java类javafx.stage.DirectoryChooser的实例源码

@FXML
public void extractPDFOnClicked() {

    Stage primaryStage = new Stage();
    DirectoryChooser directoryChooser = new DirectoryChooser();
    File selectedDirectory
            = directoryChooser.showDialog(primaryStage);

    if (selectedDirectory == null) {

        Alert alert = new Alert(Alert.AlertType.INFORMATION);
        alert.setTitle("Warning");
        alert.setHeaderText("Look, an Information Dialog");
        alert.setContentText("You have not selected any directory!");
        alert.show();
    } else {

        getTables(selectedDirectory.getAbsolutePath());
    }
}

/**
 * When a user wants to extract the pdf file of the students information and
 * when he clicks the button call goes to under given method and it
 * generates the pdf file.
 */
@FXML
public void extractPDF() {

    Stage primaryStage = new Stage();
    DirectoryChooser directoryChooser = new DirectoryChooser();
    File selectedDirectory
            = directoryChooser.showDialog(primaryStage);

    if (selectedDirectory == null) {

        Alert alert = new Alert(Alert.AlertType.INFORMATION);
        alert.setTitle("Warning");
        alert.setHeaderText("Look, an Information Dialog");
        alert.setContentText("You have not selected any directory!");
        alert.show();
    } else {

        getTables(selectedDirectory.getAbsolutePath());
    }
}

/**
 * Initial welcome prompt for first time startup. Browse button allows user
 * to browse directories and choose a folder
 *
 * @return set directory for master panel
 */
public static String initialWelcome() {
    Dialog dialog = makePlainDialog(WELCOME_TITLE, null, WELCOME_MESSAGE);
    setLogoDialog(dialog);

    ButtonType browse = new ButtonType("Browse");
    dialog.getDialogPane().getButtonTypes().addAll(browse);
    Optional<ButtonType> result = dialog.showAndWait();

    if (result.isPresent() && result.get() == browse) {
        DirectoryChooser directory = new DirectoryChooser();
        File selectedFile = directory.showDialog(null);
        if (selectedFile != null) {
            return selectedFile.getAbsolutePath();
        }
    }
    return null;
}

/**
 * Prompt to export a selected playlist
 *
 * @param playlists list of playlists
 * @return selected playlist, null if prompt is canceled
 */
public static Pair<Playlist, File> exportPlaylist(List<Playlist> playlists) {
    if(playlists.isEmpty()) {
        customPromptError("Error", null, "Playlists not found");
        return null;
    }

    ChoiceDialog<Playlist> dialog = new ChoiceDialog<>(playlists.get(0), playlists);
    Stage stage = (Stage) dialog.getDialogPane().getScene().getWindow();
    stage.getIcons().add(PROMPT_ICON);
    dialog.setTitle(EXPORT_PLAYLIST_TITLE);
    dialog.setHeaderText(EXPORT_PLAYLIST_HEADER);
    setDialogIcon(dialog, "export-playlist.png");
    dialog.setContentText(SELECT_PLAYLIST_LABEL);
    Optional<Playlist> result = dialog.showAndWait();

    if (result.isPresent()) {
        DirectoryChooser directory = new DirectoryChooser();
        File selectedFile = directory.showDialog(null);
        if (selectedFile != null) {
            return new Pair<>(result.get(), selectedFile);
        }
    }
    return null;
}

/**
 * Implements the logic for choosing the folder to server as the base path of the project
 */
@FXML
private void projectPathFileChooserActionButton() {

    // Get the configuration file path
    DirectoryChooser chooser = new DirectoryChooser();
    chooser.setTitle("Choose the project location");
    if (getDataModel().getProjectPath().isNotEmpty().get()) {
        chooser.setInitialDirectory(new File(getDataModel().getProjectPath().get()));
    }
    File selectedDirectory = chooser.showDialog(null);


    // Load configuration unless the user has chosen not to complete the dialog
    if (selectedDirectory != null) {

        projectPathTextField.setText(selectedDirectory.getAbsolutePath());
        getDataModel().setLastSelectedDirectory(selectedDirectory);
    }

}

FolderSelector(final ClientSetting clientSetting) {
  this.clientSetting = clientSetting;
  final File initialValue = clientSetting.value().isEmpty() ? null : new File(clientSetting.value());
  final HBox wrapper = new HBox();
  textField = new TextField(clientSetting.value());
  textField.prefColumnCountProperty().bind(Bindings.add(1, Bindings.length(textField.textProperty())));
  textField.setMaxWidth(Double.MAX_VALUE);
  textField.setDisable(true);
  final Button chooseFileButton = new Button("...");
  selectedFile = initialValue;
  chooseFileButton.setOnAction(e -> {
    final DirectoryChooser fileChooser = new DirectoryChooser();
    if (selectedFile != null) {
      fileChooser.setInitialDirectory(selectedFile);
    }
    final File file = fileChooser.showDialog(chooseFileButton.getScene().getWindow());
    if (file != null) {
      selectedFile = file;
      textField.setText(file.toString());
    }
  });
  wrapper.getChildren().addAll(textField, chooseFileButton);
  getChildren().add(wrapper);
}

public static GenericChooser newDirectoryC(){
    return new GenericChooser() {
        final DirectoryChooser ch = new DirectoryChooser();
        @Override
        public void setInitialDirectory(String initPath) {
            fixPath(initPath, (f) -> ch.setInitialDirectory(f));
        }

        @Override
        public void setTitle(String t) {
            ch.setTitle(t);
        }

        @Override
        public String show(final Window ownerWindow) {
            return ch.showDialog(ownerWindow).getAbsolutePath();
        }
    };
}

@Override
public void start(Stage stage) throws Exception {
    environments = new ArrayList<CacheEnvironment>();
    stage.setTitle("OSRS Cache Suite " + SuiteConstants.VERSION + "." + SuiteConstants.SUB_VERSION);
    stage.setResizable(false);
    Group rootGroup = new Group();
    Scene scene = new Scene(rootGroup, SuiteConstants.WIDTH, SuiteConstants.HEIGHT);

    cacheChooser = new DirectoryChooser();

    VBox vertical = new VBox();
    this.setupMenuBar(stage);
    vertical.getChildren().add(bar);
    setupTabPane(stage);
    vertical.getChildren().add(tabPane);
    rootGroup.getChildren().add(vertical);

    stage.setScene(scene);
    stage.show();
}

/**
 * Perform functionality associated with opening a file.
 *
 * @throws IOException
 *             throws <code>IOException</code> if any of the files were not
 *             found
 */
private void loadDataFiles() throws IOException {
    DirectoryChooser directoryChooser = new DirectoryChooser();
    directoryChooser.setTitle("Open folder containing data files");
    Window window = menuBar.getScene().getWindow();
    File directory = directoryChooser.showDialog(window);

    // user aborted
    if (directory == null) {
        return;
    }
    loadGraph(directory);
    loadTree(directory);
    loadKnownMutations(directory);
    loadAnnotations(directory);
    loadMetaData(directory);
}

private void editLocation ()
{
  DirectoryChooser chooser = new DirectoryChooser ();
  chooser.setTitle ("Choose Spy Folder");
  File currentLocation = spyFolder.isEmpty () ? null : new File (spyFolder);
  if (currentLocation != null && currentLocation.exists ())
    chooser.setInitialDirectory (currentLocation);

  File selectedDirectory = chooser.showDialog (this);
  if (selectedDirectory != null)
  {
    spyFolder = selectedDirectory.getAbsolutePath ();
    fileComboBox.getItems ().clear ();
    ObservableList<String> files = getSessionFiles (spyFolder);
    fileComboBox.setItems (files);
    if (files.size () > 0)
      fileComboBox.getSelectionModel ().select (0);
  }
}