@Nullable
public Object getData(String dataId) {
if (CommonDataKeys.PROJECT.is(dataId)) {
return editor != null ? editor.getProject() : null;
} else if (CommonDataKeys.VIRTUAL_FILE.is(dataId)) {
return editor != null ? editor.getFile() : null;
} else if (CommonDataKeys.VIRTUAL_FILE_ARRAY.is(dataId)) {
return editor != null ? new VirtualFile[] {editor.getFile()} : new VirtualFile[] {};
} else if (CommonDataKeys.PSI_FILE.is(dataId)) {
return getData(CommonDataKeys.PSI_ELEMENT.getName());
} else if (CommonDataKeys.PSI_ELEMENT.is(dataId)) {
VirtualFile file = editor != null ? editor.getFile() : null;
return file != null && file.isValid()
? PsiManager.getInstance(editor.getProject()).findFile(file)
: null;
} else if (LangDataKeys.PSI_ELEMENT_ARRAY.is(dataId)) {
return editor != null
? new PsiElement[] {(PsiElement) getData(CommonDataKeys.PSI_ELEMENT.getName())}
: new PsiElement[] {};
} else if (PlatformDataKeys.COPY_PROVIDER.is(dataId) && copyPasteSupport != null) {
return this;
} else if (PlatformDataKeys.CUT_PROVIDER.is(dataId) && copyPasteSupport != null) {
return copyPasteSupport.getCutProvider();
} else if (PlatformDataKeys.DELETE_ELEMENT_PROVIDER.is(dataId)) {
return deleteProvider;
} else if (ImageComponentDecorator.DATA_KEY.is(dataId)) {
return editor != null ? editor : this;
}
return null;
}
public Object getData(String dataId) {
// MPSDK
if (dataId.equals(MPSDataKeys.NODE.getName())) return getSelectedSNode();
if (dataId.equals(MPSDataKeys.NODES.getName())) return getSelectedSNodes();
if (dataId.equals(MPSDataKeys.MODEL.getName())) return getSelectedModel();
if (dataId.equals(MPSDataKeys.CONTEXT_MODEL.getName())) return getContextModel();
if (dataId.equals(MPSDataKeys.MODELS.getName())) return getSelectedModels();
if (dataId.equals(MPSDataKeys.MODULE.getName())) return getSelectedModule();
if (dataId.equals(MPSDataKeys.CONTEXT_MODULE.getName())) return getContextModule();
if (dataId.equals(MPSDataKeys.MODULES.getName())) return getSelectedModules();
if (dataId.equals(MPSDataKeys.VIRTUAL_PACKAGE.getName())) {
List<String> selectedPackages = getSelectedPackages();
if (selectedPackages.size() != 1) return null;
return selectedPackages.get(0);
}
if (dataId.equals(MPSDataKeys.VIRTUAL_PACKAGES.getName())) return getSelectedPackages();
if (dataId.equals(MPSDataKeys.NAMESPACE.getName())) {
NamespaceTextNode selectedNamespaceNode = getSelectedTreeNode(NamespaceTextNode.class);
if (selectedNamespaceNode != null) {
return selectedNamespaceNode.getNamespace();
}
return null;
}
if (dataId.equals(MPSDataKeys.OPERATION_CONTEXT.getName())) return getContextForSelection();
if (dataId.equals(MPSDataKeys.LOGICAL_VIEW_NODE.getName()))
return getSelectedTreeNode(TreeNode.class);
if (dataId.equals(MPSDataKeys.LOGICAL_VIEW_NODES.getName()))
return getSelectedTreeNodes(TreeNode.class);
if (dataId.equals(MPSDataKeys.LOGICAL_VIEW_SELECTION_SIZE.getName())) return getSelectionSize();
if (dataId.equals(MPSDataKeys.PLACE.getName())) return getPlace();
// PDK
if (dataId.equals(PlatformDataKeys.COPY_PROVIDER.getName())) return new MyCopyProvider();
if (dataId.equals(PlatformDataKeys.PASTE_PROVIDER.getName())) return new MyPasteProvider();
if (dataId.equals(PlatformDataKeys.CUT_PROVIDER.getName())) return new MyCutProvider();
if (dataId.equals(PlatformDataKeys.VIRTUAL_FILE_ARRAY.getName())) return getSelectedFiles();
// not found
return null;
}
public Object getData(String dataId) {
if (LangDataKeys.PSI_ELEMENT.is(dataId)) {
TreePath path = getSelectedUniquePath();
if (path == null) return null;
DefaultMutableTreeNode node = (DefaultMutableTreeNode) path.getLastPathComponent();
Object userObject = node.getUserObject();
if (!(userObject instanceof AbstractTreeNode)) return null;
AbstractTreeNode descriptor = (AbstractTreeNode) userObject;
Object element = descriptor.getValue();
if (element instanceof StructureViewTreeElement) {
element = ((StructureViewTreeElement) element).getValue();
}
if (!(element instanceof PsiElement)) return null;
if (!((PsiElement) element).isValid()) return null;
return element;
}
if (LangDataKeys.PSI_ELEMENT_ARRAY.is(dataId)) {
return convertToPsiElementsArray(getSelectedElements());
}
if (PlatformDataKeys.FILE_EDITOR.is(dataId)) {
return myFileEditor;
}
if (PlatformDataKeys.CUT_PROVIDER.is(dataId)) {
return myCopyPasteDelegator.getCutProvider();
}
if (PlatformDataKeys.COPY_PROVIDER.is(dataId)) {
return myCopyPasteDelegator.getCopyProvider();
}
if (PlatformDataKeys.PASTE_PROVIDER.is(dataId)) {
return myCopyPasteDelegator.getPasteProvider();
}
if (PlatformDataKeys.NAVIGATABLE.is(dataId)) {
Object[] selectedElements = getSelectedTreeElements();
if (selectedElements == null || selectedElements.length == 0) return null;
if (selectedElements[0] instanceof Navigatable) {
return selectedElements[0];
}
}
if (PlatformDataKeys.HELP_ID.is(dataId)) {
return getHelpID();
}
return super.getData(dataId);
}
public Object getData(String dataId) {
if (PlatformDataKeys.PROJECT.is(dataId)) {
return myProject;
}
if (PlatformDataKeys.NAVIGATABLE.is(dataId)) {
final FavoritesTreeNodeDescriptor[] selectedNodeDescriptors = getSelectedNodeDescriptors();
return selectedNodeDescriptors.length == 1 ? selectedNodeDescriptors[0].getElement() : null;
}
if (PlatformDataKeys.NAVIGATABLE_ARRAY.is(dataId)) {
final List<Navigatable> selectedElements = getSelectedElements(Navigatable.class);
return selectedElements.toArray(new Navigatable[selectedElements.size()]);
}
if (PlatformDataKeys.CUT_PROVIDER.is(dataId)) {
return myCopyPasteDelegator.getCutProvider();
}
if (PlatformDataKeys.COPY_PROVIDER.is(dataId)) {
return myCopyPasteDelegator.getCopyProvider();
}
if (PlatformDataKeys.PASTE_PROVIDER.is(dataId)) {
return myCopyPasteDelegator.getPasteProvider();
}
if (PlatformDataKeys.HELP_ID.is(dataId)) {
return myHelpId;
}
if (LangDataKeys.PSI_ELEMENT.is(dataId)) {
PsiElement[] elements = getSelectedPsiElements();
if (elements.length != 1) {
return null;
}
return elements[0] != null && elements[0].isValid() ? elements[0] : null;
}
if (LangDataKeys.PSI_ELEMENT_ARRAY.is(dataId)) {
final PsiElement[] elements = getSelectedPsiElements();
ArrayList<PsiElement> result = new ArrayList<PsiElement>();
for (PsiElement element : elements) {
if (element.isValid()) {
result.add(element);
}
}
return result.isEmpty() ? null : result.toArray(new PsiElement[result.size()]);
}
if (LangDataKeys.IDE_VIEW.is(dataId)) {
return myIdeView;
}
if (LangDataKeys.TARGET_PSI_ELEMENT.is(dataId)) {
return null;
}
if (LangDataKeys.MODULE_CONTEXT.is(dataId)) {
Module[] selected = getSelectedModules();
return selected != null && selected.length == 1 ? selected[0] : null;
}
if (LangDataKeys.MODULE_CONTEXT_ARRAY.is(dataId)) {
return getSelectedModules();
}
if (PlatformDataKeys.DELETE_ELEMENT_PROVIDER.is(dataId)) {
final Object[] elements = getSelectedNodeElements();
return elements != null && elements.length >= 1 && elements[0] instanceof Module
? myDeleteModuleProvider
: myDeletePSIElementProvider;
}
if (ModuleGroup.ARRAY_DATA_KEY.is(dataId)) {
final List<ModuleGroup> selectedElements = getSelectedElements(ModuleGroup.class);
return selectedElements.isEmpty()
? null
: selectedElements.toArray(new ModuleGroup[selectedElements.size()]);
}
if (LibraryGroupElement.ARRAY_DATA_KEY.is(dataId)) {
final List<LibraryGroupElement> selectedElements =
getSelectedElements(LibraryGroupElement.class);
return selectedElements.isEmpty()
? null
: selectedElements.toArray(new LibraryGroupElement[selectedElements.size()]);
}
if (NamedLibraryElement.ARRAY_DATA_KEY.is(dataId)) {
final List<NamedLibraryElement> selectedElements =
getSelectedElements(NamedLibraryElement.class);
return selectedElements.isEmpty()
? null
: selectedElements.toArray(new NamedLibraryElement[selectedElements.size()]);
}
if (CONTEXT_FAVORITES_ROOTS_DATA_KEY.is(dataId)) {
List<FavoritesTreeNodeDescriptor> result = new ArrayList<FavoritesTreeNodeDescriptor>();
FavoritesTreeNodeDescriptor[] selectedNodeDescriptors = getSelectedNodeDescriptors();
for (FavoritesTreeNodeDescriptor selectedNodeDescriptor : selectedNodeDescriptors) {
FavoritesTreeNodeDescriptor root = selectedNodeDescriptor.getFavoritesRoot();
if (root != null && !(root.getElement().getValue() instanceof String)) {
result.add(root);
}
}
return result.toArray(new FavoritesTreeNodeDescriptor[result.size()]);
}
if (FAVORITES_LIST_NAME_DATA_KEY.is(dataId)) {
return myListName;
}
FavoritesTreeNodeDescriptor[] descriptors = getSelectedNodeDescriptors();
if (descriptors.length > 0) {
List<AbstractTreeNode> nodes = new ArrayList<AbstractTreeNode>();
for (FavoritesTreeNodeDescriptor descriptor : descriptors) {
nodes.add(descriptor.getElement());
}
return myFavoritesTreeStructure.getDataFromProviders(nodes, dataId);
}
return null;
}