下面列出了怎么用javafx.scene.control.DialogPane的API类实例代码及写法，或者点击链接到github查看源代码。
@FXML
private void adminLoginAction(){
String userName = txtAdminUserName.getText();
String password = txtAdminPassword.getText();
if (!userName.isEmpty() && !password.isEmpty()){
for (AdminDTO adminDTO: adminDTOList
) {
if (adminDTO.getAdminName().equals(userName) && adminDTO.getPassword().equals(password)){
loadDashBoardUI();
}else {
Alert adminLoginFailedAlert = new Alert(Alert.AlertType.ERROR);
DialogPane dialogPane = adminLoginFailedAlert.getDialogPane();
dialogPane
.getStylesheets().add(getClass()
.getResource("/css/dialog-pane-styles.css")
.toExternalForm());
dialogPane.getStyleClass().add("myDialog");
adminLoginFailedAlert.setTitle("Admin Login");
adminLoginFailedAlert.setHeaderText("Admin Login failed");
adminLoginFailedAlert.setContentText("Please check your user name or password again.");
adminLoginFailedAlert.showAndWait();
}
}
}
}
public static void showDuplicateWarning(List<String> duplicatePaths, Path lib) {
Alert alert = new WindowModalAlert(Alert.AlertType.WARNING);
DialogPane dialogPane = alert.getDialogPane();
ListView listView = new ListView();
listView.getStyleClass().clear();
ObservableList items = listView.getItems();
items.addAll(duplicatePaths);
listView.setEditable(false);
dialogPane.setContent(listView);
alert.setTitle("Duplicate JARs found");
alert.setHeaderText(String.format("Duplicate JARs found, it may cause unexpected behaviours.\n\n" +
"Please remove the older versions from these pair(s) manually. \n" +
"JAR files are located at %s directory.", lib));
alert.getButtonTypes().clear();
alert.getButtonTypes().addAll(ButtonType.OK);
alert.showAndWait();
}
@SuppressWarnings("unchecked")
protected void init(Stage stage) {
manager = mock(CodePluginManager.class);
ConfigurationStorage storage = mock(ConfigurationStorage.class);
editorUI = new CurrentProjectEditorUIImpl(manager, stage, mock(EmbeddedPlatforms.class),
mock(ArduinoLibraryInstaller.class), storage);
menuTree = TestUtils.buildCompleteTree();
mockedConsumer = mock(BiConsumer.class);
this.stage = stage;
dialogPane = new DialogPane();
dialogPane.setMinSize(500, 500);
stage.setScene(new Scene(dialogPane));
}
@Override
public void showConfigEntriesInfoDialog(String title,
String header,
ConfigEntriesView entriesView) {
final Alert alert = getConfigEntriesViewDialog(header);
alert.setTitle(title);
final DialogPane dialogPane = alert.getDialogPane();
dialogPane.setContent(entriesView);
alert.setResizable(true);
alert.showAndWait();
}
private static void applyStylesheetTo(Dialog dialog) {
DialogPane dialogPane = dialog.getDialogPane();
dialogPane.getStylesheets().add(
Thread.currentThread()
.getClass()
.getResource(ApplicationConstants.GLOBAL_CSS_FILE_NAME)
.toExternalForm());
}
public static void stopDialog() {
if (alert != null && alert.isShowing()) {
Platform.runLater(() -> {
DialogPane dialogPane = alert.getDialogPane();
dialogPane.getButtonTypes().clear();
dialogPane.getButtonTypes().add(ButtonType.CANCEL);
alert.close();
});
}
}
private void errorAlert(){
Alert adminLoginFailedAlert = new Alert(Alert.AlertType.ERROR);
DialogPane dialogPane = adminLoginFailedAlert.getDialogPane();
dialogPane.getStylesheets().add(
getClass().getResource("/css/dialog-pane-styles.css")
.toExternalForm());
dialogPane.getStyleClass().add("myDialog");
adminLoginFailedAlert.setTitle(title);
adminLoginFailedAlert.setHeaderText(headerText);
adminLoginFailedAlert.setContentText(contentText);
adminLoginFailedAlert.showAndWait();
}
private void infoAlert(){
Alert adminLoginFailedAlert = new Alert(Alert.AlertType.INFORMATION);
DialogPane dialogPane = adminLoginFailedAlert.getDialogPane();
dialogPane.getStylesheets().add(
getClass().getResource("/css/dialog-pane-styles.css")
.toExternalForm());
dialogPane.getStyleClass().add("myDialog");
adminLoginFailedAlert.setTitle(title);
adminLoginFailedAlert.setHeaderText(headerText);
adminLoginFailedAlert.setContentText(contentText);
adminLoginFailedAlert.showAndWait();
}
private void warnAlert(){
Alert adminLoginFailedAlert = new Alert(Alert.AlertType.WARNING);
DialogPane dialogPane = adminLoginFailedAlert.getDialogPane();
dialogPane.getStylesheets().add(
getClass().getResource("/css/dialog-pane-styles.css")
.toExternalForm());
dialogPane.getStyleClass().add("myDialog");
adminLoginFailedAlert.setTitle(title);
adminLoginFailedAlert.setHeaderText(headerText);
adminLoginFailedAlert.setContentText(contentText);
adminLoginFailedAlert.showAndWait();
}
public static Alert createAlertWithOptOut(Alert.AlertType type, String dialogKey, String title, String headerText,
String message, String optOutMessage, /*Callback<Boolean, Void> optOutAction,*/
ButtonType... buttonTypes) {
Alert alert = new Alert(type);
// Need to force the alert to layout in order to grab the graphic,
// as we are replacing the dialog pane with a custom pane
alert.getDialogPane().applyCss();
Node graphic = alert.getDialogPane().getGraphic();
// Create a new dialog pane that has a checkbox instead of the hide/show details button
// Use the supplied callback for the action of the checkbox
alert.setDialogPane(new DialogPane() {
@Override
protected Node createDetailsButton() {
CheckBox optOut = new CheckBox();
optOut.setText(optOutMessage);
optOut.setOnAction(event -> {
if (optOut.isSelected()) {
ignoreDialogs.add(dialogKey);
}
});
return optOut;
}
});
alert.getDialogPane().getButtonTypes().addAll(buttonTypes);
alert.getDialogPane().setContentText(message);
// Fool the dialog into thinking there is some expandable content
// a Group won't take up any space if it has no children
alert.getDialogPane().setExpandableContent(new Group());
alert.getDialogPane().setExpanded(true);
// Reset the dialog graphic using the default style
alert.getDialogPane().setGraphic(graphic);
alert.setTitle(title);
alert.setHeaderText(headerText);
return alert;
}
public void showInformationEraseAlert() {
Alert aboutInfo = new Alert(Alert.AlertType.CONFIRMATION);
aboutInfo.setTitle("Operação de remoção");
aboutInfo.setHeaderText("Remoção bem sucedida!");
aboutInfo.setContentText("Operação de remoção concluída!");
DialogPane diagPanel = aboutInfo.getDialogPane();
diagPanel.getStylesheets().add(getClass().getResource("css/alert.css").toExternalForm());
aboutInfo.showAndWait();
}
public void showAboutInformationAlert() {
Alert aboutInfo = new Alert(Alert.AlertType.INFORMATION);
aboutInfo.setTitle("Sobre o Software");
aboutInfo.setHeaderText("Sistema de Gerênciamento para Lojas de Informática.");
aboutInfo.setContentText("Software desenvolvido como trabalho prático para a \ndiscíplina de Programação Desktop.\n");
DialogPane diagPanel = aboutInfo.getDialogPane();
diagPanel.getStylesheets().add(getClass().getResource("css/alert.css").toExternalForm());
aboutInfo.showAndWait();
}
public void showInformationEraseAlert() {
Alert aboutInfo = new Alert(Alert.AlertType.CONFIRMATION);
aboutInfo.setTitle("Operação de remoção");
aboutInfo.setHeaderText("Remoção bem sucedida!");
aboutInfo.setContentText("Operação de remoção concluída!");
DialogPane diagPanel = aboutInfo.getDialogPane();
diagPanel.getStylesheets().add(getClass().getResource("css/alert.css").toExternalForm());
aboutInfo.showAndWait();
}
public void showAboutInformationAlert() {
Alert aboutInfo = new Alert(Alert.AlertType.INFORMATION);
aboutInfo.setTitle("Sobre o Software");
aboutInfo.setHeaderText("Sistema de Gerênciamento para Lojas de Informática.");
aboutInfo.setContentText("Software desenvolvido como trabalho prático para a \ndiscíplina de Programação Desktop.\n");
DialogPane diagPanel = aboutInfo.getDialogPane();
diagPanel.getStylesheets().add(getClass().getResource("css/alert.css").toExternalForm());
aboutInfo.showAndWait();
}
public void showInformationEraseAlert() {
Alert aboutInfo = new Alert(Alert.AlertType.CONFIRMATION);
aboutInfo.setTitle("Operação de remoção");
aboutInfo.setHeaderText("Remoção bem sucedida!");
aboutInfo.setContentText("Operação de remoção concluída!");
DialogPane diagPanel = aboutInfo.getDialogPane();
diagPanel.getStylesheets().add(getClass().getResource("css/alert.css").toExternalForm());
aboutInfo.showAndWait();
}
public void showAboutInformationAlert() {
Alert aboutInfo = new Alert(Alert.AlertType.INFORMATION);
aboutInfo.setTitle("Sobre o Software");
aboutInfo.setHeaderText("Sistema de Gerênciamento para Lojas de Informática.");
aboutInfo.setContentText("Software desenvolvido como trabalho prático para a \ndiscíplina de Programação Desktop.\n");
DialogPane diagPanel = aboutInfo.getDialogPane();
diagPanel.getStylesheets().add(getClass().getResource("css/alert.css").toExternalForm());
aboutInfo.showAndWait();
}
/** @param title Title, message
* @param correct_password Password to check
*/
public PasswordDialog(final String title, final String correct_password)
{
this.correct_password = correct_password;
final DialogPane pane = getDialogPane();
pass_entry.setPromptText(Messages.Password_Prompt);
pass_entry.setMaxWidth(Double.MAX_VALUE);
HBox.setHgrow(pass_entry, Priority.ALWAYS);
pane.setContent(new HBox(6, pass_caption, pass_entry));
pane.setMinSize(300, 150);
setResizable(true);
setTitle(Messages.Password);
setHeaderText(title);
pane.getStyleClass().add("text-input-dialog");
pane.getButtonTypes().addAll(ButtonType.OK, ButtonType.CANCEL);
// Check password in dialog?
if (correct_password != null && correct_password.length() > 0)
{
final Button okButton = (Button) pane.lookupButton(ButtonType.OK);
okButton.addEventFilter(ActionEvent.ACTION, event ->
{
if (! checkPassword())
event.consume();
});
}
setResultConverter((button) ->
{
return button.getButtonData() == ButtonData.OK_DONE ? pass_entry.getText() : null;
});
Platform.runLater(() -> pass_entry.requestFocus());
}
private static void styleAlert(Alert alert) {
Stage stage = (Stage) alert.getDialogPane().getScene().getWindow();
LibraryAssistantUtil.setStageIcon(stage);
DialogPane dialogPane = alert.getDialogPane();
dialogPane.getStylesheets().add(AlertMaker.class.getResource("/resources/dark-theme.css").toExternalForm());
dialogPane.getStyleClass().add("custom-alert");
}
public ErrorDialogue(final I18nManager i18nManager, final I18nKey titleKey, final Throwable e, final String... messages) {
alert = new Alert(AlertType.ERROR);
alert.setTitle(i18nManager.text(titleKey));
alert.setHeaderText(headerText(messages));
TextArea textArea = new TextArea(exceptionText(e));
VBox expContent = new VBox();
DialogPane dialoguePane = alert.getDialogPane();
expContent.getChildren().setAll(new Label(i18nManager.text(ERROR_DETAILS)), textArea);
dialoguePane.setExpandableContent(expContent);
dialoguePane.expandedProperty().addListener(p -> Platform.runLater(this::resizeAlert));
dialoguePane.setId("errorDialogue");
}
public LinkDialog(Window owner, Path basePath) {
setTitle(Messages.get("LinkDialog.title"));
initOwner(owner);
setResizable(true);
initComponents();
linkBrowseDirectoyButton.setBasePath(basePath);
linkBrowseDirectoyButton.urlProperty().bindBidirectional(urlField.escapedTextProperty());
linkBrowseFileButton.setBasePath(basePath);
linkBrowseFileButton.urlProperty().bindBidirectional(urlField.escapedTextProperty());
DialogPane dialogPane = getDialogPane();
dialogPane.setContent(pane);
dialogPane.getButtonTypes().addAll(ButtonType.OK, ButtonType.CANCEL);
dialogPane.lookupButton(ButtonType.OK).disableProperty().bind(
urlField.escapedTextProperty().isEmpty());
Utils.fixSpaceAfterDeadKey(dialogPane.getScene());
link.bind(Bindings.when(titleField.escapedTextProperty().isNotEmpty())
.then(Bindings.format("[%s](%s \"%s\")", textField.escapedTextProperty(), urlField.escapedTextProperty(), titleField.escapedTextProperty()))
.otherwise(Bindings.when(textField.escapedTextProperty().isNotEmpty())
.then(Bindings.format("[%s](%s)", textField.escapedTextProperty(), urlField.escapedTextProperty()))
.otherwise(Bindings.format("<%s>", urlField.escapedTextProperty()))));
previewField.textProperty().bind(link);
setResultConverter(dialogButton -> {
return (dialogButton == ButtonType.OK) ? link.get() : null;
});
Platform.runLater(() -> {
urlField.requestFocus();
if (urlField.getText().startsWith("http://"))
urlField.selectRange("http://".length(), urlField.getLength());
});
}
public ImageDialog(Window owner, Path basePath) {
setTitle(Messages.get("ImageDialog.title"));
initOwner(owner);
setResizable(true);
initComponents();
linkBrowseFileButton.setBasePath(basePath);
linkBrowseFileButton.addExtensionFilter(new ExtensionFilter(Messages.get("ImageDialog.chooser.imagesFilter"), "*.png", "*.gif", "*.jpg", "*.svg"));
linkBrowseFileButton.urlProperty().bindBidirectional(urlField.escapedTextProperty());
DialogPane dialogPane = getDialogPane();
dialogPane.setContent(pane);
dialogPane.getButtonTypes().addAll(ButtonType.OK, ButtonType.CANCEL);
dialogPane.lookupButton(ButtonType.OK).disableProperty().bind(
urlField.escapedTextProperty().isEmpty()
.or(textField.escapedTextProperty().isEmpty()));
Utils.fixSpaceAfterDeadKey(dialogPane.getScene());
image.bind(Bindings.when(titleField.escapedTextProperty().isNotEmpty())
.then(Bindings.format("![%s](%s \"%s\")", textField.escapedTextProperty(), urlField.escapedTextProperty(), titleField.escapedTextProperty()))
.otherwise(Bindings.format("", textField.escapedTextProperty(), urlField.escapedTextProperty())));
previewField.textProperty().bind(image);
setResultConverter(dialogButton -> {
return (dialogButton == ButtonType.OK) ? image.get() : null;
});
Platform.runLater(() -> {
urlField.requestFocus();
if (urlField.getText().startsWith("http://"))
urlField.selectRange("http://".length(), urlField.getLength());
});
}
public static Optional<String> showOldConfiguration(List<String> paths) {
Alert alert = new WindowModalAlert(AlertType.INFORMATION);
DialogPane dialogPane = alert.getDialogPane();
ListView listView = new ListView();
listView.getStyleClass().clear();
ObservableList items = listView.getItems();
items.addAll(paths);
listView.setEditable(false);
dialogPane.setContent(listView);
alert.setTitle("Load previous configuration?");
alert.setHeaderText(String.format("You have configuration files from previous AsciidocFX versions\n\n" +
"Select the configuration which you want to load configuration \n" +
"or continue with fresh configuration"));
alert.getButtonTypes().clear();
alert.getButtonTypes().addAll(ButtonType.APPLY);
alert.getButtonTypes().addAll(ButtonType.CANCEL);
ButtonType buttonType = alert.showAndWait().orElse(ButtonType.CANCEL);
Object selectedItem = listView.getSelectionModel().getSelectedItem();
return (buttonType == ButtonType.APPLY) ?
Optional.ofNullable((String) selectedItem) :
Optional.empty();
}
default void setDefaultIcon(DialogPane dialog) {
Stage stage = (Stage) dialog.getScene().getWindow();
try (InputStream logoStream = DefenderDialog.class.getResourceAsStream("/logo.png")) {
stage.getIcons().add(new Image(logoStream));
} catch (IOException e) {
logger.error("logo.png is not found", e);
}
}
public static void showDialog(Object parent, FormattableObject candidate){
final WKTPane chooser = new WKTPane(candidate);
final Alert alert = new Alert(Alert.AlertType.NONE);
final DialogPane pane = alert.getDialogPane();
pane.setContent(chooser);
alert.getButtonTypes().setAll(ButtonType.OK);
alert.setResizable(true);
alert.showAndWait();
}
/**
* Show a modal dialog to select a {@link CoordinateReferenceSystem}.
*
* @param parent parent frame of widget.
* @param crs {@link CoordinateReferenceSystem} to edit.
* @return modified {@link CoordinateReferenceSystem}.
*/
public static CoordinateReferenceSystem showDialog(Object parent, CoordinateReferenceSystem crs) {
final CRSChooser chooser = new CRSChooser();
chooser.crsProperty.set(crs);
final Alert alert = new Alert(Alert.AlertType.NONE);
final DialogPane pane = alert.getDialogPane();
pane.setContent(chooser);
alert.getButtonTypes().setAll(ButtonType.OK,ButtonType.CANCEL);
alert.setResizable(true);
final ButtonType res = alert.showAndWait().orElse(ButtonType.CANCEL);
return res == ButtonType.CANCEL ? null : chooser.crsProperty.get();
}
public CombinedModuleSetHighlightDialog(@Nonnull Stage parent, @Nonnull CombinedModulePlot plot,
@Nonnull String command) {
desktop = MZmineCore.getDesktop();
this.plot = plot;
rangeType = command;
mainPane = new DialogPane();
mainScene = new Scene(mainPane);
// Use main CSS
mainScene.getStylesheets()
.addAll(MZmineCore.getDesktop().getMainWindow().getScene().getStylesheets());
setScene(mainScene);
initOwner(parent);
String title = "Highlight ";
if (command.equals("HIGHLIGHT_PRECURSOR")) {
title += "precursor m/z range";
axis = plot.getXYPlot().getDomainAxis();
} else if (command.equals("HIGHLIGHT_NEUTRALLOSS")) {
title += "neutral loss m/z range";
axis = plot.getXYPlot().getRangeAxis();
}
setTitle(title);
Label lblMinMZ = new Label("Minimum m/z");
Label lblMaxMZ = new Label("Maximum m/z");
NumberStringConverter converter = new NumberStringConverter();
fieldMinMZ = new TextField();
fieldMinMZ.setTextFormatter(new TextFormatter<>(converter));
fieldMaxMZ = new TextField();
fieldMaxMZ.setTextFormatter(new TextFormatter<>(converter));
pnlLabelsAndFields = new GridPane();
pnlLabelsAndFields.setHgap(5);
pnlLabelsAndFields.setVgap(10);
int row = 0;
pnlLabelsAndFields.add(lblMinMZ, 0, row);
pnlLabelsAndFields.add(fieldMinMZ, 1, row);
row++;
pnlLabelsAndFields.add(lblMaxMZ, 0, row);
pnlLabelsAndFields.add(fieldMaxMZ, 1, row);
// Create buttons
mainPane.getButtonTypes().add(ButtonType.OK);
mainPane.getButtonTypes().add(ButtonType.CANCEL);
btnOK = (Button) mainPane.lookupButton(ButtonType.OK);
btnOK.setOnAction(e -> {
if (highlightDataPoints()) {
hide();
}
});
btnCancel = (Button) mainPane.lookupButton(ButtonType.CANCEL);
btnCancel.setOnAction(e -> hide());
mainPane.setContent(pnlLabelsAndFields);
sizeToScene();
centerOnScreen();
setResizable(false);
}
public ProductIonFilterSetHighlightDialog(@Nonnull Stage parent, ProductIonFilterPlot plot,
String command) {
this.desktop = MZmineCore.getDesktop();
this.plot = plot;
this.rangeType = command;
mainPane = new DialogPane();
mainScene = new Scene(mainPane);
mainScene.getStylesheets()
.addAll(MZmineCore.getDesktop().getMainWindow().getScene().getStylesheets());
setScene(mainScene);
initOwner(parent);
String title = "Highlight ";
if (command.equals("HIGHLIGHT_PRECURSOR")) {
title += "precursor m/z range";
axis = plot.getXYPlot().getDomainAxis();
} else if (command.equals("HIGHLIGHT_NEUTRALLOSS")) {
title += "neutral loss m/z range";
axis = plot.getXYPlot().getRangeAxis();
}
setTitle(title);
Label lblMinMZ = new Label("Minimum m/z");
Label lblMaxMZ = new Label("Maximum m/z");
NumberStringConverter converter = new NumberStringConverter();
fieldMinMZ = new TextField();
fieldMinMZ.setTextFormatter(new TextFormatter<>(converter));
fieldMaxMZ = new TextField();
fieldMaxMZ.setTextFormatter(new TextFormatter<>(converter));
pnlLabelsAndFields = new GridPane();
pnlLabelsAndFields.setHgap(5);
pnlLabelsAndFields.setVgap(10);
int row = 0;
pnlLabelsAndFields.add(lblMinMZ, 0, row);
pnlLabelsAndFields.add(fieldMinMZ, 1, row);
row++;
pnlLabelsAndFields.add(lblMaxMZ, 0, row);
pnlLabelsAndFields.add(fieldMaxMZ, 1, row);
// Create buttons
mainPane.getButtonTypes().add(ButtonType.OK);
mainPane.getButtonTypes().add(ButtonType.CANCEL);
btnOK = (Button) mainPane.lookupButton(ButtonType.OK);
btnOK.setOnAction(e -> {
if (highlightDataPoints()) {
hide();
}
});
btnCancel = (Button) mainPane.lookupButton(ButtonType.CANCEL);
btnCancel.setOnAction(e -> hide());
mainPane.setContent(pnlLabelsAndFields);
sizeToScene();
centerOnScreen();
setResizable(false);
}
public OptionsDialog(Window owner) {
setTitle(Messages.get("OptionsDialog.title"));
initOwner(owner);
initComponents();
tabPane.getStyleClass().add(TabPane.STYLE_CLASS_FLOATING);
// add "Store in project" checkbox to buttonbar
boolean oldStoreInProject = Options.isStoreInProject();
ButtonType storeInProjectButtonType = new ButtonType(Messages.get("OptionsDialog.storeInProject.text"), ButtonData.LEFT);
setDialogPane(new DialogPane() {
@Override
protected Node createButton(ButtonType buttonType) {
if (buttonType == storeInProjectButtonType) {
CheckBox storeInProjectButton = new CheckBox(buttonType.getText());
ButtonBar.setButtonData(storeInProjectButton, buttonType.getButtonData());
storeInProjectButton.setSelected(oldStoreInProject);
storeInProjectButton.setDisable(ProjectManager.getActiveProject() == null);
return storeInProjectButton;
}
return super.createButton(buttonType);
}
});
DialogPane dialogPane = getDialogPane();
dialogPane.setContent(tabPane);
dialogPane.getButtonTypes().addAll(storeInProjectButtonType, ButtonType.OK, ButtonType.CANCEL);
// save options on OK clicked
dialogPane.lookupButton(ButtonType.OK).addEventHandler(ActionEvent.ACTION, e -> {
boolean newStoreInProject = ((CheckBox)dialogPane.lookupButton(storeInProjectButtonType)).isSelected();
if (newStoreInProject != oldStoreInProject)
Options.storeInProject(newStoreInProject);
save();
e.consume();
});
Utils.fixSpaceAfterDeadKey(dialogPane.getScene());
// load options
load();
// select last tab
int tabIndex = MarkdownWriterFXApp.getState().getInt("lastOptionsTab", -1);
if (tabIndex > 0 && tabIndex < tabPane.getTabs().size())
tabPane.getSelectionModel().select(tabIndex);
// remember last selected tab
setOnHidden(e -> {
MarkdownWriterFXApp.getState().putInt("lastOptionsTab", tabPane.getSelectionModel().getSelectedIndex());
});
}
private static void showAlwaysOnTop(DialogPane dialogPane) {
((Stage) dialogPane.getScene().getWindow()).setAlwaysOnTop(true);
}
static Alert buildDeleteAlertDialog(List<Path> pathsLabel) {
Alert deleteAlert = new WindowModalAlert(Alert.AlertType.WARNING, null, ButtonType.YES, ButtonType.CANCEL);
deleteAlert.setHeaderText("Do you want to delete selected path(s)?");
DialogPane dialogPane = deleteAlert.getDialogPane();
ObservableList<Path> paths = Optional.ofNullable(pathsLabel)
.map(FXCollections::observableList)
.orElse(FXCollections.emptyObservableList());
if (paths.isEmpty()) {
dialogPane.setContentText("There are no files selected.");
deleteAlert.getButtonTypes().clear();
deleteAlert.getButtonTypes().add(ButtonType.CANCEL);
return deleteAlert;
}
ListView<Path> listView = new ListView<>(paths);
listView.setId("listOfPaths");
GridPane gridPane = new GridPane();
gridPane.addRow(0, listView);
GridPane.setHgrow(listView, Priority.ALWAYS);
double minWidth = 200.0;
double maxWidth = Screen.getScreens().stream()
.mapToDouble(s -> s.getBounds().getWidth() / 3)
.min().orElse(minWidth);
double prefWidth = paths.stream()
.map(String::valueOf)
.mapToDouble(s -> s.length() * 7)
.max()
.orElse(maxWidth);
double minHeight = IntStream.of(paths.size())
.map(e -> e * 70)
.filter(e -> e <= 300 && e >= 70)
.findFirst()
.orElse(200);
gridPane.setMinWidth(minWidth);
gridPane.setPrefWidth(prefWidth);
gridPane.setPrefHeight(minHeight);
dialogPane.setContent(gridPane);
return deleteAlert;
}