@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;
}
@Nullable
@Override
public Object getData(Collection<AbstractTreeNode> selected, String dataName) {
if (selected == null) {
return null;
}
if (PlatformDataKeys.COPY_PROVIDER.is(dataName) || PlatformDataKeys.CUT_PROVIDER.is(dataName)) {
return getProvider(selected, CUT_COPY_PROVIDER_FACTORY);
}
if (PlatformDataKeys.DELETE_ELEMENT_PROVIDER.is(dataName)) {
return getProvider(selected, DELETE_PROVIDER_FACTORY);
}
if (MPSDataKeys.MODEL_FILES.is(dataName)) {
return getModelFiles(selected);
}
if (selected.size() != 1) {
return null;
}
// Applicable only to single element selection
AbstractTreeNode selectedNode = selected.iterator().next();
if (PlatformDataKeys.VIRTUAL_FILE_ARRAY.is(dataName)) {
return getModelFilesArray(selectedNode);
}
if (PlatformDataKeys.PASTE_PROVIDER.is(dataName)) {
return getModelProvider(selectedNode, PASTE_PROVIDER_FACTORY);
}
if (MPSCommonDataKeys.NODE.is(dataName)) {
return getNode(selectedNode);
}
if (MPSCommonDataKeys.CONTEXT_MODEL.is(dataName) || MPSCommonDataKeys.MODEL.is(dataName)) {
return getModel(selectedNode);
}
if (MPSCommonDataKeys.CONTEXT_MODULE.is(dataName) || MPSCommonDataKeys.MODULE.is(dataName)) {
return getModule(selectedNode);
}
if (LangDataKeys.MODULE.is(dataName)) {
return getIdeaModule(selectedNode);
}
return null;
}
public void calcData(DataKey key, DataSink sink) {
if (key == VcsDataKeys.CHANGES) {
List<Change> list = getSelectedChanges();
if (list.isEmpty()) list = getAllChanges();
sink.put(VcsDataKeys.CHANGES, list.toArray(new Change[list.size()]));
} else if (key == VcsDataKeys.CHANGES_SELECTION) {
sink.put(VcsDataKeys.CHANGES_SELECTION, getChangesSelection());
} else if (key == VcsDataKeys.CHANGE_LISTS) {
sink.put(VcsDataKeys.CHANGE_LISTS, getSelectedChangeLists());
} else if (key == VcsDataKeys.CHANGE_LEAD_SELECTION) {
final Change highestSelection =
ObjectUtils.tryCast(myViewer.getHighestLeadSelection(), Change.class);
sink.put(
VcsDataKeys.CHANGE_LEAD_SELECTION,
(highestSelection == null) ? new Change[] {} : new Change[] {highestSelection});
} else if (key == CommonDataKeys.VIRTUAL_FILE_ARRAY) {
sink.put(CommonDataKeys.VIRTUAL_FILE_ARRAY, getSelectedFiles().toArray(VirtualFile[]::new));
} else if (key == CommonDataKeys.NAVIGATABLE_ARRAY) {
sink.put(
CommonDataKeys.NAVIGATABLE_ARRAY, getNavigatableArray(myProject, getSelectedFiles()));
} else if (VcsDataKeys.IO_FILE_ARRAY.equals(key)) {
sink.put(VcsDataKeys.IO_FILE_ARRAY, getSelectedIoFiles());
} else if (key == DATA_KEY) {
sink.put(DATA_KEY, this);
} else if (VcsDataKeys.SELECTED_CHANGES_IN_DETAILS.equals(key)) {
final List<Change> selectedChanges = getSelectedChanges();
sink.put(
VcsDataKeys.SELECTED_CHANGES_IN_DETAILS,
selectedChanges.toArray(new Change[selectedChanges.size()]));
} else if (UNVERSIONED_FILES_DATA_KEY.equals(key)) {
sink.put(
UNVERSIONED_FILES_DATA_KEY,
getVirtualFiles(myViewer.getSelectionPaths(), UNVERSIONED_FILES_TAG));
} else if (PlatformDataKeys.DELETE_ELEMENT_PROVIDER.equals(key)) {
sink.put(PlatformDataKeys.DELETE_ELEMENT_PROVIDER, myDeleteProvider);
}
}
@Nullable
protected DeleteProvider getDeleteProvider(DataContext dataContext) {
return PlatformDataKeys.DELETE_ELEMENT_PROVIDER.getData(dataContext);
}
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;
}