com.intellij.psi.PsiStatement#com.intellij.ide.util.EditorHelper源码实例Demo

private static void highlightPsiElement(PsiElement psiElement, boolean openInEditor) {
    if (openInEditor) {
        EditorHelper.openInEditor(psiElement);
    }

    Editor editor = FileEditorManager.getInstance(psiElement.getProject()).getSelectedTextEditor();
    if (editor == null) {
        return;
    }

    TextAttributes attributes = EditorColorsManager.getInstance().getGlobalScheme().getAttributes(EditorColors.SEARCH_RESULT_ATTRIBUTES);
    editor.getMarkupModel().addRangeHighlighter(
            psiElement.getTextRange().getStartOffset(),
            psiElement.getTextRange().getEndOffset(),
            HighlighterLayer.SELECTION,
            attributes,
            HighlighterTargetArea.EXACT_RANGE
    );
}
 

private static void openDefinition(@Nullable PsiMember unit, AnalysisScope scope) {
    new Task.Backgroundable(scope.getProject(), "Search Definition") {
        private PsiElement result;

        @Override
        public void run(@NotNull ProgressIndicator indicator) {
            indicator.setIndeterminate(true);
            result = unit;
        }

        @Override
        public void onSuccess() {
            if (result != null) {
                EditorHelper.openInEditor(result);
            }
        }
    }.queue();
}
 

public void configure(final Project project, final MavenId projectId, final String muleVersion, final VirtualFile root)
{
    try
    {
        //Create mule folders.
        final VirtualFile appDirectory = VfsUtil.createDirectories(root.getPath() + "/src/main/domain");
        final VirtualFile resources = VfsUtil.createDirectories(root.getPath() + "/src/main/resources");
        final VirtualFile muleConfigFile = createMuleConfigFile(project, projectId, appDirectory);
        createMuleDeployPropertiesFile(project, projectId, appDirectory);
        createPomFile(project, projectId, muleVersion, root);
        // execute when current dialog is closed (e.g. Project Structure)
        MavenUtil.invokeLater(project, ModalityState.NON_MODAL, () -> EditorHelper.openInEditor(getPsiFile(project, muleConfigFile)));

    }
    catch (IOException e)
    {
        e.printStackTrace();
    }
}
 

@Override
public void selectElement(final PsiElement element) {
  final boolean isDirectory = element instanceof PsiDirectory;
  if (!isDirectory) {
    EditorHelper.openInEditor(element);
  }
  ApplicationManager.getApplication().invokeLater(new Runnable() {
    @Override
    public void run() {
      myBuilder.selectElement(element, PsiUtilCore.getVirtualFile(element));
      if (!isDirectory) {
        ApplicationManager.getApplication().invokeLater(new Runnable() {
          @Override
          public void run() {
            if (myMoveFocus) {
              ToolWindowManager.getInstance(myProject).activateEditorComponent();
            }
          }
        });
      }
    }
  }, ModalityState.NON_MODAL);
}
 

@Override
public void selectElement(final PsiElement element) {
  if (element != null) {
    selectPsiElement(element, false);
    boolean requestFocus = true;
    final boolean isDirectory = element instanceof PsiDirectory;
    if (!isDirectory) {
      Editor editor = EditorHelper.openInEditor(element);
      if (editor != null) {
        ToolWindowManager.getInstance(myProject).activateEditorComponent();
        requestFocus = false;
      }
    }
    if (requestFocus) {
      selectPsiElement(element, true);
    }
  }
}
 

public static void startLiveTemplate(@Nonnull PsiFile file, @Nonnull Map<String, String> defaultValues) {
  Editor editor = EditorHelper.openInEditor(file);
  if (editor == null) return;

  TemplateImpl template = new TemplateImpl("", file.getText(), "");
  template.setInline(true);
  int count = template.getSegmentsCount();
  if (count == 0) return;

  Set<String> variables = new HashSet<>();
  for (int i = 0; i < count; i++) {
    variables.add(template.getSegmentName(i));
  }
  variables.removeAll(TemplateImpl.INTERNAL_VARS_SET);
  for (String variable : variables) {
    String defaultValue = defaultValues.getOrDefault(variable, variable);
    template.addVariable(variable, null, '"' + defaultValue + '"', true);
  }

  Project project = file.getProject();
  WriteCommandAction.runWriteCommandAction(project, () -> editor.getDocument().setText(template.getTemplateText()));

  editor.getCaretModel().moveToOffset(0);  // ensures caret at the start of the template
  TemplateManager.getInstance(project).startTemplate(editor, template);
}
 

@Override
public void selectElement(PsiElement element) {
  selectPsiElement(element, false);
  boolean requestFocus = true;
  if (element != null) {
    final boolean isDirectory = element instanceof PsiDirectory;
    if (!isDirectory) {
      FileEditor editor = EditorHelper.openInEditor(element, false);
      if (editor != null) {
        ToolWindowManager.getInstance(myProject).activateEditorComponent();
        requestFocus = false;
      }
    }
  }

  if (requestFocus) {
    selectPsiElement(element, true);
  }
}
 

@Override
public void selectElement(final PsiElement element) {
  if (element != null) {
    final PackageSet packageSet = getCurrentScope().getValue();
    final PsiFile psiFile = element.getContainingFile();
    if (packageSet == null) return;
    final VirtualFile virtualFile = psiFile != null ? psiFile.getVirtualFile() : (element instanceof PsiDirectory ? ((PsiDirectory)element).getVirtualFile() : null);
    if (virtualFile != null) {
      final ProjectView projectView = ProjectView.getInstance(myProject);
      final NamedScopesHolder holder = NamedScopesHolder.getHolder(myProject, CURRENT_SCOPE_NAME, myDependencyValidationManager);
      if (packageSet instanceof PackageSetBase && !((PackageSetBase)packageSet).contains(virtualFile, holder) || psiFile != null && !packageSet.contains(psiFile, holder)) {
        projectView.changeView(ProjectViewPane.ID);
      }
      projectView.select(element, virtualFile, false);
    }
    Editor editor = EditorHelper.openInEditor(element);
    if (editor != null) {
      ToolWindowManager.getInstance(myProject).activateEditorComponent();
    }
  }
}
 

/**
 * Opens definition of method and highlights statements, which should be extracted.
 *
 * @param sourceMethod method from which code is proposed to be extracted into separate method.
 * @param scope        scope of the current project.
 * @param slice        computation slice.
 */
private static void openDefinition(@Nullable PsiMethod sourceMethod, AnalysisScope scope, ASTSlice slice) {
    new Task.Backgroundable(scope.getProject(), "Search Definition") {
        @Override
        public void run(@NotNull ProgressIndicator indicator) {
            indicator.setIndeterminate(true);
        }

        @Override
        public void onSuccess() {
            if (sourceMethod != null) {
                Set<SmartPsiElementPointer<PsiElement>> statements = slice.getSliceStatements();
                PsiStatement psiStatement = (PsiStatement) statements.iterator().next().getElement();
                if (psiStatement != null && psiStatement.isValid()) {
                    EditorHelper.openInEditor(psiStatement);
                    Editor editor = FileEditorManager.getInstance(sourceMethod.getProject()).getSelectedTextEditor();
                    if (editor != null) {
                        TextAttributes attributes = EditorColorsManager.getInstance().getGlobalScheme().getAttributes(EditorColors.SEARCH_RESULT_ATTRIBUTES);
                        editor.getMarkupModel().removeAllHighlighters();
                        statements.stream()
                                .filter(statement -> statement.getElement() != null)
                                .forEach(statement ->
                                        editor.getMarkupModel().addRangeHighlighter(statement.getElement().getTextRange().getStartOffset(),
                                                statement.getElement().getTextRange().getEndOffset(), HighlighterLayer.SELECTION,
                                                attributes, HighlighterTargetArea.EXACT_RANGE));
                    }
                }
            }
        }
    }.queue();
}
 

public void configure(final Project project, final MavenId projectId, final String muleVersion, final VirtualFile root, @Nullable MavenId parentId)
{
    try
    {
        //Create mule folders.
        final VirtualFile appDirectory = VfsUtil.createDirectories(root.getPath() + "/src/main/app");
        final VirtualFile resources = VfsUtil.createDirectories(root.getPath() + "/src/main/resources");
        createLog4J(project, projectId, resources);
        final VirtualFile muleConfigFile = createMuleConfigFile(project, projectId, appDirectory);
        createMuleDeployPropertiesFile(project, projectId, appDirectory);
        createMuleAppPropertiesFiles(project, appDirectory);
        VfsUtil.createDirectories(root.getPath() + "/src/main/api");
        //MUnit support
        VfsUtil.createDirectories(root.getPath() + "/src/test/munit");
        final VirtualFile testResources = VfsUtil.createDirectories(root.getPath() + "/src/test/resources");
        createLog4JTest(project, projectId, testResources);

        if (parentId == null)
            createPomFile(project, projectId, muleVersion, root);
        else
            createModulePomFile(project, projectId, root, parentId);

        // execute when current dialog is closed (e.g. Project Structure)
        MavenUtil.invokeLater(project, ModalityState.NON_MODAL, () -> EditorHelper.openInEditor(getPsiFile(project, muleConfigFile)));

    }
    catch (IOException e)
    {
        e.printStackTrace();
    }
}
 

/**
 * @param newName can be not null only if elements.length == 1
 */
@RequiredReadAction
private static void copyImpl(@Nonnull final VirtualFile[] files, @Nullable final String newName, @Nonnull final PsiDirectory targetDirectory, final boolean doClone, final boolean openInEditor) {
  if (doClone && files.length != 1) {
    throw new IllegalArgumentException("invalid number of elements to clone:" + files.length);
  }

  if (newName != null && files.length != 1) {
    throw new IllegalArgumentException("no new name should be set; number of elements is: " + files.length);
  }

  final Project project = targetDirectory.getProject();
  if (!CommonRefactoringUtil.checkReadOnlyStatus(project, Collections.singleton(targetDirectory), false)) {
    return;
  }

  String title = RefactoringBundle.message(doClone ? "copy,handler.clone.files.directories" : "copy.handler.copy.files.directories");
  try {
    PsiFile firstFile = null;
    final int[] choice = files.length > 1 || files[0].isDirectory() ? new int[]{-1} : null;
    PsiManager manager = PsiManager.getInstance(project);
    for (VirtualFile file : files) {
      PsiElement psiElement = file.isDirectory() ? manager.findDirectory(file) : manager.findFile(file);
      if (psiElement == null) {
        LOG.info("invalid file: " + file.getExtension());
        continue;
      }
      PsiFile f = copyToDirectory((PsiFileSystemItem)psiElement, newName, targetDirectory, choice, title);
      if (firstFile == null) {
        firstFile = f;
      }
    }

    if (firstFile != null && openInEditor) {
      CopyHandler.updateSelectionInActiveProjectView(firstFile, project, doClone);
      if (!(firstFile instanceof PsiBinaryFile)) {
        EditorHelper.openInEditor(firstFile);
        ToolWindowManager.getInstance(project).activateEditorComponent();
      }
    }
  }
  catch (final IncorrectOperationException | IOException ex) {
    Messages.showErrorDialog(project, ex.getMessage(), RefactoringBundle.message("error.title"));
  }
}