Java 类com.intellij.lang.LanguageStructureViewBuilder 实例源码

项目：intellij-ce-playground 文件：TemplateLanguageStructureViewBuilder.java

@Nullable
private StructureViewComposite.StructureViewDescriptor createBaseLanguageStructureView(final FileEditor fileEditor, final Language language) {
  if (!myVirtualFile.isValid()) return null;

  final FileViewProvider viewProvider = getViewProvider();
  if (viewProvider == null) return null;

  final PsiFile dataFile = viewProvider.getPsi(language);
  if (dataFile == null || !isAcceptableBaseLanguageFile(dataFile)) return null;

  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
  if (factory == null) return null;

  final StructureViewBuilder builder = factory.getStructureViewBuilder(dataFile);
  if (builder == null) return null;

  StructureView structureView = builder.createStructureView(fileEditor, myProject);
  return new StructureViewComposite.StructureViewDescriptor(IdeBundle.message("tab.structureview.baselanguage.view", language.getDisplayName()), structureView, findFileType(language).getIcon());
}

项目：tools-idea 文件：TemplateLanguageStructureViewBuilder.java

@Nullable
private StructureViewComposite.StructureViewDescriptor createBaseLanguageStructureView(final FileEditor fileEditor, final Language language) {
  if (!myVirtualFile.isValid()) return null;

  final TemplateLanguageFileViewProvider viewProvider = getViewProvider();
  if (viewProvider == null) return null;

  final PsiFile dataFile = viewProvider.getPsi(language);
  if (dataFile == null || !isAcceptableBaseLanguageFile(dataFile)) return null;

  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
  if (factory == null) return null;

  final StructureViewBuilder builder = factory.getStructureViewBuilder(dataFile);
  if (builder == null) return null;

  StructureView structureView = builder.createStructureView(fileEditor, myProject);
  return new StructureViewComposite.StructureViewDescriptor(IdeBundle.message("tab.structureview.baselanguage.view", language.getDisplayName()), structureView, findFileType(language).getIcon());
}

项目：consulo 文件：TemplateLanguageStructureViewBuilder.java

@Nullable
private StructureViewComposite.StructureViewDescriptor createBaseLanguageStructureView(final FileEditor fileEditor, final Language language) {
  if (!myVirtualFile.isValid()) return null;

  final TemplateLanguageFileViewProvider viewProvider = getViewProvider();
  if (viewProvider == null) return null;

  final PsiFile dataFile = viewProvider.getPsi(language);
  if (dataFile == null || !isAcceptableBaseLanguageFile(dataFile)) return null;

  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
  if (factory == null) return null;

  final StructureViewBuilder builder = factory.getStructureViewBuilder(dataFile);
  if (builder == null) return null;

  StructureView structureView = builder.createStructureView(fileEditor, myProject);
  return new StructureViewComposite.StructureViewDescriptor(IdeBundle.message("tab.structureview.baselanguage.view", language.getDisplayName()), structureView, findFileType(language).getIcon());
}

项目：consulo-xml 文件：XmlStructureViewBuilderFactory.java

@Nullable
private static StructureViewBuilder getStructureViewBuilderForExtensions(final PsiFile psiFile)
{
    for(Language language : XMLLanguage.INSTANCE.getLanguageExtensionsForFile(psiFile))
    {
        PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
        if(factory == null)
        {
            continue;
        }
        final StructureViewBuilder builder = factory.getStructureViewBuilder(psiFile);
        if(builder != null)
        {
            return builder;
        }
    }
    return null;
}

项目：consulo-java 文件：JavaClsStructureViewBuilderProvider.java

@Override
@Nullable
public StructureViewBuilder getStructureViewBuilder(@NotNull FileType fileType, @NotNull VirtualFile file, @NotNull Project project)
{
    if(fileType == JavaClassFileType.INSTANCE)
    {
        PsiFile psiFile = PsiManager.getInstance(project).findFile(file);

        if(psiFile instanceof PsiCompiledFile)
        {
            psiFile = ((PsiCompiledFile) psiFile).getDecompiledPsiFile();
        }

        if(psiFile != null)
        {
            PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(psiFile.getLanguage());
            if(factory != null)
            {
                return factory.getStructureViewBuilder(psiFile);
            }
        }
    }

    return null;
}

项目：intellij-ce-playground 文件：JavaClsStructureViewBuilderProvider.java

@Override
@Nullable
public StructureViewBuilder getStructureViewBuilder(@NotNull FileType fileType, @NotNull VirtualFile file, @NotNull Project project) {
  final PsiFile psiFile = PsiManager.getInstance(project).findFile(file);

  if (fileType == JavaClassFileType.INSTANCE && psiFile != null) {
    Language language = psiFile.getLanguage();
    if (language != JavaLanguage.INSTANCE) {
      PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
      if (factory != null) {
        return factory.getStructureViewBuilder(psiFile);
      }
    }
  }

  if (psiFile instanceof PsiClassOwner) {
    return new TreeBasedStructureViewBuilder() {
      @Override
      @NotNull
      public StructureViewModel createStructureViewModel(@Nullable Editor editor) {
        return new JavaFileTreeModel((PsiClassOwner)psiFile, editor);
      }
    };
  }

  return null;
}

项目：intellij-ce-playground 文件：LanguageFileTypeStructureViewBuilderProvider.java

@Override
@Nullable
public StructureViewBuilder getStructureViewBuilder(@NotNull final FileType fileType, @NotNull final VirtualFile file, @NotNull final Project project) {
  if (!(fileType instanceof LanguageFileType)) return null;

  final PsiFile psiFile = PsiManager.getInstance(project).findFile(file);
  if (psiFile == null) return null;

  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(psiFile.getLanguage());
  return factory == null ?  null : factory.getStructureViewBuilder(psiFile);
}

项目：intellij-ce-playground 文件：MethodUpDownUtil.java

private static void addNavigationElements(Collection<PsiElement> array, PsiFile element) {
  StructureViewBuilder structureViewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(element);
  if (structureViewBuilder instanceof TreeBasedStructureViewBuilder) {
    TreeBasedStructureViewBuilder builder = (TreeBasedStructureViewBuilder) structureViewBuilder;
    StructureViewModel model = builder.createStructureViewModel(null);
    try {
      addStructureViewElements(model.getRoot(), array, element);
    }
    finally {
      model.dispose();
    }
  }
}

项目：intellij-ce-playground 文件：Bookmark.java

public String getQualifiedName() {
  String presentableUrl = myFile.getPresentableUrl();
  if (myFile.isDirectory()) return presentableUrl;

  PsiDocumentManager.getInstance(myProject).commitAllDocuments();
  final PsiFile psiFile = PsiManager.getInstance(myProject).findFile(myFile);

  if (psiFile == null) return presentableUrl;

  StructureViewBuilder builder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(psiFile);
  if (builder instanceof TreeBasedStructureViewBuilder) {
    StructureViewModel model = ((TreeBasedStructureViewBuilder)builder).createStructureViewModel(null);
    Object element;
    try {
      element = model.getCurrentEditorElement();
    }
    finally {
      model.dispose();
    }
    if (element instanceof NavigationItem) {
      ItemPresentation presentation = ((NavigationItem)element).getPresentation();
      if (presentation != null) {
        presentableUrl = ((NavigationItem)element).getName() + " " + presentation.getLocationString();
      }
    }
  }

  return IdeBundle.message("bookmark.file.X.line.Y", presentableUrl, getLine() + 1);
}

项目：intellij-ce-playground 文件：GotoClassAction.java

@Nullable
private static Navigatable findMember(String pattern, PsiElement psiElement, VirtualFile file) {
  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(psiElement.getLanguage());
  final StructureViewBuilder builder = factory == null ? null : factory.getStructureViewBuilder(psiElement.getContainingFile());
  final FileEditor[] editors = FileEditorManager.getInstance(psiElement.getProject()).getEditors(file);
  if (builder == null || editors.length == 0) {
    return null;
  }

  final StructureView view = builder.createStructureView(editors[0], psiElement.getProject());
  try {
    final StructureViewTreeElement element = findElement(view.getTreeModel().getRoot(), psiElement, 4);
    if (element == null) {
      return null;
    }

    final MinusculeMatcher matcher = new MinusculeMatcher(pattern, NameUtil.MatchingCaseSensitivity.NONE);
    int max = Integer.MIN_VALUE;
    Object target = null;
    for (TreeElement treeElement : element.getChildren()) {
      if (treeElement instanceof StructureViewTreeElement) {
        String presentableText = treeElement.getPresentation().getPresentableText();
        if (presentableText != null) {
          final int degree = matcher.matchingDegree(presentableText);
          if (degree > max) {
            max = degree;
            target = ((StructureViewTreeElement)treeElement).getValue();
          }
        }
      }
    }
    return target instanceof Navigatable ? (Navigatable)target : null;
  }
  finally {
    Disposer.dispose(view);
  }
}

项目：intellij-ce-playground 文件：XmlStructureViewBuilderFactory.java

@Nullable
private static StructureViewBuilder getStructureViewBuilderForExtensions(final PsiFile psiFile) {
  for (Language language : XMLLanguage.INSTANCE.getLanguageExtensionsForFile(psiFile)) {
    PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
    if (factory == null) continue;
    final StructureViewBuilder builder = factory.getStructureViewBuilder(psiFile);
    if (builder != null) {
      return builder;
    }
  }
  return null;
}

项目：tools-idea 文件：JavaClsStructureViewBuilderProvider.java

@Override
@Nullable
public StructureViewBuilder getStructureViewBuilder(@NotNull final FileType fileType, @NotNull final VirtualFile file, @NotNull final Project project) {

  final PsiFile psiFile = PsiManager.getInstance(project).findFile(file);

  final ContentBasedFileSubstitutor[] processors = Extensions.getExtensions(ContentBasedFileSubstitutor.EP_NAME);
  for (ContentBasedFileSubstitutor processor : processors) {
    if (processor.isApplicable(project, file)) {
      final Language language = processor.obtainLanguageForFile(file);
      if (language != null) {
        final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
        if (factory != null) return factory.getStructureViewBuilder(psiFile);
      }
    }
  }

  final PsiJavaFile javaFile = (PsiJavaFile)psiFile;
  if (javaFile == null) return null;
  return new TreeBasedStructureViewBuilder() {
    @Override
    @NotNull
    public StructureViewModel createStructureViewModel(@Nullable Editor editor) {
      return new JavaFileTreeModel(javaFile, editor);
    }
  };
}

项目：tools-idea 文件：MethodUpDownUtil.java

private static void addNavigationElements(Collection<PsiElement> array, PsiFile element) {
  StructureViewBuilder structureViewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(element);
  if (structureViewBuilder instanceof TreeBasedStructureViewBuilder) {
    TreeBasedStructureViewBuilder builder = (TreeBasedStructureViewBuilder) structureViewBuilder;
    StructureViewModel model = builder.createStructureViewModel(null);
    try {
      addStructureViewElements(model.getRoot(), array, element);
    }
    finally {
      model.dispose();
    }
  }
}

项目：tools-idea 文件：LanguageFileTypeStructureViewBuilderProvider.java

@Override
@Nullable
public StructureViewBuilder getStructureViewBuilder(@NotNull final FileType fileType, @NotNull final VirtualFile file, @NotNull final Project project) {
  if (!(fileType instanceof LanguageFileType)) return null;

  final PsiFile psiFile = PsiManager.getInstance(project).findFile(file);
  if (psiFile == null) return null;

  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(psiFile.getLanguage());
  return factory == null ?  null : factory.getStructureViewBuilder(psiFile);
}

项目：tools-idea 文件：Bookmark.java

public String getQualifiedName() {
  String presentableUrl = myFile.getPresentableUrl();
  if (myFile.isDirectory()) return presentableUrl;

  PsiDocumentManager.getInstance(myProject).commitAllDocuments();
  final PsiFile psiFile = PsiManager.getInstance(myProject).findFile(myFile);

  if (psiFile == null) return presentableUrl;

  StructureViewBuilder builder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(psiFile);
  if (builder instanceof TreeBasedStructureViewBuilder) {
    StructureViewModel model = ((TreeBasedStructureViewBuilder)builder).createStructureViewModel(null);
    Object element;
    try {
      element = model.getCurrentEditorElement();
    }
    finally {
      model.dispose();
    }
    if (element instanceof NavigationItem) {
      ItemPresentation presentation = ((NavigationItem)element).getPresentation();
      if (presentation != null) {
        presentableUrl = ((NavigationItem)element).getName() + " " + presentation.getLocationString();
      }
    }
  }

  return IdeBundle.message("bookmark.file.X.line.Y", presentableUrl, getLine() + 1);
}

项目：tools-idea 文件：GotoClassAction.java

@Nullable private static Navigatable findMember(String pattern, PsiElement psiElement, VirtualFile file) {
  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(psiElement.getLanguage());
  final StructureViewBuilder builder = factory == null ? null : factory.getStructureViewBuilder(psiElement.getContainingFile());
  final FileEditor[] editors = FileEditorManager.getInstance(psiElement.getProject()).getEditors(file);
  if (builder == null || editors.length == 0) {
    return null;
  }

  final StructureView view = builder.createStructureView(editors[0], psiElement.getProject());
  try {
    final StructureViewTreeElement element = findElement(view.getTreeModel().getRoot(), psiElement, 4);
    if (element == null) {
      return null;
    }

    final MinusculeMatcher matcher = new MinusculeMatcher(pattern, NameUtil.MatchingCaseSensitivity.NONE);
    int max = Integer.MIN_VALUE;
    Object target = null;
    for (TreeElement treeElement : element.getChildren()) {
      if (treeElement instanceof StructureViewTreeElement) {
        final ItemPresentation presentation = treeElement.getPresentation();
        String presentableText = presentation == null ? null : presentation.getPresentableText();
        if (presentableText != null) {
          final int degree = matcher.matchingDegree(presentableText);
          if (degree > max) {
            max = degree;
            target = ((StructureViewTreeElement)treeElement).getValue();
          }
        }
      }
    }
    return target instanceof Navigatable ? (Navigatable)target : null;
  }
  finally {
    Disposer.dispose(view);
  }
}

项目：tools-idea 文件：XmlStructureViewBuilderFactory.java

@Nullable
private static StructureViewBuilder getStructureViewBuilderForExtensions(final PsiFile psiFile) {
  for (Language language : XMLLanguage.INSTANCE.getLanguageExtensionsForFile(psiFile)) {
    PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(language);
    if (factory == null) continue;
    final StructureViewBuilder builder = factory.getStructureViewBuilder(psiFile);
    if (builder != null) {
      return builder;
    }
  }
  return null;
}

项目：consulo 文件：MethodUpDownUtil.java

private static void addNavigationElements(Collection<PsiElement> array, PsiFile element) {
  StructureViewBuilder structureViewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(element);
  if (structureViewBuilder instanceof TreeBasedStructureViewBuilder) {
    TreeBasedStructureViewBuilder builder = (TreeBasedStructureViewBuilder) structureViewBuilder;
    StructureViewModel model = builder.createStructureViewModel(null);
    try {
      addStructureViewElements(model.getRoot(), array, element);
    }
    finally {
      model.dispose();
    }
  }
}

项目：consulo 文件：LanguageFileTypeStructureViewBuilderProvider.java

@Override
@Nullable
public StructureViewBuilder getStructureViewBuilder(@Nonnull final FileType fileType, @Nonnull final VirtualFile file, @Nonnull final Project project) {
  if (!(fileType instanceof LanguageFileType)) return null;

  final PsiFile psiFile = PsiManager.getInstance(project).findFile(file);
  if (psiFile == null) return null;

  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(psiFile.getLanguage());
  return factory == null ?  null : factory.getStructureViewBuilder(psiFile);
}

项目：consulo 文件：Bookmark.java

public String getQualifiedName() {
  String presentableUrl = myFile.getPresentableUrl();
  if (myFile.isDirectory()) return presentableUrl;

  PsiDocumentManager.getInstance(myProject).commitAllDocuments();
  final PsiFile psiFile = PsiManager.getInstance(myProject).findFile(myFile);

  if (psiFile == null) return presentableUrl;

  StructureViewBuilder builder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(psiFile);
  if (builder instanceof TreeBasedStructureViewBuilder) {
    StructureViewModel model = ((TreeBasedStructureViewBuilder)builder).createStructureViewModel(null);
    Object element;
    try {
      element = model.getCurrentEditorElement();
    }
    finally {
      model.dispose();
    }
    if (element instanceof NavigationItem) {
      ItemPresentation presentation = ((NavigationItem)element).getPresentation();
      if (presentation != null) {
        presentableUrl = ((NavigationItem)element).getName() + " " + presentation.getLocationString();
      }
    }
  }

  return IdeBundle.message("bookmark.file.X.line.Y", presentableUrl, getLine() + 1);
}

项目：consulo 文件：GotoClassAction.java

@Nullable
private static Navigatable findMember(String pattern, PsiElement psiElement, VirtualFile file) {
  final PsiStructureViewFactory factory = LanguageStructureViewBuilder.INSTANCE.forLanguage(psiElement.getLanguage());
  final StructureViewBuilder builder = factory == null ? null : factory.getStructureViewBuilder(psiElement.getContainingFile());
  final FileEditor[] editors = FileEditorManager.getInstance(psiElement.getProject()).getEditors(file);
  if (builder == null || editors.length == 0) {
    return null;
  }

  final StructureView view = builder.createStructureView(editors[0], psiElement.getProject());
  try {
    final StructureViewTreeElement element = findElement(view.getTreeModel().getRoot(), psiElement, 4);
    if (element == null) {
      return null;
    }
    final MinusculeMatcher matcher = NameUtil.buildMatcher(pattern).build();
    int max = Integer.MIN_VALUE;
    Object target = null;
    for (TreeElement treeElement : element.getChildren()) {
      if (treeElement instanceof StructureViewTreeElement) {
        String presentableText = treeElement.getPresentation().getPresentableText();
        if (presentableText != null) {
          final int degree = matcher.matchingDegree(presentableText);
          if (degree > max) {
            max = degree;
            target = ((StructureViewTreeElement)treeElement).getValue();
          }
        }
      }
    }
    return target instanceof Navigatable ? (Navigatable)target : null;
  }
  finally {
    Disposer.dispose(view);
  }
}

项目：intellij-ce-playground 文件：ShowContainerInfoAction.java

@Override
protected boolean isValidForFile(@NotNull Project project, @NotNull Editor editor, @NotNull final PsiFile file) {
  return LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file) instanceof TreeBasedStructureViewBuilder;
}

项目：intellij-ce-playground 文件：MethodUpAction.java

static boolean checkValidForFile(final PsiFile file) {
  final StructureViewBuilder structureViewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file);
  return structureViewBuilder instanceof TreeBasedStructureViewBuilder || structureViewBuilder instanceof TemplateLanguageStructureViewBuilder;
}

项目：intellij-ce-playground 文件：FileStructureDialog.java

protected boolean isShowRoot(final PsiFile psiFile) {
  StructureViewBuilder viewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(psiFile);
  return viewBuilder instanceof TreeBasedStructureViewBuilder && ((TreeBasedStructureViewBuilder)viewBuilder).isRootNodeShown();
}

项目：tools-idea 文件：ShowContainerInfoAction.java

@Override
protected boolean isValidForFile(@NotNull Project project, @NotNull Editor editor, @NotNull final PsiFile file) {
  return LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file) instanceof TreeBasedStructureViewBuilder;
}

项目：tools-idea 文件：MethodUpAction.java

static boolean checkValidForFile(final PsiFile file) {
  final StructureViewBuilder structureViewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file);
  return structureViewBuilder instanceof TreeBasedStructureViewBuilder || structureViewBuilder instanceof TemplateLanguageStructureViewBuilder;
}

项目：tools-idea 文件：FileStructureDialog.java

protected boolean isShowRoot(final PsiFile psiFile) {
  StructureViewBuilder viewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(psiFile);
  return viewBuilder instanceof TreeBasedStructureViewBuilder && ((TreeBasedStructureViewBuilder)viewBuilder).isRootNodeShown();
}

项目：consulo 文件：ShowContainerInfoAction.java

@Override
protected boolean isValidForFile(@Nonnull Project project, @Nonnull Editor editor, @Nonnull final PsiFile file) {
  return LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file) instanceof TreeBasedStructureViewBuilder;
}

项目：consulo 文件：ShowContainerInfoHandler.java

@RequiredDispatchThread
@Override
public void invoke(@Nonnull final Project project, @Nonnull final Editor editor, @Nonnull PsiFile file) {
  PsiDocumentManager.getInstance(project).commitAllDocuments();

  PsiElement container = null;
  WeakReference<LightweightHint> ref = editor.getUserData(MY_LAST_HINT_KEY);
  LightweightHint hint = SoftReference.dereference(ref);
  if (hint != null && hint.isVisible()){
    hint.hide();
    container = hint.getUserData(CONTAINER_KEY);
    if (container != null && !container.isValid()){
      container = null;
    }
  }

  StructureViewBuilder builder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file);
  if (builder instanceof TreeBasedStructureViewBuilder) {
    StructureViewModel model = ((TreeBasedStructureViewBuilder) builder).createStructureViewModel(editor);
    boolean goOneLevelUp = true;
    try {
      if (container == null) {
        goOneLevelUp = false;
        Object element = model.getCurrentEditorElement();
        if (element instanceof PsiElement) {
          container = (PsiElement) element;
        }
      }
    }
    finally {
      model.dispose();
    }
    while(true) {
      if (container == null || container instanceof PsiFile) {
        return;
      }
      if (goOneLevelUp) {
        goOneLevelUp = false;
      }
      else {
        if (!isDeclarationVisible(container, editor)) {
          break;
        }
      }

      container = container.getParent();
      while(container != null && DeclarationRangeUtil.getPossibleDeclarationAtRange(container) == null) {
        container = container.getParent();
        if (container instanceof PsiFile) return;
      }
    }
  }
  if (container == null) {
    return;
  }

  final TextRange range = DeclarationRangeUtil.getPossibleDeclarationAtRange(container);
  if (range == null) {
    return;
  }
  final PsiElement _container = container;
  ApplicationManager.getApplication().invokeLater(() -> {
    LightweightHint hint1 = EditorFragmentComponent.showEditorFragmentHint(editor, range, true, true);
    if (hint1 != null) {
      hint1.putUserData(CONTAINER_KEY, _container);
      editor.putUserData(MY_LAST_HINT_KEY, new WeakReference<>(hint1));
    }
  });
}

项目：consulo 文件：MethodUpAction.java

static boolean checkValidForFile(final PsiFile file) {
  final StructureViewBuilder structureViewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(file);
  return structureViewBuilder instanceof TreeBasedStructureViewBuilder || structureViewBuilder instanceof TemplateLanguageStructureViewBuilder;
}

项目：consulo 文件：FileStructureDialog.java

protected boolean isShowRoot(final PsiFile psiFile) {
  StructureViewBuilder viewBuilder = LanguageStructureViewBuilder.INSTANCE.getStructureViewBuilder(psiFile);
  return viewBuilder instanceof TreeBasedStructureViewBuilder && ((TreeBasedStructureViewBuilder)viewBuilder).isRootNodeShown();
}