, preserving attributes */
public static SNode replaceWithAnother(@NotNull SNode node, SNode replacer) {
SNode nodeParent = node.getParent();
if (nodeParent == null) {
SModel model = node.getModel();
if (model != null) {
node.delete();
model.addRootNode(replacer);
}
return replacer;
}
SContainmentLink role = node.getContainmentLink();
assert role != null;
if (replacer != null) {
// old and new child can have the same node Id
// thus it is important to remove old child first
SNode anchor = node.getNextSibling();
nodeParent.removeChild(node);
SNode replacerParent = replacer.getParent();
if (replacerParent != null) {
replacerParent.removeChild(replacer);
}
nodeParent.insertChildBefore(role, replacer, anchor);
} else {
nodeParent.removeChild(node);
}
return replacer;
}
private static List<INodeSubstituteAction> createPrimaryChildSubstituteActions(
SNode parentNode,
SNode currentChild,
SNode childConcept,
IChildNodeSetter childSetter,
IOperationContext context) {
if (childConcept == null) {
return Collections.emptyList();
}
final IScope scope = context.getScope();
String childConceptFqName = NameUtil.nodeFQName(childConcept);
Set<String> concepts = new HashSet<String>();
for (Language l : SModelOperations.getLanguages(parentNode.getModel(), scope)) {
concepts.addAll(
LanguageHierarchyCache.getInstance()
.getDefaultSubstitutableDescendantsOf(childConceptFqName, l));
}
List<INodeSubstituteAction> actions = new ArrayList<INodeSubstituteAction>();
for (String fqName : concepts) {
SNode applicableConcept = SModelUtil.findConceptDeclaration(fqName, scope);
assert applicableConcept != null : "No concept " + fqName;
actions.addAll(
createDefaultActions(applicableConcept, parentNode, currentChild, childSetter, context));
}
return actions;
}
public boolean canExecute(EditorContext context) {
EditorCell selectedCell = getCellToPasteTo((EditorCell) context.getSelectedCell());
if (selectedCell == null) {
return false;
}
SNode selectedNode = selectedCell.getSNode();
if (selectedNode == null || jetbrains.mps.util.SNodeOperations.isDisposed(selectedNode)) {
return false;
}
List<SNode> pasteNodes = CopyPasteUtil.getNodesFromClipboard(selectedNode.getModel());
if (pasteNodes == null || pasteNodes.isEmpty()) {
return CopyPasteUtil.isConversionAvailable(selectedNode.getModel(), selectedNode);
}
if (!new NodePaster(pasteNodes).canPaste(selectedCell)) {
LOG.debug("Couldn't paste node here");
return false;
}
return true;
}
/**
* Returns whether the given node belongs to the repository (or to one of its parent
* repositories).
*/
public static boolean isAccessible(@NotNull SNode node, @NotNull SRepository inRepository) {
SModel model = node.getModel();
if (model == null) return false;
SRepository mrep = model.getRepository();
if (mrep == null) return false;
mrep.getModelAccess().checkReadAccess();
if (inRepository == mrep) {
return true;
}
// FIXME this is a hack to deal with incomplete story of repository relationship.
// We have at least two repositories, ProjectRepository and MPSModuleRepository, and with
// repository.getParent() dropped, there are no chance
// to figure out node coming from MPSModuleRepository is visible in ProjectRepository
// (EditorComponent.editNode() passes here project's repository
// but node might come from an MPSModuleRepository (e.g. temp node from console), and they don't
// match.
// Here, assume node is accessible even if repositories are different if its module is identical
// in both.
inRepository.getModelAccess().checkReadAccess();
return model.getModule() == inRepository.getModule(model.getModule().getModuleId());
}
public void execute(final EditorContext context) {
LOG.assertInCommand();
final EditorComponent editorComponent = (EditorComponent) context.getEditorComponent();
EditorCell pasteTargetCell = getCellToPasteTo(editorComponent.getSelectedCell());
final CellInfo pasteTargetCellInfo = pasteTargetCell.getCellInfo();
final SNode nodeSelected = pasteTargetCell.getSNode();
final SNodePointer selectedNodePointer = new SNodePointer(nodeSelected);
final SModel model = nodeSelected.getModel();
// sometimes model is not in repository (paste in merge dialog)
final boolean inRepository = model.getModelDescriptor() == selectedNodePointer.getModel();
PasteNodeData data = CopyPasteUtil.getPasteNodeDataFromClipboard(model);
if (data == null || data.getNodes().isEmpty()) {
data =
CopyPasteUtil.getConvertedFromClipboard(
model, context.getOperationContext().getProject());
if (data == null || data.getNodes().isEmpty()) return;
}
final PasteNodeData pasteNodeData = data;
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
final Runnable addImportsRunnable =
CopyPasteUtil.addImportsWithDialog(
pasteNodeData, model, context.getOperationContext());
ModelAccess.instance()
.runCommandInEDT(
new Runnable() {
public void run() {
if (addImportsRunnable != null) {
addImportsRunnable.run();
}
SNode selectedNode =
inRepository ? selectedNodePointer.getNode() : nodeSelected;
if (jetbrains.mps.util.SNodeOperations.isDisposed(selectedNode)) {
StringBuilder errorText =
new StringBuilder(
"Selected node is disposed: " + selectedNode.toString());
SModelReference modelReference = selectedNodePointer.getModelReference();
if (modelReference != null) {
SModelDescriptor modelDescriptor =
SModelRepository.getInstance().getModelDescriptor(modelReference);
if (modelDescriptor != null) {
SModel sModel = modelDescriptor.getSModel();
errorText.append(", sModel.isDisposed(): " + sModel.isDisposed());
SNode node = sModel.getNodeById(selectedNodePointer.getNodeId());
if (node != null) {
errorText.append(
", node != null, node.isDisposed(): "
+ jetbrains.mps.util.SNodeOperations.isDisposed(node));
} else {
errorText.append(", node == null");
}
}
}
LOG.error(errorText.toString());
return;
}
EditorCell selectedCell = pasteTargetCellInfo.findCell(editorComponent);
assert selectedCell != null;
List<SNode> pasteNodes = pasteNodeData.getNodes();
if (canPasteBefore(selectedCell, pasteNodes)) {
new NodePaster(pasteNodes)
.pasteRelative(selectedNode, PastePlaceHint.BEFORE_ANCHOR);
} else {
new NodePaster(pasteNodes).paste(selectedCell);
}
Set<SReference> requireResolveReferences = new HashSet<SReference>();
for (SReference ref : pasteNodeData.getRequireResolveReferences()) {
// ref can be detached from model while using copy/paste handlers
if (ref.getSourceNode() == null || ref.getSourceNode().getModel() == null)
continue;
requireResolveReferences.add(ref);
}
ResolverComponent.getInstance()
.resolveScopesOnly(
requireResolveReferences, context.getOperationContext());
// set selection
editorComponent.flushEvents();
EditorCell nodeCell = editorComponent.findNodeCell(pasteNodes.get(0));
if (nodeCell == null) return; // after 'set reference'?
EditorCell_Label labelCell =
nodeCell.findChild(CellFinders.byClass(EditorCell_Label.class, true));
if (labelCell != null) {
editorComponent.changeSelection(labelCell);
}
if (pasteNodes.size() == 1) {
editorComponent.pushSelection(nodeCell);
} else {
SNode firstNodeToSelect = pasteNodes.get(0);
SNode lastNodeToSelect = null;
for (int i = pasteNodes.size() - 1;
i > 0 && lastNodeToSelect == null;
i--) {
if (pasteNodes.get(i).getParent() == firstNodeToSelect.getParent()) {
lastNodeToSelect = pasteNodes.get(i);
}
}
if (lastNodeToSelect != null) {
SelectionManager selectionManager =
editorComponent.getSelectionManager();
selectionManager.pushSelection(
selectionManager.createRangeSelection(
firstNodeToSelect, lastNodeToSelect));
}
}
}
},
context.getOperationContext().getProject());
}
});
}
public void editNode(final SNode node, final IOperationContext context, final boolean focus) {
ModelAccess.assertLegalWrite();
NavigationSupport.getInstance()
.openNode(context, node, focus, !(node.getModel() != null && node.getModel().isRoot(node)));
}
private static List<INodeSubstituteAction> createActions_internal(
SNode parentNode,
SNode currentChild,
SNode childConcept,
IChildNodeSetter childSetter,
IOperationContext context) {
List<INodeSubstituteAction> resultActions = new ArrayList<INodeSubstituteAction>();
if (childConcept == null) {
return resultActions;
}
// special case
if (childConcept == SModelUtil.getBaseConcept()) {
if ((currentChild == null
|| currentChild.getConcept().getId().equals(SNodeUtil.concept_BaseConcept))) {
resultActions = new ArrayList<INodeSubstituteAction>();
ISearchScope conceptsSearchScope =
SModelSearchUtil.createConceptsFromModelLanguagesScope(
parentNode.getModel(), true, context.getScope());
List<SNode> allVisibleConcepts = conceptsSearchScope.getNodes();
for (final SNode visibleConcept : allVisibleConcepts) {
resultActions.add(
new DefaultChildNodeSubstituteAction(
visibleConcept, parentNode, currentChild, childSetter, context.getScope()) {
public String getMatchingText(String pattern) {
return getMatchingText(pattern, true, true);
}
public String getVisibleMatchingText(String pattern) {
return getMatchingText(pattern);
}
public String getDescriptionText(String pattern) {
String fqName = NameUtil.nodeFQName(visibleConcept);
return "lang: "
+ NameUtil.compactNamespace(NameUtil.namespaceFromConceptFQName(fqName));
}
public Icon getIconFor(String pattern) {
return getIconFor(pattern, true);
}
});
}
return resultActions;
}
// pretend we are going to substitute more concrete concept
childConcept = ChildSubstituteActionsUtil.getRefinedChildConcept(currentChild);
}
Language primaryLanguage = SModelUtil.getDeclaringLanguage(childConcept);
if (primaryLanguage == null) {
LOG.error(
"Couldn't build actions : couldn't get declaring language for concept "
+ org.jetbrains.mps.openapi.model.SNodeUtil.getDebugText(childConcept));
return resultActions;
}
List<SNode> allBuilders =
ChildSubstituteActionsUtil.getActionsBuilders(
parentNode, currentChild, childConcept, childSetter, context);
if (!ChildSubstituteActionsUtil.containsRemoveDefaults(allBuilders)) {
resultActions.addAll(
createPrimaryChildSubstituteActions(
parentNode, currentChild, childConcept, childSetter, context));
}
for (SNode builder : allBuilders) {
List<INodeSubstituteAction> addActions =
ChildSubstituteActionsUtil.invokeActionFactory(
builder, parentNode, currentChild, childConcept, childSetter, context);
resultActions.addAll(addActions);
}
for (SNode builder : allBuilders) {
resultActions =
ChildSubstituteActionsUtil.applyActionFilter(
builder, resultActions, parentNode, currentChild, childConcept, context);
}
if (childSetter instanceof DefaultChildNodeSetter
|| childSetter instanceof AbstractCellMenuPart_ReplaceNode_CustomNodeConcept
&& currentChild != null) {
SNode linkDeclaration;
if (childSetter instanceof DefaultChildNodeSetter) {
linkDeclaration = ((DefaultChildNodeSetter) childSetter).myLinkDeclaration;
} else {
linkDeclaration = currentChild.getRoleLink();
}
Iterator<INodeSubstituteAction> it = resultActions.iterator();
while (it.hasNext()) {
INodeSubstituteAction action = it.next();
SNode conceptNode = action.getOutputConcept();
if (conceptNode == null) {
continue;
}
if (!ModelConstraintsManager.canBeParent(parentNode, conceptNode, linkDeclaration, context)
|| !ModelConstraintsManager.canBeAncestor(parentNode, conceptNode, context)) {
it.remove();
}
}
}
return resultActions;
}