How to use

FileChooserFactory

in

com.intellij.openapi.fileChooser

@Override
public void actionPerformed(@NotNull AnActionEvent event) {
  final VirtualFileWrapper wrapper = FileChooserFactory.getInstance().createSaveFileDialog(
      new FileSaverDescriptor(
          IgnoreBundle.message("action.exportTemplates.wrapper"),
          "",
          FILE_EXTENSION
      ),
      templatesListPanel
  ).save(null, null);
  if (wrapper != null) {
    final List<IgnoreSettings.UserTemplate> items = getCurrentItems();
    final org.jdom.Document document = new org.jdom.Document(
        IgnoreSettings.createTemplatesElement(items)
    );
    try {
      JDOMUtil.writeDocument(document, wrapper.getFile(), Constants.NEWLINE);
      Messages.showInfoMessage(templatesListPanel,
          IgnoreBundle.message("action.exportTemplates.success", items.size()),
          IgnoreBundle.message("action.exportTemplates.success.title"));
    } catch (IOException e) {
      Messages.showErrorDialog(
          templatesListPanel,
          IgnoreBundle.message("action.exportTemplates.error")
      );
    }
  }
}

FileChooserDialog fileChooser = FileChooserFactory.getInstance()
 .createFileChooser(createMultipleFoldersDescriptor(), null, filesList);

.setAddAction(anActionButton -> {
 FileChooserFactory.getInstance().createPathChooser(
  FileChooserDescriptorFactory.
   createMultipleFoldersDescriptor().

@NotNull
private TextFieldWithBrowseButton getPath(String configurationPath) {
  FileChooserDescriptor descriptor = FileChooserDescriptorFactory.createSingleFileDescriptor(EXTENSION);
  FileTextField field = FileChooserFactory.getInstance().createFileTextField(descriptor, null);
  field.getField().setEnabled(false);
  field.getField().setText(configurationPath);
  TextFieldWithBrowseButton path = new TextFieldWithBrowseButton(field.getField());
  path.addBrowseFolderListener(null, null, null, descriptor, TEXT_FIELD_WHOLE_TEXT);
  return path;
}

outputPathsChooserDescriptor.setHideIgnored(false);
InsertPathAction.addTo(textField, outputPathsChooserDescriptor);
FileChooserFactory.getInstance().installFileCompletion(textField, outputPathsChooserDescriptor, true, null);

private void doAddExternalLibrary(AnActionButton button) {
 FileChooserFactory.getInstance().createPathChooser(
  FileChooserDescriptorFactory.
   createMultipleFoldersDescriptor().

private static JMenuItem createExportMenuItem(UberTreeViewer parseTreeViewer, String label, boolean useTransparentBackground) {
  JMenuItem item = new JMenuItem(label);
  item.addActionListener(event -> {
    String[] extensions = useTransparentBackground ? new String[]{"png", "svg"} : new String[]{"png", "jpg", "svg"};
    FileSaverDescriptor descriptor = new FileSaverDescriptor("Export Image to", "Choose the destination file", extensions);
    FileSaverDialog dialog = FileChooserFactory.getInstance().createSaveFileDialog(descriptor, (Project) null);
    VirtualFileWrapper vf = dialog.save(null, "parseTree");
    if (vf == null) {
      return;
    }
    File file = vf.getFile();
    String extension = FileUtilRt.getExtension(file.getName());
    if ("svg".equals(extension)) {
      exportToSvg(parseTreeViewer, file, useTransparentBackground);
    } else {
      exportToImage(parseTreeViewer, file, useTransparentBackground, extension);
    }
  });
  return item;
}

FileChooserDialog fileChooser = FileChooserFactory.getInstance()
    .createFileChooser(createMultipleFoldersDescriptor(), null, filesList);

@Override
public void actionPerformed(ActionEvent e) {
  FileSaverDialog dialog = FileChooserFactory.getInstance().createSaveFileDialog(
      new FileSaverDescriptor("Export Configuration", "Export to"),
      project
  );
  VirtualFileWrapper targetFile = dialog.save(project.getBaseDir(), project.getName() + "-profiler.config");
  if (targetFile != null) {
    exportToFile(targetFile.getFile());
  }
}

VirtualFileWrapper fileWrapper = FileChooserFactory.getInstance().createSaveFileDialog(descriptor, project).
 save(baseDir, firstItem != null ? firstItem.getName() : flexFileName);
if (fileWrapper == null) return;