private static Editor createEditor() {
   EditorFactory editorFactory = EditorFactory.getInstance();
   Document document = editorFactory.createDocument("");
   EditorEx editor = (EditorEx) editorFactory.createEditor(document);
   reinitSettings(editor);
   return editor;
 }
  public LanguageConsoleImpl(
      Project project, String title, LightVirtualFile lightFile, boolean initComponents) {
    myProject = project;
    myTitle = title;
    myVirtualFile = lightFile;
    EditorFactory editorFactory = EditorFactory.getInstance();
    myHistoryFile = new LightVirtualFile(getTitle() + ".history.txt", FileTypes.PLAIN_TEXT, "");
    myEditorDocument = FileDocumentManager.getInstance().getDocument(lightFile);
    reparsePsiFile();
    assert myEditorDocument != null;
    myConsoleEditor = (EditorEx) editorFactory.createEditor(myEditorDocument, myProject);
    myConsoleEditor.addFocusListener(myFocusListener);
    myCurrentEditor = myConsoleEditor;
    myHistoryViewer =
        (EditorEx)
            editorFactory.createViewer(
                ((EditorFactoryImpl) editorFactory).createDocument(true), myProject);
    myUpdateQueue = new MergingUpdateQueue("ConsoleUpdateQueue", 300, true, null);
    Disposer.register(this, myUpdateQueue);

    // action shortcuts are not yet registered
    ApplicationManager.getApplication()
        .invokeLater(
            new Runnable() {
              @Override
              public void run() {
                installEditorFactoryListener();
              }
            });

    if (initComponents) {
      initComponents();
    }
  }
 private void releaseAllEditors() {
   for (final Editor editor : myEditors.values()) {
     if (!editor.isDisposed()) {
       EditorFactory.getInstance().releaseEditor(editor);
     }
   }
   myEditors.clear();
 }
  @Override
  protected void releaseResources() {
    super.releaseResources();
    if (myPreview == null) return;

    EditorFactory.getInstance().releaseEditor(myPreview);
    myPreview = null;
  }
  public void dispose() {
    final EditorFactory editorFactory = EditorFactory.getInstance();
    editorFactory.releaseEditor(myConsoleEditor);
    editorFactory.releaseEditor(myHistoryViewer);

    final FileEditorManager editorManager = FileEditorManager.getInstance(getProject());
    final boolean isOpen = editorManager.isFileOpen(myVirtualFile);
    if (isOpen) {
      editorManager.closeFile(myVirtualFile);
    }
  }
 @Override
 public void removeNotify() {
   super.removeNotify();
   EditorFactory.getInstance().releaseEditor(myEditor);
   disposeNonTextEditor();
 }
  public ImplementationViewComponent(PsiElement[] elements, final int index) {
    super(new BorderLayout());

    final Project project = elements.length > 0 ? elements[0].getProject() : null;
    EditorFactory factory = EditorFactory.getInstance();
    Document doc = factory.createDocument("");
    doc.setReadOnly(true);
    myEditor = factory.createEditor(doc, project);
    ((EditorEx) myEditor).setBackgroundColor(EditorFragmentComponent.getBackgroundColor(myEditor));

    final EditorSettings settings = myEditor.getSettings();
    settings.setAdditionalLinesCount(1);
    settings.setAdditionalColumnsCount(1);
    settings.setLineMarkerAreaShown(false);
    settings.setIndentGuidesShown(false);
    settings.setLineNumbersShown(false);
    settings.setFoldingOutlineShown(false);

    myBinarySwitch = new CardLayout();
    myViewingPanel = new JPanel(myBinarySwitch);
    myEditor.setBorder(null);
    ((EditorEx) myEditor).getScrollPane().setViewportBorder(JBScrollPane.createIndentBorder());
    myViewingPanel.add(myEditor.getComponent(), TEXT_PAGE_KEY);

    myBinaryPanel = new JPanel(new BorderLayout());
    myViewingPanel.add(myBinaryPanel, BINARY_PAGE_KEY);

    add(myViewingPanel, BorderLayout.CENTER);

    myToolbar = createToolbar();
    myLocationLabel = new JLabel();
    myCountLabel = new JLabel();

    final JPanel header = new JPanel(new BorderLayout(2, 0));
    header.setBorder(
        BorderFactory.createCompoundBorder(
            IdeBorderFactory.createBorder(SideBorder.BOTTOM),
            IdeBorderFactory.createEmptyBorder(0, 0, 0, 5)));
    final JPanel toolbarPanel = new JPanel(new GridBagLayout());
    final GridBagConstraints gc =
        new GridBagConstraints(
            GridBagConstraints.RELATIVE,
            0,
            1,
            1,
            0,
            0,
            GridBagConstraints.WEST,
            GridBagConstraints.NONE,
            new Insets(0, 2, 0, 0),
            0,
            0);
    toolbarPanel.add(myToolbar.getComponent(), gc);

    setPreferredSize(new Dimension(600, 400));

    update(
        elements,
        new PairFunction<PsiElement[], List<FileDescriptor>, Boolean>() {
          @Override
          public Boolean fun(
              final PsiElement[] psiElements, final List<FileDescriptor> fileDescriptors) {
            if (psiElements.length == 0) return false;
            myElements = psiElements;

            myIndex = index < myElements.length ? index : 0;
            PsiFile psiFile = getContainingFile(myElements[myIndex]);

            VirtualFile virtualFile = psiFile.getVirtualFile();
            EditorHighlighter highlighter;
            if (virtualFile != null)
              highlighter = HighlighterFactory.createHighlighter(project, virtualFile);
            else {
              String fileName = psiFile.getName(); // some artificial psi file, lets do best we can
              highlighter = HighlighterFactory.createHighlighter(project, fileName);
            }

            ((EditorEx) myEditor).setHighlighter(highlighter);

            gc.fill = GridBagConstraints.HORIZONTAL;
            gc.weightx = 1;
            if (myElements.length > 1) {
              myFileChooser =
                  new ComboBox(
                      fileDescriptors.toArray(new FileDescriptor[fileDescriptors.size()]), 250);
              updateRenderer(project);

              myFileChooser.addActionListener(
                  new ActionListener() {
                    @Override
                    public void actionPerformed(ActionEvent e) {
                      int index = myFileChooser.getSelectedIndex();
                      if (myIndex != index) {
                        myIndex = index;
                        updateControls();
                      }
                    }
                  });

              myLabel = new JLabel();
              myLabel.setVisible(false);
              toolbarPanel.add(myFileChooser, gc);
            } else {
              myFileChooser = new ComboBox();
              myFileChooser.setVisible(false);
              myCountLabel.setVisible(false);

              myLabel = new JLabel();
              VirtualFile file = psiFile.getVirtualFile();
              if (file != null) {
                myLabel.setIcon(getIconForFile(psiFile));
                myLabel.setForeground(
                    FileStatusManager.getInstance(project).getStatus(file).getColor());
                myLabel.setText(file.getPresentableName());
                myLabel.setBorder(
                    new CompoundBorder(
                        IdeBorderFactory.createRoundedBorder(),
                        IdeBorderFactory.createEmptyBorder(0, 0, 0, 5)));
              }
              toolbarPanel.add(myLabel, gc);
            }

            gc.fill = GridBagConstraints.NONE;
            gc.weightx = 0;
            toolbarPanel.add(myCountLabel, gc);

            header.add(toolbarPanel, BorderLayout.CENTER);
            header.add(myLocationLabel, BorderLayout.EAST);

            add(header, BorderLayout.NORTH);

            updateControls();
            return true;
          }
        });
  }
  private void recreateEditorsPanel() {
    myValuesPanel.removeAll();
    myValuesPanel.setLayout(new CardLayout());

    if (!myProject.isOpen()) return;
    JPanel valuesPanelComponent = new MyJPanel(new GridBagLayout());
    myValuesPanel.add(
        new JBScrollPane(valuesPanelComponent) {
          @Override
          public void updateUI() {
            super.updateUI();
            getViewport().setBackground(UIUtil.getPanelBackground());
          }
        },
        VALUES);
    myValuesPanel.add(myNoPropertySelectedPanel, NO_PROPERTY_SELECTED);

    List<PropertiesFile> propertiesFiles = myResourceBundle.getPropertiesFiles();

    GridBagConstraints gc =
        new GridBagConstraints(
            0,
            0,
            0,
            0,
            0,
            0,
            GridBagConstraints.NORTHWEST,
            GridBagConstraints.BOTH,
            new Insets(5, 5, 5, 5),
            0,
            0);
    releaseAllEditors();
    myTitledPanels.clear();
    int y = 0;
    Editor previousEditor = null;
    Editor firstEditor = null;
    for (final PropertiesFile propertiesFile : propertiesFiles) {
      final Editor editor = createEditor();
      final Editor oldEditor = myEditors.put(propertiesFile, editor);
      if (firstEditor == null) {
        firstEditor = editor;
      }
      if (previousEditor != null) {
        editor.putUserData(
            ChooseSubsequentPropertyValueEditorAction.PREV_EDITOR_KEY, previousEditor);
        previousEditor.putUserData(
            ChooseSubsequentPropertyValueEditorAction.NEXT_EDITOR_KEY, editor);
      }
      previousEditor = editor;
      if (oldEditor != null) {
        EditorFactory.getInstance().releaseEditor(oldEditor);
      }
      ((EditorEx) editor)
          .addFocusListener(
              new FocusChangeListener() {
                @Override
                public void focusGained(final Editor editor) {
                  mySelectedEditor = editor;
                }

                @Override
                public void focusLost(final Editor eventEditor) {
                  writeEditorPropertyValue(editor, propertiesFile, null);
                }
              });
      gc.gridx = 0;
      gc.gridy = y++;
      gc.gridheight = 1;
      gc.gridwidth = GridBagConstraints.REMAINDER;
      gc.weightx = 1;
      gc.weighty = 1;
      gc.anchor = GridBagConstraints.CENTER;

      Locale locale = propertiesFile.getLocale();
      List<String> names = new ArrayList<String>();
      if (!Comparing.strEqual(locale.getDisplayLanguage(), null)) {
        names.add(locale.getDisplayLanguage());
      }
      if (!Comparing.strEqual(locale.getDisplayCountry(), null)) {
        names.add(locale.getDisplayCountry());
      }
      if (!Comparing.strEqual(locale.getDisplayVariant(), null)) {
        names.add(locale.getDisplayVariant());
      }

      String title = propertiesFile.getName();
      if (!names.isEmpty()) {
        title += " (" + StringUtil.join(names, "/") + ")";
      }
      JComponent comp =
          new JPanel(new BorderLayout()) {
            @Override
            public Dimension getPreferredSize() {
              Insets insets = getBorder().getBorderInsets(this);
              return new Dimension(100, editor.getLineHeight() * 4 + insets.top + insets.bottom);
            }
          };
      comp.add(editor.getComponent(), BorderLayout.CENTER);
      comp.setBorder(IdeBorderFactory.createTitledBorder(title, true));
      myTitledPanels.put(propertiesFile, (JPanel) comp);

      valuesPanelComponent.add(comp, gc);
    }
    if (previousEditor != null) {
      previousEditor.putUserData(
          ChooseSubsequentPropertyValueEditorAction.NEXT_EDITOR_KEY, firstEditor);
      firstEditor.putUserData(
          ChooseSubsequentPropertyValueEditorAction.PREV_EDITOR_KEY, previousEditor);
    }

    gc.gridx = 0;
    gc.gridy = y;
    gc.gridheight = GridBagConstraints.REMAINDER;
    gc.gridwidth = GridBagConstraints.REMAINDER;
    gc.weightx = 10;
    gc.weighty = 1;

    valuesPanelComponent.add(new JPanel(), gc);
    selectionChanged();
    myValuesPanel.repaint();
    UIUtil.invokeAndWaitIfNeeded(
        new Runnable() {
          @Override
          public void run() {
            updateEditorsFromProperties();
          }
        });
  }
  /**
   * Inspects all lines of the given document and wraps all of them that exceed {@link
   * CodeStyleSettings#RIGHT_MARGIN right margin}.
   *
   * <p>I.e. the algorithm is to do the following for every line:
   *
   * <p>
   *
   * <pre>
   * <ol>
   *   <li>
   *      Check if the line exceeds {@link CodeStyleSettings#RIGHT_MARGIN right margin}. Go to the next line in the case of
   *      negative answer;
   *   </li>
   *   <li>Determine line wrap position; </li>
   *   <li>
   *      Perform 'smart wrap', i.e. not only wrap the line but insert additional characters over than line feed if necessary.
   *      For example consider that we wrap a single-line comment - we need to insert comment symbols on a start of the wrapped
   *      part as well. Generally, we get the same behavior as during pressing 'Enter' at wrap position during editing document;
   *   </li>
   * </ol>
   * </pre>
   *
   * @param file file that holds parsed document tree
   * @param document target document
   * @param startOffset start offset of the first line to check for wrapping (inclusive)
   * @param endOffset end offset of the first line to check for wrapping (exclusive)
   */
  private void wrapLongLinesIfNecessary(
      @NotNull final PsiFile file,
      @Nullable final Document document,
      final int startOffset,
      final int endOffset) {
    if (!mySettings.getCommonSettings(file.getLanguage()).WRAP_LONG_LINES
        || PostprocessReformattingAspect.getInstance(file.getProject())
            .isViewProviderLocked(file.getViewProvider())
        || document == null) {
      return;
    }

    final VirtualFile vFile = FileDocumentManager.getInstance().getFile(document);
    if ((vFile == null || vFile instanceof LightVirtualFile)
        && !ApplicationManager.getApplication().isUnitTestMode()) {
      // we assume that control flow reaches this place when the document is backed by a "virtual"
      // file so any changes made by
      // a formatter affect only PSI and it is out of sync with a document text
      return;
    }

    Editor editor = PsiUtilBase.findEditor(file);
    EditorFactory editorFactory = null;
    if (editor == null) {
      if (!ApplicationManager.getApplication().isDispatchThread()) {
        return;
      }
      editorFactory = EditorFactory.getInstance();
      editor = editorFactory.createEditor(document, file.getProject());
    }
    try {
      final Editor editorToUse = editor;
      ApplicationManager.getApplication()
          .runWriteAction(
              new Runnable() {
                @Override
                public void run() {
                  final CaretModel caretModel = editorToUse.getCaretModel();
                  final int caretOffset = caretModel.getOffset();
                  final RangeMarker caretMarker =
                      editorToUse.getDocument().createRangeMarker(caretOffset, caretOffset);
                  doWrapLongLinesIfNecessary(
                      editorToUse,
                      file.getProject(),
                      editorToUse.getDocument(),
                      startOffset,
                      endOffset);
                  if (caretMarker.isValid()
                      && caretModel.getOffset() != caretMarker.getStartOffset()) {
                    caretModel.moveToOffset(caretMarker.getStartOffset());
                  }
                }
              });
    } finally {
      PsiDocumentManager documentManager = PsiDocumentManager.getInstance(file.getProject());
      if (documentManager.isUncommited(document)) documentManager.commitDocument(document);
      if (editorFactory != null) {
        editorFactory.releaseEditor(editor);
      }
    }
  }
  QuickEditHandler(
      Project project,
      @NotNull PsiFile injectedFile,
      final PsiFile origFile,
      Editor editor,
      QuickEditAction action) {
    myProject = project;
    myEditor = editor;
    myAction = action;
    myOrigDocument = editor.getDocument();
    Place shreds = InjectedLanguageUtil.getShreds(injectedFile);
    FileType fileType = injectedFile.getFileType();
    Language language = injectedFile.getLanguage();
    PsiLanguageInjectionHost.Shred firstShred = ContainerUtil.getFirstItem(shreds);

    PsiFileFactory factory = PsiFileFactory.getInstance(project);
    String text = InjectedLanguageManager.getInstance(project).getUnescapedText(injectedFile);
    String newFileName =
        StringUtil.notNullize(language.getDisplayName(), "Injected")
            + " Fragment "
            + "("
            + origFile.getName()
            + ":"
            + firstShred.getHost().getTextRange().getStartOffset()
            + ")"
            + "."
            + fileType.getDefaultExtension();

    // preserve \r\n as it is done in MultiHostRegistrarImpl
    myNewFile = factory.createFileFromText(newFileName, language, text, true, false);
    myNewVirtualFile = ObjectUtils.assertNotNull((LightVirtualFile) myNewFile.getVirtualFile());
    myNewVirtualFile.setOriginalFile(origFile.getVirtualFile());

    assert myNewFile != null : "PSI file is null";
    assert myNewFile.getTextLength() == myNewVirtualFile.getContent().length()
        : "PSI / Virtual file text mismatch";

    myNewVirtualFile.setOriginalFile(origFile.getVirtualFile());
    // suppress possible errors as in injected mode
    myNewFile.putUserData(
        InjectedLanguageUtil.FRANKENSTEIN_INJECTION,
        injectedFile.getUserData(InjectedLanguageUtil.FRANKENSTEIN_INJECTION));
    myNewFile.putUserData(FileContextUtil.INJECTED_IN_ELEMENT, shreds.getHostPointer());
    myNewDocument = PsiDocumentManager.getInstance(project).getDocument(myNewFile);
    assert myNewDocument != null;
    EditorActionManager.getInstance()
        .setReadonlyFragmentModificationHandler(myNewDocument, new MyQuietHandler());
    myOrigCreationStamp =
        myOrigDocument.getModificationStamp(); // store creation stamp for UNDO tracking
    myOrigDocument.addDocumentListener(this, this);
    myNewDocument.addDocumentListener(this, this);
    EditorFactory editorFactory = ObjectUtils.assertNotNull(EditorFactory.getInstance());
    // not FileEditorManager listener because of RegExp checker and alike
    editorFactory.addEditorFactoryListener(
        new EditorFactoryAdapter() {
          int useCount;

          @Override
          public void editorCreated(@NotNull EditorFactoryEvent event) {
            if (event.getEditor().getDocument() != myNewDocument) return;
            useCount++;
          }

          @Override
          public void editorReleased(@NotNull EditorFactoryEvent event) {
            if (event.getEditor().getDocument() != myNewDocument) return;
            if (--useCount > 0) return;
            if (Boolean.TRUE.equals(
                myNewVirtualFile.getUserData(FileEditorManagerImpl.CLOSING_TO_REOPEN))) return;

            Disposer.dispose(QuickEditHandler.this);
          }
        },
        this);

    if ("JAVA".equals(firstShred.getHost().getLanguage().getID())) {
      PsiLanguageInjectionHost.Shred lastShred = ContainerUtil.getLastItem(shreds);
      myAltFullRange =
          myOrigDocument.createRangeMarker(
              firstShred.getHostRangeMarker().getStartOffset(),
              lastShred.getHostRangeMarker().getEndOffset());
      myAltFullRange.setGreedyToLeft(true);
      myAltFullRange.setGreedyToRight(true);

      initGuardedBlocks(shreds);
      myInjectedFile = null;
    } else {
      initMarkers(shreds);
      myAltFullRange = null;
      myInjectedFile = injectedFile;
    }
  }